CN220927650U

CN220927650U - Anti-collision protection fence for municipal road and bridge

Info

Publication number: CN220927650U
Application number: CN202322523085.9U
Authority: CN
Inventors: 冯雷; 康宁; 辛喜英; 崔林杰; 李昕杨; 杨洁
Original assignee: Shanxi First Construction Group Co Ltd
Current assignee: Shanxi First Construction Group Co Ltd
Filing date: 2023-09-15
Publication date: 2024-05-10
Anticipated expiration: 2033-09-15

Abstract

The utility model relates to the technical field of road and bridge guard bars, and discloses an anti-collision guard bar for municipal road and bridge, which comprises two upright posts, wherein the bottom surfaces of the upright posts are fixedly connected with bases, a protection device is arranged between the two upright posts, and the protection device comprises a splicing part; the splice includes guard bar, screw thread post and screw thread sleeve, screw thread post surface and stand surface fixed connection. This anticollision guardrail that municipal road and bridge was used through setting up elastic steel plate, telescopic link, mounting box, stopper, first spring, T type slider, installation pole and third spring, when elastic steel plate received the impact, utilized elastic steel plate self elasticity, buffer the impact force of car, along with elastic steel plate's deformation, make two installation poles keep away from each other, make first spring compressed, make the telescopic link backward movement simultaneously, utilize the elasticity of first spring and third spring, further buffer the impact force of car, the buffer effect of improvement device, the protectiveness of improvement device.

Description

Anti-collision protection fence for municipal road and bridge

Technical Field

The utility model relates to the technical field of road and bridge protection barriers, in particular to an anti-collision protection barrier for municipal road and bridge.

Background

The guardrail is a device for protecting and protecting personal safety and equipment, wherein the guardrail arranged on the highway is an isolation limit between the highway and the external environment and the last barrier for protecting vehicles, and plays a vital role in ensuring the driving safety of the vehicles.

The Chinese patent discloses a guardrail for on municipal road and bridge, publication number CN217460257U, including a plurality of vertical settings in bridge upper column, the level is provided with a pair of crossbeam between two adjacent stands, and vertical and interval are provided with a plurality of railing between a pair of crossbeam, and the outer wall rotation of railing is connected with rubber buffer cover. The utility model has the following advantages and effects: the rubber buffer sleeve arranged in a rotating way is adopted to continuously eliminate collision force generated when the vehicle collides, guide the vehicle to slide, guide and buffer the deflected vehicle, and simultaneously have the advantages of good anti-collision effect and high protection effect.

But still include the following disadvantages: the device is equipped with the sleeve in railing surface cover, establishes the rubber buffer cover at sleeve surface cover, and the elasticity that utilizes silica gel buffer cover self is less, and but the deformation degree is less, hardly cushions the spouting that produces when the vehicle collision and hit the power, and the protection effect is relatively poor. To this end, we propose an anti-collision protection barrier for municipal roads and bridges to solve this problem.

Disclosure of utility model

The utility model aims to provide an anti-collision protective fence for municipal roads and bridges, which solves the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an anticollision protection fence for municipal road and bridge, includes two stands, stand bottom surface fixedly connected with base is provided with protector between two the stand, protector includes splice;

the splicing part comprises a protective rod, a threaded column and a threaded sleeve, wherein the outer surface of the threaded column is fixedly connected with the outer surface of the upright column, and two protective rods are arranged;

A buffer part is arranged between the two protection rods;

The buffer part comprises an elastic steel plate, a mounting rod, a mounting box, a telescopic rod, a first spring, a second spring and a third spring, wherein the left end face and the right end face of the mounting rod are respectively provided with a mounting groove, a cavity is formed in the mounting box, and the third spring is arranged in the mounting box.

The further improvement lies in, the screw thread sleeve thread cover is established at the guard bar surface, screw thread sleeve surface extends to the screw thread post outside, screw thread sleeve inner wall and screw thread post surface threaded connection through setting up screw thread sleeve, guard bar and screw thread post, through rotating screw thread sleeve, makes protector install in the stand outside.

