CN107415588A - Side impact energy-absorbing formula automobile crane span structure assembly - Google Patents
Side impact energy-absorbing formula automobile crane span structure assembly Download PDFInfo
- Publication number
- CN107415588A CN107415588A CN201710345867.4A CN201710345867A CN107415588A CN 107415588 A CN107415588 A CN 107415588A CN 201710345867 A CN201710345867 A CN 201710345867A CN 107415588 A CN107415588 A CN 107415588A
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- CN
- China
- Prior art keywords
- axle
- axle housing
- housing portion
- absorbing
- cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
- B60B35/16—Axle housings
- B60B35/163—Axle housings characterised by specific shape of the housing, e.g. adaptations to give space for other vehicle elements like chassis or exhaust system
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/004—Mounting arrangements for axles
- B60B35/006—Mounting arrangements for axles with mounting plates or consoles fitted to axles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
- B60B35/121—Power-transmission from drive shaft to hub
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
- B60B35/16—Axle housings
- B60B35/166—Axle housings characterised by reinforcements, e.g. reinforcement ribs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/42—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects extending primarily along the sides of, or completely encircling, a vehicle
Abstract
The present invention relates to automobile crane span structure.A kind of side impact energy-absorbing formula automobile crane span structure assembly, including axle housing, front axle, vehicle frame and two side impact protection mechanisms at left and right sides of vehicle frame, vehicle frame is connected on axle housing and front axle by hitch, axle housing is provided with decelerator construction section and two semiaxis construction sections positioned at decelerator construction section both sides, the free end of semiaxis construction section is provided with wheel connector, wheel connector is connected with wheel, front axle includes cross bar and two cantilevers positioned at cross bar both ends, cantilever is connected with wheel, side impact protection mechanism includes the side fender rod extended along the longitudinal direction, one end of side fender rod is arranged at the axle housing portion side impact energy-absorbing structure of semiaxis construction section, the other end is arranged at the preceding axle portion side impact energy-absorbing structure of cross bar.The invention provides it is a kind of produce side impact when without vehicle frame crumple deformation can absorbing side impact energy side impact energy-absorbing formula automobile crane span structure assembly, solve the problems, such as to need security difference caused by vehicle body crumple energy-absorbing during existing automobile side crash.
Description
Technical field
The present invention relates to automobile crane span structure, more particularly to a kind of side impact energy-absorbing formula automobile crane span structure assembly.
Background technology
The crane span structure of automobile is by vehicle frame, the back axle of support vehicle frame（Drive axle）And automobile front axle（Also known as propons, it is steeraxle）
Form, the both ends of drive axle and front axle all connect wheel, and vehicle frame is connected on vehicle frame by hitch.
Automobile front axle is used to install front-wheel, support automotive front weight, is connected with front overhang hanger with vehicle frame.In Chinese patent
Application number 2011201792654, authorized announcement date are on December 28th, 2011, the patent document of entitled " automobile front axle assembly "
In i.e. disclose a kind of automobile front axle of existing structure.Automobile front axle includes cross bar and two cantilevers, the both ends of cross bar are respectively provided with
One vehicle frame supporting part, the both ends of cross bar are respectively connected with a cantilever, and cantilever is provided with kingpin bore.In use, knuckle is passed through
Stub is located in kingpin bore and ditto together, front-wheel is installed on knuckle to axis connection.
The composition of drive axle is made up of main reducing gear, differential mechanism, semiaxis, axle housing.Main reducing gear, differential mechanism, drive axle group
Part is arranged in driving axle housing body, and positioned at automobile rear, power passes to trailing wheel.Announced in Chinese patent and be
A kind of existing axle housing is disclosed in CN205853768U patent document.The basic structure of existing axle housing includes axle housing sheet
Body, axle housing are provided with decelerator construction section and two semiaxis construction sections positioned at decelerator construction section both sides, semiaxis construction section
Free end be provided with wheel connector, decelerator construction section is provided with decelerator installation cavity, and semiaxis construction section is provided with from wheel and connected
The end face of head starts the bearing of trend extension along semiaxis construction section and the semiaxis installation passage of connection decelerator installation cavity.During use
Decelerator is arranged in decelerator installation cavity, and two semiaxis are attached with wheel after semiaxis installation passage passes through and drive car
Wheel（Trailing wheel）.
Existing automobile crane span structure has the following disadvantages：Anti- side impact ability, it is the deformation by vehicle frame when producing side collision
Energy-absorbing is realized in crumple, and the deformation crumple of vehicle frame is easily hurt multiplies.
The content of the invention
The invention provides it is a kind of produce side impact when without vehicle frame crumple deformation can absorbing side impact energy side impact energy-absorbing
Formula automobile crane span structure assembly, solves the problems, such as to need security difference caused by vehicle body crumple energy-absorbing during existing automobile side crash.
