CN112741032A - Hydraulic lifting rotatable marine fish culture net cage and use method thereof - Google Patents
Hydraulic lifting rotatable marine fish culture net cage and use method thereof Download PDFInfo
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- CN112741032A CN112741032A CN202110074660.4A CN202110074660A CN112741032A CN 112741032 A CN112741032 A CN 112741032A CN 202110074660 A CN202110074660 A CN 202110074660A CN 112741032 A CN112741032 A CN 112741032A
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- 241000251468 Actinopterygii Species 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000009360 aquaculture Methods 0.000 claims abstract description 196
- 244000144974 aquaculture Species 0.000 claims abstract description 196
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 38
- 230000001174 ascending effect Effects 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 26
- 239000010959 steel Substances 0.000 claims description 26
- 230000000712 assembly Effects 0.000 claims description 25
- 238000000429 assembly Methods 0.000 claims description 25
- 238000009372 pisciculture Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 5
- 238000009313 farming Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 238000003032 molecular docking Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000009364 mariculture Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
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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
- A01K61/60—Floating cultivation devices, e.g. rafts or floating fish-farms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
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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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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a hydraulic lifting rotatable sea fish culture net cage and a use method thereof, wherein the hydraulic lifting rotatable sea fish culture net cage comprises a floating body, a culture net cage body, a hydraulic lifting assembly and a rotating assembly; the floating body floats on the water surface, the hydraulic lifting assembly is arranged on the floating body and is connected with the aquaculture net cage body, and the aquaculture net cage body realizes ascending/descending movement relative to the floating body through the hydraulic lifting assembly; the surface of the aquaculture net cage body is coated with a fishing net; the rotating assembly is arranged on the floating body and connected with the aquaculture net cage body, so that the aquaculture net cage body can rotate to shine the net when the aquaculture net cage body is in a descending state. The invention enables the net cage to have the functions of lifting and rotating, the function of lifting the net cage can reduce the draught of the net cage, and the problems of hauling the net cage, maintaining in a dock and capturing adult fishes are solved; the net cage rotating function can realize that the net is sunned to remove marine life, solves the problem that the attachment of marine life leads to frequent change of fishing net.
Description
Technical Field
The invention relates to mariculture equipment, in particular to a hydraulic lifting rotatable marine fish culture net cage and a using method thereof.
Background
In order to increase an effective aquaculture water body, most of the existing marine fish aquaculture net cages are located below the water surface, so that the bottom of the marine fish aquaculture net cage is far away from the water surface (namely, the bottom is far away from the water surface) and is limited by the channel water depth, and the hauling of the marine fish aquaculture net cage after the construction, the capture of the cultured marine fish and the dock maintenance of the marine fish aquaculture net cage in the later period of use are difficult. Meanwhile, in summer, the growth of marine organisms is vigorous, the fishing net immersed in seawater is easy to grow the marine organisms, and the traditional aquaculture net cage is faced with the problems that the fishing net is frequently replaced and the damage of the fishing net cannot be timely discovered.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a hydraulic lifting rotatable marine fish culture net cage and a using method thereof, so that the net cage has the functions of lifting and rotating, the net cage lifting function can reduce the net cage draught, and the problems of net cage hauling, docking maintenance and adult fish capturing are solved; the net cage rotating function can realize that the net is sunned to remove marine life, solves the problem that the marine life adheres to and leads to frequently changing the fishing net to and conveniently inspect the damaged difficult problem of fishing net.
In order to achieve the purpose, the invention adopts the following technical scheme:
on one hand, the hydraulic lifting rotatable sea fish culture net cage comprises a floating body, a culture net cage body, a hydraulic lifting assembly and a rotating assembly;
the floating body floats on the water surface, the hydraulic lifting assembly is arranged on the floating body and is connected with the aquaculture net cage body, and the aquaculture net cage body realizes ascending/descending movement relative to the floating body through the hydraulic lifting assembly;
the surface of the aquaculture net cage body is coated with a fishing net;
the rotating assembly is arranged on the floating body and connected with the aquaculture net cage body, so that the aquaculture net cage body can rotate to shine the net when the aquaculture net cage body is in a descending state.
