CN219948125U

CN219948125U - Pressure-resistant automobile bumper

Info

Publication number: CN219948125U
Application number: CN202320974854.4U
Authority: CN
Inventors: 李春雷; 顾君芳
Original assignee: Danyang Tianchi Automobile Co ltd
Current assignee: Danyang Tianchi Automobile Co ltd
Priority date: 2023-04-26
Filing date: 2023-04-26
Publication date: 2023-11-03
Anticipated expiration: 2033-04-26

Abstract

The utility model discloses a pressure-resistant automobile bumper, and relates to the technical field of automobile bumpers. In order to solve the problem that the existing bumper can only remove a part of impact force during impact, and the strength of the bumper is low. The utility model provides a withstand voltage formula car bumper, includes the shell, the outside of shell is equipped with a plurality of anti-friction crossbands, and the inside of shell is equipped with the cavity, is equipped with a plurality of spliced poles in the cavity, and the lower surface of shell is equipped with the buffer layer, and buffer mechanism is installed to one side that the shell was kept away from to the buffer layer, and buffer mechanism installs on the energy-absorbing board, and the energy-absorbing board is installed on the both sides inner wall of shell. The pressure-resistant automobile bumper can resist impact force in all directions, improves the pressure resistance of the bumper, prolongs the service life of the bumper, can effectively relieve impact force generated during collision, greatly reduces impact force generated by hard collision and further achieves the aim of improving the strength of the bumper.

Description

Pressure-resistant automobile bumper

Technical Field

The utility model relates to the technical field of automobile bumpers, in particular to a pressure-resistant automobile bumper.

Background

An automobile bumper is a common automobile accessory, and has the main functions of protecting mechanical equipment of a head and a tail of an automobile and the like when the automobile collides. The utility model of application number CN201920831981.2 provides a pressure-resistant bumper, which comprises a shell and a mounting plate, wherein the mounting plate is fixedly connected in the middle of the outer side surface of the shell, the inner side of the shell is fixedly connected with a buffer plate, the surface of the buffer plate is fixedly embedded and connected with buffer columns, connecting columns are connected between the buffer columns, the inner side surface of the buffer plate is fixedly connected with a reinforcing beam, the inner side surface of the shell is uniformly provided with a pair of fixed ring sleeves, the inner bottom of each fixed ring sleeve is fixedly provided with an embedded gasket, and the surface of each reinforcing beam is uniformly provided with mounting holes. Through being provided with buffer board and buffer column, can effectually cushion the reduction of pressure when the automobile body receives external pressure to improve the withstand voltage of bumper, the setting of strengthening the roof beam makes the bumper can offset pressure after receiving pressure, thereby improve its withstand voltage, the setting of embedded gasket, can carry out one step supplementary buffer column and cushion pressure, but this bumper only relies on buffer board and buffer column to cushion external pressure when using, only can eliminate the impact of partly when striking, and bumper intensity is lower moreover, life is shorter, to these defects, it is very necessary to design a withstand voltage type car bumper.

Disclosure of Invention

The utility model aims to provide a pressure-resistant automobile bumper, which has the advantages of improving the pressure resistance of the bumper, prolonging the service life of the bumper, effectively relieving the impact force generated during collision, greatly reducing the impact force generated by hard collision, improving the strength of the bumper and solving the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a withstand voltage formula car bumper, includes shell, anti-friction crossbars and mounting bolt, the outside of shell is equipped with a plurality of anti-friction crossbars, and the inside of shell is equipped with the cavity, is equipped with a plurality of spliced poles in the cavity, and the lower surface of shell is equipped with the buffer layer, and buffer mechanism is installed to one side that the shell was kept away from to the buffer layer, and buffer mechanism installs on the energy-absorbing board, and the energy-absorbing board is installed on the both sides inner wall of shell, and the both sides of shell are equipped with mounting bolt, and the shell passes through mounting bolt and installs on the car.

