CN215829247U

CN215829247U - Bridge anticollision barrier

Info

Publication number: CN215829247U
Application number: CN202021933224.5U
Authority: CN
Inventors: 马诚
Original assignee: Hubei Zhonghaitong Water Conservancy And Hydropower Engineering Co ltd
Current assignee: Hubei Zhonghaitong Water Conservancy And Hydropower Engineering Co ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2022-02-15
Anticipated expiration: 2030-09-07

Abstract

The utility model discloses a bridge anti-collision guardrail which comprises a support and a base, wherein the support is fixedly connected to the base, a steel plate is arranged on one side of the support, the steel plate is connected with the support through a plurality of damping shock absorbers, a fixed block is fixedly connected to one side, close to the steel plate, of the support, a placing groove is formed in the fixed block, a first pressure distributing plate is arranged in the placing groove and fixedly connected with the inner bottom of the placing groove through a pressure reducing plate, a plurality of pressure reducing cavities shaped like a Chinese character kou are formed in the pressure reducing plate, one end, far away from the pressure reducing plate, of the first pressure distributing plate is fixedly connected with a plurality of hollow rings, and the two hollow rings are fixedly connected through connecting rods. The utility model has compact structure, can limit the impacted automobile, prevents larger safety accidents caused by elastic collision of the automobile, can disperse huge force generated by the collision, can lighten the consequences of the accidents and reduces casualties.

Description

Bridge anticollision barrier

Technical Field

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

Background

The bridge generally refers to a structure which is erected on rivers, lakes and seas and enables vehicles, pedestrians and the like to smoothly pass through. In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed to span mountain stream, unfavorable geology or meet other traffic needs, so that the buildings are convenient to pass.

The guardrail refers to industrial guardrail. The guardrail is mainly used for protecting and protecting personal safety and equipment facilities in occasions such as houses, roads, commercial districts, public places and the like. The guard rail is visible everywhere in our lives. The price per meter length of the guardrail can also be different according to the height.

The guardrail is as protective equipment, extensive application has been all in each field, especially in the aspect of the bridge, current guardrail generally all adopts the metal pole of single structure to make, only has single guard action, when taking place the striking, can be very big lead to the guardrail to take place to warp or the phenomenon that directly drops takes place to the damage degree that has leaded to the guardrail is high, economic cost's expenditure has been increased, make its life greatly reduced, can't reach the requirement of guardrail anticollision, the use has the limitation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a bridge anti-collision guardrail which is manufactured by adopting metal rods with a single structure and has no anti-collision function if the existing guardrail is generally manufactured by adopting metal rods with a single structure.

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

a bridge anti-collision guardrail comprises a support and a base, wherein the support is fixedly connected to the base, a steel plate is arranged on one side of the support and is connected with the support through a plurality of damping shock absorbers, a fixed block is fixedly connected to one side, close to the steel plate, of the support, a placing groove is arranged in the fixed block, a first pressure distribution plate is arranged in the placing groove and is fixedly connected with the inner bottom of the placing groove through a pressure reduction plate, a plurality of pressure reduction cavities shaped like Chinese character kou are arranged in the pressure reduction plate, one end, far away from the pressure reduction plate, of the first pressure distribution plate is fixedly connected with a plurality of hollow rings, two adjacent hollow rings are fixedly connected through a connecting rod, one side, far away from the connecting rod, of each hollow ring is fixedly connected with a sliding block, a sliding rod corresponding to the sliding block is fixedly connected in the placing groove, the sliding block is connected with the sliding rod in a sliding manner, and a damping spring is sleeved on the sliding rod, damping spring's both ends are connected with standing groove lateral wall and slider respectively, sliding seal has the piston in the cavity ring, one side of piston is equipped with the second of fixed connection on the steel sheet and divides the clamp plate, the second divides the clamp plate to pass through telescopic link and piston connection, the one end fixedly connected with one end that the second divides the clamp plate is kept away from to the steel sheet is equipped with open-ended spacing box, the equidistance is equipped with a plurality of lock cones in the spacing box, the lock awl passes through blotter fixed mounting on the steel sheet, be equipped with a plurality of strengthening ribs between base and the support, the both ends of strengthening rib respectively with base and support fixed connection.

Preferably, the telescopic rod is sleeved with a linear spring, and two ends of the linear spring are respectively connected with the second pressure dividing plate and the piston.

Preferably, both sides of the base are fixedly connected with a plurality of connecting blocks, locking ports are formed in the connecting blocks, and locking screws are arranged in the locking ports.

Preferably, a plurality of the reinforcing ribs are arranged in a triangular manner with the base and the bracket.

Preferably, the steel plate is far away from the second pressure dividing plate and is fixedly connected with a reinforcing plate.

