CN219547644U

CN219547644U - Highway guardrail with buffer function

Info

Publication number: CN219547644U
Application number: CN202320637608.XU
Authority: CN
Inventors: 杨宗岐
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-08-18
Anticipated expiration: 2033-03-28

Abstract

The utility model discloses a highway guardrail with buffer function, comprising: the road guardrail with the buffering function solves the problem that the existing road guardrail cannot effectively provide buffering force to stop a vehicle when contacting an accident vehicle, and can threaten the life safety of a driver and pedestrians.

Description

Highway guardrail with buffer function

Technical Field

The utility model relates to the technical field of highway equipment, in particular to a highway guardrail with a buffering function.

Background

The highway guardrail is an important guarantee setting for protecting road safety, along with the popularization of vehicles, traffic accidents frequently occur, and plays a great role in the aspect of traffic accident defense, and is generally fixedly arranged between a motor vehicle lane and a pavement to form a partition, so that the injury to a driver and passersby when the vehicles are in accidents is prevented.

In the utility model patent with the publication number of CN217974177U, a highway guardrail structure is provided, through keeping the continuity and the integrality of guardrail main part and fixed stand surface, reduce the structure such as punching and can make anticorrosive coating equipartition on guardrail main part and fixed stand surface, reduce the dead angle that the coating covered to reduce the problem that guardrail main part and fixed stand are locally eroded, prolong highway guardrail's life cycle, this kind of mode can reach protection technological effect, nevertheless also exists because its structural singleness, causes the cushioning effect poor, does not possess buffering anticollision function.

Therefore, it is necessary to provide a highway guardrail with a buffering function to solve the above technical problems.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the highway guardrail with the buffering function, which solves the problem that the prior highway guardrail can not effectively provide buffering force to stop a vehicle when contacting with an accident vehicle, and threatens the life safety of drivers and pedestrians.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

a highway guardrail with cushioning function, comprising: the device comprises a base, a supporting rod, a buffer plate, a speed reducing plate, a buffer pad and a buffer belt;

the base is provided with a fixing hole, fixing bolts are inserted into the fixing hole to be connected with the ground, supporting rods are fixedly installed on two sides of the top surface of the base, speed reducing grooves are formed in opposite faces of the supporting rods, inner wall faces of the speed reducing grooves are sand grinding plates, buffer plates are installed between opposite ends of the supporting rods, the buffer plates are integrally C-shaped, two side ends of each buffer plate penetrate through the speed reducing grooves and extend continuously, the two outer sides of each extending end are provided with the corresponding speed reducing plates, buffer belts are arranged between the supporting rods, and buffer pads are arranged between the buffer belts and the inner side faces of the corresponding buffer plates.

In one embodiment, a side surface of the supporting rod, which is close to the speed reducing plate, is hollow, a pull rope is arranged on a surface, facing the supporting rod, of the speed reducing plate, the pull rope is sleeved on a pulley, the pulley is arranged on the inner side wall of the supporting rod, the bottom surface of the other end of the pull rope is connected with a pull rod, the pull rod is vertically arranged, the bottom surface of the pull rod is connected with a squeeze ball, a spring is arranged above the squeeze ball, and the top surface of the spring is connected with the bottom surface of the limiting plate.

In one embodiment, the surfaces of the buffer plates, which are in contact with the speed reduction grooves, are all frosted surfaces.

In one embodiment, the cushion is generally in the shape of a drop of water.

In one embodiment, the stay cord is fixed with the pull rod by welding.

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

(1) According to the utility model, the two side edges of the buffer plate are continuously rubbed with the inner side surface of the speed reduction groove, so that the vehicle is decelerated.

(2) According to the utility model, when the buffer plate moves, the buffer pad and the buffer belt perform elastic impact, so that the impact force of the vehicle is relieved through elastic potential energy, and the vehicle is decelerated for the second time.

(3) According to the utility model, the pull rope is driven to move the pull rod and the extrusion ball upwards through the same-direction displacement of the speed reducing plate, and the spring is extruded, so that the buffer plate and the speed reducing plate are buffered, and the third buffering is performed.

Drawings

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

FIG. 2 is a detail view of the utility model after disassembly;

FIG. 3 is a detailed view of the buffering device of the present utility model.

Wherein, the names corresponding to the reference numerals are: 1-base, 11-fixed orifices, 2-bracing piece, 21-reducing gear, 3-buffer board, 4-reducing gear, 41-stay cord, 42-pulley, 43-pull rod, 44-limiting plate, 45-spring, 46-squeeze ball, 5-blotter, 6-buffer area.

Detailed Description

The utility model will be further illustrated by the following description and examples, which include but are not limited to the following examples.

