CN219137370U

CN219137370U - County road and bridge buffer stop

Info

Publication number: CN219137370U
Application number: CN202222848884.9U
Authority: CN
Inventors: 王志豪; 任志刚; 刘洋; 张聃; 晋国良
Original assignee: Hebi Rural Construction Co ltd
Current assignee: Hebi Rural Construction Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-06-06
Anticipated expiration: 2032-10-28

Abstract

The utility model relates to the technical field of roads and bridges, and discloses a county road and bridge anti-collision device which comprises two mounting brackets which are arranged on the inner side of a bridge side wall in parallel, wherein a plurality of anti-collision mechanisms are arranged between the two brackets. According to the utility model, the support and the anti-collision mechanism are arranged on the inner side of the bridge side wall, as the automobile is impacted mostly in an oblique direction, the buffer wheel in the anti-collision mechanism can play a role in rotating and unloading the oblique impact force of the automobile and also play a certain role in guiding the impact direction of the automobile, the anti-collision effect is good, and as the coil springs are arranged on the buffer wheel and the vertical rod, when the automobile impacts the buffer wheel, the buffer wheel rotates to cause the coil springs to shrink, a certain auxiliary braking effect can be played on the automobile in the shrinking process, the automobile is helped to stop, and the injury degree of personnel can be reduced.

Description

County road and bridge buffer stop

Technical Field

The utility model relates to the technical field of roads and bridges, in particular to a county road and bridge anti-collision device.

Background

Road and bridge generally consist of roadbeds, pavements, bridges, tunnel engineering, traffic engineering facilities and the like. In order to prevent the bridge side wall from being damaged by the collision of vehicles, an anti-collision guardrail is generally arranged on the inner side of the bridge side wall.

The existing anti-collision guardrail is much larger and only plays a certain buffering role on the impact force of a vehicle through a spring, an air bag and the like, but does not have the function of assisting the vehicle to stop after the vehicle collides with the guardrail, so that the rear of the guardrail can cause larger damage to a driver when the vehicle collides with the guardrail.

So we propose a county road and bridge collision avoidance device to solve the above mentioned problems.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art in the background technology, the utility model aims to provide a county road and bridge anti-collision device so as to solve the problems in the background technology.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

the county road and bridge anti-collision device comprises two mounting brackets which are arranged on the inner side of a bridge side wall in parallel, and a plurality of anti-collision mechanisms are arranged between the two brackets;

the mounting bracket comprises a front plate and a rear plate, and a plurality of buffer springs are arranged between the front plate and the rear plate;

the anti-collision mechanism comprises a vertical rod fixedly installed between two front plates, a plurality of buffer wheels are rotatably installed on the vertical rod along the axial direction, and coil springs are arranged between the buffer wheels and the vertical rod.

Preferably, the front plate is an inclined plate gradually moving away from the rear plate from the beginning to the end.

Preferably, a bump is arranged on one side of the front plate, which is close to the rear plate, and one end of the buffer spring, which is close to the front plate, is hinged on the bump through a rotating head.

Preferably, the diameter of the buffer wheel is greater than the width of the front plate.

Preferably, the buffer wheels are provided with reflective stickers.

(III) beneficial effects

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

through setting up support and anticollision institution in bridge side wall inboard, because the car is producing the striking and is mostly the slant striking, buffer wheel in the anticollision institution can play the slant striking power of car and rotate and unload the effect, also can play certain guide effect to car striking direction, anticollision effect is good, and because be provided with the wind spring at buffer wheel and montant, when car striking buffer wheel, buffer wheel rotates and leads to the wind spring shrink, can play certain auxiliary braking effect to the car in the shrink process, help car stop, reducible personnel damage degree.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the county road and bridge collision avoidance device of the present utility model;

FIG. 2 is a schematic top view of the county road and bridge collision avoidance device of the present utility model;

FIG. 3 is a schematic view of an anti-collision mechanism of the county road and bridge anti-collision device according to the present utility model;

FIG. 4 is an enlarged view of the A-site of the county road and bridge collision avoidance device of the present utility model;

FIG. 5 is a schematic diagram of the internal structure of a buffer wheel of the county road and bridge collision avoidance device of the present utility model;

fig. 6 is a schematic view of the bump and the rotating head structure of the county-level road and bridge collision avoidance device of the present utility model.

In the figure: the anti-collision mechanism 1, a vertical rod 11, a buffer wheel 12, a coil spring 13, a mounting bracket 2, a front plate 21, a rear plate 22, a buffer spring 23, a lug 24 and a rotating head 25.

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.

