CN218198184U

CN218198184U - Variable camber variable cross-section's automobile anticollision roof beam

Info

Publication number: CN218198184U
Application number: CN202222181587.3U
Authority: CN
Inventors: 刘建明; 徐建国; 刘依婷
Original assignee: Jiangsu Kingstar Auto Parts Co ltd
Current assignee: Jiangsu Kingstar Auto Parts Co ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2023-01-03
Anticipated expiration: 2032-08-18

Abstract

The utility model relates to the technical field of automobile anticollision, and discloses an automobile anticollision beam with variable curvature and variable cross section, which comprises a mounting plate, wherein the upper surface of the mounting plate is fixedly connected with an anticollision component, and the left and right ends of the lower side of the mounting plate are fixedly connected with absorption components; the anti-collision assembly comprises an anti-collision beam, a collision wall is bonded on the surface of the anti-collision beam, three strong springs are fixedly connected to the middle of the inner side of the anti-collision beam, a transition cavity is formed in the inner wall of the anti-collision beam, guide walls are fixedly connected to the upper end and the lower end of the inner side of the mounting plate, a buffer cavity is formed in the inner wall of the mounting plate, and guide cavities are formed in the middle of the guide walls and the mounting plate; the absorbent assembly includes an absorbent cartridge. The automobile anti-collision beam with the variable curvature and the variable cross section solves the problem that when the front side is impacted, the anti-collision beam can well protect the automobile anti-collision beam, but the design of the anti-collision beam is too hard, so that adverse influence can be caused to passengers.

Description

Variable camber variable cross-section's automobile anticollision roof beam

Technical Field

The utility model belongs to the technical field of the car anticollision technique and specifically relates to a variable camber variable cross section's car anticollision roof beam is related to.

Background

The automobile anti-collision beam assembly is one of important parts for guaranteeing the passive safety performance of an automobile, can absorb the energy of collision and impact, relieves the impact of the outside on an automobile body, and plays an important protection role on an automobile body structure.

At the realization the utility model discloses the in-process, the inventor discovers that there is following problem in this technique at least, and the automobile anticollision roof beam of current variable curvature variable cross section can play fine protection but anticollision roof beam itself designs too hard and probably does not have the cushioning effect to the impact of striking and leads to bringing unfavorable influence to the passenger when the positive striking, so provides the automobile anticollision roof beam of variable curvature variable cross section and solves the problem that provides in the aforesaid.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a variable camber variable cross section's automobile anticollision roof beam possesses advantages such as cushioning effect, has solved and to have played fine protection but anticollision roof beam itself designs hard and does not have the cushioning effect to the impact of striking and lead to the problem that the passenger comes unfavorable influence when positive striking.

To sum up, the utility model provides a following technical scheme: the utility model provides a variable camber variable cross section's automobile anticollision roof beam, includes the mounting panel, fixed surface is connected with anticollision subassembly on the mounting panel, the equal fixedly connected with absorption assembly in both ends about the mounting panel downside.

The anti-collision assembly comprises an anti-collision beam, wherein a collision-resisting wall is bonded on the surface of the anti-collision beam, three powerful springs are fixedly connected to the middle of the inner side of the anti-collision beam, a transition cavity is formed in the inner wall of the anti-collision beam, guide walls are fixedly connected to the upper end and the lower end of the inner side of the mounting plate, a buffer cavity is formed in the inner wall of the mounting plate, and guide cavities are formed in the middle of the guide walls and the mounting plate.

The absorption assembly comprises an absorption box, a reinforcing rib is fixedly mounted in the middle of the inner side of the absorption box, an upper absorption box is fixedly mounted at the upper end of the inner side of the absorption box, and a lower absorption box is fixedly mounted at the lower end of the inner side of the absorption box.

By adopting the above technical scheme, the effect of buffering can be played to crashproof roof beam surface to elastic compression deformation cooperation buffer base, foaming base and sheetmetal through powerful spring, avoids causing more injuries to the passenger when the striking.

Further, the mounting panel outward appearance is the arc structure, the anticollision roof beam adopts the same arc structure of mounting panel.

The beneficial effect of adopting the above further scheme is: impact brought by impact can be well buffered by mutually designing the mounting plate and the anti-collision beam.

Furthermore, the outer surface of the impact wall adopts an arc structure with the same mounting plate, and the length and the width of the upper absorption box are equal to those of the lower absorption box.

The beneficial effect of adopting the above further scheme is: the impact wall covers the surface of the impact beam to be contacted before the surface of the impact wall is contacted when the impact beam is impacted.

Furthermore, the anti-collision beam is fixed between the impact wall and the mounting plate, and the top end of the absorption box is connected to the bottom ends of the left side and the right side of the lower side of the mounting plate.

The beneficial effect of adopting the further scheme is that: the impact of partial impact can be absorbed and reduced by the absorption box, so that the injury to passengers is prevented from increasing.

Furthermore, the absorption assembly comprises a metal sheet inside the mounting plate, a foaming base is bonded on the left side surface of the metal sheet, and a buffering base is bonded on the left side surface of the foaming base.

