CN219236964U

CN219236964U - Anti-collision beam for automobile

Info

Publication number: CN219236964U
Application number: CN202222558468.5U
Authority: CN
Inventors: 王凤军
Original assignee: Wuxi Institute of Commerce
Current assignee: Wuxi Institute of Commerce
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-06-23
Anticipated expiration: 2032-09-27

Abstract

The utility model discloses an automobile anti-collision beam, which comprises an anti-collision beam body, wherein pre-collision beams are arranged at intervals on one side of the anti-collision beam body, which faces to a head of an automobile, the pre-collision beams are arranged along the width direction of the automobile, a buffer zone in the front-rear direction of the automobile is arranged between the pre-collision beams and the anti-collision beam body, the pre-collision beams comprise a plurality of continuous collision sections in the length direction of the beam body, and any collision section is inwards deformed towards the buffer zone in a collision state. Impact force can be buffered through the pre-collision beam, so that the impact force when a pedestrian directly collides with the main body of the anti-collision beam is reduced, and the injury degree of the pedestrian is reduced.

Description

Anti-collision beam for automobile

Technical Field

The utility model belongs to the field of automobiles, and particularly relates to an automobile anti-collision beam.

Background

In an anti-collision beam structure of an automobile, an existing anti-collision beam is usually a thick steel plate or a square groove pipe and the like, has high rigidity, and is used for providing safety for a driver during rear-end collision or collision. But when car and electric motor car or pedestrian bump, only front bumper shell working of plastics cushion the impact force, and the pedestrian directly bumps on the great crashproof roof beam main part of rigidity easily for the pedestrian is not enough in the buffer strength before bumping crashing crashproof roof beam main part because front bumper shell working of plastics intensity is lower, probably causes serious injury degree.

Disclosure of Invention

The utility model aims to: in order to overcome the defects in the prior art, the utility model provides the automobile anti-collision beam, which can buffer the impact force through the pre-collision beam, reduce the impact force when a pedestrian directly collides with the anti-collision beam main body, and reduce the injury degree of the pedestrian.

The technical scheme is as follows: in order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model provides an automobile anti-collision beam, includes the anti-collision beam body, the anti-collision beam body is provided with the pre-collision beam towards one side interval of locomotive, the pre-collision beam sets up along automobile body width direction, include the buffer in automobile body fore-and-aft direction between pre-collision beam and the anti-collision beam body, the pre-collision beam contains a plurality of continuous collision sections on the roof beam body length direction, and arbitrary the collision section is towards invagination deformation in the buffer under the state of strikeing.

Further, the rigidity of the pre-collision beam is smaller than that of the collision beam body.

Further, the pre-collision beam is of a hollow pipe body structure.

Further, at least one supporting plate is arranged on the anti-collision beam body along the length direction of the beam body, and the pre-collision beam penetrates through the supporting plate.

Further, the pre-collision beam is of a plate structure.

Further, at least one side of the pre-collision beam facing the vehicle head is provided with an outer buffer layer.

Further, an inner buffer layer is arranged on one side of the pre-collision beam, which faces the buffer zone.

Further, the outer buffer layer and the inner buffer layer are of an integrated structure and are coated on the outer side of the pre-collision beam.

Further, both ends of the pre-collision beam are bent towards the anti-collision beam body and form a mounting part, and the mounting part is mounted on the anti-collision beam body.

The beneficial effects are that: according to the utility model, the pre-collision beam is arranged in front of the anti-collision beam main body, so that the pre-collision beam is stressed to be deformed inwards when the impact force acts on the pre-collision beam, the inwards sinking degree is accommodated through the buffer zone, and the pre-collision beam is used for buffering and unloading the impacted electric vehicle or pedestrian to a certain degree, so that the direct impact force when the pedestrian directly impacts the anti-collision beam main body is reduced, and the injury degree of the pedestrian is reduced.

Drawings

FIG. 1 is a top view of the overall structure of the present utility model;

FIG. 2 is a schematic perspective view of the overall structure of the present utility model;

FIG. 3 is a schematic view of the inner and outer cushioning layers of the present utility model detached from the pre-crash beam.

Detailed Description

The utility model will be further described with reference to the accompanying drawings.