Preferably, the floating body is provided in a ring shape.
Preferably, the aquaculture net cage body is arranged in an inner ring of the structural floating body.
Preferably, the hydraulic lifting assemblies are provided with two sets, and are respectively arranged at two axial end parts of the floating body, and each set of the hydraulic lifting assemblies is provided with two sets.
Preferably, the aquaculture net cage body is waist drum-shaped, cylindrical, prismatic or spherical, and is made of steel materials.
Preferably, the hydraulic lifting assemblies each comprise an upright column and a hydraulic lifting cylinder group connected with the upright column;
the upright post is fixed at the axial end part of the floating body, the hydraulic lifting oil cylinder group is connected with the aquaculture net cage body, and the aquaculture net cage body is driven by the hydraulic lifting oil cylinder group to move up/down along the upright post.
Preferably, the hydraulic lifting assemblies each comprise an upright column and a hydraulic lifting cylinder group connected with the upright column;
the hydraulic lifting oil cylinder groups are fixed at two axial end parts of the floating body, the upright posts are connected with the aquaculture net cage body, and the hydraulic lifting oil cylinder groups drive the aquaculture net cage body to move up/down by driving the upright posts to move up/down.
Preferably, the rotating assembly comprises rotor structures arranged on the lower surfaces of the two axial end parts of the floating body, net cage rotating shafts arranged on the two end parts of the aquaculture net cage body and matched with the rotor structures, and a plurality of net cage rotating winches arranged on the floating body and positioned on the two axial sides of the floating body;
each net cage rotating winch is wound with a net cage rotating steel wire rope, one end of each net cage rotating steel wire rope is wound on the net cage rotating winch, and the other end of each net cage rotating steel wire rope is wound on the fixed pulley and then connected to the end of the aquaculture net cage body.
Preferably, the rotor structure comprises a rotating shaft supporting structure arranged on the lower surface of the floating body;
vertical through grooves are formed in the floating body and the rotating shaft supporting structure, and the net cage rotating shaft is arranged in the through groove of the rotating shaft supporting structure;
a rotating shaft pressing device is arranged in the vertical slot;
and a shaft sleeve is arranged on the net cage rotating shaft.
On the other hand, the use method of the hydraulic lifting rotatable marine fish culture net cage is characterized in that: comprises a floating body, a culture net cage body, a hydraulic lifting component and a rotating component;
the floating body floats on the water surface and provides buoyancy/support for the raising/lowering movement of the aquaculture net cage body, the hydraulic lifting assembly is arranged on the floating body and connected with the aquaculture net cage body, and the aquaculture net cage body realizes the raising/lowering movement relative to the floating body through the hydraulic lifting assembly;
the surface of the aquaculture net cage body is coated with a fishing net;
the rotating assembly is arranged on the floating body and is connected with the aquaculture net cage body, so that the aquaculture net cage body can be rotated to expose a net when the aquaculture net cage body is in a descending state;
the using method specifically comprises the following steps:
when the hydraulic lifting assembly drives the aquaculture net cage body to descend, the part of the aquaculture net cage body larger than 1/2 descends and is immersed in water to be in a aquaculture state, and the floating body provides buoyancy for the aquaculture net cage body;
the fishing net on the part of the aquaculture net cage body which is not immersed in water is aired and checked, and the aquaculture net cage body is driven by the rotating assembly to rotate in the clockwise or counterclockwise direction, so that the fishing net on the aquaculture net cage body is integrally aired;
when the hydraulic lifting assembly drives the aquaculture net cage body to ascend, the aquaculture net cage body is wholly or partially ascended and located on the water surface and is in a lifting state, and the floating body provides support for the aquaculture net cage body.
Preferably, the floating body is arranged in a ring shape, and the aquaculture net cage body is arranged in an inner ring of the structural floating body;
the aquaculture net cage body is waist drum-shaped, cylindrical, prismatic or spherical, and is made of steel materials.
