CN110036960B - Deep sea aquaculture net cage utilizing wave energy - Google Patents
Deep sea aquaculture net cage utilizing wave energy Download PDFInfo
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- CN110036960B CN110036960B CN201910350723.7A CN201910350723A CN110036960B CN 110036960 B CN110036960 B CN 110036960B CN 201910350723 A CN201910350723 A CN 201910350723A CN 110036960 B CN110036960 B CN 110036960B
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- 238000009360 aquaculture Methods 0.000 title claims abstract description 74
- 244000144974 aquaculture Species 0.000 title claims abstract description 74
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 35
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 35
- 239000001301 oxygen Substances 0.000 claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009395 breeding Methods 0.000 claims description 2
- 230000001488 breeding effect Effects 0.000 claims description 2
- 241000251468 Actinopterygii Species 0.000 abstract description 10
- 239000000758 substrate Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 18
- 230000009471 action Effects 0.000 description 10
- 230000008569 process Effects 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000013535 sea water Substances 0.000 description 5
- 206010021143 Hypoxia Diseases 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 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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- 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
-
- 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
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
-
- 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)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Zoology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a deep sea aquaculture net cage utilizing wave energy, and aims to provide a deep sea aquaculture net cage utilizing wave energy, which is used for feeding in an intermittent feeding mode to prolong feeding time and reduce bait feeding amount each time, so that the problems that a large amount of baits are not eaten by fishes in the aquaculture net cage and sink to pass through the aquaculture net cage, the baits are seriously wasted, a large amount of residual baits are deposited on the seabed, and the ocean substrate environment is influenced are effectively solved. The device comprises an annular supporting floating frame, wherein the annular supporting floating frame floats on the sea surface and is provided with a vertical guide rod; the edge of an opening at the upper end of the cultivation net cage is fixed on the annular floating frame; an annular floating frame; the intermittent feeding mechanism feeds baits into the aquaculture net cage in an intermittent feeding mode; the oxygen supply device supplies oxygen to the bottom of the aquaculture net cage.
Description
Technical Field
The invention relates to deep sea cage culture, in particular to a deep sea culture cage utilizing wave energy.
Background
The existing deep sea aquaculture net cage mainly comprises an annular supporting floating frame, an aquaculture net cage and a fixing device, wherein the annular supporting floating frame floats on the sea surface; the upper end of the aquaculture net cage is provided with an opening, the edge of the upper end opening of the aquaculture net cage is fixed on the annular floating frame, and the bottom of the aquaculture net cage is lowered to a limited depth underwater by the gravity of the aquaculture net cage; the fixing device comprises a plurality of counterweights which are settled to the seabed and a fixing inhaul cable which is used for connecting the counterweights and the annular supporting floating frame and is used for fixing the annular supporting floating frame. The existing artificial feeding method for the deep sea aquaculture net cage has the defects that a large amount of baits are thrown into the aquaculture net cage at one time in a concentrated feeding mode, and sink and pass through the aquaculture net cage when not eaten by fishes in the aquaculture net cage, so that the baits are seriously wasted, a large amount of residual baits are deposited on the seabed, the marine substrate environment is influenced, and the marine substrate environment has the eutrophication trend.
On the other hand, in summer, the variable air pressure often fluctuates, particularly in the weather with lower air pressure, the condition that the air humidity increases and the dissolved oxygen in the hot water in the weather is reduced often occurs, so that the problem of oxygen deficiency of the water body at the bottom of the deep-sea culture net cage is caused, and the net cage culture is influenced.
Disclosure of Invention
The invention aims to provide a deep sea aquaculture net cage utilizing wave energy, which is fed in an intermittent feeding mode to prolong feeding time and reduce bait feeding amount each time, so that the problems that a large amount of baits are not eaten by fishes in the aquaculture net cage and sink to pass through the aquaculture net cage, the baits are seriously wasted, a large amount of residual baits are deposited on the seabed, and the ocean substrate environment is influenced are effectively solved.
