CN113981884B - Floating wave-absorbing anti-impact system and application method thereof - Google Patents
Floating wave-absorbing anti-impact system and application method thereof Download PDFInfo
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- CN113981884B CN113981884B CN202111249554.1A CN202111249554A CN113981884B CN 113981884 B CN113981884 B CN 113981884B CN 202111249554 A CN202111249554 A CN 202111249554A CN 113981884 B CN113981884 B CN 113981884B
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- 238000007667 floating Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000002093 peripheral effect Effects 0.000 claims abstract description 7
- 230000001681 protective effect Effects 0.000 claims description 41
- 239000000463 material Substances 0.000 claims description 10
- 238000010276 construction Methods 0.000 claims description 8
- 230000003139 buffering effect Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 238000005260 corrosion Methods 0.000 claims description 5
- 230000008030 elimination Effects 0.000 claims description 4
- 238000003379 elimination reaction Methods 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 230000035939 shock Effects 0.000 claims description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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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
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/06—Moles; Piers; Quays; Quay walls; Groynes; Breakwaters ; Wave dissipating walls; Quay equipment
- E02B3/062—Constructions floating in operational condition, e.g. breakwaters or wave dissipating walls
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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
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
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Abstract
The invention relates to a floating type wave-absorbing anti-impact system and an application method thereof, wherein the system is formed by combining a plurality of groups of single wave-absorbing impact protection units through a connecting structure, and the system is assembled into a peripheral protection structure or a side-row pile type protection structure according to actual protection requirements; the four-side protection structure and the side-row pile type protection structure are connected to a structure foundation to be protected through an anchor rope structure. The system is formed by connecting cylindrical floating wave-absorbing anti-impact units, and the protection units are easy to assemble and disassemble and can meet the protection of various offshore structures.
Description
Technical Field
The invention relates to the field of ocean engineering, in particular to a floating wave-absorbing anti-impact system and an application method thereof.
Background
In recent years, offshore engineering construction such as cross-sea bridge, offshore wind power, offshore oil and gas exploitation and the like in China is well-developed, with frequent global extreme weather, marine disasters are more and more severe, and disastrous sea waves, solitary waves, offshore drifting objects and the like threaten the offshore structures, so that development of technology development on wave-absorbing impact protection of the offshore structures is necessary.
At present, common wave-absorbing measures are wave walls, breakwaters, wave-bank piles and the like, and most common impact protection or anti-collision measures are rubber fixed around a structure, an anchor chain or an impact protection structure with a far end independently built.
The existing protective structures can only meet the single requirement of wave elimination or impact protection. The existing protection measures of anchoring or integrating with a structure foundation have the defects of complex structure, difficult installation and high construction cost, and are difficult to meet the requirements of construction cost of offshore engineering.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide a floating type wave-absorbing and shock-preventing system which is convenient to install and can be repeatedly used and an application method thereof.
In order to solve the technical problems, the invention provides the following technical scheme: a floating type wave-absorbing anti-impact system is formed by combining a plurality of groups of single wave-absorbing impact protection units through a connecting structure, and the system is assembled into a peripheral protection structure or a side-row pile type protection structure according to actual protection requirements; the four-side protection structure and the side-row pile type protection structure are connected to a structure foundation to be protected through an anchor rope structure.
The single wave-absorbing impact protection unit comprises a hollow cylindrical box, a protection wall is arranged outside the hollow cylindrical box, and flexible caps are respectively and fixedly arranged at the top and the bottom of the hollow cylindrical box.
The hollow cylindrical box is cylindrical, is integrally formed by welding stainless steel materials, and is internally provided with a cavity structure; the corner between the upper surface, the lower surface and the cylindrical surface of the axis of the hollow cylindrical box is of a chamfer structure.
The flexible cap and the protective wall are made of rubber materials, and a chamfer structure is processed at the inner corner of the flexible cap matched with the hollow cylindrical box.