Preferably, the hydraulic lifting assemblies are provided with two sets, and are respectively arranged at two axial end parts of the floating body, and each set of the hydraulic lifting assemblies is provided with two sets;
the hydraulic lifting assemblies comprise stand columns and hydraulic lifting oil cylinder groups connected with the stand columns;
the upright posts are fixed at two axial end parts of the floating body, the hydraulic lifting oil cylinder group is connected with the aquaculture net cage body, and the aquaculture net cage body is driven by the hydraulic lifting oil cylinder group to move up/down along the upright posts.
Preferably, the hydraulic lifting assemblies are provided with two sets, and are respectively arranged at two axial end parts of the floating body, and each set of the hydraulic lifting assemblies is provided with two sets;
the hydraulic lifting assemblies comprise stand columns and hydraulic lifting oil cylinder groups connected with the stand columns;
the hydraulic lifting oil cylinder groups are fixed at two axial end parts of the floating body, the upright posts are connected with the aquaculture net cage body, and the hydraulic lifting oil cylinder groups drive the aquaculture net cage body to move up/down by driving the upright posts to move up/down.
Preferably, the rotating assembly comprises rotor structures arranged on the lower surfaces of the two axial end parts of the floating body, net cage rotating shafts arranged on the two end parts of the aquaculture net cage body and matched with the rotor structures, and a plurality of net cage rotating winches arranged on the floating body and positioned on the two axial sides of the floating body;
each net cage rotating winch is wound with a net cage rotating steel wire rope, one end of each net cage rotating steel wire rope is wound on the net cage rotating winch, and the other end of each net cage rotating steel wire rope is wound on a fixed pulley and then connected to the end part of the aquaculture net cage body;
and the net cage rotating winch on the same side tightens up the net cage rotating steel wire rope at the same time, so that the aquaculture net cage body rotates towards the side direction.
According to the hydraulic lifting rotatable marine fish aquaculture net cage and the using method thereof, the hydraulic lifting assembly drives the aquaculture net cage body to descend, so that the part of the aquaculture net cage body, which is larger than the integral 1/2, can be immersed in water, an effective aquaculture water body is increased, the aquaculture net cage body exposed out of the water surface can be used for sunning, and the floating bodies provide buoyancy for the aquaculture net cage body and prevent the aquaculture net cage body from directly sinking to the water bottom. The hydraulic lifting assembly drives the lifting of the aquaculture net cage body to realize the lifting of the aquaculture net cage body, so that the integral draft of the aquaculture net cage is reduced, the structural floating body provides support for the aquaculture net cage body, the aquaculture net cage body is wholly or partially lifted and is positioned on the water surface, the towing and docking maintenance of the aquaculture net cage body are facilitated, the aquaculture water volume is reduced, and the adult fishes are concentrated at the bottom of the net cage and are convenient to capture.
Drawings
FIG. 1 is a schematic front view of a hydraulic lifting assembly in a marine fish farming cage according to the present invention in a first mode in a farming state;
FIG. 2 is a schematic side view of a hydraulic lifting assembly in a marine fish farming cage of the present invention in a farming position in a first mode;
fig. 3 is a schematic top view of the hydraulic lifting assembly in the marine fish farming cage of the present invention in a farming position in a first mode;
FIG. 4 is a schematic front view of a hydraulic lifting assembly in a marine fish farming cage in a lifting state in a first mode;
FIG. 5 is a schematic side view of a hydraulic lifting assembly in a marine fish farming cage of the present invention in a lifted state in a first mode;
FIG. 6 is a schematic top view of the hydraulic lifting assembly in the marine fish farming cage of the present invention in a lifted state in a first mode;
FIG. 7 is a schematic front view of a hydraulic lifting assembly in a marine fish aquaculture net cage in a second mode of the invention in an aquaculture state;
FIG. 8 is a schematic side view of the hydraulic lifting assembly in the marine fish farming cage of the present invention in a farming position in a second mode;
fig. 9 is a schematic top view of the hydraulic lifting assembly in the marine fish farming cage of the present invention in a farming state in the second mode;
FIG. 10 is a schematic front view of a hydraulic lifting assembly in a marine fish aquaculture net cage in a lifting state in a second mode;
FIG. 11 is a schematic side view of the hydraulic lifting assembly in the marine fish aquaculture net cage in a lifting state in the second mode;
fig. 12 is a schematic plan view of the hydraulic lifting assembly in the marine fish aquaculture net cage in a lifting state in the second mode;
FIG. 13 is a schematic view showing a rotor structure of the marine fish aquaculture net cage according to the present invention;
FIG. 14 is a schematic view in the direction A of FIG. 13;
fig. 15 is a schematic view of a cultivation net cage body in the sea fish cultivation net cage of the present invention, which is arranged in a waist drum shape;
fig. 16 is a schematic view of a spherical configuration of the body of the aquaculture net cage according to the invention;
fig. 17 is a schematic view of a cultivation net cage body in the sea fish cultivation net cage of the present invention, which is polygonal.
