CN215801275U

CN215801275U - Public road bridge roof beam safety anticollision barrier device

Info

Publication number: CN215801275U
Application number: CN202122042852.5U
Authority: CN
Inventors: 张恒
Original assignee: Zhongsheng Huichuang Construction Development Co ltd
Current assignee: Zhongsheng Huichuang Construction Development Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-02-11
Anticipated expiration: 2031-08-27

Abstract

The utility model relates to the technical field of guardrail devices, in particular to a safety anti-collision guardrail device for a highway bridge, which comprises: the guardrail support plates are arranged in two groups, and guardrail supports are arranged on two sides of each guardrail support plate; anticollision institution, both sides all are provided with anticollision institution around the guardrail backup pad, and anticollision institution includes the cavity, the cavity has all been seted up to both sides inner wall around the guardrail backup pad, the equal equidistance welding of cavity inner wall has buffer spring, and the buffer spring other end has all welded the baffle, splicing institution is located between the guardrail support, and splicing institution includes lug, one side both sides all are fixed with the lug around the outer wall of guardrail support top. According to the utility model, through the elastic action of the buffer spring, the impact force brought by the baffle and the buffer plate to the vehicle is buffered, so that the direct collision between the vehicle and the guardrail device is effectively avoided, and the integral protection performance and the anti-collision performance of the guardrail are improved.

Description

Public road bridge roof beam safety anticollision barrier device

Technical Field

The utility model relates to the technical field of guardrail devices, in particular to a safety anti-collision guardrail device for a highway bridge.

Background

The most important public road bridge roof beam guardrail device of traffic infrastructure, the material of guardrail is stainless steel, circular steel tube, square steel pipe or profiled sheet usually, and the guardrail mainly used protects and protects human safety in the occasion of public road bridge roof beam, but still must discuss the aesthetic property under the prerequisite of realizing the protection, and current guardrail is fixed through using expansion bolts and ground to the price is medium on the low side, is fit for the large tracts of land and adopts.

The existing highway bridge guardrail device is designed as a whole mostly, the structure of the middle part is simple, only one steel plate is supported mostly, the steel plate is easy to break when gravity impact is met, therefore, the vehicle cannot be well buffered, and the pedestrian in the vehicle can be injured, so that the highway bridge safety anti-collision guardrail device is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problems, the utility model aims to provide a safety crash barrier device for a highway bridge, which aims to solve the problems that most of the conventional highway bridge crash barrier devices in the background art are integrally designed and the structure of the middle part is simpler.

In order to achieve the purpose, the utility model provides the following technical scheme: a highway bridge safety crash barrier device comprising:

the guardrail support plates are arranged in two groups, and guardrail supports are arranged on two sides of each guardrail support plate;

the front side and the rear side of the guardrail supporting plate are both provided with the anti-collision mechanisms, each anti-collision mechanism comprises a cavity, the inner walls of the front side and the rear side of the guardrail supporting plate are both provided with the cavities, the inner walls of the cavities are welded with buffer springs at equal intervals, and the other ends of the buffer springs are both welded with baffle plates;

the splicing mechanism is located between the guardrail supports and comprises a convex block.

Preferably, one side both sides all are fixed with the lug around the guardrail support top outer wall, and have the commentaries on classics board through pivot swing joint between the lug, it has the bolt to run through the screw through changeing board opposite side inner wall, the opposite side guardrail support top inner wall all seted up with bolt mutually supporting screw.

Preferably, a buffer plate is fixed on the outer side of the chamber, and the outer surface of the buffer plate is designed in an arc shape.

Preferably, the middle parts of the front side and the rear side of the guardrail support are welded with support frames, and the support frames are designed in an inclined manner.

Preferably, the guardrail support outer wall on one side is all fixed with the fixed block equidistance, and the fixed block inner wall has all seted up the spacing groove, spacing inslot portion is inserted and is equipped with the stopper, and the equal equidistance of stopper opposite side is fixed at opposite side guardrail support outer wall.

