CN212861346U

CN212861346U - Car bumper with high buffering performance

Info

Publication number: CN212861346U
Application number: CN202021323828.8U
Authority: CN
Inventors: 蒋亚青
Original assignee: Changzhou Tiantian Automobile Industry Co ltd
Current assignee: Changzhou Tiantian Automobile Industry Co ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-04-02
Anticipated expiration: 2030-07-08

Abstract

The utility model belongs to the technical field of car safety protection, especially, car bumper that shock-absorbing capacity is high, including the bumper body, the bottom of bumper body is provided with the protection bottom plate, one side that the bottom of bumper body is located the protection bottom plate is provided with the buffering breast board, protection bottom plate and buffering breast board integrated into one piece, the fixed surface is connected with a plurality of striking dish in the buffering breast board, the surface central point department of putting of striking dish fixedly connected with buffering post, the buffering post runs through and passes the bumper body, the one end of buffering post is located the inboard of bumper body and closes soon to be connected with limit nut, the outside that the other end of buffering post is located the bumper body registrates and is connected with a buffer sleeve, No. two buffer sleeves and No. three buffer sleeves, and when colliding, the buffering breast board passes through a buffer sleeve outside the buffering post, Buffer sleeve and No. three buffer sleeve for bumper body and car body are difficult for impaired.

Description

Car bumper with high buffering performance

Technical Field

The utility model belongs to the technical field of car safety protection, concretely relates to car bumper that shock-absorbing capacity is high.

Background

The bumper of installation can carry out safety protection to the automobile body on the car, and along with the development of automobile industry, the safety device of car bumper as the car has also moved towards the road of innovation, and at present, the car bumper still has following problem in the use: the bottom end of the automobile bumper lacks a good protection structure, the bottom end of the automobile bumper is easy to scrape, rub and collide with a ground object, so that the body of the automobile bumper is damaged, the automobile bumper needs to be integrally replaced, and the use cost is increased; simultaneously, many and car body fixed connection of car bumper, car bumper lack better buffer structure when colliding with external object each other, cause bumper and car body impaired, use comparatively inconvenient.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a car bumper that shock-absorbing capacity is high has easy operation and uses convenient characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a car bumper that shock-absorbing capacity is high, includes the bumper body, the bottom of bumper body is provided with the protection bottom plate, one side that the bottom of bumper body is located the protection bottom plate is provided with the buffering breast board, protection bottom plate and buffering breast board integrated into one piece, fixed surface is connected with a plurality of striking dish in the buffering breast board, the surface central point of striking dish puts fixedly connected with buffering post, the buffering post runs through and passes the bumper body, the inboard that the one end of buffering post is located the bumper body closes soon and is connected with limit nut, the outside that the other end of buffering post is located the bumper body registrates and is connected with a buffering sleeve, No. two buffering sleeves and No. three buffering sleeves, a buffering sleeve, No. two buffering sleeves and No. three buffering sleeves are parallel arrangement.

As the utility model discloses a preferred technical scheme of car bumper that shock-absorbing capacity is high, the protection bottom plate is metal component and is the arc structure, the up end position of protection bottom plate laminates with the bottom face of bumper body each other, the buffering breast board is metal component and is the arc structure, the internal surface of buffering breast board laminates with the surface of bumper body each other.

As the utility model discloses a preferred technical scheme of car bumper that shock-absorbing capacity is high, the surface extrusion laminating of a buffer sleeve and buffer breast board, the surface extrusion laminating of No. three buffer sleeves and bumper body, extrude the laminating each other between a buffer sleeve, No. two buffer sleeves and No. three buffer sleeves.

As the utility model discloses a preferred technical scheme of car bumper that shock-absorbing capacity is high, No. one buffer sleeve, No. two buffer sleeves and No. three buffer sleeve outside widths equal.

As the utility model discloses a preferred technical scheme of car bumper that shock-absorbing capacity is high, the equal fixedly connected with a plurality of enhancement of surface of a buffer sleeve, No. two buffer sleeves and No. three buffer sleeves says the strip, the enhancement is said and is the arc structure.

As the utility model discloses a preferred technical scheme of car bumper that shock-absorbing capacity is high, No. one buffer sleeve, No. two buffer sleeves and No. three buffer sleeves are elastic component.

