CN214993569U

CN214993569U - Bridge anti-collision structure

Info

Publication number: CN214993569U
Application number: CN202120728471.XU
Authority: CN
Inventors: 王鹏; 王飞飞; 杨檬; 曹敬春
Original assignee: Beijing Xinjiangfeng Municipal Engineering Co ltd
Current assignee: Beijing Xinjiangfeng Municipal Engineering Co ltd
Priority date: 2021-04-10
Filing date: 2021-04-10
Publication date: 2021-12-03
Anticipated expiration: 2031-04-10

Abstract

The utility model belongs to the technical field of the bridge anticollision technique and specifically relates to a bridge anticollision structure is related to, include the base and be located the anticollision institution of pier outer wall, anticollision institution is connected with the pier, anticollision institution and base swing joint, anticollision institution includes a plurality of fixed columns, and is a plurality of adjacent be provided with upper beam, underbeam between the fixed column, upper beam, underbeam all rotate with the fixed column to be connected, and are a plurality of upper beam, underbeam enclose to enclose into a circular under the fixed column effect, set up the dashpot with the fixed column mutually supported on the base, be provided with a plurality of elastic component two between dashpot and the fixed column, it is a plurality of elastic component two is connected with dashpot, fixed column. The anti-collision performance of the bridge pier can be improved.

Description

Bridge anti-collision structure

Technical Field

The application relates to the technical field of bridge anticollision, especially, relate to a bridge anticollision structure.

Background

As the shipping flow and the shipping tonnage are increased year by year, the danger that the bridge piers and abutment of the bridge are impacted by ships is correspondingly increased. The severe accidents caused by the collision between the ship and the bridge are caused by various factors such as natural environment, navigation environment, ship condition, ship operators and managers, and the like all occur every year around the world.

Current bridge pier anti-collision structure, the pier is receiving the striking back, because do not have the buffering of better anti-collision structure to the impact force, leads to impaired serious after the pier striking, and ordinary anti-collision structure can not be more comprehensive carry out the anticollision to the pier, and the anticollision effect is not good.

SUMMERY OF THE UTILITY MODEL

In order to improve the crashworthiness of bridge pier, this application provides a bridge anticollision structure.

The application provides a bridge anticollision structure adopts following technical scheme:

the utility model provides a bridge anticollision structure, includes the base and is located the anticollision institution of pier outer wall, anticollision institution is connected with the pier, anticollision institution and base swing joint, anticollision institution includes a plurality of fixed columns, and is a plurality of adjacent be provided with upper beam, underbeam between the fixed column, upper beam, underbeam all rotate with the fixed column to be connected, and is a plurality of upper beam, underbeam enclose to enclose into a circular shape under the fixed column effect, set up the dashpot with the fixed column mutually supported on the base, be provided with a plurality of elastic component two between dashpot and the fixed column, it is a plurality of elastic component two is connected with dashpot, fixed column.

Through adopting above-mentioned technical scheme, among the correlation technique, ordinary crashproof structure can not carry out the anticollision to the pier in all, the anticollision effect is not good, in this application, at the pier for setting up anticollision institution, anticollision institution includes the fixed column, the upper beam, the underbeam, the impact force that reaches to the pier passes to the fixed column on, the fixed column is the shock attenuation under the effect of elastic component two, simultaneously the power transmission on the fixed column is to the upper beam, the underbeam, the upper beam, the underbeam is out of shape, can cushion the shock attenuation, thereby reduce the power that reaches the pier, improve the crashproof performance of pier.

Preferably, connecting rings are arranged between the fixed column and the upper beam and between the fixed column and the lower beam, the connecting rings are rotatably connected with the fixed column, and the upper beam and the lower beam are both mounted on the fixed column through the connecting rings.

Through adopting above-mentioned technical scheme, the go-between rotates with the fixed column to rotate upper beam, underbeam and install on the fixed column, thereby make upper beam, underbeam can slow down a part of on the fixed column component.

