CN220500639U

CN220500639U - Effectual car bumper of anticollision

Info

Publication number: CN220500639U
Application number: CN202322206553.XU
Authority: CN
Inventors: 郭祥和; 王传玉; 吴培培
Original assignee: Shandong Xinxinan Light Alloy Technology Co ltd
Current assignee: Shandong Xinxinan Light Alloy Technology Co ltd
Priority date: 2023-08-16
Filing date: 2023-08-16
Publication date: 2024-02-20
Anticipated expiration: 2033-08-16

Abstract

The utility model discloses an automobile bumper with good anti-collision effect, which relates to the technical field of automobile accessories and comprises a bumper limiting shell, wherein the back surface of the bumper limiting shell is connected with two positioning blocks; the beneficial effects of the utility model are as follows: the two bidirectional screw rods are driven to rotate through the transmission assembly, the two bidirectional screw rods drive the four sliding plates to move, the four sliding plates drive the four clamping blocks to move, the four clamping blocks are separated from the four clamping grooves, the clamping blocks are fixed on the positioning blocks and the bumper limiting shell, the bumper limiting shell can be taken down for maintenance without disassembling a plurality of bolts during maintenance, and the bumper limiting shell is convenient to disassemble from the automobile connecting seat.

Description

Effectual car bumper of anticollision

Technical Field

The utility model relates to an automobile bumper, in particular to an automobile bumper with a good anti-collision effect, and belongs to the technical field of automobile accessories.

Background

The automobile, i.e. the vehicle which has power to drive itself, does not need to be erected according to the track or electric power, and can run in a motorized way. Automobile bumpers are arranged at the front end and the rear end of the automobile. The automobile bumper not only has a decoration function, but also has the function of absorbing and buffering external impact force, and can protect the safety of an automobile body and passengers.

The automobile bumper with the good anti-collision effect disclosed by application number CN201720752719.X comprises a bumper body, an anti-collision shell is arranged on the outer side of the bumper body, one end of the bumper body far away from by a first spring is fixedly connected with a bearing plate, the top of the bearing plate is provided with a telescopic rod, the top of the telescopic rod is provided with a supporting plate, two sides of the supporting plate are fixedly connected with sliding blocks, two outer sides of the sliding blocks are provided with supporting columns, and two sides of the supporting columns are fixedly connected with connecting blocks. According to the utility model, through the mutual matching of the first spring, the bearing plate, the telescopic rod, the supporting plate, the second spring, the supporting column, the fixing plate, the sliding rail, the limiting block, the third spring, the connecting block, the fourth spring, the anti-collision shell and the sliding block, the problem that the anti-collision effect of the existing bumper is poor is solved, the situation that the bumper is easy to damage in some small collisions is avoided, the practicability of the bumper is improved, the automobile bumper with good anti-collision effect disclosed by the application number of CN202021635448.8 is found through further searching, the automobile bumper comprises a mounting frame and a bumper framework, the mounting frame is positioned on one side of the bumper framework, two groups of buffer columns are arranged on the side wall of the mounting frame, which is close to one side of the bumper framework, the number of each group of buffer columns is five, the mounting frame is connected with the bumper framework through the buffer columns, five rotating shafts are fixedly arranged on the inner sides of the bumper framework, rubber anti-collision rotating rollers are movably sleeved on the five rotating shafts, the surface of the rubber rotating rollers is provided with fluorescent rings, and the fluorescent rings are welded with one end of the bumper framework, and the other end of the bumper framework is welded with the other end of the bumper framework. The utility model has the characteristics of good anti-collision effect and stable structure by arranging a series of structures.

However, the two types of automobile bumpers have the following defects: when the automobile bumper is maintained, the automobile bumper can be taken down only after the bolts are taken down, so that the automobile bumper is very inconvenient to maintain.

