CN112431230B - Reinforcing buffer stop on single pile formula fan basis - Google Patents
Reinforcing buffer stop on single pile formula fan basis Download PDFInfo
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- CN112431230B CN112431230B CN202011340066.7A CN202011340066A CN112431230B CN 112431230 B CN112431230 B CN 112431230B CN 202011340066 A CN202011340066 A CN 202011340066A CN 112431230 B CN112431230 B CN 112431230B
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- 230000003014 reinforcing effect Effects 0.000 title description 2
- 238000009360 aquaculture Methods 0.000 claims description 24
- 244000144974 aquaculture Species 0.000 claims description 24
- 239000002184 metal Substances 0.000 claims description 13
- 239000000945 filler Substances 0.000 claims description 7
- 239000011358 absorbing material Substances 0.000 claims description 5
- 238000009395 breeding Methods 0.000 claims description 5
- 230000001488 breeding effect Effects 0.000 claims description 5
- 238000005260 corrosion Methods 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 3
- 238000007667 floating Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 13
- 239000010959 steel Substances 0.000 description 13
- 238000010521 absorption reaction Methods 0.000 description 8
- 230000006378 damage Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000009364 mariculture Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- 241000761557 Lamina Species 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/80—Feeding devices
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/44—Foundations for machines, engines or ordnance
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/52—Submerged foundations, i.e. submerged in open water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/06—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against corrosion by soil or water
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
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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
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Zoology (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a reinforced anti-collision device of a single-pile type fan foundation, which comprises wing plates arranged on the periphery of the fan foundation and a motor arranged in the fan foundation, wherein the wing plates are clamped and connected with the fan foundation through a chute structure, and the wing plates can move up and down along the chute structure under the action of motor control and buoyancy; the integral density of the wing plate and wing plate is less than 1, the wing plate and wing plate comprises right-angle edges, a bottom edge and an inclined plane, the right-angle edges are abutted against a fan foundation, and a culture net cage is arranged below the bottom edge. The wing plate structure can be subjected to self-adaptive height adjustment according to buoyancy, the wing plates support and protect the wind foundation by means of ocean buoyancy, the strength of the wind foundation is improved, the wind foundation is effectively protected, the internal structure has the effect of absorbing energy for many times, and the safety of a ship and a wind turbine is guaranteed to the greatest extent.
Description
Technical Field
The invention relates to an offshore device, in particular to a reinforced anti-collision device of a single-pile type fan foundation with a breeding function.
Background
In recent years, the development scale of offshore wind resources is getting larger, offshore wind power generation is the main development form of ocean wind energy, a single-pile type wind turbine foundation occupies the main position in offshore wind power generation, the ocean environment is complex and changeable, and the existing single-pile type offshore wind turbine can cause great damage to the wind turbine foundation when encountering strong wind or even typhoon, and even cause the inclination and collapse of a platform; in addition, the current situation that the offshore wind turbine is adjacent to or even mutually interpenetrated with a channel and a fishing ground inevitably causes the scouring of sea waves and the possible collision of related ships, and greatly influences the stability and the service life of the wind turbine foundation. At present, in the aspect of marine culture, the marine fish culture mainly utilizes net cage culture, and the net cage culture plays an important role in the development of the marine fish culture industry in China. The use of marine farming mooring systems and power systems presents significant challenges. The power generated at sea is not fully utilized, and for mariculture, the power supply is not high, so that the automatic and intelligent mariculture is limited. Most of mariculture net cages are easily damaged by typhoon, a fan platform is combined with mariculture, so that the realization of the multifunction of a marine wind field is very necessary, the marine wind field is combined with marine culture, the offshore wind power technology is utilized to promote the open sea culture, and the organic combination can effectively promote the maximization of the benefit of a basic platform of the offshore wind.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide a reinforced anti-collision device of a single-pile type fan foundation with a breeding function, and aims to solve the problems that the fan foundation collides with a related ship, the fan foundation is insufficient in strength under severe natural environments such as strong sea wind and the like, the fan foundation has overturning risks, and an anchor mooring system and an electric power system for marine breeding are applied.
