CN212426737U

CN212426737U - Public road bridge roof beam safety anticollision barrier device

Info

Publication number: CN212426737U
Application number: CN202020425283.5U
Authority: CN
Inventors: 殷彪; 杨昕宇; 杜宇坤; 沈江涛
Original assignee: Yantou Fujian Construction Co ltd
Current assignee: Yantou Fujian Construction Co ltd
Priority date: 2020-03-28
Filing date: 2020-03-28
Publication date: 2021-01-29
Anticipated expiration: 2030-03-28

Abstract

The utility model relates to an anticollision barrier technical field just discloses a highway bridge safety anticollision barrier device, including the damping piece, the constant head tank has been seted up to one side of damping piece, and the inner wall of constant head tank has seted up the spout, from the bottom up pegs graft in proper order in the constant head tank has first spring, activity to tie and the moving part, and moving part fixed connection is at the top that the activity was tied, the second spring has been cup jointed on the activity is tied, the second end and spout sliding connection of moving part, it has first pivot to alternate in the moving part, and has cup jointed the gyro wheel in the first pivot, it has the second pivot to alternate in the damping piece, and has cup jointed the bracket in the second pivot, the three locating lever of one side fixedly connected with of bracket. The utility model discloses a rotation of array protects a section of thick bamboo, can roll the buffering when taking place the striking and unload the power, has improved the crashworthiness of guardrail, can stick up through bracket one side when striking the cylinder, intercepts the vehicle that comes from the highway and can not dash out the rail guard.

Description

Public road bridge roof beam safety anticollision barrier device

Technical Field

The utility model relates to an anticollision barrier technical field especially relates to a public road bridge roof beam safety anticollision barrier device.

Background

The high-speed anti-collision guardrail is a main form of a semi-rigid guardrail, forces an out-of-control vehicle to change direction and returns to a normal running direction, prevents the vehicle from rushing out of a road, protects the vehicle and passengers and reduces loss caused by accidents.

The prior patent (publication number: CN209338995U) discloses a road bridge collision preventing device, and at least the following problems in the prior art are not solved: 1. the single structure of the screen plate and the spring has poor damping effect; 2. the guardrail major structure bumps and can not intercept vehicles, so that accident personnel are easily injured.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the shock absorption effect is not good and the interception cannot be carried out, and the road and bridge safety anti-collision guardrail device is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a public road bridge roof beam safety anticollision barrier device, includes the shock attenuation piece, the constant head tank has been seted up to one side of shock attenuation piece, and the spout has been seted up to the inner wall of constant head tank, from the bottom up pegs graft in proper order in the constant head tank has first spring, activity bolt and moving part, and moving part fixed connection is at the top that the activity was tied, the activity is tied and has been cup jointed the second spring, the second end and the spout sliding connection of moving part, it has first pivot to alternate in the moving part, and has cup jointed the gyro wheel in the first pivot, alternate in the shock attenuation piece has the second pivot, and has cup jointed the bracket in the second pivot, the three locating lever of one side fixedly connected with of bracket, and cup jointed two on the locating lever and.

Preferably, the side cross section of the locating rod is of a T-shaped structure, and the three locating rods are arranged at equal intervals.

Preferably, the bracket is composed of a long rod, a cylinder and a dovetail structure which are fixedly connected with one side of the long rod from top to bottom, and the bracket and the movable piece are arranged in parallel.

Preferably, the lateral section of the upper half end of the damping piece is of a U-shaped structure, and the second rotating shaft is inserted into the upper half end of the damping piece.

Preferably, the side section of the movable part is of a U-shaped structure, and the positions of the longitudinal central axes of the first rotating shaft and the second rotating shaft are the same.

Preferably, the material of protecting the section of thick bamboo is high temperature resistant rock wool, and six protect a section of thick bamboo activity cup joint respectively in the upper and lower both sides of three locating lever.

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

(1) the utility model discloses a rotation of array protects a section of thick bamboo, can roll the buffering when taking place the striking and unload the power, and the material through rock wool increases the buffer power, the effectual crashproof ability that improves the guardrail.

(2) The utility model discloses a bracket constitutes the balance structure, can be when striking the cylinder the opposite side perk of bracket, carry out the interception buffering to the vehicle that comes from the highway for the vehicle can not dash out the rail guard, protects vehicle personnel's that travel safety.

Drawings

FIG. 1 is a top cross-sectional view of the structure of the present invention;

FIG. 2 is a side sectional view of the structure of the present invention;

fig. 3 is a perspective view of the structure moving member of the present invention.

