CN214383362U

CN214383362U - High-strength damping bumper structure

Info

Publication number: CN214383362U
Application number: CN202022727258.5U
Authority: CN
Inventors: 李爱兵; 庞亚军; 姚伟; 卞陈忠
Original assignee: Shanghai Mingchen Molding Technology Co ltd
Current assignee: Shanghai Mingchen Molding Technology Co ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-10-12
Anticipated expiration: 2030-11-23

Abstract

The utility model belongs to the technical field of bumpers, and particularly discloses a high-strength damping bumper structure, which comprises a front bumper and a rear bumper; the front bumper is of a U-shaped structure, the inner side of the front bumper is provided with a rear bumper, the centers of two end faces of the rear bumper are provided with fixing screw holes, the corresponding positions of the corresponding surfaces of the front bumper are provided with fixing bolts, and the front bumper and the rear bumper are fixedly connected through the fixing bolts and the fixing screw holes; a transverse plate is arranged between the front bumper and the rear bumper, and two ends of the transverse plate are fixedly connected with the inner side surface of the front bumper; rear bumper fixed surface is connected with a plurality of first stiffeners and a plurality of second stiffener, and a plurality of first stiffeners are along transverse distribution in rear bumper surface, and a plurality of second stiffener are along longitudinal distribution in rear bumper surface, and a plurality of first stiffeners and a plurality of second stiffener intercrossing form a plurality of and consolidate the cavity.

Description

High-strength damping bumper structure

Technical Field

The utility model relates to a bumper technical field specifically is high strength shock-proof type bumper structure.

Background

The automobile bumper is a safety device for absorbing and relieving external impact force and protecting the front part and the rear part of an automobile body. The front and rear bumpers of the automobile are stamped into channel steel by steel plates and riveted or welded with the frame longitudinal beam for many years, and a large gap is reserved between the channel steel and the automobile body, so that the front and rear bumpers of the automobile are quite unattractive. With the development of the automobile industry and the extensive use of engineering plastics in the automobile industry, automobile bumpers have also been revolutionized as an important safety device. The front and rear bumpers of the sedan car of today are required to be harmonious and unified with the shape of the car body and to be light in weight in itself, besides maintaining the original protection function. The front and rear bumpers of a car are all made of plastic and are called plastic bumpers. The plastic bumper for automobile consists of outer plate, buffering material and transverse plate. Wherein the outer plate and the buffer material are made of plastics, and the transverse plate is punched into a U-shaped groove by a cold-rolled sheet; the outer plate and the cushioning material are attached to the cross plate.

The existing automobile bumper is simple in structure, particularly, shock absorption can be carried out only through a bumper knot, the shock resistance effect brought by a single-layer automobile bumper is too single, and although the safety capacity of the plastic bumper is improved, the strength of the plastic bumper is not high, and certain damage is easily caused to the plastic bumper.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high strength shock-proof type bumper structure to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-strength shock-absorbing bumper structure including a front bumper and a rear bumper; the front bumper is of a U-shaped structure, the inner side of the front bumper is provided with a rear bumper, the centers of two end faces of the rear bumper are provided with fixing screw holes, the corresponding positions of the corresponding surfaces of the front bumper are provided with fixing bolts, and the front bumper and the rear bumper are fixedly connected through the fixing bolts and the fixing screw holes; a transverse plate is arranged between the front bumper and the rear bumper, and two ends of the transverse plate are fixedly connected with the inner side surface of the front bumper; rear bumper fixed surface is connected with a plurality of first stiffeners and a plurality of second stiffener, and a plurality of first stiffeners are along transverse distribution in rear bumper surface, and a plurality of second stiffener are along longitudinal distribution in rear bumper surface, and a plurality of first stiffeners and a plurality of second stiffener intercrossing form a plurality of and consolidate the cavity.

Preferably, both ends are provided with sealed panel about the front bumper, and the outside extension in sealed panel side edge bottom is provided with a plurality of spacing archs, and a plurality of spacing recesses have been seted up to front bumper medial surface corresponding position department, and sealed panel is fixed with the front bumper block through the cooperation of spacing protruding and spacing recess.

