CN212404959U

CN212404959U - Novel protection island head

Info

Publication number: CN212404959U
Application number: CN202020648513.4U
Authority: CN
Inventors: 周君; 罗昌杰; 张�荣; 于文泽; 刘晓刚; 张延哲; 李松岩
Original assignee: Shenzhen Cansinga Technology Co ltd
Current assignee: Shenzhen Cansinga Technology Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2021-01-26
Anticipated expiration: 2030-04-24

Abstract

The application provides a novel protective island head, which comprises an island head shell, a front cover plate and a rear cover plate, wherein the front cover plate is of a curved surface structure, two opposite side edges of the front cover plate are in arc transition connection with two opposite side edges of the rear cover plate, and the front cover plate and the rear cover plate surround to form a buffer area; and the energy absorption element is accommodated in the buffer area and comprises an energy absorption shell, a honeycomb piece and a porous solid material, the honeycomb piece is accommodated in an inner cavity of the energy absorption shell, a plurality of honeycomb holes with axes extending along the vertical direction are formed in the honeycomb piece, and the porous solid material is filled in a gap between the energy absorption shell and the honeycomb piece. The utility model provides a novel protection island head has adopted island head shell and energy-absorbing element cooperation, and island head shell can protect the impact that comes from a plurality of directions transmission, and energy-absorbing element can realize plastic deformation power isotropy, makes buffering energy-absorbing process more steady to the current protection island head can't satisfy multi-direction protection and the unstable problem of plastic deformation power has been solved.

Description

Novel protection island head

Technical Field

The application belongs to the technical field of buffering energy-absorbing devices, and more specifically relates to a novel protection island head.

Background

In the field of traffic protection, a safety island is a place which is arranged at a cross intersection of a road and is used for pedestrians to stay at the cross intersection when crossing the street. And a protection device is arranged in the safety island area, so that the safety of pedestrians in the island can be protected.

At present, an island head with a protection function is generally arranged at a corner of a safety island, but the existing protection island head has many defects and shortcomings, such as: the island has the defects of weak protection function, weak buffer capacity, unstable plastic deformation force, irregular deformation form and incapability of meeting multi-directional protection, and the island heads are completely fixed rigid stoppers such as cement columns and rigid covers without buffer capacity, so that the series of defects threaten the life and property safety of pedestrians and drivers of hit-and-run vehicles in the island; in addition, because the installation island head has a large amount of foundation construction work, and the installation is maintained and is changed inconveniently, especially buried anticollision post, steel anticollision cover etc. can cause the increase of construction cost and time.

SUMMERY OF THE UTILITY MODEL

An object of the application is to provide a novel protection island head, including but not limited to solving the current protection island head can't satisfy multi-direction protection and the unstable technical problem of plastic deformation power.

In order to achieve the above object, the present application provides a novel protective island head, comprising:

the island head shell comprises a front cover plate and a rear cover plate, the front cover plate is of a curved surface structure, two opposite side edges of the front cover plate are in arc transition connection with two opposite side edges of the rear cover plate, and the front cover plate and the rear cover plate surround to form a buffer area; and

the energy absorption element is contained in the buffer area and comprises an energy absorption shell, a honeycomb piece and a porous solid material, the honeycomb piece is contained in an inner cavity of the energy absorption shell, a plurality of honeycomb holes with axes extending in the vertical direction are formed in the honeycomb piece, and the porous solid material is filled in a gap between the energy absorption shell and the honeycomb piece.

Optionally, the island head housing further comprises a bottom plate, the bottom plate is fixedly connected with the front cover plate and the rear cover plate and covers the bottom of the buffer area; novel protection island head still includes mounting structure, mounting structure includes:

the mounting seat comprises a base plate and a guide rail, wherein the base plate is used for being mounted on the ground, and the guide rail is convexly arranged in the middle of the base plate; and

the sliding blocks are fastened on the outer surface of the bottom plate and are arranged at intervals along the same straight line, and the sliding blocks can be buckled on the guide rail so that the island head shell can slide along the guide rail and is limited on the mounting seat.

Optionally, a bottom side edge of the cowl panel protrudes out of the base plate to stop the guide rail, and the mounting structure further includes:

and the two mounting lugs are fastened on the two circular arc transition parts of the front cover plate connected with the rear cover plate respectively.