Above technical problem solves by the following technical programs：A kind of side impact energy-absorbing formula automobile crane span structure assembly, including
Axle housing, front axle and vehicle frame, vehicle frame are connected on axle housing and front axle by hitch, the axle housing be provided with decelerator construction section and
Two semiaxis construction sections positioned at decelerator construction section both sides, the free end of the semiaxis construction section are provided with wheel connector, institute
State wheel connector and be connected with wheel, the decelerator construction section is provided with decelerator installation cavity, the semiaxis construction section be provided with from
The end face of the wheel connector starts to extend and connect the half of the decelerator installation cavity along the bearing of trend of semiaxis construction section
Axle installation passage, the front axle include cross bar and two cantilevers positioned at cross bar both ends, and the cantilever is connected with wheel, its feature
It is, in addition to two side impact protection mechanisms at left and right sides of vehicle frame, the side impact protection mechanism are included along the longitudinal direction
The side fender rod of extension, one end of the side fender rod are arranged at the axle housing portion side impact energy-absorbing knot of the semiaxis construction section
Structure, the other end are arranged at the preceding axle portion side impact energy-absorbing structure of the cross bar, and axle housing portion side impact energy-absorbing structure includes setting
Put the annular axle housing portion cylinder extended in left-right direction being looped around outside semiaxis installation passage in semiaxis construction section, seal
The axle housing portion compression piston that is slidably connected in axle housing portion cylinder one end and axle housing portion compression piston homonymy fender rod is connected to
Axle housing portion bogie together, the semiaxis construction section is provided with the axle housing minister's bar shaped avoid holes extended in left-right direction, described
Axle housing portion bogie is located in the axle housing minister bar shaped avoid holes, and the other end of axle housing portion cylinder sprays provided with axle housing portion
Perforation, it is connected with when the air pressure in axle housing portion cylinder rises to setting value by axle housing portion cylinder in axle housing portion spray-hole
Gas extrude axle housing portion seal head, the preceding axle portion side impact energy-absorbing structure include be arranged on prolonging in left-right direction in cross bar
Preceding axle portion compression piston before the preceding axle portion cylinder stretched, sealing are slidably connected in axle portion cylinder one end and compress preceding axle portion is lived
The preceding axle portion bogie that plug homonymy fender rod links together, the cross bar are provided with the front axle minister's bar shaped extended in left-right direction
Avoid holes, the preceding axle portion bogie are located in the front axle minister bar shaped avoid holes, the other end of the preceding axle portion cylinder
Provided with preceding axle portion spray-hole, the air pressure being connected with the preceding axle portion spray-hole in current axle portion cylinder takes off when rising to setting value
The preceding axle portion seal head gone out.The position collided when being collided is side fender rod（Side protection cylinder surpasses along vehicle width direction
Go out vehicle body）.When side fender rod is collided：Axle housing portion side impact energy-absorbing structure produces following act：Axle housing portion bogie drive axle
Gas in compression piston compression axle housing portion of shell portion cylinder plays a part of energy-absorbing, with the liter of the pressure in axle housing portion cylinder
Height, fluid wash axle housing portion seal head open, and fluid flows out from spray-hole and realizes energy-absorbing；Preceding axle portion side impact energy-absorbing structure produces
Energy-absorbing is assisted together with the action of axle housing portion side impact energy-absorbing structure identical., can by setting spray-hole and the upper seal head of connection
Collision energy-absorbing effect is improved, if being not provided with seal head, collision energy-absorbing effect can weaken more.
Preferably, axle housing portion side impact energy-absorbing structure also includes being looped around outside semiaxis installation passage in left-right direction
The first annular axle housing portion friction energy dissipation cylinder of extension, the first axle housing portion friction energy dissipation cylinder inner surface rub provided with axle housing portion first
Layer, the axle housing minister bar shaped avoid holes are arranged on the first axle housing portion friction energy dissipation cylinder, the axle housing portion bogie bag
Axle housing portion link is included, be connected to the axle housing portion head rod of axle housing portion link side and is connected to axle housing portion link be another
The connecting rod of axle housing portion second of side, axle housing portion link are provided with the frictional layer of axle housing portion second, axle housing portion link
Rubbed together with being slidably connected by the frictional layer of axle housing portion second with the frictional layer of axle housing portion first to be connected to the first axle housing portion
Wipe in pin energy cylinder, axle housing portion head rod links together with the side fender rod, the connecting rod of axle housing portion second
Linked together with axle housing portion compression piston.Except compressed gas and carry out gas injection energy-absorbing also, also synchronously rubbed
Wipe energy-absorbing, can realize that less stroke absorbs more collision energy, so as to realize keep vehicle body outward appearance width dimensions and
The width of the bearing space of vehicle body is improved on the premise of collision energy-absorbing effect is constant.
Preferably, axle housing portion side impact energy-absorbing structure also includes axle housing portion energy-absorbing piston and is looped around semiaxis and installs to lead to
The the second annular axle housing portion friction energy dissipation cylinder extended in left-right direction outside road, the second axle housing portion friction energy dissipation cylinder inner surface are set
There is the frictional layer of axle housing portion the 3rd, the side face of the axle housing portion energy-absorbing piston is provided with the frictional layer of axle housing portion the 4th, the axle housing portion
Energy-absorbing piston is slidably connected together to be connected to described second by the frictional layer of axle housing portion the 4th with the frictional layer of axle housing portion the 3rd
In axle housing portion friction energy dissipation cylinder, the axle housing portion energy-absorbing piston is connected by the connecting rod of axle housing portion the 3rd with axle housing portion link
It is connected together.One can be entered and realize that less stroke absorbs more collision energy, keeping vehicle body outward appearance wide so as to realize
The width of the bearing space of vehicle body is improved on the premise of degree size and collision energy-absorbing effect are constant.
Preferably, the second axle housing portion friction energy dissipation cylinder be located at the semiaxis installation passage and axle housing portion cylinder it
Between.Convenience when making layout can be improved.
Preferably, the preceding axle portion side impact energy-absorbing structure also includes extend in left-right direction the be arranged in cross bar
Axle portion friction energy dissipation cylinder before one, axle portion friction energy dissipation cylinder inner surface is provided with the preceding frictional layer of axle portion first, the preceding axle portion before first
Before strip avoid holes are arranged on described first on axle portion friction energy dissipation cylinder, the preceding axle portion bogie connects including preceding axle portion
Frame, the preceding axle portion head rod for being connected to preceding axle portion link side and the preceding axle portion for being connected to preceding axle portion link opposite side
Second connecting rod, the preceding axle portion link are provided with the preceding frictional layer of axle portion second, and the preceding axle portion link passes through preceding axle portion
Before described first being connected to together with two frictional layers are slidably connected with the preceding frictional layer of axle portion first in axle portion friction pin energy cylinder, institute
Axle portion head rod links together with the side fender rod before stating, and the preceding connecting rod of axle portion second is the same as the preceding axle portion pressure
Contracting piston links together.Realize that less stroke absorbs more collision energy, vehicle body outward appearance width is being kept so as to realize
The width of the bearing space of vehicle body is improved on the premise of size and collision energy-absorbing effect are constant.