The connecting structure comprises a connecting sleeve fixed on the outer side wall of the hollow cylindrical box of the wave-absorbing impact protection unit; a connecting flange is fixed at the tail end of the connecting sleeve; the connecting sleeves of the two adjacent groups of wave-absorbing impact protection units are fixedly connected with each other through connecting flanges and bolts.
The connecting sleeve comprises two fixed mounting structures according to the specific connecting position requirement; the first is fixed on the outer wall of the hollow cylindrical box in a mutually perpendicular mode, and the second is fixed on the outer wall of the hollow cylindrical box in a parallel mode on the same straight line.
The connecting sleeve is formed by cutting stainless steel pipe materials, and an anti-corrosion coating is arranged on the outer surface of the connecting sleeve.
The anchor cable structure comprises an anchor cable, wherein one end of the anchor cable is connected with the pile foundation through a telescopic sleeve ring; the telescopic lantern ring is provided with a buckle, the buckle is provided with a fastening valve, and the diameter of the telescopic lantern ring can be changed by adjusting the fastening valve so as to adapt to pile foundations with different pile diameters; the outer wall of the telescopic lantern ring is provided with a plurality of fixed points which are fixedly connected with the anchor cable; the other end of the anchor cable is hooked and connected with a connecting ring through a hook, and the connecting ring is fixed on a hollow cylindrical box of the wave-absorbing impact protection unit through a fixing rod.
The four-side protection structure is a rectangular protection structure assembled by adopting a plurality of groups of wave-absorbing impact protection units through a connecting structure and is surrounded and arranged on the periphery of a structure;
the side-row pile type protection structure is a single-row protection structure assembled by adopting a plurality of groups of wave-absorbing impact protection units through a connecting structure and is arranged on one side of a structure impacted by waves.
The application method of the floating type wave-absorbing anti-impact system comprises the following steps:
step one, selecting a protection structure: determining the size, the basic type and the water depth parameters of the required protective structure according to the specific protective requirements of the structure to be protected, and calculating the design protective range, the number of wave-absorbing and shock-preventing units, the length of the anchor cable and the type of the specific protective structure according to the parameters;
step two, land assembly of the protective structure: according to the protective structure formulated in the first step, manufacturing and completing a basic structure of the protective system on land;
step three, transporting and hoisting the protective structure: transporting the land assembled protective structure to a target structure through a construction ship, and then hoisting to a design position;
step four, fixedly connecting a protective structure: the diver is responsible for installing the telescopic lantern ring or the triangular bracket on the foundation of the structure and fastening the telescopic lantern ring or the triangular bracket; then, fixedly connecting the protective structure with the telescopic lantern ring through an anchor cable;
step five, wave elimination protection of a protection structure: after the installation is completed, the structures form a wave-absorbing anti-impact system with a floating type row barrel structure, wave height is effectively reduced, wave energy is reduced, impact buffering of floating objects is effectively realized, and instantaneous load of the structures is reduced;
step six, replacing or disassembling the protective structure: and after the service expires, the anchor cable is released, so that the connection between the protective structure and the structure is released, and the whole wave-absorbing anti-impact system is removed, so that the cable can be used as a temporary or permanent protective structure.
The invention has the following beneficial effects:
1. the system is formed by connecting the cylindrical floating wave-absorbing anti-impact units, the protection units are easy to install and detach, and the protection of various offshore structures can be met.
2. By adopting the combined type wave-absorbing impact protection unit, the required surrounding type protection structure or the required straight type protection structure can be combined according to specific use requirements, so that the wave-absorbing impact protection unit is suitable for different types of constructions, and the adaptability of the wave-absorbing impact protection unit is enhanced.
3. After the wave-absorbing anti-impact system is installed, the structure forms the wave-absorbing anti-impact system with a floating type row barrel structure, so that wave height can be effectively reduced, wave energy can be reduced, impact buffering of floats can be effectively realized, and instantaneous load of the structure is reduced.
4. The wave-absorbing anti-impact system is easy to disassemble and can be reused, and has extremely high benefit and engineering value as a temporary or permanent protection structure.