Optionally, the guide rail comprises:

the guide plate is parallel to the substrate, and the sliding blocks are clamped with the edges of two opposite sides of the guide plate; and

and the two vertical ribs are respectively and vertically connected between the guide plate and the base plate.

Optionally, the novel protective island head further comprises:

the two opposite side edges of the first connecting plate are respectively and fixedly connected with the energy-absorbing shells of two adjacent energy-absorbing elements; and

and the second connecting plate is fixedly connected with the rear cover plate and the energy-absorbing shell.

Optionally, the energy-absorbing shell includes a shell and a cover, the shell and the cover surround to form the inner cavity, the cover is provided with a material injection hole, and the material injection hole is used for injecting raw materials for manufacturing the porous solid material.

Optionally, the honeycomb pores are filled with the porous solid material.

Optionally, the honeycomb member is formed with a first honeycomb group and a second honeycomb group, the honeycomb pores of the first honeycomb group are empty pores, and the honeycomb pores of the second honeycomb group are filled with the porous solid material.

Optionally, the honeycomb member includes a plurality of corrugated sheets, and the plurality of corrugated sheets are stacked and surround to form a plurality of the honeycomb holes.

Optionally, a plurality of reinforcing ribs are arranged on the corrugated sheet, and the length extending direction of the reinforcing ribs is perpendicular to the axis extending direction of the honeycomb holes.

The application provides a novel protection island head's beneficial effect lies in: the novel protective island head is suitable for various scenes by adopting the matching of the island head shell and the energy absorbing elements, wherein the energy absorbing elements are modular components, and different numbers of energy absorbing elements can be selectively installed according to different working conditions; the front cover plate with the curved surface structure can protect the impact transmitted from multiple directions; the honeycomb piece can realize plastic deformation force isotropy (can buffer impact in different directions); the porous solid material can not only assist in adjusting the plastic deformation force, but also enable the buffering and energy absorption process to be more stable, and prevent the plastic deformation force of the energy absorption element from being changed violently; therefore, the technical problems that the existing protection island head cannot meet multi-direction protection and is unstable in plastic deformation force are effectively solved, the energy absorption efficiency of the novel protection island head is improved, and the application range of the novel protection island head is expanded.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic perspective view of a novel protective island head provided in an embodiment of the present application;

fig. 2 is a schematic perspective view of another angle of the novel island head according to the embodiment of the present application;

fig. 3 is a schematic perspective view of the novel protective island head provided by the embodiment of the present application after a cover plate is removed;

fig. 4 is a schematic perspective view of the novel protective island head provided by the embodiment of the present application after being installed;

fig. 5 is a schematic perspective view of a mounting seat of the novel protective island head provided in the embodiment of the present application;

fig. 6 is a schematic view of an internal structure of the novel protective island head provided by the embodiment of the present application;

fig. 7 is a schematic perspective view of a novel island head according to an embodiment of the present disclosure, with a cover removed from an energy absorber;

FIG. 8 is a schematic cross-sectional view of an energy absorber element of a novel protective island head provided in accordance with an embodiment of the present application;

figure 9 is a perspective view of the honeycomb of figure 7.

Wherein, in the figures, the respective reference numerals:

1-novel protective island head, 2-bolt;

10-island head shell, 11-front cover plate, 12-back cover plate, 13-bottom plate, 14-cover plate, 100-buffer area and 110-circular arc transition part;

20-energy absorbing element, 21-energy absorbing shell, 22-honeycomb piece, 23-porous solid material, 200-inner cavity, 210-gap, 211-shell, 212-cover body, 220-honeycomb hole, 221-first honeycomb hole group, 222-second honeycomb hole group, 223-corrugated plate, 2120-material injection hole, 2230-reinforcing rib;

30-mounting structure, 31-mounting seat, 32-sliding block, 33-lug, 311-base plate, 312-guide rail, 3121-guide plate, 3122-stud;

40-a first connecting plate;