Preferably, the preceding axle portion side impact energy-absorbing structure also includes preceding axle portion energy-absorbing piston and extended in left-right direction
Axle portion friction energy dissipation cylinder before second, axle portion friction energy dissipation cylinder inner surface is provided with the preceding frictional layer of axle portion the 3rd, the front axle before second
The side face of portion's energy-absorbing piston is provided with the preceding frictional layer of axle portion the 4th, and the preceding axle portion energy-absorbing piston passes through the preceding frictional layer of axle portion the 4th
The same frictional layer of axle portion the 3rd is slidably connected together and before being connected to described second in axle portion friction energy dissipation cylinder, the preceding axle portion
Energy-absorbing piston is linked together by the preceding connecting rod of axle portion the 3rd with the preceding axle portion link.Further realize less stroke
More collision energy is absorbed, is keeping carrying on the premise of vehicle body outward appearance width dimensions and collision energy-absorbing effect are constant so as to realize
The width of the bearing space of high vehicle body.
Preferably, the preceding axle portion cylinder be looped around second before outside axle portion friction energy dissipation cylinder.Making cloth can be improved
Convenience during office.
Body is connected with preferably, being slidingly sealed in the cross bar, the inner space of the body is formed described in two
Axle portion friction energy dissipation cylinder before second, two preceding axle portion cylinders are surrounded between the both ends of the body and cross bar.When is produced from side
Body can also produce movement when life is collided and causes the preceding axle portion compression piston of the side to move so that the preceding axle portion side impact of opposite side
Endergonic structure also assists in friction energy-absorbing；So as to play a part of improving friction energy-absorbing effect.
Preferably, axle housing portion seal head is identical with the structure of preceding axle portion seal head, axle housing portion seal head
Outer surface is provided with level pressure ring and prevents the annular barb being inserted into axle housing portion seal head in axle housing portion cylinder, level pressure ring and ring
Cylindrical section is provided between shape barb, axle housing portion seal head is tightly connected by the cylindrical section with axle housing portion spray-hole
Together, the level pressure ring towards the end face of seal section one end be circular conical surface.Connection reliability between seal head and injection are empty
It is good.Can be different by changing frictional force caused by the size of drift angle, to change the power size that seal head is rushed to open needs.
Preferably, axle housing portion seal head includes interior pipe and the outer pipe being set in outside interior pipe, the inner circle
The outer end of pipe is provided with bottom wall and closed by the bottom wall, and the inner of the inner and outer pipe of the interior pipe is integrally formed together
And the outer pipe that the formation deformation escape groove between the interior pipe and outer pipe, the level pressure ring and annular barb are all set
On outer peripheral face.Reliability when convenience and guarantee when can improve assembling connect.
Preferably, axle housing portion seal head is identical with the structure of preceding axle portion seal head, the axle housing portion seal head bag
Interior pipe is included, the outer end of the interior pipe is provided with bottom wall and closed by the bottom wall, and the inner peripheral surface of the interior pipe is provided with guiding
The fan blade that axle housing portion seal head rotates, the semiaxis construction section are also rotatably connected to adapter sleeve, and the adapter sleeve is connected with
Annular blade, forms limiting section between the annular blade and adapter sleeve, the blade, which is provided with, to be used for the bottom wall from described
The annular cutting edge cut on interior pipe.It can be moved when axle housing portion seal head produces ejection towards annular blade, annular blade
Cutting edge, which cuts off the bottom wall of axle housing portion seal head, causes fluid flows out through axle housing portion seal head inside and axle housing portion seal head is same to limit
Position portion abuts together, in the presence of fan blade axle housing portion seal head and annular blade is produced together during fluid outflow
Rotate and play a part of energy-absorbing i.e. consumed energy.
The present invention has advantages below：It is good that anti-side touches ability；Vehicle body will not be by during side impact in setting range
Extruding；Side impact energy-absorbing is used as the energy of Absorption of Medium collision by gas, and increase participates in the key element of energy-absorbing；Adding to repair
Property.
Brief description of the drawings
Fig. 1 is looked up regarding schematic diagram for the embodiment of the present invention one；
Fig. 2 is the schematic cross-sectional view of axle housing；
Fig. 3 is the schematic cross-sectional view of front axle；
Fig. 4 is the section view enlarged diagram of the junction of axle housing portion seal head and semiaxis construction section；
Fig. 5 be the embodiment of the present invention two axle housing portion seal head and semiaxis construction section junction section view enlarged diagram.
In figure：Vehicle frame 1, rear wheel 11, front vehicle wheel 12, axle housing 2, decelerator construction section 21, semiaxis construction section 22, wheel connect
Joint 23, decelerator installation cavity 24, semiaxis installation passage 25, front axle 3, cross bar 31, cantilever 32, body 33, side impact protection mechanism
4th, side fender rod 40, preceding axle portion side impact energy-absorbing structure 41, preceding axle portion bogie 411, preceding axle portion link 4110, preceding axle portion first
Connecting rod 4111, the second connecting rod of preceding axle portion 4112, the connecting rod 4113 of preceding axle portion the 3rd, preceding axle portion cylinder 412, the injection of preceding axle portion
Axle portion friction energy dissipation cylinder 414, front axle minister's bar shaped avoid holes 4141, second before hole 4121, preceding axle portion compression piston 413, first
Preceding axle portion friction energy dissipation cylinder 415, preceding axle portion seal head 416, preceding axle portion energy-absorbing piston 417, axle housing portion side impact energy-absorbing structure 51, bridge
Shell portion bogie 511, axle housing portion link 5110, axle housing portion head rod 5111, the second connecting rod of axle housing portion 5112, axle housing
The connecting rod 5113 of portion the 3rd, axle housing portion cylinder 512, axle housing portion spray-hole 5121, axle housing portion compression piston 513, the first axle housing portion
Friction energy dissipation cylinder 514, axle housing minister's bar shaped avoid holes 5141, the second axle housing portion friction energy dissipation cylinder 515, axle housing portion seal head 516,
Interior pipe 5161, outer pipe 5162, bottom wall 5163, deformation escape groove 5164, level pressure ring 5165, level pressure ring are towards seal section one end
End face 51651, annular barb 5166, cylindrical section 5167, fan blade 5168, axle housing portion energy-absorbing piston 517, support frame 518, plane
Bearing 5181, adapter sleeve 519, blade 5191, limiting section 5192, annular cutting edge 5193.