The technical scheme of the invention is as follows:
a deep sea aquaculture net cage using wave energy, comprising: the annular supporting floating frame floats on the sea surface, and a vertical guide rod is arranged on the annular supporting floating frame; the upper end of the cultivation net cage is opened, and the edge of the upper end opening of the cultivation net cage is fixed on the annular floating frame; the fixing device comprises a plurality of counterweights which are settled to the seabed and a fixing inhaul cable which is used for connecting the counterweights and the annular supporting floating frame; the annular floating frame comprises a floating ring floating on the sea surface and surrounding the outer side of the annular supporting floating frame, a floating rod positioned above the annular supporting floating frame and a connecting rod connecting the floating rod and the floating ring, and the floating rod is provided with a sliding sleeve in sliding fit with the vertical guide rod; the intermittent feeding mechanism feeds baits into the aquaculture net cage in an intermittent feeding mode; the oxygen supply device supplies oxygen to the bottom of the aquaculture net cage.
The deep sea aquaculture net cage of utilization wave energy of this scheme, its mode that adopts intermittent type nature to throw the material feeds and eats to the extension is fed the time of eating and is reduced the bait input volume at every turn, thereby effectively solves a large amount of baits and is not eaten by the fish in the aquaculture net cage, just sinks and passes the aquaculture net cage, causes the serious waste of bait and a large amount of incomplete bait deposit to the seabed, influences the problem of ocean bottom material environment. On the other hand, the oxygen supply device is adopted to supply oxygen to the bottom of the culture net cage, so that the problem of oxygen deficiency of the water body at the bottom of the deep sea culture net cage in summer is effectively solved.
Preferably, the annular supporting floating frame is provided with a connecting frame, the intermittent feeding mechanism comprises a bin arranged on the connecting frame and positioned in the annular supporting floating frame, a vertical blanking pipe arranged at the bottom of the bin, a sliding plunger arranged in the vertical blanking pipe in a sliding manner, a vertical connecting rod connecting the sliding plunger and a floating rod, a blanking cylinder arranged in the aquaculture net cage and positioned below the bin, a feeding valve sleeve arranged on the upper end surface of the blanking cylinder, an upper piston arranged in the feeding valve sleeve in a sliding manner, a blanking valve sleeve arranged on the lower end surface of the blanking cylinder, a lower piston arranged in the blanking valve sleeve in a sliding manner, a piston connecting rod connecting the upper piston and the lower piston, a connecting pipe connecting the vertical blanking pipe and the feeding valve sleeve, and a plunger connecting rod arranged in the connecting pipe and connecting the upper piston and the sliding plunger, the vertical connecting rod is provided with an upper limit block and a lower limit block, the sliding sleeve is positioned between the upper limiting block and the lower limiting block, when the sliding sleeve abuts against the lower limiting block, the sliding plunger moves downwards into the vertical blanking pipe to block the vertical blanking pipe, the lower piston moves downwards into the blanking valve sleeve, and the upper piston moves downwards into the blanking cylinder body and is separated from the feeding valve sleeve; when the sliding sleeve abuts against the upper limiting block, the sliding plunger moves upwards into the material bin and is separated from the vertical blanking pipe, the upper piston moves upwards into the feeding valve sleeve, and the lower piston moves upwards into the blanking cylinder body and is separated from the blanking valve sleeve.
In the scheme, the annular supporting floating frame is almost kept still under the action of the fixing device, and the floating ring can float up and down under the action of sea waves, so that the sliding plunger is driven to move up and down in the process of floating up and down of the floating ring, and the upper piston and the lower piston are driven to move up together in the process of moving up the sliding plunger; in the process of moving the sliding plunger downwards, the upper piston and the lower piston are driven to move downwards together;
when the floating ring floats upwards to enable the sliding sleeve to abut against the upper limiting block, the sliding plunger moves upwards to move into the feed bin and is separated from the vertical blanking pipe, so that part of bait in the feed bin falls into the connecting pipe through the vertical blanking pipe; the upper piston moves upwards into the feeding valve sleeve, and the feeding valve sleeve is sealed through the upper piston, so that seawater is prevented from entering the connecting pipe and the storage bin through the feeding valve sleeve; the lower piston is moved into the blanking cylinder body and is separated from the blanking valve sleeve, so that the bait in the blanking cylinder body falls into the aquaculture net cage through the blanking valve sleeve, and the bait is put into the aquaculture net cage;
when the floating ring floats downwards to enable the sliding sleeve to abut against the lower limiting block, the sliding plunger moves downwards into the vertical blanking pipe to plug the vertical blanking pipe, so that bait in the storage bin stops falling, meanwhile, the lower piston moves downwards into the blanking valve sleeve and abuts against the inner limiting block under the action of a third balance weight, so that the lower piston seals the blanking valve sleeve, seawater is prevented from entering the connecting pipe and the storage bin through the blanking valve sleeve, and when the lower piston abuts against the inner limiting block, the upper piston moves downwards into the blanking cylinder body and is separated from the feeding valve sleeve, so that the bait in the connecting pipe falls into the blanking cylinder body;
so, at the continuous in-process that floats from top to bottom of floating frame, realize carrying out intermittent type formula's input bait to aquaculture net case, feed the time and reduce bait input volume at every turn in order to the extension, so, what make bait can be timely is eaten by the fish in aquaculture net case, avoid bait to sink and pass aquaculture net case, thereby effectively solve present deep sea aquaculture net case's artifical feed mode, it is not eaten by the fish in aquaculture net case to have a large amount of bait, just sink and pass aquaculture net case, cause the serious waste of bait and a large amount of incomplete bait deposit to the seabed, influence the problem of ocean substrate environment.