Detailed Description
The technical scheme of the invention is further explained by combining the drawings and the embodiment.
Referring to fig. 1 to 12, the hydraulic lifting rotatable marine fish aquaculture net cage provided by the invention comprises a floating body 1, an aquaculture net cage body 2, a hydraulic lifting assembly and a rotating assembly.
The floating body 1 floats on the water surface to provide buoyancy for the integral aquaculture net cage, so that the aquaculture net cage floats on the water surface, the hydraulic lifting assembly is arranged on the floating body 1 and is connected with the aquaculture net cage body 2, and the aquaculture net cage body 2 can realize ascending/descending movement relative to the floating body 1 through the hydraulic lifting assembly.
The rotating assembly is arranged on the floating body 1 and is connected with the aquaculture net cage body 2, so that the aquaculture net cage body 2 can rotate to shine the net when the aquaculture net cage body 2 is in a descending state.
The floating body 1 is formed in a ring shape, and the floating body 1 is formed in a rectangular ring shape in this embodiment.
The culture cage body 2 is arranged in a frame type structure, and the shape can be waist drum shape (as shown in fig. 15), cylindrical shape, polygonal shape (as shown in fig. 17), prism shape, spherical shape (as shown in fig. 16) or other geometric shapes. The aquaculture net cage body 2 in the embodiment is cylindrical and is arranged in the inner ring of the floating body 1 and is matched with the floating body 1 in shape. The aquaculture net cage body 2 is made of steel or other equivalent materials.
The surface of the aquaculture net cage body 2 is wrapped with a fishing net, the whole aquaculture net cage body 2 is wrapped by the fishing net, and a closed aquaculture space is formed in the aquaculture net cage body and is a fish activity area.
The hydraulic lifting assemblies are provided with two sets and are respectively arranged at the two end parts of the floating body 1 in the length direction, each set of hydraulic lifting assembly is provided with two sets, and the hydraulic lifting assemblies drive the raising/lowering movement of the aquaculture net cage body 2 in two modes.
In the first mode, the hydraulic lifting assemblies respectively comprise a stand column 3 and a hydraulic lifting oil cylinder group 4 connected with the stand column 3.
The upright columns 3 are fixed at the two end parts of the floating body 1 in the length direction, two upright columns 3 are arranged on each side, the hydraulic lifting oil cylinder group 4 is fixedly connected with the aquaculture net cage body 2 through bolts, and the aquaculture net cage body 2 is driven to move up/down along the upright columns 3 through the hydraulic lifting oil cylinder group 4 (see fig. 1-6).
And in the second mode, the hydraulic lifting assemblies respectively comprise an upright post 3 and a hydraulic lifting oil cylinder group 4 connected with the upright post 3.
The hydraulic lifting oil cylinder group 4 is fixed on the two end positions of the floating body 1 in the length direction, the through hole 12 for the vertical column 3 to move up and down is arranged on the end position of the floating body 1, the vertical column 3 is connected with the aquaculture net cage body 2 through a bolt, and the hydraulic lifting oil cylinder group 4 drives the vertical column 2 to move up/down along the through hole 12 to drive the aquaculture net cage body 2 to move up/down (see fig. 7-12).
The rotating assembly comprises a rotor structure arranged on the lower surface of the floating body 1 in the length direction at two end parts, a net cage rotating shaft 5 which is arranged on the two end parts of the aquaculture net cage body 2 and is matched with the rotor structure, and a plurality of net cage rotating winches 6 which are arranged on the floating body 1 and are positioned on two sides of the floating body 1 in the length direction.