50-a second connecting plate.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It should be noted that: when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience of description only and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular orientation, and therefore are not to be construed as limiting the patent, the particular meaning of which terms will be understood by those skilled in the art as appropriate. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. The term "plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1, 2, 3 and 7, the novel protective island head 1 provided by the present application includes an island head housing 10 and at least one energy absorbing element 20, wherein the island head housing 10 includes a front cover plate 11 and a rear cover plate 12, the front cover plate 11 is a curved surface structure, two opposite side edges of the front cover plate 11 are in arc transition connection with two opposite side edges of the rear cover plate 12, and the front cover plate 11 and the rear cover plate 12 surround to form a buffer area 100, that is, the front cover plate 11 and the rear cover plate 12 are connected end to form a meniscus cylinder, and the buffer area 100 is an internal space of the meniscus cylinder; at least one energy absorber element 20 is accommodated in the cushioning region 100, where the energy absorber element 20 comprises an energy-absorbing shell 21, a honeycomb 22 and a porous solid material 23, the honeycomb 22 is accommodated in an inner cavity 200 of the energy-absorbing shell 21, and a plurality of honeycomb holes 220 extending in a vertical direction along an axis are formed in the honeycomb 22, and the porous solid material 23 is filled in a gap 210 between the energy-absorbing shell 21 and the honeycomb 22.

In the application, the island head shell 10, the energy-absorbing shell 21 and the honeycomb piece 22 are made of metal materials, so that the island head shell 10 can wrap the energy-absorbing element 20, the energy-absorbing shell 21 can wrap the energy-absorbing honeycomb piece 22 and the porous solid material 23 to prevent the energy-absorbing honeycomb piece from being damaged and eroded by external environmental factors, a small amount of energy-absorbing force can be provided, the honeycomb piece 22 made of the metal materials has a large compression ratio (the compression ratio can reach 75%), and the novel protective island head 1 can be ensured to have a good energy-absorbing effect; the porous solid material 23 is prepared by solidifying a fluid raw material, and can be foamed aluminum, polyethylene foam plastic or polyurethane foam plastic, and the like, so that the porous solid material 23 can be filled through a pouring process, and the filling operation of the porous solid material 23 is more convenient and quicker.

In the present application, the cross-sectional profile of the honeycomb holes 220 is preferably a regular hexagon, or a circle, or a regular polygon having more than six sides, so that the plastic deformation force of the honeycomb 20 tends to be isotropic.

When the novel protective island head 1 is applied, the whole protective island head is vertically placed, and the front cover plate 11 is used for receiving impact. When the novel protective island head 1 is impacted, impact force impacts the front cover plate 11 firstly, if the impact force is small or the transmission direction of the impact force is tangent to the surface of the front cover plate 11, the front cover plate 11 absorbs all energy generated by the impact force through small deformation of the front cover plate 11, and avoids large damage of the novel protective island head 1 caused by slight collision and scratch, if the impact force is large, the front cover plate 11 is sunken and is transmitted to the energy-absorbing element 20, the front cover plate 11 and the energy-absorbing shell 21 can correct the transmission direction of the impact force to a certain degree, so that the impact force is transmitted to the porous solid material 23 along the radial direction of the energy-absorbing shell 21, and the porous solid material 23 absorbs part of energy generated by the impact force through self-collapsing deformation, and the impact force is dispersed and then transmitted to the honeycomb member 22, and the honeycomb member 22 absorbs the residual energy generated by the impact force through the self-collapsing deformation, thereby minimizing the influence or damage of the impact on the protected object.

According to the novel protection island head 1, the island head shell 10 is matched with the energy absorbing elements 20, the energy absorbing elements 20 are modular components, and different numbers of the energy absorbing elements 20 can be selectively installed according to different working conditions, so that the novel protection island head 1 can be suitable for various scenes; the cowl panel 11 having a curved structure may protect an impact transmitted from a plurality of directions; the honeycomb member 22 can realize plastic deformation force isotropy (impact in different directions can be buffered); the porous solid material 23 can not only assist in adjusting the plastic deformation force, but also make the buffering and energy-absorbing process more stable, and prevent the plastic deformation force of the energy-absorbing element 20 from being changed violently; therefore, the technical problems that the existing protection island head cannot meet multi-direction protection and unstable plastic deformation force are effectively solved, the energy absorption efficiency of the novel protection island head 1 is improved, and the application range of the novel protection island head 1 is expanded.

