CN219260901U - Ship collision preventing device - Google Patents
Ship collision preventing device Download PDFInfo
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- CN219260901U CN219260901U CN202320067635.8U CN202320067635U CN219260901U CN 219260901 U CN219260901 U CN 219260901U CN 202320067635 U CN202320067635 U CN 202320067635U CN 219260901 U CN219260901 U CN 219260901U
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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 utility model discloses a ship collision preventing device, wherein a ship collision preventing device unit is of a box type structure, the box type structure comprises an energy consumption inner box arranged in the box type structure and a protection outer panel arranged on the outer layer of the box type structure, the energy consumption inner box comprises a closed box shell, the box shell is formed by splicing an outer plate, an inner plate, a top plate, a bottom plate and a side plate, the outer plate is a carbon steel plate or a low alloy steel plate and is fixedly connected with the protection outer panel, the top plate and the bottom plate are stainless steel composite steel plates, the stainless steel composite steel plates comprise a carbon steel base layer and a stainless steel composite layer, and the stainless steel composite layer is positioned on the outer side of the energy consumption inner box. The utility model adopts the stainless steel composite steel plate, fully plays the advantages of corrosion resistance and low cost of the stainless steel composite steel plate, ensures the excellent energy consumption performance and improves the durability of the stainless steel composite steel plate; in the service process of the energy consumption component of the ship collision prevention device in water or in a humid environment, the brittle failure caused by corrosion can be greatly reduced, the service life of the ship collision prevention device is prolonged, and the detection and maintenance cost is reduced.
Description
Technical Field
The utility model relates to the technical field of bridges, in particular to a ship collision preventing device.
Background
Along with the increase of bridges crossing rivers, lakes and seas in China and the development of shipping industry, the risk of bridge ship collision is also increased. At present, bridges at home and abroad mostly adopt ship collision prevention devices such as artificial islands, pile groups, rubber fenders, steel suitcases or steel-concrete combined suitcases and the like to reduce the loss of ship bridge collision. The steel sleeve box and the steel-concrete combined sleeve box absorb the impact energy of the ship by plastic deformation and damage of steel of the steel sleeve box and the steel-concrete combined sleeve box, reduce the damage of bridges and ships, have the advantages of good economical efficiency, simple construction, strong adaptability and the like, and are the most widely used ship collision prevention device in China.
However, as the facility is used in water or in an environment with high humidity for a long time, the corrosion of steel is aggravated, and the bearing capacity of steel members is greatly reduced, so that the durability and the energy consumption capacity of the facility are seriously affected; especially, the connecting components (such as watertight compartments) between the steel structure combined type suitcases are difficult to ensure the tightness for a long time under the action of water flow. The weak member is easy to cause connection failure of the whole device after water seepage and corrosion, even sink or segment fall off, and further damage is caused to a traveling ship or a downstream bridge.
Although stainless steel materials have excellent corrosion resistance, a large amount of rare metals are consumed for manufacturing the stainless steel, so that the price of the stainless steel is high; and the following defects are easy to occur after the common anticorrosive paint is constructed: (1) The coating foams due to the expansion of the water absorption volume of the coating, the contained gas, osmotic pressure and electroosmosis; (2) When water permeates into the interface of the coating or the interface of the matrix, the adhesion mechanism of the coating is influenced or even changed, so that the adhesion (wet adhesion) is greatly different from the adhesion in a dry state; (3) In the use process of the coating, various external factors can cause micropores to appear on the surface and the inside of the coating, and a direct channel is formed on the surface layer of a metal base surface for the corrosive medium to accelerate corrosion.
In summary, the existing ship collision preventing device is made of traditional or single engineering materials, and it is difficult to meet the durability requirement of the bridge ship collision preventing device.
Disclosure of Invention
The technical problem to be solved by the utility model is to overcome the defects existing in the prior art, and provide the ship collision preventing device, so that the damage degree of a bridge during ship collision is reduced, the durability and the economy of the ship collision preventing device are improved, the mechanical property of the ship collision preventing device is improved, and the normal service time of the ship collision preventing device is greatly prolonged.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a prevent ship and hit device, includes the ship and hit device unit that prevents of locating the segmentation assembled equipment in pier outside, prevent that ship hits device unit is box structure, box structure is including locating the inside power consumption inner box of box structure and locating the outer protection outer panel of box structure, the power consumption inner box includes confined shell, the shell is formed by planking, inner panel, roof, bottom plate and curb plate concatenation, the planking is carbon steel board or low alloy steel sheet and with protection outer panel fixed connection, roof and bottom plate are stainless steel clad steel plate, stainless steel clad steel plate includes carbon steel basic unit and stainless steel clad layer, stainless steel clad layer is located the outside of power consumption inner box.
