CN112982304B

CN112982304B - Bridge collision avoidance device

Info

Publication number: CN112982304B
Application number: CN202110405222.1A
Authority: CN
Inventors: 范文峰; 施永灿
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2022-08-30
Anticipated expiration: 2041-04-15
Also published as: CN112982304A

Abstract

The invention provides a bridge anti-collision protection device which comprises at least two bridge columns, wherein two cross beams extend out of one half cylindrical surface of one bridge column, the cross beams are in contact with a semicircular first steel plate, the first steel plate is arranged to be tightly attached to the bridge columns, a second steel plate is arranged on the outer side of the first steel plate, the edge of the second steel plate is in contact with welding points on the edge of the cross beams, a hollow structure is formed among the first steel plate, the second steel plate and the cross beams, a plurality of first springs are welded between the first steel plate and the second steel plate, the welding points extend from the steel plate to the other bridge column, a square anti-collision frame is arranged on the surface of the bridge column, a plurality of second springs are arranged inside the square anti-collision frame, one side of the square anti-collision frame, which is in contact with the half surface of the bridge column, is in a semicircular shape, a movable ring is arranged at the contact position of the other opposite side and the steel plate, and the semicircular side of the steel plate are flush with the semicircular shape. This device utilizes two piece at least bridge posts, and the outside sets up crashproof frame, and crashproof frame is inside to be set up the spring, realizes the release action after the striking, and novel structure just thinks about uniquely.

Description

Bridge collision avoidance device

Technical Field

The invention relates to the technical field of collision prevention, in particular to a bridge collision prevention protection device.

Background

With the increase of the number of bridges, the increase of the size of ships and the increase of the speed of ships, the risk that the bridges are impacted by the ships is gradually increased.

There are three factors that cause a ship to bump into a bridge: firstly, human factors including working negligence, misoperation, insufficient technical capability, error in personnel cooperation and the like; mechanical faults comprise that the main engine stops, the ship loses power, the steering engine fails, the ship cannot work according to normal steering instructions, and the like; and thirdly, natural environments comprise natural factors such as channel parameter change, weather, flood, bridge area channel environment and the like. At present, an old bridge pier does not have a proper method to protect a single bridge pier of a bridge due to the fact that past anti-collision standards cannot meet the current anti-collision impact force requirement, and meanwhile, the current protection mode is mainly that flexible anti-collision is additionally arranged on a bridge pier lower structure below the bridge.

Traditional abutment design adopts many abutment designs, and at the in-process of ship striking bridge, as long as an abutment damages moreover, then can lead to whole bridge to collapse, and is very big to the harm of bridge.

An effective solution to the problems in the related art has not been proposed yet.

Disclosure of Invention

The invention aims to provide a bridge anti-collision protection device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a bridge collision avoidance device, including two piece at least bridge columns, one of them bridge column half face of cylinder department stretches out two crossbeams and this crossbeam and the contact of semi-circular first steel sheet, first steel sheet is hugged closely the bridge column sets up, the first steel sheet outside is provided with the second steel sheet, the edge of second steel sheet and the solder joint contact at crossbeam edge, first steel sheet, form hollow structure between second steel sheet and the crossbeam, first steel sheet, a plurality of first springs of welding between the second steel sheet, solder joint department is along stretching steel sheet to another bridge column and this bridge column surface and setting up square anticollision frame, the inside a plurality of second springs that set up of square anticollision frame, square anticollision frame sets to the semicircle form with one side of this bridge column half surface contact, another sets up the loose ring with steel sheet contact department relatively, steel sheet and semicircle shape limit parallel and level.

Further, flexible sleeves are arranged outside the first spring and the second spring.

Further, the hollow structure is filled with a flexible material.

Furthermore, the square anti-collision frame is made of flexible materials, and the edge of the square anti-collision frame is fixed with the steel plate.

Furthermore, the outer side of the second steel plate is wrapped with a protective layer, and the protective layer is made of a flexible material.

Further, the flexible material on the outer side of the second steel plate can be rubber, plastic, rubber and plastic, flexible steel or flexible wood.

Further, the welding points are movably connected with the cross beam.

Further, the cross beam is of a steel plate or concrete steel structure.

