CN112369358B - Overwintering culture device for Nibea japonica - Google Patents
Overwintering culture device for Nibea japonica Download PDFInfo
- Publication number
- CN112369358B CN112369358B CN202011298503.3A CN202011298503A CN112369358B CN 112369358 B CN112369358 B CN 112369358B CN 202011298503 A CN202011298503 A CN 202011298503A CN 112369358 B CN112369358 B CN 112369358B
- Authority
- CN
- China
- Prior art keywords
- vertical
- sleeve
- floating
- net cage
- valve sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 241000480037 Argyrosomus japonicus Species 0.000 title claims description 22
- 238000007667 floating Methods 0.000 claims abstract description 90
- 125000006850 spacer group Chemical group 0.000 claims abstract description 66
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000010865 sewage Substances 0.000 claims abstract description 37
- 241000347391 Umbrina cirrosa Species 0.000 claims abstract description 20
- 238000009360 aquaculture Methods 0.000 claims description 55
- 244000144974 aquaculture Species 0.000 claims description 55
- 230000009471 action Effects 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 4
- 241000251468 Actinopterygii Species 0.000 abstract description 15
- 238000010438 heat treatment Methods 0.000 abstract description 9
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 15
- 230000008569 process Effects 0.000 description 15
- 230000004083 survival effect Effects 0.000 description 5
- 239000013505 freshwater Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 241001596951 Nibea Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
-
- 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
- A01K63/047—Liquid pumps for aquaria
-
- 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
Landscapes
- 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 an overwintering culture device for Japanese spotted maigre, and aims to provide an overwintering culture device for Japanese spotted maigre, which can effectively solve the problems that in the prior art, the indoor culture pond for Japanese spotted maigre needs to frequently remove sundries such as dead fish with residual bait at the bottom of the pond, the energy consumption of a heating device of the indoor culture pond can be increased, and the water temperature of the indoor culture pond can be easily fluctuated. It comprises a floating culture net cage; a blowdown line; the upper edge of the fixed taper sleeve extends upwards to form a vertical guide sleeve, and the lower end of the fixed taper sleeve is connected with a sewage discharge pipeline through a vertical valve sleeve; one end of the circulating pipeline is connected with the valve sleeve connector, the other end of the circulating pipeline extends into the floating culture net cage, and a water pump is further arranged on the circulating pipeline; the piston assembly comprises an upper piston and a lower piston which are arranged in the vertical valve sleeve in a sliding manner; the floating spacer bush is sleeved on the vertical guide bush; the air bag is connected with the floating spacer sleeve.
Description
Technical Field
The invention relates to a culture device for Nibea japonica, in particular to an overwintering culture device for Nibea japonica.
Background
Nibea japonica is a fish of genus Nibea of family Boletidae, and is a carnivorous fish, and is suitable for living water at 6-32 deg.C, and wild Nibea japonica is transplanted into deep water overwintering field at low water temperature stage; the artificially cultured Nibea japonica is generally moved into an indoor culture pond in winter, and a heating device is generally arranged in the indoor culture pond to ensure the water temperature of the indoor culture pond.
Since the Nibea japonica is carnivorous fish, sundries such as dead fish with residual bait are easily gathered at the bottom of the indoor culture pond, and therefore the sundries such as the dead fish with residual bait at the bottom of the pond need to be removed frequently to ensure fresh water quality. In the process of removing sundries such as dead fish with residual bait at the bottom of the pond, a part of pond water in the indoor culture pond is discharged along with the sundries, and the sundries such as the dead fish with residual bait at the bottom of the pond need to be supplied to the indoor culture pond; the water temperature in the indoor culture pond is maintained by heating through the heating device, so that sundries such as dead fish with residual bait at the bottom of the pond and the like are often removed, the energy consumption of the heating device of the indoor culture pond is increased, the water temperature in the indoor culture pond is easy to fluctuate, and the overwintering survival rate of the Japanese spotted maigre is influenced.
Disclosure of Invention
The invention aims to provide a device for overwintering culture of Japanese spotted maigre, which can effectively solve the problems that in the prior art, an indoor culture pond for Japanese spotted maigre needs to frequently remove sundries such as dead fish with residual bait at the bottom of the pond, the operation is inconvenient, the energy consumption of a heating device of the indoor culture pond is increased, the water temperature of the indoor culture pond is easy to fluctuate, and the overwintering survival rate of the Japanese spotted maigre is influenced.
