CN218861425U

CN218861425U - A safe type anticollision institution for public road bridge roof beam

Info

Publication number: CN218861425U
Application number: CN202222407336.2U
Authority: CN
Inventors: 李维胜
Original assignee: Anhui Kaida Construction Engineering Co ltd
Current assignee: Anhui Kaida Construction Engineering Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-04-14
Anticipated expiration: 2032-09-13

Abstract

The utility model discloses a safe type anticollision facility for public road bridge roof beam, including the overpass body, the fixed rail that is provided with in top of overpass body, the inner wall of rail is provided with anticollision institution: anticollision institution includes the telescopic link, and the inner wall fixed connection of the one end of telescopic link and rail the fixed surface of telescopic link is provided with the pressure spring, the fixed longitudinal length board that is provided with of one end of the output of telescopic link, the surface of longitudinal length board closely laminates and has the shock attenuation gasbag. The utility model discloses an inner wall at the rail is provided with multiple anticollision institution. On the one hand, the displacement distance of the vehicle in the out-of-control state can be reduced, so that the vehicle is braked by the increase, the vehicle is stopped in the out-of-control state, the danger probability is reduced, personnel in the vehicle are protected, the fence is protected, the utilization rate of the viaduct body and the fence is increased, the maintenance cost and the maintenance frequency of the viaduct body and the fence are reduced, and the multiple effects are achieved.

Description

A safe type anticollision institution for public road bridge roof beam

Technical Field

The utility model relates to a crashproof technical field of public road bridge crane roof beam specifically is a safe type anticollision institution for public road bridge roof beam.

Background

The highway bridge engineering refers to the planning, design, construction, maintenance, repair and other works of structures of a highway crossing water areas, valleys and all traffic channels, and a fence needs to be repaired when the highway bridge is maintained.

But prior art when in-service use, traditional viaduct generally all is provided with concrete wall on the both sides of rail, thereby can hit the rail bad when the vehicle is out of control on the road surface, has destroyed the self structure of bridge on the one hand, and on the other hand causes great injury to personnel in the car, and current anticollision setting is generally only set up deceleration strip and an anticollision section of thick bamboo simultaneously, and the anticollision effect is not good.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safe type anticollision institution for public road bridge roof beam to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a safe type anticollision institution for public road bridge roof beam, includes the overpass body, the fixed rail that is provided with in top of overpass body, the inner wall of rail is provided with anticollision institution:

anticollision institution includes the telescopic link, and the inner wall fixed connection of the one end of telescopic link and rail the fixed surface of telescopic link is provided with the pressure spring, the fixed vertical long plate that is provided with of one end of the output of telescopic link, the surface of vertical long plate closely laminates and has the shock attenuation gasbag, the one end of shock attenuation gasbag closely laminates and has the long pad of rubber, and the long pad of rubber surface at the overpass body, the surface of overpass body is provided with the median, the surface covering of median has the rubber cap pad.

Preferably, the top of rail is fixed and is provided with the apron, the apron is used for sheltering from rain to telescopic link and pressure spring.

Preferably, a piston cylinder is fixedly arranged on the surface of the separation belt, a piston rod is inserted into the piston cylinder, and one end of the piston rod is fixedly connected with the inner wall of the rubber cover pad.

Preferably, the piston cylinder is internally provided with viscous liquid, and the bottom of the piston rod is arranged in the viscous liquid.

Preferably, the inner wall of the viscous liquid is provided with a sealing ring, and the bottom of the piston rod movably penetrates through and extends to the bottom of the sealing ring.

Preferably, the viscous liquid is arranged at the bottom of the sealing ring, the liquid level of the viscous liquid is lower than that of the sealing ring, and the sealing ring is used for sealing the viscous liquid.

Preferably, the number of the telescopic rods and the number of the pressure springs are both a plurality, and the number of the telescopic rods and the number of the pressure springs are both matched with the length of the viaduct body.

