CN113306516B - Automobile energy absorption box - Google Patents
Automobile energy absorption box Download PDFInfo
- Publication number
- CN113306516B CN113306516B CN202110794064.3A CN202110794064A CN113306516B CN 113306516 B CN113306516 B CN 113306516B CN 202110794064 A CN202110794064 A CN 202110794064A CN 113306516 B CN113306516 B CN 113306516B
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- Prior art keywords
- box body
- plate
- automobile
- box
- side plate
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Classifications
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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
- B60R19/24—Arrangements for mounting bumpers on vehicles
- B60R19/26—Arrangements for mounting bumpers on vehicles comprising yieldable mounting means
- B60R19/34—Arrangements for mounting bumpers on vehicles comprising yieldable mounting means destroyed upon impact, e.g. one-shot type
Abstract
The application provides an automobile energy absorption box, which comprises: the box body is opened at one side surface and comprises a bottom plate and side plates; a first energy absorber comprising a first elastic member having a first end portion protruding from the box body, a first mounting plate being provided at the first end portion; a second energy absorber comprising a second elastic member having a second end portion extending from the box body, a second mounting plate being provided at the second end portion; the first mounting plate is arranged far away from the bottom plate of the box body relative to the second mounting plate. The automobile energy-absorbing box provided by the application solves the problem that the existing automobile energy-absorbing boxes can only act when strong collision occurs, and when a small collision accident occurs in the running process of the automobile, the energy-absorbing box does not act, so that the automobile is damaged to a certain extent.
Description
Technical Field
The application relates to the technical field of automobile accessories, in particular to an automobile energy absorption box.
Background
In the current society, along with the improvement of economy and living standard, people increasingly adopt automobiles as travel tools, people gradually put eyes on the safety performance of the automobiles when selecting the automobiles for traveling, and the anti-collision safety performance of the automobiles is valued in the aspect of safety performance. In the current automobile design, a bumper system installed at the front part and the tail part of the automobile is generally adopted to ensure that a carriage structural frame is not seriously damaged under low-speed collision, thereby ensuring the safety of the automobile inner member and the automobile main body structure. In order to absorb the kinetic energy of an impact as much as possible, a deformation element, the so-called crash box, is often added to current bumper system designs.
The existing automobile energy-absorbing boxes are all effective when strong collision occurs, and when small collision accidents occur in the running process of the automobile, the energy-absorbing boxes do not act, so that the automobile is possibly damaged to a certain extent, impact force is absorbed by deformation of the energy-absorbing boxes, and the effect of absorbing the impact force is not very good.
Therefore, a new type of car crash box is needed to solve the above-mentioned problems in the background art.
Disclosure of Invention
Aiming at the defects in the prior art, the application aims to provide an automobile energy absorption box.
The application provides an automobile energy absorption box, comprising:
the box body is opened at one side surface and comprises a bottom plate and side plates;
a first energy absorber comprising a first elastic member having a first end portion protruding from the box body, a first mounting plate being provided at the first end portion;
a second energy absorber comprising a second elastic member having a second end portion extending from the box body, a second mounting plate being provided at the second end portion;
the first mounting plate is arranged far away from the bottom plate of the box body relative to the second mounting plate;
the second elastic piece comprises a buffer piece and a fixing piece, the buffer piece is fixed on the bottom plate of the box body, the fixing piece is fixed on the buffer piece, the second mounting plate is fixed on the fixing piece, and the first elastic piece is fixed on the fixing piece.
Optionally, a buckling groove is formed in the side plate; and the fixing piece of the second elastic piece is provided with a convex block matched with the buckling groove of the box body in position.
Optionally, an annular energy absorption groove is arranged on a side plate of the box body.
Optionally, the cross section of the side plate of the box body is trilateral, quadrilateral, polygonal or circular.
Optionally, the bottom plate and the side plate of the box body are connected in a welding, bonding or bolting mode.
Optionally, the bottom plate and the side plate of the box body are connected by a bolt connection mode.