As a further improvement of the above technical scheme:
the inner plate is a carbon steel plate or a low alloy steel plate and is fixedly connected with a protective outer panel, each side plate is a stainless steel composite steel plate, the outer side of the side plate is connected with a watertight cabin, and the stainless steel composite layer of each side plate is positioned on the inner side of the watertight cabin.
The watertight cabin comprises a semi-closed cabin shell, the cabin shell is formed by splicing an outer wall, an inner wall, a top wall, a bottom wall and a flange connecting plate, the outer wall and the inner wall are made of stainless steel clad steel plates, stainless steel cladding layers of the outer wall and the inner wall are located on the inner side of the watertight cabin, the top wall, the bottom wall and the flange connecting plate are made of symmetrical stainless steel clad steel plates, and the symmetrical stainless steel clad steel plates comprise a carbon steel base layer and stainless steel cladding layers which are respectively arranged on two sides of the carbon steel base layer.
The watertight cabins of two adjacent ship collision preventing device units are connected in a sealing mode through flange connecting plates, connecting holes are formed in the flange connecting plates, high-strength bolts penetrate through the connecting holes and are fastened through stainless steel nuts, and therefore the adjacent flange connecting plates are connected tightly.
A waterproof gasket is arranged between two adjacent flange connecting plates.
A plurality of fenders are arranged on the protection outer panel which is arranged close to the bridge pier.
The side plates are carbon steel plates or low alloy steel plates and are tightly connected with the protective outer plates, the inner plates are symmetrical stainless steel composite plates and are fixedly connected with the bridge piers through expansion bolts, and the symmetrical stainless steel composite plates comprise carbon steel base layers and stainless steel composite layers which are respectively arranged on two sides of the carbon steel base layers.
The steel bar net is arranged in the protection outer panel and consists of vertical steel bars and horizontal steel bars, and the protection outer panel is formed by casting ultra-high performance concrete.
The outer plate is provided with a plurality of connecting pieces for connecting and protecting the outer panel.
Compared with the prior art, the utility model has the advantages that:
1. the energy-consumption inner box of the ship collision prevention device unit adopts the stainless steel composite steel plate which has the advantages of corrosion resistance and low cost, so that the excellent energy consumption performance is ensured, and the durability is improved; in the service process of the energy consumption component of the ship collision prevention device in water or in a humid environment, the brittle failure caused by corrosion can be greatly reduced, the service life of the ship collision prevention device is prolonged, and the damage degree of the bridge during ship collision is reduced.
2. The watertight cabin of the ship collision preventing device unit adopts the symmetrical stainless steel composite steel plates, so that the durability of the joint of the ship collision preventing device can be improved, the rust damage caused by water inflow in the cabin can be reduced, and the maintenance and use cost can be greatly reduced.
3. The ship collision preventing device can be formed by combining a plurality of ship collision preventing units, the ship collision preventing units are connected through respective watertight cabins in a flange connection mode, and sealing performance of the ship collision preventing units is improved by adopting rubber gaskets between flange sealing surfaces. The connection method is simple, convenient and mature, and can reduce the installation cost.
Drawings
Fig. 1 is a schematic cross-sectional view showing the internal structure of a ship collision prevention apparatus according to embodiment 1 of the present utility model.
Fig. 2 is a plan view showing the external structure of the ship collision preventing apparatus in embodiment 1 of the present utility model.
Fig. 3 is a schematic structural view of a ship collision preventing device in embodiment 1 of the present utility model (the left side is a vertical sectional view of the inside of the structure, and the right side is a vertical sectional view of the joint).
Fig. 4 is an enlarged schematic view of the portion a in fig. 3.
Fig. 5 is an enlarged schematic view of the portion B in fig. 3.
Fig. 6 is a detailed view of the flange joint of the ship collision preventing means in embodiment 1 of the present utility model.
