CN218141398U

CN218141398U - Lightweight car bumper structure

Info

Publication number: CN218141398U
Application number: CN202222398392.4U
Authority: CN
Inventors: 朱建华
Original assignee: Changzhou Hengda Vehicle Accessories Co ltd
Current assignee: Changzhou Hengda Vehicle Accessories Co ltd
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2022-12-27
Anticipated expiration: 2032-09-09

Abstract

The utility model relates to the technical field of automobile parts, especially, relate to a lightweight car bumper structure, including bumper and automobile body, outer wall one side fixedly connected with strengthening rib of bumper, the outer wall one side symmetry of strengthening rib is equipped with two supporting shoes, outer wall one side fixedly connected with mounting panel of automobile body, two the supporting shoe with connect through the buffering subassembly between the mounting panel. Inwards extrude strengthening rib and supporting shoe when receiving the striking through the bumper, the supporting shoe drives the telescopic link and contracts to the cylinder in, the telescopic link drives piston top and piston head and removes in to the cushion chamber when driving outer pole and moving to the cylinder internal motion, when the piston head removes, the piston top is crowded and is pressed on the blotter piece, the process of buffering is given on the piston top to the buffer shim, thereby can improve the security of bumper, extrude to the spring when the piston head continues to move, thereby can carry out the shock attenuation buffering to the piston head, the stability of bumper has been improved.

Description

Lightweight car bumper structure

Technical Field

The utility model relates to an automobile parts technical field especially relates to a lightweight car bumper structure.

Background

Bumpers are respectively arranged at the front end and the rear end of the automobile, and the bumpers not only have a decoration function, but also are safety devices which have the functions of absorbing and buffering external impact force, protecting the automobile body and protecting the safety of the automobile body and passengers.

And in current car bumper, the bumper weight is inconvenient installation heavier, and cushions the absorbing effect lower to when receiving the striking, car bumper is lower to the effect of buffering, can lead to the damage of car to be out of shape, causes passenger's bodily injury.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcomings existing in the prior art and providing a lightweight automobile bumper structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a light automobile bumper structure comprises a bumper and an automobile body, wherein one side of the outer wall of the bumper is fixedly connected with a reinforcing rib, two supporting blocks are symmetrically arranged on one side of the outer wall of the reinforcing rib, one side of the outer wall of the automobile body is fixedly connected with a mounting plate, and the two supporting blocks are connected with the mounting plate through a buffer component;

the buffering subassembly is including the telescopic link that is located supporting shoe one side, the one end of telescopic link is equipped with the outer pole, outer wall one side of automobile body is equipped with the cylinder, outer wall one side of cylinder is equipped with through-hole one, the one end of outer pole is run through the through-hole extends to in the lump the inside of cylinder and is connected with the piston head, the surface of piston head is equipped with the piston top, the cylinder is close to fixedly connected with surge chamber in the one side inner wall of mounting panel, through-hole two has been seted up to outer wall one side of surge chamber, the week side of through-hole two is equipped with buffer pad. Through the buffering subassembly that sets up for the bumper has higher buffer function when receiving the striking, has protected automobile body and passenger's safety, through the strengthening rib that sets up, has strengthened the intensity and the rigidity of bumper, has alleviateed the weight of bumper.

Preferably, a spring is arranged on one side of the inner wall of the buffer chamber, a telescopic piston is arranged in the spring, and one end of the telescopic piston is fixedly connected to the inner wall of the buffer chamber. Through the spring that sets up for the bumper extrudees the spring when receiving the impact, thereby has good shock attenuation buffering effect.

Preferably, two limiting holes are symmetrically formed in the outer wall of the air cylinder, buffering screws are arranged in the limiting holes and penetrate through the limiting holes to abut against the outer wall of the outer rod. Through the buffering screw that sets up, the gaseous in steerable cylinder and the cushion chamber to guarantee that the cylinder uses steadily.

Preferably, the cushion pad is made of silicon rubber, and the piston head penetrates through the cushion pad, extends into the cushion chamber and abuts against the spring. When the bumper receives the striking, drive the piston head to the indoor motion of piston, through the buffer spacer that sets up, can realize better buffering effect.

Preferably, one side of the supporting block, which is far away from the reinforcing rib, is provided with a third through hole, and one end of the telescopic rod, which is far away from the outer rod, penetrates through the third through hole and is connected to the outer wall of the reinforcing rib. Through the third through hole, the telescopic rod can be better connected with the reinforcing rib and the bumper.

