CN112931342B - Marine aquaculture net cage suitable for severe sea conditions and installation and net washing method thereof - Google Patents
Marine aquaculture net cage suitable for severe sea conditions and installation and net washing method thereof Download PDFInfo
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- CN112931342B CN112931342B CN202110083499.7A CN202110083499A CN112931342B CN 112931342 B CN112931342 B CN 112931342B CN 202110083499 A CN202110083499 A CN 202110083499A CN 112931342 B CN112931342 B CN 112931342B
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000005406 washing Methods 0.000 title claims abstract description 23
- 238000009360 aquaculture Methods 0.000 title claims abstract description 15
- 244000144974 aquaculture Species 0.000 title claims abstract description 15
- 238000009434 installation Methods 0.000 title claims abstract description 13
- 238000009364 mariculture Methods 0.000 claims abstract description 30
- 230000006835 compression Effects 0.000 claims abstract description 5
- 238000007906 compression Methods 0.000 claims abstract description 5
- 238000011900 installation process Methods 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 238000012544 monitoring process Methods 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 claims description 5
- 230000000087 stabilizing effect Effects 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000011010 flushing procedure Methods 0.000 claims 1
- 230000033001 locomotion Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/60—Floating cultivation devices, e.g. rafts or floating fish-farms
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/60—Floating cultivation devices, e.g. rafts or floating fish-farms
- A01K61/65—Connecting or mooring devices therefor
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; 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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/007—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations the wind motor being combined with means for converting solar radiation into useful energy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/008—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations the wind motor being combined with water energy converters, e.g. a water turbine
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/20—Wind motors characterised by the driven apparatus
- F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/30—Wind motors specially adapted for installation in particular locations
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
- H02S10/10—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power including a supplementary source of electric power, e.g. hybrid diesel-PV energy systems
- H02S10/12—Hybrid wind-PV energy 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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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/60—Fishing; Aquaculture; Aquafarming
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Biodiversity & Conservation Biology (AREA)
- Animal Husbandry (AREA)
- Zoology (AREA)
- Marine Sciences & Fisheries (AREA)
- Artificial Fish Reefs (AREA)
Abstract
The invention discloses an offshore culture net cage suitable for severe sea conditions and an installation and net washing method thereof, wherein the offshore culture net cage comprises a net cage main body, a cushion assembly, and a sleeve, a connecting plate and pile legs which are matched with each other; the seat cushion components are arranged at the bottom of the net cage main body, are distributed at intervals along the periphery of the bottom of the net cage main body, provide temporary anti-sinking function during installation and anti-pulling function under severe sea conditions for the mariculture net cage, are provided with a pile leg between every two adjacent seat cushion components, wherein one end of the pile leg penetrates through the sleeve and is arranged at the bottom of the net cage main body through the connecting plate, and the other end of the pile leg is driven into the seabed to provide support and compression resistance for the mariculture net cage; the marine aquaculture net cage meets the safety performance requirements, simplifies the installation process, can adapt to various severe sea conditions, ensures the overall income of the whole marine pasture, has a self-elevating function, and ensures the convenience and high efficiency of net washing.
Description
Technical Field
The invention relates to the technical field of mariculture, in particular to a mariculture net cage suitable for severe sea conditions and a method for installing and washing the net.
Background
With the continuous development of mariculture and the gradual maturation of technology, the small net cage culture water body volume near shallow sea is difficult to meet the requirements of the increasingly developed marine pasture, so the marine pasture is continuously developed towards deep and open sea in the future. Under the conditions of typhoon invasion and severe sea conditions and thicker silt layers on the seabed, the seabed is difficult to provide enough compressive bearing capacity for the bottom-supported steel structure net cage, so that the net cage structure is damaged due to overlarge uneven sedimentation; the piling type net cage is difficult to meet the pulling-resistant requirement under extreme sea conditions, and the whole structure is easy to overturn.