Fig. 7 is a schematic cross-sectional view showing the inside of the structure of the ship collision preventing device in embodiment 2 of the present utility model.
Fig. 8 is a plan view showing the exterior of the structure of the ship collision preventing device in embodiment 2 of the present utility model.
Fig. 9 is a schematic structural view of a ship collision preventing device in embodiment 2 of the present utility model (vertical sectional view, left side is vertical sectional view of the inside of the structure, right side is vertical sectional view of the joint).
Fig. 10 is an enlarged schematic view of the structure of the part C in fig. 9.
Legend description:
100. a carbon steel base layer; 200. stainless steel cladding; 1. bridge piers; 2. an energy-consuming inner box; 21. an outer plate; 211. a connecting piece; 22. an inner plate; 221. an expansion bolt; 23. a top plate; 24. a bottom plate; 25. a side plate; 251. a high-strength bolt; 252. a stainless steel nut; 3. protecting the outer panel; 31. a reinforcing mesh; 4. a watertight compartment; 41. an outer wall; 42. an inner wall; 43. a top wall; 44. a bottom wall; 45. a flange connecting plate; 451. a waterproof gasket; 5. and (5) fender.
Detailed Description
The utility model is described in further detail below with reference to the drawings and the specific examples.
Example 1:
as shown in fig. 1 to 6, the ship collision preventing device of the present embodiment includes a ship collision preventing device unit assembled in a sectional manner and disposed outside a bridge pier 1, the ship collision preventing device unit is a box structure, the box structure includes an energy-dissipating inner box 2 disposed inside the box structure and a protective outer panel 3 disposed outside the box structure, the energy-dissipating inner box 2 includes a closed box shell, the box shell is formed by splicing an outer plate 21, an inner plate 22, a top plate 23, a bottom plate 24 and a side plate 25, the outer plate 21 is a carbon steel plate or a low alloy steel plate and is fixedly connected with the protective outer panel 3, the top plate 23 and the bottom plate 24 are stainless steel composite steel plates, the stainless steel composite steel plates include a carbon steel base 100 and a stainless steel composite layer 200, and the stainless steel composite steel layer 200 is disposed outside the energy-dissipating inner box 2. The outer plate 21 of the carbon steel plate or the low alloy steel plate can improve the force transmission effect of the impact force of the impact surface of the energy-consumption inner box 2 transmitted by the protection outer panel 3, so that the impact force of the ship to the bridge pier 1 is reduced through the energy-consumption inner box 2, and the pollution such as corrosion of the energy-consumption inner box 2 is reduced through the top plate 23 and the bottom plate 24 of the stainless steel composite steel plate, the whole service life of the ship impact preventing device is prolonged, and the maintenance cost is reduced. The stainless steel cladding 200 is a stainless steel material.
In this embodiment, the inner plate 22 is a carbon steel plate or a low alloy steel plate and is fixedly connected with the protection outer panel 3, each side plate 25 is a stainless steel composite steel plate, the outer side is connected with the watertight compartment 4, and the stainless steel composite layer of each side plate 25 is positioned at the inner side of the watertight compartment 4. The inner plate 22 which is a carbon steel plate or a low alloy steel plate can conveniently install the protective outer panel 3, so that other anti-collision auxiliary equipment close to the bridge pier 1 can be conveniently installed on the protective outer panel 3.
In this embodiment, the watertight compartment 4 includes a semi-closed compartment shell, the compartment shell is formed by splicing an outer wall 41, an inner wall 42, a top wall 43, a bottom wall 44 and a flange connection plate 45, the outer wall 41 and the inner wall 42 are stainless steel clad steel plates, the stainless steel clad layer 200 is located on the inner side of the watertight compartment 4, and the top wall 43, the bottom wall 44 and the flange connection plate 45 are symmetrical stainless steel clad steel plates, and the symmetrical stainless steel clad steel plates comprise a carbon steel base layer 100 and stainless steel clad layers 200 respectively arranged on two sides of the carbon steel base layer 100. The watertight cabin 4 is positioned between two adjacent energy-consumption inner boxes 2, and the watertight cabin 4 has water seepage to a certain extent under the action of water waves, and stainless steel clad steel plates are adopted, so that the durability of the watertight cabin 4 water inlet rear cabin plate is further improved, the detection and maintenance frequency is reduced, and the maintenance cost is greatly reduced.
