CN211171607U

CN211171607U - Anticollision barrier is used in bridge construction

Info

Publication number: CN211171607U
Application number: CN201921560515.1U
Authority: CN
Inventors: 谭化国
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-08-04
Anticipated expiration: 2029-09-18

Abstract

The utility model relates to a bridge construction technical field just discloses a anticollision barrier for bridge construction, including the guardrail horizontal pole, the bottom surface fixedly connected with of guardrail horizontal pole goes up the groove seat, it has last frid to go up the inslot activity grafting, go up frid, last groove seat and guardrail and violently manage between through last bolt threaded connection, the lower fixed surface of going up the frid is connected with guardrail bar, guardrail bar's bottom fixedly connected with lower plate, the frid under the bottom surface fixedly connected with of lower plate, the frid activity is pegged graft down has lower groove seat down, the bottom surface of lower groove seat is fixed on the bridge floor, through bolt threaded connection down between frid, lower groove seat and the bridge floor, guardrail bar's surface is located and is provided with buffer stop between frid and the lower frid. This anticollision barrier is used in bridge construction through fixing the groove seat down at the bridge floor, goes up and is provided with buffer stop between groove seat and the lower groove seat, can reduce the loss that brings in the accident.

Description

Anticollision barrier is used in bridge construction

Technical Field

The utility model relates to a bridge construction technical field specifically is a collision avoidance guardrail is used in bridge construction.

Background

With the development of our society, vehicles are increasing, traffic is heavy day by day, traffic accidents are frequent, especially accidents in bridge construction, bridge guardrails are easy to crash, casualties are particularly heavy, the repair of the damaged bridge guardrails is more inconvenient than that of roadbeds, the maintenance cost and time are increased, and hidden dangers and inconvenience are brought to people when the bridges are going out.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a bridge construction uses anticollision barrier has solved the problem of guardrail anticollision and easy maintenance in the bridge construction.

(II) technical scheme

For the purpose of realizing above-mentioned bridge railing anticollision, the utility model provides a following technical scheme: the utility model provides a crashproof guardrail is used in bridge construction, includes the guardrail horizontal pole, the bottom surface fixedly connected with of guardrail horizontal pole goes up the groove seat, it has last frid to go up the activity grafting of groove seat, go up through last bolt threaded connection between frid, last groove seat and the guardrail horizontal pole, the lower fixed surface of going up the frid is connected with guardrail bar, guardrail bar's bottom fixedly connected with lower plate, frid under the bottom surface fixedly connected with of lower plate, the frid activity is pegged graft down has lower groove seat down, the bottom surface of lower groove seat is fixed on the bridge floor, the frid activity is pegged graft down has lower groove seat, through bolt threaded connection down between frid, lower groove seat and the bridge floor, guardrail bar's surface is located and is provided with buffer stop between frid and the lower groove plate.

Preferably, the anti-collision device comprises an upper bearing, an inner barrel, an outer barrel, a rubber layer, a lower bearing and a spring, the upper bearing is fixedly connected to the outer surface of the guardrail rod, the inner barrel is fixedly connected to the outer surface of the upper bearing, the outer barrel is fixedly connected to the outer surface of the inner barrel, the rubber layer is fixedly connected to the outer surface of the outer barrel, the lower bearing is fixedly connected to the outer surface of the guardrail rod and located below the upper bearing, two ends of the spring are respectively and fixedly connected to the outer surface of the inner barrel and the inner wall of the outer barrel, the outer surface of the guardrail rod is fixed through the upper bearing and the lower bearing, the inner barrel can be vertically limited, meanwhile, the inner barrel and the outer barrel can rotate around the guardrail rod, when a vehicle collides, the outer barrel and the inner barrel roll, the spring is compressed, the impact on the guardrail can be reduced, so that the damage to, the guardrail can be replaced in time after being damaged, and other vehicles and personnel are ensured to avoid secondary injury.

Preferably, the outer surface of the rubber layer is provided with a convex block, and the purpose of arranging the rubber layer and the convex block is to increase the friction between the vehicle and the guardrail when the guardrail is impacted by the vehicle, reduce the possibility of side-turning of the vehicle, reduce the braking distance of the vehicle and avoid continuously impacting other vehicles and the guardrail.

Preferably, the two ends of the guardrail rod penetrate through the inner cylinder and the outer cylinder, the top end of the guardrail rod is fixedly connected with the upper groove plate, the bottom end of the guardrail rod is fixedly connected with the lower bottom plate, and the outer cylinder and the inner cylinder rotate around the guardrail rod.

