CN215669230U

CN215669230U - Road and bridge rail guard

Info

Publication number: CN215669230U
Application number: CN202122184596.3U
Authority: CN
Inventors: 张海宁; 王二中
Original assignee: Anping Haizhong Wire Mesh Products Co ltd
Current assignee: Anping Haizhong Wire Mesh Products Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-01-28
Anticipated expiration: 2031-09-10

Abstract

The utility model relates to the technical field of protective guards, in particular to a road and bridge protective guard. The device comprises an upright post, a first guardrail, a second guardrail and a spring; the upright posts are linearly arranged in multiple groups, sliding posts are symmetrically arranged on two sides of each upright post, a buffer layer is arranged in front of each upright post, and the interiors of the upright posts are of hollow structures; two sides of the first guardrail are respectively connected with the sliding columns in a sliding manner, and a plurality of first railings are uniformly arranged in the middle of the first guardrail; two sides of the second guardrail are respectively fixed with the side surfaces of the stand columns by screws, and a plurality of second railings are uniformly arranged in the middle of the second guardrail; the utility model provides a road and bridge rail guard is connected through facilities such as stand and road, combines self structure, has good stress intensity, and first guardrail and second guardrail combine to realize double-deck protection simultaneously, avoid the vehicle to dash out the road, and the design of spring can play certain buffering and inhale shake effect moreover, reduces the impact force to personnel.

Description

Road and bridge rail guard

Technical Field

The utility model relates to the technical field of protective guards, in particular to a road and bridge protective guard.

Background

On the traffic routes such as roads, bridges and the like, protective guards are usually arranged on two sides, so that when an accident happens, a vehicle is prevented from rushing out of the road to cause collision and secondary damage, but the existing protective guards are insufficient in strength, cannot protect the vehicle running at high speed, cannot play a role in buffering and absorbing shock at the moment of contact with the vehicle, and causes casualties due to large impact force.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems and provides a road and bridge guard rail, which is connected with facilities such as roads through upright posts and the like, has good stress strength by combining a self structure, realizes double-layer protection by combining a first guard rail and a second guard rail, avoids vehicles from rushing out of the roads, and has certain buffering and shock-absorbing effects by designing springs so as to reduce the impact force on personnel.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: the device comprises an upright post, a first guardrail, a second guardrail and a spring; the upright posts are linearly arranged in multiple groups, sliding posts are symmetrically arranged on two sides of each upright post, a buffer layer is arranged in front of each upright post, and the interiors of the upright posts are of hollow structures; two sides of the first guardrail are respectively connected with the sliding columns in a sliding manner, and a plurality of first railings are uniformly arranged in the middle of the first guardrail; two sides of the second guardrail are respectively fixed with the side surfaces of the stand columns by screws, and a plurality of second railings are uniformly arranged in the middle of the second guardrail; the spring is sleeved with the sliding column, one end of the spring is in surface contact with the first guardrail, and the other end of the spring is in surface contact with the upright column.

Preferably, a plurality of shock absorbing bodies are uniformly arranged in the buffer layer, and the shock absorbing bodies are made of rubber.

Preferably, a reinforcing plate is arranged inside the upright post.

Preferably, the joint of the first railing and the first guardrail is symmetrically provided with reinforcing ribs.

Preferably, the second handrail is arc-shaped, and the cross section of the second handrail is circular.

Preferably, the second handrail is internally provided with an auxiliary reinforcing pipe.

Preferably, a stop column is arranged on the sliding column, and the length of the stop column is one third of that of the sliding column.

Preferably, lugs are symmetrically arranged above the upright post.