In this embodiment, the watertight compartments 4 of two adjacent ship collision preventing device units are connected in a sealing manner through flange connection plates 45, each flange connection plate 45 is provided with a connection hole, and high-strength bolts 251 penetrate through the connection holes and are fastened through stainless steel nuts 252 so that the adjacent flange connection plates 45 are connected tightly. The flange connecting plate 45 is a symmetrical stainless steel composite plate, can avoid corrosion of connecting holes, and has strong corrosion resistance with the high-strength bolts 251 and the stainless steel nuts 252.
In this embodiment, a waterproof gasket 451 is disposed between two adjacent flange connection plates 45. The waterproof gasket 451 can improve the sealing property, and thus further improve the corrosion resistance.
In this embodiment, a plurality of fenders 5 are provided on a protective outer panel 3 provided near the bridge pier 1. The damage of the bridge pier 1 and the ship collision preventing device under the impact of water flow can be reduced through the plurality of fenders 5, and the buffer energy consumption effect can be realized when the ship bridge collides; the specific dimensions and the direction of placement of the fender 5 can be adjusted accordingly according to the configuration of the actual pier 1 and the ship collision preventing means.
In this embodiment, the protection outer panel 3 is internally provided with a reinforcing mesh 31, the reinforcing mesh 31 is composed of vertical reinforcing bars and horizontal reinforcing bars, and the protection outer panel 3 is formed by casting ultra-high performance concrete. The ship collision resistance of the components can be further improved through the vertical steel bars and the horizontal steel bars in the steel bar net 31, so that more energy dissipation components in the energy dissipation inner box 2 participate in energy dissipation.
In this embodiment, the outer panel 21 is provided with a plurality of connectors 211 for connecting the protective outer panel 3. The connection between the outer panel 21 and the protective outer panel 3 can be made more secure by the connection member 211.
In this embodiment, the energy dissipation inner box 2 includes an energy dissipation skeleton and an energy dissipation material. The energy consumption skeleton is a honeycomb structure formed by splicing one of round pipes, hexagonal pipes and corrugated plates, and extends along the vertical direction. The energy-consuming framework adopts a steel structure, the mechanical property of the steel structure is good, the cost is low, the process performance is excellent, and after the steel structure is compressed in collision, the steel structure can absorb the energy during collision after being bent or broken; the energy dissipation material is a light material, preferably a polyurethane foam material, and the polyurethane foam material has the advantages of aging resistance, convenience in construction and good bonding performance, and simultaneously has good elasticity and strength, and can uniformly disperse the force generated during impact, so that the peak value of the impact force is reduced.
Example 2:
as shown in fig. 7 to 10, the ship collision preventing device according to embodiment 2 is different from embodiment 1 in that the inner plate 22 adjacent to the pier 1 is not provided with the outer cover 3 and the fender 5.
In this embodiment, the side plate 25 is a carbon steel plate or a low alloy steel plate and is tightly connected with the outer protection panel 3, the inner plate 22 is a symmetrical stainless steel composite steel plate and is fixedly connected with the pier 1 through expansion bolts 221, and the symmetrical stainless steel composite steel plate comprises a carbon steel base layer 100 and stainless steel cladding layers 200 respectively arranged on two sides of the carbon steel base layer 100. The inner plate 22 of the symmetrical stainless steel composite steel plate can reduce corrosion at the joint with the bridge pier, so that the detection and maintenance frequency is reduced, and the overall service life of the ship collision preventing device is further prolonged.
The width, height, position, etc. of the ship collision preventing device of the above-mentioned embodiments 1 and 2 can be specifically determined by analyzing the bridge level and ship shape characteristics to determine the possible collision. The width of the energy-consumption inner box at the impact side can be larger than that of the energy-consumption inner box at the non-impact side, the use cost can be reduced, the energy-consumption performance of the energy-consumption inner box is utilized more reasonably and economically, and the ship impact preventing device can enable the offset angle of the whole ship impact preventing device in water to reach a reasonable range through weight analysis and adjustment of different energy-consumption inner boxes.