Embodiment
The present invention is illustrated with embodiment below in conjunction with accompanying drawing.
Embodiment one, referring to Fig. 1, a kind of side impact energy-absorbing formula automobile crane span structure assembly, including vehicle frame 1, axle housing 2, front axle 3 and two
Individual side impact protection mechanism 4.
Vehicle frame 1 is connected on axle housing 2 and front axle 3 by hitch.
Axle housing 2 is provided with decelerator construction section 21 and two semiaxis construction sections 22 positioned at decelerator construction section both sides.Semiaxis
The free end of construction section 22 is provided with wheel connector 23.Wheel connector 23 is connected with rear wheel 11.
Front axle 3 includes cross bar 31 and two cantilevers 32 positioned at cross bar both ends.Cantilever 32 is connected with front vehicle wheel 12.
Two side impact protection mechanisms 4 are distributed in the left and right sides of vehicle frame 1.Side impact protection mechanism 4 includes side fender rod 40.Side
Fender rod 40 extends along the longitudinal direction.Width of the side fender rod 40 along automobile is that left and right directions exceeds vehicle body namely side impact
When first touch side fender rod 40.The front end of side fender rod 40 is connected to one by preceding axle portion side impact energy-absorbing structure 41 with front axle 3
Rise, rear end is linked together by axle housing portion side impact energy-absorbing structure 51 with semiaxis construction section 22.Axle housing portion side impact energy-absorbing structure 51
Including axle housing portion bogie 511.The rear end of side fender rod 40 is connected on axle housing portion bogie 511.Preceding axle portion side impact energy-absorbing knot
Structure 41 includes preceding axle portion bogie 411.Before the front end of side fender rod 40 is connected on axle portion bogie 411.
Referring to Fig. 2, decelerator construction section 21 is provided with decelerator installation cavity 24.Semiaxis construction section 22 is provided with from wheel connector
23 end face starts the bearing of trend extension along semiaxis construction section and the semiaxis installation passage 25 of connection decelerator installation cavity.
Axle housing portion side impact energy-absorbing structure 51 also includes axle housing portion cylinder 512, axle housing portion compression piston 513, the first axle housing portion
The axle housing portion friction energy dissipation cylinder 515 of friction energy dissipation cylinder 514 and second.
Axle housing portion cylinder 512 is arranged in semiaxis construction section 22.Axle housing portion cylinder 512 is to be looped around semiaxis installation passage 25
Outer annular.Axle housing portion cylinder 512 extends in left-right direction.The sealing of axle housing portion compression piston 513 is slidably connected at axle housing portion gas
In one end of cylinder 512, the other end of axle housing portion cylinder 512 be provided with axle housing portion spray-hole 5121.Can in axle housing portion spray-hole 5121
It is sealedly connected with axle housing portion seal head 516 with outwards extracting.
First axle housing portion friction energy dissipation cylinder 514 is arranged in semiaxis construction section 22.First axle housing portion friction energy dissipation cylinder 514 is
The annular being looped around outside semiaxis installation passage 25.First axle housing portion friction energy dissipation cylinder 514 extends in left-right direction.First axle housing portion
Friction energy dissipation cylinder 514 is provided with the axle housing minister's bar shaped avoid holes 5141 extended in left-right direction.First axle housing portion friction energy dissipation cylinder
514 inner peripheral surface is provided with the frictional layer of axle housing portion first.Second axle housing portion friction energy dissipation cylinder 515 is arranged on semiaxis construction section 22
It is interior.
Second axle housing portion friction energy dissipation cylinder 515 is the annular being looped around outside semiaxis installation passage 25.Second axle housing portion rubs
Energy dissipating cylinder 515 extends in left-right direction.Second axle housing portion friction energy dissipation cylinder 515 is located at semiaxis installation passage 25 and axle housing portion cylinder
Between 512.Provided with the frictional layer of axle housing portion the 3rd on the inner peripheral surface of second axle housing portion friction energy dissipation cylinder 515.Second axle housing portion rubs
Axle housing portion energy-absorbing piston 517 is provided with energy dissipating cylinder 515.The side face of axle housing portion energy-absorbing piston 517 rubs provided with axle housing portion the 4th
Layer.Axle housing portion energy-absorbing piston 517 is slidably connected together and even by the frictional layer of axle housing portion the 4th with the frictional layer of axle housing portion the 3rd
It is connected in the second axle housing portion friction energy dissipation cylinder 515.