Each net cage rotating winch 6 is wound with a net cage rotating steel wire rope 7, one end of each net cage rotating steel wire rope 7 is wound on the net cage rotating winch 6, and the other end of each net cage rotating steel wire rope 7 is wound on the fixed pulley and then connected to the end part of the cultivation net cage body 2.
Referring to fig. 13 and 14, the rotor structure comprises a rotating shaft supporting structure 8 mounted on the lower surface of the floating body 1, vertical slots 9 are formed on the rotating shaft supporting structure 8 and the floating body 1, the rotating shaft 5 of the net cage is positioned in the vertical slots 9, and a rotating shaft pressing device 10 is arranged in the vertical slots 9.
The shaft sleeve 11 is arranged outside the net cage rotating shaft 5, when in a culture state, the net cage rotating shaft 5 is placed in the vertical open groove 9, and the shaft sleeve 11 is tightly pressed through the rotating shaft pressing device 10, so that the culture net cage body 2 is prevented from moving upwards, and the rotation of the net cage is not influenced; when the net cage is lifted, the rotating shaft pressing device 10 is removed, and the net cage rotating shaft 5 can move up and down along the vertical groove 9.
The invention also provides a use method of the rotatable marine fish culture net cage based on hydraulic lifting, which comprises a floating body 1, a culture net cage body 2, a hydraulic lifting assembly and a rotating assembly;
the floating body 1 floats on the water surface and provides buoyancy/support for the raising/lowering movement of the aquaculture net cage body 2, the hydraulic lifting assembly is mounted on the floating body 1 and connected with the aquaculture net cage body 2, and the aquaculture net cage body 2 realizes the raising/lowering movement relative to the floating body 1 through the hydraulic lifting assembly.
The surface of the aquaculture net cage body 2 is wrapped with a fishing net, the whole aquaculture net cage body 2 is wrapped by the fishing net, and a closed aquaculture space is formed in the aquaculture net cage body and is a fish activity area.
In the embodiment, the floating body 1 is in a rectangular annular shape, and the aquaculture net cage body 2 is in a cylindrical shape and is arranged in the inner ring of the floating body 1 and is matched with the floating body 1 in shape.
The rotating assembly is arranged on the floating body 1 and is connected with the aquaculture net cage body 2, so that the rotary net airing operation of the aquaculture net cage body 2 is realized when the aquaculture net cage body 2 is in a descending state.
The using method of the invention comprises the following steps:
when the hydraulic lifting assembly drives the aquaculture net cage body 2 to descend, the part of the aquaculture net cage body 2 larger than the whole 1/2 descends and is immersed in water, and the aquaculture net cage body is in a aquaculture state, and the floating body 1 provides buoyancy for the aquaculture net cage body 2.
The fishing net on the part of the aquaculture net cage body 2 which is not immersed in water is aired and checked, and the aquaculture net cage body 2 is driven by the rotating assembly to rotate in the clockwise or counterclockwise direction, so that the fishing net is aired in regions, and the integral airing of the fishing net on the aquaculture net cage body 2 is realized.
When the hydraulic lifting assembly drives the aquaculture net cage body 2 to ascend, the aquaculture net cage body 2 wholly or partially ascends and is located on the water surface and in a lifting state, and the floating body 1 supports the aquaculture net cage body 2 at the moment.
The hydraulic lifting assemblies are provided with two sets and are respectively arranged at two axial ends of the floating body 1, and each set of hydraulic lifting assembly is provided with two sets. The hydraulic lifting assembly drives the raising/lowering movement of the aquaculture net cage body 2 in two modes.
In the first mode, each set of hydraulic lifting assembly comprises a stand column 3 and a hydraulic lifting oil cylinder group 4 connected with the stand column 3.
The upright columns 3 are fixed at the two end parts of the floating body 1 in the length direction, two upright columns 3 are arranged on each side, the hydraulic lifting oil cylinder group 4 is fixedly connected with the aquaculture net cage body 2 through bolts, and the aquaculture net cage body 2 is driven to move up/down along the upright columns 3 through the hydraulic lifting oil cylinder group 4.
