CN214939208U - Anti-collision structure for bridge pier - Google Patents
Anti-collision structure for bridge pier Download PDFInfo
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- CN214939208U CN214939208U CN202120018950.2U CN202120018950U CN214939208U CN 214939208 U CN214939208 U CN 214939208U CN 202120018950 U CN202120018950 U CN 202120018950U CN 214939208 U CN214939208 U CN 214939208U
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- collision
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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Abstract
The application discloses an anti-collision structure of a pier, which comprises an anti-collision block and an anti-collision body, wherein the anti-collision block and the anti-collision body are arranged on the pier; the number of the anti-collision blocks is multiple, and the anti-collision blocks are fixed on two side walls of the pier along the water flow direction; the number of the anti-collision bodies is two, the two anti-collision bodies are symmetrically fixed on two side walls of the pier, which are perpendicular to the water flow direction, and the side face, far away from the pier, of each anti-collision body is of an arc-shaped structure. The anti-collision block and the anti-collision body can buffer ships impacting to the pier, and the side face of the anti-collision body with the arc-shaped structure can change the running direction of the ships when the ships impact, so that the impact force is reduced, and the pier and the ships are protected; further, the problems that the bearing capacity and the durability of the bridge are reduced and even the whole bridge collapses due to the damage of the pier structure caused by overlarge impact force of the ship are solved, and meanwhile, the ship can be prevented from being greatly damaged during collision; the anti-collision block and the anti-collision body are easy to maintain.
Description
Technical Field
The application belongs to the technical field of traffic safety facilities, concretely relates to collision avoidance pier structure.
Background
With the rapid development of the transportation industry, the number of large bridges spanning through navigation rivers, harbor areas and straits built in China recently is gradually increased, the number of ships on a channel is also increased continuously, the ship shape tends to be large, the contradiction between the bridges and the passing ships is highlighted day by day, and the accidents of the ships impacting piers are also increased continuously. Structural damage caused by impact of ships on the bridge reduces the bearing capacity and durability of the bridge in the design life to a certain extent, even the whole structure collapses, and meanwhile, great damage is generated during ship impact. Can cushion the striking of boats and ships through setting up crashproof structure at the pier, nevertheless current crashproof structure protecting effect is poor, needs frequent maintenance, and crashproof structure is maintained and is repaired and consume higher, and consequently current crashproof structure can not satisfy the demand of pier anticollision.
Disclosure of Invention
The embodiment of the application provides a pier anti-collision structure, has solved among the prior art anti-collision structure protecting effect poor, need frequent maintenance and anti-collision structure maintain, repair consume higher problem.
The embodiment of the utility model provides a pier anti-collision structure, which comprises an anti-collision block and an anti-collision body which are arranged on the pier;
the number of the anti-collision blocks is multiple, and the anti-collision blocks are fixed on two side walls of the pier along the water flow direction; the number of the anti-collision bodies is two, the two anti-collision bodies are symmetrically fixed on two side walls of the pier, which are perpendicular to the water flow direction, and the side face, far away from the pier, of each anti-collision body is of an arc-shaped structure.
Furthermore, the anticollision piece is polymer damping material, the anticollision piece is the cube structure, keeping away from of anticollision piece the side of pier is the arc structure, and is a plurality of the anticollision piece is arranged in the matrix form on the lateral wall of pier.
Furthermore, the anti-collision device further comprises a first positioning plate, wherein the first positioning plate is fixed on the side wall of the pier through an embedded part, and the anti-collision block is connected with the first positioning plate through a pressing plate.
Furthermore, the anti-collision body is of a box-type structure, the outer wall of the anti-collision body is made of a steel-PPZC composite material, and the buffering energy-absorbing block is filled inside the anti-collision body.
Furthermore, the anti-collision device further comprises a second positioning plate, the second positioning plate is fixed on the side wall of the pier through an embedded part, a pressing plate is arranged at the bottom of the anti-collision body, and the pressing plate is connected with the second positioning plate.