The mounting box is characterized in that a through groove is formed in the top surface of the mounting box, the through groove is communicated with the rear of the mounting box, the front end of the mounting rod extends to the inside of the through groove and is in sliding connection with the inner wall of the through groove, a limiting block is slidably connected with the inner wall of the mounting groove, the outer surface of the limiting block is fixedly connected with the inner wall of the mounting box, and the limiting block and the mounting box are arranged to facilitate replacement of the elastic steel plate.

The improvement lies in, the elastic steel plate back is positive fixed connection with the telescopic link, telescopic link rear end surface slides and runs through the installation box openly and extend to the installation box inside, third spring rear end and installation box inner wall fixed connection, third spring front end and telescopic link back fixed connection utilize the elasticity of third spring through setting up third spring and telescopic link, further buffering to the impact force of car.

The further improvement lies in, the installation pole inner wall is seted up flutedly, and the recess inner wall articulates there is the limiting plate, recess inner wall fixedly connected with second spring, the second spring other end and limiting plate surface fixed connection, the limiting plate bottom extends to the recess outside, through setting up second spring and limiting plate, utilizes the limiting plate to carry out spacingly to the stopper, prevents that elastic steel plate from receiving the impact back, breaks away from the installation pole voluntarily.

The T-shaped sliding grooves are formed in the end faces, close to the sides, of the protective rods, of the two protective rods, the T-shaped sliding blocks are connected to the inner walls of the T-shaped sliding grooves in a sliding mode, the outer surfaces of the T-shaped sliding blocks are fixedly connected with one end of a first spring, the other ends of the first spring are fixedly connected with the inner walls of the T-shaped sliding grooves, the outer surfaces of the T-shaped sliding blocks extend to the outer sides of the T-shaped sliding grooves and are fixedly connected with the outer surfaces of the mounting rods, the first spring and the T-shaped sliding blocks are arranged, the two mounting rods are far away from each other along with deformation of an elastic steel plate, impact force of an automobile is further buffered by means of elastic force of the first spring, and the buffering effect of the device is improved.

The improvement lies in, the positive fixedly connected with connecting rod of stand, connecting rod front end surface articulates there is the splint, connecting rod external surface fixedly connected with elastic plate, elastic plate surface and splint external surface fixed connection are through setting up connecting rod and splint, when the vehicle breaks down, are convenient for hang triangle warning sign.

Compared with the prior art, the utility model has the beneficial effects that: according to the anti-collision protection fence for the municipal road and bridge, when the elastic steel plate is impacted, the impact force of an automobile is buffered by utilizing the self elasticity of the elastic steel plate, the two installation rods are mutually far away along with the deformation of the elastic steel plate, the first springs are compressed, the telescopic rods are simultaneously moved backwards, the impact force of the automobile is further buffered by utilizing the elasticity of the first springs and the third springs, the buffering effect of the device is improved, and the protection performance of the device is improved; through setting up limiting plate and second spring, after the elastic steel plate damages, press the limiting plate, make the second spring shorten, can take off mounting box and stopper upwards, the elastic steel plate of being convenient for is changed; through setting up screw sleeve, guard bar and screw post, through rotating screw sleeve, make protector install in the stand outside, the concatenation and the change of device of being convenient for.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

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

FIG. 3 is a partial cross-sectional view of a three-dimensional structure of the present utility model;

FIG. 4 is a partial cross-sectional view of a perspective structure of a buffer portion of the present utility model;

Fig. 5 is an enlarged view of the structure at a in fig. 4.

In the figure: 1 stand, 3 protector, 4 splint, 5 elastic plates, 6 connecting rods, 31 buffer parts, 32 splice parts, 310 limiting plates, 311 elastic steel plates, 312 telescopic rods, 313 mounting boxes, 314 limiting blocks, 315 first springs, 316T-shaped sliding blocks, 317 mounting rods, 318 third springs, 319 second springs, 321 threaded sleeves, 322 protective rods and 323 threaded columns.