Compared with the prior art, the beneficial effects of the utility model are that: the bottom end of the bumper body is provided with a protective bottom plate, one side, located at the protective bottom plate, of the bottom end of the bumper body is provided with a buffer baffle plate, the protective bottom plate and the buffer baffle plate are integrally formed, the bottom end of the bumper body is protected through the protective bottom plate, so that the bottom end of the bumper body is not easily scraped, rubbed and collided by a ground object and damaged, and meanwhile, the protective bottom plate and the buffer baffle plate can be replaced relative to the bumper body; when bumper body and external object collide each other, the buffering breast board contacts with the external object in advance, the buffering breast board adduction is carried out through the relative bumper body of buffer column, and simultaneously, the buffering breast board passes through the outside buffer sleeve of buffer column, No. two buffer sleeves and No. three buffer sleeves cushion, thereby weaken outside striking effort, make bumper body and automobile body be difficult for impairedly, and simultaneously, protective bottom plate can be changed along with the buffer breast board bumper body relatively, and to the outside buffer sleeve of buffer column, No. two buffer sleeves and No. three buffer sleeves change, the use of the bumper body of being convenient for through above-mentioned structure, be convenient for the safety protection of automobile body.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection between the buffering baffle and the protection bottom plate;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

FIG. 4 is a schematic side view of a portion of the bumper body and bumper body connection according to the present invention;

in the figure: 1. a bumper body; 2. a protective base plate; 3. a buffer breast board; 4. a striking plate; 5. a buffer column; 6. a limit nut; 7. a first buffer sleeve; 8. a second buffer sleeve; 9. a third buffer sleeve; 10. and (4) reinforcing the road strips.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a car bumper with high buffering performance comprises a bumper body 1, a protective bottom plate 2 is arranged at the bottom end of the bumper body 1, a buffering fence plate 3 is arranged at one side, located at the protective bottom plate 2, of the bottom end of the bumper body 1, the protective bottom plate 2 and the buffering fence plate 3 are integrally formed, a plurality of impact discs 4 are fixedly connected to the inner surface of the buffering fence plate 3, buffering columns 5 are fixedly connected to the central positions of the outer surfaces of the impact discs 4, the buffering columns 5 penetrate through the bumper body 1, one ends of the buffering columns 5 are located at the inner side of the bumper body 1 and are connected with limiting nuts 6 in a screwing mode, the other ends of the buffering columns 5 are located at the outer side of the bumper body 1 and are connected with a first buffering sleeve 7, a second buffering sleeve 8 and a third buffering sleeve 9 in a sleeving mode, the first buffering sleeve 7, the second buffering sleeve 8 and the third buffering sleeve 9 are arranged in a parallel mode, in the embodiment, the use of the bumper, the bottom end of the bumper body 1 is protected by the protective bottom plate 2, so that the bottom end of the bumper body 1 is not easy to scrape, rub and collide by a ground object and is not damaged, and meanwhile, the protective bottom plate 2 and the buffer fence plate 3 can be replaced relative to the bumper body 1; when bumper body 1 collides with the external object each other, buffering breast board 3 contacts with the external object in advance, buffering breast board 3 adduction through the relative bumper body 1 of buffer post 5, and simultaneously, buffering breast board 3 cushions through buffer post 5 outside buffer sleeve 7, No. two buffer sleeve 8 and No. three buffer sleeve 9, thereby weaken outside striking effort, make bumper body 1 and car body be difficult for impaired, and simultaneously, protection bottom plate 2 can be changed relative bumper body 1 together with buffering breast board 3, and buffer sleeve 7 to buffer post 5 outside, No. two buffer sleeve 8 and No. three buffer sleeve 9 change, be convenient for bumper body 1's use through above-mentioned structure, be convenient for the safety protection of car body.

Specifically, protection bottom plate 2 is the metal component and is the arc structure, protection bottom plate 2's up end position and bumper body 1's bottom face laminate each other, buffering breast board 3 is the metal component and is the arc structure, the internal surface of buffering breast board 3 and bumper body 1's surface laminate each other, in this embodiment, protection bottom plate 2 is the metal material, a protection for bumper body 1 bottom face, buffering breast board 3 is the metal material, striking dish 4 is the metal disc, be equipped with a plurality of departments, be used for buffer sleeve 7, No. two buffer sleeve 8 and No. three buffer sleeve 9's even power extrusion, buffer post 5 is the metal thread post, make bumper body 1 have certain range of motion after the atress, limit nut 6 is the metal nut, be used for limit nut 6 and buffer breast board 3 and protection bottom plate 2's spacing fixed.

Specifically, the surface extrusion laminating of a cushion sleeve 7 and buffering breast board 3, the surface extrusion laminating of No. three cushion sleeve 9 and bumper body 1, a cushion sleeve 7, the mutual extrusion laminating between No. two cushion sleeve 8 and No. three cushion sleeve 9, in this embodiment, a cushion sleeve 7, No. two cushion sleeve 8 and No. three cushion sleeve 9 are circular stereoplasm rubber section of thick bamboo, overlap around the outside of buffering post 5, can carry out corresponding buffering to outside striking effort.