In the figure: 1. a shock absorbing member; 2. positioning a groove; 3. a chute; 4. a first spring; 5. a movable bolt; 6. a movable member; 7. a second spring; 8. a first rotating shaft; 9. a roller; 10. a second rotating shaft; 11. a bracket; 12. positioning a rod; 13. and (7) protecting the cylinder.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a safety anti-collision guardrail device for road and bridge comprises a shock-absorbing member 1, wherein the side section of the upper half end of the shock-absorbing member 1 is of a U-shaped structure, a second rotating shaft 10 is inserted into the upper half end of the shock-absorbing member 1, one side of the shock-absorbing member 1 is provided with a positioning groove 2, the inner wall of the positioning groove 2 is provided with a sliding groove 3, a first spring 4, a movable bolt 5 and a movable member 6 are sequentially inserted into the positioning groove 2 from bottom to top, the side section of the movable member 6 is of a U-shaped structure, the positions of the longitudinal central axes of the first rotating shaft 8 and the second rotating shaft 10 are the same, the movable member 6 is fixedly connected to the top of the movable bolt 5, the movable bolt 5 is sleeved with a second spring 7, the lower half end of the movable member 6 is slidably connected with the sliding groove 3, the first rotating shaft 8 is inserted into the first rotating shaft 6, the first rotating member 8 is sleeved with a roller 9, the second, the bracket 11 is composed of a long rod, a cylinder and a dovetail structure are fixedly connected with one side of the bracket 11 from top to bottom, the bracket 11 and the movable part 6 are arranged in parallel, when one side of the bracket 11 is impacted, the other side of the bracket 11 is reversely tilted to form a seesaw structure to buffer and unload force, the impact force is reduced by the rock wool material of the guard cylinders 3, the anti-collision capacity of the guardrail is effectively improved, one side of the bracket 11 is fixedly connected with three positioning rods 12, the side sections of the positioning rods 12 are T-shaped structures, the three positioning rods 12 are arranged at equal intervals, the positioning rods 12 are sleeved with two guard cylinders 13, the guard cylinders 13 are made of high-temperature resistant rock wool, the six guard cylinders 13 are respectively movably sleeved on the upper side and the lower side of the three positioning rods 12, the rock wool board is made of basalt, artificial inorganic fiber is processed by high-temperature melting, special binder and dust-proof oil are added, the fiber arrangement structure is changed by special equipment, the novel light heat-insulating material prepared by solidification and shaping has the characteristics of light weight, small heat conductivity coefficient, heat absorption and non-combustibility, the highest service temperature of the rock wool is as high as about 600 ℃, and when a vehicle burns, the rock wool cannot burn with the vehicle to cause a larger fire disaster, and the structure arranged by the rock wool fibers has a plurality of small gaps, so that the buffer effect can be achieved, and when the structure of the rock wool cylinder collides, the impact force drives the rock wool to rotate, so that the direction of the impact force is further transferred. The utility model discloses a rotation of array protects a section of thick bamboo 13, can roll the buffering when taking place the striking and unload power, and the material through the rock wool increases the buffer power, and the effectual crashproof ability that improves the guardrail constitutes the balance structure through bracket 11, can stick up the opposite side of bracket 11 when striking a section of thick bamboo 13, intercepts the buffering to the vehicle that comes from the highway for the vehicle can not dash out the rail guard, protects vehicle travelers' safety.

The utility model discloses in, the user uses the device during, when the vehicle striking when protecting a section of thick bamboo 13, protect a section of thick bamboo 13 and use the locating lever 12 that cup joints respectively as centre of a circle rotation and unload the power, when the section of thick bamboo 13 that protects of bracket 11 one side takes place the striking simultaneously, the opposite side of bracket 11 uses second pivot 10 as the fulcrum perk, one side of perk protects a section of thick bamboo 13 slant rotation and blocks the vehicle, the forked tail structure downward sloping of bracket 11 bottom one side is rotatory simultaneously, through moving part 6 at constant head tank 2 internalization, first spring 4 and second spring 7 alleviate the impact.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.

Claims

1. A safety anti-collision guardrail device for highway bridges comprises a damping piece (1) and is characterized in that a positioning groove (2) is formed in one side of the damping piece (1), a sliding groove (3) is formed in the inner wall of the positioning groove (2), a first spring (4), a movable bolt (5) and a movable piece (6) are sequentially inserted into the positioning groove (2) from bottom to top, the movable piece (6) is fixedly connected to the top of the movable bolt (5), a second spring (7) is sleeved on the movable bolt (5), the lower half end of the movable piece (6) is slidably connected with the sliding groove (3), a first rotating shaft (8) is inserted into the movable piece (6), a roller (9) is sleeved on the first rotating shaft (8), a second rotating shaft (10) is inserted into the damping piece (1), a bracket (11) is sleeved on the second rotating shaft (10), and three positioning rods (12) are fixedly connected to one side of the bracket (11), and two protective cylinders (13) are sleeved on the positioning rod (12).

2. The road bridge safety anti-collision guardrail device as claimed in claim 1, characterized in that the side section of the positioning rod (12) is of a T-shaped structure, and the three positioning rods (12) are arranged at equal intervals.

3. A road bridge safety crash barrier according to claim 1 wherein the bracket (11) is formed by a long rod fixedly connected with a cylinder and a dovetail structure from top to bottom, and the bracket (11) and the movable member (6) are arranged in parallel.

4. The safety crash barrier device for road and bridge according to claim 1, wherein the shock absorbing member (1) has a U-shaped lateral cross-section at the upper half thereof, and the second shaft (10) is inserted into the upper half of the shock absorbing member (1).

5. A road and bridge safety crash barrier according to claim 1, wherein the side section of the movable member (6) is a U-shaped structure, and the longitudinal central axes of the first rotating shaft (8) and the second rotating shaft (10) are at the same position.

6. The road and bridge safety anti-collision guardrail device as claimed in claim 1, wherein the protecting cylinders (13) are made of high temperature resistant rock wool, and the six protecting cylinders (13) are movably sleeved on the upper and lower sides of the three positioning rods (12) respectively.