Preferably, go up the cell holder and be bottom surface opening upper surface confined U type groove, the cell holder is upper surface opening ground confined U type groove down, go up the cell holder and all set up threaded hole with cell holder surface down, when last frid and last cell holder, lower frid and lower cell holder activity grafting respectively, can be to it about and carry out spacingly to the rear direction.

Preferably, the upper groove plate and the upper groove seat, and the lower groove plate and the lower groove seat are in interference fit, so that the upper groove plate and the lower groove plate can be tightly inserted into the groove seats, and the firmness of the guardrail is further improved.

Compared with the prior art, the utility model provides a collision barrier is used in bridge construction possesses following beneficial effect:

1. this anticollision barrier is used in bridge construction adopts inner tube, urceolus and spring as anticollision buffer, and the vehicle striking inner and outer section of thick bamboo rolls, and spring compression reduces the impact that the direct striking guardrail of vehicle brought to reduce vehicle and personnel's harm, the rubber layer on urceolus surface can increase the frictional force of urceolus and car, reduces braking distance.

2. This anticollision barrier is used in bridge construction, go up the groove seat and all pass through bolt threaded connection with lower groove seat, simple structure, it is convenient to connect, but the guardrail is in time changed after being damaged, ensures that other vehicles and personnel avoid the secondary damage.

Drawings

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

FIG. 2 is an enlarged view of a portion of the structure A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure of the lower trough seat of the present invention;

fig. 4 is a schematic view of the structure of the outer barrel of the present invention.

Wherein: 1. a bridge deck; 2. a lower slot plate; 3. a lower groove seat; 4. a lower bolt; 5. a lower base plate; 6. guard rails; 7. a lower bearing; 8. an inner barrel; 9. an outer cylinder; 10. a rubber layer; 11. an upper bearing; 12. screwing a bolt; 13. an upper groove seat; 14. an upper groove plate; 15. a guardrail cross bar; 16. a spring; 17. a threaded bore.

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. 1-4, the utility model provides an anti-collision guardrail for bridge construction, which comprises a guardrail cross rod 15, an upper groove seat 13 is fixedly connected to the lower end of the outer surface of the guardrail cross rod 15, an upper groove plate 14 is movably inserted in the upper groove seat 13, the upper groove plate 14, the upper groove seat 13 and the guardrail cross rod 15 are connected by an upper bolt 12 through screw threads, a guardrail bar 6 is fixedly connected to the lower surface of the upper groove plate 14, a lower bottom plate 5 is fixedly connected to the bottom end of the guardrail bar 6, a lower groove plate 2 is fixedly connected to the bottom surface of the lower bottom plate 5, a lower groove seat 3 is movably inserted in the lower groove plate 2, the bottom surface of the lower groove seat 3 is fixed on a bridge floor 1, a lower groove seat 3 is movably inserted in the lower groove plate 2, the lower groove seat 3 and the bridge floor 1 are connected by a lower bolt 4 through screw threads, an anti-collision device is arranged between the upper groove, the anti-collision device comprises an upper bearing 11, an inner cylinder 8, an outer cylinder 9, a rubber layer 10, a lower bearing 7 and a spring 16, wherein the upper bearing 11 is fixedly connected on the outer surface of the guardrail rod 6, the inner cylinder 8 is fixedly connected on the outer surface of the upper bearing 11, the outer cylinder 9 is fixedly connected on the outer surface of the inner cylinder 8, the rubber layer 10 is fixedly connected on the outer surface of the outer cylinder 9, the lower bearing 7 is fixedly connected on the outer surface of the guardrail rod 6 and positioned below the upper bearing 11, two ends of the spring 16 are respectively and fixedly connected on the outer surface of the inner cylinder 8 and the inner wall of the outer cylinder 9, the outer surface of the guardrail rod 6 is fixed through the upper bearing 11 and the lower bearing 7, the inner cylinder 8 can be limited up and down, meanwhile, the inner cylinder 8 and the outer cylinder 9 can rotate around the guardrail rod 6, when a vehicle collides, the outer cylinder 9 and the, the upper groove seat 13 and the lower groove seat 3 are connected through bolts and threads, the guardrail can be replaced in time after being damaged, so that secondary injury of other vehicles and people can be avoided, the outer surface of the rubber layer 10 is provided with a lug, the rubber layer 10 and the lug are arranged, the purpose of arranging the rubber layer 10 and the lug is to increase friction between the vehicle and the guardrail when the guardrail is impacted by the vehicle, reduce the possibility of side turning of the vehicle, reduce the braking distance of the vehicle and avoid continuous impact on other vehicles and the guardrail, two ends of the guardrail rod 6 penetrate through the inner cylinder 8 and the outer cylinder 9, the top end of the guardrail rod 6 is fixedly connected with the upper groove plate 14, the bottom end of the guardrail rod 6 is fixedly connected with the lower bottom plate 5, the outer cylinder 9 and the inner cylinder 8 rotate around the guardrail rod 6, the upper groove seat 13 is a U-shaped groove with an opening on the bottom surface and a closed upper surface, lower groove seat 3 is upper surface opening bottom surface confined U type groove, goes up