In addition, since the attachment of marine organisms is serious, the washing of the netting of the large-sized steel structure net cage is a great difficulty, and although various underwater net washing devices are available in the industry, the washing effect is not ideal.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides the mariculture net cage suitable for severe sea conditions and the installation and net washing method thereof, combines a cushion type with piling, temporarily meets the requirements of compressive bearing capacity and anti-pulling and anti-overturning in extreme sea conditions, enhances the in-place capacity of the net cage, avoids structural damage caused by extreme environments, can adapt to various severe sea condition environments, ensures the overall benefit of the whole marine pasture, has a self-elevating function, and ensures the convenience and high efficiency of net washing.
In order to achieve the above purpose, the technical scheme provided by the invention is as follows: the mariculture net cage suitable for the severe sea conditions comprises a net cage main body, a cushion assembly, and a sleeve, a connecting plate and pile legs which are matched with the cushion assembly; the cushion subassembly has a plurality of bottoms of installing in the box with a net main part to along the peripheral interval distribution of box with a net main part bottom, be used for providing the interim anti-sinking function when installing and the resistance to plucking function under adverse sea condition for the mariculture box with a net, be provided with a spud leg between the two adjacent cushion subassemblies, the one end of spud leg penetrates the sleeve and installs the bottom at the box with a net main part through the connecting plate after, and the seabed is driven into to its other end, provides the support and provides the resistance to compression function for the mariculture box with a net, and the load that the box with a net main part receives can be transmitted to the seabed through sleeve and spud leg simultaneously on, the stability of guarantee mariculture box with a net.
Further, the sleeve is provided with an automatic locking device, the pile leg is provided with a guide rail, under the action of the guide rail, the net cage main body and the sleeve can move up and down to lift and wash the net, and after the net cage main body is moved to a preset position, the automatic locking device can lock the net cage main body to play a role of stabilizing the structure.
Further, the cushion subassembly includes cushion, center post and bolt, the cushion is concrete cushion, the vertical central point who installs at the cushion top of center post puts, open on center post and the box with a net main part and have the confession bolt male mounting hole that corresponds each other, insert the mounting hole in center post and the box with a net main part through the bolt, realize being connected cushion subassembly and the box with a net main part.
Further, the cage main body comprises a frame and a netting mounted on the frame; the frame comprises an upper ring, a lower ring, upright posts and inclined struts, wherein the upper ring and the lower ring are mutually parallel and are connected through a plurality of upright posts, and a plurality of inclined struts are arranged between the upper ring and the upright posts, between the upright posts and the lower ring and at the upper ring to play a role of reinforcing structure; ballast water can be filled into the lower ring and the upright post so as to stabilize the structure.
Further, the frame is an even regular polygon frame, and the cushion components and the spud legs are distributed at corresponding corner positions of the even regular polygon frame.
Further, the system also comprises a functional module; the functional module is arranged at the top of the net cage main body, and is provided with a bait storage tank and a feeding system for net cage culture, an operation and maintenance crane for daily supply and lifting, a monitoring system and a monitoring room for daily monitoring and a living area.
Further, solar photovoltaic panels are arranged on the outer side and the top of the functional module, a wind driven generator is arranged on the top of the functional module, and a water turbine is arranged on the net cage main body and used for supplying power to the offshore aquaculture net cage.
Further, the sleeve and the pile leg are steel products.
The invention also provides an installation method of the offshore aquaculture net cage suitable for severe sea conditions, which comprises the following steps:
1) The land prefabricated functional module, the net cage main body, the cushion component and the pile leg are arranged on the top of the net cage main body;
2) Transporting the net cage main body with the functional module, the cushion assembly and the spud leg to an installation area by using a transport ship;
3) Using GPS positioning to lift and lower the cushion assembly to the seabed;
4) Lifting and lowering the net cage main body with the functional module, aligning the upright post of the net cage main body with the central position of the responsive cushion assembly when sinking to a preset depth, slowly sinking to enable the central post of the cushion assembly to be inserted into the upright post of the net cage main body, and inserting a bolt to fix the central post;
5) Inserting the pile leg into the sleeve to enable the pile leg to sink into mud;
6) After the pile leg is self-immersed into mud, hammering and penetrating the pile leg to a preset height;
7) The automatic locking device is started, so that the net cage main body with the functional module is firmly connected with the pile leg, and the whole installation process can be completed.
