CN212175476U

CN212175476U - Bridge guardrail anticollision institution

Info

Publication number: CN212175476U
Application number: CN201921985398.3U
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Jiangsu Shengyu Construction Group Co ltd
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-12-18
Anticipated expiration: 2029-11-18

Abstract

The utility model discloses a bridge guardrail anti-collision mechanism, which is characterized in that an anti-collision mechanism main body is assembled on a bridge guardrail, the anti-collision mechanism main body comprises a cross beam transversely penetrating through the bridge guardrail, two vertical rods are fixedly assembled on the lower surface of the cross beam, the lower end of the vertical rod is fixed with the ground, one end of the connecting rod is fixedly assembled on the outer side wall of the vertical rod, the other end of the connecting rod is fixedly assembled on the bridge guardrail, the buffer part is fixedly assembled between the two vertical rods, the device utilizes the main body of the anti-collision mechanism to prevent the vehicle from directly impacting on the bridge guardrail, and utilizes the double-layer protection to play a stronger and safer protection effect, meanwhile, the buffer device in the buffer part is used for buffering the impact force of part of the vehicle, the reaction force of the impact on the vehicle is reduced, after the collision, the buffer device at the collided part can be detached and replaced, and only the buffer part, the part and the bridge guardrail are repaired.

Description

Bridge guardrail anticollision institution

Technical Field

The utility model relates to a bridge railing protects technical field, specifically is a bridge railing anticollision institution.

Background

The bridge guardrail plays the effect of stopping, guarantees the safety of pedestrian and vehicle, and in some traffic accidents, often the vehicle rushes to the guardrail to the phenomenon of striking guardrail, when the impact force of vehicle was too big, appears the vehicle even and rushes out the guardrail and fall into the phenomenon under the bridge, has caused the personal injury and death, therefore the crashproof ability of bridge guardrail is vital.

Traditional bridge railing is many through strengthening the joint strength between the guardrail, and mode such as reduction railing interval improves guardrail mechanical strength, and one improves crashproof ability, but can bring great reaction force for the vehicle of striking like this, and the too big bodily injury that also can cause of reaction force, in order to solve above-mentioned problem, we have provided a bridge railing anticollision institution.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bridge railing anticollision institution to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a bridge guardrail anti-collision mechanism comprises a bridge guardrail fixed on the ground, wherein an anti-collision mechanism main body is assembled on the bridge guardrail, and the lower end of the anti-collision mechanism main body is fixed with the ground;

the anticollision institution main part is including the crossbeam that transversely runs through bridge railing, the lower fixed surface of crossbeam is equipped with two montants, and the lower extreme and the ground of montant are fixed, the lateral wall fixed assembly of montant has the one end of connecting rod, and the other end fixed assembly of connecting rod is on bridge railing, two fixed being equipped with the bolster between the montant, two fixed being equipped with two X shape supports between the montant, and the bolster is located two between the X shape support.

Preferably, the bridge railing is including fixed mounting in subaerial stand, it has first horizontal pole to run through about the upper end of stand, it has the second horizontal pole to run through about the lower extreme of stand, fixed mounting has the arc railing that is parallel to each other between first horizontal pole and the second horizontal pole, and the sunken face of arc railing is towards the road surface, the middle part of stand has the arc arch towards road surface one side integrated into one piece, the crossbeam runs through the protruding left and right sides of arc, connecting rod fixed mounting is on the stand, the upper end left and right sides of stand runs through there is the third horizontal pole, and the third horizontal pole is located first horizontal pole upper end.

Preferably, the bolster includes the rectangle shell, the even fixed mounting in side has the connecting plate about the rectangle shell, and the connecting plate peg graft in adjacent in the montant, the through-hole has been seted up on the connecting plate, montant lateral wall spiro union in the bolt that runs through the through-hole, eight at least rectangle cavities have transversely evenly been seted up in the rectangle shell, be equipped with buffer in the rectangle cavity.

Preferably, the buffering device comprises springs fixedly assembled on left and right side walls of the rectangular cavity, the inner side ends of the two springs are fixedly assembled with rectangular blocks slidably assembled in the rectangular cavity, and a first arc-shaped elastic metal plate, a second arc-shaped elastic metal plate and a third arc-shaped elastic metal plate which are mutually attached are arranged in the rectangular blocks.

Compared with the prior art, the beneficial effects of the utility model are that: this scheme has designed a bridge railing anticollision institution, this device utilizes the anticollision institution main part to obstruct the direct striking of vehicle on bridge railing, utilizes double-deck protection to play stronger, safer protecting effect, utilizes buffer in the bolster to cushion the impact force of part vehicle simultaneously, reduces the striking reaction force to the vehicle, after hitting the percussion, can dismantle the change by the buffer at striking position, only restore bolster its can with position and bridge railing.

