CN216663947U

CN216663947U - Road and bridge anticollision barrier for civil engineering

Info

Publication number: CN216663947U
Application number: CN202123361757.8U
Authority: CN
Inventors: 吕翔峰; 李子奇; 王力
Original assignee: Lanzhou Jiaotong University
Current assignee: Lanzhou Jiaotong University
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-06-03
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a road and bridge anti-collision guardrail for civil engineering, which comprises a fixed guardrail, wherein elastic telescopic support rods are respectively and fixedly arranged at two sides of the front surface of the fixed guardrail, anti-collision guardrail posts are respectively and fixedly arranged at the front surfaces of the two elastic telescopic support rods, a first buffer component is arranged between the two anti-collision guardrail posts and comprises two sliding plates, and connecting rods are respectively and fixedly arranged at two ends of one side, close to each other, of the two sliding plates, the two buffer components belong to the technical field of road and bridge guardrails. The device has the advantages of good buffering effect and high safety.

Description

Road and bridge anticollision barrier for civil engineering

Technical Field

The utility model belongs to the technical field of road and bridge guardrails, and particularly relates to a road and bridge anti-collision guardrail for civil engineering.

Background

Civil engineering is a general term for scientific technology for building various land engineering facilities. The anti-collision device not only refers to applied materials and equipment and technical activities such as surveying, designing, constructing, maintaining and repairing, but also refers to an object of engineering construction, and needs to move to an anti-collision guardrail to isolate a road bridge and a passing vehicle after the road bridge is constructed.

Current crash barrier adopts concrete placement to form usually, so can cause the damage of removal when the striking to crash barrier can set up certain elasticity in addition, but buffering effect is not obvious, and after the buffering many times, lead to crash barrier's stability to change easily, we propose a road and bridge crash barrier for civil engineering for this reason.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a road and bridge anti-collision guardrail for civil engineering to solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the following technical scheme: comprises a fixed guardrail, elastic telescopic supporting rods are respectively and fixedly arranged at the two sides of the front surface of the fixed guardrail, anti-collision guardrail posts are respectively and fixedly arranged at the front surfaces of the two elastic telescopic supporting rods in a movable way, a first buffer component is arranged between the two anti-collision guardrail posts, the first buffer component comprises two sliding plates, the two ends of one side of the two sliding plates, which are close to each other, are fixedly provided with connecting rods, the right ends of the two connecting rods, which are positioned on the left side, are respectively rotatably arranged with the left ends of the two connecting rods, the second buffer component is arranged between the two connecting rods, which are positioned on the same side, the second buffer component comprises a cross bar, the periphery of the cross bar is rotatably provided with elastic telescopic rods, the front of horizontal pole just is located the place ahead fixed mounting of anticollision guardrail post and has the rubber contact board, lies in the fixed mounting of having between two connecting rods with one side vertical pole.

As a preferred scheme of the road and bridge anti-collision guardrail for civil engineering, the utility model comprises the following steps: the other ends of the two first buffer springs are fixedly mounted on the inner walls of the two anti-collision guardrail columns respectively.

As a preferred scheme of the road and bridge anti-collision guardrail for civil engineering, the utility model comprises the following steps: the fixed guardrail is provided with two third buffer assemblies, and each third buffer assembly comprises a supporting plate.

As a preferred scheme of the road and bridge anti-collision guardrail for civil engineering, the utility model comprises the following steps: two sliding rods are fixedly mounted on two sides of the supporting plate, and sliding blocks are slidably mounted on the outer surfaces of the four sliding rods.

As a preferred scheme of the road and bridge anti-collision guardrail for civil engineering, the utility model comprises the following steps: decomposition springs are sleeved on the outer surfaces of the four sliding rods, and rotating rods are rotatably arranged on the front surfaces of the four sliding blocks.

As a preferred scheme of the road and bridge anti-collision guardrail for civil engineering, the utility model comprises the following steps: one end that four dwang are close to each other just is located the rear rotation of horizontal pole and installs same butt joint board.

As a preferred scheme of the road and bridge anti-collision guardrail for civil engineering, the utility model comprises the following steps: the front side of the rubber contact plate is fixedly provided with a fluorescent strip.