The invention also provides a net washing method of the mariculture net cage suitable for severe sea conditions, which comprises the following steps:
1) Pulling out a bolt used for connecting the cushion component with the net cage main body;
2) Opening an automatic locking device between the sleeve and the pile leg to enable the sleeve and the pile leg not to be locked any more;
3) Gradually extracting ballast water in the lower ring and the upright post of the net cage body to enable the net cage body to slowly rise vertically, and when the net cage body rises to a preset height, starting the automatic locking device again to lock the net cage body;
4) Washing the netting with high-pressure water;
5) After the cleaning is finished, the automatic locking device is opened again, and ballast water is gradually filled, so that the net cage main body slowly sinks;
6) After the net cage main body is sunk to a preset position, the central column of the cushion assembly is inserted into the upright column of the net cage main body, the bolt is inserted, the automatic locking device is started again, and the net cage main body is locked, so that the whole net washing process can be completed.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the invention adopts a mode of combining a cushion type and a piling type, when the net cage is installed on the sea, the cushion component can act as an anti-sinking plate without additionally arranging the anti-sinking plate, under extreme sea conditions, the cushion component can provide anti-pulling and anti-overturning effects, the spud leg can provide enough compression bearing capacity, larger uneven settlement is avoided, the whole structure of the net cage tends to be safer, and the net cage is ensured to be installed.
2. When the offshore aquaculture net cage needs to be washed, the net cage main body can be separated from the cushion, and stably ascends or descends along the pile leg by means of buoyancy, and the water high-pressure water washing net can be realized after the automatic locking device is locked, so that a good washing effect is achieved.
3. The cushion type piling type combined with the marine culture net cage reduces the overall movement amplitude, so that the loss rate of the culture water body caused by structural movement is low, the risk that the fish mortality rate is increased due to overlarge loss of the culture water body and increased culture density caused by movement in the culture process is avoided, and the overall economic benefit of the marine culture net cage is ensured.
4. The offshore aquaculture net cage integrates a bait storage tank and a feeding system for net cage aquaculture, an operation and maintenance crane for daily supply and lifting, a monitoring system and a monitoring room for daily monitoring and a living area, and is combined into a whole.
5. The solar photovoltaic panel, the wind driven generator and the water turbine can supply power for the offshore aquaculture net cage, and the aquaculture net cage and other equipment can be guaranteed to be sufficiently powered under extreme sea conditions by applying various power supply modes, so that normal operation is maintained.
Drawings
FIG. 1 is a schematic diagram of the structure of an offshore aquaculture net cage.
FIG. 2 is a structural elevation view of the mariculture cage.
FIG. 3 is a top view of the structure of the mariculture cage.
FIG. 4 is a side view of the structure of the mariculture cage.
