CN113006002A - Self-floating buffer device suitable for collision avoidance of bridge pier - Google Patents
Self-floating buffer device suitable for collision avoidance of bridge pier Download PDFInfo
- Publication number
- CN113006002A CN113006002A CN202110295754.4A CN202110295754A CN113006002A CN 113006002 A CN113006002 A CN 113006002A CN 202110295754 A CN202110295754 A CN 202110295754A CN 113006002 A CN113006002 A CN 113006002A
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- steel plate
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/20—Equipment for shipping on coasts, in harbours or on other fixed marine structures, e.g. bollards
- E02B3/26—Fenders
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/30—Metal
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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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Architecture (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to the field of bridge pier collision avoidance, in particular to a self-floating buffer device suitable for bridge pier collision avoidance, which comprises a circular steel plate, elastic rubber, a large circular steel plate and a collision avoidance steel plate, wherein the circular steel plate, the elastic rubber, the large circular steel plate and the collision avoidance steel plate are sleeved outside the bridge pier, the outer wall of the elastic rubber is fixedly connected with the inner wall of the large circular steel plate, and the inner wall of the elastic rubber is in contact with the circular steel; the anti-collision steel plate is arranged on the outer side of the large circular steel plate in an annular structure, and a movable frame is arranged between the anti-collision steel plate and the large circular steel plate; the bottom of the large circular steel plate and the bottom of the anti-collision steel plate are respectively connected with an inner side floating block and an outer side floating block. The invention can play the roles of buffering and protecting the bridge pier and can protect the ship to a certain extent by various built-in buffering devices, and meanwhile, the device has the capability of rotating, can guide the speed and direction of the ship to change and better protects the bridge.
Description
Technical Field
The invention relates to the field of bridge pier collision avoidance, in particular to a self-floating type buffer device suitable for bridge pier collision avoidance.
Background
In recent years, road bridges have been rapidly developed, and one-seat bridges are pulled out. At this time, the risk of collision between the ship and the pier exists, the current inland shipping is rapidly developed, the tonnage of the ship is increased, and the risk becomes serious. Once the bridge and the pier collide, the consequences are hard to imagine; firstly, the ship is greatly damaged, more seriously, the bridge pier is damaged, if the bridge pier is damaged, the subsequent service life of the bridge is influenced, and meanwhile, the bridge is very complicated and expensive to repair; if large collision occurs, the bridge pier can directly collapse, and the bridge collapse accident occurs, so that not only can life and property loss be caused, but also social reverberation, public opinion and serious economic loss can be caused.
Therefore, a device capable of reducing the damage of the impact load of the ship to the bridge pier to the maximum extent is required to be found. At present, springs or rubber are arranged around piers in most of bridge pier anti-collision treatment in China, the impact load of ships is buffered by using the elasticity of the springs or the rubber, but the device has a limited function, the bridges are still greatly damaged in many times, and meanwhile, the ships can be damaged destructively, so that the safety of personnel on the ships is threatened; when the ship is fast and the load is large, the loss caused by the collision accident of the bridge is still large. It is important to have a device that minimizes the impact of bridge collisions. The device can protect the bridge in all angles, can buffer the impact load of collision of the bridge, protects the bridge and the ship, protects the anti-collision device to a certain extent and prolongs the service life of the anti-collision device.
Based on the reasons, the invention provides the self-floating buffer device suitable for the collision avoidance of the pier.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a self-floating buffer device suitable for bridge pier collision avoidance, which can realize self-floating and omnibearing collision avoidance and has a good buffer effect.
In order to realize the purpose of the invention, the invention adopts the technical scheme that:
the invention discloses a self-floating buffer device suitable for collision avoidance of a pier, which comprises a circular steel plate, elastic rubber, a large circular steel plate and a collision avoidance steel plate, wherein the circular steel plate, the elastic rubber, the large circular steel plate and the collision avoidance steel plate are sleeved outside the pier, the outer wall of the elastic rubber is fixedly connected with the inner wall of the large circular steel plate, and the inner wall of the elastic rubber is contacted with the circular steel plate; the anti-collision steel plate is arranged on the outer side of the large circular ring steel plate in an annular structure, a movable frame is arranged between the large circular ring steel plate and the large circular ring steel plate, the movable frame comprises a pin shaft, angle baffles, a first steel baffle, a second steel baffle and a spring, the pin shaft is fixed on the inner wall of the anti-collision steel plate, the outer ends of the two angle baffles are hinged with the pin shaft, the inner ends of the two angle baffles are respectively hinged with one end of the first steel baffle, and the other end of the first steel baffle is connected with the second steel baffle fixed on the outer wall of the large circular ring steel plate through the spring; the bottom of the large circular steel plate and the bottom of the anti-collision steel plate are respectively connected with an inner side floating block and an outer side floating block.