Preferably, a plurality of rolling pieces are arranged between the upper beam and the lower beam, the plurality of rolling pieces comprise rolling parts and rotating parts, the rolling parts are rotatably connected with the rotating parts, and the rotating parts are fixedly connected with the upper beam and the lower beam.

Through adopting above-mentioned technical scheme, the setting of rolling member is used for further reducing the power that passes to the pier, and when the object of application of force was met the rolling member, the rolling member atress rolled to make the application of force object remove to other directions, thereby reduce the power that passes to the pier.

Preferably, the connecting rings comprise a first connecting ring, a second connecting ring, a third connecting ring and a fourth connecting ring, the first connecting ring, the second connecting ring, the third connecting ring and the fourth connecting ring are rotatably connected with the fixed column, the upper beam is located between the first connecting ring and the second connecting ring, and the upper beam is fixedly connected with the first connecting ring and the second connecting ring.

By adopting the technical scheme, the first connecting ring and the second connecting ring are arranged on the fixed column, then the upper beam is placed between the first connecting ring and the second connecting ring, and the first connecting ring and the second connecting ring are fixed with the upper beam, so that the upper beam is arranged on the fixed column.

Preferably, the lower beam is located between the third connecting ring and the fourth connecting ring, and the lower beam is fixedly connected with the third connecting ring and the fourth connecting ring.

By adopting the technical scheme, the connecting ring III and the connecting ring IV are arranged on the fixed column, then the lower beam is placed between the connecting ring III and the connecting ring IV, and the connecting ring III, the connecting ring IV and the lower beam are fixed, so that the lower beam is arranged on the fixed column.

Preferably, a protection mechanism is arranged between the fixed column and the pier, the protection mechanism comprises a protection layer and a connection layer, the protection layer is connected with the pier, and the connection layer is connected with the connection ring and the rolling part.

Through adopting above-mentioned technical scheme, protection machanism's setting is used for further reducing the power that passes to the pier, and go-between, roll portion are connected with the articulamentum, and go-between, roll portion can transmit power to the articulamentum, and then pass to the protective layer, and at this in-process, the impact force reduces gradually, and then improves the crashproof ability of pier.

Preferably, a plurality of protection members are arranged between the protection layer and the connecting layer, the protection members are connected with the connecting layer, and the protection members are connected with the protection layer.

Through adopting above-mentioned technical scheme, the setting of a plurality of protectors is used for reducing the power that the articulamentum transmitted to the protective layer, and then improves the crashproof performance of pier.

Preferably, the protection pieces comprise a first connecting rod, a second connecting rod and a connecting piece, the connecting piece is connected with the connecting layer, the connecting piece is respectively connected with the first connecting rod and the second connecting rod, a first sliding block is arranged at one end of the first connecting rod, a second sliding block is arranged at one end of the second connecting rod, and the first sliding block and the second sliding block can be close to or far away from each other on the protection layer.

Through adopting above-mentioned technical scheme, the connecting layer atress orders about connecting rod one, connecting rod two and drives slider one, slider two and keep away from each other to reduce the power that passes to the protective layer.

Preferably, the protective layer is provided with a protective groove matched with the first sliding block and the second sliding block, a first elastic part is arranged between the first sliding block and the second sliding block, and two ends of the first elastic part are connected with the first sliding block and the second sliding block.

Through adopting above-mentioned technical scheme, the setting of elastic component one is used for making slider one, slider two keep away from the back each other, can make slider one, slider two get back to initial position under the effect of elastic component restoring force, then can continue to reduce the power that passes to the protective layer from the articulamentum.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is an overall cross-sectional view of an embodiment of the present application;

FIG. 3 is a schematic view of the structure of the protector of portion A of FIG. 2;

fig. 4 is a schematic structural diagram of a second elastic member according to an embodiment of the present application.