Preferably, the upper side and the lower side of one side of the fixing block close to the limiting block are both fixed with a positioning block, and the inner wall of the guardrail support at the other side is provided with a notch matched with the positioning block.

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

1. the safety anti-collision guardrail device for the highway bridge is provided with the cavities, the buffer spring baffle plates and the buffer plates, and the middle part of the existing guardrail device is simple in structure, so that the cavities are formed in the inner walls of the front side and the rear side of the guardrail supporting plate, and then the impact force of the outside is buffered under the matching action of the buffer springs, the baffle plates and the buffer plates can buffer the impact force brought by a vehicle under the elastic action of the buffer springs when the vehicle accidentally hits the guardrail device, and the outer surfaces of the buffer plates are in arc-shaped design, so that the direct collision between the vehicle and the guardrail device can be effectively avoided, and the integral protection performance and the anti-collision performance of the guardrail are improved;

2. this public road bridge roof beam safety anticollision barrier device is provided with the lug, change the board, the bolt, the fixed block, spacing groove and stopper, because current guardrail mostly is that several weld for a set of forming, consequently when a guardrail goes wrong, need change a set of guardrail, this mechanism is through being provided with the lug, it can make up the concatenation to change board and bolt between two guardrails, and be provided with the fixed block simultaneously, spacing groove and stopper, can make things convenient for two guardrails to align before the concatenation of combination, this mechanism operation is got up convenient and fast, can be to solitary concatenation between the guardrail.

Drawings

FIG. 1 is a schematic diagram of a left side top perspective view of the present invention;

FIG. 2 is a schematic diagram of a three-dimensional explosive structure of the splicing mechanism of the present invention;

FIG. 3 is a schematic diagram of a right-side perspective view of the present invention;

FIG. 4 is a schematic diagram of a three-dimensional explosive structure of the anti-collision mechanism of the present invention;

fig. 5 is a schematic view of a three-dimensional structure of the fixing block, the limiting groove, the limiting block and the positioning block.

In the figure: 1. a guardrail support plate; 2. a guardrail support; 11. a chamber; 12. a buffer spring; 13. a baffle plate; 14. a buffer plate; 15. a support frame; 21. a bump; 22. rotating the plate; 23. a bolt; 24. a fixed block; 25. a limiting groove; 26. a limiting block; 27. and (5) positioning the blocks.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention is shown: a highway bridge safety crash barrier device comprising:

the guardrail support plates 1 are arranged in two groups, and guardrail supports 2 are arranged on two sides of each guardrail support plate 1;

the front side and the rear side of the guardrail supporting plate 1 are provided with the anti-collision mechanisms, each anti-collision mechanism comprises a cavity 11, the cavities 11 are formed in the inner walls of the front side and the rear side of the guardrail supporting plate 1, the inner walls of the cavities 11 are welded with the buffer springs 12 at equal intervals, and the other ends of the buffer springs 12 are welded with the baffle plates 13, so that when a vehicle accidentally hits the guardrail device, the baffle plates 13 and the buffer plates 14 can buffer impact force brought by the vehicle under the elastic action of the buffer springs 12, and the integral protectiveness and the anti-collision performance of the guardrail are improved;

the splicing mechanism is positioned between the guardrail supports 2 and comprises a convex block 21.

Both sides all are fixed with lug 21 around 2 top outer walls of one side guardrail support, and have commentaries on classics board 22 through pivot swing joint between the lug 21, it has bolt 23 to run through the screw thread to change board 22 opposite side inner wall, 2 top inner walls of opposite side guardrail support have all been seted up and have been mutually supported the screw with bolt 23, through being provided with lug 21, it can make up the concatenation to make up between two guardrails to change board 22 and bolt 23, when a guardrail received the damage, can change the guardrail alone, and this mechanism operation is got up convenient and fast.

The chamber 11 outside is fixed with buffer board 14, and buffer board 14 surface is the arc design, through setting up buffer board 14 surface into the arc, can effectually avoid taking place comparatively direct collision between vehicle and the guardrail device.