And in the second mode, each set of hydraulic lifting assembly comprises an upright post 3 and a hydraulic lifting oil cylinder group 4 connected with the upright post 3.
The hydraulic lifting oil cylinder group 4 is fixed on the two end positions of the floating body 1 in the length direction, the through hole 12 for the vertical column 3 to move up and down is arranged on the end position of the floating body 1, the vertical column 3 is connected with the aquaculture net cage body 2 through a bolt, and the hydraulic lifting oil cylinder group 4 drives the vertical column 2 to move up/down along the through hole 12 to drive the aquaculture net cage body 2 to move up/down.
The working mode of the hydraulic lifting assembly is as follows: the fixed hydraulic lifting oil cylinder group 4 extends out, the aquaculture net cage body 2 rises, and the aquaculture net cage body 2 is locked; retracting and fixing the hydraulic lifting oil cylinder group 4, unlocking the aquaculture net cage body 2, and extending the hydraulic lifting oil cylinder group 4; the breeding net cage body 2 is lifted through the alternate action of the hydraulic lifting oil cylinder group 4.
When the aquaculture net cage body 2 is in a lifting state, the hydraulic lifting assembly lifts the aquaculture net cage body, so that the part of the aquaculture net cage body immersed in water is gradually reduced, and the overall draught of the aquaculture net cage is reduced. The draught reduction can solve the problems of launching, towing and docking maintenance of the aquaculture net cage in the later use period after the aquaculture net cage is integrally built; meanwhile, after the aquaculture net cage body 2 is lifted, a closed space formed by the fishing nets immersed in water is reduced, and sea fishes are concentrated in a small water body, so that the fishing is facilitated, and the problem of adult fish capture is solved.
The rotating assembly comprises a rotor structure arranged on the lower surface of the floating body 1 in the length direction at two end parts, a net cage rotating shaft 5 which is arranged on the two end parts of the aquaculture net cage body 2 and is matched with the rotor structure, and a plurality of net cage rotating winches 6 which are arranged on the floating body 1 and are positioned on two sides of the floating body 1 in the length direction.
Each net cage rotating winch 6 is wound with a net cage rotating steel wire rope 7, one end of each net cage rotating steel wire rope 7 is wound on the net cage rotating winch 6, and the other end of each net cage rotating steel wire rope 7 is wound on the fixed pulley and then connected to the end part of the cultivation net cage body 2.
The rotor structure comprises a rotating shaft supporting structure 8 arranged on the lower surface of the floating body 1, a vertical groove 9 is formed in the rotating shaft supporting structure 8, the net cage rotating shaft 5 is positioned in the vertical groove 9, and a rotating shaft pressing device 10 is arranged in the vertical groove 9.
The shaft sleeve 11 is arranged outside the net cage rotating shaft 5, when in a culture state, the net cage rotating shaft 5 is placed in the vertical open groove 9, and the shaft sleeve 11 is tightly pressed through the rotating shaft pressing device 10, so that the culture net cage body 2 is prevented from moving upwards, and the rotation of the net cage is not influenced; when the net cage is lifted, the rotating shaft pressing device 10 is removed, and the net cage rotating shaft 5 can move up and down along the vertical groove 9.
When the net cage rotating winch 6 drives the steel wire rope 7, the cultivation net cage body 2 can rotate 360 degrees around the net cage rotating shaft 5. The aquaculture net cage body 2 covers the fishing net to form a closed aquaculture space. The middle part of the aquaculture net cage body 2 immersed in water is a fish activity area, the upper part of the aquaculture net cage body is exposed out of the water, and attached marine organisms are removed through the processes of sunshine, drying in the sun, air drying and the like. The aquaculture net cage body 2 rotates part of the fishnet under water to discharge water periodically through rotation, and self-cleaning of the whole fishnet is achieved. Meanwhile, the aquaculture net cage body 2 can conveniently detect the damaged condition of the fishing net, so that the fishing net can be found and repaired as soon as possible, and the economic loss of escape of the marine fishes caused by the damaged fishing net is reduced.