Preferably, be equipped with the snubber block in the cavity ring, bottom fixed connection in one side and the cavity ring of snubber block, the one end that the interior bottom of cavity ring was kept away from to the snubber block contacts with the piston.

Compared with the prior art, the utility model has the beneficial effects that: through the interaction between the limiting box and the buckling cone and the interaction between the buffering cushions, when an automobile impacts the limiting box on the steel plate, the head of the automobile enters the limiting box, the buckling cone enters the head of the automobile at the moment, the automobile can be limited, other protective guards and the automobile are prevented from being damaged when the automobile elastically collides, and the impacted automobile can be prevented from falling out of a bridge; the reinforcing ribs which are arranged in a triangular shape are arranged, so that the triangular shape has stability, the support and the base are more stable, and the anti-collision capacity of the whole device is improved; through setting up the mechanism that a plurality of steel sheets cushion, can disperse the huge power that the striking produced, can alleviate the accident consequence, reduce the injures and deaths.

Drawings

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

FIG. 2 is a schematic view of the structure at position A of the present invention.

In the figure: the damping device comprises a support 1, a steel plate 2, a damping shock absorber 3, a fixing block 4, a pressure reducing plate 5, a first pressure dividing plate 6, a hollow ring 7, a connecting rod 8, a sliding rod 9, a sliding block 10, a piston 11, a telescopic rod 12, a second pressure dividing plate 13, a buckling cone 14, a shock absorbing block 15, a reinforcing plate 16, a connecting block 17, a locking screw 18, a reinforcing rib 19, a limiting box 20 and a base 21.

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.

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, are merely for convenience in describing the present invention and simplifying the 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 thus, should not be construed as limiting the present invention.

Referring to fig. 1-2, a bridge crash barrier comprises a support 1 and a base 21, wherein a plurality of linking blocks 17 are fixedly connected to both sides of the base 21, locking ports are formed in the linking blocks 17, locking screws 18 are arranged in the locking ports to facilitate the fixation of the whole crash barrier, the support 1 is fixedly connected to the base 21, a steel plate 2 is arranged on one side of the support 1, the steel plate 2 is far away from a second pressure-dividing plate 13 and is fixedly connected with a reinforcing plate 16, the steel plate 2 and the reinforcing plate 16 can prevent the large force generated during the collision of an automobile from deforming, the steel plate 2 is fixedly connected with the support 1 through a plurality of damping shock absorbers 3, a fixed block 4 is fixedly connected to one side of the support 1 close to the steel plate 2, a placing groove is formed in the fixed block 4, a first pressure-dividing plate 6 is arranged in the placing groove, and the first pressure-dividing plate 6 is fixedly connected with the inner bottom of the placing groove through a pressure-reducing plate 5, the decompression plate 5 is internally provided with a plurality of decompression cavities in a shape like a Chinese character 'kou'.

One end of the first pressure dividing plate 6, which is far away from the pressure reducing plate 5, is fixedly connected with a plurality of hollow rings 7, a damping block 15 is arranged in each hollow ring 7, one side of each damping block 15 is fixedly connected with the inner bottom of each hollow ring 7, one end of each damping block 15, which is far away from the inner bottom of each hollow ring 7, is in contact with a piston 11, each damping block 15 can buffer each piston 11 to play a role in protection, two adjacent hollow rings 7 are fixedly connected through a connecting rod 8, one side of each hollow ring 7, which is far away from the connecting rod 8, is fixedly connected with a sliding block 10, a sliding rod 9 corresponding to the sliding block 10 is fixedly connected in each placing groove, the

sliding blocks

10 and 9 are in sliding connection, each sliding rod 9 is sleeved with a damping spring, two ends of each damping spring are respectively connected with the side wall of each placing groove and the corresponding sliding block 10, each hollow ring 7 is in sliding and sealing connected with a piston 11, one side of each piston 11 is provided with a second pressure dividing plate 13 fixedly connected to the steel plate 2, the second pressure dividing plate 13 is connected with the piston 11 through the telescopic rod 12, the telescopic rod 12 is sleeved with a linear spring, two ends of the linear spring are respectively connected with the second pressure dividing plate 13 and the piston 11, and the linear spring is arranged to play a role in buffering.

One end fixedly connected with one end that second pressure divider 13 was kept away from to steel sheet 2 is equipped with open-ended stop box 20, the equidistance is equipped with a plurality of lock awl 14 in the stop box 20, lock awl 14 passes through blotter fixed mounting on steel sheet 2, be equipped with a plurality of strengthening ribs 19 between base 21 and the support 1, a plurality of strengthening ribs 19 and base 21, all be the triangle-shaped setting between the support 1, through setting up a plurality of strengthening ribs 19 that present the triangle-shaped setting, triangle-shaped has stability, make more stable between this support 1 and the base 21, promote the crashproof ability of whole device, the both ends of strengthening rib 19 respectively with

base

21 and 1 fixed connection of support.

