CN221757478U

CN221757478U - Buffer structure of automobile bumper

Info

Publication number: CN221757478U
Application number: CN202420302954.7U
Authority: CN
Inventors: 江奇锴; 朱宁
Original assignee: Changzhou Bond Car Industry Ltd
Current assignee: Changzhou Bond Car Industry Ltd
Priority date: 2024-02-19
Filing date: 2024-02-19
Publication date: 2024-09-24
Anticipated expiration: 2034-02-19

Abstract

The utility model relates to the technical field of automobile bumpers, in particular to an automobile bumper buffer structure which solves the defects of the automobile bumpers in the prior art and comprises a bumper, wherein one side of the bumper is fixedly connected with a bottom plate, one side of the bumper is fixedly connected with a pair of side plates, the side plates are made of plastic materials and can bear slight deformation, the side plates are fixedly connected with the bottom plate, one side of the bumper is fixedly connected with a first fixing rod, the surface of the first fixing rod is fixedly connected with a first wedge block, the surfaces of one side of the pair of side plates are fixedly connected with a second fixing rod, the surface of the second fixing rod is slidably connected with a second wedge block, one side of the side plate is fixedly connected with a second spring, the second spring is fixedly connected with one side of the second wedge block, the first wedge block is matched with the second wedge block in shape and is in sliding connection, and the second wedge block is in sliding connection.

Description

Buffer structure of automobile bumper

Technical Field

The utility model relates to the technical field of automobile bumpers, in particular to an automobile bumper buffer structure.

Background

The automobile bumper is a first protective device for absorbing and relieving external impact force and protecting the front and rear safety of an automobile body, is matched with a second protective device and an energy absorption box, ensures the safety of the automobile body and personnel in the automobile together, and along with the development of automobile industry and highway traffic, the automobile speed is faster and faster, the automobile bumper is an important safety device and also moves to an innovative road, the existing automobile bumper can only buffer through single deformation, and the buffer effect is very general and needs to be improved and optimized.

In the prior patent publication number CN211684969U, an automobile bumper buffer structure is disclosed, including mounting panel and crashproof planking, the fixed side shield that is provided with in opposite sides of mounting panel, the fixed rubber buffer layer that pastes of inner wall terminal surface of side shield and mounting panel, the bolt hole has been seted up to the terminal surface of side shield, the fixed buffer spring that is provided with of the outside terminal surface of mounting panel, crashproof planking passes buffer spring inside center and mounting panel fixed mounting through locking bolt, crashproof planking's inner wall is provided with the soft wire net, and this bumper is through buffer spring to crashproof planking fixed mounting to through crashproof planking inside soft wire net and the inside soft rubber layer of mounting panel protection to crashproof planking and mounting panel, but still need the bumper to warp by a wide margin to accomplish buffering itself, the effect is general, needs to carry out some improvement.

Therefore, it is necessary to design a bumper structure of an automobile with strong practicality and good buffering effect.

Disclosure of utility model

The utility model aims to provide an automobile bumper buffer structure for solving the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an automobile bumper buffer structure, includes the bumper, bumper one side fixedly connected with bottom plate, bumper one side fixedly connected with a pair of curb plate, the curb plate is plastics material, can bear slight deformation, curb plate and bottom plate fixed connection, bumper one side fixedly connected with dead lever one, dead lever one surface fixedly connected with voussoir one, a pair of curb plate one side surface all fixedly connected with dead lever two, dead lever two surface sliding connection has voussoir two, curb plate one side fixedly connected with spring two, spring two and two one side fixed connection of voussoir, the spring two cup joints on two surfaces of dead lever, voussoir two shape adaptation and keep sliding connection with voussoir.

According to the technical scheme, the sponge cushion II is fixedly connected to one side of the bumper, the fixing plate III is fixedly connected to one side of the bottom plate, and the fixing plate III is fixedly connected with the sponge cushion II.

According to the technical scheme, one side of the bottom plate is fixedly connected with a pair of first fixing plates, the second wedge blocks are in sliding connection with the first surface of the first fixing plates, one side of the bottom plate is fixedly connected with the second fixing plates, and the first wedge blocks are in sliding connection with the second surface of the second fixing plates.

According to the technical scheme, the connecting support plate is fixedly connected between the first fixing plate and the second fixing plate and used for keeping stable structure.

According to the technical scheme, the first support rod is fixedly connected to one side of the first fixing plate and one side of the second fixing plate, the second support rod is fixedly connected to one side of the third fixing plate, and the first support rod and the second support rod are fixedly connected with the surface of the bottom plate.