The working principle of the invention is as follows: when the ship strikes the bridge post, with the crashproof face contact of bridge post, the crashproof face receives the extrusion, can exert pressure to the bridge post face, the bridge post face sets up protective frame, the inside spring release that sets up of protective frame, after striking first bridge post, whole buffer stop can remove to another bridge post, be provided with crashproof frame on another bridge post equally, accurate release in the time of can reaching, and set up the protective layer in the bridge post outside, play the anticollision effect, the impact that produces when having weakened the ship striking, whole buffer stop furthest's protection pier post, the protection is passed ship and personnel are not harmd simultaneously, be applicable to the collision avoidance protection of various bridge posts.

Compared with the prior art, the invention has the following beneficial effects: 1. the device has simple structure, convenient installation and easy realization; 2. the device realizes pressure relief after impact by using at least two bridge columns, and has a novel structure; 3. the protective layer is arranged on the outer side of the device, so that the impact force generated when a ship is impacted is weakened, the pier column and the bridge are protected to the maximum extent, meanwhile, the ship and personnel are protected from being damaged, the device is suitable for various bridges, and the device is novel in idea and unique in concept; 4. the device can reduce the loss of the ship when the ship collides with the bridge, and reduce the accident probability; 5. the device has low cost and multiple functions.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural view of a bridge collision avoidance system of the present invention;

fig. 2 is a structural diagram of the bridge anti-collision protection device applied to a bridge.

In the figure: 1. the anti-collision device comprises a bridge column, 2 parts of a first steel plate, 3 parts of a second steel plate, 4 parts of a first spring, 5 parts of a cross beam, 6 parts of a protective layer, 7 parts of welding points, 8 parts of a square anti-collision frame, 9 parts of the steel plate, 10 parts of a movable ring and 11 parts of a second spring.

Detailed Description

The invention is further described with reference to the following drawings and detailed description:

as shown in fig. 1-2, a bridge anti-collision protection device comprises at least two bridge columns 1, wherein one half cylindrical surface of one bridge column 1 extends out of two cross beams 5, the cross beam 5 is in contact with a semicircular first steel plate 2, the first steel plate 2 is tightly attached to the bridge column 1, a second steel plate 3 is arranged on the outer side of the first steel plate 2, the edge of the second steel plate 3 is in contact with a welding point 7 on the edge of the cross beam 5, a hollow structure is formed among the first steel plate 2, the second steel plate 3 and the cross beam 5, a plurality of first springs 4 are welded between the first steel plate 2 and the second steel plate 3, a square anti-collision frame 8 is arranged at the welding point 7 along the steel plate 9 to the other bridge column 1 and on the surface of the bridge column 1, a plurality of second springs 11 are arranged inside the square anti-collision frame 8, one side of the square anti-collision frame 8 in contact with the half surface of the bridge column 1 is arranged in a semicircular shape, the other opposite side is provided with a movable ring 10 at the contact part with the steel plate 9, and the steel plate 9 is flush with the semicircular side.

The device comprises at least two bridge columns 1, and if the device meets the condition of 3 bridge columns in a row, more piers can be connected in an extending way, so that greater resistance is provided.

The two cross beams 5 are arranged at the half position as the optimal position, and the proper position which is larger than one half of the cylindrical surface or smaller than one half of the cylindrical surface can be selected according to the actual conditions of different bridge models.

When the piers at the two sides of the bridge pillar need to provide collision prevention, the design of the device can be arranged at the other side direction on the basis of the device, so that the effect of simultaneously protecting the two piers is achieved.

In order to achieve the maximum anti-resistance effect, the square anti-collision frame 8 can be expanded to be connected with the cross beam 5 into a whole, so that the maximum anti-resistance effect between the two columns is achieved.

The action of the movable ring 10: when there is third bridge or more bridge, in order to increase bridge collision avoidance device on giving other bridge, set up activity ring 10 and connect collision avoidance device, simultaneously, design into activity ring 10, not only can increase and decrease collision avoidance device according to actual need, can realize collision avoidance device's cushioning effect through swing joint moreover, the protection bridge that can be better does not receive the harm of striking, protection bridge and ship.