The technical scheme is as follows: the reinforced anti-collision device of the single-pile type fan foundation comprises wing plates arranged on the periphery of the fan foundation and a motor arranged in the fan foundation, wherein the wing plates are connected with the fan foundation in a clamping mode through a sliding groove structure, and the wing plates can move up and down along the sliding groove structure under the control of the motor and the action of buoyancy; the integral density of the wing plate and the wing plate is less than 1, the wing plate and the wing plate comprise right-angle edges, bottom edges and inclined planes, the right-angle edges are abutted against a fan foundation, a culture net box is arranged below the bottom edges, and the net box can be connected with the wing plate through hooks arranged below the wing plate so as to ensure replacement and convenient maintenance.
The pterygoid lamina can guarantee that its vertical displacement is free, guarantees under the buoyancy effect that the pterygoid lamina is in sea level department, the pterygoid lamina is in the tide that rises, in the marine environment of ebb tide, and usable buoyancy guarantees that it is located the sea level, makes it possess self-adaptation ability through the cover groove structure, and when the fan received external force destruction such as strong sea wind, the pterygoid lamina supported the protection with the help of sea buoyancy to wind basis formation, improved its intensity. The wing plates are connected with the aquaculture net cage, so that the mechanical integrity of the aquaculture net cage is guaranteed and the stability of the whole structure is improved when the aquaculture net cage is resistant to external force damage such as strong sea wind and the like. The wing plates are connected with the aquaculture net cage, so that the mechanical integrity of the aquaculture net cage is guaranteed and the stability of the whole structure is improved when the aquaculture net cage is resistant to external force damage such as strong sea wind and the like.
The fan-shaped inclined plane comprises at least two inclined planes with different slopes, and can be welded in a segmented mode.
The pterygoid lamina is equipped with two at least, and all pterygoid laminas have the clearance about fan basis symmetry setting between each pterygoid lamina. The wing plates can be fan-shaped, the plurality of wing plates are spliced into a circle, and the shape has smaller water body resistance and is more suitable for water wave impact. There is small-size crack between the adjacent pterygoid lamina, and is littleer as far as possible under the construction ability allows to avoid destroying its wholeness, and the biggest is no longer than 2cm, suffers the collision, only destroys some pterygoid laminas among them, avoids the extensive damage of pterygoid lamina, produces the secondary to fan or boats and ships and destroys, and reduces later stage cost of maintenance.
The wing plate comprises a wing plate shell made of an anti-corrosion metal material and a filler, wherein the filler is a honeycomb-shaped metal filling and energy absorbing material, and the metal material can be steel.
The metal structure is filled below the sector section close to the fan foundation side, and the energy absorption material is filled outside the metal structure. When the wing plate is collided by a related ship, the anti-corrosion thin steel plate is slightly damaged, energy is absorbed for one time, meanwhile, the filling of the energy-absorbing material starts to work, when the wing plate is slightly collided, the ship and the fan can be protected from being damaged, when the wing plate is strongly collided, after a large amount of energy-absorbing filling fails, the honeycomb steel structure is filled and damaged, and the energy-absorbing protection is carried out for the third time, so that the safety of the ship and the fan is ensured.
The fan foundation is provided with a pulley, the pulley is provided with a cable, two ends of the cable are respectively connected with the motor and the wing plate, the motor can utilize the electric energy of the fan and support forward and reverse bidirectional rotation so as to control the culture net cage to move up and down when in culture and maintenance. The pulley is welded with the fan foundation by the pulley support, and the pulley support is located the spout top, has the anticreep effect of avoiding the water level too high, the pterygoid lamina slippage.