Axle housing portion bogie 511 connects including axle housing portion link 5110, axle housing portion head rod 5111, axle housing portion second
Extension bar 5112 and the connecting rod 5113 of axle housing portion the 3rd.Axle housing portion link 510 is annular.On the side face of axle housing portion link 5110
Provided with the frictional layer of axle housing portion second, axle housing portion link 5110 is slided by the frictional layer of axle housing portion second and the frictional layer of axle housing portion first
It is dynamic to link together and be connected in the first axle housing portion friction energy dissipation cylinder 514.First axle housing portion friction energy dissipation cylinder 514 and axle housing portion
Link 5110 is coaxial.One end of axle housing portion head rod 5111 links together with axle housing portion link 5110, the other end
Homonymy fender rod links together after through same axle housing minister bar shaped avoid holes 5141.The second connecting rod of axle housing portion 5112 has at least
3.The second connecting rod of axle housing portion 5112 is circumferentially distributed along axle housing portion cylinder 512.One end of the second connecting rod of axle housing portion 5112
Linked together with axle housing portion link 5110, the other end links together with axle housing portion compression piston 513.Axle housing portion the 3rd connects
Extension bar 5113 has at least 3.The connecting rod 5113 of axle housing portion the 3rd is circumferentially distributed along the second axle housing portion friction energy dissipation cylinder 515.Bridge
One end of the connecting rod 5113 of shell portion the 3rd links together with axle housing portion link 5110, the other end is the same as axle housing portion energy-absorbing piston
517 link together.
Referring to Fig. 3, preceding axle portion side impact energy-absorbing structure 41 also includes preceding axle portion cylinder 412, preceding axle portion compression piston 413, the
Axle portion friction energy dissipation cylinder 415 before axle portion friction energy dissipation cylinder 414 and second before one.
It is slidingly sealed in cross bar 31 and is connected with body 33.Body 33 extends in left-right direction.The inner space structure of body 33
Into two preceding axle portion side impact energy-absorbing structures 41 amount to two second before axle portion friction energy dissipation cylinder 415.Axle portion friction disappears before second
The energy inner peripheral surface of cylinder 415 is provided with the preceding frictional layer of axle portion the 3rd.Preceding axle portion energy-absorbing is provided with before second in axle portion friction energy dissipation cylinder 415 to live
Plug 417.The side face of preceding axle portion energy-absorbing piston 417 is provided with the preceding frictional layer of axle portion the 4th.Preceding axle portion energy-absorbing piston 417 passes through front axle
The frictional layer of the 4th the same axle portion of frictional layer of portion the 3rd is slidably connected axle portion friction energy dissipation cylinder 415 together and before being connected to second
It is interior.
Two preceding axle portions altogether of two preceding axle portion side impact energy-absorbing structures 41 are surrounded between the both ends of body 33 and cross bar 31
Cylinder 412.Preceding axle portion cylinder 412 is to be looped around the annular before second outside axle portion friction energy dissipation cylinder 415.The preceding edge of axle portion cylinder 412
Left and right directions extends.The preceding sealing of axle portion compression piston 413 is slidably connected in one end of preceding axle portion cylinder 412, preceding axle portion cylinder
412 other end is provided with preceding axle portion spray-hole 4121.Front axle can be sealedly connected with preceding axle portion spray-hole 4121 with outwards extracting
Portion's seal head 416.
Axle portion friction energy dissipation cylinder 414 is arranged in cross bar 22 before first.Axle portion friction energy dissipation cylinder 414 is along right and left before first
To extension.Axle portion friction energy dissipation cylinder 414 is provided with the front axle minister's bar shaped avoid holes 4141 extended in left-right direction before first.First
The inner peripheral surface of preceding axle portion friction energy dissipation cylinder 414 is provided with the preceding frictional layer of axle portion first.
Preceding axle portion bogie 411 includes preceding axle portion link 4110, preceding axle portion head rod 4111, preceding axle portion second and connected
Extension bar 4112 and the connecting rod 4113 of preceding axle portion the 3rd.The side face of preceding axle portion link 4110 is provided with the preceding frictional layer of axle portion second,
Preceding axle portion link 4110 is connected to together with being slidably connected with the preceding frictional layer of axle portion first by the preceding frictional layer of axle portion second
Before first in axle portion friction energy dissipation cylinder 414.Axle portion friction energy dissipation cylinder 414 and preceding axle portion link 4110 are coaxial before first.Front axle
The same axle portion link 4110 in one end of portion's head rod 4111 is linked together, the other end is kept away through the same axle portion strip
Homonymy fender rod behind hole 4141 is allowed to link together.Preceding the second connecting rod of axle portion 4112 has at least 3.The preceding connecting rod of axle portion second
4112 along the circumferentially distributed of preceding axle portion cylinder 412.The same axle portion link 4110 in one end of preceding the second connecting rod of axle portion 4112 connects
It is connected together, the same axle portion compression piston 413 of the other end links together.The preceding connecting rod 4113 of axle portion the 3rd has 1.Preceding axle portion
The same axle portion link 4110 in one end of 3rd connecting rod 4113 links together, the same axle portion energy-absorbing piston 417 of the other end connects
It is connected together.
Axle housing portion seal head is identical with the structure of preceding axle portion seal head, is done specifically with regard to the structure of axle housing portion seal head below
It is bright：
Referring to Fig. 4, axle housing portion seal head 516 includes interior pipe 5161 and outer pipe 5162.Interior pipe 5161 is that only outer end is provided with
What bottom wall 5163 was closed.Outer pipe 5162 is set in outside interior pipe 5161.The inner and outer pipe 5162 of interior pipe 5161
The inner be integrally formed together.Deformation escape groove 5164 is formed between interior pipe 5161 and outer pipe 5162.Outer pipe 5162
Outer peripheral face be provided with level pressure ring 5165 and annular barb 5166.Annular barb 5166 is used to prevent axle housing portion seal head 516 through bridge
Shell portion spray-hole 5121 is pressed into axle housing portion cylinder 512.Cylindrical section is provided between level pressure ring 5165 and annular barb 5166
5167.Axle housing portion seal head 516 is sealed connected together by cylindrical section 5167 with axle housing portion spray-hole 5121.Level pressure ring direction
The end face 51651 of seal section one end is circular conical surface.
Referring to Fig. 1 to Fig. 4, the position being collided when being collided is side fender rod 40.Side fender rod 40 is touched
When hitting, axle housing portion side impact energy-absorbing structure 51 and the preceding generation of axle portion side impact energy-absorbing structure 51 act and carry out energy-absorbing.