Drawings

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

FIG. 2 is a schematic structural view of the cross section A-A' of FIG. 1 according to the present invention;

FIG. 3 is a schematic front sectional view of the middle buffer structure of the present invention;

FIG. 4 is a schematic right sectional view of the middle buffer structure of the present invention;

fig. 5 is a schematic top sectional view of the buffer structure of the present invention.

In the figure: the anti-collision device comprises a bridge guardrail 1, a vertical column 11, a first cross rod 12, a second cross rod 13, an arc railing 14, an arc bulge 15, a third cross rod 16, a collision avoidance mechanism body 2, a cross beam 21, a vertical rod 22, a connecting rod 23, a buffer member 24, a rectangular shell 241, a connecting plate 242, a 243 through hole, a rectangular cavity 244, a buffer device 245, a 2451 spring, a 2452 rectangular block, a 2453 first arc-shaped elastic metal plate, a 2454 second arc-shaped elastic metal plate, a 2455 third arc-shaped elastic metal plate and a 25X-shaped support.

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, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a technical solution: a bridge guardrail anti-collision mechanism comprises a bridge guardrail 1 fixed on the ground, wherein an anti-collision mechanism main body 2 is assembled on the bridge guardrail 1, and the lower end of the anti-collision mechanism main body 2 is fixed with the ground;

the anti-collision mechanism main body 2 includes the crossbeam 21 that transversely runs through bridge railing 1, the lower fixed surface of crossbeam 21 is equipped with two montants 22, and the lower extreme and the ground of montant 22 are fixed, the fixed one end that is equipped with connecting rod 23 of lateral wall of montant 22, and the fixed assembly in bridge railing 1 of the other end of connecting rod 23, the fixed bolster 24 that is equipped with between two montants 22, the fixed two X-shaped supports 25 that are equipped with between two montants 22, and bolster 24 is located between two X-shaped supports 25.

As shown in fig. 2, the main material of the inside device of the anticollision institution main body 2 is spring steel, the anticollision institution main body 2 is evenly distributed on the bridge guardrail 1, the anticollision institution main body 2 is installed between two adjacent upright posts 11, the connecting rod 23 is connected between the upright posts 11 and the vertical rod 22 in an inclined manner, and is used for dispersing the impact force received by the anticollision institution main body 2 on the bridge guardrail 1, the X-shaped support 25 plays a preliminary blocking role, and the direct impact of the sharp object at the whole end of the vehicle on the buffer member 24 is avoided.

This device utilizes anticollision institution main part 2 to obstruct the direct striking of vehicle on bridge railing 1, utilizes double-deck protection to play stronger, safer safeguard effect, utilizes buffer 245 in bolster 24 to cushion the impact force of part vehicle simultaneously, reduces the striking to the reaction force of vehicle, after hitting the percussion, can dismantle the change by the buffer 245 at striking position, only restore bolster 24 its with position and bridge railing 1 can.

Bridge railing 1 is including fixed mounting in subaerial stand 11, it has first horizontal pole 12 to run through about the upper end of stand 11, it has second horizontal pole 13 to run through about the lower extreme of stand 11, fixed mounting has arc railing 14 that is parallel to each other between first horizontal pole 12 and the second horizontal pole 13, and arc railing 14's sunken face is towards the road surface, the middle part of stand 11 has arc arch 15 towards road surface one side integrated into one piece, crossbeam 21 runs through the protruding 15 left and right sides of arc, connecting rod 23 fixed mounting is on stand 11, both sides run through about the upper end of stand 11 has third horizontal pole 16, and third horizontal pole 16 is located first horizontal pole 12 upper ends.

Arc railing 14 that mutual parallel distribution is bridge railing 1 main part, for the defense structure on second floor, after crashproof mechanism main part 2 was crossed to the too big impact force of vehicle for hinder the car once more, stop that the vehicle rushes out the bridge floor, third horizontal pole 16 surface is smooth, is used for pedestrian's gripping, plays the handrail effect.

The buffer member 24 includes a rectangular casing 241, the left and right sides of the rectangular casing 241 are uniformly and fixedly assembled with a connecting plate 242, the connecting plate 242 is inserted into the adjacent vertical rod 22, the connecting plate 242 is provided with a through hole 243, the outer side wall of the vertical rod 22 is screwed with a bolt penetrating through the through hole 243, at least eight rectangular cavities 244 are transversely and uniformly provided in the rectangular casing 241, and a buffer device 245 is assembled in the rectangular cavity 244.