According to the technical scheme, the side plate is internally provided with a plurality of first spongy cushions.

According to the technical scheme, the bumper surface is provided with a plurality of symmetrical buffer grooves.

According to the technical scheme, one side of the bumper is fixedly connected with the first spring, and the first spring is fixedly connected with one side surface of the wedge block.

Compared with the prior art, the utility model has the following beneficial effects:

(1) Through being provided with voussoir and spring, when the bumper received the striking, the bumper can slightly warp and withhold dead lever one, and dead lever one receives kinetic energy, drives voussoir a small circle displacement, and voussoir two of voussoir one withstands the voussoir of both sides, and voussoir two slides on dead lever two surfaces, through the spring two of fixing between voussoir two and the curb plate, can accomplish the cushioning effect to the voussoir two, also can unload the power to voussoir one simultaneously to reduce the impact that bumper itself received, return the roof to the voussoir two through the resilience force of spring two, and voussoir two and voussoir one can come back to normal position at last, and the bumper has also accomplished the buffering and has unloaded the power.

(2) Through being provided with the foam-rubber cushion, the foam-rubber cushion is used for alleviating the impact force that side striking brought, and side striking can cushion, and it is better to settle a multilayer foam-rubber cushion effect in the curb plate.

(3) Through being provided with the dashpot, the bumper is not hard material, receives the striking and can produce the deformation, sets up the structural pressure that the bumper can be alleviated to the dashpot, makes the bumper warp and can unload the power in the space of dashpot.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a spring assembly of the present utility model;

FIG. 3 is a schematic view of a foam pad assembly of the present utility model;

in the figure: 1. a bumper; 2. a buffer tank; 3. a side plate; 4. a first fixed rod; 5. a first spring; 6. a wedge block I; 7. a first sponge cushion; 8. a second fixing rod; 9. a second spring; 10. a wedge II; 11. a bottom plate; 12. a first fixing plate; 13. a second fixing plate; 14. a connecting support plate; 15. a first support rod; 16. a fixing plate III; 17. a second support rod; 18. and a second sponge cushion.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides the following technical solutions: the utility model provides an automobile bumper buffer structure, including bumper 1, bumper 1 one side fixedly connected with bottom plate 11, bumper 1 one side fixedly connected with a pair of curb plate 3, curb plate 3 is the plastics material, can bear slight deformation, curb plate 3 and bottom plate 11 fixed connection, bumper 1 one side fixedly connected with dead lever one 4, dead lever one 4 fixedly connected with voussoir one 6, all fixedly connected with dead lever two 8 on a pair of curb plate 3 side surfaces, dead lever two 8 surface sliding connection has voussoir two 10, curb plate 3 one side fixedly connected with spring two 9, spring two 9 and voussoir two 10 one side fixed connection, spring two 9 cup joint at dead lever two 8 surfaces, voussoir one 6 and voussoir two 10 shape adaptation keep sliding connection.

Specifically, when the bumper 1 is impacted, the bumper 1 slightly deforms to prop against the first fixing rod 4, the first fixing rod 4 is subjected to kinetic energy to drive the first wedge block 6 to displace within a small range, the first wedge block 6 props against the second wedge block 10 on two sides, the second wedge block 10 slides on the surface of the second fixing rod 8, the second wedge block 10 can be buffered through the second spring 9 fixed between the second wedge block 10 and the side plate 3, meanwhile, the first wedge block 6 can be relieved, so that the impact on the bumper 1 is reduced, the second wedge block 10 is propped back through the resilience force of the second spring 9, the second wedge block 10 and the first wedge block 6 can return to the original position finally, and the bumper 1 also completes buffering and relieving.

One side of the bumper 1 is fixedly connected with a second foam cushion 18, one side of the bottom plate 11 is fixedly connected with a third fixing plate 16, and the third fixing plate 16 is fixedly connected with the second foam cushion 18.

Specifically, the second foam cushion 18 arranged on one side of the bumper 1 is used for buffering the lower side part of the bumper 1, and the second foam cushion 18 is softer, so that the bumper 1 can be prevented from being deformed to a large extent and losing internal car parts, and the buffer and protection effects are achieved.

One side of the bottom plate 11 is fixedly connected with a pair of first fixing plates 12, the second wedge blocks 10 are in sliding connection with the surfaces of the first fixing plates 12, one side of the bottom plate 11 is fixedly connected with a second fixing plate 13, and the first wedge blocks 6 are in sliding connection with the surfaces of the second fixing plates 13.