Optionally, referring to fig. 3 to 5, as an embodiment of the novel protective island head provided by the present application, the island head housing 10 further includes a bottom plate 13, the bottom plate 13 is fastened to the front cover plate 11 and the rear cover plate 12, and the bottom plate 13 covers the bottom of the buffer area 100; the novel protective island head 1 further comprises a mounting structure 30, wherein the mounting structure 30 comprises a mounting seat 31 and a plurality of sliders 32, the mounting seat 31 comprises a base plate 311 and a guide rail 312, the base plate 311 is used for being mounted on the ground, and the guide rail 312 is convexly arranged in the middle of the base plate 311; the plurality of sliders 32 are tightly connected to the outer surface of the base plate 13 and arranged at intervals along the same line, and the plurality of sliders 32 can be buckled on the guide rails 312, so that the island head housing 10 can slide along the guide rails 312 and be limited on the mounting seat 31. Specifically, the mounting structure 30 may include two sliders 32, the two sliders 32 are spaced apart from each other along the extension direction of the center line of the base plate 13, and the two sliders 32 are located on the base plate 13 at positions corresponding to the opposite ends of the guide rail 312. When the novel protection island head 1 needs to be installed, the substrate 311 is firstly fixed on the ground of the island head position of the safety island, then the two sliders 32 are sequentially slid into the guide rails 312, the novel protection island head 1 can be installed on the island head position, the whole process is fast and convenient, and the installation efficiency of the novel protection island head 1 is greatly improved. And because the island head shell 10 is in a crescent shape, the island head foundation of the safety island can be covered in an all-around manner, and the island head foundation is effectively prevented from being collided rigidly. It will be appreciated that the energy absorber element 20 can be connected to the island head housing 10 by a fastening connection of the energy absorber housing 21 to the backplate 12 and/or the front plate 11 and/or the base plate 13; in other embodiments of the present application, the island head housing 10 may further include a cover plate 14, the cover plate 14 being fixedly connected to the front plate 11 and the rear plate 12, and the cover plate 14 covering the top of the cushioning region 100, and the energy absorber element 20 may be secured within the cushioning region 100 by the front plate 11 cooperating with the rear plate 12 and/or the cover plate 14 cooperating with the base plate 13.

Optionally, referring to fig. 3 to 5, as an embodiment of the novel protective island head provided by the present application, the bottom side edge of the front cover plate 11 protrudes outside the bottom plate 13 for being used as a stop guide 312, and the mounting structure 30 further includes two mounting lugs 33, and the two mounting lugs 33 are respectively fastened to the two circular arc transition portions 110 of the front cover plate 11 connected to the back cover plate 12. Specifically, the bottom side edge of the rear cover plate 12 is attached to the inner surface or the outer surface of the bottom plate 13, the bottom side edge of the front cover plate 11 protrudes out of the bottom plate 13 and extends towards the bottom side of the bottom plate 13, and the protruding height of the bottom side edge of the front cover plate 11 is equal to or slightly less than the height of the mounting seat 31, so that the guide rail 312 extends into the bottom of the island head shell 10 from one side of the rear cover plate 12 when the novel protective island head 1 is mounted, and the mounting seat 30 is limited at the bottom of the island head shell 10 after being buckled with the slider 32, the mounting seat 31 can be effectively shielded, the mounting seat 31 is hidden at the bottom of the island head shell 10, and the overall aesthetic property of the novel protective island head 1 is improved; installation lug 33 fastening connection is in the bottom of circular arc transition portion 110, and the mounting hole has been seted up respectively on installation lug 33 and base plate 311, can connect, a plurality of mounting holes have been seted up on base plate 311, a plurality of mounting holes distribute respectively in the relative both sides of guide rail 312, adopt bolt 2 to pass in screw in island head basis behind the mounting hole like this, can fix installation lug 33 and base plate 311 subaerial at the island head position in safety island, not only realize to novel protection island head 1 upper and lower, preceding, back, a left side, right side equidirectional spacing, make novel protection island head 1 firmly install the island head position department in safety island, and can not produce the destruction to island head basis.