The anti-collision steel plate is composed of four anti-collision blocks in a quarter arc shape, gaps are arranged between every two adjacent anti-collision blocks, and outer side floating blocks are arranged at the bottoms of the four anti-collision blocks.
And the outer side of the anti-collision steel plate is connected with wear-resistant rubber matched with the shape of the anti-collision steel plate.
And two steel ropes are connected between the middle part of the inner wall of the anti-collision block and the outer wall of the large circular steel plate.
The angle steel plate is hinged with the first steel stop block through a steel bolt.
The section of the elastic rubber is of a semi-elliptical structure, the semi-elliptical surface of the elastic rubber is tangent to the circular steel plate, and the surface of the semi-elliptical surface is smooth.
The invention has the beneficial effects that:
(1) the invention can reduce the hazard of the impact accident through the self buffer structure and has obvious effect; the external anti-collision block has a wear-resistant rubber structure and can play a certain role in buffering and protecting; meanwhile, after collision occurs, the external anti-collision block moves inwards, and a large amount of impact energy is consumed by the strong spring and the water resistance, so that the damage is reduced; meanwhile, if the collision is large, the external anti-collision block can push the large circular steel plate to rotate to guide the speed direction of the ship to change, so that most energy is still retained on the ship; the device is an annular device and can protect piers in all directions; the device is a self-floating device and can adapt to the change of water level; the device has the self-resetting capability, can protect the device through self deformation when in collision, and can restore the original state after collision. The device adopts the concatenation formula, and a plurality of parts all can be torn open and shut, have the installation simply, and the convenient advantage of routine maintenance.
Drawings
Fig. 1 is a schematic view of the installation of the present invention.
Fig. 2 is a plan view of a pier according to the present invention.
Fig. 3 is a perspective view of the present invention.
Fig. 4 is a schematic structural view of the movable frame of the present invention.
In the figure: 1 pier, 2 ring form steel sheets, 3 elastic rubber, 4 big ring steel sheets, 5 crashproof steel sheets, 6 wear-resistant rubber, 7 inboard floating blocks, 8 outside floating blocks, 9 steel rope, 10 springs, 11 first steel dog, 12 angle baffles, 13 steel bolts, 14 adjustable shelf, 15 round pin axles, 16 second steel dogs.
Detailed Description
The invention is further illustrated below:
referring to figures 1-4 of the drawings,
the invention discloses a self-floating buffer device suitable for collision avoidance of a pier, which comprises a circular steel plate 2, elastic rubber 3, a large circular steel plate 4 and a collision avoidance steel plate 5, wherein the circular steel plate 2, the elastic rubber 3, the large circular steel plate 4 and the collision avoidance steel plate 5 are sleeved outside the pier 1, the outer wall of the elastic rubber 3 is fixedly connected with the inner wall of the large circular steel plate 4, and the inner wall of the elastic rubber is contacted with the circular steel plate 2; the anti-collision steel plate 5 is arranged on the outer side of the large circular ring steel plate 4 in an annular structure, a movable frame 14 is arranged between the large circular ring steel plate 4 and the large circular ring steel plate, the movable frame 14 comprises a pin shaft 15, angle baffles 12, a first steel baffle 11, a second steel baffle 16 and a spring 10, the pin shaft 15 is fixed on the inner wall of the anti-collision steel plate 5, the outer ends of the two angle baffles 12 are hinged with the pin shaft 15, the inner ends of the two angle baffles 12 are respectively hinged with one end of the first steel baffle 11, and the other end of the first steel baffle 11 is connected with the second steel baffle 16 fixed on the outer wall of the large circular ring steel plate 4 through the spring 10; the bottoms of the large circular steel plate 4 and the anti-collision steel plate 5 are respectively connected with an inner floating block 7 and an outer floating block 8, the harmfulness of collision accidents can be reduced through a self buffer structure, and the effect is obvious; the external anti-collision block has a wear-resistant rubber 6 structure, and can play a certain role in buffering and protecting; meanwhile, after collision occurs, the external anti-collision block moves inwards, and the strong spring 10 and water resistance consume a large amount of impact energy, so that the damage is reduced; meanwhile, if the collision is large, the external anti-collision block can push the large circular steel plate 4 to rotate to guide the speed direction of the ship to change, so that most energy is still kept on the ship; the device is an annular device and can protect piers in all directions; the device is a self-floating device and can adapt to the change of water level; the device has the self-resetting capability, can protect the device through self deformation when in collision, and can restore the original state after collision. The device adopts the concatenation formula, and a plurality of parts all can be torn open and shut, have the installation simply, and the convenient advantage of routine maintenance.