Please refer to fig. 1-6: the county road and bridge anti-collision device comprises two mounting brackets 2 which are arranged on the inner side of a bridge side wall 3 in parallel up and down, wherein a plurality of anti-collision mechanisms 1 are uniformly distributed between the two brackets 2 along the length direction;

the mounting bracket 2 comprises a front plate 21 and a rear plate 22, wherein the rear plate 22 is fixed on the inner side wall of the bridge side wall 3 along the length direction of the bridge side wall 3, the front plate 21 is arranged on one side of the rear plate 22 far away from the bridge side wall 3, a plurality of buffer springs 23 are fixed between the front plate 21 and the rear plate 22, the buffer springs 23 are preferably damping springs, and the plurality of buffer springs 23 are uniformly distributed along the length direction of the rear plate 22 so as to ensure that the overall structure of the mounting bracket 2 is stressed more uniformly;

the anti-collision mechanism 1 comprises a plurality of vertical rods 11 which are uniformly fixed between two front plates 21 along the length direction of the front plates 21, a plurality of buffer wheels 12 are rotatably arranged on the vertical rods 11 along the axial direction of the vertical rods, namely, the axle center of each buffer wheel 12 is provided with a rotating hole larger than the diameter of the vertical rod 11, each buffer wheel 12 is sleeved on the corresponding vertical rod 11 through the corresponding rotating hole and is rotationally connected with the corresponding vertical rod 11, a coil spring 13 is arranged between each buffer wheel 12 and each vertical rod 11, namely, the inner end of each coil spring 13 is fixed with the side wall of the corresponding vertical rod 11, and the outer end of each coil spring 13 is fixed with the inner wall of each buffer wheel 12.

As a preferable technical scheme of the utility model: the front plate 21 is an inclined plate gradually far away from the rear plate 22 from the beginning to the end, the head end of the front plate 21 is the running direction of the automobile, the tail end of the front plate 21 is the running direction of the automobile, the inclined arrangement of the front plate 21 can cater to the running direction of the automobile, the guiding effect on the automobile can be further improved when the automobile is impacted, and the protection effect on the side wall of the bridge is enhanced.

As a preferable technical scheme of the utility model: one side of the front plate 21, which is close to the rear plate 22, is provided with a lug 24, one end of the buffer spring 23, which is close to the front plate 21, is hinged to the lug 24 through a rotating head 25, a rotating groove is formed in the specific lug 24, the rotating head 25 is rotatably arranged in the rotating groove through a rotating rod, and the front plate 21 and the anti-collision mechanism can rotate at a certain angle when being deformed due to the collision of an automobile through the arrangement of the rotating head 25 and the lug 24.

As a preferable technical scheme of the utility model: the diameter of the buffer wheel 12 is larger than the width of the front plate 21, preventing the vehicle from directly striking on the front plate.

As a preferable technical scheme of the utility model: the buffer wheels 12 are provided with reflective stickers (not shown in the figure), so that a certain warning effect is achieved on a driver when the light irradiates the buffer wheels 12, and the safety of the vehicle driving at night is improved.

As a preferable technical scheme of the utility model: the outer wall of the vertical rod 11 is provided with a plurality of annular grooves, the diameter of each annular groove is larger than the diameter of a rotating hole on the buffer wheel 12, and the buffer wheel 12 and the coil spring 13 are arranged inside the annular grooves and can play a certain limiting role on the buffer wheel 12 so as to prevent the buffer wheel 12 from changing positions when the buffer wheel 12 receives the vehicle collision.

What is not described in detail in this specification is all that is known to those skilled in the art.

Claims

1. The county road and bridge anti-collision device comprises two mounting brackets (2) which are arranged in parallel on the inner side of a bridge side wall (3), and is characterized in that a plurality of anti-collision mechanisms (1) are arranged between the two brackets (2);

the mounting bracket (2) comprises a front plate (21) and a rear plate (22), and a plurality of buffer springs (23) are arranged between the front plate (21) and the rear plate (22);

the anti-collision mechanism (1) comprises a vertical rod (11) fixedly installed between two front plates (21), a plurality of buffer wheels (12) are rotatably installed on the vertical rod (11) along the axial direction of the vertical rod, and coil springs (13) are arranged between the buffer wheels (12) and the vertical rod (11).

2. A county road and bridge collision avoidance device according to claim 1, in which the front plate (21) is a sloping plate progressively further from the rear plate (22) from the beginning to the end.

3. The county road and bridge collision avoidance device according to claim 1, wherein a bump (24) is arranged on one side of the front plate (21) close to the rear plate (22), and one end of the buffer spring (23) close to the front plate (21) is hinged on the bump (24) through a rotating head (25).

4. A county road and bridge collision avoidance device according to claim 1, wherein the diameter of the buffer wheel (12) is greater than the width of the front plate (21).

5. The county road and bridge collision avoidance device according to claim 1, wherein the buffer wheels (12) are each provided with a reflective sticker.