CN210258319U

CN210258319U - Impact-resistant automobile bumper

Info

Publication number: CN210258319U
Application number: CN201921136100.1U
Authority: CN
Inventors: 雷新春; 王育博; 王雪萌
Original assignee: Beijing Beiqi Mould and Plastic Technology Co Ltd
Current assignee: Beijing Beiqi Mould and Plastic Technology Co Ltd
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-04-07
Anticipated expiration: 2029-07-19

Abstract

The utility model provides an impact-resistant car bumper, including the car front beam, crashproof roof beam and the front beam that set gradually, one side slidable mounting that the front beam is close to crashproof roof beam has first sliding sleeve, and crashproof roof beam lateral wall movable mounting has first traveller, first traveller and first sliding sleeve sliding fit install first elastomeric element between front beam and the crashproof roof beam, and first elastomeric element slopes to set up, installs second elastomeric element and second sliding sleeve, second traveller between front beam and the crashproof roof beam, second traveller and second sliding sleeve sliding fit. The invention provides an impact-resistant automobile bumper, which can divide the force applied to the front surface of the bumper to two sides when a vehicle collides, and the force along the longitudinal direction of the automobile is changed into the force along the transverse direction of a front beam, so that the stress of the front beam of an automobile body is effectively reduced, the front beam of the automobile body is effectively protected, the replacement cost is reduced, and the impact-resistant automobile bumper is suitable for popularization and application.

Description

Impact-resistant automobile bumper

Technical Field

The invention relates to the field of bumper manufacturing, in particular to an impact-resistant automobile bumper.

Background

The bumper is a device which is arranged on a front beam of an automobile and is used for absorbing and slowing down external impact force and protecting an automobile body when a collision accident occurs. The prior art bumper is mainly composed of a layer of outer plate, and when collision occurs, the energy is absorbed and the impact is reduced by lacking of buffer materials and the like, so that accidents can be caused. The front face of the bumper is stressed when the vehicle collides, the anti-collision effect is limited, the front beam is easy to directly deform due to damage when the vehicle collides a little strongly, the replacement is laborious, and the resource waste is caused.

Disclosure of Invention

The invention aims to overcome the defects of the traditional technology and provide the impact-resistant automobile bumper, which can divide the force applied to the front surface of the bumper to two sides when a vehicle collides, effectively reduces the force applied to the front beam of the automobile body, effectively protects the front beam of the automobile body, reduces the replacement cost and is suitable for popularization and application.

The aim of the invention is achieved by the following technical measures: the utility model provides an impact-resistant car bumper, is including the car front beam, crashproof roof beam and the front beam that set gradually, one side slidable mounting that the front beam is close to crashproof roof beam has first sliding sleeve, crashproof roof beam lateral wall movable mounting has first traveller, first traveller and first sliding sleeve sliding fit, install first elastomeric element between front beam and the crashproof roof beam, first elastomeric element slope sets up, install second elastomeric element and second sliding sleeve, second traveller between front beam and the crashproof roof beam, second traveller and second sliding sleeve sliding fit. The first elastic component and the second elastic component are dampers or gas springs.

Through the arrangement, after the vehicle is collided, the force received by the front bumper can be dispersed to the anti-collision beam along the second elastic part, and when the force on the anti-collision beam is transmitted to the front beam, the force is transmitted to the sliding block through the first spring and the first elastic part, so that the stress of the front beam can be effectively avoided, the maximum protection is realized on the front beam, and the replacement cost is reduced.

As a preferred scheme, the front beam is provided with a sliding groove, a sliding block is installed in the sliding groove, the sliding block is in sliding fit with the sliding groove, the number of the sliding blocks is two, a tension spring is connected between the two sliding blocks, the sliding sleeve is fixedly connected with the sliding block, one end of the first elastic component is fixedly connected with the sliding block, and the other end of the first elastic component is movably connected with the anti-collision beam.

Preferably, the sliding groove is convex, and the sliding block is matched with the sliding groove in shape. The sliding groove is arranged along the front beam body. The length of spout is greater than the length of anticollision roof beam, and when the car received the first spring part of collision and was parallel with the front-axle beam, the slider was still in the spout.

Preferably, the tension spring is arranged between the parts of the two sliding blocks, which are exposed out of the sliding groove.

As a preferred scheme, the extension spring is located inside the sliding groove, and two ends of the extension spring are fixedly connected with the two sliding blocks.

As a preferred scheme, the first sliding sleeve is perpendicular to the front beam, and two sides of the front beam are respectively provided with one first sliding sleeve.