Description of reference numerals: 1. a base; 2. a protection mechanism; 21. a protective layer; 22. a filling layer; 23. a protective member; 231. a first connecting rod; 232. a second connecting rod; 233. a first sliding block; 234. a second sliding block; 235. a first elastic part; 236. a connecting member; 24. a connecting layer; 25. a protective groove; 3. an anti-collision mechanism; 31. fixing a column; 32. a buffer tank; 33. a second elastic piece; 34. a buffer block; 35. a connecting ring; 351. a connecting ring I; 352. a connecting ring II; 353. a connecting ring III; 354. a connecting ring IV; 36. an upper beam; 37. a lower beam; 38. a rolling member; 381. a rolling section; 382. a rotating part; 4. provided is a bridge pier.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses bridge anticollision structure.

Referring to fig. 1, a bridge anticollision structure, including base 1, protection mechanism 2 and anticollision institution 3, protection mechanism 2, anticollision institution 3 is located base 1 and is connected with base 1, protection mechanism 2 is located pier 4's outside and is connected with pier 4, anticollision institution 3 is located protection mechanism 2's outside and is connected with protection mechanism 2, when boats and ships collided to pier 4, anticollision institution 3 tentatively reduced the impact force that reaches pier 4, protection institution 2 further reduces the impact force that reaches pier 4 on anticollision institution 3's basis, thereby reduce the condition that the pier 4 appears damaging when being collided.

Referring to fig. 1, protection mechanism 2 includes protective layer 21, protective layer 21 cup joints with pier 4 and the inner wall bonds with pier 4, protective layer 21 is the combined steel material, protective layer 21 cross section is the rectangle, protective layer 21 central point puts the department and offers the mounting groove of mutually supporting with pier 4, the mounting groove cross section is circular, mounting groove and pier 4 concentric setting are provided with filling layer 22 between pier 4 and the protective layer 21, the packing rubber materials is filled in the filling layer 22, the height of filling layer 22 is the same with protective layer 21's height.

Referring to fig. 2 and 3, a plurality of protection members 23 and a connection layer 24 are arranged on a protection layer 21, the connection layer 24 is concentrically arranged with a pier 4, the protection members 23 are positioned between the connection layer 24 and the protection layer 21, the protection members 23 are respectively connected with the connection layer 24 and the protection layer 21, a plurality of protection grooves 25 are arranged on the outer wall of the protection layer 21, the protection grooves 25 are uniformly arranged along the height direction of the protection layer 21 at intervals, the protection members 25 are uniformly arranged around the outer wall of the protection layer 21 at intervals in the center of the protection layer 21 in the circumferential direction, each protection member 23 comprises a first connection rod 231 and a second connection rod 232, a first connection member 236 is arranged between the first connection rod 231, the second connection rod 232 and the connection layer 24, the connection member 236 is welded with the connection layer 24, one end of the first connection rod 231 is mutually hinged with one end of the second connection rod 232 in the connection member 236, one end of the first connection rod 231 is provided with a first slider 233 mutually matched with the protection groove 25, the first sliding block 233 is hinged to the first connecting rod 231, the second sliding block 234 matched with the protection groove 25 is arranged at one end of the second connecting rod 232, the second sliding block 234 is hinged to the second connecting rod 232, a first elastic part 235 is arranged between the first sliding block 233 and the second sliding block 234, two ends of the first elastic part 235 are welded with the first sliding block 233 and the second sliding block 234, and the first elastic part 235 is a spring in the embodiment.

The connecting layer 24 is impacted, the included angle between the first connecting rod 231 and the second connecting rod 232 is increased, so that the first driving slider 233 and the second driving slider 234 are far away from each other, the first elastic piece 235 extends, the impact force transmitted to the protective layer 21 is reduced, then the first slider 233 and the second slider 234 are close to each other under the restoring force action of the first elastic piece 235, the included angle between the first connecting rod 231 and the second connecting rod 232 is decreased, and the connecting layer 24 is restored to the original state.