As shown in fig. 5, the rectangular casing 241 is divided into two parts, i.e., left and right parts, and is fastened and welded into a whole body after the buffer 245 is installed inside, the welded part is polished smoothly, the thickness of the front and rear side walls of the rectangular casing 241 is half of that of the other side walls, when a vehicle impacts on the side wall of the rectangular casing 241 facing the lane, the rectangular casing 241 deforms to press the inner buffer 245, the buffer 245 deforms to buffer the impact force, and the deformed rectangular casing 241 also plays a role in assisting in buffering the impact force due to the material of the spring steel of the buffer 24.

The buffering device 245 comprises springs 2451 fixedly assembled on the left and right side walls of the rectangular cavity 244, rectangular blocks 2452 slidably assembled in the rectangular cavity 244 are fixedly assembled at the inner side ends of the two springs 2451, and a first arc-shaped elastic metal plate 2453, a second arc-shaped elastic metal plate 2454 and a third arc-shaped elastic metal plate 2455 which are attached to each other are arranged in the two rectangular blocks.

The impact force extrudes the side wall of the rectangular shell 241 facing to one side of the lane, the rectangular shell 241 is extruded in a sunken mode on the third arc-shaped elastic metal plate 2455, the third arc-shaped elastic metal plate 2455 transmits force to the second arc-shaped elastic metal plate 2454 and the first arc-shaped elastic metal plate 2453, the three arc-shaped elastic metal plates are identical in shape and structure and are stacked to form a butterfly spring piece, deformation extends towards two ends when the springs are extruded, the rectangular piece 2452 is extruded on the rectangular piece 2452 in the rectangular cavity 244 towards two ends in a sliding mode, the springs 2451 further buffer the impact force due to deformation, the structure in the device generates elastic deformation for many times, the impact force is buffered step by step and consumed, and the reaction force of the impact force on the vehicle is reduced.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a bridge railing anticollision institution, is including fixing subaerial bridge railing (1), its characterized in that: the bridge guardrail (1) is provided with an anti-collision mechanism main body (2), and the lower end of the anti-collision mechanism main body (2) is fixed with the ground;

anticollision institution main part (2) are including transversely running through crossbeam (21) of bridge railing (1), the lower fixed surface of crossbeam (21) is equipped with two montants (22), and the lower extreme and the ground of montant (22) are fixed, the lateral wall fixed mounting of montant (22) has the one end of connecting rod (23), and the other end fixed mounting of connecting rod (23) is on bridge railing (1), two fixed mounting has bolster (24), two between montant (22) fixed mounting has two X shape supports (25), and bolster (24) are located two between X shape support (25).

2. The bridge guardrail anticollision mechanism of claim 1, characterized in that: bridge railing (1) is including fixed mounting in subaerial stand (11), it has first horizontal pole (12) to run through about the upper end of stand (11), it has second horizontal pole (13) to run through about the lower extreme of stand (11), fixed being equipped with arc railing (14) that are parallel to each other between first horizontal pole (12) and second horizontal pole (13), and the sunken face of arc railing (14) is towards the road surface, the middle part of stand (11) has arc arch (15) towards road surface one side integrated into one piece, crossbeam (21) run through arc arch (15) the left and right sides, connecting rod (23) fixed mounting is on stand (11), the upper end left and right sides of stand (11) runs through and has third horizontal pole (16), and third horizontal pole (16) are located first horizontal pole (12) upper end.

3. The bridge guardrail anticollision mechanism of claim 1, characterized in that: the buffer piece (24) comprises a rectangular shell (241), the left side and the right side of the rectangular shell (241) are uniformly and fixedly provided with connecting plates (242), the connecting plates (242) are inserted into the adjacent vertical rods (22), through holes (243) are formed in the connecting plates (242), the outer side walls of the vertical rods (22) are screwed on bolts penetrating through the through holes (243), at least eight rectangular cavities (244) are transversely and uniformly formed in the rectangular shell (241), and buffer devices (245) are arranged in the rectangular cavities (244).

4. The bridge guardrail anticollision mechanism of claim 3, characterized in that: the buffer device (245) comprises springs (2451) fixedly assembled on the left side wall and the right side wall of the rectangular cavity (244), rectangular blocks (2452) slidably assembled in the rectangular cavity (244) are fixedly assembled at the inner side ends of the two springs (2451), and a first arc-shaped elastic metal plate (2453), a second arc-shaped elastic metal plate (2454) and a third arc-shaped elastic metal plate (2455) which are attached to each other are arranged in the two rectangular blocks.