Specifically, the external widths of the first buffer sleeve 7, the second buffer sleeve 8 and the third buffer sleeve 9 are equal.

Specifically, the equal fixedly connected with a plurality of enhancement of surface of buffer sleeve 7, No. two buffer sleeve 8 and No. three buffer sleeve 9 says strip 10, and the enhancement is said strip 10 and is the arc structure, and in this embodiment, the enhancement is said strip 10 and is the stereoplasm arc for strengthen buffer sleeve 7, No. two buffer sleeve 8 and No. three buffer sleeve 9 outside structural strength all around, make buffer sleeve 7, No. two buffer sleeve 8 and No. three buffer sleeve 9 difficult quilt flatten completely after the atress.

Specifically, the first buffer sleeve 7, the second buffer sleeve 8 and the third buffer sleeve 9 are elastic members.

The utility model discloses a theory of operation and use flow: when the utility model is used, the bottom end of the bumper body 1 is protected by the protection bottom plate 2, so that the bottom end of the bumper body 1 is not easy to rub and collide with a ground object and cause damage, when the bumper body 1 collides with an external object, the buffer fence 3 is firstly contacted with the external object, as shown in figure 3, after the buffer fence 3 is stressed, the circular perforated part reserved on the surface of the buffer pillar 5 and used for the penetrating activity of the buffer pillar 5 is shown by a dotted part in figure 3, the buffer fence 3 is internally retracted relative to the bumper body 1, meanwhile, the buffer fence 3 extrudes the first buffer sleeve 7, the second buffer sleeve 8 and the third buffer sleeve 9 which are positioned around the outside of the buffer pillar 5 between the impact disc 4 and the bumper body 1 through the impact disc 4, external impact force is weakened through the first buffer sleeve 7, the second buffer sleeve 8 and the third buffer sleeve 9, make bumper body 1 and automobile body be difficult for impairedly, after the collision, fasten the stop nut 6 of 5 tip of buffering post, thereby fasten protection bottom plate 2 and buffering breast board 3, if when will changing protection bottom plate 2 and buffering breast board 3, take off stop nut 6 from the tip of buffering post 5, take off protection bottom plate 2 and buffering breast board 3 from bumper body 1, change protection bottom plate 2 and buffering breast board 3, and a buffer sleeve 7 of renewal simultaneously, No. two buffer sleeve 8 and No. three buffer sleeve 9.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A car bumper with high buffering performance is characterized in that: the bumper comprises a bumper body (1), a protective bottom plate (2) is arranged at the bottom end of the bumper body (1), a buffer baffle plate (3) is arranged at one side, located at the protective bottom plate (2), of the bottom end of the bumper body (1), the protective bottom plate (2) and the buffer baffle plate (3) are integrally formed, a plurality of impact discs (4) are fixedly connected to the inner surface of the buffer baffle plate (3), buffer columns (5) are fixedly connected to the central positions of the outer surfaces of the impact discs (4), the buffer columns (5) penetrate through the bumper body (1), limit nuts (6) are screwed and connected to one ends, located at the inner side of the bumper body (1), of the buffer columns (5), and a first buffer sleeve (7), a second buffer sleeve (8) and a third buffer sleeve (9) are sleeved and connected to the other ends, located at the outer side of the bumper body (1), the first buffer sleeve (7), the second buffer sleeve (8) and the third buffer sleeve (9) are arranged in parallel.

2. The car bumper with high buffering performance according to claim 1, characterized in that: protection bottom plate (2) are the metal component and are the arc structure, the up end position of protection bottom plate (2) laminates with the bottom face of bumper body (1) each other, buffering breast board (3) are the metal component and are the arc structure, the internal surface of buffering breast board (3) laminates with the surface of bumper body (1) each other.

3. The car bumper with high buffering performance according to claim 1, characterized in that: buffer sleeve (7) and the surface extrusion laminating of buffering breast board (3), the surface extrusion laminating of No. three buffer sleeve (9) and bumper body (1), extrude the laminating each other between buffer sleeve (7), No. two buffer sleeve (8) and No. three buffer sleeve (9).

4. The car bumper with high buffering performance according to claim 3, characterized in that: the external widths of the first buffer sleeve (7), the second buffer sleeve (8) and the third buffer sleeve (9) are equal.

5. The car bumper with high buffering performance according to claim 4, characterized in that: a plurality of reinforcing strips (10) are fixedly connected to the outer surfaces of the first buffer sleeve (7), the second buffer sleeve (8) and the third buffer sleeve (9), and the reinforcing strips (10) are of arc-shaped structures.

6. The car bumper with high buffering performance according to claim 5, characterized in that: the first buffer sleeve (7), the second buffer sleeve (8) and the third buffer sleeve (9) are elastic components.