Optionally, a first connecting portion is arranged on the side plate of the box body, a first connecting hole is formed in the first connecting portion, and a first screw hole matched with the first connecting portion in position is formed in the bottom plate of the box body so as to connect and fix the side plate and the bottom plate of the box body.
Optionally, the box body is fixed on the automobile through a bottom plate of the box body in a welding, bonding or bolting mode.
Optionally, a second connecting portion is arranged on the bottom plate of the box body, and a second connecting hole is formed in the second connecting portion and used for fixing the box body on an automobile.
Optionally, the first elastic member is a spring, more preferably a disc spring.
Optionally, the side plate of the box body comprises a side plate upper body and a side plate lower body, and the side plate upper body and the side plate lower body are connected in a welding, bonding or bolting mode.
Optionally, the upper side plate body and the lower side plate body are connected by a bolt.
Optionally, a third connecting part is arranged on the upper body of the side plate, a fourth connecting part corresponding to the third connecting part is arranged on the lower body of the side plate, a third connecting hole is formed in the third connecting part, and a fourth connecting hole is formed in the fourth connecting part so as to connect and fix the upper body of the side plate and the lower body of the side plate.
Optionally, at least one first mounting hole is formed in the first mounting plate, and at least one second mounting hole is formed in the second mounting plate, so that the automobile energy absorber is fixed on the automobile bumper through the first mounting plate and the second mounting plate.
Compared with the prior art, the application has the following beneficial effects:
the automobile energy-absorbing box provided by the application solves the problem that the existing automobile energy-absorbing boxes can only act when strong collision occurs, and when a small collision accident occurs in the running process of the automobile, the energy-absorbing box does not act, so that the automobile is damaged to a certain extent.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
fig. 1 is a schematic structural view of an automobile energy absorption box according to the present application.
Fig. 2 is a schematic diagram of an explosion structure of an automobile energy absorption box according to the present application.
Fig. 3 is a schematic structural view of an upper body of a side plate of an automobile energy absorption box according to the present application.
Fig. 4 is a schematic view of the structure of the removal case in fig. 1.
Reference numerals illustrate:
1-a box body; 11-a bottom plate; 111-a second connection; 112-a second connection hole; 12-side plates; 121-a snap groove; 123-side panel upper body; 124-side panel lower body; 13-an annular energy absorption groove;
2-a first energy absorber; 21-a first elastic member; 22-a first mounting plate; 221-a first mounting hole;
3-a second energy absorber; 31-a second elastic member; 312-cushioning; 313-fixing member; 32-a second mounting plate; 321-a second mounting hole; 314-bumps.
Detailed Description
The present application will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the present application, but are not intended to limit the application in any way. It should be noted that variations and modifications could be made by those skilled in the art without departing from the inventive concept. These are all within the scope of the present application.
As shown in fig. 1 to 4, the present application provides an automobile crash box comprising:
a case 1, wherein the case 1 is opened at one side surface and comprises a bottom plate 11 and a side plate 12;
a first energy absorber 2, the first energy absorber 2 comprising a first elastic member 21, the first elastic member 21 having a first end portion protruding from the case 1, a first mounting plate 22 being provided at the first end portion;
a second energy absorber 3, the second energy absorber 3 comprising a second elastic member 31, the second elastic member 31 having a second end portion protruding from the case 1, a second mounting plate 32 being provided at the second end portion;
the first mounting plate 22 is arranged away from the bottom plate 11 of the box body 1 relative to the second mounting plate 32;
the second elastic member 31 includes a buffer member 312 and a fixing member 313, the buffer member 312 is fixed to the bottom plate 11 of the case 1, the fixing member 313 is fixed to the buffer member 312, the second mounting plate 32 is fixed to the fixing member 313, and the first elastic member 21 is fixed to the fixing member 313.
In one embodiment, the case 1 is secured to the relevant parts of the vehicle by means of a bottom plate 11 of the case 1, for example by welding, adhesive or bolting. In a more preferred embodiment, the bottom plate 11 of the box 1 is provided with a second connecting portion 111, and the second connecting portion 111 is provided with a second connecting hole 112, so that the box 1 is fixed on the relevant part of the automobile by means of bolting.