Furthermore, still be provided with the guide roller between the anticollision piece, the guide roller include the base and rotate connect in the roller on the base, the base is fixed in through the built-in fitting on the pier lateral wall, the pivot of roller with the extending direction of pier is parallel.
Further, the highest position of the roller in the horizontal direction is lower than the highest position of the anti-collision block in the horizontal direction.
Further, the roller is a steel roller, and the surface of the roller is covered with a rubber layer.
Furthermore, the part of the anti-collision body along the water flow direction is provided with a rubber buffer table, the side wall of the rubber buffer table is obliquely arranged towards the pier, and the rubber buffer table and the side face of the arc-shaped structure of the anti-collision body are in smooth transition.
The embodiment of the utility model provides an in one or more technical scheme, following technological effect or advantage have at least:
the embodiment of the utility model provides a pier anticollision structure, this anticollision structure is when using, anticollision piece and anticollision body can cushion the boats and ships that hit to the pier, the side of the anticollision body of arc structure can be when boats and ships striking, change the direction of travel of boats and ships, thereby reduce the impact, rubber cushion stage can carry out certain buffering to boats and ships, the rubber cushion stage that the slope set up can disperse the impact of boats and ships for two power along rubber cushion stage inclined plane direction and perpendicular to rubber cushion stage inclined plane direction, the effectual impact force of dispersing objects such as boats and ships, pier and boats and ships have been protected, and then avoid the too big pier structural damage that causes of boats and ships impact force, thereby lead to the bearing capacity and the durability reduction of bridge, the problem that whole bridge collapsed even, can also avoid receiving great damage when boats and ships strike simultaneously. The anti-collision block is easy to install, and the ship is convenient to maintain and replace after being collided with the anti-collision block; the collision-proof body structure can not rust, and intensity is high, long service life, easy to maintain and do not need frequent maintenance, only need do relevant simple inspection, record and processing just can satisfy the maintenance demand of collision-proof body, consequently the utility model discloses a collision-proof structure can satisfy the demand of pier anticollision.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is the utility model provides a pier anti-collision structure's schematic structure diagram.
Fig. 2 is a view a-a of fig. 1.
Fig. 3 is a schematic view of the installation of the crash block.
Fig. 4 is a schematic view of the installation of the first positioning plate and the second positioning plate.
Reference numerals: 1-bridge pier; 2-an anti-collision block; 3-a collision-proof body; 4-a first positioning plate; 5-embedded parts; 6-buffering energy absorption block; 7-a second positioning plate; 8-rubber buffer table.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 4, the anti-collision structure for a bridge pier provided by the embodiment of the present invention includes an anti-collision block 2 and an anti-collision body 3 disposed on the bridge pier 1;
the number of the anti-collision blocks 2 is multiple, and the anti-collision blocks 2 are fixed on two side walls of the pier 1 along the water flow direction; the quantity of the anti-collision bodies 3 is two, the two anti-collision bodies 3 are symmetrically fixed on two side walls of the pier 1 perpendicular to the water flow direction, and the side face, far away from the pier 1, of each anti-collision body 3 is of an arc-shaped structure.
It should be noted that, the anti-collision block 2 and the anti-collision body 3 can buffer the ship impacting the pier 1, so as to avoid the damage of the pier 1 structure caused by the overlarge impact force of the ship, thereby reducing the bearing capacity and durability of the bridge, even the whole bridge collapses, and meanwhile, the ship can be prevented from being damaged greatly when impacting. The side of the anti-collision body 3 with the arc-shaped structure can change the running direction of the ship when the ship collides, so that the collision force is reduced, and the pier 1 and the ship are protected.
In this embodiment, the anti-collision block 2 is made of a polymer damping material, the anti-collision block 2 is of a cubic structure, the side surface of the anti-collision block 2 away from the pier 1 is of an arc-shaped structure, and the anti-collision blocks 2 are arranged on the side wall of the pier 1 in a matrix manner.