The specific endergonic process of its intermediate axle shell portion side impact energy-absorbing structure 51 is：The driving axle housing of axle housing portion head rod 5111
The movement in the first axle housing portion friction energy dissipation cylinder 514 of portion's link 5110 realizes that axle housing portion link 5110 and the first axle housing portion rub
Wipe the friction energy dissipation between energy dissipating cylinder 514；The driving axle housing portion of 5110 the second connecting rod of driving axle housing portion of axle housing portion link 5112
Compression piston 513 moves in axle housing portion cylinder 512, and the gas that axle housing portion compression piston 513 is compressed in axle housing portion cylinder 512 rises
To the effect of energy-absorbing, with the rise of the pressure in axle housing portion cylinder, fluid washes axle housing portion seal head 516 open, and fluid is from bridge
Flow out in shell portion spray-hole 5121 and realize energy-absorbing；The drive axle of 5110 the 3rd connecting rod of driving axle housing portion of axle housing portion link 5113
Shell portion energy-absorbing piston 517 moves in the second axle housing portion friction energy dissipation cylinder 515, axle housing portion energy-absorbing piston 517 and the second axle housing portion
Friction energy dissipation is produced between friction energy dissipation cylinder 515.
The specific endergonic process of wherein preceding axle portion side impact energy-absorbing structure 41 is：Preceding axle portion head rod 4111 drives front axle
The axle portion before axle portion link 4110 and first before movement is realized in axle portion friction energy dissipation cylinder 414 before first of portion's link 4110 is rubbed
Wipe the friction energy dissipation between energy dissipating cylinder 414；The second connecting rod of axle portion 4112 drives preceding axle portion before preceding axle portion link 4110 drives
Compression piston 413 moves in preceding axle portion cylinder 412, and the gas before preceding axle portion compression piston 413 compresses in axle portion cylinder 412 rises
To the effect of energy-absorbing, with the rise of the pressure in preceding axle portion cylinder, fluid washes preceding axle portion seal head 416 open, and fluid is in the past
Flowed out in axle portion spray-hole 4121 and realize energy-absorbing；Before the connecting rod 4113 of axle portion the 3rd drives before preceding axle portion link 4110 drives
Axle portion energy-absorbing piston 417 is moving before second in axle portion friction energy dissipation cylinder 415, axle portion before preceding axle portion energy-absorbing piston 417 and second
Friction energy dissipation is produced between friction energy dissipation cylinder 415.
Embodiment two, the difference with embodiment one are：
Referring to Fig. 5, the inner peripheral surface of interior pipe 5161, which is provided with when fluid flows through out of interior pipe, guides 516 turns of axle housing portion seal head
Dynamic fan blade 5168.Semiaxis construction section 22 is additionally provided with support frame 518.Support frame 518 is rotatably connected to by plane bearing 5181
Adapter sleeve 519.Adapter sleeve 519 is connected with annular blade 5191.Limiting section is formed between annular blade 5191 and adapter sleeve 519
5192.Blade 5191 is provided with annular cutting edge 5193.Annular cutting edge 5193 aligns with bottom wall 5163.The overall diameter of blade 5191 is equal to
The interior diameter of interior pipe 5161.
Using process from, if axle housing portion seal head 516 sprays, annular cutting edge 5193 with bottom wall 5163 contact before,
Adapter sleeve 519 be initially inserted into deformation escape groove 5164 positioned then bottom wall 5163 is drawn close towards annular cutting edge 5193 and
Cut, fluid section flows out from interior pipe 5161 and causes axle housing portion seal head 516 to produce rotation（If the He of adapter sleeve 519
Then adapter sleeve 519 and blade can all be rotated clamping power between deformation escape groove 5164 together greatly）, play to increase consumption and touch
Hit the effect of energy.
Claims (10)
1. a kind of side impact energy-absorbing formula automobile crane span structure assembly, including axle housing, front axle and vehicle frame, vehicle frame are connected to bridge by hitch
On shell and front axle, the axle housing is provided with decelerator construction section and two semiaxis construction sections positioned at decelerator construction section both sides, institute
The free end for stating semiaxis construction section is provided with wheel connector, and the wheel connector is connected with wheel, the decelerator construction section
Provided with decelerator installation cavity, the semiaxis construction section is provided with the prolonging along semiaxis construction section since the end face of the wheel connector
Stretch direction extension and connect the semiaxis installation passage of the decelerator installation cavity, the front axle includes cross bar and positioned at cross bar both ends
Two cantilevers, the cantilever is connected with wheel, it is characterised in that also includes two side impacts protection at left and right sides of vehicle frame
Mechanism, the side impact protection mechanism include the side fender rod extended along the longitudinal direction, and one end of the side fender rod, which is provided with, to be set
The preceding axle portion side impact energy-absorbing of the cross bar is arranged in axle housing portion side impact energy-absorbing structure, the other end of the semiaxis construction section
Structure, axle housing portion side impact energy-absorbing structure include being arranged in semiaxis construction section be looped around outside semiaxis installation passage along a left side
The annular axle housing portion cylinder of right direction extension, sealing be slidably connected at axle housing portion compression piston in axle housing portion cylinder one end and
The axle housing portion bogie that axle housing portion compression piston homonymy fender rod is linked together, the semiaxis construction section are provided with along right and left
To axle housing minister's bar shaped avoid holes of extension, axle housing portion bogie is located in the axle housing minister bar shaped avoid holes, institute
The other end for stating axle housing portion cylinder is provided with axle housing portion spray-hole, is connected with axle housing portion spray-hole when in axle housing portion cylinder
Air pressure rises to the axle housing portion seal head extruded during setting value by the gas in axle housing portion cylinder, the preceding axle portion side impact energy-absorbing knot
The preceding axle portion cylinder extended in left-right direction that structure includes being arranged in cross bar, sealing be slidably connected at before in axle portion cylinder one end
Preceding axle portion compression piston and preceding axle portion bogie that preceding axle portion compression piston homonymy fender rod links together, the cross bar
Provided with the front axle minister's bar shaped avoid holes extended in left-right direction, the preceding axle portion bogie is located in the front axle minister bar shaped
In avoid holes, the other end of the preceding axle portion cylinder is provided with preceding axle portion spray-hole, is connected with the preceding axle portion spray-hole current
Air pressure in axle portion cylinder rises to the preceding axle portion seal head deviate from during setting value.