In one embodiment, at least one first mounting hole 221 is provided in the first mounting plate 22 and at least one second mounting hole 321 is provided in the second mounting plate 32 for securing the inventive vehicle energy absorber to a vehicle bumper via the first mounting plate 22 and the second mounting plate 32. In a preferred embodiment, as shown in fig. 1, 2 and 4, four first mounting holes 221 are provided on the first mounting plate 22, the four first mounting holes 221 are uniformly distributed in a circumferential array on the first mounting plate 22, and four second mounting holes 321 are provided on the second mounting plate 32, and the four second mounting holes 321 are uniformly distributed in a circumferential array on the second mounting plate 32, so that the device can be mounted more stably.
Since the first mounting plate 22 is disposed away from the bottom plate 11 of the case 1 with respect to the second mounting plate 32, the bumper to which the first mounting plate 22 is attached is located on the front side of the bumper to which the second mounting plate 32 is attached when mounted. Thus, when an accident of small collision occurs in the running process of the automobile, the front bumper is subjected to small impact, and the front bumper does not touch the rear bumper due to the small collision, but the force is removed through the first elastic piece 21 connected with the first mounting plate 22, so that buffering is formed, and the automobile body is protected.
In one embodiment, a buckling groove 121 is formed on the side plate 12; the fixing member 313 of the second elastic member 31 is provided with a projection 314 that matches the position of the locking groove 121 of the case 1. In another preferred embodiment, an annular energy absorbing groove 13 is provided on the side plate 12 of the box body 1, and in one embodiment, the annular energy absorbing groove 13 is a crushing groove. When the automobile runs in a large collision accident, the front bumper directly impacts the rear bumper, so that the rear bumper is transmitted to the second elastic piece 31 through the second mounting plate 32, the bump 314 on the fixing piece 313 of the second elastic piece 31 extrudes the box body 1 through the buckling groove 121 on the side plate 12 of the box body 1, the annular energy absorption groove 13 on the side plate 12 of the box body 1 deforms, energy absorption is completed, when the impact force is transmitted to the automobile body, the strength of the force is small, and the buffer piece 312 of the second elastic piece 31 also has the function of buffering and unloading force.
In a preferred embodiment, the lateral plates 12 of the box 1 are trilateral, quadrilateral, polygonal or circular in cross section. In this embodiment and the corresponding drawings, the cross section of the side plate 12 of the case 1 is quadrangular, and the side plate 12 of the case 1 is tetragonal.
In one embodiment, the bottom plate 11 and the side plates 12 of the case 1 are connected by welding, bonding or bolting, for example. In a preferred embodiment, the bottom plate 11 and the side plates 12 of the case 1 are connected by bolting. Further, a first connecting portion 122 is provided on the side plate 12 of the box 1, a first connecting hole (not shown in the figure) is provided on the first connecting portion 122, and a first screw hole (not shown in the figure) matching with the position of the first connecting portion 122 is provided on the bottom plate 11 of the box 1, so as to connect and fix the side plate 12 and the bottom plate 11 of the box 1.
In a preferred embodiment, the first elastic member 31 is a spring, more preferably a disc spring.
In one embodiment, the side plate 12 of the case 1 includes a side plate upper body 123 and a side plate lower body 124, and the side plate upper body 123 and the side plate lower body 124 are connected by, for example, welding, bonding, or bolting, more preferably by bolting. The side plate upper body 123 is provided with a third connecting portion 123a, the side plate lower body 124 is provided with a fourth connecting portion 124a corresponding to the third connecting portion 123a, the third connecting portion 123a is provided with a third connecting hole 123b, and the fourth connecting portion 124a is provided with a fourth connecting hole 124b, so that the side plate upper body 123 and the side plate lower body 124 are connected and fixed, the energy absorption box can be conveniently detached and replaced, and the energy absorption box is convenient for workers to inspect and maintain the inside.