It should be noted that the polymer damping material may be selected from carboxylic styrene-butadiene latex, polyester fiber, etc., and the side surface of the anti-collision block 2 is of an arc structure, so that a certain impact force of the ship can be dispersed. The structure and the arrangement form of the anti-collision block 2 enable the anti-collision block 2 to be easy to install, and the ship is convenient to maintain and replace after being collided with the anti-collision block 2.
In this embodiment, the anti-collision device further comprises a first positioning plate 4, the first positioning plate 4 is fixed on the side wall of the pier 1 through an embedded part 5, and the anti-collision block 2 is connected with the first positioning plate 4 through a pressing plate.
It should be noted that the pressing plate is matched with the bottom structure of the anti-collision block 2, and the anti-collision block 2 is connected with the first positioning plate 4 through the pressing plate, so that the anti-collision block 2 is convenient to detach and mount.
In this embodiment, the anti-collision body 3 is a box-shaped structure, the outer wall of the anti-collision body 3 is made of a steel-PPZC composite material, and the inside of the anti-collision body 3 is filled with a buffering energy-absorbing block 6.
It should be noted that, the energy-absorbing buffer block 6 is made of energy-absorbing composite material, when the ship impacts the anti-collision body 3, the ship contacts the outer wall of the steel-PPZC composite material at the outermost layer of the anti-collision body 3 first, and the outer wall of the steel-PPZC composite material deforms, so that part of the collision energy is absorbed, the contact time is prolonged, the peak value of the impact force is reduced, and meanwhile, due to the structural deformation and interaction of the outer wall of the anti-collision body 3, the direction of the bow is shifted, and the energy exchange between the ship and the anti-collision body 3 is reduced. When the collision process continues, the buffering energy-absorbing block 6 in the anti-collision body 3 further deforms and absorbs energy, the course of the bow is changed again, and the impact force of the ship is reduced again. Meanwhile, the bridge pier 1 is protected from being damaged, meanwhile, the damage of the ship is reduced to the maximum extent, the safety of the ship is protected, and the leakage accident after the ship collides is reduced to the maximum extent.
The outer wall of the anti-collision body 3 is made of a steel-PPZC composite material which is a composite reinforced material of PPZC and a steel plate, the structure of the anti-collision body is not rusted, the strength is high, the service life is long, the anti-collision body is easy to maintain, frequent maintenance is not needed, and the maintenance requirement of the anti-collision body 3 can be met only by relevant simple inspection, recording and processing.
In this embodiment, the anti-collision device further comprises a second positioning plate 7, the second positioning plate 7 is fixed on the side wall of the pier 1 through an embedded part 5, a pressing plate is arranged at the bottom of the anti-collision body 3, and the pressing plate is connected with the second positioning plate 7.
It should be noted that the pressing plate and the second positioning plate 7 can facilitate the installation and the disassembly of the impact protection body 3, and facilitate the maintenance of the impact protection body 3.
In this embodiment, still be provided with the guide roller between anti-collision block 2, the guide roller includes the base and rotate connect in the roller on the base, the base is fixed in through built-in fitting 5 on the pier 1 lateral wall, the pivot of roller with the extending direction of pier 1 is parallel.
It should be noted that, when boats and ships hit anticollision piece 2, the guide roller can change the bow course, and then reduces boats and ships impact, protects pier 1 from the damage.
In this embodiment, the highest point of the roller in the horizontal direction is lower than the highest point of the crash block 2 in the horizontal direction.
It should be noted that the highest position of the roller in the horizontal direction is lower than the highest position of the anti-collision block 2 in the horizontal direction, so that after the anti-collision block 2 performs certain buffering on the ship, the ship can be in contact with the roller to change the heading of the ship head, and therefore the arrangement can prolong the service life of the guide roller.
In this embodiment, the roller is a steel roller, and the surface of the roller is covered with a rubber layer.
The rubber layer can buffer the ship to a certain extent, and can improve the friction force when the roller is contacted with the ship, thereby being beneficial to changing the course of the ship head.
In this embodiment, the part of the anti-collision body 3 along the water flow direction is provided with a rubber buffer table 8, the side wall of the rubber buffer table 8 is inclined towards the pier 1, and the rubber buffer table 8 and the side surface of the arc-shaped structure of the anti-collision body 3 are in smooth transition.