The technical scheme of the invention is as follows:
an overwintering culture device for Nibea japonica, comprising:
the floating cultivation net cage floats on the water surface of the indoor cultivation pond, and a vertical guide sleeve is arranged on the bottom wall of the floating cultivation net cage;
the sewage discharge pipeline is arranged at the bottom of the indoor culture pond;
the fixed taper sleeve is positioned below the aquaculture net cage, the inner diameter of the fixed taper sleeve is gradually reduced from top to bottom, the upper edge of the fixed taper sleeve extends upwards to form a vertical guide sleeve, the lower end of the fixed taper sleeve is connected with a sewage discharge pipeline through a vertical valve sleeve, the upper part of the side wall of the vertical valve sleeve is provided with a valve sleeve interface, and the vertical valve sleeve is coaxial with the vertical guide sleeve;
one end of the circulating pipeline is connected with the valve sleeve connector, the other end of the circulating pipeline extends into the floating culture net cage, and a water pump is further arranged on the circulating pipeline;
the piston assembly comprises an upper piston and a lower piston which are arranged in a vertical valve sleeve in a sliding manner, a piston connecting rod for connecting the upper piston and the lower piston, a vertical sliding rod which is arranged in a vertical guide sleeve in a sliding manner and a horizontal supporting rod which is positioned above the aquaculture net cage, wherein the lower end of the vertical sliding rod is connected with the upper piston, the upper end of the vertical sliding rod is connected with the horizontal supporting rod, and two ends of the horizontal supporting rod are provided with vertical push rods which extend downwards;
the floating spacer bush is sleeved on the vertical guide bush and can move up and down along the vertical guide bush, an upper limiting block and a lower limiting block are arranged on the inner wall of the floating spacer bush, the upper limiting block is close to the upper end of the floating spacer bush, and the lower limiting block is close to the lower end of the floating spacer bush;
the air bag is connected with the floating spacer sleeve and is provided with an air charging and discharging pipe communicated with the inner cavity of the air bag.
When the floating spacer bush is supported on the upper end surface of the vertical guide sleeve through the upper limiting block, the upper end surface of the floating spacer bush is close to the bottom surface of the aquaculture net cage, the horizontal support rod is supported on the upper end of the aquaculture net cage, the upper piston is positioned in the vertical valve sleeve below the valve sleeve interface, and the lower piston is positioned in the sewage discharge pipeline below the vertical valve sleeve;
after the air bag is inflated and expanded, the floating spacer bush moves upwards along the vertical guide sleeve under the buoyancy action of the air bag until the lower limiting block abuts against the lower end of the vertical guide sleeve, at the moment, the upper end face of the floating spacer bush is positioned above the water surface of the indoor culture pond, the culture net box is positioned in the floating spacer bush, the floating spacer bush jacks up the horizontal support rod through the vertical ejector rod, the upper piston is positioned in the fixed cone above the valve sleeve connector, and the lower piston is positioned in the vertical valve sleeve below the valve sleeve connector.
When the overwintering culture device for the Nibea japonica is used for overwintering culture of the Nibea japonica, before bait feeding, the air bag is inflated through the air inflation and exhaust pipe, after the air bag is inflated and expanded, the floating spacer bush moves upwards along the vertical guide bush under the buoyancy action of the air bag until the lower limiting block abuts against the lower end of the vertical guide bush, at the moment, the upper end face of the floating spacer bush is positioned above the water surface of the indoor culture pond, and the culture net cage is positioned in the floating spacer bush; meanwhile, the upper piston is positioned in the fixed taper sleeve above the valve sleeve interface, so that in the process of feeding baits next, residual baits can sink onto the upper end surface of the lower piston through the upper port of the vertical valve sleeve, and the lower piston is positioned in the vertical valve sleeve below the valve sleeve interface, so that the situation that water in the culture pond flows into a sewage pipeline in the process of feeding baits can be avoided;
then, feeding baits into the culture net cage in the floating separation sleeve; in the bait feeding process, the floating spacer bush, the vertical guide bush, the fixed taper sleeve, the vertical valve sleeve and the lower piston completely isolate the aquaculture net cage, and residual baits sinking to the lower part of the aquaculture net cage are gathered in the vertical valve sleeve above the lower piston or at the bottom of the fixed taper sleeve;
after the bait feeding is finished, starting a water pump after a period of time (for example, 1-3 minutes), pumping residual bait gathered in the vertical valve sleeve above the lower piston or at the bottom of the fixed taper sleeve into the aquaculture net cage again through the valve sleeve connector and the circulating pipeline for feeding the Japanese spotted maigre in the aquaculture net cage, thereby effectively improving the feeding rate of the bait and greatly reducing the amount of the residual bait;