Detailed Description
The invention is further illustrated below in conjunction with specific examples, wherein:
referring to fig. 1 to 4, the mariculture net cage suitable for severe sea conditions provided by the embodiment comprises a net cage main body 1, a cushion assembly 2, a sleeve 3, a connecting plate 4, a pile leg 5 and a functional module 6;
the net cage main body 1 comprises a framework and a net 105 arranged on the framework, the framework is a hexagonal framework and comprises an upper ring 101, a lower ring 102, upright posts 103 and inclined struts 104, the upper ring 101 and the lower ring 102 are mutually parallel and are connected through a plurality of upright posts 103, a plurality of inclined struts 104 are arranged between the upper ring 101 and the upright posts 103, between the upright posts 103 and the lower ring 102 and at the upper ring 101 to play a role of stabilizing a structure, and ballast water can be filled into the lower ring 102 and the upright posts 103 to stabilize the structure;
the seat cushion assembly 2 comprises a seat cushion 203, a central column 202 and a bolt 201, wherein the seat cushion 203 is a concrete seat cushion, the central column 202 is vertically arranged at the central position of the top of the seat cushion 203, mounting holes for inserting the bolt 201, which correspond to each other, are formed in the central column 202 and the net cage main body 1, the seat cushion assembly 2 is connected with the net cage main body 1 by inserting the bolt 201 into the mounting holes in the central column 202 and the net cage main body 1, and the seat cushion assembly 2 is provided with three non-adjacent corner positions arranged at the bottom of a hexagonal frame and is used for providing a temporary anti-sinking function during installation and an anti-pulling function under severe sea conditions for an offshore culture net cage;
the pile legs 5 are steel pile legs and are distributed at three other non-adjacent corner positions at the bottom of the hexagonal frame, namely one pile leg 5 is arranged between two cushions 2, the pile legs 5 penetrate into the sleeve 3 and are connected with the corresponding corner positions at the bottom of the hexagonal frame through connecting plates 4 (preferably, about plates), one ends of the pile legs 5 are flush with an upper ring 101 of the hexagonal frame, the other ends of the pile legs are driven into the sea bed, the sleeve 3 is provided with an automatic locking device 301, the pile legs 5 are provided with guide rails (not shown in the drawing), under the action of the guide rails, the net cage main body 1 and the sleeve 3 can move up and down to lift up and wash the net, the automatic locking device 301 can lock the net cage main body 1 after moving to a preset position, the net cage main body 1 plays the role of stabilizing structure, simultaneously, loads born by the net cage main body 1 can be transmitted to the sea bed through the sleeve 3 and the pile legs 5, the stability of the sea cage is ensured, the whole movement amplitude of the sea cage is reduced, the whole movement amplitude of the sea cage is increased, the sea cage is increased due to the movement loss of the structure, the sea cage is increased, the risk loss of the sea cage is avoided, the sea cage loss is reduced, the economic loss is caused, the sea cage loss is increased, the whole water loss is caused, the sea cage loss is avoided, the sea loss is caused, the whole cage loss is caused, the sea risk is caused, the sea cage is caused, the net;
the functional module 6 is installed at the top of the hexagonal frame, a bait storage tank and a feeding system for cage culture, an operation and maintenance crane for daily supply and lifting, a monitoring system and a monitoring room for daily monitoring and a living area are arranged on the functional module, a solar photovoltaic panel is arranged at the outer side and the top of the functional module 6, a wind driven generator and a water turbine are arranged on the hexagonal frame at the top of the functional module 6, and then power is supplied to the offshore culture cage through photovoltaic power generation, wind power generation, hydroelectric power generation and the like, so that sufficient power supply of the culture cage and other equipment under extreme sea conditions is ensured, and normal operation is maintained.
The following is the installation method of the offshore aquaculture net cage suitable for the severe sea conditions, which comprises the following specific steps:
1) A land prefabricated functional module 6, a net cage body 1, a cushion assembly 2 and piles 5, and the functional module 6 is installed on the top of the net cage body 1;
2) Transporting the net cage body 1 with the functional modules 6, the cushion assembly 2 and the spud legs 5 to an installation area by using a transport ship;
3) Using GPS positioning, lifting and lowering the cushion assembly 2 to the seafloor;
4) Lifting and lowering the net cage body 1 with the functional module 6, aligning the upright post 103 of the net cage body 1 with the center position of the responsive cushion assembly 2 when sinking to a preset depth, and slowly sinking to enable the center post 202 of the cushion assembly 2 to be inserted into the upright post 103 of the net cage body 1 and inserted into the bolt 201 to be fixed;
5) Inserting the pile leg 5 into the sleeve 3 to enable the pile leg to sink into mud;
6) After the pile leg 5 is immersed into mud, hammering and penetrating to a preset depth;
7) The automatic locking device 301 is started, so that the net cage main body 1 with the functional module 6 and the pile leg 5 are firmly connected, and the whole installation process can be completed.