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

1. according to the utility model, the second buffer component is arranged, the first buffer component is driven to move in a matching manner to buffer for the second time after the external impact force is firstly relieved for the first time, and the second buffer component and the first buffer component are in contact with the third buffer component on the fixed guardrail after being buffered, so that the impact force of the external impact force on the fixed guardrail can be effectively reduced, the fixed guardrail is not stably influenced, the fixed guardrail and an external impact object can be effectively protected, and the device has the advantages of good buffering effect and high safety.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front elevation view in longitudinal section of the fixed guard rail of the present invention;

FIG. 3 is a front elevation view in longitudinal section of the utility model with two crash barrier posts connected;

FIG. 4 is an enlarged view taken at A in FIG. 1;

in the figure: 1. fixing the guard bar; 2. an elastic telescopic supporting rod; 3. an anti-collision guardrail column; 4. a first buffer assembly; 41. a sliding plate; 42. a connecting rod; 43. a first buffer spring; 5. a second buffer assembly; 51. A cross bar; 52. an elastic telescopic rod; 53. a rubber contact plate; 54. a vertical rod; 6. a third buffer assembly; 61. a support plate; 62. a slide bar; 63. a slider; 64. disassembling the spring; 65. rotating the rod; 66. abutting against the plate; 7. a fluorescent strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: comprises a fixed guardrail 1, wherein elastic telescopic supporting rods 2 are respectively and fixedly arranged at two sides of the front surface of the fixed guardrail 1, anti-collision guardrail posts 3 are respectively and fixedly arranged at the front surfaces of the two elastic telescopic supporting rods 2, a first buffer component 4 is arranged between the two anti-collision guardrail posts 3, the first buffer component 4 comprises two sliding plates 41, connecting rods 42 are respectively and fixedly arranged at two ends of one side, close to each other, of the two sliding plates 41, the right ends of the two connecting rods 42 positioned at the left side are respectively and rotatably arranged with the left ends of the two connecting rods 42 positioned at the right side, a second buffer component 5 is arranged between the two connecting rods 42 positioned at the same side, the second buffer component 5 comprises a cross rod 51, elastic telescopic rods 52 are respectively and rotatably arranged at the periphery of the cross rod 51, a rubber contact plate 53 is fixedly arranged at the front surface of the cross rod 51 and in front of the anti-collision guardrail posts 3, and a vertical rod 54 is fixedly arranged between the two connecting rods 42 positioned at the same side, fixed guardrail 1 through the mounting or pour subaerial can, set up elastic stretching bracing piece 2 and be used for connecting fixed guardrail 1 and two anticollision guardrail posts 3, also can produce certain resistance after the extrusion of elastic stretching bracing piece 2, two anticollision guardrail posts 3 through slide fixed guardrail 1 the place ahead subaerial can, set up vertical rod 54 for stability when rotating between the reinforcing connecting rod 42 and connecting.

In this embodiment, further, the first buffer springs 43 are fixedly mounted on the mutually adjacent sides of the two sliding plates 41, the other ends of the two first buffer springs 43 are respectively provided with a groove for moving the sliding plate 41 together with the inner wall of the two crash barrier columns 3 for fixedly mounting the crash barrier columns 3, and the first buffer springs 43 are arranged so that the sliding plate 41 can generate a certain resistance after moving.

In this embodiment, two third cushion assemblies 6 are further installed on the fixed guardrail 1, and each third cushion assembly 6 comprises a support plate 61.

In this embodiment, furthermore, two sliding rods 62 are fixedly mounted on two sides of the supporting plate 61, sliding blocks 63 are slidably mounted on outer surfaces of the four sliding rods 62, the sliding rods 62 are arranged to control the moving direction of the sliding blocks 63, and grooves matched with each other are formed in the sliding blocks 63.

In this embodiment, further, decomposition spring 64 has all been cup jointed to four slide bars 62's surface, and the dwang 65 is all installed in the front of four sliders 63 rotation, and decomposition spring 64 sets up between the inner wall of slider 63 and fixed guardrail 1, sets up dwang 65, is convenient for be connected slider 63 and butt plate 66 to can drive slider 63 after making butt plate 66 remove.

In this embodiment, further, four dwang 65 one end that are close to each other just are located the rear rotation of horizontal pole 51 and install same butt joint board 66, and butt joint board 66 sets up at the back of horizontal pole 51, and the butt joint board 66 that triggers after being convenient for horizontal pole 51 removes.