In the utility model, the whole device is fixed on a bridge through a locking screw 18, when an automobile impacts a limit box 20 on a steel plate 2, the head of the automobile enters the limit box 20, a buckling cone 14 enters the head of the automobile at the moment, the buckling cone 14 can limit the automobile, the steel plate 2 and a reinforcing plate 16 can prevent the automobile from deforming when huge force is generated during impact, when the automobile impacts the steel plate 2, a damping shock absorber 3 can perform first dispersed force impact force on the automobile during impact, when the steel plate 2 continues to move forwards, an expansion link 12 can perform second dispersed impact force on the steel plate 2, when the expansion link 12 expands and contracts, when a piston 11 slides in a hollow ring 7, because the piston 11 is in sliding sealing connection with the hollow ring 7, the piston 11 compresses air at the moment, and the air generates a reaction force on the piston, realize the cubic dispersion striking dynamics to it, cavity ring 7 forward motion's in-process, make slider 10 slide on slide bar 9, slider 10 motion in-process, damping spring can realize the cubic dispersion striking dynamics to cavity ring 7 during damping spring compression, during the in-process of slider 10 backward motion, first minute clamp plate 6 reduces clamp plate 5, reduce clamp plate 5 can carry out the cubic dispersion striking dynamics to it, through setting up a plurality of strengthening ribs 19 that present the triangle-shaped setting, triangle-shaped has stability, make this support 1 and base 21 between more stable, promote the crashproof ability of whole device.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a bridge anticollision barrier, includes support (1) and base (21), support (1) fixed connection is on base (21), its characterized in that, one side of support (1) is equipped with steel sheet (2), steel sheet (2) are connected with support (1) through a plurality of damping bumper shock absorbers (3), one side fixedly connected with fixed block (4) that support (1) is close to steel sheet (2), be equipped with the standing groove in fixed block (4), be equipped with first pressure divider board (6) in the standing groove.

2. The bridge crash barrier according to claim 1, characterized in that the first pressure divider (6) is fixedly connected with the inner bottom of the placement groove through a pressure reducing plate (5), a plurality of pressure reducing cavities shaped like Chinese character 'kou' are arranged in the pressure reducing plate (5), one end of the first pressure reducing plate (6) far away from the pressure reducing plate (5) is fixedly connected with a plurality of hollow rings (7), two adjacent hollow rings (7) are fixedly connected through a connecting rod (8), one side of the hollow ring (7) far away from the connecting rod (8) is fixedly connected with a sliding block (10), a sliding rod (9) corresponding to the sliding block (10) is fixedly connected in the placing groove, slider (10) and slide bar (9) sliding connection, the cover is equipped with damping spring on slide bar (9), damping spring's both ends are connected with standing groove lateral wall and slider (10) respectively.

3. The bridge anti-collision guardrail according to claim 2, characterized in that a piston (11) is slidably and hermetically connected in the hollow ring (7), a second pressure dividing plate (13) fixedly connected to the steel plate (2) is arranged on one side of the piston (11), the second pressure dividing plate (13) is connected with the piston (11) through an expansion link (12), a limiting box (20) with an opening at one end is fixedly connected to one end of the steel plate (2) far away from the second pressure dividing plate (13), a plurality of buckling cones (14) are equidistantly arranged in the limiting box (20), the buckling cones (14) are fixedly mounted on the steel plate (2) through a cushion pad, a plurality of reinforcing ribs (19) are arranged between the base (21) and the support (1), and two ends of the reinforcing ribs (19) are respectively fixedly connected with the base (21) and the support (1).

4. The bridge anti-collision guardrail according to claim 3, characterized in that the telescopic rod (12) is sleeved with a linear spring, and two ends of the linear spring are respectively connected with the second pressure dividing plate (13) and the piston (11).

5. The bridge anti-collision guardrail according to claim 4, characterized in that a plurality of connecting blocks (17) are fixedly connected to both sides of the base (21), locking ports are formed in the connecting blocks (17), and locking screws (18) are arranged in the locking ports.

6. A bridge crash barrier according to claim 5, characterized in that a plurality of said ribs (19) are arranged in a triangular pattern with respect to the base (21) and the bracket (1).

7. A bridge crash barrier according to claim 6, characterized in that a reinforcement plate (16) is fixedly connected to the steel plate (2) remote from the second pressure divider plate (13).

8. A bridge crash barrier according to claim 7, characterized in that a shock absorption block (15) is arranged in the hollow ring (7), one side of the shock absorption block (15) is fixedly connected with the inner bottom of the hollow ring (7), and one end of the shock absorption block (15) far away from the inner bottom of the hollow ring (7) is in contact with the piston (11).