Preferably, the mounting plate and the cylinder are made of aluminum alloy. The mounting plate and the air cylinder are made of aluminum alloy materials, so that the light weight of the bumper is improved, and the bumper has high strength.

Preferably, the outer surface of the bumper is coated with an epoxy resin coating. The surface of the bumper is coated with the epoxy resin coating, so that the durability of the bumper is improved.

The beneficial effects of the utility model are that: when the bumper is impacted, the reinforcing ribs and the supporting blocks are inwards extruded, the supporting blocks drive the telescopic rods to contract towards the inside of the air cylinder, the telescopic rods drive the outer rods to move towards the inside of the air cylinder and simultaneously drive the piston top and the piston head to move towards the inside of the buffer chamber, when the piston head moves, the piston top is extruded on the buffer pad, and the buffer pad gives a buffer process to the piston top, so that the safety of the bumper can be improved, and when the piston head continues to move and extrude to the spring, the piston head can be subjected to shock absorption and buffer, and the stability of the bumper is improved;

the buffering screw can control the air in the air cylinder and the buffering chamber and is beneficial to the stable use of the air cylinder; be the aluminum alloy material through mounting panel and cylinder to can improve the lightweight of bumper, the intensity of reinforcing bumper makes the bumper more durable.

Drawings

Fig. 1 is a general structural schematic diagram of a lightweight automobile bumper structure provided by the present invention;

fig. 2 is a schematic view of a connecting structure between a bumper and a cushion assembly of a lightweight automobile bumper structure according to the present invention;

fig. 3 is the utility model provides a cylinder inner structure schematic diagram of lightweight car bumper structure.

In the figure:

1. a bumper; 2. reinforcing ribs; 3. a vehicle body; 4. a cylinder; 5. a support block; 6. a telescopic rod; 7. an outer rod; 8. a piston top; 9. a piston head; 10. a cushion pad; 11. a buffer chamber; 12. a buffer screw; 13. a spring; 14. and (7) mounting the plate.

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.

Those not described in detail in this specification are within the skill of the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

The first embodiment is as follows: referring to fig. 1-3, a light-weight automobile bumper structure comprises a bumper 1 and an automobile body 3, wherein one side of the outer wall of the bumper 1 is fixedly connected with a reinforcing rib 2, one side of the outer wall of the reinforcing rib 2 is symmetrically provided with two supporting blocks 5, one side of the outer wall of the automobile body 3 is fixedly connected with a mounting plate 14, and the two supporting blocks 5 are connected with the mounting plate 14 through a buffer component;

buffer unit is including the telescopic link 6 that is located supporting shoe 5 one side, the one end of telescopic link 6 is equipped with outer pole 7, outer wall one side of automobile body 3 is equipped with cylinder 4, outer wall one side of cylinder 4 is equipped with through-hole one, the one end of outer pole 7 runs through the inside that the through-hole extends to cylinder 4 in the lump and is connected with piston head 9, the surface of piston head 9 is equipped with piston top 8, fixedly connected with surge chamber 11 in the one side inner wall that cylinder 4 is close to mounting panel 14, through-hole two has been seted up to surge chamber 11's outer wall one side, the week side of through-hole two is equipped with buffer shim 10, inner wall one side of surge chamber 11 is equipped with spring 13, the inside telescopic piston that is equipped with of spring 13, telescopic piston's one end fixed connection is on the inner wall of surge chamber 11.

In this embodiment, when bumper 1 receives the striking, bumper 1 receives the effect of power inwards extrudees strengthening rib 2, strengthening rib 2 promotes supporting shoe 5, supporting shoe 5 drives telescopic link 6 and contracts in to cylinder 4, telescopic link 6 drives outer pole 7 and drives 8 movements on the piston top to the cylinder 4 internal motion simultaneously, 8 movements on the piston top drive piston head 9 and remove in to surge chamber 11, when the piston head 9 removes in to

surge chamber

11, 8 extrusion on the piston top are on buffer pad 10, buffer pad 10 gives the process of 8 cushions on the piston top, thereby can improve bumper 1's security.

Example two: referring to fig. 1-3, on the basis of the first embodiment, a technical scheme of a lightweight automobile bumper structure is provided, two limiting holes are symmetrically formed in the outer wall of a cylinder 4, buffering screws 12 are arranged in the limiting holes, the buffering screws 12 penetrate through the limiting holes and abut against the outer wall of an outer rod 7, a buffering gasket 10 is made of silicon rubber, a piston head 9 penetrates through the buffering gasket 10, extends to the inside of a buffering chamber 11 and abuts against a spring 13, a through hole three is formed in one side, away from a reinforcing rib 2, of a supporting block 5, one end, away from the outer rod 7, of a telescopic rod 6 penetrates through the through hole three and is connected to the outer wall of the reinforcing rib 2, a mounting plate 14 is formed in the cylinder 4 and made of aluminum alloy, and an epoxy resin coating is coated on the outer surface of the bumper 1.

