CN215052090U

CN215052090U - Expressway bridge rail guard

Info

Publication number: CN215052090U
Application number: CN202120724557.5U
Authority: CN
Inventors: 蒋海鹏; 周睿; 李勇涛; 焦波; 程松林; 窦宝宏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2021-12-07
Anticipated expiration: 2031-04-09

Abstract

The utility model discloses an expressway bridge rail guard, be two dead lever including quantity fixed mounting has fixed mounting between the dead lever and is quantity two railing, two movable mounting has the connecting rod between the railing, the outside movable mounting of connecting rod has the cylinder, the equal fixed mounting in each left and right sides about the connecting rod has the fixture block, two the inside of railing all seted up the draw-in groove that matches the suitable with the fixture block, the inside fixed mounting of connecting rod has quantity to be two first nut. This highway bridge rail guard rotates first screw rod through setting up first screw rod and withdraws from the inside of first nut, rotates the inside that withdraws from the second nut to the second screw rod, and the pulling rotary drum drives the connecting rod and follows the inside shifting out of railing, has reached the purpose of convenient dismantlement, through setting up four buffers, makes the cylinder receive the speed that can the buffer car after the collision and the power of colliding, has reached the purpose of buffering.

Description

Expressway bridge rail guard

Technical Field

The utility model relates to a bridge protection technical field specifically is a highway bridge rail guard.

Background

The bridge guardrail is a guardrail arranged on a bridge, and aims to prevent an out-of-control vehicle from crossing the bridge and have the functions of preventing the vehicle from breaking through, penetrating downwards, crossing the bridge and beautifying the bridge building.

The existing expressway bridge protective guard has wide application and various types, and the protective guard is widely used on expressways and has good effect, but most of the expressway bridge protective guards have single structure and poor anti-collision performance, are easy to collide with bridges when vehicles are in accident, cannot change the direction of the vehicles in the collision process, are easy to break the protective guard, cause serious traffic accidents, and cannot disassemble the damaged protective guard after slight accidents occur, so that the expressway bridge protective guard is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a highway bridge protective guard possesses that the anticollision performance is good, the buffering speed of a motor vehicle, can change the car direction and conveniently dismantle the advantage of impaired guardrail, has solved but most highway bridge protective guard's structure is very single, and the anticollision nature is poor, and the vehicle is when taking place the event, collides with the bridge easily, can not change the direction of vehicle at the in-process of collision simultaneously, breaks the protective guard easily, causes the problem of great volume traffic accident.

For realize that above-mentioned anticollision performance is good, the buffering speed of a motor vehicle, can change the car direction and conveniently dismantle the purpose of impaired guardrail, the utility model provides a following technical scheme: a highway bridge guard rail comprises two fixed rods, wherein two railings are fixedly arranged between the two fixed rods, a connecting rod is movably arranged between the two railings, a roller is movably arranged outside the connecting rod, clamping blocks are fixedly arranged on the upper side, the lower side, the left side and the right side of the connecting rod respectively, clamping grooves matched with the clamping blocks are formed in the two railings respectively, two first nuts are fixedly arranged in the connecting rod, first screw rods in threaded connection with the first nuts are movably arranged at the top and the bottom of the connecting rod respectively, first clamping strips are fixedly arranged in the two fixed rods respectively, a first clamping plate is movably arranged between the two first clamping strips, and second clamping strips are fixedly arranged in the two fixed rods and positioned on the front sides of the first clamping strips respectively, two fixed mounting has the second cardboard that is located first cardboard front side between the second card strip, the front side of first cardboard and the rear side fixed mounting that is located the second cardboard have a quantity of buffers for four, the front side fixed mounting of second cardboard has the solid fixed ring that is located the connecting rod outside, two the inside equal fixed mounting in rear side of connecting rod has the second nut, the inside movable mounting of fixture block has the second screw rod with second nut threaded connection.

Preferably, the inside of fixture block and connecting rod all seted up with second screw rod and first screw rod match the screw that suits.

Preferably, the front side of the handrail is provided with a groove matched with the connecting rods, and the number of the connecting rods is not less than five.

Preferably, the outer part of the roller is fixedly provided with an anti-collision rubber layer, and the inner ring of the roller and the outer part of the connecting rod are fixedly provided with a wear-resistant layer.