5. The flange connection structure is adopted to realize the connection between the adjacent wave-absorbing impact protection units, so that the adjacent wave-absorbing impact protection units can be connected into an integral rigid protection structure, and further an effective impact prevention effect is achieved.
6. The invention can be fixed on the foundation of the structure to be protected, does not need to be additionally constructed and anchored on the seabed, and is easy to construct; the wave-absorbing impact protection unit is an independent unit, can be easily increased or decreased, can form different types of protection barriers, and is suitable for protecting structures of different types or different sizes; the floating cylindrical wave-absorbing impact protection unit can effectively reduce wave height and disperse wave impact.
Drawings
The invention is further described below with reference to the drawings and examples.
Fig. 1 is a front view of a surge protection unit of the present invention using a parallel arrangement of connection bushings.
Fig. 2 is a side view of the blast protected unit of the present invention using the connecting bushings arranged in parallel.
Fig. 3 is a top view of the blast protected unit of the present invention using the connecting bushings arranged in parallel.
Fig. 4 is a front view of the blast protected unit of the present invention using a vertically disposed connection sleeve.
Fig. 5 is a side view of the blast protected unit of the present invention using a vertically disposed connection sleeve.
Fig. 6 is a top view of the blast protected unit of the present invention using a vertically disposed connection sleeve.
Fig. 7 is a schematic diagram of connection of the wave-absorbing and shock-preventing unit according to the present invention.
Fig. 8 is a top view of a specific installation connection of the wave-absorbing and shock-preventing system of the present invention.
Fig. 9 is a connection structure diagram and a partial view between an anchor cable structure and a pile foundation of the wave-absorbing and anti-impact system of the invention.
Fig. 10 is a front view of a specific installation connection of the wave-absorbing and shock-preventing system of the present invention.
FIG. 11 is a top view of the wave-absorbing and shock-preventing system of the present invention as applied to an offshore booster station.
Fig. 12 is a side view of the wave-absorbing and shock-preventing system of the present invention applied to a pier.
Fig. 13 is a top view of the wave-absorbing and shock-preventing system of the present invention applied to a pier.
In the figure: 1. the marine pressure boosting device comprises a flexible cap, 2, a protective wall, 3, a hollow cylindrical box, 4, a connecting flange, 5, a connecting sleeve, 6, a bolt, 7, a fixed rod, 8, a connecting ring, 9, an anchor rope, 10, a hook, 11, a telescopic lantern ring, 12, a fastening valve, 13, a buckle, 14, a fixed joint, 15, a pile foundation, 16, an offshore pressure boosting station, 17, a pier, 18 and a tripod.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
Example 1:
referring to fig. 1-13, a floating type wave-absorbing and shock-preventing system is formed by combining a plurality of groups of single wave-absorbing and shock-preventing units through a connecting structure, and the system is assembled into a peripheral protection structure or a side-row pile type protection structure according to actual protection requirements; the four-side protection structure and the side-row pile type protection structure are connected to a structure foundation to be protected through an anchor rope structure. The wave-absorbing anti-impact system can be directly fixed on a foundation of a structure to be protected, does not need to be additionally constructed and anchored on the seabed, and is easy to construct; the wave-absorbing impact protection unit is an independent unit, can be easily increased or decreased, can form different types of protection barriers, and is suitable for protecting structures of different types or different sizes; the floating cylindrical wave-absorbing impact protection unit can effectively reduce wave height and disperse wave impact.
Further, the single wave-absorbing impact protection unit comprises a hollow cylindrical box 3, a protection wall 2 is arranged outside the hollow cylindrical box 3, and a flexible cap 1 is fixedly arranged at the top and the bottom of the hollow cylindrical box 3 respectively. By adopting the hollow cylindrical box 3, the floating arrangement of the whole system can be realized, and then the whole wave-absorbing anti-impact system can be floated on the sea surface. By adopting the protective wall 2 and the flexible cap 1, a good buffering effect can be achieved for protecting the hollow cylindrical box 3.