Preferably, the feed valve sleeve is coaxial with the discharge valve sleeve.
Preferably, the lower end of the discharging valve sleeve is further provided with a protective net cover, and the lower end of the discharging valve sleeve is located in the protective net cover.
Preferably, the upper end of the bin is open, an upper cover used for sealing the upper end opening of the bin is arranged at the upper end of the bin, a shaft sleeve coaxial with the vertical connecting rod is arranged on the upper cover, the vertical connecting rod penetrates through the shaft sleeve, and the vertical connecting rod is connected with the shaft sleeve in a sliding sealing mode.
Preferably, the oxygen supply device comprises a vertical cylinder body arranged on the connecting frame and positioned in the annular supporting floating frame, a piston body arranged in the vertical cylinder body in a sliding mode, an air inlet hole penetrating through the upper end face and the lower end face of the piston body, an air inlet one-way valve arranged in the air inlet hole, an oxygen supply pipeline arranged on the bottom face of the breeding net cage, a plurality of exhaust holes arranged on the oxygen supply pipeline, a vertical pipeline connecting the lower end of the vertical cylinder body and the oxygen supply pipeline, and an air outlet one-way valve arranged in the lower end of the vertical pipeline, wherein the floating rod is connected with the piston body through a vertical connecting.
The annular supporting floating frame is almost kept still under the action of the fixing device, and the floating ring can float up and down under the action of sea waves, so that the piston body is driven to move up and down together in the process of floating up and down of the floating ring, and outside air enters the vertical cylinder body below the piston body through the air inlet and the air inlet one-way valve in the process of moving up the piston body; in-process that moves down at the piston body, the air in the vertical cylinder body that the piston body will be located the piston body below is impressed through vertical pipeline in the oxygen suppliment pipeline to discharge through the exhaust hole, so, at the continuous in-process that reciprocates of piston body, will realize the bottom oxygen suppliment for deep sea aquaculture net case, thereby imitate the inconvenient deep sea aquaculture net case of solution power supply, have the problem of the water oxygen deficiency of deep sea aquaculture net case bottom in summer.
Preferably, the sum of the opening areas of the exhaust holes is smaller than the cross-sectional area of the inner cavity of the vertical cylinder.
Preferably, the sum of the opening areas of the exhaust holes is less than half of the cross-sectional area of the inner cavity of the vertical cylinder.
The invention has the beneficial effects that:
firstly, feeding is carried out by adopting an intermittent feeding mode to prolong feeding time and reduce bait feeding amount at each time, so that the problems that a large amount of baits are not eaten by fishes in the aquaculture net cage, sink and penetrate the aquaculture net cage, serious bait waste is caused, and a large amount of residual baits are deposited on the seabed to influence the ocean substrate environment are effectively solved.
And secondly, oxygen can be supplied to the bottom of the deep sea aquaculture net cage, so that the problem that the deep sea aquaculture net cage inconvenient in power supply is lack of oxygen in the water body at the bottom of the deep sea aquaculture net cage in summer is solved.
Drawings
Fig. 1 is a schematic structural view of a deep-sea aquaculture net cage using wave energy according to the present invention.
Fig. 2 is a partial enlarged view of a portion a of fig. 1.
Fig. 3 is a partial enlarged view of B in fig. 1.
Fig. 4 is a partial enlarged view at C in fig. 1.