Compared with the prior art, the utility model has the following advantages: 1. the front of the upright post is provided with a buffer layer which plays a role of buffering and absorbing energy when contacting with a vehicle, so that the impact generated by contacting with the vehicle is reduced, meanwhile, the inner part of the upright post is provided with a reinforcing plate, so that the self impact strength can be ensured, and the material waste and the weight increase caused by a solid structure are avoided; 2. the first guardrail and the second guardrail are arranged in front and at the back to form double-layer protection, so that a vehicle is prevented from rushing out of a road, meanwhile, the second guardrail is hollow, the impact force generated by the vehicle is relieved through self deformation, and the first guardrail can play a role in secondary buffering and shock absorption by matching with the spring, so that the safety of personnel in the vehicle is effectively protected; 3. the lugs above the upright posts can be provided with transverse pipes, so that the integral aesthetic property is improved, and the connection between the upright posts is enhanced.

Drawings

FIG. 1 is a schematic view of the overall structure of a road and bridge guard rail;

FIG. 2 is an overall top view of a road and bridge guard rail;

FIG. 3 is a schematic view of a pillar structure of a road and bridge guard rail;

FIG. 4 is a view of a strut assembly of a road and bridge guard rail;

FIG. 5 is a view of a first guard rail of a road and bridge guard rail;

fig. 6 is a partially cut-away view of a second guard rail of a road and bridge guard rail.

In the figure: 1. a column; 2. a first guardrail; 3. a second guard rail; 4. a spring; 101. a traveler; 102. a buffer layer; 103. a shock absorbing body; 104. a reinforcing plate; 105. a stopper post; 106. a lug; 201. a first rail; 202. reinforcing ribs; 301. a second rail; 302. auxiliary reinforcing tubes.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The first embodiment is as follows: referring to fig. 1-6, a road and bridge protective guard is characterized in that: the device comprises a vertical column 1, a first guardrail 2, a second guardrail 3 and a spring 4; the upright posts 1 are linearly arranged in multiple groups, sliding posts 101 are symmetrically arranged on two sides of the upright posts 1, a buffer layer 102 is arranged in front of the upright posts 1, and the interior of the upright posts 1 is of a hollow structure; two sides of the first guardrail 2 are respectively connected with the sliding columns 101 in a sliding manner, and a plurality of first railings 201 are uniformly arranged in the middle of the first guardrail 2; two sides of the second guardrail 3 are respectively fixed with the side surfaces of the upright posts 1 by screws, and a plurality of second railings 301 are uniformly arranged in the middle of the second guardrail 3; the spring 4 is sleeved with the sliding column 101, one end of the spring 4 is in surface contact with the first guardrail 2, and the other end of the spring 4 is in surface contact with the upright column 1; a plurality of shock absorbing bodies 103 are uniformly arranged in the buffer layer 102, and the shock absorbing bodies 103 are made of rubber; a reinforcing plate 104 is arranged inside the upright post 1; reinforcing ribs 202 are symmetrically arranged at the joint of the first railing 201 and the first guardrail 2; the second handrail 301 is arc-shaped, and the cross section of the second handrail 301 is circular; an auxiliary reinforcing pipe 302 is arranged inside the second handrail 301; a stop column 105 is arranged on the sliding column 101, and the length of the stop column 105 is one third of that of the sliding column 101; lugs 106 are symmetrically arranged above the upright post 1.

When in use, as shown in fig. 1-6, a plurality of groups of upright posts 0 are distributed in a straight line and arranged at two sides of a road, then a first guardrail 2 and a second guardrail 3 are installed, and a transverse pipe is installed at a lug 106 above the upright posts 1, so that the connectivity between two adjacent upright posts 1 is improved, and the integral attractiveness is improved;

when the vehicle encounters an unexpected condition and is collided to the upright post 1 in a direction offset manner, the buffer layer 102 is firstly contacted with the shock absorption body 103, the shock absorption body 103 is extruded and deformed under the action of impact force, the self deformation of the shock absorption body 103 is relied on to play a role in buffering and absorbing shock, the impact force of the vehicle is reduced, then the shock absorption body collides with the upright post 1 to intercept and protect the running vehicle, the reinforcing plate 104 is welded in the upright post 1, the strength of the upright post 1 is effectively improved, and meanwhile, due to the hollow structural design of the upright post, the material can be saved, the weight is reduced, the production cost is reduced, and the transportability is improved; wherein, the shock absorption body 103 is made of rubber material, which makes itself have good elasticity and can be made of polyurethane rubber or natural rubber;