Furthermore, the hollow cylindrical box 3 is cylindrical, is integrally formed by welding stainless steel materials, and is internally provided with a cavity structure; the corner between the upper surface, the lower surface and the cylindrical surface of the axis of the hollow cylindrical box 3 is of a chamfer structure. The chamfering structure has the function of reducing contact friction and abrasion.
Further, the flexible cap 1 and the protective wall 2 are made of rubber materials, and chamfer structures are processed at the inner corners of the flexible cap 1 and the hollow cylindrical box 3. The rubber material has a good buffering effect.
Further, the connecting structure comprises a connecting sleeve 5 fixed on the outer side wall of the hollow cylindrical box 3 of the wave-absorbing impact protection unit; a connecting flange 4 is fixed at the tail end of the connecting sleeve 5; the connecting sleeves 5 of two adjacent groups of wave-absorbing impact protection units are fixedly connected through the connecting flange 4 and the bolts 6. By adopting the connecting structure, the adjacent wave-absorbing impact protection units can be effectively connected and assembled, and then are connected into a whole, so that an integral rigid protection structure is formed among the units, and finally the impact-preventing effect is achieved.
Further, the connecting sleeve 5 comprises two fixed mounting structures according to the specific connecting position requirement; the first is fixed on the outer wall of the hollow cylindrical box 3 in a mutually perpendicular manner, and the second is fixed on the outer wall of the hollow cylindrical box 3 in a parallel manner on the same straight line. By adopting two different combination modes, the novel combined type solar cell can be selectively assembled according to the needs, and further can be combined into different structural forms. Enhancing its adaptability.
Further, the connecting sleeve 5 is formed by cutting stainless steel pipe materials, and an anti-corrosion coating is arranged on the outer surface of the connecting sleeve 5. By adopting the anti-corrosion treatment, the service life of the anti-corrosion agent is effectively prolonged.
Further, the anchor cable structure comprises an anchor cable 9, and one end of the anchor cable 9 is connected with a pile foundation 15 through a telescopic lantern ring 11; the telescopic lantern ring 11 is provided with the buckle 13, the fastening valve 12 is arranged on the buckle 13, and the diameter of the telescopic lantern ring 11 can be changed by adjusting the fastening valve 12 so as to adapt to pile foundations 15 with different pile diameters; the outer wall of the telescopic lantern ring 11 is provided with a plurality of fixed points 14, and the fixed points 14 are fixedly connected with the anchor cable 9; the other end of the anchor cable 9 is hooked and connected with the connecting ring 8 through a hook 10, and the connecting ring 8 is fixed on the hollow cylindrical box 3 of the shock absorption protection unit through a fixing rod 7. By adopting the anchor cable structure, the whole system and the structure can be effectively connected, the traditional connection mode of arranging an anchor body on the seabed is replaced, and the construction cost is reduced.
Furthermore, the peripheral protection structure is a rectangular protection structure assembled by adopting a plurality of groups of wave-absorbing impact protection units through a connecting structure and is surrounded and arranged on the periphery of the structure; the surrounding structure is adopted, so that the device can be suitable for occasions where impact is applied to four sides.
Furthermore, the side-row pile type protection structure is a single-row protection structure assembled by adopting a plurality of groups of wave-absorbing impact protection units through a connecting structure and is arranged on one side of the structure impacted by waves. The side-row pile type protection structure is suitable for the situation that the single face is impacted.
Example 2:
the application method of the floating type wave-absorbing anti-impact system comprises the following steps:
step one, selecting a protection structure: determining the size, the basic type and the water depth parameters of the required protective structure according to the specific protective requirements of the structure to be protected, and calculating the design protective range, the number of wave-absorbing and shock-preventing units, the length of the anchor cable and the type of the specific protective structure according to the parameters;
step two, land assembly of the protective structure: according to the protective structure formulated in the first step, manufacturing and completing a basic structure of the protective system on land;
step three, transporting and hoisting the protective structure: transporting the land assembled protective structure to a target structure through a construction ship, and then hoisting to a design position;
step four, fixedly connecting a protective structure: the diver is responsible for installing and fastening the telescopic lantern ring 11 or the tripod 18 to the building foundation; then, the protection structure is fixedly connected with the telescopic lantern ring 11 through the anchor cable 9;
step five, wave elimination protection of a protection structure: after the installation is completed, the structures form a wave-absorbing anti-impact system with a floating type row barrel structure, wave height is effectively reduced, wave energy is reduced, impact buffering of floating objects is effectively realized, and instantaneous load of the structures is reduced;
step six, replacing or disassembling the protective structure: when the service expires, the anchor cable 9 is released, so that the connection between the protective structure and the structure is released, and the whole wave-absorbing anti-impact system is removed, so that the cable can be used as a temporary or permanent protective structure.