The working principle of the automobile energy absorption box is as follows:
first, the first mounting plate 22 and the second mounting plate 32 of the energy-absorbing box are respectively mounted in the bumper through the first mounting hole 221 and the second mounting hole 321, and the bumper connected with the first mounting plate 22 is positioned at the front side of the bumper connected with the second mounting plate 32 when the energy-absorbing box is mounted because the first mounting plate 22 is arranged far away from the bottom plate 11 of the box body 1 relative to the second mounting plate 32. Thus, when an accident of small collision occurs in the running process of the automobile, the front bumper is subjected to small impact, and the front bumper does not touch the rear bumper due to the small collision, but the force is removed through the first elastic piece 21 connected with the first mounting plate 22, so that buffering is formed, and the automobile body is protected. When the accident of big collision occurs, the front bumper can directly strike the rear bumper, and the rear bumper passes through the second mounting panel 32 and transmits to second elastic component 31 like this, the lug 314 on the mounting 313 of second elastic component 31 extrudees box body 1 through the buckle groove 121 on box body 1 curb plate 12, annular energy-absorbing groove 13 on box body 1 curb plate 12 will take place deformation like this, accomplish the energy-absorbing, when the impact force transmits the automobile body, the intensity of force will be very little, the bolster 312 of second elastic component 31 that wherein sets up also has buffering and unloads the effect, it can only take effect when taking place stronger collision to have solved current car energy-absorbing box, when the less collision accident takes place in the car driving process, the energy-absorbing box can not play, and lead to the car to receive the destruction of certain degree.
The foregoing describes specific embodiments of the present application. It is to be understood that the application is not limited to the particular embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without affecting the spirit of the application. The embodiments of the application and the features of the embodiments may be combined with each other arbitrarily without conflict.
Claims (8)
1. An automotive crash box, comprising:
the box body is opened at one side and comprises a bottom plate and a side plate, the box body is fixed on an automobile through the bottom plate of the box body in a welding, bonding or bolting mode, the side plate of the box body comprises a side plate upper body and a side plate lower body, and the side plate upper body and the side plate lower body are connected through the welding, bonding or bolting mode;
a first energy absorber comprising a first elastic member having a first end portion protruding from the box body, a first mounting plate being provided at the first end portion;
a second energy absorber comprising a second elastic member having a second end portion extending from the box body, a second mounting plate being provided at the second end portion;
the first mounting plate is arranged far away from the bottom plate of the box body relative to the second mounting plate, at least one first mounting hole is formed in the first mounting plate, at least one second mounting hole is formed in the second mounting plate, and the first mounting plate is used for fixing the automobile energy absorption box on an automobile bumper through the first mounting plate and the second mounting plate;
the second elastic piece comprises a buffer piece and a fixing piece, the buffer piece is fixed on the bottom plate of the box body, the fixing piece is fixed on the buffer piece, the second mounting plate is fixed on the fixing piece, and the first elastic piece is fixed on the fixing piece;
an annular energy absorption groove is formed in a side plate of the box body, the annular energy absorption groove is a crushing groove, and a buckling groove is formed in the side plate; the fixing piece of the second elastic piece is provided with a convex block matched with the position of the clamping groove of the box body, and when an accident of small collision occurs in the running process of the automobile, the front-side automobile bumper unloads force through the first elastic piece connected with the first mounting plate to form buffer so as to protect the automobile body; when the accident of great collision takes place, front side car bumper direct impact rear side car bumper, and rear side car bumper passes through like this the second mounting panel is passed on the second elastic component, the lug on the mounting of second elastic component passes through the buckle groove on the curb plate of box body is right the box body extrudees, like this annular energy-absorbing groove on the curb plate of box body takes place deformation, accomplishes the energy-absorbing.
2. The vehicle energy absorption box according to claim 1, wherein the cross section of the side plate of the box body is trilateral, quadrilateral or circular.
3. The automobile energy absorption box according to claim 1, wherein the bottom plate and the side plates of the box body are connected in a welding, bonding or bolting mode.
4. A car crash box as set forth in claim 3 wherein said bottom panel and side panels of said box are connected by bolting means.