Referring to fig. 1 and 4, the anti-collision mechanism 3 includes a plurality of fixed columns 31, this embodiment fixed column 31 is four, four fixed columns 31 are located four corner positions of protective layer 21, fixed column 31 one end and base 1 sliding connection, set up the dashpot 32 of mutually supporting with fixed column 31 on the base 1, dashpot 32 cross section is the rectangle, fixed column 31 is located the fixed buffer block 34 that is provided with of one end in dashpot 32, buffer block 34 and fixed column 31 welding, buffer block 34 cross section is the rectangle, be provided with a plurality of elastic components two 33 between buffer block 34 and the dashpot 32, this embodiment elastic component two 33 is four, four elastic components two 33 are located four sides of buffer block 34 along the direction of height, the both ends and the buffer block 34 of elastic component two 33, dashpot 32 welding.

Referring to fig. 1 and 4, a connection ring 35 is rotatably disposed at one end of each fixed column 31, which is far away from the base 1, the connection ring 35 includes a first connection ring 351, a second connection ring 352, a third connection ring 353 and a fourth connection ring 354, the first connection ring 351 and the second connection ring 352 are located at one end of each fixed column 31, which is far away from the base 1, the fixed columns 31 are respectively sleeved with the first connection ring 351 and the second connection ring 352, the first connection ring 351 and the second connection ring 352 are arranged at intervals, an upper beam 36 is disposed between the first connection ring 351 and the second connection ring 352, the upper side of the upper beam 36 is connected with the lower side of the first connection ring 351 through a bolt, the lower side of the upper beam 36 is connected with the upper side of the second connection ring 352 through a bolt, the upper beam 36 is rotatably connected with the fixed columns 31, the third connection ring 353 and the fourth connection ring 354 are located at one ends of the fixed columns 31, which are close to the base 1, and the fixed columns 31 are respectively sleeved with the third connection ring 353 and the fourth connection ring 354.

Referring to fig. 1 and 4, a lower beam 37 is arranged between a third connecting ring 353 and a fourth connecting ring 354, the upper side of the lower beam 37 is connected with the lower side of the third connecting ring 353 through a bolt, the lower side of the lower beam 37 is connected with the upper side of the fourth connecting ring 354 through a bolt, the lower beam 37 is rotatably connected with a fixed column 31, four upper beams 36 and four lower beams 37 surround a circle through four fixed columns 31, the upper beams 36 and the lower beams 37 are both arc-shaped, and a first connecting ring 351, a second connecting ring 352, a third connecting ring 353 and a fourth connecting ring 354 are all abutted against the outer wall of the connecting layer 24. The upper beam 36 and the lower beam 37 are deformed by the impact force, so that a part of the impact force is reduced, and then the impact force is transmitted to the fixing column 31, and the fixing column 31 is damped by the second elastic piece 33.

Referring to fig. 1, in order to further reduce the impact force transmitted to the pier 4, a plurality of rolling members 38 are arranged between the upper beam 36 and the lower beam 37, the plurality of rolling members 38 are evenly arranged around the circumference of a circle formed by the four upper beams 36 at intervals in the circumferential direction of the pier 4, each rolling member 38 comprises a rolling portion 381 and a rotating portion 382, two ends of each rotating portion 382 are welded to the upper beam 36 and the lower beam 37, the rolling portions 381 and the rotating portions 382 are rotatably connected through sleeving, rolling grooves matched with the rolling portions 381 are formed in the rotating portions 382, the height of each rolling groove is the same as that of the rolling portions 381, the cross section of each rolling portion 381 is circular, and the rolling portions 381 are abutted to the connecting layer 24.

The implementation principle of the bridge anti-collision structure in the embodiment of the application is as follows: the fixing post 31 receives the impact force, the impact force is transmitted to the upper beam 36 and the lower beam 37, the upper beam 36 and the lower beam 37 deform, and the impact force transmitted to the pier 4 is reduced by the fixing post 31 under the action of the second elastic piece 33.

The fixed column 31 is subjected to impact force, the impact force is transmitted to the connecting layer 24 through the first connecting ring 351, the second connecting ring 352, the third connecting ring 353 and the fourth connecting ring 354, so that the first sliding block 233 and the second sliding block 234 are far away from each other, the first elastic piece 235 is stretched, the impact force transmitted to the pier 4 is further reduced, and then the first sliding block 233 and the second sliding block 234 are close to each other under the action of the first elastic piece 235, so that the connecting layer 24 is restored.