Preferably, four of the buffers are distributed between the first card and the second card in a square shape, and the first card and the second card are the same in size and parallel.

Preferably, the fixing rods are perpendicular to each other and parallel to each other, the railings (2) are transversely parallel to each other, and fixing blocks are fixedly mounted at the bottoms of the fixing rods (1).

Compared with the prior art, the utility model discloses, possess following beneficial effect:

1. this highway bridge rail guard rotates first screw rod through setting up first screw rod and withdraws from the inside of first nut, rotates the inside that withdraws from the second nut to the second screw rod, and the pulling rotary drum drives the connecting rod and follows the inside shifting out of railing, has reached the purpose of convenient dismantlement, through setting up four buffers, makes the cylinder receive the speed that can the buffer car after the collision and the power of colliding, has reached the purpose of buffering.

2. This highway bridge rail guard through setting up the cylinder, when the car collided to the rail guard, the roller can receive the atress that the collision brought and roll, can drive the car and change the direction when the cylinder was rolling, and the crashproof rubber layer on the cylinder also can the buffer car impact and the speed of a motor vehicle simultaneously, has arrived the purpose that changes car direction and buffer car.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the present invention;

fig. 3 is a left side view of the structure of the present invention.

In the figure: the device comprises a fixing rod 1, a railing 2, a connecting rod 3, a roller 4, a clamping groove 5, a first nut 6, a first screw rod 7, a first clamping strip 8, a buffer 9, a first clamping plate 10, a second clamping strip 11, a second clamping plate 12, a fixing ring 13, a clamping block 14, a second nut 15 and a second screw rod 16.

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.

Referring to fig. 1-3, a highway bridge guard rail comprises two fixing rods 1, the two fixing rods 1 are perpendicular and parallel to each other, two railings 2 are fixedly installed between the two fixing rods 1, the two railings 2 are parallel to each other, a connecting rod 3 is movably installed between the two railings 2, a roller 4 is movably installed outside the connecting rod 3, an anti-collision rubber layer is fixedly installed outside the roller 4 and used for reducing the speed of a vehicle, a wear-resistant layer is fixedly installed on the inner ring of the roller 4 and outside the connecting rod 3 and used for changing the direction of the vehicle, clamping blocks 14 are fixedly installed on the upper, lower, left and right sides of the connecting rod 3, clamping grooves 5 matched with the clamping blocks 14 are formed in the two railings 2, two first nuts 6 are fixedly installed in the connecting rod 3, first screw rods 7 in threaded connection with the first nuts 6 are movably installed at the top and the bottom of the connecting rod 3, the inner parts of the two fixing rods 1 are fixedly provided with first clamping strips 8, a first clamping plate 10 is movably arranged between the two first clamping strips 8, the inner parts of the first clamping strips 8 are provided with sliding grooves matched with the first clamping plate 10, the inner parts of the two fixing rods 1 are fixedly provided with second clamping strips 11 positioned at the front sides of the first clamping strips 8, a second clamping plate 12 positioned at the front side of the first clamping plate 10 is fixedly arranged between the two second clamping strips 11, the inner parts of the second clamping strips 11 are provided with sliding grooves matched with the second clamping plate 12, the front side of the first clamping plate 10 and the rear side positioned at the rear side of the second clamping plate 12 are fixedly provided with four buffers 9, the front side of the second clamping plate 12 is fixedly provided with a fixing ring 13 positioned at the outer part of the connecting rod 3, the inner parts of the rear sides of the two connecting rods 3 are fixedly provided with second nuts 15, the inner parts of the clamping blocks 14 are movably provided with second screw rods 16 in threaded connection with the second nuts 15, this highway bridge rail guard, through setting up first screw rod 7, rotate first screw rod 7 and withdraw from the inside of first nut 6, rotate second screw rod 16 and withdraw from the inside of second nut 15, pulling rotary drum 4 drives connecting rod 3 and follows the inside shifting out of railing 2, the purpose of convenient dismantlement has been reached, through setting up four buffers 9, make the speed and the power of colliding that can the buffer car after cylinder 4 receives the collision, the purpose of buffering has been reached, this highway bridge rail guard, through setting up cylinder 4, when the car collided to the rail guard, roll cylinder 4 can receive the atress that the collision brought and roll, cylinder 4 rolling simultaneously can drive the car and change the direction, the crashworthiness and the speed of a motor car also can be cushioned simultaneously to the crashproof rubber layer on the cylinder 4, the purpose of changing car direction and buffer car has been reached.