When the aquaculture net cage body 2 is in a lifting state, the hydraulic lifting assembly lifts the aquaculture net cage body, so that the part of the aquaculture net cage body immersed in water is gradually reduced, and the draught of the whole aquaculture net cage is reduced. The reduction of the draught can solve the problems of launching and towing after the cultivation net cage body 2 is built and the problems of docking maintenance in the later use period of the cultivation net cage body 2; meanwhile, after the aquaculture net cage body 2 is lifted, a closed space formed by the fish nets immersed in water is reduced, and sea fishes are concentrated in a small water body, so that the fishing is facilitated, and the problem of adult fish capture is solved.
It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that changes and modifications to the above described embodiments are within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.
Claims (14)
1. The utility model provides a hydraulic pressure rises to rise, rotatable sea fish aquaculture net case which characterized in that: comprises a floating body, a culture net cage body, a hydraulic lifting component and a rotating component;
the floating body floats on the water surface, the hydraulic lifting assembly is arranged on the floating body and is connected with the aquaculture net cage body, and the aquaculture net cage body realizes ascending/descending movement relative to the floating body through the hydraulic lifting assembly;
the surface of the aquaculture net cage body is coated with a fishing net;
the rotating assembly is arranged on the floating body and connected with the aquaculture net cage body, so that the aquaculture net cage body can rotate to shine the net when the aquaculture net cage body is in a descending state.
2. The hydraulically raised rotatable marine fish aquaculture cage of claim 1, characterized in that: the floating body is arranged in a ring shape.
3. The hydraulically raised rotatable marine fish aquaculture cage of claim 2, wherein: the aquaculture net cage body is arranged in an inner ring of the structural floating body.
4. A hydraulically raised, rotatable marine fish aquaculture cage according to claim 3, characterized in that: the hydraulic lifting assemblies are provided with two groups which are respectively arranged at two axial end parts of the floating body, and each group of hydraulic lifting assemblies is provided with two sets.
5. The hydraulically raised rotatable marine fish aquaculture cage of claim 4, wherein: the aquaculture net cage body is waist drum-shaped, cylindrical, prismatic or spherical, and is made of steel materials.
6. The hydraulically raised rotatable marine fish aquaculture cage of claim 5, wherein: the hydraulic lifting assemblies comprise stand columns and hydraulic lifting oil cylinder groups connected with the stand columns;
the upright post is fixed at the axial end part of the floating body, the hydraulic lifting oil cylinder group is connected with the aquaculture net cage body, and the aquaculture net cage body is driven by the hydraulic lifting oil cylinder group to move up/down along the upright post.
7. The hydraulically raised rotatable marine fish aquaculture cage of claim 5, wherein: the hydraulic lifting assemblies comprise stand columns and hydraulic lifting oil cylinder groups connected with the stand columns;
the hydraulic lifting oil cylinder groups are fixed at two axial end parts of the floating body, the upright posts are connected with the aquaculture net cage body, and the hydraulic lifting oil cylinder groups drive the aquaculture net cage body to move up/down by driving the upright posts to move up/down.
8. The hydraulically raised rotatable marine fish aquaculture cage of claim 5, wherein: the rotating assembly comprises rotor structures arranged on the lower surfaces of the two axial end parts of the floating body, net cage rotating shafts arranged on the two end parts of the aquaculture net cage body and matched with the rotor structures, and a plurality of net cage rotating winches arranged on the floating body and positioned on the two axial sides of the floating body;
each net cage rotating winch is wound with a net cage rotating steel wire rope, one end of each net cage rotating steel wire rope is wound on the net cage rotating winch, and the other end of each net cage rotating steel wire rope is wound on the fixed pulley and then connected to the end of the aquaculture net cage body.
9. The hydraulically raised rotatable marine fish aquaculture cage of claim 8, wherein: the rotor structure comprises a rotating shaft supporting structure arranged on the lower surface of the floating body;
vertical slots which are communicated with each other are arranged on the floating body and the rotating shaft supporting structure, and the net cage rotating shaft is arranged in the vertical slots;
a rotating shaft pressing device is arranged in the vertical slot;
and a shaft sleeve is arranged on the net cage rotating shaft.