When the ship striking abutment, with the crashproof face contact of abutment 1, the anticollision face receives the extrusion, can exert pressure to the abutment, the abutment sets up protective frame, the inside spring release that sets up of protective frame, after striking first abutment, whole buffer stop can remove to another abutment, be provided with crashproof frame on another abutment equally, accurate release in time, and set up protective layer 6 in the abutment 1 outside, play the anticollision effect, the impact that produces when having weakened the ship striking, whole buffer stop furthest's protection pier post, the while protection past ship and personnel are not harmd, be applicable to the collision avoidance of various abutments.

According to the above, the first spring 4 and the second spring 11 are provided with flexible sleeves on the outer sides. The outer sides of the first spring 4 and the second spring 11 are flexible sleeves made of flexible materials and can be bent along with the springs.

According to the above, the hollow structure is internally filled with a flexible material. The flexible material is filled in the hollow structure, so that the anti-collision frame can better resist external impact, plays a role in buffering, and can better protect the bridge from being damaged by impact.

According to the above, the square anti-collision frame 8 is made of flexible materials, and the edge of the square anti-collision frame 8 is fixed with the steel plate 9. The square anti-collision frame 8 is made of flexible materials and filled with the flexible materials, so that the anti-collision frame can better resist external impact, has a buffering effect, and can better protect a bridge from being damaged by impact. The edge of the square anti-collision frame 8 is fixed with the steel plate 9 by adopting a screw or riveting mode.

According to the content, the outer side of the second steel plate 3 is wrapped with the protective layer 6, and the protective layer 6 is made of a flexible material. The protective layer 6 is made of flexible materials, so that the whole anti-collision device can better resist external impact.

According to the above, the flexible material can be selected from rubber, plastics, rubber and plastics, flexible steel or flexible wood. The flexible material can be selected from various materials such as rubber, plastics, rubber and plastic, flexible steel or flexible wood, and can be selected by users.

According to the above, the welding spot 7 is movably connected with the cross beam 5. After the ship strikes the bridge, second steel sheet 3 is to bridge one side compression spring, solder joint 7 and 5 swing joint of crossbeam, provide the distance for second steel sheet 3 moves to bridge one side.

According to the above, the cross beam 5 is made of steel plate or concrete steel.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the invention as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A bridge anti-collision protection device is characterized by comprising at least two bridge columns (1), wherein two cross beams (5) extend out of one half cylindrical surface of one bridge column (1), the cross beams (5) are in contact with a semicircular first steel plate (2), the first steel plate (2) is arranged to be clung to the bridge columns (1),

a second steel plate (3) is arranged on the outer side of the first steel plate (2), the edge of the second steel plate (3) is contacted with a welding point (7) on the edge of the cross beam (5), a hollow structure is formed among the first steel plate (2), the second steel plate (3) and the cross beam (5), a plurality of first springs (4) are welded between the first steel plate (2) and the second steel plate (3), the welding spot (7) extends from the steel plate (9) to the other bridge post (1), the surface of the bridge post (1) is provided with a square anti-collision frame (8), a plurality of second springs (11) are arranged inside the square anti-collision frame (8), one side of square anticollision frame (8) and this bridge post (1) half surface contact sets to the semicircle form, and another sets up activity ring (10) with steel sheet (9) contact department relatively on the limit, steel sheet (9) and semicircle form limit parallel and level.

2. The bridge collision avoidance device according to claim 1, wherein flexible sleeves are arranged outside the first spring (4) and the second spring (11).

3. The bridge crash protection device of claim 1 wherein said hollow structure is internally filled with a flexible material.

4. The bridge anti-collision protection device according to claim 1, wherein the square anti-collision frame (8) is made of flexible materials, and the edge of the square anti-collision frame (8) is fixed with the steel plate (9).

5. The bridge anti-collision protection device according to claim 1, wherein the second steel plate (3) is wrapped with a protective layer (6), and the protective layer (6) is made of a flexible material.

6. The bridge collision avoidance device of claim 1, wherein the flexible material outside the second steel plate (3) is selected from any one of rubber, plastic, rubber and plastic, flexible steel and flexible wood.

7. The bridge collision avoidance device of claim 1, wherein the weld (7) is movably connected to the cross beam (5).

8. The bridge collision avoidance device of claim 1, wherein the cross beam (5) is of steel plate or concrete steel construction.