As shown in fig. 1 and fig. 2, an automobile anti-collision beam comprises an anti-collision beam body 1, a pre-collision beam 2 is arranged at a side interval of the anti-collision beam body 1 towards a head of a vehicle, the length direction of the pre-collision beam 2 is arranged along the width direction of the vehicle body, a buffer zone 3 in the front-rear direction of the vehicle body is included between the pre-collision beam 2 and the anti-collision beam body 1, the automobile anti-collision beam is used for providing space for the invagination deformation generated by the impact of the pre-collision beam, the direct impact on the anti-collision beam body after the bending invagination of the pre-collision beam is avoided, the pre-collision beam 2 comprises a plurality of continuous and integrated collision sections in the length direction of the beam body, the collision sections refer to a section of the beam body positioned on the pre-collision beam, for example, two side sections, a middle section and the like can be divided, any one of the collision sections face the invagination deformation in the buffer zone 3 under the impact state, the pre-collision beam 2 is arranged in front of the anti-collision beam body, the impact force acts on the pre-collision beam 2, so that the pre-collision beam is stressed and the invagination deformation is enabled to be bent to a bending state, the extent is also is avoided, the impact is received through the buffer zone, and the impact force is reduced, and the impact force is directly stressed by the impact force is relieved when the impact force is relieved to the impact force is directly from the impact force of the impact body.

The rigidity of the pre-collision beam 2 is smaller than that of the anti-collision beam body 1, the impact strength of the pre-collision beam 2 is 20% -35% of that of the anti-collision beam body, and plastic, wood strips or low-hardness metal and the like are adopted, so that pedestrians or electric vehicles can unload and buffer force when impacting the anti-collision beam body 1 through the pre-collision beam.

The pre-collision beam 2 is a hollow pipe body structure, such as a steel pipe, an aluminum pipe or a plastic pipe with the thickness of 1 mm-3 mm, and the impact force can be further buffered and unloaded through the inner central cavity of the pipe body structure. When the pre-collision beam 2 is of a pipe body structure, at least one supporting plate 4 is arranged on the anti-collision beam body 1 along the length direction of the beam body, the pre-collision beam 2 penetrates through the supporting plate 4, and the pipe is vertically limited through the supporting plate 4, so that deformation can be carried out in the front-rear direction when an impact force acts, and the force is unloaded.

The pre-crash beam 2 may also be a plate structure, such as a steel sheet, an aluminum sheet, a wood sheet, or a plastic sheet. When the plastic pipe or the plastic plate material is adopted, the impact force can be buffered and unloaded to a certain extent due to the elastic deformation capability of the plastic material, so that the injury to personnel is reduced.

As shown in fig. 3, at least one side of the pre-collision beam 2 facing the vehicle head is provided with an outer buffer layer 6, the electric vehicle or the pedestrian is buffered by the outer buffer layer 6, one side of the pre-collision beam 2 facing the buffer zone 3 is provided with an inner buffer layer 7, and the pre-collision beam and the anti-collision beam body 1 are buffered by the inner buffer layer 7. The outer buffer layer and the inner buffer layer are of an integrated structure, are coated on the outer side of the pre-collision beam 2, improve the integrity of the pre-collision beam, facilitate installation, and the inner buffer layer and the outer buffer layer can be made of foam cotton, sponge bags and the like.

Both ends of the pre-collision beam 2 are bent towards the anti-collision beam body and form a mounting part 5, and the mounting part 5 is mounted on the anti-collision beam body 1.

The foregoing is only a preferred embodiment of the utility model, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the utility model.

Claims

1. An automobile anti-collision beam, which is characterized in that: including crashproof roof beam body (1), crashproof roof beam body (1) are provided with crashproof roof beam (2) towards one side interval of locomotive, crashproof roof beam (2) are followed automobile body width direction and are set up in advance, include buffer (3) in automobile body fore-and-aft direction between crashproof roof beam body (1) in advance, crashproof roof beam (2) contain a plurality of continuous collision sections on roof beam body length direction in advance, and arbitrary the collision section is towards invagination deformation in buffer (3) under the state of strikeing.

2. An automotive impact beam as claimed in claim 1, wherein: the rigidity of the pre-collision beam (2) is smaller than that of the anti-collision beam body (1).

3. An automotive impact beam as claimed in claim 2, wherein: the pre-collision beam (2) is of a hollow pipe body structure.

4. A vehicle impact beam as claimed in claim 3, wherein: at least one supporting plate (4) is arranged on the anti-collision beam body (1) along the length direction of the beam body, and the pre-collision beam (2) penetrates through the supporting plate (4).

5. An automotive impact beam as claimed in claim 2, wherein: the pre-collision beam (2) is of a plate structure.

6. An automotive impact beam as claimed in claim 2, wherein: at least the side of the pre-crash beam (2) facing the vehicle head is provided with an outer buffer layer (6).

7. An automotive impact beam as claimed in claim 6, wherein: an inner buffer layer (7) is arranged on one side of the pre-collision beam (2) facing the buffer zone (3).

8. An automotive impact beam as claimed in claim 7, wherein: the outer buffer layer and the inner buffer layer are of an integrated structure and are coated on the outer side of the pre-collision beam (2).

9. An automotive impact beam as claimed in claim 1, wherein: both ends of the pre-collision beam (2) are bent towards the anti-collision beam body and form a mounting part (5), and the mounting part (5) is mounted on the anti-collision beam body (1).