Fig. 5 is a partial enlarged view of fig. 1 at D.
In the figure:
the device comprises an annular supporting floating frame 1, a connecting frame 1.1, a vertical guide rod 1.2, an upper limiting block 1.3 and a lower limiting block 1.4;
a culture net cage 2;
the fixing device 3, the counterweight 3.1 and the fixed inhaul cable 3.2;
the device comprises an annular floating frame 4, a floating ring 4.1, a floating rod 4.2, a connecting rod 4.3 and a sliding sleeve 4.4;
the device comprises an oxygen supply device 5, a vertical cylinder body 5.1, an oxygen supply pipeline 5.2, a vertical pipeline 5.3, a piston body 5.4, an air inlet 5.5, an air inlet one-way valve 5.6, a vertical connecting rod 5.7, an air outlet one-way valve 5.8 and an exhaust hole 5.9;
the device comprises an intermittent feeding mechanism 6, a bin 6.1, a vertical blanking pipe 6.2, a blanking cylinder 6.3, a connecting pipe 6.4, a sliding plunger 6.5, a vertical connecting rod 6.6, a plunger connecting rod 6.8, an upper cover 6.9, a shaft sleeve 6.10, a feeding valve sleeve 6.11, an upper piston 6.12, a blanking valve sleeve 6.13, a lower piston 6.14, a piston connecting rod 6.15 and a protective net cover 6.16.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention are clearly explained and illustrated below with reference to the accompanying drawings, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present scheme, and are not construed as limiting the scheme of the present invention.
These and other aspects of embodiments of the invention will be apparent with reference to the following description and attached drawings. In the description and drawings, particular embodiments of the invention have been disclosed in detail as being indicative of some of the ways in which the principles of the embodiments of the invention may be practiced, but it is understood that the scope of the embodiments of the invention is not limited thereby. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
In the description of the present invention, it is to be understood that the terms "thickness", "upper", "lower", "horizontal", "top", "bottom", "inner", "outer", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., and "several" means one or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections, either mechanical or electrical, or communicating with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The first embodiment is as follows: as shown in fig. 1, a deep sea aquaculture net cage using wave energy comprises an annular support floating frame 1, an aquaculture net cage 2, a fixing device 3, an annular floating frame 4, an intermittent feeding mechanism 6 and an oxygen supply device 5.
As shown in fig. 1 and 2, the annular supporting floating frame 1 floats on the sea surface, and the annular supporting floating frame is provided with a vertical guide rod 1.2. The annular supporting floating frame is also provided with a connecting frame 1.1.
The upper end of the culture net cage is open, and the lower end is closed. The edge of the upper end opening of the aquaculture net cage is fixed on the annular floating frame.
As shown in fig. 1, the fixing device comprises a plurality of counterweights 3.1 which are sunk to the seabed and fixing cables 3.2 which connect the counterweights and the annular supporting floating frame.
As shown in fig. 1 and 2, the annular floating frame 4 comprises a floating ring 4.1 floating on the sea surface and surrounding the outer side of the annular supporting floating frame, a floating rod 4.2 positioned above the annular supporting floating frame and a connecting rod 4.3 connecting the floating rod and the floating ring. The floating rod is provided with a sliding sleeve 4.4 which is in sliding fit with the vertical guide rod. The vertical guide rod 1.2 is provided with an upper limiting block 1.3 and a lower limiting block 1.4. The sliding sleeve is positioned between the upper limiting block and the lower limiting block.
The intermittent feeding mechanism 6 feeds baits into the aquaculture net cage in an intermittent feeding mode. The oxygen supply device supplies oxygen to the bottom of the aquaculture net cage.
As shown in fig. 1, 3 and 4, the intermittent feeding mechanism 6 includes a storage bin 6.1 disposed on the connecting frame and located in the annular supporting floating frame, a vertical blanking pipe 6.2 disposed at the bottom of the storage bin, a sliding plunger 6.5 slidably disposed in the vertical blanking pipe, a vertical connecting rod 6.6 connecting the sliding plunger and the floating rod, a blanking cylinder 6.3 disposed in the aquaculture net cage and located below the storage bin, a feeding valve sleeve 6.11 disposed on the upper end surface of the blanking cylinder, an upper piston 6.12 slidably disposed in the feeding valve sleeve, a blanking valve sleeve 6.13 disposed on the lower end surface of the blanking cylinder, a lower piston 6.14 slidably disposed in the blanking valve sleeve, a piston connecting rod 6.15 connecting the upper piston and the lower piston, a connecting pipe 6.4 connecting the vertical blanking pipe and the feeding valve sleeve, and a plunger connecting rod 6.8 disposed in the connecting pipe and connecting the piston and the sliding plunger. The floating rod is positioned above the storage bin. Bait is stored in the feed bin. The inner diameter of the blanking cylinder body is larger than that of the feeding valve sleeve. The inner diameter of the blanking cylinder body is larger than that of the blanking valve sleeve. The connecting pipe is a hard connecting pipe. The connecting pipe is arranged vertically.