The rolling portion 381 receives an impact force to rotate on the rotating portion 382, so that the force direction is changed, and then the rolling portion 381 abuts against the connection layer 24, and the impact force is transmitted to the connection layer 24, so that the impact force is further reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a bridge anticollision structure, includes base (1) and anticollision institution (3) that are located pier (4) outer wall, anticollision institution (3) are connected its characterized in that with pier (4): the anti-collision mechanism (3) is movably connected with the base (1), the anti-collision mechanism (3) comprises a plurality of fixing columns (31), upper beams (36) and lower beams (37) are arranged between the adjacent fixing columns (31), the upper beams (36) and the lower beams (37) are rotatably connected with the fixing columns (31), the upper beams (36) and the lower beams (37) are enclosed to form a circle under the action of the fixing columns (31), a buffer groove (32) matched with the fixing columns (31) is formed in the base (1), a plurality of second elastic pieces (33) are arranged between the buffer groove (32) and the fixing columns (31), and the elastic pieces (33) are connected with the buffer groove (32) and the fixing columns (31).

2. A bridge anticollision structure according to claim 1, characterized in that: and connecting rings (35) are arranged between the fixed column (31) and the upper beam (36) and between the fixed column and the lower beam (37), the connecting rings (35) are rotatably connected with the fixed column (31), and the upper beam (36) and the lower beam (37) are both mounted on the fixed column (31) through the connecting rings (35).

3. A bridge anticollision structure according to claim 2, characterized in that: be provided with a plurality of rolling member (38) between upper beam (36) and underbeam (37), a plurality of rolling member (38) are including roll portion (381) and rotation portion (382), roll portion (381) and rotation portion (382) are rotated and are connected, rotation portion (382) and upper beam (36), underbeam (37) fixed connection.

4. A bridge anticollision structure according to claim 3, characterized in that: the connecting ring (35) comprises a first connecting ring (351), a second connecting ring (352), a third connecting ring (353) and a fourth connecting ring (354), the first connecting ring (351), the second connecting ring (352), the third connecting ring (353) and the fourth connecting ring (354) are rotatably connected with the fixed column (31), the upper beam (36) is located between the first connecting ring (351) and the second connecting ring (352), and the upper beam (36) is fixedly connected with the first connecting ring (351) and the second connecting ring (352).

5. A bridge anticollision structure according to claim 4, characterized in that: the lower beam (37) is positioned between the third connecting ring (353) and the fourth connecting ring (354), and the lower beam (37) is fixedly connected with the third connecting ring (353) and the fourth connecting ring (354).

6. A bridge anticollision structure according to claim 1, characterized in that: be provided with protection mechanism (2) between fixed column (31) and pier (4), protection mechanism (2) include protective layer (21) and articulamentum (24), protective layer (21) are connected with pier (4), articulamentum (24) are connected with go-between (35), roll portion (381).

7. The bridge anti-collision structure according to claim 6, wherein: a plurality of protection pieces (23) are arranged between the protection layer (21) and the connecting layer (24), the protection pieces (23) are connected with the connecting layer (24), and the protection pieces (23) are connected with the protection layer (21).

8. A bridge anticollision structure according to claim 7, characterized in that: the protective pieces (23) comprise first connecting rods (231), second connecting rods (232) and connecting pieces (236), the connecting pieces (236) are connected with the connecting layer (24), the connecting pieces (236) are respectively connected with the first connecting rods (231) and the second connecting rods (232), first sliders (233) are arranged at one ends of the first connecting rods (231), second sliders (234) are arranged at one ends of the second connecting rods (232), and the first sliders (233) and the second sliders (234) can be close to or far away from each other on the protective layer (21).

9. A bridge anticollision structure according to claim 8, characterized in that: the protective layer (21) is provided with a protective groove (25) matched with the first slider (233) and the second slider (234), a first elastic piece (235) is arranged between the first slider (233) and the second slider (234), and two ends of the first elastic piece (235) are connected with the first slider (233) and the second slider (234).