2. side impact energy-absorbing formula automobile crane span structure assembly according to claim 1, it is characterised in that axle housing portion side impact energy-absorbing
Structure also includes the first annular axle housing portion friction energy dissipation cylinder extended in left-right direction being looped around outside semiaxis installation passage, the
One axle housing portion friction energy dissipation cylinder inner surface is provided with the frictional layer of axle housing portion first, and the axle housing minister bar shaped avoid holes are arranged on described
On first axle housing portion friction energy dissipation cylinder, axle housing portion bogie includes axle housing portion link, is connected to axle housing portion link one
The axle housing portion head rod of side and the connecting rod of axle housing portion second for being connected to axle housing portion link opposite side, the axle housing portion connect
Connecing erection has the frictional layer of axle housing portion second, and axle housing portion link is rubbed by the frictional layer of axle housing portion second and axle housing portion first
Layer is slidably connected together and is connected in the first axle housing portion friction pin energy cylinder, and axle housing portion head rod is the same as described
Side fender rod links together, and the connecting rod of axle housing portion second links together with axle housing portion compression piston.
3. side impact energy-absorbing formula automobile crane span structure assembly according to claim 2, it is characterised in that axle housing portion side impact energy-absorbing
Structure also includes axle housing portion energy-absorbing piston and the second annular bridge extended in left-right direction being looped around outside semiaxis installation passage
Shell portion friction energy dissipation cylinder, the second axle housing portion friction energy dissipation cylinder inner surface are provided with the frictional layer of axle housing portion the 3rd, axle housing portion energy-absorbing
The side face of piston is provided with the frictional layer of axle housing portion the 4th, and the axle housing portion energy-absorbing piston passes through the same axle housing of frictional layer of axle housing portion the 4th
The frictional layer of portion the 3rd is slidably connected together and is connected in the second axle housing portion friction energy dissipation cylinder, and axle housing portion energy-absorbing is lived
Plug is linked together by the connecting rod of axle housing portion the 3rd with axle housing portion link.
4. side impact energy-absorbing formula automobile crane span structure assembly according to claim 3, it is characterised in that the second axle housing portion friction
Energy dissipating cylinder is between the semiaxis installation passage and axle housing portion cylinder.
5. side impact energy-absorbing formula automobile crane span structure assembly according to claim 1, it is characterised in that the preceding axle portion side impact energy-absorbing
Structure also includes axle portion friction energy dissipation cylinder before being arranged on extend in left-right direction first in cross bar, before first axle portion friction disappear
Energy cylinder inner surface is provided with the preceding frictional layer of axle portion first, axle portion friction before the front axle minister bar shaped avoid holes are arranged on described first
On energy dissipating cylinder, the preceding axle portion bogie includes preceding axle portion link, is connected to the preceding axle portion first of preceding axle portion link side
Connecting rod and the connecting rod of preceding axle portion second for being connected to preceding axle portion link opposite side, the preceding axle portion link are provided with preceding axle portion
Second frictional layer, the preceding axle portion link are slidably connected at one by the preceding frictional layer of axle portion second and the frictional layer of preceding axle portion first
Rise before being connected to described first in axle portion friction pin energy cylinder, the preceding axle portion head rod is connected to the side fender rod
Together, the connecting rod of preceding axle portion second links together with the preceding axle portion compression piston.
6. side impact energy-absorbing formula automobile crane span structure assembly according to claim 5, it is characterised in that the preceding axle portion side impact energy-absorbing
Structure also include preceding axle portion energy-absorbing piston and extend in left-right direction second before axle portion friction energy dissipation cylinder, axle portion friction before second
Energy dissipating cylinder inner surface is provided with the preceding frictional layer of axle portion the 3rd, and the side face of the preceding axle portion energy-absorbing piston rubs provided with preceding axle portion the 4th
Layer, the preceding axle portion energy-absorbing piston are slidably connected together and even by the same frictional layer of axle portion the 3rd of the preceding frictional layer of axle portion the 4th
Before being connected on described second in axle portion friction energy dissipation cylinder, the preceding axle portion energy-absorbing piston is by the preceding connecting rod of axle portion the 3rd with before described
Axle portion link links together.
7. side impact energy-absorbing formula automobile crane span structure assembly according to claim 6, it is characterised in that the preceding axle portion cylinder is surround
Before second outside axle portion friction energy dissipation cylinder.
8. the side impact energy-absorbing formula automobile crane span structure assembly according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7, it is characterised in that
Axle housing portion seal head is identical with the structure of preceding axle portion seal head, and the outer surface of axle housing portion seal head is provided with level pressure
Ring and the annular barb for preventing from being inserted into axle housing portion seal head in axle housing portion cylinder, are provided with cylinder between level pressure ring and annular barb
Section, axle housing portion seal head are sealed connected together by the cylindrical section with axle housing portion spray-hole, the level pressure ring
End face towards seal section one end is circular conical surface.
9. side impact energy-absorbing formula automobile crane span structure assembly according to claim 8, it is characterised in that the axle housing portion seal head bag
Interior pipe and the outer pipe being set in outside interior pipe are included, the outer end of the interior pipe is provided with bottom wall and closed by the bottom wall, institute
The inner for stating the inner and outer pipe of interior pipe is integrally formed together and deformation is formed between the interior pipe and outer pipe
On the outer peripheral face for the outer pipe that escape groove, the level pressure ring and annular barb are all set.