groove seat

13 and 3 surfaces of lower groove seat and all sets up screw hole 17, when last frid 14 and last groove seat 13, lower frid and lower groove seat 3 activity respectively peg graft, can control it and spacing to the rear direction, go up frid 14 and last groove seat 13, be interference fit between frid 2 and the lower groove seat 3 down, can make it tightly insert in the groove seat, further deepen the fastness of guardrail.

When using, when striking the guardrail through the vehicle, urceolus 9 rolls, urceolus 9 is rolling compression spring 16 simultaneously, spring 16 drives inner tube 8 and rotates, inner tube 8 drives upper bearing 11 and lower bearing 7 and rotates, guardrail bar 6 is as supporting role, avoid the vehicle directly to hit guardrail bar 6, thereby directly hit the power of guardrail with the vehicle and shift, urceolus 9 outer fixed surface is connected with rubber layer 10, can increase the friction between urceolus 9 and the vehicle, thereby reduce braking distance, go up through last bolt 12 threaded connection between cell holder 13 and the last frid 14, but pass through 4 threaded connection of lower bolt between cell holder 3 and the frid 2 down, moreover, the steam generator is simple in structure, convenient connection, but direct quick replacement after being destroyed.

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 a bridge construction uses crash barrier, includes guardrail horizontal pole (15), its characterized in that: the bottom surface of the guardrail cross rod (15) is fixedly connected with an upper groove seat (13), an upper groove plate (14) is movably inserted in the upper groove seat (13), the upper groove plate (14), the upper groove seat (13) and the guardrail cross bar (15) are in threaded connection through an upper bolt (12), the lower surface of the upper groove plate (14) is fixedly connected with a guardrail bar (6), the bottom end of the guardrail bar (6) is fixedly connected with a lower bottom plate (5), the bottom surface of the lower bottom plate (5) is fixedly connected with a lower groove plate (2), the lower groove plate (2) is movably inserted with a lower groove seat (3), the bottom surface of the lower groove seat (3) is fixed on the bridge deck (1), the lower groove plate (2), the lower groove seat (3) and the bridge deck (1) are connected by a lower bolt (4) through screw thread, and an anti-collision device is arranged on the outer surface of the guardrail rod (6) and between the upper groove plate (14) and the lower groove plate (2).

2. The crash barrier for bridge construction according to claim 1, wherein: anti-collision device includes upper bearing (11), inner tube (8), urceolus (9), rubber layer (10), lower bearing (7) and spring (16), upper bearing (11) fixed connection is at the surface of guardrail bar (6), inner tube (8) fixed connection is at the surface of upper bearing (11), urceolus (9) fixed connection is at the surface of inner tube (8), rubber layer (10) fixed connection is at the surface of urceolus (9), lower bearing (7) fixed connection is at the surface of guardrail bar (6) and is located the below of upper bearing (11), the both ends difference fixed connection of spring (16) is at the surface of inner tube (8) and the inner wall of urceolus (9).

3. The crash barrier for bridge construction according to claim 2, wherein: the outer surface of the rubber layer (10) is provided with a convex block.

4. The crash barrier for bridge construction according to claim 2, wherein: the two ends of the guardrail rod (6) penetrate through the inner barrel (8) and the outer barrel (9), the top end of the guardrail rod (6) is fixedly connected with the upper groove plate (14), and the bottom end of the guardrail rod (6) is fixedly connected with the lower base plate (5).

5. The crash barrier for bridge construction according to claim 1, wherein: go up cell holder (13) and be bottom surface opening upper surface confined U type groove, cell holder (3) are upper surface opening bottom surface confined U type groove down, go up cell holder (13) and all seted up screw hole (17) on cell holder (3) surface down.

6. The crash barrier for bridge construction according to claim 1, wherein: and the upper groove plate (14) and the upper groove seat (13) as well as the lower groove plate (2) and the lower groove seat (3) are in interference fit.