The beneficial effect of adopting the further scheme is that: the metal sheet deforms during impact, and the foaming base and the buffering base obtain a certain buffering effect.

Further, it is three powerful spring is vertical arranges at the inside equidistance of anticollision roof beam, the arc structure is taken to the guide wall.

The beneficial effect of adopting the above further scheme is: the impact force can be buffered to a certain extent through the elastic compression deformation of the strong spring.

Furthermore, the mounting plate and the anti-collision beam are the same in width, and the surfaces of one sides, opposite to the two guide cavities, are in a sharp-horn shape.

The beneficial effect of adopting the above further scheme is: the force-bearing area can be increased by folding when the guide cavity is impacted.

Further, the side surface of the mounting plate is rectangular, and the upper side of the absorption box is in an inclined body shape.

The beneficial effect of adopting the further scheme is that: through the mounting panel cooperation anticollision roof beam when receiving the striking carry out the conquassation and warp, can have great stress surface, impact when reducing the collision.

Compared with the prior art, the utility model provides a variable camber variable cross section's automobile anticollision roof beam possesses following beneficial effect:

1. this variable camber variable cross section's automobile anticollision roof beam, the elastic compression through powerful spring warp cooperation buffer base, foaming base and sheetmetal can play the effect of buffering to the anticollision roof beam surface, avoids causing more injuries to the passenger when the striking.

2. This variable camber variable cross section's automobile anticollision roof beam through when taking place the striking, collides the anticollision roof beam earlier, and powerful spring can compression deformation will receive the power of striking and transmit the impact that foaming base and sheetmetal can effectually slow down the striking and come through buffering the base, has solved and can play fine protection when the positive striking but the design of anticollision roof beam itself is too hard can lead to bringing unfavorable influence's problem to the passenger.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a top view of the energy-absorbing box of the present invention;

fig. 3 is a side view of the impact beam structure of the present invention.

Description of the reference numerals:

1. mounting a plate; 2. an impact beam; 3. to meet the collision wall; 4. an absorption box; 5. reinforcing ribs; 6. an upper absorbent box; 7. a lower absorbent box; 8. a strong spring; 9. a transition chamber; 10. a guide chamber; 11. a buffer chamber; 12. a guide wall; 13. a metal sheet; 14. a foaming base; 15. a buffer base.

Detailed Description

Referring to fig. 1, the variable-curvature variable-cross-section automobile anti-collision beam comprises a mounting plate 1, wherein an anti-collision assembly is fixedly connected to the upper surface of the mounting plate 1, and absorption assemblies are fixedly connected to the left end and the right end of the lower side of the mounting plate 1.

Please refer to fig. 3, in this embodiment, the anti-collision assembly includes an anti-collision beam 2, the widths of the mounting plate 1 and the anti-collision beam 2 are the same, the outer surface of the mounting plate 1 is an arc structure, the anti-collision beam 2 adopts the arc structure with the same mounting plate 1, the collision wall 3 is adhered to the surface of the anti-collision beam 2, the anti-collision beam 2 is fixed between the collision wall 3 and the mounting plate 1, the outer surface of the collision wall 3 adopts the arc structure with the same mounting plate 1, three strong springs 8 are fixedly connected to the middle of the inner side of the anti-collision beam 2, the three strong springs 8 are vertically arranged in the anti-collision beam 2 at equal intervals, the inner wall of the anti-collision beam 2 is provided with a transition cavity 9, the absorption assembly includes a metal sheet 13 inside the mounting plate 1, a foaming base 14 is adhered to the left side surface of the metal sheet 13, a buffering base 15 is adhered to the left side surface of the foaming base 14, the upper and lower ends of the inner side of the mounting plate 1 are fixedly connected with guide walls 12, the arc structure, the inner wall of the mounting plate 1 is provided with a buffering cavity 11, the guide cavity 10 is provided in the middle of the guide walls 12 and the mounting plate 1, and the guide cavity 10 is in a pointed shape.

Wherein, when crashproof roof beam 2 received the striking, because two one sides that guide chamber 10 carried on the back mutually set up to the closed angle form, closed angle department can take place to fold when striking, so can effectively increase lifting surface area, improved mounting panel 1's guard action, add powerful spring 8 and can play the cushioning effect to the pressure that the impact brought, foaming base 14, buffer base 15 and sheetmetal 13 adsorb pressure and play the effect of buffering simultaneously.

It should be noted that, when the guide cavity 10 is impacted, the guide wall 12 can support the guide cavity 10, so that the inside of the pointed end of the guide cavity 10 is attached to form a flat surface under the impact.

Referring to fig. 2, in the present embodiment, the absorption assembly includes an absorption box 4, the top end of the absorption box 4 is connected to the bottom ends of the left and right sides of the lower side of the mounting plate 1, a reinforcing rib 5 is fixedly installed in the middle of the inner side of the absorption box 4, an upper absorption box 6 is fixedly installed at the upper end of the inner side of the absorption box 4, a lower absorption box 7 is fixedly installed at the lower end of the inner side of the absorption box 4, and the upper absorption box 6 and the lower absorption box 7 have the same length and width.