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. 1-5, the present utility model provides a technical solution: the utility model provides an anticollision protection guardrail for municipal road and bridge, includes two stand 1, stand 1 bottom surface fixedly connected with base, is provided with protector 3 between two stand 1, protector 3 includes splice 32;

The splicing part 32 comprises a protective rod 322, a threaded column 323 and a threaded sleeve 321, wherein the outer surface of the threaded column 323 is fixedly connected with the outer surface of the upright 1, two protective rods 322 are arranged, and the threaded sleeve 321 is sleeved on the outer surface of the protective rod 322;

the outer surface of the threaded sleeve 321 extends to the outer side of the threaded post 323, the inner wall of the threaded sleeve 321 is in threaded connection with the outer surface of the threaded post 323, and the protective device 3 is arranged on the outer side of the upright post 1 by rotating the threaded sleeve 321 through the threaded sleeve 321, the protective rod 322 and the threaded post 323, so that the splicing and replacement of the device are facilitated;

A buffer part 31 is arranged between the two protective rods 322;

The buffer part 31 comprises an elastic steel plate 311, a mounting rod 317, a mounting box 313, a telescopic rod 312, a first spring 315, a second spring 319 and a third spring 318, wherein the left end face and the right end face of the mounting rod 317 are respectively provided with a mounting groove, the inside of the mounting box 313 is provided with a cavity, the third spring 318 is arranged inside the mounting box 313, the top surface of the mounting box 313 is provided with a through groove, the through groove is communicated with the rear of the mounting box 313, the front end of the mounting rod 317 extends into the through groove and is in sliding connection with the inner wall of the through groove, the inner wall of the mounting groove is in sliding connection with a limiting block 314, the outer surface of the limiting block 314 is fixedly connected with the inner wall of the mounting box 313, the inner wall of the mounting rod 317 is provided with a groove, the inner wall of the groove is hinged with a limiting plate 310, the inner wall of the groove is fixedly connected with a second spring 319, the other end of the second spring 319 is fixedly connected with the outer surface of the limiting plate 310, the bottom end of the limiting plate 310 extends to the outer side of the groove, after the elastic steel plate 311 is damaged, the limiting plate 310 is pressed, the limiting plate 310 is shortened, and the mounting box 313 and the limiting block 314 can be taken down upwards so that the elastic steel plate 311 is convenient to replace;

The back of the elastic steel plate 311 is fixedly connected with the front of the telescopic rod 312, the outer surface of the rear end of the telescopic rod 312 penetrates through the front of the mounting box 313 in a sliding manner and extends into the mounting box 31, the rear end of the third spring 318 is fixedly connected with the inner wall of the mounting box 313, the front end of the third spring 318 is fixedly connected with the back of the telescopic rod 312, T-shaped sliding grooves are formed in the end faces of the two protective rods 322 close to each other, T-shaped sliding blocks 316 are connected to the inner wall of each T-shaped sliding groove in a sliding manner, and the outer surface of each T-shaped sliding block 316 is fixedly connected with one end of each first spring 315;

The other end of the first spring 315 is fixedly connected with the inner wall of the T-shaped chute, the outer surface of the T-shaped sliding block 316 extends to the outer side of the T-shaped chute and is fixedly connected with the outer surface of the mounting rod 317, by arranging the elastic steel plate 311, the telescopic rod 312, the mounting box 313, the limiting block 314, the first spring 315, the T-shaped sliding block 316, the mounting rod 317 and the third spring 318, when the elastic steel plate 311 is impacted, the impact force of an automobile is buffered by utilizing the self elastic force of the elastic steel plate 311, the two mounting rods 317 are mutually far away along with the deformation of the elastic steel plate 311, the first spring 315 is compressed, the telescopic rod 312 is moved backwards, the impact force of the automobile is further buffered by utilizing the elastic force of the first spring 315 and the third spring 318, the buffering effect of the device is improved, and the protection of the device is improved;

Example two

Referring to fig. 1-5, on the basis of the first embodiment, a connecting rod 6 is fixedly connected to the front surface of the upright 1, a clamping plate 4 is hinged to the outer surface of the front end of the connecting rod 6, an elastic plate 5 is fixedly connected to the outer surface of the connecting rod 6, and the outer surface of the elastic plate 5 is fixedly connected to the outer surface of the clamping plate 4.