The following is the above-mentioned method for washing the net of the mariculture net cage suitable for the bad sea conditions of this embodiment, its concrete steps are as follows:
1) Pulling out a bolt 201 used for connecting the cushion component 2 with the net cage main body 1;
2) The automatic locking device 301 between the sleeve 3 and the pile leg 5 is opened so that the sleeve is no longer locked;
3) Gradually extracting ballast water in the lower ring 102 and the upright post 103 of the net cage body 1 to enable the net cage body 1 to slowly rise vertically, and when the net cage body 1 rises to a preset height, starting the automatic locking device 301 again to lock the net cage body 1;
4) High pressure water washes the netting 105;
5) After the cleaning is finished, the automatic locking device 301 is opened again, and ballast water is gradually filled, so that the net cage main body 1 slowly sinks;
6) After the net cage body 1 is sunk to a preset position, the central column 202 of the cushion assembly 2 is inserted into the upright post 103 of the net cage body 1, the bolt 201 is inserted, the automatic locking device 301 is started again, and the net cage body 1 is locked, so that the whole net washing process can be completed.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, so variations in shape and principles of the present invention should be covered.
Claims (9)
1. The method for installing the mariculture net cage suitable for the severe sea conditions comprises a net cage main body (1), a cushion assembly (2), a functional module (6), a matched sleeve (3), a connecting plate (4) and pile legs (5); the seat cushion components (2) are arranged at the bottom of the net cage main body (1) and are distributed at intervals along the periphery of the bottom of the net cage main body (1) and used for providing temporary anti-sinking function and anti-pulling function in the case of severe sea conditions for the mariculture net cage, a pile leg (5) is arranged between every two adjacent seat cushion components (2), one end of each pile leg (5) penetrates into the sleeve (3) and then is arranged at the bottom of the net cage main body (1) through the connecting plate (4), the other end of each pile leg is driven into the sea bed, so that the mariculture net cage is supported and provided with compression function, and meanwhile, loads borne by the net cage main body (1) can be transmitted to the sea bed through the sleeve (3) and the pile leg (5), so that the stability of the mariculture net cage is ensured;
the functional module (6) is arranged at the top of the net cage main body (1), and is provided with a bait storage tank and a feeding system for net cage culture, an operation and maintenance crane for daily supply and lifting, a monitoring system and a monitoring room for daily monitoring and a living area;
the sleeve (3) is provided with an automatic locking device (301), the pile leg (5) is provided with a guide rail, the net cage main body (1) and the sleeve (3) can move up and down under the action of the guide rail to lift and wash a net, and the automatic locking device (301) can lock the net cage main body (1) after the net cage main body is moved to a preset position to play a role of stabilizing a structure;
the seat cushion assembly (2) comprises a seat cushion (203), a central column (202) and a bolt (201), wherein the seat cushion (203) is a concrete seat cushion, the central column (202) is vertically arranged at the central position of the top of the seat cushion (203), mounting holes which correspond to each other and are used for inserting the bolt (201) are formed in the central column (202) and the net cage main body (1), and the installation holes which are used for inserting the bolt (201) into the central column (202) and the net cage main body (1) are formed in the central column (202) and the net cage main body (1) so as to connect the seat cushion assembly (2);
the net cage main body (1) comprises a frame and a net (105) arranged on the frame; the frame comprises an upper ring (101), a lower ring (102), upright posts (103) and inclined struts (104), wherein the upper ring (101) and the lower ring (102) are parallel to each other and are connected through a plurality of upright posts (103), and a plurality of inclined struts (104) are arranged between the upper ring (101) and the upright posts (103), between the upright posts (103) and the lower ring (102) and at the upper ring (101) to play a role of reinforcing structure; ballast water can be filled into the lower ring (102) and the upright post (103) to stabilize the structure;