As shown in fig. 1, 3 and 4, when the sliding sleeve abuts against the lower limiting block, the sliding plunger moves downwards into the vertical blanking pipe to block the vertical blanking pipe, the lower piston moves downwards into the blanking valve sleeve, and the upper piston moves downwards into the blanking cylinder body and is separated from the feeding valve sleeve. When the sliding sleeve abuts against the upper limiting block, the sliding plunger moves upwards into the material bin and is separated from the vertical blanking pipe, the upper piston moves upwards into the feeding valve sleeve, and the lower piston moves upwards into the blanking cylinder body and is separated from the blanking valve sleeve.
In the embodiment, the annular supporting floating frame is almost kept still under the action of the fixing device, and the floating ring can float up and down under the action of sea waves, so that the sliding plunger is driven to move up and down in the process of floating up and down of the floating ring, and the upper piston and the lower piston are driven to move up together in the process of moving up the sliding plunger; in the process of moving the sliding plunger downwards, the upper piston and the lower piston are driven to move downwards together;
when the floating ring floats upwards to enable the sliding sleeve to abut against the upper limiting block, the sliding plunger moves upwards to move into the feed bin and is separated from the vertical blanking pipe, so that part of bait in the feed bin falls into the connecting pipe through the vertical blanking pipe; the upper piston moves upwards into the feeding valve sleeve, and the feeding valve sleeve is sealed through the upper piston, so that seawater is prevented from entering the connecting pipe and the storage bin through the feeding valve sleeve; the lower piston is moved into the blanking cylinder body and is separated from the blanking valve sleeve, so that the bait in the blanking cylinder body falls into the aquaculture net cage through the blanking valve sleeve, and the bait is put into the aquaculture net cage;
when the floating ring floats downwards to enable the sliding sleeve to abut against the lower limiting block, the sliding plunger moves downwards into the vertical blanking pipe to plug the vertical blanking pipe, so that bait in the storage bin stops falling, meanwhile, the lower piston moves downwards into the blanking valve sleeve and abuts against the inner limiting block under the action of a third balance weight, so that the lower piston seals the blanking valve sleeve, seawater is prevented from entering the connecting pipe and the storage bin through the blanking valve sleeve, and when the lower piston abuts against the inner limiting block, the upper piston moves downwards into the blanking cylinder body and is separated from the feeding valve sleeve, so that the bait in the connecting pipe falls into the blanking cylinder body;
so, at the continuous in-process that floats from top to bottom of floating frame, realize carrying out intermittent type formula's input bait to aquaculture net case, feed the time and reduce bait input volume at every turn in order to the extension, so, what make bait can be timely is eaten by the fish in aquaculture net case, avoid bait to sink and pass aquaculture net case, thereby effectively solve present deep sea aquaculture net case's artifical feed mode, it is not eaten by the fish in aquaculture net case to have a large amount of bait, just sink and pass aquaculture net case, cause the serious waste of bait and a large amount of incomplete bait deposit to the seabed, influence the problem of ocean substrate environment.
Furthermore, the feeding valve sleeve is coaxial with the discharging valve sleeve.
Further, as shown in fig. 3, the upper end of the bin 6.1 is open, and an upper cover 6.9 for sealing the upper end opening of the bin is arranged at the upper end of the bin. The upper cover is fixed on the upper end of the storage bin. The upper cover is provided with a shaft sleeve 6.10 which is coaxial with the vertical connecting rod. The vertical connecting rod passes through the shaft sleeve. The vertical connecting rod is connected with the shaft sleeve in a sliding and sealing mode, specifically, a sealing ring is arranged between the vertical connecting rod and the shaft sleeve, and the sealing ring is fixed on the inner side face of the shaft sleeve.