Preferably, the buffer gear includes side direction supporting component, vertical supporting component, elastic component, bracing piece and mounting, and side direction supporting component and vertical supporting component install in the both sides of energy-absorbing board, and side direction supporting component slope sets up, and side direction supporting component's one end is fixed on vertical supporting component, and the corner at vertical supporting component lower surface is installed to the other end, and vertical supporting component's inboard is equipped with elastic component, and movable mounting has the bracing piece on the elastic component, and the bracing piece passes through the mounting and installs the lower surface at the buffer layer.

Preferably, the lateral support assembly and the vertical support assembly have the same structure, the vertical support assembly comprises a support column, a movable column, a first spring, a second spring and a limiting block, the second spring is fixed in the support column, the top of the second spring is fixed on the lower surface of the limiting block, the limiting block is fixed on the movable column, and the first spring is sleeved on the outer side of the movable column.

Preferably, the elastic component comprises two movable pieces, a connecting rod and a return spring, wherein the two movable pieces are movably installed at two ends of the connecting rod respectively, and the return spring is arranged between the two movable pieces.

Preferably, the buffer layer comprises a buffer reinforcing plate, a foam silica gel plate and a damping rubber layer, wherein the buffer reinforcing plate is arranged on the lower surface of the shell, the foam silica gel plate is arranged on the lower surface of the buffer reinforcing plate, and the damping rubber layer is arranged on the lower surface of the foam silica gel plate.

Preferably, the reinforcing columns are H-shaped, and a plurality of groups of reinforcing columns are arranged in the cavity at equal intervals.

Preferably, the cavity is filled with buffer filler, and the buffer filler is EPP foaming material.

Preferably, a plurality of shock absorption gaskets connected with the automobile are arranged on the rear side of the energy absorption plate.

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

this withstand voltage formula car bumper, the spliced pole of setting makes car bumper structure more firm, has improved the compressive resistance of this bumper, and the buffer gear of setting makes car bumper can fight the impact force in all directions, has further improved the compressive resistance of this bumper, has prolonged the life of this bumper, the produced impact force when can alleviate the collision simultaneously effectively, greatly reduced bumps the impact force that hard produced, improves withstand voltage effect, and then has reached the purpose that has improved the intensity of bumper.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

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

FIG. 3 is a schematic view of a buffer mechanism according to the present utility model;

FIG. 4 is a schematic diagram of a resilient member according to the present utility model;

fig. 5 is a schematic structural view of a buffering mechanism according to the present utility model.

In the figure: 1. a housing; 2. an anti-scratch cross bar; 3. a buffer mechanism; 31. a lateral support assembly; 32. a vertical support assembly; 33. an elastic component; 331. a movable member; 332. a connecting rod; 333. a return spring; 34. a support rod; 35. a fixing member; 4. a reinforcing column; 5. a buffer layer; 51. a buffer reinforcing plate; 52. foaming silica gel plate; 53. a vibration damping rubber layer; 6. a cavity; 7. an energy absorbing plate; 8. and (5) installing a bolt.

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.

In order to solve the technical problems that the existing bumper can only eliminate a part of impact force during impact, and the bumper has lower strength and shorter service life, referring to fig. 1-5, the present embodiment provides the following technical scheme:

a pressure-resistant automobile bumper comprises a shell 1, an anti-friction cross bar 2 and a mounting bolt 8, wherein a plurality of anti-friction cross bars 2 are arranged on the outer side of the shell 1, a cavity 6 is arranged in the shell 1, a plurality of reinforcing columns 4 are arranged in the cavity 6, the reinforcing columns 4 are H-shaped, the structure is stable, the pressure resistance of the bumper is improved, the reinforcing columns 4 are provided with a plurality of groups and are arranged at equal intervals in the cavity 6, buffer fillers are filled in the cavity 6, the buffer fillers are EPP foaming materials, when the EPP foaming materials are collided, the shell 1 can bear impacts in all directions, the pressure resistance of the bumper is improved, a plurality of shock absorption gaskets connected with an automobile are arranged on the rear side of an energy absorption plate 7, the damage to the automobile caused by collision can be further lightened when the collision occurs, the damage to the automobile and people caused by the accident is reduced, the driving installation property is improved, a buffer layer 5 is arranged on the lower surface of the shell 1, the cushioning mechanism 3 is arranged on one side of the cushioning layer 5 far away from the shell 1, the cushioning mechanism 3 comprises a lateral support component 31, a vertical support component 32, an elastic component 33, a supporting rod 34 and a fixing piece 35, the lateral support component 31 and the vertical support component 32 are arranged on two sides of the energy absorbing plate 7, the lateral support component 31 is obliquely arranged, one end of the lateral support component 31 is fixed on the vertical support component 32, the lateral support component 31 and the vertical support component 32 are identical in structure, the vertical support component 32 comprises a supporting column, a movable column, a first spring, a second spring and a limiting block, the second spring is fixed in the supporting column, the top of the second spring is fixed on the lower surface of the limiting block, the limiting block is fixed on the movable column, the first spring is sleeved on the outer side of the movable column, the other end of the first spring is arranged at a corner of the lower surface of the vertical support component 32, the lateral support component 31 can support the corner of the bumper, the vertical supporting component 32 and the supporting rod 34 support the front impact force of the bumper, so that the bumper can resist the impact force in all directions, the pressure resistance of the bumper is further improved, the service life of the bumper is prolonged, the elastic component 33 is arranged on the inner side of the vertical supporting component 32, the supporting rod 34 is movably mounted on the elastic component 33, the elastic component 33 comprises movable pieces 331, connecting rods 332 and restoring springs 333, the movable pieces 331 are respectively movably mounted at two ends of the connecting rods 332, the restoring springs 333 are arranged between the two movable pieces 331, the impact force generated during collision can be effectively relieved by the first springs, the second springs and the restoring springs 333, the impact force generated during hard collision is greatly reduced, the pressure resistance is improved, the supporting rod 34 is mounted on the lower surface of the buffer layer 5 through the fixing piece 35, the buffer layer 5 comprises a buffer reinforcing plate 51, a foam reinforcing plate 52 and a damping rubber layer 53, the lower surface of the buffer reinforcing plate 51 is provided with the foam reinforcing plate 52, the lower surface of the foam reinforcing plate 52 is provided with the rubber layer 53, the impact resistance of the automobile is provided with the damping bolt 8, the impact resistance is effectively reduced when the automobile is mounted on the two sides of the automobile shell 1, the automobile shell is mounted on the automobile shell 8, the automobile shell is well, and the impact resistance is reduced when the automobile shell is mounted on the automobile shell 1, and the automobile shell is well mounted on the automobile shell is mounted on the two sides through the automobile shell 8.

When the automobile is in use, when the automobile is collided, the buffer filler filled in the cavity 6 bears impact in all directions, the automobile bumper is subjected to first heavy protection, the impact force buffered by the buffer filler is buffered again through the buffer layer 5, the impact force reaches the side support assembly 31, the vertical support assembly 32 and the elastic assembly 33, the first spring and the second spring on the side support assembly 31 and the vertical support assembly 32 play a role in buffering, the movable piece 331 moves inwards after receiving the impact force by the support rod 34, the return spring 333 is extruded, the impact force is buffered, the corner and the front impact force of the automobile bumper are supported again, the second heavy protection is realized, the buffer impact resistance of the bumper is improved, the buffered impact force reaches the energy absorbing plate 7, the impact force brought by the collision to the automobile is further lightened by the energy absorbing plate 7, and the aim of improving the pressure resistance of the automobile bumper is achieved.