The outside of crashproof steel sheet 5 is connected with rather than the wear-resisting rubber 6 of shape assorted, can play the effect of protection ship, can play the effect of buffering simultaneously.
The anti-collision device is characterized in that two steel ropes 9 are connected between the middle part of the inner wall of the anti-collision block and the outer wall of the large circular steel plate 4, the two steel ropes 9 are connected to the large circular steel plate 4 and the external anti-collision block, contain two steel ropes and are arranged above and below respectively, and therefore the situation that the external anti-collision device is turned on one side due to too large rebound after waves or collision can be prevented.
The angle steel plate 12 is hinged with the first steel stop block 11 through a steel bolt 13, so that the connection strength is increased.
The cross-section of elastic rubber 3 is semiellipse shape structure, its semiellipse shape face with ring form steel sheet 2 is tangent, and the surface of semiellipse shape face is smooth, and 3 surface parts of elastic rubber have comparatively glossy characteristics through the preliminary treatment, and semiellipse shape face is tangent with ring form steel sheet 2 of suit at pier 1 simultaneously, and production that can be better during the collision rotates.
The working principle is as follows: when a ship collides with the pier 1, the collision point is transferred to the anti-collision device, the ship firstly collides with the wear-resistant rubber 6 to drive the external anti-collision block to move inwards to force the angle baffle 12 of the movable frame 14 to open and drive the first steel stop 11 to slide along the outer wall of the large circular steel plate 4, the spring 10 is compressed because the second steel stop 16 is fixed, a large amount of energy can be consumed in the process, the compression of the spring 10 and the resistance of the outer floating block 8 in water can effectively apply the rebounding force to the ship, when the collision force is large, the movable frame 14 can transmit the impact force to deform the elastic rubber 3 arranged on the large circular steel plate 4, meanwhile, the large circular steel plate 4 can rotate relative to the pier 1 to guide the speed direction of the ship to change, the direction of the ship head is turned, and most of the energy is still kept on the ship, thereby protecting the bridge. When the collision is over, the elastic rubber 3 and the spring 10 are restored to the original state, so that the device is reset, and meanwhile, the phenomenon that the device turns over from the reset process and excessive waves is avoided.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent modifications made by the present invention and the contents of the drawings or directly or indirectly applied to the related technical fields are included in the scope of the present invention.
Claims (6)
1. The utility model provides a be applicable to pier anticollision from floating buffer which characterized in that: the bridge pier comprises a circular steel plate (2) sleeved outside a bridge pier (1), elastic rubber (3), a large circular steel plate (4) and an anti-collision steel plate (5), wherein the outer wall of the elastic rubber (3) is fixedly connected with the inner wall of the large circular steel plate (4), and the inner wall of the elastic rubber is in contact with the circular steel plate (2); the anti-collision steel plate (5) is arranged on the outer side of the large circular ring steel plate (4) in an annular structure, a movable frame (14) is arranged between the anti-collision steel plate and the large circular ring steel plate, the movable frame (14) comprises a pin shaft (15), angle baffles (12), a first steel baffle (11), a second steel baffle (16) and a spring (10), the pin shaft (15) is fixed on the inner wall of the anti-collision steel plate (5), the outer ends of the two angle baffles (12) are hinged to the pin shaft (15), the inner ends of the two angle baffles (12) are respectively hinged to one end of the first steel baffle (11), and the other end of the first steel baffle (11) is connected with the second steel baffle (16) fixed on the outer wall of the large circular ring steel plate (4) through the spring (10); the bottom of the large circular steel plate (4) and the bottom of the anti-collision steel plate (5) are respectively connected with an inner side floating block (7) and an outer side floating block (8).
2. The self-floating buffer device suitable for collision avoidance of pier of claim 1, wherein: the anti-collision steel plate (5) is composed of four anti-collision blocks in a quarter arc shape, gaps are arranged between every two adjacent anti-collision blocks, and outer side floating blocks (8) are arranged at the bottoms of the four anti-collision blocks.