Wherein, the crushing performance of absorption box 4 can be strengthened to middle part fixed connection strengthening rib 5 at absorption box 4 inboard, improves the protection effect of anticollision roof beam 2.

It should be noted that, as can be seen from fig. 2, the exterior of the absorption box 4 fixed with the reinforcing ribs 5 is a "japanese" structure, and the thickness of the reinforcing ribs 5 is thinner than that of the upper absorption box 6, the reinforcing ribs 5 can also enhance the compressive strength of the absorption box 4, the absorption box 4 is made of foam, and when the absorption box is crushed by force after collision, the absorption box can absorb impact energy and protect other components, and meanwhile, the reinforcing ribs 5 are added to enhance the absorption box 4.

The working principle of the embodiment is as follows: when taking place the striking, earlier bump anticollision roof beam 2, powerful spring 8 can be compressed and deformed the power that will receive the striking and transmit through buffer base 15 and give foaming base 14 and sheetmetal 13 can effectually slow down the impact that the striking comes, the impact part that the striking brought simultaneously can conduct to inside the absorption box 4, the inside strengthening rib 5 that sets up of absorption box 4 can improve the conquassation performance of absorption box 4, avoid causing excessive injury to the passenger, overall structure is simple to have fine guard action.

This variable camber variable cross section's automobile anticollision roof beam, the elastic compression deformation cooperation buffer base 15 through powerful spring 8, foaming base 14 and sheetmetal 13 can play the effect of buffering to anticollision roof beam 2 surface, avoids causing more injuries to the passenger when the striking.

This automotive anti-collision beam of variable camber variable cross section through when taking place the striking, collides to anti-collision beam 2 earlier, and powerful spring 8 can compression deformation will receive the power of striking and transmit the impact that 14 foaming bases 14 and sheetmetal 13 can effectually slow down the striking through buffering base 15, has solved and can play fine protection but the design of anti-collision beam itself is too hard can lead to bringing unfavorable influence to the passenger when the frontal impact.

Claims

1. The utility model provides a variable camber variable cross section's automobile anticollision roof beam, includes mounting panel (1), its characterized in that: the upper surface of the mounting plate (1) is fixedly connected with an anti-collision assembly, and the left end and the right end of the lower side of the mounting plate (1) are fixedly connected with absorption assemblies;

the anti-collision assembly comprises an anti-collision beam (2), a collision facing wall (3) is bonded on the surface of the anti-collision beam (2), three strong springs (8) are fixedly connected to the middle of the inner side of the anti-collision beam (2), a transition cavity (9) is formed in the inner wall of the anti-collision beam (2), guide walls (12) are fixedly connected to the upper end and the lower end of the inner side of the mounting plate (1), a buffer cavity (11) is formed in the inner wall of the mounting plate (1), and guide cavities (10) are formed in the middle of the guide walls (12) and the mounting plate (1);

the absorption assembly comprises an absorption box (4), a reinforcing rib (5) is fixedly mounted in the middle of the inner side of the absorption box (4), an upper absorption box (6) is fixedly mounted at the upper end of the inner side of the absorption box (4), and a lower absorption box (7) is fixedly mounted at the lower end of the inner side of the absorption box (4).

2. The variable curvature and variable cross-section automobile anti-collision beam of claim 1, wherein: the mounting panel (1) outward appearance is the arc structure, anticollision roof beam (2) adopt the same arc structure of mounting panel (1).

3. The variable curvature and variable cross-section automobile anti-collision beam of claim 2, wherein: the outer surface of the impact wall (3) adopts an arc structure with the same mounting plate (1), and the upper absorption box (6) and the lower absorption box (7) have the same length and width.

4. The variable curvature and variable cross-section automobile anti-collision beam of claim 3, wherein: the anti-collision device is characterized in that the anti-collision beam (2) is fixed between the head-on collision wall (3) and the mounting plate (1), and the top ends of the absorption boxes (4) are connected to the bottom ends of the left side and the right side of the lower side of the mounting plate (1).

5. The variable curvature and variable cross-section automobile anti-collision beam of claim 4, wherein: the absorbing component comprises a metal sheet (13) inside the mounting plate (1), a foaming base (14) is bonded on the left side surface of the metal sheet (13), and a buffering base (15) is bonded on the left side surface of the foaming base (14).

6. The variable curvature and variable cross-section automobile anti-collision beam of claim 4, wherein: three powerful spring (8) are vertical and arrange at the inside equidistance of anticollision roof beam (2), arc structure is taken in guide wall (12).

7. The variable curvature and variable cross-section automobile anti-collision beam of claim 5, wherein: the right side surface of the metal sheet (13) is adhered to the inner surface of the mounting plate (1), and the opposite side surfaces of the two guide cavities (10) are in a pointed angle shape.

8. The variable curvature and variable cross-section automobile anti-collision beam of claim 7, wherein: the side surface of the mounting plate (1) is rectangular, and the upper side of the absorption box (4) is in an inclined shape.