CN219240277U

CN219240277U - Bridge anticollision barrier

Info

Publication number: CN219240277U
Application number: CN202223393862.4U
Authority: CN
Inventors: 张春军; 沈雨婷
Original assignee: Dinghong Rongye Construction Group Co ltd
Current assignee: Dinghong Rongye Construction Group Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-06-23
Anticipated expiration: 2032-12-19

Abstract

The utility model discloses a bridge anti-collision guardrail, which comprises a plurality of guardrail seats, wherein guardrail bars are arranged between two adjacent guardrail seats, each guardrail seat comprises a bottom plate, a fixed plate is vertically arranged on the bottom plate, a main shaft with an axis horizontally arranged is arranged on the fixed plate, a swinging plate is rotationally connected on the main shaft, the guardrail bars are arranged on the swinging plate, the inner side of the main shaft is provided with a lower limiting surface arranged on the fixed plate, the lower side of the lower limiting surface is provided with a lower locating pin arranged on the fixed plate, the inner side of the main shaft is provided with an upper limiting surface arranged on the swinging plate, an upper locating pin arranged on the swinging plate is arranged above the upper limiting surface, and a tension spring with one end sleeved on the upper locating pin and the other end sleeved on the lower locating pin is arranged between the upper locating pin and the lower locating pin. The anti-collision guardrail has the characteristics of force release and buffering, and is perfect in overall function and high in practicability.

Description

Bridge anticollision barrier

Technical Field

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

Background

The guardrails which are arranged on two sides of the bridge and have a protection function are of a rigid integrated structure, and are generally cast on two sides of the bridge. When the vehicles deviating from the driving route strike the guardrails, the barrier function is achieved, and the vehicles are prevented from rushing into the river. Because the guardrail of the rigid integrated structure has no buffer function, the excessive impact force can react to the vehicle deviating from the driving route, and the safety hazard to drivers and passengers in the vehicle exists, so that the overall effect is poor. Accordingly, the utility model provides a bridge anti-collision guardrail.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provide the bridge anti-collision guardrail which has the characteristic of force release and buffering.

In order to solve the technical problems, the aim of the utility model is realized as follows: the utility model relates to a bridge anti-collision guardrail which comprises a plurality of guardrail seats, wherein guardrail bars are arranged between two adjacent guardrail seats, each guardrail seat comprises a bottom plate, a fixed plate is vertically arranged on the bottom plate, a main shaft with an axis horizontally arranged is arranged on the fixed plate, a swinging plate is rotatably connected to the main shaft, the guardrail bars are arranged on the swinging plate, the inner side of the main shaft is provided with a lower limiting surface arranged on the fixed plate, the lower side of the lower limiting surface is provided with a lower locating pin arranged on the fixed plate, the inner side of the main shaft is provided with an upper limiting surface arranged on the swinging plate, an upper locating pin arranged on the swinging plate is arranged above the upper limiting surface, and a tension spring with one end sleeved on the upper locating pin and the other end sleeved on the lower locating pin is arranged between the upper locating pin and the lower locating pin.

The utility model is further provided with: the outer side of the main shaft is provided with a lower swing notch arranged on the fixed plate, and the outer side of the main shaft is provided with an upper swing notch arranged on the swing plate.

The utility model is further provided with: the lower swing notch and the upper swing notch are both fan-shaped.

The utility model is further provided with: the fixing plate is provided with a lower supporting plate close to the lower swinging notch, the swinging plate is provided with an upper supporting plate close to the upper swinging notch, and the upper supporting plate is connected with an adjusting screw through threads.

The utility model is further provided with: the rotating part of the adjusting screw is arranged between the lower supporting plate and the upper supporting plate.

In summary, the utility model has the following beneficial effects: according to the bridge anti-collision guardrail, the integrated guardrail seat is improved into the fixed plate and the swing plate structure which are hinged with each other, and the tension springs are arranged at the positions close to the inner sides of the fixed plate and the swing plate structure, so that the guardrail rod is released by the tension springs when impacted, a moderate buffering effect is achieved, the rigid collision is converted into the flexible collision, the impact force which is counteracted to a running vehicle is reduced, drivers and passengers are indirectly protected, the whole functions are complete, and the practicability is high.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic exploded view of the present utility model;

fig. 3 is a schematic overall structure of another embodiment of the present utility model.

Detailed Description

In order that those skilled in the art will better understand the technical solutions of the present utility model, preferred embodiments of the present utility model will be described below with reference to specific examples, but it should be understood that these descriptions are only for further illustrating the features and advantages of the present utility model, and are not limiting the patent claims of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model will be further described with reference to the drawings and preferred embodiments.