Support frame 15 has all been welded at both sides middle part around the guardrail support 2, and support frame 15 all is the design of slope form, through being provided with support frame 15, can wholly support the guardrail device to improve the stability of guardrail device during the use, can not produce easily and empty.

The outer wall of the guardrail support 2 on one side is fixed with the fixing blocks 24 at equal intervals, the inner wall of the fixing blocks 24 is provided with the limiting grooves 25, the limiting blocks 26 are inserted into the limiting grooves 25, the other sides of the limiting blocks 26 are fixed on the outer wall of the guardrail support 2 on the other side at equal intervals, the fixing blocks 24, the limiting grooves 25 and the limiting blocks 26 are arranged, two guardrails can be aligned conveniently before being combined and spliced, and therefore the bolts 23 can be fixed conveniently.

Both sides all are fixed with locating piece 27 about the one side that fixed block 24 is close to stopper 26, and the notch of mutually supporting with locating piece 27 is all seted up to opposite side guardrail support 2 inner wall, through being provided with locating piece 27, when stopper 26 inserts and establishes into spacing groove 25 inside, can insert locating piece 27 and establish into the notch to it is more convenient to make the concatenation between two sets of guardrails.

The working principle is as follows: when a vehicle impacts the guardrail, the baffle 13 and the buffer plate 14 buffer the impact force of the vehicle under the elastic action of the buffer spring 12, so that the vehicle and the guardrail device are prevented from being directly collided;

when needs splice between two sets of guardrails, insert through the stopper 26 with a set of guardrail opposite side and establish into the spacing groove 25 of another group of guardrail one side, locating piece 27 then can insert and establish into the notch this moment, laminate between two sets of guardrails this moment, rotate commentaries on classics board 22 afterwards, rethread rotation bolt 23 for bolt 23 inserts and establishes into the screw hole, accomplishes the concatenation between two sets of guardrails this moment, operates this end.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Claims

1. The utility model provides a public road bridge roof beam safety anticollision barrier device which characterized in that includes:

the guardrail support plates (1) are arranged into two groups, and guardrail supports (2) are arranged on two sides of each guardrail support plate (1);

the front side and the rear side of the guardrail supporting plate (1) are provided with the anti-collision mechanisms, each anti-collision mechanism comprises a cavity (11), the inner walls of the front side and the rear side of the guardrail supporting plate (1) are provided with the cavities (11), the inner walls of the cavities (11) are welded with buffer springs (12) at equal intervals, and the other ends of the buffer springs (12) are welded with baffle plates (13);

the splicing mechanism is positioned between the guardrail supports (2) and comprises a convex block (21).

2. The road and bridge safety anti-collision guardrail device of claim 1, wherein: one side both sides all are fixed with lug (21) around guardrail support (2) top outer wall, and have commentaries on classics board (22) through pivot swing joint between lug (21), it has bolt (23) to run through the screw thread to change board (22) opposite side inner wall guardrail support (2) top inner wall has all been seted up and has been mutually supported the screw with bolt (23).

3. The road and bridge safety anti-collision guardrail device of claim 1, wherein: a buffer plate (14) is fixed on the outer side of the cavity (11), and the outer surface of the buffer plate (14) is designed in an arc shape.

4. The road and bridge safety anti-collision guardrail device of claim 1, wherein: support frames (15) are welded to the middle portions of the front side and the rear side of the guardrail support (2), and the support frames (15) are all designed in an inclined mode.

5. The road and bridge safety anti-collision guardrail device of claim 1, wherein: one side guardrail support (2) outer wall all equidistance is fixed with fixed block (24), and fixed block (24) inner wall has all seted up spacing groove (25), spacing groove (25) inside is inserted and is equipped with stopper (26), and stopper (26) opposite side all equidistance is fixed at opposite side guardrail support (2) outer wall.

6. A road and bridge safety anti-collision guardrail device according to claim 5, characterized in that: the upper and lower sides of one side of the fixing block (24) close to the limiting block (26) are both fixed with a positioning block (27), and the inner wall of the guardrail support (2) on the other side is provided with notches matched with the positioning block (27).