Specifically, the first fixing plate 12 and the second fixing plate 13 are used for ensuring that the sliding of the first wedge block 6 and the second wedge block 10 is kept stable, and the second wedge block 8 cannot stably slide under the impact, so that the direction may deviate, and the buffering effect is influenced over time.

A connecting support plate 14 is fixedly connected between the first fixing plate 12 and the second fixing plate 13, and the connecting support plate 14 is used for keeping stable structure.

Specifically, the connecting support plate 14 is used for connecting the fixing plate one 12 and the fixing plate two 13, so that the fixing plate two 13 form a cross shape, and the structure is more stable and is not easy to break in impact buffering.

One side of the first fixing plate 12 and one side of the second fixing plate 13 are fixedly connected with a first supporting rod 15, one side of the third fixing plate 16 is fixedly connected with a second supporting rod 17, and the first supporting rod 15 and the second supporting rod 17 are fixedly connected with the surface of the bottom plate 11.

Specifically, the first support rod 15 and the second support rod 17 are used for supporting the fixing plate, so that the fixing plate is prevented from being broken due to overlarge impact force.

A plurality of sponge pads 7 are arranged in the side plate 3.

Specifically, the first sponge cushion 7 is used for relieving the impact force caused by side impact, the side impact can be buffered, and the effect of arranging the first sponge cushion 7 in the side plate 3 is better.

The surface of the bumper 1 is provided with a plurality of symmetrical buffer grooves 2.

Specifically, the bumper 1 is not made of a hard material, and is deformed when being impacted, and the buffer groove 2 is arranged to relieve the structural pressure of the bumper 1, so that the bumper 1 can deform to unload force in the gap of the buffer groove 2.

One side of the bumper 1 is fixedly connected with a first spring 5, and the first spring 5 is fixedly connected with one side surface of the wedge block 6.

Specifically, the first spring 5 deforms the bumper 1 when being impacted by a large force, the fixing part of the first fixing rod 4 and the bumper 1 breaks, and the second buffer to the bumper 1 is a double guarantee when the first wedge 6 cannot buffer.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An automobile bumper buffer structure, includes bumper (1), its characterized in that: the novel anti-collision device is characterized in that a bottom plate (11) is fixedly connected to one side of the bumper (1), a pair of side plates (3) are fixedly connected to one side of the bumper (1), the side plates (3) are made of plastic materials and can bear slight deformation, the side plates (3) are fixedly connected with a first fixing rod (4) on one side of the bumper (1), a first wedge block (6) is fixedly connected to the surface of the first fixing rod (4), a second fixing rod (8) is fixedly connected to one side surface of the pair of side plates (3), a second wedge block (10) is fixedly connected to the surface of the second fixing rod (8), a second spring (9) is fixedly connected to one side of the second wedge block (10), the second spring (9) is sleeved on the surface of the second fixing rod (8), and the first wedge block (6) is adaptive to the shape of the second wedge block (10) and is kept to be slidingly connected.

2. An automobile bumper buffering structure according to claim 1, wherein: the bumper (1) one side fixedly connected with foam-rubber cushion two (18), bottom plate (11) one side fixedly connected with fixed plate three (16), fixed plate three (16) and foam-rubber cushion two (18) fixed connection.

3. An automobile bumper buffering structure according to claim 2, wherein: one side of the bottom plate (11) is fixedly connected with a pair of first fixing plates (12), the second wedge block (10) is in sliding connection with the surface of the first fixing plates (12), one side of the bottom plate (11) is fixedly connected with a second fixing plate (13), and the first wedge block (6) is in sliding connection with the surface of the second fixing plates (13).

4. A bumper fascia according to claim 3, wherein: a connecting support plate (14) is fixedly connected between the first fixing plate (12) and the second fixing plate (13), and the connecting support plate (14) is used for keeping stable structure.

5. A bumper fascia according to claim 3, wherein: the fixing plate I (12) and the fixing plate II (13) are fixedly connected with a supporting rod I (15), the fixing plate III (16) is fixedly connected with a supporting rod II (17), and the supporting rod I (15) and the supporting rod II (17) are fixedly connected with the surface of the bottom plate (11).

6. An automobile bumper buffering structure according to claim 1, wherein: a plurality of first spongy cushions (7) are arranged in the side plates (3).

7. An automobile bumper buffering structure according to claim 1, wherein: the surface of the bumper (1) is provided with a plurality of symmetrical buffer grooves (2).

8. An automobile bumper buffering structure according to claim 1, wherein: one side of the bumper (1) is fixedly connected with a first spring (5), and the first spring (5) is fixedly connected with one side surface of the wedge block (6).