The spout structure includes recess and the protruding rail of corresponding shape, recess bottom diameter is greater than notch diameter, prevents that the pterygoid lamina from taking off the groove, guarantees the stability of connecting.
The shell of the aquaculture net cage consists of a metal framework and a metal net, and an opening is formed in the aquaculture net cage.
One side of the aquaculture net cage is provided with a floating box and an automatic feeder, and the automatic feeder is connected with a fan and works by utilizing the electric energy of the fan. The buoyancy tank is welded with the wing plate, and the structural stability is guaranteed.
The spout structure both ends are equipped with the anticreep piece, and the anticreep piece welding is in the spout bottom, avoids appearing the water level and crosses low, the slippage phenomenon.
Has the advantages that: compared with the prior art, the invention has the following remarkable advantages:
(1) the wing plate structure can be subjected to self-adaptive height adjustment according to buoyancy, the wing plates support and protect the wind foundation by means of ocean buoyancy, the strength of the wind foundation is improved, the wind foundation is effectively protected, the internal structure has the effect of absorbing energy for many times, and the safety of a ship and a wind turbine is guaranteed to the greatest extent.
(2) The device also has the function of aquaculture, can realize automatic regular and quantitative feeding by utilizing the fan for power generation, and has a firm net cage structure and is not easy to damage.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Figure 3 is a cross-sectional view a-a of a wing of the present invention.
Fig. 4 is a schematic view of a connector structure according to an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of the aquaculture net cage.
Detailed Description
The technical scheme of the invention is further explained by combining the attached drawings.
The reinforced anti-collision device is arranged on a single-pile fan foundation and comprises wing plates 2 arranged on the periphery of the fan foundation 1 and a motor 4 arranged in the fan foundation 1, wherein the wing plates 2 are connected with the fan foundation 1 in a clamping manner through a chute structure, and the wing plates 2 can move up and down along the chute structure under the control of the motor 4 and under the action of buoyancy; the integral density of the wing plate and wing plate is less than 1, the wing plate and wing plate comprises right-angle edges, bottom edges and fan-shaped inclined planes, the right-angle edges are abutted against the fan foundation, and a culture net cage 3 is arranged below the bottom edges. The spout structure includes recess 22 and the protruding rail 8 that corresponds the shape, and in this embodiment, protruding rail 8 is located on fan basis 1 outer wall, and the right-angle side inboard of pterygoid lamina 2 is located to recess 22, and in other embodiments, the position of recess and protruding rail can be interchanged.
The wing plate 2 is formed by filling an anti-corrosion thin steel plate 21, an energy absorption material 24 and a honeycomb steel structure 23, and can perform three times of energy absorption protection in the face of collision with different degrees; the wing plate 2 is connected with the aquaculture net cage 3 in a blocking mode, the advantage of the wing plate in a blocking mode is exerted when the wing plate 2 is collided, the integrity of the wing plate is exerted when the wing plate 2 is supported and protected, and the blocking performance and the integrity are unified through organic combination. The fan-shaped inclined plane of the wing plate 2 comprises at least two sections of fan surfaces with different slopes, and can be welded in a segmented mode. The number of the wing plates 2 is at least two, and in the embodiment, 4, as shown in fig. 2, all the wing plates 4 are symmetrically arranged about the wind turbine foundation.
As can be seen from figure 1, the invention also comprises a cable 5, a pulley 6, a pulley support 7, a chute interface 8, a buoyancy tank 9, an automatic feeder 10 and an anti-drop sheet 11.