Preferably, a sealing strip is fixedly bonded to the top end of the edge of the side face of the sealing panel, and the sealing panel is connected with the front bumper in a sealing mode through the sealing strip.

Preferably, a buffer block is arranged between the front bumper and the transverse plate; the buffer block is made of elastic materials.

Preferably, a plurality of reinforcing blocks are fixedly extended from the surface of the transverse plate corresponding to the positions of the reinforcing cavities, and the size of each reinforcing block is matched with that of the corresponding reinforcing cavity.

Preferably, the two sides of the reinforcing block extend outwards to form sliding blocks, sliding grooves are correspondingly formed in the inner wall of the reinforcing cavity, and the reinforcing block is in sliding connection with the reinforcing cavity through the matching of the sliding blocks and the sliding grooves; and two ends of the sliding groove are fixedly provided with a stop block.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a fill the buffer block of making by elastic material between diaphragm and front bumper and make it have the absorbing function of buffering, strengthen the intensity of this bumper structure through the effect of first stiffener, second stiffener and reinforcement piece again to have safeguard function.

Drawings

Fig. 1 is a plan view of the whole of the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

fig. 3 is an overall front view of the present invention;

fig. 4 is an enlarged schematic view of fig. 3 at B.

In the figure: 1. a front bumper; 2. a rear bumper; 3. a transverse plate; 4. fixing the bolt; 5. fixing screw holes; 6. a first reinforcement bar; 7. a second reinforcement bar; 8. reinforcing the cavity; 9. sealing the panel; 10. a limiting bulge; 11. a limiting groove; 12. a sealing strip; 13. a buffer block; 14. a reinforcing block; 15. a slider; 16. a chute; 17. and a stop block.

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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: the high-strength shock-absorbing bumper structure comprises a front bumper 1 and a rear bumper 2; the front bumper 1 is of a U-shaped structure, the inner side of the front bumper 1 is provided with a rear bumper 2, the centers of two end faces of the rear bumper 2 are provided with fixing screw holes 5, the corresponding position of the corresponding surface of the front bumper 1 is provided with a fixing bolt 4, the front bumper 1 and the rear bumper 2 are fixedly connected through the fixing bolt 4 and the fixing screw holes 5, and the front bumper 1 and the rear bumper 2 are detachably connected through the fixing bolt 4 and the fixing screw holes 5, so that the front bumper 1 and the rear bumper 2 can be maintained and replaced conveniently;

a transverse plate 3 is arranged between the front bumper 1 and the rear bumper 2, two ends of the transverse plate 3 are fixedly connected with the inner side surface of the front bumper 1, a buffer block 13 is arranged between the transverse plate 3 and the front bumper 1, and the buffer block 13 is made of an elastic material and can deform when being impacted and vibrated, so that the buffer bumper has the functions of buffering and shock absorption;

the surface of the rear bumper 2 is fixedly connected with a plurality of first reinforcing rods 6 and a plurality of second reinforcing rods 7, the plurality of first reinforcing rods 6 are transversely distributed on the surface of the rear bumper 2, the plurality of second reinforcing rods 7 are longitudinally distributed on the surface of the rear bumper 2, the plurality of first reinforcing rods 6 and the plurality of second reinforcing rods 7 are mutually crossed to form a plurality of reinforcing cavities 8, a plurality of reinforcing blocks 14 are fixedly extended on the surface of the transverse plate 3 corresponding to the plurality of reinforcing cavities 8, the reinforcing blocks 14 are matched with the reinforcing cavities 8 in size, sliding blocks 15 are arranged on two sides of each reinforcing block 14 in an outward extending mode, sliding grooves 16 are correspondingly formed in the inner walls of the reinforcing cavities 8, and the reinforcing blocks 14 are in sliding connection with the reinforcing cavities 8 through the matching of the sliding blocks 15 and the sliding grooves 16; two ends of the sliding groove 16 are fixed with a stop block 17; the strength of the bumper structure can be enhanced through the action of the first reinforcing rod, the second reinforcing rod and the reinforcing block 14, so that a protection effect is achieved, the reinforcing block 14 is in sliding connection with the reinforcing cavity 8 through the matching of the sliding block 15 and the sliding groove 16, so that the bumper structure has certain adjusting capacity, the buffering and shock absorption functions of the bumper structure are enhanced, and the stop blocks 17 are arranged inside two ends of the sliding groove 16, so that the reinforcing block 14 can be prevented from sliding out of the sliding groove 16;