Disclosure of Invention

The utility model aims to provide an automobile bumper with good anti-collision effect, which solves the problem that the existing automobile bumper provided in the background art is inconvenient to maintain because a plurality of bolts are required to be taken down for maintenance.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an effectual car bumper of anticollision, includes the spacing shell of bumper, the back of the spacing shell of bumper is connected with two locating pieces, the back sliding connection of the spacing shell of bumper has the car connecting seat, two and locating piece gliding constant head tanks mutually have been seted up in the front of car connecting seat, the inside of car connecting seat is equipped with fixed subassembly, fixed subassembly includes spread groove and drive assembly the spread groove is seted up in the inside of car connecting seat, the inner wall of spread groove is connected with two-way lead screws through sealed bearing rotation, two the contact part of two-way lead screws is connected, two all has two slide through lead screw nut threaded connection on the surface of two-way lead screw, four one side of slide all is connected with the joint piece.

Preferably, the two positioning grooves are communicated with the inside of the connecting groove, and the two sides of the two positioning blocks are provided with clamping grooves which are clamped with the clamping blocks.

Preferably, the four sliding plates are all arranged in a T shape, and the surfaces of the four sliding plates are all in sliding connection with the inner wall of the connecting groove.

Preferably, the transmission assembly comprises a through hole and a locking assembly, the through hole is formed in the surface of the automobile connecting seat, the inside of the through hole is communicated with the inside of the connecting groove, the inner wall of the through hole is rotationally connected with a transmission disc through a sealing bearing, the cross section of the transmission disc is shaped like an I, one end of the transmission disc is connected with one end of one of the two-way screw rods, the other end of the transmission disc is connected with a rotation-assisting block, and the surface of the transmission disc is provided with a limiting groove.

Preferably, the locking assembly comprises a connecting box, the connecting box is arranged on one side of an automobile connecting seat, two through grooves are formed in the surface of the connecting box, limiting blocks are connected to the inner walls of the through grooves in a sliding mode, the surface of each limiting block is connected with the inner wall of each limiting groove in a sliding mode, one side of each limiting block is connected with one side of the automobile connecting seat in a sliding mode, an L-shaped plate and a baffle are connected to the other side of each limiting block respectively, the surface of each baffle is connected with the inner wall of the connecting box in a sliding mode, and a tension spring is connected between each baffle and each connecting box.

Preferably, the top of L template and the bottom sliding connection of connecting box, the helping hand hole has been seted up on the surface of L template.

Preferably, the inner wall sliding connection of the spacing shell of bumper has the bumper anticollision shell, be provided with the bumper shock absorber between bumper anticollision shell and the spacing shell of bumper.

Compared with the related art, the automobile bumper with good anti-collision effect has the following beneficial effects:

1. the two bidirectional screw rods are driven to rotate through the transmission assembly, the two bidirectional screw rods drive the four sliding plates to move, the four sliding plates drive the four clamping blocks to move, the four clamping blocks are separated from the four clamping grooves, the fixing of the clamping blocks to the positioning blocks and the bumper limiting shell is relieved, the bumper limiting shell can be taken down for maintenance without disassembling a plurality of bolts during maintenance, and the bumper limiting shell is convenient to disassemble from the automobile connecting seat;

2. the tension spring can stretch and drive the baffle to move upwards, the baffle drives the limiting block to move upwards, the limiting block can slide into the limiting groove and prop against the transmission disc, the transmission disc is prevented from rotating, locking of the transmission disc is achieved, and therefore the transmission disc is prevented from accidentally rotating, and the bumper limiting shell is prevented from accidentally falling down, so that the safety is improved;

3. the rotation assisting block is rotated, the rotation assisting block drives the transmission disc to rotate, the transmission disc drives the other two-way screw rod to rotate through rotation of one two-way screw rod, rotation of the two-way screw rods is achieved, the surface of the rotation assisting block is flat and is not easy to slip, and periodic force generation by fingers is facilitated.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is a schematic side sectional structure of the present utility model.