When the automobile impact force buffer device is used, when the elastic steel plate 311 is impacted, the elastic steel plate 311 deforms, the elastic steel plate 311 self elastic force buffers the automobile impact force, meanwhile, the elastic steel plate 311 drives the telescopic rod 312 to move backwards, the third spring 318 is compressed, the automobile impact force is further buffered, along with the deformation of the elastic steel plate 311, the elastic steel plate 311 pushes the two mounting rods 317 to move away from each other, the mounting rods 317 drive the T-shaped sliding blocks 316 to move, the first spring 315 is compressed, and the automobile impact force is further buffered; after the elastic steel plate 311 is damaged, the limiting plate 310 is pressed, so that the limiting rod 310 is contained in the groove, the mounting box 313 and the limiting block 314 are taken down upwards, and the elastic steel plate 311 is replaced; the guard bar 322 can be disassembled by rotating the threaded sleeve 321 to separate the threaded sleeve 321 from the threaded post 323.

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 anticollision protective fence that municipal road and bridge was used, includes two stand (1), its characterized in that: the bottom surfaces of the upright posts (1) are fixedly connected with bases, a protection device (3) is arranged between the two upright posts (1), and the protection device (3) comprises a splicing part (32);

The splicing part (32) comprises a protective rod (322), a threaded column (323) and a threaded sleeve (321), wherein the outer surface of the threaded column (323) is fixedly connected with the outer surface of the upright post (1), and the two protective rods (322) are arranged;

A buffer part (31) is arranged between the two protective rods (322);

The buffer part (31) comprises an elastic steel plate (311), a mounting rod (317), a mounting box (313), a telescopic rod (312), a first spring (315), a second spring (319) and a third spring (318), wherein the left end face and the right end face of the mounting rod (317) are respectively provided with a mounting groove, a cavity is formed in the mounting box (313), and the third spring (318) is arranged in the mounting box (313).

2. The bumper guard rail for municipal road and bridge according to claim 1, wherein: the thread sleeve (321) is sleeved on the outer surface of the protective rod (322), the outer surface of the thread sleeve (321) extends to the outer side of the thread post (323), and the inner wall of the thread sleeve (321) is in threaded connection with the outer surface of the thread post (323).

3. The bumper guard rail for municipal road and bridge according to claim 1, wherein: the mounting box (313) top surface has been seted up and has been led to the groove, has been led to the groove and has been link up the setting with mounting box (313) rear, installation pole (317) front end extends to the inslot portion and with logical inslot wall sliding connection, mounting groove inner wall sliding connection has stopper (314), stopper (314) surface and mounting box (313) inner wall fixed connection.

4. The bumper guard rail for municipal road and bridge according to claim 1, wherein: the back of the elastic steel plate (311) is fixedly connected with the front of the telescopic rod (312), the outer surface of the rear end of the telescopic rod (312) penetrates through the front of the mounting box (313) in a sliding mode and extends into the mounting box (313), the rear end of the third spring (318) is fixedly connected with the inner wall of the mounting box (313), and the front end of the third spring (318) is fixedly connected with the back of the telescopic rod (312).

5. The bumper guard rail for municipal road and bridge according to claim 1, wherein: the mounting rod (317) inner wall is provided with a groove, the groove inner wall is hinged with a limiting plate (310), the groove inner wall is fixedly connected with a second spring (319), the other end of the second spring (319) is fixedly connected with the outer surface of the limiting plate (310), and the bottom end of the limiting plate (310) extends to the outer side of the groove.

6. The bumper guard rail for municipal road and bridge according to claim 1, wherein: t-shaped sliding grooves are formed in the end faces, close to the sides, of the two protective rods (322), of the two protective rods, T-shaped sliding blocks (316) are connected to the inner walls of the T-shaped sliding grooves in a sliding mode, the outer surfaces of the T-shaped sliding blocks (316) are fixedly connected with one end of a first spring (315), the other end of the first spring (315) is fixedly connected with the inner walls of the T-shaped sliding grooves, and the outer surfaces of the T-shaped sliding blocks (316) extend to the outer sides of the T-shaped sliding grooves and are fixedly connected with the outer surfaces of mounting rods (317).

7. The bumper guard rail for municipal road and bridge according to claim 1, wherein: the front fixedly connected with connecting rod (6) of stand (1), connecting rod (6) front end surface articulates there is splint (4), connecting rod (6) surface fixedly connected with elastic plate (5), elastic plate (5) surface and splint (4) surface fixed connection.