sealing panels 9 are arranged at the upper end and the lower end of the front bumper 1, a plurality of limiting bulges 10 are outwards arranged at the bottom end of the edge of the side surface of each sealing panel 9 in an extending manner, and a plurality of limiting grooves 11 are formed in the positions corresponding to the inner side surface of the front bumper 1; make

seal panel

9 and 1 block of front bumper fixed through the cooperation of spacing arch 10 and spacing recess 11, the installation and the dismantlement of the seal panel 9 of being convenient for to 9 side edge tops of seal panel bond and be fixed with sealing strip 12, sealing strip 12 can guarantee the compact type that seal panel 9 and front bumper 1 are connected, thereby play waterproof dirt-proof effect.

It is worth noting that: the whole device is controlled by the master control button, and the equipment matched with the control button is common equipment, so that the device belongs to the prior art, and the electrical connection relation and the specific circuit structure of the device are not repeated.

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

Claims

1. High strength shock-proof type bumper structure, its characterized in that: comprises a front bumper (1) and a rear bumper (2); the front bumper (1) is of a U-shaped structure, a rear bumper (2) is arranged on the inner side of the front bumper (1), fixing screw holes (5) are formed in the centers of two end faces of the rear bumper (2), fixing bolts (4) are arranged at positions, corresponding to the surfaces, of the front bumper (1), and the front bumper (1) and the rear bumper (2) are fixedly connected through the fixing bolts (4) and the fixing screw holes (5); a transverse plate (3) is arranged between the front bumper (1) and the rear bumper (2), and two ends of the transverse plate (3) are fixedly connected with the inner side surface of the front bumper (1); rear bumper (2) fixed surface is connected with a plurality of first stiffener (6) and a plurality of second stiffener (7), and a plurality of first stiffener (6) are along transverse distribution in rear bumper (2) surface, and longitudinal distribution is followed in rear bumper (2) surface in a plurality of second stiffener (7), and a plurality of first stiffener (6) and a plurality of second stiffener (7) intercrossing form a plurality of and consolidate cavity (8).

2. The high-strength shock-absorbing bumper structure according to claim 1, wherein: both ends are provided with sealed panel (9) about front bumper (1), and sealed panel (9) side edge bottom is outside to be extended and is provided with a plurality of spacing archs (10), and a plurality of spacing recesses (11) have been seted up to front bumper (1) medial surface corresponding position department, and sealed panel (9) are fixed with front bumper (1) block through the cooperation of spacing archs (10) and spacing recess (11).

3. The high-strength shock-absorbing bumper structure according to claim 2, wherein: the sealing panel (9) is characterized in that a sealing strip (12) is fixedly bonded to the top end of the side edge of the sealing panel (9), and the sealing panel (9) is connected with the front bumper (1) in a sealing mode through the sealing strip (12).

4. The high-strength shock-absorbing bumper structure according to claim 1, wherein: a buffer block (13) is arranged between the front bumper (1) and the transverse plate (3); the buffer block (13) is made of elastic material.

5. The high-strength shock-absorbing bumper structure according to claim 1, wherein: the surface of the transverse plate (3) is fixedly extended by a plurality of reinforcing blocks (14) corresponding to the positions of the reinforcing cavities (8), and the reinforcing blocks (14) are matched with the reinforcing cavities (8) in size.

6. The high-strength shock-absorbing bumper structure according to claim 5, wherein: the reinforcing block (14) is provided with sliding blocks (15) extending outwards from two sides, the inner wall of the reinforcing cavity (8) is correspondingly provided with sliding grooves (16), and the reinforcing block (14) is in sliding connection with the reinforcing cavity (8) through the matching of the sliding blocks (15) and the sliding grooves (16); and two ends of the sliding groove (16) are fixed with a stop block (17).