Example 1

Referring to fig. 1 and 2, a bridge crash barrier according to this embodiment includes a plurality of guardrail bases, two adjacent guardrail bases are equipped with guardrail 1 between, guardrail bases include bottom plate 2, and it has fixed plate 3 to erect on the bottom plate 2, is equipped with the main shaft 4 that the axis is the level setting on the fixed plate 3, rotates on the main shaft 4 and is connected with swinging plate 5, guardrail bar 1 establishes on swinging plate 5, the inboard of main shaft 4 is equipped with the lower spacing face 6 of establishing on fixed plate 3, and the below of lower spacing face 6 is equipped with and establishes lower locating pin 7 on the fixed plate, the inboard of main shaft 4 is equipped with and establishes the upper spacing face 8 on swinging plate 5, and the top of upper spacing face 8 is equipped with and establishes the last locating pin 9 on the swinging plate, be equipped with one end cover in last locating pin, another end cover in the extension spring 10 of locating pin down between the lower locating pin 7.

Further, a lower swing notch 11 is provided on the outer side of the main shaft 4 and provided on the fixing plate 3, and an upper swing notch 12 is provided on the swing plate 5 and provided on the outer side of the main shaft 4.

Further, the lower swing notch 11 and the upper swing notch 12 are both fan-shaped.

In the present embodiment, first, the upper limit surface 8 is closely attached to the lower limit surface 6 under the tension of the tension spring 10, and the crash barrier is in an initial state as shown in fig. 1. When the guardrail bar 1 is impacted, the swinging plate 5 rotates outwards, the position of the fixing plate 3 is unchanged, and the tension spring 10 stretches, so that the force release buffering is realized.

Wherein, through the arrangement of the lower swing notch 11 and the upper swing notch 12, the swing plate 5 is used for limiting the rotation amplitude of the swing plate relative to the fixed plate 3.

Example 2

Referring to fig. 1 to 3, a bridge crash barrier according to this embodiment is further configured, on the basis of embodiment 1, such that a lower support plate 13 near a lower swing gap is provided on the fixing plate 3, an upper support plate 14 near an upper swing gap is provided on the swing plate 5, and an adjusting screw 15 is screwed on the upper support plate 14.

Further, a rotating portion of the adjusting screw 15 is provided between the lower support plate 13 and the upper support plate 14.

In this embodiment, when the swing plate 5 rotates to a certain angle towards the outside, the rotating part of the adjusting screw 15 on the upper supporting plate 14 will abut against the lower supporting plate 13 to limit, and the extending length of the adjusting screw 15 can be changed to realize the function of adjusting the swing width of the swing plate 5.

According to the bridge anti-collision guardrail, the integrated guardrail seat is improved into the fixed plate and the swing plate structure which are hinged with each other, and the tension springs are arranged at the positions close to the inner sides of the fixed plate and the swing plate structure, so that the guardrail rod is released by the tension springs when impacted, a moderate buffering effect is achieved, the rigid collision is converted into the flexible collision, the impact force which is counteracted to a running vehicle is reduced, drivers and passengers are indirectly protected, the whole functions are complete, and the practicability is high.

Unless specifically stated otherwise, in the present utility model, if there are terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., the positional or positional relation is based on the actually shown positional or positional relation, it is merely for convenience of describing the present utility model and simplifying the description, and it is not necessary to indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional or positional relation in the present utility model are merely for exemplary illustration and are not to be construed as limitations of the present patent, and it is possible for those skilled in the art to combine the embodiments and understand the specific meaning of the above terms according to the specific circumstances.

Unless specifically stated or limited otherwise, the terms "disposed," "connected," and "connected" herein are to be construed broadly, e.g., they may be fixed, removable, or integral; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing describes in detail preferred embodiments of the present utility model. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the utility model by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.

Claims

1. The utility model provides a bridge anticollision barrier, includes a plurality of guardrail seats, adjacent two be equipped with guardrail bar between the guardrail seat, its characterized in that: the guardrail seat comprises a bottom plate, a fixing plate is vertically arranged on the bottom plate, a main shaft with an axis horizontally arranged is arranged on the fixing plate, a swinging plate is rotationally connected on the main shaft, a guardrail rod is arranged on the swinging plate, a lower limiting surface arranged on the fixing plate is arranged on the inner side of the main shaft, a lower locating pin arranged on the fixing plate is arranged below the lower limiting surface, an upper limiting surface arranged on the swinging plate is arranged on the inner side of the main shaft, an upper locating pin arranged on the swinging plate is arranged above the upper limiting surface, and a tension spring with one end sleeved on the upper locating pin and the other end sleeved on the lower locating pin is arranged between the upper locating pin and the lower locating pin.

2. The bridge anti-collision guardrail according to claim 1, characterized in that: the outer side of the main shaft is provided with a lower swing notch arranged on the fixed plate, and the outer side of the main shaft is provided with an upper swing notch arranged on the swing plate.

3. The bridge anti-collision guardrail according to claim 2, characterized in that: the lower swing notch and the upper swing notch are both fan-shaped.

4. A bridge crash barrier according to any one of claims 1-3, wherein: the fixing plate is provided with a lower supporting plate close to the lower swinging notch, the swinging plate is provided with an upper supporting plate close to the upper swinging notch, and the upper supporting plate is connected with an adjusting screw through threads.

5. The bridge anti-collision guardrail of claim 4, wherein: the rotating part of the adjusting screw is arranged between the lower supporting plate and the upper supporting plate.