Example 3:
in this embodiment, when the four-side protection type is applied to a multi-leg structure, taking an offshore booster station 16 as an example, the wave-absorbing anti-impact unit is fixed on a pile foundation 15 through an anchor cable 9, a hook 10 at one end of the anchor cable 9 is hung on a connecting ring 8, the connecting ring 8 is connected with the wave-absorbing anti-impact unit through a fixing rod 7 welded on a hollow cylindrical box 2, the other end of the connecting ring is welded on a spherical fixing point 14 on a telescopic lantern ring 11, the inner diameter of the telescopic lantern ring 11 can be adjusted by using a buckle 13 according to the size of the pile foundation so as to adapt to different pile diameter foundations, and after adjustment, the telescopic lantern ring 11 is firmly fixed on the pile foundation 15 by using a tightening fastening valve 12.
Example 4:
when the present embodiment is applied to the protection of the pier 17 in a side-row pile type, the anchor cable 9 is connected with the tripod 18 on the pier 17 by using the hook 10, and the tripod 18 can be riveted or poured on the pier 17. The tripod 18 can make a certain distance between the floating part and the pier in the invention, thereby playing an effective role in protecting against the impact of waves, drift and the like.
Claims (4)
1. The floating type wave-absorbing anti-impact system is formed by combining a plurality of groups of single wave-absorbing impact protection units through a connecting structure, and is assembled into a peripheral protection structure or a side-row pile type protection structure according to actual protection requirements; the peripheral protection structure or the side-row pile type protection structure is connected to a structure foundation to be protected through an anchor rope structure;
the single wave-absorbing impact protection unit comprises a hollow cylindrical box (3), a protection wall (2) is arranged outside the hollow cylindrical box (3), and flexible caps (1) are respectively and fixedly arranged at the top and the bottom of the hollow cylindrical box (3);
the hollow cylindrical box (3) is cylindrical, is integrally formed by welding stainless steel materials, and is internally provided with a cavity structure; the corner between the upper surface, the lower surface and the cylindrical surface of the axis of the hollow cylindrical box (3) is of a chamfer structure;
the connecting structure comprises a connecting sleeve (5) fixed on the outer side wall of the hollow cylindrical box (3) of the wave-absorbing impact protection unit; a connecting flange (4) is fixed at the tail end of the connecting sleeve (5); the connecting sleeves (5) of two adjacent groups of wave-absorbing impact protection units are fixedly connected with each other through a connecting flange (4) and bolts (6);
the anchor cable structure comprises an anchor cable (9), and one end of the anchor cable (9) is connected with a pile foundation (15) through a telescopic sleeve ring (11); the telescopic lantern ring (11) is provided with a buckle (13), the buckle (13) is provided with a fastening valve (12), and the diameter of the telescopic lantern ring (11) can be changed by adjusting the fastening valve (12) so as to adapt to pile foundations (15) with different pile diameters; the outer wall of the telescopic lantern ring (11) is provided with a plurality of fixed points (14), and the fixed points (14) are fixedly connected with the anchor cable (9); the other end of the anchor cable (9) is hooked and connected with the connecting ring (8) through a hook (10), and the connecting ring (8) is fixed on the hollow cylindrical box (3) of the shock absorption protection unit through a fixing rod (7);
the four-side protection structure is a rectangular protection structure assembled by adopting a plurality of groups of wave-absorbing impact protection units through a connecting structure and is surrounded and arranged on the periphery of a structure;
the side-row pile type protection structure is a single-row protection structure assembled by adopting a plurality of groups of wave-absorbing impact protection units through a connecting structure and is arranged on one side of a structure impacted by waves;
the application method is characterized by comprising the following steps of:
step one, selecting a protection structure: according to the specific protection requirements of the structure to be protected, the size, the basic type and the water depth parameters of the required protection structure are determined, and the protection range, the number of wave-absorbing and impact-preventing units, the length of the anchor cable and the specific protection structure type are calculated according to the parameters, wherein the two types of the protection structures are as follows: a peripheral protection structure or a side-row pile type protection structure;
step two, land assembly of the protective structure: according to the type of the protective structure formulated in the first step, manufacturing a corresponding protective structure on land;
step three, transporting and hoisting the protective structure: transporting the land assembled protective structure to a target structure through a construction ship, and then hoisting to a design position;
step four, fixedly connecting a protective structure: the diver is responsible for installing the telescopic lantern ring (11) on the building foundation and fastening; then, the protection structure is fixedly connected with the telescopic lantern ring (11) through the anchor cable (9);
step five, wave elimination protection of a protection structure: after the installation is completed, the structures form a floating wave-absorbing anti-impact system, wave height is effectively reduced, wave energy is reduced, impact buffering of floats is effectively realized, and instantaneous load of the structures is reduced;
step six, replacing or disassembling the protective structure: and after the service expires, the anchor cable (9) is released, so that the connection between the protective structure and the structure is released, and the whole wave-absorbing anti-impact system is replaced or detached, so that the wave-absorbing anti-impact system can be used as a temporary or permanent protective structure.
2. The method of using a floating type wave-absorbing and shock-preventing system according to claim 1, wherein: the flexible cap (1) and the protection wall (2) are made of rubber materials, and a chamfer structure is processed at the inner corner of the flexible cap (1) matched with the hollow cylindrical box (3).
3. The method of using a floating type wave-absorbing and shock-preventing system according to claim 1, wherein: the connecting sleeve (5) comprises two fixed mounting structures according to the specific connecting position requirement; the first is fixed on the outer wall of the hollow cylindrical box (3) in a mutually perpendicular mode, and the second is fixed on the outer wall of the hollow cylindrical box (3) in a parallel mode on the same straight line.
4. The method of using a floating type wave-absorbing and shock-preventing system according to claim 1, wherein: the connecting sleeve (5) is formed by cutting stainless steel pipe materials, and an anti-corrosion coating is arranged on the outer surface of the connecting sleeve (5).
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| CN202111249554.1A CN113981884B (en) | 2021-10-26 | 2021-10-26 | Floating wave-absorbing anti-impact system and application method thereof |
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| KR100642334B1 (en) * | 2006-08-04 | 2006-11-10 | 주식회사 도화종합기술공사 | The pier collapse prevention infrastructure |
| CN202180919U (en) * | 2011-08-16 | 2012-04-04 | 烟台泰鸿橡胶有限公司 | Steel floating buoy boat fender |
| CN204418069U (en) * | 2014-11-28 | 2015-06-24 | 招商局重庆交通科研设计院有限公司 | The flexible anti-ship of honeycomb fashion hits casing |
| KR20170104773A (en) * | 2016-03-08 | 2017-09-18 | 유지권 | Apparatus for protecting bridge pier |
| CN105839593A (en) * | 2016-05-26 | 2016-08-10 | 福建省新能海上风电研发中心有限公司 | Floating type anti-collision system of offshore wind turbine foundation and construction method of floating type anti-collision system |
| CN106812091A (en) * | 2017-02-28 | 2017-06-09 | 华中科技大学 | A kind of form adaptive pier anti-collision device |
| CN207348079U (en) * | 2017-10-23 | 2018-05-11 | 西南交通大学 | Cofferdam shielding with floating energy-dissipation structure |
| CN109024490A (en) * | 2018-06-27 | 2018-12-18 | 广西驰胜农业科技有限公司 | A kind of anticollision device of pier |
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