when a vehicle collides with the second guardrail 3, the impact force causes the deformation of the second guardrail 301 at the moment of contacting with the second guardrail 3, so as to slow down the running speed of the vehicle, meanwhile, the second guardrail 301 adopts the structural design of a hollow circular ring, so as to have good deformation energy absorption effect, if the second guardrail 301 is not enough to intercept the vehicle, then the second guardrail 301 contacts with the first guardrail 201 to push the first guardrail 2 to compress the spring 4, so as to further realize buffering and shock absorption, and under the condition of overlarge impact force, in order to prevent the spring 4 from failing, the stop column 105 on the sliding column 101 contacts with the first guardrail 2 to play a role of positioning and supporting, so as to prevent the first guardrail 2 from continuously compressing the spring 4 to cause failure, and meanwhile, the reinforcing rib 202 at the joint of the first guardrail 2 and the first guardrail 201 effectively improves the connection strength between the first guardrail and the first guardrail 201 from being broken by the vehicle, and the first guardrail 2 and the second guardrail 3 are combined for use, form double-deck protection, effectively carry out the interception protection to the vehicle, avoid the vehicle to rush out the road, arouse personnel's secondary damage in the car, the structural design of self simultaneously effectively cushions to inhale the shake to the impact force that produces when the vehicle contacts, further protects personnel's safety in the car.

As shown in fig. 6, when it is necessary for the second rail 301 on the second guardrail 3 to have a large stress strength, and to intercept a large vehicle, an auxiliary reinforcing tube 302 may be disposed in the second rail 301 to form a double-layered tube, so as to improve the strength of the whole body, and the second rail 301 is arc-shaped, and the bending portion faces the direction of impact, so as to further improve the stress strength of the second rail 301.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a road and bridge rail guard which characterized in that: comprises a column (1), a first guardrail (2), a second guardrail (3) and a spring (4); the upright posts (1) are linearly arranged in multiple groups, sliding posts (101) are symmetrically arranged on two sides of the upright posts (1), a buffer layer (102) is arranged in front of the upright posts (1), and the interior of the upright posts (1) is of a hollow structure; two sides of the first guardrail (2) are respectively connected with the sliding columns (101) in a sliding manner, and a plurality of first railings (201) are uniformly arranged in the middle of the first guardrail (2); two sides of the second guardrail (3) are respectively fixed with the side surfaces of the upright posts (1) by screws, and a plurality of second railings (301) are uniformly arranged in the middle of the second guardrail (3); spring (4) cup joint with traveller (101), spring (4) one end and first guardrail (2) surface contact, spring (4) other end and stand (1) surface contact.

2. A road and bridge guard rail according to claim 1, wherein: a plurality of shock absorbing bodies (103) are uniformly arranged in the buffer layer (102), and the shock absorbing bodies (103) are made of rubber.

3. A road and bridge guard rail according to claim 1, wherein: and a reinforcing plate (104) is arranged inside the upright post (1).

4. A road and bridge guard rail according to claim 1, wherein: the joint of the first railing (201) and the first guardrail (2) is symmetrically provided with reinforcing ribs (202).

5. A road and bridge guard rail according to claim 1, wherein: the second handrail (301) is arc-shaped, and the cross section of the second handrail (301) is circular.

6. A road and bridge guard rail according to claim 5, wherein: an auxiliary reinforcing pipe (302) is arranged inside the second railing (301).

7. A road and bridge guard rail according to claim 1, wherein: a stop column (105) is arranged on the sliding column (101), and the length of the stop column (105) is one third of that of the sliding column (101).

8. A road and bridge guard rail according to claim 1, wherein: lugs (106) are symmetrically arranged above the upright post (1).