When in implementation, the method comprises the following steps:

1) firstly, rotating the first screw 7 to withdraw from the interior of the first nut 6;

2) the second screw 16 is rotated to withdraw from the inside of the second nut 15;

3) then the rotary drum 4 is pulled to enable the connecting rod 3 to move;

4) finally the connector rods 3 are removed from the interior of the balustrade 2.

In conclusion, according to the highway bridge guard rail, the first screw 7 is arranged, the first screw 7 is rotated to withdraw from the inside of the first nut 6, the second screw 16 is rotated to withdraw from the inside of the second nut 15, the rotary drum 4 is pulled to drive the connecting rod 3 to move out of the inside of the rail 2, the purpose of convenient disassembly is achieved, and the four buffers 9 are arranged, so that the rotary drum 4 can buffer the speed and the collision force of a vehicle after collision, and the purpose of buffering is achieved.

In addition, the expressway bridge protective guard is provided with the roller 4, when a vehicle collides against the protective guard, the roller 4 is stressed and rolls due to collision, the roller 4 can drive the vehicle to change the direction while rolling, and the anti-collision rubber layer on the roller 4 can buffer the collision force and the vehicle speed of the vehicle at the same time, so that the purposes of changing the vehicle direction and buffering the vehicle are achieved, and the problems that most expressway bridge protective guards are single in structure and poor in anti-collision performance, the vehicle is easy to collide with a bridge when changing accidents, the direction of the vehicle cannot be changed in the collision process, the protective guard is easy to break and serious traffic accidents are caused are solved.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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. The utility model provides an expressway bridge rail guard, is dead lever (1) that quantity is two, its characterized in that: the fixing device is characterized in that two handrails (2) are fixedly mounted between the two fixing rods (1), a connecting rod (3) is movably mounted between the two handrails (2), a roller (4) is movably mounted outside the connecting rod (3), clamping blocks (14) are fixedly mounted on the upper, lower, left and right sides of the connecting rod (3), clamping grooves (5) matched with the clamping blocks (14) are formed in the two handrails (2), two first nuts (6) are fixedly mounted inside the connecting rod (3), first screw rods (7) in threaded connection with the first nuts (6) are movably mounted at the top and the bottom of the connecting rod (3), first clamping strips (8) are fixedly mounted inside the two fixing rods (1), and first clamping plates (10) are movably mounted between the two first clamping strips (8), two the inside of dead lever (1) and the equal fixed mounting in front side that is located first cardboard (8) have second card strip (11), two fixed mounting has second cardboard (12) that is located first cardboard (10) front side between second card strip (11), the front side of first cardboard (10) and the rear side fixed mounting that is located second cardboard (12) have buffer (9) that quantity is four, the front side fixed mounting of second cardboard (12) has fixed ring (13) that is located connecting rod (3) outside, two the inside equal fixed mounting in rear side of connecting rod (3) has second nut (15), the inside movable mounting of fixture block (14) has second screw rod (16) with second nut (15) threaded connection.

2. The highway bridge guard rail of claim 1, wherein: the inside of the clamping block (14) and the connecting rod (3) is provided with screw holes matched with the second screw rod (16) and the first screw rod (7).

3. The highway bridge guard rail of claim 1, wherein: the front side of railing (2) is opened and is equipped with the groove that matches with connecting rod (3), five are no less than in the quantity of connecting rod (3).

4. The highway bridge guard rail of claim 1, wherein: the outer fixed mounting of cylinder (4) has the crashproof rubber layer, the outer fixed mounting that the inner circle of cylinder (4) just is located connecting rod (3) has the wearing layer.

5. The highway bridge guard rail of claim 1, wherein: the four buffers (9) are distributed between the first card board (10) and the second card board (12) in a square shape, and the first card board (10) and the second card board (12) are the same in size and are parallel.

6. The highway bridge guard rail of claim 1, wherein: two dead lever (1) mutually perpendicular is parallel, two railing (2) are horizontal parallel each other, two the equal fixed mounting in bottom of dead lever (1) has the fixed block.