3. The self-floating buffer device suitable for collision avoidance of pier of claim 2, wherein: and the outer side of the anti-collision steel plate (5) is connected with wear-resistant rubber (6) matched with the shape of the anti-collision steel plate.
4. The self-floating buffer device suitable for collision avoidance of pier of claim 3, wherein: two steel ropes (9) are connected between the middle part of the inner wall of the anti-collision block and the outer wall of the large circular steel plate (4).
5. The self-floating buffer device suitable for collision avoidance of pier of claim 1, wherein: the angle steel plate (12) is hinged with the first steel stop block (11) through a steel bolt (13).
6. The self-floating buffer device suitable for collision avoidance of pier of claim 1, wherein: the cross section of the elastic rubber (3) is of a semi-elliptical structure, the semi-elliptical surface of the elastic rubber is tangent to the circular ring-shaped steel plate (2), and the surface of the semi-elliptical surface is smooth.
Priority Applications (1)
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CN202110295754.4A CN113006002A (en) | 2021-03-19 | 2021-03-19 | Self-floating buffer device suitable for collision avoidance of bridge pier |
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CN202110295754.4A CN113006002A (en) | 2021-03-19 | 2021-03-19 | Self-floating buffer device suitable for collision avoidance of bridge pier |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113356144A (en) * | 2021-06-30 | 2021-09-07 | 孙二豹 | Pier striking power of unloading buffer |
CN114382057A (en) * | 2022-01-10 | 2022-04-22 | 中交路桥南方工程有限公司 | Anti-collision energy dissipation device for pier protection |
CN114575290A (en) * | 2022-03-07 | 2022-06-03 | 湖南大学 | Ship interception system and application thereof |
CN114941344A (en) * | 2022-06-29 | 2022-08-26 | 江苏科技大学 | Multiple buffering formula offshore wind power single pile basis buffer stop |
CN114941343A (en) * | 2022-06-29 | 2022-08-26 | 江苏科技大学 | Multi-surface buffering type offshore wind power single-pile foundation anti-collision device |
CN114960557A (en) * | 2022-06-14 | 2022-08-30 | 重庆交通大学 | Floating type ship collision prevention device with composite cylinder |
CN115354609A (en) * | 2022-09-25 | 2022-11-18 | 江苏航运职业技术学院 | Anti-collision bridge device based on ship out of control |
CN117364709A (en) * | 2023-12-08 | 2024-01-09 | 徐州泉山经济开发区投资发展有限公司 | Bridge anticollision case |
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2021
- 2021-03-19 CN CN202110295754.4A patent/CN113006002A/en active Pending
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113356144A (en) * | 2021-06-30 | 2021-09-07 | 孙二豹 | Pier striking power of unloading buffer |
CN114382057B (en) * | 2022-01-10 | 2024-02-06 | 中交路桥南方工程有限公司 | Anti-collision energy consumption device for bridge pier protection |
CN114382057A (en) * | 2022-01-10 | 2022-04-22 | 中交路桥南方工程有限公司 | Anti-collision energy dissipation device for pier protection |
CN114575290A (en) * | 2022-03-07 | 2022-06-03 | 湖南大学 | Ship interception system and application thereof |
CN114575290B (en) * | 2022-03-07 | 2022-12-06 | 湖南大学 | Ship interception system and application thereof |
CN114960557A (en) * | 2022-06-14 | 2022-08-30 | 重庆交通大学 | Floating type ship collision prevention device with composite cylinder |
CN114960557B (en) * | 2022-06-14 | 2024-04-26 | 重庆交通大学 | Composite cylinder floating type ship collision preventing device |
CN114941344A (en) * | 2022-06-29 | 2022-08-26 | 江苏科技大学 | Multiple buffering formula offshore wind power single pile basis buffer stop |
CN114941343A (en) * | 2022-06-29 | 2022-08-26 | 江苏科技大学 | Multi-surface buffering type offshore wind power single-pile foundation anti-collision device |
CN115354609A (en) * | 2022-09-25 | 2022-11-18 | 江苏航运职业技术学院 | Anti-collision bridge device based on ship out of control |
CN115354609B (en) * | 2022-09-25 | 2023-06-16 | 江苏航运职业技术学院 | Anti-collision bridge device based on ship out of control |
CN117364709A (en) * | 2023-12-08 | 2024-01-09 | 徐州泉山经济开发区投资发展有限公司 | Bridge anticollision case |
CN117364709B (en) * | 2023-12-08 | 2024-02-09 | 徐州泉山经济开发区投资发展有限公司 | Bridge anticollision case |
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