On the basis of the fan, a pulley 6 is arranged above the wing plate, a cable 5 is arranged on the pulley 6, and two ends of the cable 5 are respectively connected with the motor 4 and the wing plate 2. The aquaculture net cage 3 is hung on the bottom edge of the wing plate 2 through the aquaculture net cage hook 25, the wing plate 2 is connected with the motor 4 fixed on the fan foundation 1 through the pulley 6 by the cable 5, aquaculture is carried out in the aquaculture net cage 3 in the daily working state, under the conditions of fishing, maintenance and the like, the motor 4 rotates forwards, and the aquaculture net cage 3 is lifted by the cable 5 to carry out related work. After finishing, the aquaculture net cage 3 can be transferred into the sea through the reversal of the motor. In the working process, the feed can be regularly fed by the automatic feeder 10 and the electric energy generated by the fan. The top measuring net cage opening can be opened to carry out work and convenient culture when fishing or throwing in work.
As can be seen from FIG. 3, the wing plate 2 comprises a wing plate shell 21 made of an anticorrosive thin steel plate, an energy absorbing material 24, a honeycomb steel structure 23 and a cultivation net cage hook 25 welded at the bottom of the wing plate, and the overall density of the cultivation net cage hook is less than 1. The honeycomb steel structure 23 is filled below a sector section close to the fan foundation 1 side, and the energy absorption material 24 is filled outside the honeycomb steel structure 23.
When the wing plate 2 is collided by a related ship, the anticorrosive wing plate shell 21 is slightly damaged to absorb energy for one time, and meanwhile, the energy absorption material 24 is filled to start working, so that the ship and the fan can be protected from being damaged when the wing plate 2 is slightly collided; when the ship is in strong collision, after a large amount of energy absorption failure of the energy absorption material 24, the honeycomb-shaped metal filling 23 is damaged, and the third energy absorption protection is carried out, so that the safety of the ship and a fan is ensured. When the offshore wind turbine is damaged by external force such as strong sea wind, the wing plates 2 are organically combined into a whole through the steel framework 31 of the aquaculture net cage 3, and the wind foundation is supported and protected by means of sea buoyancy and better stress, so that the strength of the wind turbine is improved.
As shown in fig. 5, the housing of the aquaculture net cage 3 is composed of a metal framework 31 and a metal net 32, and an opening 33 is provided on the aquaculture net cage 3. The preferred steel material can protect the cultured aquatic products from predation and other hazards of marine organisms on the one hand; on the other hand, connect four pterygoid lamina through the couple, strengthen the during operation at the structure, guarantee the pterygoid lamina wholeness, better provide the support protection. The steel mesh is densely covered on the steel skeleton to prevent aquatic products from escaping, the integral structure ensures the stability of the net cage, and unnecessary economic loss is caused when the net cage is slightly impacted; the net cage opening is convenient for fishing and throwing in aquatic products.
Claims (7)
1. The reinforced anti-collision device of the single-pile type fan foundation is characterized by comprising wing plates (2) and a motor (4) which are arranged on the periphery of the fan foundation (1), wherein the wing plates (2) are connected with the fan foundation (1) in a clamping mode through a sliding groove structure, and the wing plates (2) can move up and down along the sliding groove structure under the control of the motor (4) and under the action of buoyancy; the integral density of the wing plate (2) is less than 1, the wing plate comprises a right-angle side, a bottom side and an inclined plane, the right-angle side abuts against the fan foundation (1), a breeding net cage (3) is arranged below the bottom side, and a floating box is arranged on one side of the breeding net cage (3);
the wing plate (2) comprises a wing plate shell (21) made of an anti-corrosion metal material and fillers, wherein the fillers are honeycomb-shaped metal fillers (23) and energy-absorbing materials (24); the metal filler (23) is arranged below the sector section close to the fan foundation (1), and the energy absorbing material (24) is filled outside the metal filler (23);
be equipped with pulley (6) on fan basis (1), be equipped with hawser (5) on pulley (6), motor (4) and pterygoid lamina (2) are connected respectively to hawser (5) both ends.
2. The reinforced anti-collision device for the single-pile wind turbine foundation of claim 1, wherein the inclined surface comprises at least two inclined surfaces with different slopes.