Optionally, referring to fig. 3 to fig. 5, as an embodiment of the novel protective island head provided by the present application, the guide rail 312 includes a guide plate 3121 and two studs 3122, wherein the guide plate 3121 is parallel to the base plate 311, the slider 32 is clamped to two opposite side edges of the guide plate 3121, and the two studs 3122 are respectively vertically connected between the guide plate 3121 and the base plate 311. Specifically, the relative both ends of slider 32 are formed with two trip portions, and the one side edge of deflector 3121, grub 3122 and base plate 311 are around forming the draw-in groove, are formed with two draw-in grooves in the relative both sides of deflector 3121 promptly, and when novel protection island head 1 was installed, these two trip portions can stretch into respectively in these two draw-in grooves, make slider 32 joint on the relative both sides edge of deflector 3121. Because the width of deflector 3121 is broad, produce stronger binding power to the upper and lower, left and right direction of island head shell 10, island head shell 10 passes through slider 32 and deflector 3121's cooperation can slide along deflector 3121 moreover to unstable phenomena such as the front end perk takes place for island head shell 10 when having prevented to receive the collision, has guaranteed the stability of buffering energy-absorbing process.

Optionally, referring to fig. 6, as a specific embodiment of the novel protective island head provided by the present application, the novel protective island head 1 further includes a first connecting plate 40 and a second connecting plate 50, wherein two opposite side edges of the first connecting plate 40 are respectively fastened to the energy-absorbing shells 21 of two adjacent energy-absorbing elements 20, and the second connecting plate 50 is fastened to the rear housing plate 12 and the energy-absorbing shells 21. Specifically, the energy-absorbing shell 21 comprises two mounting walls which are distributed oppositely, one of the mounting walls of the energy-absorbing shell 21 is fixedly connected with the inner wall of the rear housing plate 12 through the second connecting plate 50, the other mounting wall of the two energy-absorbing shells 21 is fixedly connected with the opposite two side edges of the first connecting plate 40 respectively, so that the connection between the energy-absorbing shell 21 and the rear housing plate 12 is firmer through the first connecting plate 40 and the second connecting plate 50, impact forces in different directions can be transmitted between the two adjacent energy-absorbing elements 20, the integrity of the island head shell 10 and the energy-absorbing elements 20 is effectively improved, and the integral energy-absorbing effect of the novel protective island head 1 is improved.

Optionally, referring to fig. 6 and 7, as a specific embodiment of the novel protective island head provided by the present application, the energy-absorbing shell 21 includes a shell 211 and a cover 212, wherein the shell 211 and the cover 212 surround to form an inner cavity 200, and the cover 212 is provided with a material injection hole 2120, and the material injection hole 2120 is used for injecting raw materials for manufacturing the porous solid material 23. Specifically, the shell 211 may be a cylindrical member with two open ends, or may be a cylindrical barrel with one open end, the energy-absorbing shell 21 includes at least one cover body 212, the cover body 212 covers the open end of the shell 211, and the injection holes 2120 are communicated with the inner cavity 200, since the porous solid material 30 is made by solidifying a fluid raw material, the fluid raw material of the porous solid material 23 can be injected into the gap 210 between the honeycomb member 22 and the shell 211 through the injection holes, that is, the filling operation of the porous solid material 23 is completed through a pouring process, thereby improving the filling efficiency of the porous solid material 23.

Optionally, referring to fig. 7, as an embodiment of the novel protective island head provided by the present application, the honeycomb holes 220 are filled with the porous solid material 23, that is, all the honeycomb holes 220 on the honeycomb member 22 are filled with the porous solid material 23. Therefore, the collapse deformation process of the honeycomb piece 20 is more stable, and the integral energy absorption capacity of the novel protective island head 1 is effectively improved.

Alternatively, referring to fig. 8, as an embodiment of the novel protective island head provided by the present application, a first honeycomb group 221 and a second honeycomb group 222 are formed on the honeycomb member 22, wherein the honeycomb pores 220 of the first honeycomb group 221 are empty pores, and the honeycomb pores 220 of the second honeycomb group 222 are filled with the porous solid material 23, it can be understood that the first honeycomb group 221 and the second honeycomb group 222 are respectively composed of a plurality of honeycomb pores 220, the first honeycomb group 221 is not filled with the porous solid material 23, and the second honeycomb group 222 is filled with the porous solid material 23. Specifically, the amount and position of the honeycomb holes 220 of the second honeycomb hole group 222 are adjusted, so that the force value of the plastic deformation force of the honeycomb member 22 can be easily adjusted, the energy absorbing element 20 can adapt to more working conditions, and the design requirements of different novel protective island heads 1 are met. Of course, the magnitude of the plastic deformation force of the honeycomb 22 can also be adjusted by adjusting the filling amount and strength of the porous solid material 23 in the honeycomb pores 220 of the second honeycomb group 222 according to specific situations and requirements, so that the plastic deformation force adjustment of the energy absorbing element 20 is more flexible.