The lower end of the storage bin is a conical blanking part with the inner diameter gradually reduced from top to bottom. The lower end of the blanking cylinder body is a conical material guide part with the inner diameter gradually reduced from top to bottom.
Further, as shown in fig. 4, a protective mesh enclosure 6.16 is further disposed at the lower end of the discharging valve sleeve, and the lower end of the discharging valve sleeve is located in the protective mesh enclosure. Therefore, the normal work of the intermittent feeding mechanism is influenced when the fishes in the aquaculture net cage enter the baiting valve sleeve.
Further, as shown in fig. 1, 3 and 5, the oxygen supply device 5 includes a vertical cylinder 5.1 disposed on the connecting frame and located in the annular supporting floating frame, a piston body 5.4 slidably disposed in the vertical cylinder, an air inlet 5.5 penetrating through the upper and lower end surfaces of the piston body, an air inlet check valve 5.6 disposed in the air inlet, an oxygen supply pipeline 5.2 disposed on the bottom surface of the aquaculture net cage, a plurality of air outlets 5.9 disposed on the oxygen supply pipeline, a vertical pipeline 5.3 connecting the lower end of the vertical cylinder and the oxygen supply pipeline, and an air outlet check valve 5.8 disposed in the lower end of the vertical pipeline. The floating rod is connected with the piston body through a vertical connecting rod 5.7. The upper end opening of the vertical cylinder body is positioned above the sea surface. The lower end of the vertical cylinder body is closed. The upper end of the vertical pipeline is communicated with the lower end of the vertical cylinder body. The air inlet one-way valve allows air above the piston body to enter the vertical cylinder body below the piston body through the air inlet hole. The air outlet one-way valve allows air in the vertical pipeline to enter the oxygen supply pipeline through the air outlet one-way valve, and the air outlet one-way valve prevents seawater from entering the vertical pipeline through the air outlet one-way valve.
The annular supporting floating frame is almost kept still under the action of the fixing device, and the floating ring can float up and down under the action of sea waves, so that the piston body is driven to move up and down together in the process of floating up and down of the floating ring, and outside air enters the vertical cylinder body below the piston body through the air inlet and the air inlet one-way valve in the process of moving up the piston body; in-process that moves down at the piston body, the air in the vertical cylinder body that the piston body will be located the piston body below is impressed through vertical pipeline in the oxygen suppliment pipeline to discharge through the exhaust hole, so, at the continuous in-process that reciprocates of piston body, will realize the bottom oxygen suppliment for deep sea aquaculture net case, thereby imitate the inconvenient deep sea aquaculture net case of solution power supply, have the problem of the water oxygen deficiency of deep sea aquaculture net case bottom in summer.
Preferably, the sum of the opening areas of the exhaust holes is smaller than the cross-sectional area of the inner cavity of the vertical cylinder body, and specifically, the sum of the opening areas of the exhaust holes is smaller than half of the cross-sectional area of the inner cavity of the vertical cylinder body. So, be favorable to the in-process that the piston body moved down, the air in the vertical cylinder body that the piston body will be located the piston body below is impressed in the oxygen suppliment pipeline through vertical pipeline to discharge through the exhaust hole, in order to realize the bottom oxygen suppliment for deep sea aquaculture net case.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, alterations and equivalents of the above embodiments according to the technical spirit of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides an utilize deep sea aquaculture box with a net of wave energy, characterized by includes:
the annular supporting floating frame floats on the sea surface, and a vertical guide rod is arranged on the annular supporting floating frame;
the upper end of the cultivation net cage is opened, and the edge of the upper end opening of the cultivation net cage is fixed on the annular floating frame;
the fixing device comprises a plurality of counterweights which are settled to the seabed and a fixing inhaul cable which is used for connecting the counterweights and the annular supporting floating frame;
the annular floating frame comprises a floating ring floating on the sea surface and surrounding the outer side of the annular supporting floating frame, a floating rod positioned above the annular supporting floating frame and a connecting rod connecting the floating rod and the floating ring, and the floating rod is provided with a sliding sleeve in sliding fit with the vertical guide rod;