In the figure: 1. a bumper limiting shell; 2. a positioning block; 3. an automobile connecting seat; 4. a positioning groove; 5. a fixing assembly; 51. a connecting groove; 52. a two-way screw rod; 53. a slide plate; 54. a clamping block; 6. a transmission assembly; 61. a through hole; 62. a drive plate; 63. a rotation assisting block; 64. a limit groove; 7. a locking assembly; 71. a connection box; 72. a through groove; 73. a limiting block; 74. an L-shaped plate; 75. a baffle; 76. a tension spring; 8. a clamping groove; 9. a bumper crash shell; 10. a shock absorber.

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.

Example 1:

referring to fig. 1-4, the utility model provides an automobile bumper with good anti-collision effect, which comprises a bumper limiting shell 1, wherein the back surface of the bumper limiting shell 1 is connected with two positioning blocks 2, the back surface of the bumper limiting shell 1 is slidably connected with an automobile connecting seat 3, the front surface of the automobile connecting seat 3 is provided with two positioning grooves 4 sliding with the positioning blocks 2, and the inside of the automobile connecting seat 3 is provided with a fixing component 5;

the interiors of the two positioning grooves 4 are communicated with the interiors of the connecting grooves 51, clamping grooves 8 which are clamped with the clamping blocks 54 are formed in the two sides of the two positioning blocks 2, and the clamping blocks 54 slide into the clamping grooves 8, so that the positioning blocks 2 are fixed;

the inner wall of the bumper limiting shell 1 is slidably connected with a bumper anti-collision shell 9, a shock absorber 10 is arranged between the bumper anti-collision shell 9 and the bumper limiting shell 1, the bumper anti-collision shell 9, the bumper limiting shell 1 and the shock absorber 10 form the main body of the automobile bumper, when the bumper anti-collision shell 9 collides with a foreign object, the bumper anti-collision shell 9 slides along the inner wall of the bumper limiting shell 1 and compresses the shock absorber 10, and the shock absorber 10 is used for buffering the impact, so that the automobile bumper has a good anti-collision effect;

referring to fig. 1-4, the utility model provides an automobile bumper with good anti-collision effect, which further comprises a fixing component 5, wherein the fixing component 5 comprises a connecting groove 51 and a transmission component 6, the connecting groove 51 is formed in an automobile connecting seat 3, the inner wall of the connecting groove 51 is rotationally connected with two bidirectional screw rods 52 through a sealing bearing, the contact parts of the two bidirectional screw rods 52 are connected, the surfaces of the two bidirectional screw rods 52 are respectively connected with two sliding plates 53 through screw rod nuts, and one sides of the four sliding plates 53 are respectively connected with a clamping block 54;

the four sliding plates 53 are all of T shape, the surfaces of the four sliding plates 53 are connected with the inner wall of the connecting groove 51 in a sliding way, and the sliding plates 53 are guided by the connecting groove 51, so that the sliding plates 53 cannot rotate along with the rotation of the bidirectional screw rod 52;

specifically, as shown in fig. 2, fig. 3 and fig. 4, one bidirectional screw rod 52 is rotated, the other bidirectional screw rod 52 is driven to rotate by the bidirectional screw rod 52, the two bidirectional screw rods 52 drive the four sliding plates 53 to move, wherein the two sliding plates 53 move towards the direction close to one positioning block 2, the other two sliding plates 53 move towards the direction close to the other positioning block 2, the four sliding plates 53 push the four clamping blocks 54 to move, the four clamping blocks 54 are caused to slide into the four clamping grooves 8, at the moment, the four clamping blocks 54 fix the two positioning blocks 2 and further fix the bumper limiting shell 1, the bumper limiting shell 1 is fixedly connected with the automobile connecting seat 3, when the bumper limiting shell 1, the bumper anti-collision shell 9 and the shock absorber 10 need to be overhauled, the two bidirectional screw rods 52 drive the four sliding plates 53 to move, the four clamping blocks 54 are driven by the four sliding plates 53 to move towards the direction close to the other positioning block 2, the four clamping blocks 54 can be released from the four clamping grooves 8, the fixing of the positioning block 2 and the bumper limiting shell 1 can be detached, and the bumper limiting shell 1 can be conveniently detached from the bumper limiting shell 1 when the bumper limiting shell 1 is overhauled.