10. the side impact energy-absorbing formula automobile crane span structure assembly according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7, its feature exist
In axle housing portion seal head is identical with the structure of preceding axle portion seal head, and axle housing portion seal head includes interior pipe, described interior
The outer end of pipe is provided with bottom wall and closed by the bottom wall, and the inner peripheral surface of the interior pipe is provided with guiding axle housing portion seal head
The fan blade of rotation, the semiaxis construction section are also rotatably connected to adapter sleeve, and the adapter sleeve is connected with annular blade, the annular
Limiting section is formed between blade and adapter sleeve, the blade is provided with the annular for being used for cutting the bottom wall from the interior pipe
Cutting edge.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710345867.4A CN107415588B (en) | 2017-05-17 | 2017-05-17 | Side impact energy-absorbing type automobile bridge assembly |
| CN202010445223.4A CN111559203A (en) | 2017-05-17 | 2017-05-17 | Side impact energy-absorbing type automobile bridge assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710345867.4A CN107415588B (en) | 2017-05-17 | 2017-05-17 | Side impact energy-absorbing type automobile bridge assembly |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010445223.4A Division CN111559203A (en) | 2017-05-17 | 2017-05-17 | Side impact energy-absorbing type automobile bridge assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107415588A true CN107415588A (en) | 2017-12-01 |
| CN107415588B CN107415588B (en) | 2020-12-11 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010445223.4A Withdrawn CN111559203A (en) | 2017-05-17 | 2017-05-17 | Side impact energy-absorbing type automobile bridge assembly |
| CN201710345867.4A Active CN107415588B (en) | 2017-05-17 | 2017-05-17 | Side impact energy-absorbing type automobile bridge assembly |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010445223.4A Withdrawn CN111559203A (en) | 2017-05-17 | 2017-05-17 | Side impact energy-absorbing type automobile bridge assembly |
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| Country | Link |
|---|---|
| CN (2) | CN111559203A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111994028A (en) * | 2020-08-03 | 2020-11-27 | 南平市建阳区汽车锻压件厂 | Drive axle assembly with shock absorber assisting in absorbing side impact energy |
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|---|---|---|---|---|
| US1465589A (en) * | 1922-08-07 | 1923-08-21 | Rodgers Cowan | Automobile fender |
| DE2316164A1 (en) * | 1973-03-31 | 1974-10-03 | Heinz Hoelter | SAFETY MOTOR VEHICLE |
| DE3727203A1 (en) * | 1987-08-14 | 1989-02-23 | Gerhard Rumpp | Sidewall protection device for a motor vehicle |
| CN201834053U (en) * | 2010-09-10 | 2011-05-18 | 浙江吉利汽车研究院有限公司 | Lateral collision intensifier for automobile floor |
| CN201923054U (en) * | 2011-02-16 | 2011-08-10 | 江铃控股有限公司 | SUV (sports utility vehicle) frame side collision limit device |
| CN202088812U (en) * | 2011-05-31 | 2011-12-28 | 东风汽车有限公司 | Automobile front axle assembly |
| US20150291116A1 (en) * | 2014-04-14 | 2015-10-15 | Konrad David Pi | Deployable side protector for vehicles |
| CN205853768U (en) * | 2016-07-20 | 2017-01-04 | 宋岐高 | Axle housing |
| CN206884608U (en) * | 2017-05-17 | 2018-01-16 | 南平市建阳区汽车锻压件厂 | A kind of side impact energy-absorbing formula automobile crane span structure assembly |
-
2017
- 2017-05-17 CN CN202010445223.4A patent/CN111559203A/en not_active Withdrawn
- 2017-05-17 CN CN201710345867.4A patent/CN107415588B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1465589A (en) * | 1922-08-07 | 1923-08-21 | Rodgers Cowan | Automobile fender |
| DE2316164A1 (en) * | 1973-03-31 | 1974-10-03 | Heinz Hoelter | SAFETY MOTOR VEHICLE |
| DE3727203A1 (en) * | 1987-08-14 | 1989-02-23 | Gerhard Rumpp | Sidewall protection device for a motor vehicle |
| CN201834053U (en) * | 2010-09-10 | 2011-05-18 | 浙江吉利汽车研究院有限公司 | Lateral collision intensifier for automobile floor |
| CN201923054U (en) * | 2011-02-16 | 2011-08-10 | 江铃控股有限公司 | SUV (sports utility vehicle) frame side collision limit device |
| CN202088812U (en) * | 2011-05-31 | 2011-12-28 | 东风汽车有限公司 | Automobile front axle assembly |
| US20150291116A1 (en) * | 2014-04-14 | 2015-10-15 | Konrad David Pi | Deployable side protector for vehicles |
| CN205853768U (en) * | 2016-07-20 | 2017-01-04 | 宋岐高 | Axle housing |
| CN206884608U (en) * | 2017-05-17 | 2018-01-16 | 南平市建阳区汽车锻压件厂 | A kind of side impact energy-absorbing formula automobile crane span structure assembly |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111994028A (en) * | 2020-08-03 | 2020-11-27 | 南平市建阳区汽车锻压件厂 | Drive axle assembly with shock absorber assisting in absorbing side impact energy |
| CN111994028B (en) * | 2020-08-03 | 2021-10-29 | 南平市建阳区汽车锻压件厂 | Drive axle assembly with shock absorber assisting in absorbing side impact energy |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111559203A (en) | 2020-08-21 |
| CN107415588B (en) | 2020-12-11 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20201124 Address after: Baoche Town Industrial Park, Pizhou City, Xuzhou City, Jiangsu Province Applicant after: Xuzhou Guorui Auto Parts Co., Ltd Address before: Hangzhou City, Zhejiang province 310009 City Ring Road No. 2, room 5204 a tsuchiyama Applicant before: HANGZHOU GENCE TECHNOLOGY Co.,Ltd. |
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