3. The reinforced anti-collision device of the mono-pile fan foundation according to claim 1, characterized in that the wing plates (2) are provided in at least two numbers, all of which are symmetrically arranged with respect to the fan foundation (1), with a gap between the wing plates (2).
4. The reinforced anti-collision device of the mono-pile fan foundation according to claim 1, wherein the sliding groove structure comprises a groove (22) and a correspondingly shaped convex rail (8), and the diameter of the bottom of the groove (22) is larger than the diameter of the opening of the groove.
5. The reinforced anti-collision device for the single-pile fan foundation according to claim 1, wherein the shell of the aquaculture net cage (3) is composed of a metal framework (31) and a metal net (32), and an opening (33) is formed in the aquaculture net cage.
6. The reinforced anti-collision device of the mono-pile fan foundation according to claim 1, wherein an automatic feeder (10) is arranged on one side of the aquaculture net cage (3), and the automatic feeder (10) is connected with a fan and works by utilizing electric energy of the fan.
7. The reinforced anti-collision device for the single-pile type fan foundation according to claim 1, wherein anti-falling sheets (11) are arranged at two ends of the chute structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011340066.7A CN112431230B (en) | 2020-11-25 | 2020-11-25 | Reinforcing buffer stop on single pile formula fan basis |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011340066.7A CN112431230B (en) | 2020-11-25 | 2020-11-25 | Reinforcing buffer stop on single pile formula fan basis |
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| Publication Number | Publication Date |
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| CN112431230A CN112431230A (en) | 2021-03-02 |
| CN112431230B true CN112431230B (en) | 2022-05-10 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113115734A (en) * | 2021-04-19 | 2021-07-16 | 江苏科技大学 | Mariculture device based on single-pile type offshore wind turbine foundation |
| CN114108706B (en) * | 2022-01-27 | 2022-04-15 | 中国海洋大学 | Marine foundation erodees multiple protection system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200258889Y1 (en) * | 2001-09-18 | 2001-12-28 | 주식회사 대우엔지니어링 | Collision absorbing apparatus preventing a underwater construction |
| CN202595704U (en) * | 2012-05-28 | 2012-12-12 | 株洲时代新材料科技股份有限公司 | Ship-colliding prevention assembly |
| CN208995985U (en) * | 2018-09-30 | 2019-06-18 | 兰州工业学院 | A kind of leading type anticollision device of pier |
| CN110565514A (en) * | 2019-08-22 | 2019-12-13 | 南昌大学 | novel anti-collision guardrail applied to prestressed concrete bridge and installation method |
| CN211228374U (en) * | 2019-09-04 | 2020-08-11 | 中铁第四勘察设计院集团有限公司 | Anticollision piece and anticollision structure |
| CN211924387U (en) * | 2020-04-07 | 2020-11-13 | 福建永强岩土股份有限公司 | Offshore wind power single-pile anti-collision structure |
-
2020
- 2020-11-25 CN CN202011340066.7A patent/CN112431230B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200258889Y1 (en) * | 2001-09-18 | 2001-12-28 | 주식회사 대우엔지니어링 | Collision absorbing apparatus preventing a underwater construction |
| CN202595704U (en) * | 2012-05-28 | 2012-12-12 | 株洲时代新材料科技股份有限公司 | Ship-colliding prevention assembly |
| CN208995985U (en) * | 2018-09-30 | 2019-06-18 | 兰州工业学院 | A kind of leading type anticollision device of pier |
| CN110565514A (en) * | 2019-08-22 | 2019-12-13 | 南昌大学 | novel anti-collision guardrail applied to prestressed concrete bridge and installation method |
| CN211228374U (en) * | 2019-09-04 | 2020-08-11 | 中铁第四勘察设计院集团有限公司 | Anticollision piece and anticollision structure |
| CN211924387U (en) * | 2020-04-07 | 2020-11-13 | 福建永强岩土股份有限公司 | Offshore wind power single-pile anti-collision structure |
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