the method is characterized by comprising the following steps:
1) The land prefabricated functional module (6), the net cage main body (1), the cushion component (2) and the pile legs (5), and the functional module (6) is installed on the top of the net cage main body (1);
2) Transporting the net cage main body (1), the cushion component (2) and the spud leg (5) with the functional module (6) to an installation area by using a transport ship;
3) Using GPS positioning, lifting and lowering the cushion assembly (2) to the seabed;
4) Lifting and lowering a net cage main body (1) with a functional module (6), aligning a stand column (103) of the net cage main body (1) with the central position of a responsive cushion assembly (2) when sinking to a preset depth, and slowly sinking to enable a central column (202) of the cushion assembly (2) to be inserted into the stand column (103) of the net cage main body (1) and be inserted into a bolt (201) to fix the same;
5) Inserting the pile leg (5) into the sleeve (3) to enable the pile leg to sink into mud;
6) After the pile leg (5) is immersed into mud, hammering and penetrating to a preset depth;
7) The automatic locking device (301) is started, so that the net cage main body (1) with the functional module (6) is firmly connected with the pile leg (5), and the whole installation process can be completed.
2. The method for installing an offshore aquaculture net cage according to claim 1, wherein: the frame is an even regular polygon frame, and the cushion component (2) and the pile legs (5) are distributed at corresponding corner positions of the even regular polygon frame.
3. The method for installing an offshore aquaculture net cage according to claim 1, wherein: the outside and the top of functional module (6) are provided with solar photovoltaic board, and the top of functional module (6) is provided with aerogenerator and is provided with the hydraulic turbine on box with a net main part (1) for the mariculture box with a net power supply.
4. The method for installing an offshore aquaculture net cage according to claim 1, wherein: the sleeve (3) and the pile leg (5) are steel products.
5. The net washing method of the mariculture net cage suitable for the severe sea conditions comprises a net cage main body (1), a cushion assembly (2), a matched sleeve (3), a connecting plate (4) and pile legs (5); the seat cushion components (2) are arranged at the bottom of the net cage main body (1) and are distributed at intervals along the periphery of the bottom of the net cage main body (1) and used for providing temporary anti-sinking function and anti-pulling function in the case of severe sea conditions for the mariculture net cage, a pile leg (5) is arranged between every two adjacent seat cushion components (2), one end of each pile leg (5) penetrates into the sleeve (3) and then is arranged at the bottom of the net cage main body (1) through the connecting plate (4), the other end of each pile leg is driven into the sea bed, so that the mariculture net cage is supported and provided with compression function, and meanwhile, loads borne by the net cage main body (1) can be transmitted to the sea bed through the sleeve (3) and the pile leg (5), so that the stability of the mariculture net cage is ensured;
the sleeve (3) is provided with an automatic locking device (301), the pile leg (5) is provided with a guide rail, the net cage main body (1) and the sleeve (3) can move up and down under the action of the guide rail to lift and wash a net, and the automatic locking device (301) can lock the net cage main body (1) after the net cage main body is moved to a preset position to play a role of stabilizing a structure;
the seat cushion assembly (2) comprises a seat cushion (203), a central column (202) and a bolt (201), wherein the seat cushion (203) is a concrete seat cushion, the central column (202) is vertically arranged at the central position of the top of the seat cushion (203), mounting holes which correspond to each other and are used for inserting the bolt (201) are formed in the central column (202) and the net cage main body (1), and the installation holes which are used for inserting the bolt (201) into the central column (202) and the net cage main body (1) are formed in the central column (202) and the net cage main body (1) so as to connect the seat cushion assembly (2);