5. The automobile energy absorption box according to claim 4, wherein a first connecting portion is arranged on a side plate of the box body, a first connecting hole is formed in the first connecting portion, and a first screw hole matched with the first connecting portion in position is formed in a bottom plate of the box body so as to connect and fix the side plate and the bottom plate of the box body.
6. The automobile energy absorption box according to claim 1, wherein a second connecting portion is arranged on a bottom plate of the box body, a second connecting hole is formed in the second connecting portion, and the box body is fixed on an automobile in a bolt connection mode.
7. The vehicle crash box of claim 1 wherein said first resilient member is a spring.
8. The automobile energy absorption box according to claim 1, wherein a third connecting portion is arranged on the upper body of the side plate, a fourth connecting portion corresponding to the third connecting portion is arranged on the lower body of the side plate, a third connecting hole is formed in the third connecting portion, and a fourth connecting hole is formed in the fourth connecting portion so as to connect and fix the upper body of the side plate and the lower body of the side plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110794064.3A CN113306516B (en) | 2021-07-14 | 2021-07-14 | Automobile energy absorption box |
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CN202110794064.3A CN113306516B (en) | 2021-07-14 | 2021-07-14 | Automobile energy absorption box |
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CN113306516A CN113306516A (en) | 2021-08-27 |
CN113306516B true CN113306516B (en) | 2023-09-22 |
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CN202110794064.3A Active CN113306516B (en) | 2021-07-14 | 2021-07-14 | Automobile energy absorption box |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR970039384A (en) * | 1995-12-27 | 1997-07-24 | 한승준 | Bumper with shock absorber rubber stopper |
KR100826471B1 (en) * | 2006-12-27 | 2008-04-30 | 주식회사 성우하이텍 | Crash box in automotive bumper system |
KR100879180B1 (en) * | 2007-11-12 | 2009-01-16 | 유영오 | One-touch type rear bumper for truck |
CN102602351A (en) * | 2012-03-30 | 2012-07-25 | 刘吉平 | Automobile bumper with multilevel buffering device |
CN204136915U (en) * | 2014-07-17 | 2015-02-04 | 钱剑炜 | Anti-collision device for automobile |
CN206202208U (en) * | 2016-12-01 | 2017-05-31 | 长江师范学院 | A kind of automotive front anti-collision structure |
CN206306980U (en) * | 2016-11-12 | 2017-07-07 | 杭州衡源汽车科技有限公司 | A kind of energy-absorption box and the anti-collision device for automobile using the energy-absorption box |
CN206510873U (en) * | 2016-11-15 | 2017-09-22 | 四川英马电动车有限公司 | A kind of low-speed electronic automobile front anti-collision boom device |
-
2021
- 2021-07-14 CN CN202110794064.3A patent/CN113306516B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR970039384A (en) * | 1995-12-27 | 1997-07-24 | 한승준 | Bumper with shock absorber rubber stopper |
KR100826471B1 (en) * | 2006-12-27 | 2008-04-30 | 주식회사 성우하이텍 | Crash box in automotive bumper system |
KR100879180B1 (en) * | 2007-11-12 | 2009-01-16 | 유영오 | One-touch type rear bumper for truck |
CN102602351A (en) * | 2012-03-30 | 2012-07-25 | 刘吉平 | Automobile bumper with multilevel buffering device |
CN204136915U (en) * | 2014-07-17 | 2015-02-04 | 钱剑炜 | Anti-collision device for automobile |
CN206306980U (en) * | 2016-11-12 | 2017-07-07 | 杭州衡源汽车科技有限公司 | A kind of energy-absorption box and the anti-collision device for automobile using the energy-absorption box |
CN206510873U (en) * | 2016-11-15 | 2017-09-22 | 四川英马电动车有限公司 | A kind of low-speed electronic automobile front anti-collision boom device |
CN206202208U (en) * | 2016-12-01 | 2017-05-31 | 长江师范学院 | A kind of automotive front anti-collision structure |
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CN113306516A (en) | 2021-08-27 |
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