Preferably, the number of the shock absorption air bags is several, and three-quarters volume of damping oil and one-quarter volume of air are arranged in the shock absorption air bags.

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

1. the utility model discloses a be provided with multiple anticollision institution at the inner wall of rail. On one hand, the displacement distance of the vehicle in an out-of-control state can be reduced, so that the braking of the vehicle is increased, the vehicle stops in the out-of-control state, the danger probability is reduced, personnel in the vehicle are protected, meanwhile, the fence is also protected, the utilization rate of the viaduct body and the fence is increased, the maintenance cost and the maintenance frequency of the viaduct body and the fence are reduced, and multiple effects are achieved;

2. the utility model discloses still be provided with the apron at the top of rail simultaneously and hide rain protection to telescopic link and pressure spring, prevent that telescopic link and pressure spring from receiving the corrosion of rainwater, be provided with the sealing washer in the inside of piston cylinder simultaneously, prevent that the piston rod from spilling over stickness liquid when the inside extrusion stickness liquid of piston cylinder to increase the live time of stickness liquid.

Drawings

Fig. 1 is a three-dimensional schematic view of the overall structure of the safety type anti-collision facility for highway bridges of the present invention;

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

fig. 3 is the utility model discloses the piston cylinder inner structure is just cut open the schematic diagram.

In the figure: 1. the viaduct body; 2. a fence; 3. a telescopic rod; 4. a pressure spring; 5. a longitudinal long plate; 6. a shock-absorbing air bag; 7. a rubber long pad; 8. a cover plate; 9. a separator; 10. a piston cylinder; 11. a piston rod; 12. a rubber cap pad; 13. a viscous liquid; 14. and (5) sealing rings.

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, the present invention provides a technical solution: there is rail 2 at the top of overpass body 1 through the mounting screw, telescopic link 3 is installed at the inner wall of rail 2, surface mounting at the output of telescopic link 3 has pressure spring 4, install vertical long slab 5 in the one end of the output of telescopic link 3, and vertical long slab 5 is longitudinal distribution, the quantity of telescopic link 3 and pressure spring 4 and the length looks adaptation of vertical long slab 5, the inseparable laminating in the surface of vertical long slab 5 has shock attenuation gasbag 6, the inseparable laminating in the one end of shock attenuation gasbag 6 has long pad of rubber 7, protect vertical long slab 5 and overpass body 1 through long pad of rubber 7.

There is division strip 9 at overpass body 1's top through concrete placement, install piston cylinder 10 at division strip 9's inner wall, it has piston rod 11 to peg graft in piston cylinder 10's inside, and be provided with viscous liquid 13 in piston cylinder 10's inside, the bottom of piston rod 11 is in viscous liquid 13's inside, inner wall at piston cylinder 10 is provided with sealing washer 14, the bottom activity of piston rod 11 runs through and extends to sealing washer 14's bottom, and sealing washer 14 is used for sealed to viscous liquid 13, prevent that viscous liquid 13 from flowing out to piston cylinder 10's outside.