In this embodiment, drive piston top 8 and piston head 9 and remove to cylinder 4 when bumper 1 receives the striking, when piston head 9 gets into surge chamber 11, piston head 9 is through extrusion spring 13, thereby carry out the shock attenuation buffering to piston head 9, and then make bumper 1 have good shock attenuation shock-absorbing capacity, through twisting buffering screw 12, thereby control the gas in cylinder 4 and the surge chamber 11, and guarantee that cylinder 4 can steady use, be the aluminum alloy material through mounting panel 14 and cylinder 4, the lightweight of bumper 1 has been improved, scribble the epoxy coating through bumper 1 surface, the durability of bumper 1 has been increased.

In practical application, when bumper 1 receives the striking, bumper 1 receives the effect of power inwards extrudees strengthening rib 2, strengthening rib 2 promotes supporting shoe 5, supporting shoe 5 drives telescopic link 6 and contracts in to cylinder 4, telescopic link 6 drives outer pole 7 and drives piston top 8 motion to cylinder 4 internal motion simultaneously, piston top 8 motion drives piston head 9 and removes in to surge chamber 11, when piston head 9 removes in to surge chamber 11, piston top 8 extrudes on buffer pad 10, buffer pad 10 gives 8 the process of buffering in the piston top, thereby can improve bumper 1's security, when piston head 9 continues to move and gets into surge chamber 11, piston head 9 passes through extrusion spring 13, thereby carry out the shock attenuation buffering to piston head 9, and then make bumper 1 have good shock attenuation buffer performance, be the aluminum alloy material through mounting panel 14 and cylinder 4, thereby improve bumper 1's lightweight.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A light automobile bumper structure comprises a bumper (1) and an automobile body (3), and is characterized in that a reinforcing rib (2) is fixedly connected to one side of the outer wall of the bumper (1), two supporting blocks (5) are symmetrically arranged on one side of the outer wall of the reinforcing rib (2), an installation plate (14) is fixedly connected to one side of the outer wall of the automobile body (3), and the two supporting blocks (5) are connected with the installation plate (14) through a buffering assembly;

buffering subassembly is including telescopic link (6) that are located supporting shoe (5) one side, the one end of telescopic link (6) is equipped with outer pole (7), outer wall one side of automobile body (3) is equipped with cylinder (4), outer wall one side of cylinder (4) is equipped with through-hole one, the one end of outer pole (7) is run through the through-hole extends to in the lump the inside of cylinder (4) and be connected with piston head (9), the surface of piston head (9) is equipped with piston top (8), cylinder (4) are close to fixedly connected with surge chamber (11) in one side inner wall of mounting panel (14), through-hole two has been seted up to outer wall one side of surge chamber (11), the week side of through-hole two is equipped with buffer shim (10).

2. The light-weight automobile bumper structure is characterized in that a spring (13) is arranged on one side of the inner wall of the buffer chamber (11), a telescopic piston is arranged in the spring (13), and one end of the telescopic piston is fixedly connected to the inner wall of the buffer chamber (11).

3. The light-weight automobile bumper structure according to claim 1, wherein two limiting holes are symmetrically formed in the outer wall of the cylinder (4), buffering screws (12) are arranged in the limiting holes, and the buffering screws (12) penetrate through the limiting holes and abut against the outer wall of the outer rod (7).

4. The light weight automobile bumper structure according to claim 1, wherein the bumper pad (10) is made of silicon rubber, and the piston head (9) penetrates through the bumper pad (10) and extends to the inside of the bumper chamber (11) to abut against the spring (13).

5. The light-weight automobile bumper structure according to claim 1, wherein a third through hole is formed in one side of the supporting block (5) far away from the reinforcing rib (2), and one end of the telescopic rod (6) far away from the outer rod (7) penetrates through the third through hole and is connected to the outer wall of the reinforcing rib (2).

6. The light-weight automobile bumper structure as claimed in claim 1, wherein the mounting plate (14) and the cylinder (4) are made of aluminum alloy.

7. A light-weight automobile bumper structure according to claim 1, characterized in that the bumper (1) is coated at its outer surface with an epoxy resin coating.