As a preferred scheme, the first sliding sleeve is sleeved with a first spring, one end of the first spring is in contact with the front beam, and the other end of the first spring is in contact with the anti-collision beam.

Preferably, the number of the first elastic parts is two, and in a normal state, the distance between the positions where one end of each first elastic part is connected with the anti-collision beam is smaller than the distance between the positions where the other end of each first elastic part is connected with the front beam.

Through the arrangement, when the vehicle is collided, the force on the anti-collision beam is transferred to the front beam, and the force along the longitudinal direction of the vehicle is changed into the transverse force, so that the front beam can be effectively protected.

As a preferred scheme, the second sliding sleeve is sleeved with a second spring, one end of the second spring is in contact with the front bar, and the other end of the second spring is in contact with the anti-collision beam.

Preferably, the second elastic member is provided in two sets, each set including two.

Preferably, two second elastic members in each group of second elastic members are arranged obliquely relative to each other, and a distance between positions where one ends of the two second elastic members are connected with the impact beam is greater than a distance between positions where the other ends of the two second elastic members are connected with the front bar.

Due to the adoption of the technical scheme, compared with the prior art, the invention has the advantages that: the invention provides an impact-resistant automobile bumper, which can divide the force applied to the front surface of the bumper to two sides when a vehicle collides, and the force along the longitudinal direction of the automobile is changed into the force along the transverse direction of a front beam, so that the stress of the front beam of an automobile body is effectively reduced, the front beam of the automobile body is effectively protected, the replacement cost is reduced, and the impact-resistant automobile bumper is suitable for popularization and application.

The invention is further described with reference to the following figures and detailed description.

Drawings

FIG. 1 is a schematic structural view of an impact resistant automotive bumper embodiment 1 of the present invention.

FIG. 2 is a schematic view of a portion of an impact resistant bumper according to the present invention.

FIG. 3 is a partial schematic view of an impact-resistant bumper embodiment 2 of the present invention

Detailed Description

Example 1: as shown in fig. 1 and 2, an impact-resistant automobile bumper comprises an automobile front beam 1, an anti-collision beam 2 and a front beam 3 which are sequentially arranged, wherein a first sliding sleeve 4 is slidably arranged on one side of the front beam 1 close to the anti-collision beam 2, a first sliding column 5 is hinged to the side wall of the anti-collision beam 2, the first sliding column 5 is in sliding fit with the first sliding sleeve 4, a first elastic component 8 is arranged between the front beam 1 and the anti-collision beam 2, the first elastic component 8 is obliquely arranged, a second elastic component 12, a second sliding sleeve 9 and a second sliding column 10 are arranged between the front beam 3 and the anti-collision beam 2, and the second sliding column 10 is in sliding fit with the second sliding sleeve 9.

In this embodiment, the first elastic member 8 and the second elastic member 12 may be dampers, or may be gas springs.

The utility model discloses a roof beam, including front beam 1, slider 7 and spout 13, slider 7 is provided with two, be connected with extension spring 14 between two sliders 7, first sliding sleeve 4 and slider 7 welded connection, the one end and the slider 7 fixed connection of first elastomeric element 8, the other end and the crashproof roof beam 2 of first elastomeric element 8 are articulated to be connected, front beam 1 is provided with spout 13, install slider 7 in the spout 13, slider 7 and spout 13 sliding fit, slider 7 are provided with two.

The sliding groove 13 is convex, and the sliding block 7 is matched with the sliding groove 13 in shape. The sliding groove 13 is arranged along the front beam 1 body, and two ends of the sliding groove 13 are sealed.

In this embodiment, the tension spring 14 is disposed between the portions of the two sliders 7 exposed from the slide groove 13. One end of the tension spring 14 is welded with the side wall of one slide block 7, and the other end of the tension spring 14 is welded with the side wall of the other slide block 7.

The first sliding sleeve 4 is perpendicular to the front beam 1, and the first sliding sleeve 4 is respectively arranged on two sides of the front beam 1.

The first sliding sleeve 4 is sleeved with a first spring 6, one end of the first spring 6 is in contact with the front beam 1, and the other end of the first spring 6 is in contact with the anti-collision beam 2.

The number of the first elastic parts 8 is two, and under a normal non-collision state, the distance between the positions where one ends of the two first elastic parts 8 are connected with the anti-collision beam 2 is smaller than the distance between the positions where the other ends of the two first elastic parts 8 are connected with the front beam 1.

Under the normal state, an included angle a between the first elastic component 8 and the front beam 1 is 30 degrees to 45 degrees under the normal state.