Example 2:

the transmission assembly 6 comprises a through hole 61 and a locking assembly 7, the through hole 61 is formed in the surface of the automobile connecting seat 3, the inside of the through hole 61 is communicated with the inside of the connecting groove 51, the inner wall of the through hole 61 is rotationally connected with a transmission disc 62 through a sealing bearing, the cross section of the transmission disc 62 is I-shaped, one end of the transmission disc 62 is connected with one end of one bidirectional screw rod 52, the other end of the transmission disc 62 is connected with a rotation assisting block 63, and a limiting groove 64 is formed in the surface of the transmission disc 62;

specifically, as shown in fig. 2 and 3, the rotation assisting block 63 is pinched by a finger, the rotation assisting block 63 is rotated, the rotation assisting block 63 drives the transmission disc 62 to rotate, the transmission disc 62 drives one of the bidirectional screw rods 52 to rotate, one of the bidirectional screw rods 52 drives the other bidirectional screw rod 52 to rotate, and rotation of the two bidirectional screw rods 52 is achieved.

Example 3:

the locking assembly 7 comprises a connecting box 71, the connecting box 71 is arranged on one side of the automobile connecting seat 3, two through grooves 72 are formed in the surface of the connecting box 71, limiting blocks 73 are slidably connected to the inner walls of the two through grooves 72, the surface of each limiting block 73 is slidably connected with the inner wall of each limiting groove 64, one side of each limiting block 73 is slidably connected with one side of the automobile connecting seat 3, the other side of each limiting block 73 is respectively connected with an L-shaped plate 74 and a baffle plate 75, the surface of each baffle plate 75 is slidably connected with the inner wall of the connecting box 71, and a tension spring 76 is connected between each baffle plate 75 and the corresponding connecting box 71;

the top end of the L-shaped plate 74 is in sliding connection with the bottom end of the connecting box 71, a pull-assisting hole is formed in the surface of the L-shaped plate 74, the L-shaped plate 74 can drive the limiting block 73 to move, and the limiting block 73 can be moved conveniently;

specifically, as shown in fig. 2 and 3, first, a finger passes through the pull-assisting hole and pulls the L-shaped plate 74 downwards, the L-shaped plate 74 drives the limiting block 73 to move downwards, the limiting block 73 drives the baffle 75 to move downwards, the baffle 75 drives the tension spring 76 to stretch, the limiting block 73 is separated from the limiting groove 64, the locking of the driving disc 62 is released, at this moment, the driving disc 62 can rotate, the pull-assisting hole is loosened, the tension spring 76 stretches and drives the baffle 75 to move upwards, the baffle 75 drives the limiting block 73 to move upwards, the limiting block 73 can slide into the limiting groove 64 and prop against the driving disc 62, the driving disc 62 is prevented from rotating, the driving disc 62 is locked, and therefore the driving disc 62 is prevented from rotating accidentally, and the bumper limiting shell 1 is prevented from falling accidentally, so that the safety is improved.