As shown in fig. 1-2, the highway guardrail with buffering function provided by the utility model comprises: the device comprises a base 1, a supporting rod 2, a buffer plate 3, a speed reducing plate 4, a buffer cushion 5 and a buffer belt 6;

as shown in fig. 1, the base 1 is provided with a fixing hole 11, a fixing bolt is inserted into the fixing hole 11 to be connected with the ground, two sides of the top surface of the base 1 are fixedly provided with support rods 2, two opposite surfaces of the support rods 2 are provided with reduction grooves 21, the inner wall surfaces of the reduction grooves 21 are sanding plates, buffer plates 3 are arranged between the opposite ends of the support rods 2, the whole buffer plates 3 are in a shape of a C, two side ends of the buffer plates penetrate through the reduction grooves 21 and continuously extend, two outer sides of the extending ends are respectively provided with a reduction plate 4, buffer belts 6 are arranged between the support rods 2, a buffer cushion 5 is arranged between the buffer belts 6 and the inner side surfaces of the buffer plates 3, when a vehicle collides with a guardrail, the buffer plates 3 are firstly abutted against the buffer plates 3, and move towards the support rods 2, so that two side edges of the buffer plates 3 continuously rub with the inner side surfaces of the reduction grooves 21 to reduce the vehicle, and the vehicle is decelerated by elastic impact through the buffer cushions 5 and the buffer belts 6 when the buffer plates 3 move, and the vehicle is further decelerated by elastic potential energy.

Preferably, in one embodiment, as shown in fig. 3, a side surface of the supporting rod 2, which is close to the speed reducing plate 4, is hollow, a pull rope 41 is arranged on a surface of the speed reducing plate 4, which faces the supporting rod 2, the pull rope 41 is sleeved on a pulley 42, the pulley 42 is arranged on the inner side wall of the supporting rod 2, the bottom surface of the other end of the pull rope 41 is connected with a pull rod 43, the pull rod 43 is vertically arranged, the bottom surface of the pull rod is connected with a squeeze ball 46, a spring 45 is arranged above the squeeze ball 46, the top surface of the spring 45 is connected with the bottom surface of a limiting plate 44, the spring 45 is fixed and limited by the limiting plate 44, and when the buffer plate 3 is impacted and moved, the speed reducing plate 4 is driven to move in the same direction, the pull rod 43 and the squeeze ball 46 are upwards moved by the pull rope 41, so as to buffer the buffer plate 3 and the speed reducing plate 4.

Preferably, in one embodiment, the surface of the buffer plate 3 contacting with the reduction groove 21 is a frosted surface, so as to increase friction force during reduction and make the buffering effect better.

Preferably, in one embodiment, the cushion 5 is overall in the shape of a drop of water, which is aimed at better contact with the cushion 6.

Preferably, in one embodiment, the pull cord 41 and the pull rod 43 are fixed by welding, so as to prevent the pull cord 41 from being broken at the moment of being stressed, and thus the pull cord cannot be used.

The working principle of the utility model is as follows:

when the vehicle collides with the guardrail, the buffer plate 3 is abutted firstly, the buffer plate 3 moves towards the support rod 2, the two sides of the buffer plate 3 continuously rub against the inner side surface of the reduction groove 21 to reduce the speed of the vehicle, the buffer plate 3 moves, the buffer plate 5 and the buffer belt 6 are used for carrying out elastic impact, the impact force of the vehicle is further reduced through elastic potential energy, the vehicle is subjected to secondary speed reduction, the reduction plate 4 is driven to move in the same direction when the buffer plate 3 is impacted, the pull rod 43 and the extrusion ball 46 are moved upwards through the pull rope 41, the spring 45 is extruded, and the buffer plate 3 and the reduction plate 4 are buffered for the third time.

The above embodiment is only one of the preferred embodiments of the present utility model, and should not be used to limit the scope of the present utility model, but all the insubstantial modifications or color changes made in the main design concept and spirit of the present utility model are still consistent with the present utility model, and all the technical problems to be solved are included in the scope of the present utility model.

Claims

1. A highway guardrail with buffer function, characterized by comprising: a base;

2. The highway guardrail with buffer function according to claim 1, wherein one side surface of the supporting rod, which is close to the speed reducing plate, is hollow, a pull rope is arranged on the surface, facing the supporting rod, of the speed reducing plate, the pull rope is sleeved on a pulley, the pulley is arranged on the inner side wall of the supporting rod, the bottom surface of the other end of the pull rope is connected with a pull rod, the pull rod is vertically arranged, the bottom surface of the pull rod is connected with a squeeze ball, a spring is arranged above the squeeze ball, and the top surface of the spring is connected with the bottom surface of the limiting plate.

3. The highway guardrail with buffering function according to claim 1, wherein the surfaces of the buffering plates, which are contacted with the speed reduction grooves, are frosted surfaces.

4. The highway guardrail with the buffering function according to claim 1, wherein the buffer pad is in the shape of water drops as a whole.

5. The highway guardrail with the buffering function according to claim 2, wherein the stay rope and the pull rod are fixed through welding.