In this embodiment, further, the front surface of the rubber contact plate 53 is fixedly provided with the fluorescent strip 7, and the fluorescent strip 7 is arranged on the front surface of the rubber contact plate 53, so that the vehicle can pass through at night conveniently, and a warning function is achieved.

The working principle and the using process of the utility model are as follows:

when collision occurs, at this time, the external impact object is contacted with the existing rubber contact plate 53, at this time, the impact accumulation object drives one side of the rubber contact plate 53 box fixed guardrail 1 to move, after the rubber contact plate 53 moves, the cross rod 51 moves, the elastic telescopic rod 52 deforms after the cross rod 51 moves, so that a certain impact force is relieved, and when the rubber contact plate 53 moves for a certain distance, the connecting rod 42 is pushed to rotate, the connecting rod 42 rotates and inclines, at this time, the connecting rod 42 drives the sliding plate 41 to move, the sliding plate 41 moves, the first buffer spring 43 deforms, so that the impact force can be buffered once, and after the first buffer spring 43 is compressed, at this time, the anti-collision guardrail column 3 moves, so that the elastic telescopic supporting rod 2 deforms, and when the anti-collision guardrail column 3 extrudes the elastic telescopic supporting rod 2, the horizontal pole 51 will promote butt plate 66 and remove, will pass through dwang 65 after butt plate 66 removes to make four slider 63 synchronous motion, four slider 63 remove the back and keep away from each other, can make decomposition spring 64 on the slide bar 62 take place deformation after slider 63 removes, thereby reach the buffering for the third time, can effectual reduction impact force to the impact of fixed guardrail 1.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a road and bridge anticollision barrier for civil engineering, includes fixed guardrail (1), its characterized in that: the fixed guardrail comprises a fixed guardrail body (1), wherein elastic telescopic supporting rods (2) are fixedly arranged on the two front sides of the fixed guardrail body (1) respectively, a front movable mounting anti-collision guardrail column (3) of the two elastic telescopic supporting rods (2) is fixedly arranged, a first buffering assembly (4) is arranged between the two anti-collision guardrail columns (3), the first buffering assembly (4) comprises two sliding plates (41), two sliding plates (41) are mutually close to two ends of one side and are fixedly provided with connecting rods (42), two right ends positioned on the left side of the connecting rods (42) are respectively rotatably arranged with two left ends positioned on the right side of the connecting rods (42), a second buffering assembly (5) is arranged between the two connecting rods (42) on the same side, each second buffering assembly (5) comprises a transverse rod (51), the periphery of the transverse rod (51) is rotatably provided with an elastic telescopic rod (52), the front side of the transverse rod (51) is fixedly provided with rubber (53) positioned in front of the anti-collision guardrail column (3) ) And a vertical rod (54) is fixedly arranged between the two connecting rods (42) positioned on the same side.

2. The road and bridge anti-collision guardrail for civil engineering as claimed in claim 1, wherein: one side that two sliding plates (41) are close to each other all fixed mounting have first buffer spring (43), the other end of two first buffer spring (43) respectively with the inner wall fixed mounting of two anticollision guardrail posts (3).

3. The road and bridge anti-collision guardrail for civil engineering as claimed in claim 1, wherein: install two third buffering subassemblies (6) on fixed guardrail (1), third buffering subassembly (6) include backup pad (61).

4. The road and bridge anti-collision guardrail for civil engineering as claimed in claim 3, wherein: the both sides of backup pad (61) all fixed mounting have two slide bars (62), and the equal slidable mounting in surface of four slide bars (62) has slider (63).

5. The road and bridge anti-collision guardrail for civil engineering as claimed in claim 4, characterized in that: the outer surfaces of the four sliding rods (62) are sleeved with decomposition springs (64), and the front surfaces of the four sliding blocks (63) are rotatably provided with rotating rods (65).

6. The road and bridge anti-collision guardrail for civil engineering as claimed in claim 5, wherein: one end of each of the four rotating rods (65) close to each other is rotatably provided with the same abutting plate (66) at the rear of the cross rod (51).

7. The road and bridge anti-collision guardrail for civil engineering as claimed in claim 1, wherein: and the front surface of the rubber contact plate (53) is fixedly provided with a fluorescent strip (7).