When the bumper anti-collision shell 9 collides with foreign objects, the bumper anti-collision shell 9 slides along the inner wall of the bumper limiting shell 1 and compresses the shock absorber 10, shock is buffered through the shock absorber 10, therefore, the bumper anti-collision device has good anti-collision effect, when the bumper limiting shell 1 needs to be overhauled, the bumper limiting shell 1 needs to be detached from the automobile connecting seat 3, fingers of one hand penetrate through the pulling-aid holes and downwards pull the L-shaped plates 74, the L-shaped plates 74 drive the limiting block 73 to move downwards, the limiting block 73 can drive the baffle 75 to move downwards, the baffle 75 enables the tension spring 76 to stretch, the limiting block 73 can be separated from the limiting groove 64, locking of the transmission disc 62 is relieved, at the moment, the transmission disc 62 can rotate, the rotation-aid block 63 rotates the rotation-aid block 63, the transmission disc 62 drives the transmission disc 62 to rotate, one of the two bidirectional screw rods 52 is driven to rotate, compared with the mode that the bidirectional screw rods 52 are directly rotated, the surface of the rotation-aid block 63 is flat and does not need to be clamped, the four-wheel two bidirectional screw rods 52 can be conveniently detached from the four-wheel-drive block 54, and the four-wheel-drive two-side bolts 54 can be conveniently detached from the four-wheel automobile connecting seat 2, and the four-wheel automobile connecting seat 2 can be conveniently detached from the four-wheel automobile connecting seat 1, and the four-seat is convenient to be detached, and the four-wheel automobile connecting seat is convenient to be detached, and the four-seat is convenient to be convenient, and the four-station and has convenient to be convenient to use.

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 an effectual car bumper of anticollision, includes bumper spacing shell (1), its characterized in that, the back of bumper spacing shell (1) is connected with two locating pieces (2), the back sliding connection of bumper spacing shell (1) has car connecting seat (3), two and locating piece (2) gliding constant head tank (4) have been seted up in the front of car connecting seat (3), the inside of car connecting seat (3) is equipped with fixed subassembly (5), fixed subassembly (5) include spread groove (51) and drive assembly (6) the inside at car connecting seat (3) is seted up in spread groove (51), the inner wall of spread groove (51) is connected with two bidirectional screw (52) through sealed bearing rotation, two the contact portion of bidirectional screw (52) is connected, two the surface of bidirectional screw (52) all has two slide (53) through screw nut threaded connection, four one side of slide (53) all is connected with joint piece (54).

2. The bumper with good anti-collision effect according to claim 1, wherein: the two positioning grooves (4) are communicated with the inside of the connecting groove (51), and clamping grooves (8) which are clamped with the clamping blocks (54) are formed in two sides of the two positioning blocks (2).

3. The bumper with good anti-collision effect according to claim 1, wherein: the four sliding plates (53) are all arranged in a T shape, and the surfaces of the four sliding plates (53) are all in sliding connection with the inner wall of the connecting groove (51).

4. The bumper with good anti-collision effect according to claim 1, wherein: the transmission assembly (6) comprises a through hole (61) and a locking assembly (7), the through hole (61) is formed in the surface of the automobile connecting seat (3), the inside of the through hole (61) is communicated with the inside of the connecting groove (51), the inner wall of the through hole (61) is rotationally connected with a transmission disc (62) through a sealing bearing, the cross section of the transmission disc (62) is shaped like an I, one end of the transmission disc (62) is connected with one end of one bidirectional screw rod (52), the other end of the transmission disc (62) is connected with a rotation assisting block (63), and a limiting groove (64) is formed in the surface of the transmission disc (62).

5. The bumper with good anti-collision effect according to claim 4, wherein: locking subassembly (7) are including connecting box (71), connecting box (71) set up in one side of car connecting seat (3), two logical groove (72) have been seted up on the surface of connecting box (71), two the inner wall sliding connection of logical groove (72) has stopper (73), the surface and the inner wall sliding connection of spacing groove (64) of stopper (73), one side and one side sliding connection of car connecting seat (3) of stopper (73), the opposite side of stopper (73) is connected with L template (74) and baffle (75) respectively, the surface and the inner wall sliding connection of connecting box (71) of baffle (75), be connected with extension spring (76) between baffle (75) and connecting box (71).

6. The bumper with good anti-collision effect according to claim 5, wherein: the top of L template (74) and the bottom sliding connection of connecting box (71), the helping hand hole has been seted up on the surface of L template (74).

7. The bumper with good anti-collision effect according to claim 1, wherein: the inner wall sliding connection of the bumper limiting shell (1) is provided with a bumper anti-collision shell (9), and a shock absorber (10) is arranged between the bumper anti-collision shell (9) and the bumper limiting shell (1).