the net cage main body (1) comprises a frame and a net (105) arranged on the frame; the frame comprises an upper ring (101), a lower ring (102), upright posts (103) and inclined struts (104), wherein the upper ring (101) and the lower ring (102) are parallel to each other and are connected through a plurality of upright posts (103), and a plurality of inclined struts (104) are arranged between the upper ring (101) and the upright posts (103), between the upright posts (103) and the lower ring (102) and at the upper ring (101) to play a role of reinforcing structure; ballast water can be filled into the lower ring (102) and the upright post (103) to stabilize the structure;
the method is characterized by comprising the following steps of:
1) Pulling out a bolt (201) used by the seat cushion component (2) connected with the net cage main body (1);
2) Opening an automatic locking device (301) between the sleeve (3) and the pile leg (5) so that the sleeve is not locked any more;
3) Gradually extracting ballast water in a lower ring (102) and an upright post (103) of the net cage main body (1), enabling the net cage main body (1) to slowly rise vertically, and starting an automatic locking device (301) again when the net cage main body (1) rises to a preset height to lock the net cage main body (1);
4) Flushing the netting (105) with high pressure water;
5) After the cleaning is finished, the automatic locking device (301) is opened again, and ballast water is gradually filled, so that the net cage main body (1) slowly sinks;
6) After the net cage main body (1) is sunk to a preset position, the central column (202) of the cushion assembly (2) is inserted into the upright column (103) of the net cage main body (1), the bolt (201) is inserted, the automatic locking device (301) is started again, and the net cage main body (1) is locked, so that the whole net washing process can be completed.
6. The method for washing the net of the mariculture net cage suitable for severe sea conditions according to claim 5, wherein the method comprises the following steps: the frame is an even regular polygon frame, and the cushion component (2) and the pile legs (5) are distributed at corresponding corner positions of the even regular polygon frame.
7. The method for washing the net of the mariculture net cage suitable for severe sea conditions according to claim 5, wherein the method comprises the following steps: also comprises a functional module (6); the functional module (6) is arranged at the top of the net cage main body (1), and is provided with a bait storage tank and a feeding system for net cage culture, an operation and maintenance crane for daily supply and lifting, a monitoring system and a monitoring room for daily monitoring and a living area.
8. The method for washing the net of the mariculture net cage suitable for severe sea conditions according to claim 7, wherein the method comprises the following steps: the outside and the top of functional module (6) are provided with solar photovoltaic board, and the top of functional module (6) is provided with aerogenerator and is provided with the hydraulic turbine on box with a net main part (1) for the mariculture box with a net power supply.
9. The method for washing the net of the mariculture net cage suitable for severe sea conditions according to claim 5, wherein the method comprises the following steps: the sleeve (3) and the pile leg (5) are steel products.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110083499.7A CN112931342B (en) | 2021-01-21 | 2021-01-21 | Marine aquaculture net cage suitable for severe sea conditions and installation and net washing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110083499.7A CN112931342B (en) | 2021-01-21 | 2021-01-21 | Marine aquaculture net cage suitable for severe sea conditions and installation and net washing method thereof |
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| Publication Number | Publication Date |
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| CN112931342A CN112931342A (en) | 2021-06-11 |
| CN112931342B true CN112931342B (en) | 2023-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN114060204B (en) * | 2021-11-01 | 2023-10-03 | 吴常文 | Deep open sea power generation device and ocean pasture |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104289462A (en) * | 2013-07-17 | 2015-01-21 | 苏汉明 | Sea farming net cage hauling and netting cleaning system |
| CN109418184A (en) * | 2017-09-04 | 2019-03-05 | 烟台中集来福士海洋工程有限公司 | Far-reaching sea aquaculture net cage |
| CN207377257U (en) * | 2017-10-13 | 2018-05-18 | 西安科技大学 | A kind of detachable fence |
| CN108824473A (en) * | 2018-06-12 | 2018-11-16 | 重庆大学 | A kind of gravity type offshore wind turbine foundation |
| CN212164605U (en) * | 2020-03-19 | 2020-12-18 | 青岛武晓集团股份有限公司 | Sliding column bottom-touching type deep and open sea aquaculture net cage |
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