the intermittent feeding mechanism feeds baits into the aquaculture net cage in an intermittent feeding mode;
the oxygen supply device supplies oxygen to the bottom of the aquaculture net cage;
the annular supporting floating frame is provided with a connecting frame, the intermittent feeding mechanism comprises a storage bin arranged on the connecting frame and positioned in the annular supporting floating frame, a vertical blanking pipe arranged at the bottom of the storage bin, a sliding plunger arranged in the vertical blanking pipe in a sliding manner, a vertical connecting rod connecting the sliding plunger and a floating rod, a blanking cylinder body arranged in the aquaculture net cage and positioned below the storage bin, a feeding valve sleeve arranged on the upper end surface of the blanking cylinder body, an upper piston arranged in the feeding valve sleeve in a sliding manner, a blanking valve sleeve arranged on the lower end surface of the blanking cylinder body, a lower piston arranged in the blanking valve sleeve in a sliding manner, a piston connecting rod connecting the upper piston and the lower piston, a connecting pipe connecting the vertical blanking pipe and the feeding valve sleeve, and a plunger connecting rod positioned in the connecting pipe and connecting the upper piston and the sliding plunger, an upper limiting block and a lower limiting block are arranged on the vertical connecting rod, and the sliding sleeve is positioned between the upper limiting,
when the sliding sleeve abuts against the lower limiting block, the sliding plunger moves downwards into the vertical blanking pipe to plug the vertical blanking pipe, the lower piston moves downwards into the blanking valve sleeve, and the upper piston moves downwards into the blanking cylinder body and is separated from the feeding valve sleeve;
when the sliding sleeve abuts against the upper limiting block, the sliding plunger moves upwards into the material bin and is separated from the vertical blanking pipe, the upper piston moves upwards into the feeding valve sleeve, and the lower piston moves upwards into the blanking cylinder body and is separated from the blanking valve sleeve;
the oxygen supply device comprises a vertical cylinder body arranged on the connecting frame and positioned in the annular supporting floating frame, a piston body arranged in the vertical cylinder body in a sliding mode, an air inlet hole penetrating through the upper end face and the lower end face of the piston body, an air inlet one-way valve arranged in the air inlet hole, an oxygen supply pipeline arranged on the bottom face of the breeding net cage, a plurality of exhaust holes arranged on the oxygen supply pipeline, a vertical pipeline connecting the lower end of the vertical cylinder body and the oxygen supply pipeline, and an air outlet one-way valve arranged in the lower end of the vertical pipeline, wherein the floating rod is connected with the piston body through a vertical connecting.
2. The deep sea aquaculture cage using wave energy of claim 1, wherein the feeding valve housing and the discharging valve housing are coaxial.
3. The deep sea aquaculture net cage using wave energy as claimed in claim 1, wherein the lower end of the blanking valve sleeve is further provided with a protective net cover, and the lower end of the blanking valve sleeve is positioned in the protective net cover.
4. The deep sea aquaculture net cage using wave energy as claimed in claim 1, wherein the bin is open at an upper end, an upper cover for sealing the upper end opening of the bin is arranged at the upper end of the bin, a shaft sleeve coaxial with the vertical connecting rod is arranged on the upper cover, the vertical connecting rod penetrates through the shaft sleeve, and the vertical connecting rod is connected with the shaft sleeve in a sliding and sealing manner.
5. The deep sea aquaculture net cage using wave energy as claimed in claim 1, wherein the sum of the opening areas of said exhaust holes is smaller than the cross-sectional area of the inner cavity of the vertical cylinder.
6. The deep sea aquaculture net cage using wave energy according to claim 5, wherein the sum of the opening areas of the exhaust holes is less than half of the cross-sectional area of the inner cavity of the vertical cylinder.
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| CN110771544B (en) * | 2019-11-28 | 2021-08-31 | 浙江海洋大学 | Automatic bait recovery device for aquaculture net cage |
| CN110754407B (en) * | 2019-12-03 | 2024-05-17 | 浙江海洋大学 | Culture net cage |
| CN111567454B (en) * | 2020-05-19 | 2021-11-19 | 上海工程技术大学 | Novel foldable deep sea aquaculture net cage capable of absorbing wave energy |
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| CN114557306B (en) * | 2021-12-01 | 2022-12-13 | 浙江省海洋水产研究所 | Domesticated fish bait casting device integrated with sound equipment |
| CN115517212A (en) * | 2022-06-28 | 2022-12-27 | 江苏龙源振华海洋工程有限公司 | Floating wind power generation foundation with marine ranching function |
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