The rubber cushion 8 can cushion the ship to a certain extent, and the inclined rubber cushion 8 can disperse the impact force of the ship into two forces in the direction along the inclined plane of the rubber cushion 8 and the direction perpendicular to the inclined plane, thereby effectively dispersing the impact force of the ship. The rubber buffer table 8 and the side face of the arc-shaped structure of the anti-collision body 3 are in smooth transition so as to change the course of the ship head through the anti-collision body 3.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and the equivalent structure change of doing above embodiment the utility model discloses technical scheme's within the scope of protection.
Claims (9)
1. The utility model provides a collision avoidance pier structure which characterized in that: comprises an anti-collision block (2) and an anti-collision body (3) which are arranged on a pier (1);
the number of the anti-collision blocks (2) is multiple, and the anti-collision blocks (2) are fixed on two side walls of the pier (1) along the water flow direction; the quantity of the anti-collision bodies (3) is two, the two anti-collision bodies (3) are symmetrically fixed on two side walls of the pier (1) perpendicular to the water flow direction, and the side face, far away from the pier (1), of each anti-collision body (3) is of an arc-shaped structure.
2. The pier collision avoidance structure according to claim 1, wherein: the anti-collision block (2) is made of a high-molecular damping material, the anti-collision block (2) is of a cubic structure, the side face of the pier (1) far away from the anti-collision block (2) is of an arc-shaped structure, and the anti-collision blocks (2) are arranged on the side wall of the pier (1) in a matrix mode.
3. The pier collision avoidance structure according to claim 2, wherein: the anti-collision device is characterized by further comprising a first positioning plate (4), wherein the first positioning plate (4) is fixed on the side wall of the pier (1) through an embedded part (5), and the anti-collision block (2) is connected with the first positioning plate (4) through a pressing plate.
4. The pier collision avoidance structure according to claim 1, wherein: the anti-collision body (3) is of a box-type structure, the outer wall of the anti-collision body (3) is made of a steel-PPZC composite material, and the buffering energy-absorbing block (6) is filled in the anti-collision body (3).
5. The pier collision avoidance structure according to claim 1, wherein: the anti-collision device is characterized by further comprising a second positioning plate (7), wherein the second positioning plate (7) is fixed on the side wall of the pier (1) through an embedded part (5), a pressing plate is arranged at the bottom of the anti-collision body (3), and the pressing plate is connected with the second positioning plate (7).
6. The pier collision avoidance structure according to claim 1, wherein: still be provided with the guide roller between anticollision piece (2), the guide roller include the base and rotate connect in roller on the base, the base is fixed in through built-in fitting (5) on pier (1) lateral wall, the pivot of roller with the extending direction of pier (1) is parallel.
7. The pier collision avoidance structure according to claim 6, wherein: the highest position of the roller in the horizontal direction is lower than the highest position of the anti-collision block (2) in the horizontal direction.
8. The pier collision avoidance structure according to claim 7, wherein: the roller is a steel roller, and the surface of the roller is coated with a rubber layer.
9. The pier collision avoidance structure according to claim 1, wherein: the part of anticollision body (3) along the rivers direction is equipped with rubber cushion table (8), the lateral wall of rubber cushion table (8) is towards the direction slope setting of pier (1), rubber cushion table (8) and the side rounding off of the arc structure of anticollision body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120018950.2U CN214939208U (en) | 2021-01-06 | 2021-01-06 | Anti-collision structure for bridge pier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120018950.2U CN214939208U (en) | 2021-01-06 | 2021-01-06 | Anti-collision structure for bridge pier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214939208U true CN214939208U (en) | 2021-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120018950.2U Active CN214939208U (en) | 2021-01-06 | 2021-01-06 | Anti-collision structure for bridge pier |
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|---|---|
| CN (1) | CN214939208U (en) |
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2021
- 2021-01-06 CN CN202120018950.2U patent/CN214939208U/en active Active
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