The working principle is as follows: the utility model discloses a surface mounting has telescopic link 3 at rail 2, surface mounting has pressure spring 4 at the output of telescopic link 3, make have certain buffering area between vertical long board 5 and the overpass body 1 through telescopic link 3 and pressure spring 4, thereby protect rail 2, prevent that the vehicle from crashing rail 2 when out of control, surface mounting has damping airbag 6 at vertical long board 5, closely laminating rubber long pad 7 in one end of damping airbag 6, the vehicle strikes rubber long pad 7 when out of control, protect the vehicle through the rubber nature of rubber long pad 7 self, vehicle extrusion rubber long pad 7, rubber long pad 7 extrudes damping airbag 6, thereby utilize damping oil and the air in damping airbag 6 to be difficult to the nature of compression, make the vehicle to the lapse distance of rubber long pad 7 reduce, and damping airbag 6 can not produce the effect that resets, thereby braking the vehicle, simultaneously the impact force of the vehicle pushes the longitudinal long plate 5, the longitudinal long plate 5 extrudes the compression spring 4 and the telescopic rod 3 towards the inside, the output end of the telescopic rod 3 and the buffer space with the length of the compression spring 4 are utilized for buffering, thereby the impact force of the vehicle is counteracted and protected for the second time, thereby the buffer protection is carried out through a dual protection mechanism, the top of the separation belt 9 is provided with a rubber cover pad 12, the vehicle is also buffered and protected by the rubber action of the rubber cover pad 12, the utility model also installs a cover plate 8 at the top of the fence 2, the telescopic rod 3 and the compression spring 4 at the bottom of the cover plate 8 are shielded from rain by the cover plate 8, the rainwater is prevented from corroding the telescopic rod 3 and the compression spring 4, simultaneously the piston cylinder 10 is installed at the inner wall of the separation belt 9, the piston rod 11 is inserted in the piston cylinder 10, and one end of the piston rod 11 is fixedly connected with the inner wall of the rubber cover pad 12, when a vehicle impacts the rubber cap 12, the rubber cap 12 presses the piston rod 11 inward, so that the piston rod 11 presses the viscous liquid 13 inside the piston cylinder 10, thereby greatly reducing the impact of the vehicle on the rubber cap 12 by utilizing the property that the viscous liquid 13 is difficult to compress, and protecting both the vehicle and the separator 9.

It should be noted that, in this document, relational terms such as first and second, and the like are 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 a safe type anti-collision facility for public road bridge roof beam, includes overpass body (1), the fixed rail (2) that are provided with in top of overpass body (1), its characterized in that: the inner wall of rail (2) is provided with anticollision institution:

anticollision institution includes telescopic link (3), and the inner wall fixed connection of the one end of telescopic link (3) and rail (2) the fixed surface of telescopic link (3) is provided with pressure spring (4), the one end of the output of telescopic link (3) is fixed and is provided with vertical long board (5), the surface of vertical long board (5) closely laminates damping airbag (6), the one end of damping airbag (6) closely laminates rubber long pad (7), and rubber long pad (7) is on the surface of overpass body (1), the surface of overpass body (1) is provided with dividing strip (9), the surface covering of dividing strip (9) has rubber cap pad (12).

2. A safety crash barrier for road bridges as claimed in claim 1, wherein: the top of rail (2) is fixed and is provided with apron (8), apron (8) are used for sheltering from rain to telescopic link (3) and pressure spring (4).

3. A safety crash barrier for road bridges as claimed in claim 1, wherein: the surface of the separation belt (9) is fixedly provided with a piston cylinder (10), a piston rod (11) is inserted into the piston cylinder (10), and one end of the piston rod (11) is fixedly connected with the inner wall of the rubber cover pad (12).

4. A safety crash barrier for road bridges as claimed in claim 3, wherein: the piston cylinder (10) is internally provided with viscous liquid (13), and the bottom of the piston rod (11) is arranged in the viscous liquid (13).

5. A safety crash barrier for road bridges according to claim 4, wherein: the inner wall of the viscous liquid (13) is provided with a sealing ring (14), and the bottom of the piston rod (11) movably penetrates through and extends to the bottom of the sealing ring (14).

6. A safety crash barrier for road bridges according to claim 4, wherein: the viscous liquid (13) is arranged at the bottom of the sealing ring (14), the liquid level of the viscous liquid (13) is lower than that of the sealing ring (14), and the sealing ring (14) is used for sealing the viscous liquid (13).

7. A safety crash barrier for road bridges as claimed in claim 1, wherein: the number of the telescopic rods (3) and the number of the pressure springs (4) are a plurality of, and the number of the telescopic rods (3) and the number of the pressure springs (4) are matched with the length of the viaduct body (1).

8. A safety crash barrier for road bridges as claimed in claim 1, wherein: the number of the shock absorption air bags (6) is a plurality, and three-quarter volume of damping oil and one-quarter volume of air are arranged in the shock absorption air bags (6).