To sum up, this withstand voltage car bumper, the reinforcing column 4 of setting makes car bumper structure more firm, the compressive resistance of this bumper has been improved, buffer gear 3 of setting makes car bumper can fight the impact force in all positions, further improve the compressive resistance of this bumper, the life of this bumper has been prolonged, the produced impact force in the time of the collision can be effectively alleviated to the first spring of setting, the impact force that the hard collision produced of greatly reduced, the pressure-resistant effect is improved, buffer layer 5 of setting has effectively strengthened the overall structure intensity of car bumper, impact resistance, buffering damping performance etc. play cushioning effect when bumping to the car well, reduce the impaired degree of car in the time of bumping.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a withstand voltage formula car bumper, includes shell (1), anti-friction crossband (2) and mounting bolt (8), its characterized in that: the outside of shell (1) is equipped with a plurality of anti-friction crossbands (2), the inside of shell (1) is equipped with cavity (6), be equipped with a plurality of spliced poles (4) in cavity (6), the lower surface of shell (1) is equipped with buffer layer (5), buffer mechanism (3) are installed to one side that shell (1) was kept away from to buffer layer (5), buffer mechanism (3) are installed on energy-absorbing board (7), energy-absorbing board (7) are installed on the both sides inner wall of shell (1), the both sides of shell (1) are equipped with mounting bolt (8), shell (1) are installed on the car through mounting bolt (8).

2. The pressure-resistant automobile bumper according to claim 1, wherein: the buffer mechanism (3) comprises a lateral supporting component (31), a vertical supporting component (32), an elastic component (33), supporting rods (34) and fixing pieces (35), wherein the lateral supporting component (31) and the vertical supporting component (32) are installed on two sides of the energy absorbing plate (7), the lateral supporting component (31) is obliquely arranged, one end of the lateral supporting component (31) is fixed on the vertical supporting component (32), the other end of the lateral supporting component is installed at a corner of the lower surface of the vertical supporting component (32), the elastic component (33) is arranged on the inner side of the vertical supporting component (32), supporting rods (34) are movably installed on the elastic component (33), and the supporting rods (34) are installed on the lower surface of the buffer layer (5) through the fixing pieces (35).

3. The pressure-resistant automobile bumper according to claim 2, wherein: the side direction supporting component (31) and the vertical supporting component (32) are identical in structure, the vertical supporting component (32) comprises a supporting column, a movable column, a first spring, a second spring and a limiting block, the second spring is fixed in the supporting column, the top of the second spring is fixed on the lower surface of the limiting block, the limiting block is fixed on the movable column, and the first spring is sleeved on the outer side of the movable column.

4. The pressure-resistant automobile bumper according to claim 2, wherein: the elastic component (33) comprises two movable pieces (331), a connecting rod (332) and return springs (333), wherein the two movable pieces (331) are movably installed at two ends of the connecting rod (332) respectively, and the return springs (333) are arranged between the two movable pieces (331).

5. The pressure-resistant automobile bumper according to claim 1, wherein: the buffer layer (5) comprises a buffer reinforcing plate (51), a foam silica gel plate (52) and a vibration damping rubber layer (53), wherein the buffer reinforcing plate (51) is arranged on the lower surface of the shell (1), the foam silica gel plate (52) is arranged on the lower surface of the buffer reinforcing plate (51), and the vibration damping rubber layer (53) is arranged on the lower surface of the foam silica gel plate (52).

6. The pressure-resistant automobile bumper according to claim 1, wherein: the reinforcing columns (4) are H-shaped, and the reinforcing columns (4) are provided with a plurality of groups and are arranged at equal intervals in the cavity (6).

7. The pressure-resistant automobile bumper according to claim 1, wherein: the cavity (6) is filled with buffer filler, and the buffer filler is EPP foaming material.

8. The pressure-resistant automobile bumper according to claim 1, wherein: and a plurality of shock absorption gaskets connected with the automobile are arranged on the rear side of the energy absorption plate (7).