10. A method of using a hydraulically hoisted, rotatable marine fish farming cage according to any of claims 1-9, characterized in that: comprises a floating body, a culture net cage body, a hydraulic lifting component and a rotating component;
the floating body floats on the water surface and provides buoyancy/support for the raising/lowering movement of the aquaculture net cage body, the hydraulic lifting assembly is arranged on the floating body and connected with the aquaculture net cage body, and the aquaculture net cage body realizes the raising/lowering movement relative to the floating body through the hydraulic lifting assembly;
the surface of the aquaculture net cage body is coated with a fishing net;
the rotating assembly is arranged on the floating body and is connected with the aquaculture net cage body, so that the aquaculture net cage body can be rotated to expose a net when the aquaculture net cage body is in a descending state;
the using method specifically comprises the following steps:
when the hydraulic lifting assembly drives the aquaculture net cage body to descend, the part of the aquaculture net cage body larger than 1/2 descends and is immersed in water to be in a aquaculture state, and the floating body provides buoyancy for the aquaculture net cage body;
the fishing net on the part of the aquaculture net cage body which is not immersed in water is aired and checked, and the aquaculture net cage body is driven by the rotating assembly to rotate in the clockwise or counterclockwise direction, so that the fishing net on the aquaculture net cage body is integrally aired;
when the hydraulic lifting assembly drives the aquaculture net cage body to ascend, the aquaculture net cage body is wholly or partially ascended and located on the water surface and is in a lifting state, and the floating body provides support for the aquaculture net cage body.
11. The method of using a hydraulically hoisted, rotatable marine fish aquaculture cage according to claim 10, characterized in that: the floating body is arranged in a ring shape, and the aquaculture net cage body is arranged in an inner ring of the structural floating body;
the aquaculture net cage body is waist drum-shaped, cylindrical, prismatic or spherical, and is made of steel materials.
12. The use method of the hydraulically hoisted rotatable marine fish aquaculture net cage according to claim 11, characterized in that: the hydraulic lifting assemblies are provided with two groups which are respectively arranged at two axial end parts of the floating body, and each group of hydraulic lifting assemblies is provided with two groups;
the hydraulic lifting assemblies comprise stand columns and hydraulic lifting oil cylinder groups connected with the stand columns;
the upright posts are fixed at two axial end parts of the floating body, the hydraulic lifting oil cylinder group is connected with the aquaculture net cage body, and the aquaculture net cage body is driven by the hydraulic lifting oil cylinder group to move up/down along the upright posts.
13. The use method of the hydraulically hoisted rotatable marine fish aquaculture net cage according to claim 11, characterized in that: the hydraulic lifting assemblies are provided with two groups which are respectively arranged at two axial end parts of the floating body, and each group of hydraulic lifting assemblies is provided with two groups;
the hydraulic lifting assemblies comprise stand columns and hydraulic lifting oil cylinder groups connected with the stand columns;
the hydraulic lifting oil cylinder groups are fixed at two axial end parts of the floating body, the upright posts are connected with the aquaculture net cage body, and the hydraulic lifting oil cylinder groups drive the aquaculture net cage body to move up/down by driving the upright posts to move up/down.
14. The use method of the hydraulically hoisted rotatable marine fish aquaculture net cage according to claim 11, characterized in that: the rotating assembly comprises rotor structures arranged on the lower surfaces of the two axial end parts of the floating body, net cage rotating shafts arranged on the two end parts of the aquaculture net cage body and matched with the rotor structures, and a plurality of net cage rotating winches arranged on the floating body and positioned on the two axial sides of the floating body;
each net cage rotating winch is wound with a net cage rotating steel wire rope, one end of each net cage rotating steel wire rope is wound on the net cage rotating winch, and the other end of each net cage rotating steel wire rope is wound on a fixed pulley and then connected to the end part of the aquaculture net cage body;
and the net cage rotating winch on the same side tightens up the net cage rotating steel wire rope at the same time, so that the aquaculture net cage body rotates towards the side direction.
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| CN202110074660.4A CN112741032A (en) | 2021-01-20 | 2021-01-20 | Hydraulic lifting rotatable marine fish culture net cage and use method thereof |
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| CN202110074660.4A CN112741032A (en) | 2021-01-20 | 2021-01-20 | Hydraulic lifting rotatable marine fish culture net cage and use method thereof |
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