Optionally, referring to fig. 9, as an embodiment of the novel protective island head provided by the present application, the honeycomb member 22 includes a plurality of corrugated sheets 223, the plurality of corrugated sheets 223 are stacked, and the plurality of corrugated sheets 223 surround to form a plurality of honeycomb holes 220. Specifically, between two adjacent wave-shaped pieces 223, the wave trough of one wave-shaped piece 223 is butted with the wave crest of the other wave-shaped piece 223, and a plurality of wave-shaped pieces 223 can be connected by screw connection, rivet connection, welding or the like to form the honeycomb member 22. Like this through the crest of adjustment wave form piece 223, the size of honeycomb holes 220 can be adjusted to the size of trough, and the size of the plastic deformation power of honeycomb spare 22 can be adjusted again through the size of adjusting honeycomb holes 220, of course, according to particular case and demand, can also be through the thickness and the material kind of adjustment wave form piece 223, realize the power value adjustment of the plastic deformation power of honeycomb spare 22, make energy-absorbing element 20 can adapt to more operating modes, the design demand of different novel protection island heads 1 has been satisfied.

Optionally, referring to fig. 9, as an embodiment of the novel protective island head provided by the present application, a plurality of reinforcing ribs 2230 are disposed on the corrugated sheet 223, and a length extending direction of the reinforcing ribs 2230 is perpendicular to an axis extending direction of the honeycomb holes 220. Specifically, the reinforcing ribs 2230 may be formed by forging and pressing, and have a groove structure, the plurality of reinforcing ribs 2230 may be arranged on the corrugated sheet 223 in a manner of forming longitudinal rows and transverse rows, two adjacent longitudinal rows are connected end to end, two adjacent transverse rows are distributed in parallel at intervals, each reinforcing rib 2230 penetrates through the peaks and valleys of the corrugated sheet 223, and each reinforcing rib 2230 may also extend from one side edge of the corrugated sheet 223 to the other side edge of the corrugated sheet 223 to penetrate through the entire corrugated sheet 223. By providing the ribs 2230 in the corrugated sheet 223 in this way, the structural strength of the corrugated sheet 223 can be effectively improved, and the energy absorption strength of the honeycomb member 22 can be further improved. Of course, the plastic deformation force of the honeycomb 22 can be adjusted by adjusting the depth and the arrangement density of the reinforcing ribs 2230 according to specific situations and requirements, so that the plastic deformation force of the energy absorbing element 20 can be adjusted more flexibly.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. Novel protection island head, its characterized in that: the method comprises the following steps:

2. The novel protective island head of claim 1 wherein: the island head shell further comprises a bottom plate, the bottom plate is fixedly connected with the front cover plate and the rear cover plate and covers the bottom of the buffer area; novel protection island head still includes mounting structure, mounting structure includes:

3. The novel protective island head of claim 2 wherein: the bottom side edge of the cowl panel protrudes outside the base plate to stop the guide rail, and the mounting structure further includes:

4. The novel protective island head of claim 2 wherein: the guide rail includes:

5. The novel protective island head of any one of claims 1 to 4 wherein: further comprising:

6. The novel protective island head of claim 5 to wherein: the energy-absorbing shell comprises a shell and a cover body, the shell and the cover body surround to form the inner cavity, and the cover body is provided with a material injection hole which is used for injecting raw materials for manufacturing the porous solid material.

7. The novel protective island head of claim 5 to wherein: the honeycomb holes are filled with the porous solid material.

8. The novel protective island head of claim 5 wherein: the honeycomb component is provided with a first honeycomb hole group and a second honeycomb hole group, honeycomb holes of the first honeycomb hole group are empty holes, and honeycomb holes of the second honeycomb hole group are filled with the porous solid material.

9. The novel protective island head of claim 5 wherein: the honeycomb member includes a plurality of corrugated sheets, and the plurality of corrugated sheets are stacked and surround to form a plurality of honeycomb holes.

10. The novel protective island head of claim 9 wherein: the corrugated sheet is provided with a plurality of reinforcing ribs, and the length extending direction of the reinforcing ribs is perpendicular to the axis extending direction of the honeycomb holes.