The above description is merely a preferred embodiment of the present utility model, and the scope of the present utility model is not limited to the above examples. Modifications and variations which would be obvious to those skilled in the art without departing from the spirit of the utility model are also considered to be within the scope of the utility model.
Claims (9)
1. The utility model provides a prevent ship and hit device, is including locating the ship and hit device unit that prevents of the segmentation assembled in pier (1) outside, prevent that ship hits device unit is box structure, box structure is including locating the inside power consumption inner box (2) of box structure and locating the outer protection outer panel (3) of box structure, a serial communication port, power consumption inner box (2) are including confined shell, the shell is formed by planking (21), inner panel (22), roof (23), bottom plate (24) and curb plate (25) concatenation, planking (21) are carbon steel board or low alloy steel sheet and with protect outer panel (3) fixed connection, roof (23) and bottom plate (24) are stainless steel clad plate, stainless steel clad plate includes carbon steel basic unit (100) and stainless steel clad layer (200), stainless steel clad layer (200) are located the outside of power consumption inner box (2).
2. The ship collision prevention device according to claim 1, wherein the inner plate (22) is a carbon steel plate or a low alloy steel plate and is fixedly connected with a protective outer panel (3), each side plate (25) is a stainless steel clad steel plate, the outer side of the side plate is connected with a watertight compartment (4), and a stainless steel cladding layer of each side plate (25) is positioned on the inner side of the watertight compartment.
3. The ship collision preventing device according to claim 2, wherein the watertight compartment (4) comprises a semi-closed compartment shell, the compartment shell is formed by splicing an outer wall (41), an inner wall (42), a top wall (43), a bottom wall (44) and a flange connecting plate (45), the outer wall (41) and the inner wall (42) are stainless steel clad steel plates, the stainless steel clad layers (200) of the outer wall and the inner wall are positioned on the inner side of the watertight compartment (4), and the top wall (43), the bottom wall (44) and the flange connecting plate (45) are symmetrical stainless steel clad steel plates, and the symmetrical stainless steel clad steel plates comprise a carbon steel base layer (100) and the stainless steel clad layers (200) respectively arranged on two sides of the carbon steel base layer (100).
4. A ship collision preventing device according to claim 3, wherein the watertight compartments (4) of two adjacent ship collision preventing device units are connected in a sealing way through flange connecting plates (45), each flange connecting plate (45) is provided with a connecting hole, and a high-strength bolt (251) penetrates through the connecting holes and is fastened through stainless steel nuts (252) so as to tightly connect the adjacent flange connecting plates (45).
5. The ship collision prevention device according to claim 4, characterized in that a waterproof gasket (451) is provided between two adjacent flange connection plates (45).
6. The ship collision prevention device according to claim 2, characterized in that a plurality of fenders (5) are provided on the protective outer panel (3) arranged close to the pier (1).
7. The ship collision prevention device according to claim 1, wherein the side plates (25) are carbon steel plates or low alloy steel plates and are tightly connected with the outer protection panel (3), the inner plates (22) are symmetrical stainless steel composite steel plates and are fixedly connected with the bridge pier (1) through expansion bolts (221), and the symmetrical stainless steel composite steel plates comprise a carbon steel base layer (100) and stainless steel composite layers (200) respectively arranged on two sides of the carbon steel base layer (100).
8. The ship collision prevention device according to any one of claims 1-7, characterized in that a reinforcing mesh (31) is arranged in the protective outer panel (3), the reinforcing mesh (31) consists of vertical reinforcing bars and horizontal reinforcing bars, and the protective outer panel (3) is formed by casting ultra-high-performance concrete.
9. The ship collision prevention device according to claim 8, characterized in that a plurality of connecting pieces (211) for connecting the protective outer panel (3) are provided on the outer panel (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320067635.8U CN219260901U (en) | 2023-01-10 | 2023-01-10 | Ship collision preventing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320067635.8U CN219260901U (en) | 2023-01-10 | 2023-01-10 | Ship collision preventing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219260901U true CN219260901U (en) | 2023-06-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320067635.8U Active CN219260901U (en) | 2023-01-10 | 2023-01-10 | Ship collision preventing device |
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| Country | Link |
|---|---|
| CN (1) | CN219260901U (en) |
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2023
- 2023-01-10 CN CN202320067635.8U patent/CN219260901U/en active Active
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