The second sliding sleeve 9 is sleeved with a second spring 11, one end of the second spring 11 is in contact with the front bar 3, and the other end of the second spring 11 is in contact with the anti-collision beam 2.

The second elastic members 12 are provided in two sets, each set including two.

Two second elastic components 12 in each set of second elastic components 12 are arranged in a relatively inclined manner, and the distance between the positions where one ends of the two second elastic components 12 are connected with the anti-collision beam 2 is greater than the distance between the positions where the other ends of the two second elastic components 12 are connected with the front bar 3. Under the normal state, the included angle B between the two second elastic components 8 is 45 degrees to 60 degrees.

Example 2: figure 1, as shown in figure 2, figure 3, an impact-resistant car bumper, including the car front beam 1, crashproof roof beam 2 and the front beam 3 that set gradually, one side slidable mounting that front beam 1 is close to crashproof roof beam 2 has first sliding sleeve 4, 2 lateral walls of crashproof roof beam articulate has first traveller 5, first traveller 5 and the 4 sliding fit of first sliding sleeve, install first elastomeric element 8 between front beam 1 and the crashproof roof beam 2, first elastomeric element 8 slopes to set up, install second elastomeric element 12 and second sliding sleeve 9, second traveller 10 between front beam 3 and the crashproof roof beam 2, second traveller 10 and the 9 sliding fit of second sliding sleeve.

The sliding groove 13 is convex, and the sliding block 7 is matched with the sliding groove 13 in shape. The sliding groove 13 is arranged along the body of the front beam 1. The chute 13 is closed at both ends.

The tension spring 14 is located inside the sliding groove 13, and two ends of the tension spring 14 are connected with the side walls of the two sliding blocks 7 in a welded mode.

Under the normal state, the included angle between the first elastic part 8 and the front beam 1 is 30-45 degrees.

The second elastic members 12 are provided in two sets, each set including two.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an impact-resistant car bumper, is including the front-axle beam, crashproof roof beam and the front bumper of the car that set gradually, its characterized in that: one side slidable mounting that the front beam is close to the anticollision roof beam has first sliding sleeve, anticollision roof beam lateral wall movable mounting has first traveller, first traveller and first sliding sleeve sliding fit, install first elastomeric element between front beam and the anticollision roof beam, first elastomeric element slope sets up, install second elastomeric element and second sliding sleeve, second traveller between front beam and the anticollision roof beam, second traveller and second sliding sleeve sliding fit.

2. An impact-resistant automotive bumper according to claim 1, wherein: the front beam is provided with a sliding groove, a sliding block is installed in the sliding groove and is in sliding fit with the sliding groove, the number of the sliding blocks is two, a tension spring is connected between the two sliding blocks, the sliding sleeve is fixedly connected with the sliding block, one end of the first elastic component is fixedly connected with the sliding block, and the other end of the first elastic component is movably connected with the anti-collision beam.

3. An impact-resistant automotive bumper according to claim 2, characterized in that: the sliding groove is convex, the sliding block is matched with the sliding groove in shape, and the sliding groove is arranged along the front beam body.

4. An impact-resistant automotive bumper according to claim 3, characterized in that: the extension spring sets up between the part that two sliders expose the spout.

5. An impact-resistant automotive bumper according to claim 3, characterized in that: the extension spring is located inside the sliding groove, and two ends of the extension spring are fixedly connected with the two sliding blocks.

6. An impact-resistant automotive bumper according to claim 1, wherein: the first sliding sleeve is perpendicular to the front beam, two sides of the front beam are respectively provided with one first sliding sleeve, the first sliding sleeve is sleeved with a first spring, one end of the first spring is in contact with the front beam, and the other end of the first spring is in contact with the anti-collision beam.

7. An impact-resistant automotive bumper according to claim 1, wherein: the first elastic parts are provided with two first elastic parts, and the distance between the positions where one ends of the two first elastic parts are connected with the anti-collision beam is smaller than the distance between the positions where the other ends of the two first elastic parts are connected with the front beam.

8. An impact-resistant automotive bumper according to claim 1, wherein: the second sliding sleeve is sleeved with a second spring, one end of the second spring is in contact with the front bar, and the other end of the second spring is in contact with the anti-collision beam.

9. An impact resistant automotive bumper according to claim 8, wherein: the second elastic parts are provided with two groups, and each group comprises two.

10. An impact resistant automotive bumper according to claim 9, wherein: two second elastic components in each group of second elastic components are arranged in a relatively inclined mode, and under the ordinary state, the distance between the positions, connected with the anti-collision beam, of one ends of the two second elastic components is larger than the distance between the positions, connected with the front bar, of the other ends of the two second elastic components.