then, the water pump is closed, a small amount of residual bait existing in the aquaculture net cage sinks to the upper end face of the lower piston, after a period of time (for example, 10-20 minutes), after the residual bait in the aquaculture net cage completely sinks, the gas filling and exhausting pipe is opened to exhaust gas in the air bag, after the gas in the air bag is exhausted, the floating spacer bush moves downwards along the vertical guide sleeve under the action of self weight until the upper limit block abuts against the upper end of the vertical guide sleeve, and at the moment, the upper end face of the floating spacer bush is close to the bottom face of the aquaculture net cage, so that water in the indoor aquaculture pond can smoothly enter the aquaculture net cage, and the circulation of the water in the aquaculture net cage is ensured; on the other hand, in the process that the floating spacer bush moves downwards along the vertical guide sleeve, the piston assembly moves downwards under the action of the dead weight until the horizontal support rod is supported at the upper end of the aquaculture net cage, when the horizontal support rod is supported at the upper end of the aquaculture net cage, the upper piston is positioned in the vertical valve sleeve below the valve sleeve connector so as to prevent water in the aquaculture pond from flowing into the sewage discharge pipeline, and meanwhile, the lower piston is positioned in the sewage discharge pipeline below the vertical valve sleeve so as to enable bait on the upper end surface of the lower piston to enter the sewage discharge pipeline and be discharged through the sewage discharge pipeline;
in conclusion, in the bait feeding process, the feeding rate of the bait can be effectively improved, the residual bait amount is greatly reduced, and a small amount of residual bait sinks onto the upper end surface of the lower piston; meanwhile, the lower piston is positioned in the vertical valve sleeve below the valve sleeve interface, so that the situation that water in the culture pond flows into a sewage discharge pipeline in the bait feeding process can be avoided;
when the feeding of baits is finished and the floating spacer bush is supported on the upper end surface of the vertical guide sleeve through the upper limiting block, the upper end surface of the floating spacer bush is close to the bottom surface of the culture net cage, so that water in the indoor culture pond can smoothly enter the culture net cage, and the circulation of the water in the culture net cage is ensured; meanwhile, the upper piston is positioned in the vertical valve sleeve below the valve sleeve interface so as to prevent water in the culture pond from flowing into a sewage discharge pipeline; the lower piston is positioned in the sewage discharge pipeline below the vertical valve sleeve, so that the bait on the upper end surface of the lower piston enters the sewage discharge pipeline and is discharged through the sewage discharge pipeline, and the automatic discharge of the bait is realized; therefore, when the overwintering culture device for the spotted maigre is used for carrying out the overwintering culture process of the spotted maigre, dead fish with residual bait cannot gather at the bottom of the indoor culture pond, and the fresh water quality of the indoor culture pond can be ensured for a long time, so that the problems that the indoor culture pond for the spotted maigre in the prior art needs to frequently remove sundries such as the dead fish with residual bait at the bottom of the pond, the operation is inconvenient, the energy consumption of a heating device of the indoor culture pond can be increased, the water temperature of the indoor culture pond can fluctuate easily, and the overwintering survival rate of the spotted maigre is influenced can be effectively solved.
Preferably, the air bag is an annular air bag which is sleeved on the outer side of the floating spacer sleeve.
Preferably, the airbag is connected with the floating spacer through a connecting rope.
Preferably, the circulating pipeline sequentially penetrates through the side wall of the fixed taper sleeve and the bottom wall of the aquaculture net cage.
Preferably, the inner diameter of the sewage conduit is larger than the inner diameter of the vertical valve sleeve.
Preferably, the other end of the circulating pipeline is positioned in the middle or the middle upper part of the floating aquaculture net cage.
Preferably, the lower end of the vertical ejector rod is provided with a flat plate, and the flat plate is positioned right above the side wall of the floating spacer bush.
The invention has the beneficial effects that: can effectively solve the problem that the indoor culture pond for the Japanese spotted maigre in the prior art needs to often clear up sundries such as dead fish of residual bait at the bottom of the pond, is inconvenient to operate, can increase the energy consumption of a heating device of the indoor culture pond, and easily causes the fluctuation of the water temperature of the indoor culture pond, thereby influencing the overwintering survival rate of the Japanese spotted maigre.
Drawings
Fig. 1 is a schematic structural view of the overwintering cultivation device for Nibea japonica according to the invention, when the upper limiting block of the floating spacer is supported on the upper end face of the vertical guide sleeve.
Fig. 2 is a schematic structural view of the overwintering culture device for Nibea japonica of the invention when the lower limit of the floating spacer abuts against the lower end of the vertical guide sleeve.
In the figure:
the floating type aquaculture net cage comprises a floating type aquaculture net cage 1, a floating block 1.1 and a vertical guide sleeve 1.2;
a sewage drain pipe 2;
a fixed taper sleeve 3, a vertical guide sleeve 3.1, a vertical valve sleeve 3.2 and a valve sleeve interface 3.3;
a circulating pipeline 4 and a water pump 4.1;
an upper piston 5.1, a lower piston 5.2, a vertical sliding rod 5.3, a horizontal supporting rod 5.4, a vertical ejector rod 5.5 and a flat plate 5.6;
a floating spacer bush 6, an upper limit block 6.1 and a lower limit block 6.2;
an air bag 7 and an air charging and discharging pipe 7.1.
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," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication 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 and 2, the overwintering culture device for nibea japonica comprises a floating culture net cage 1, a sewage discharge pipeline 2, a fixed taper sleeve 3, a circulating pipeline 4, a piston assembly, a floating spacer 6 and an air bag 7.
The floating aquaculture net cage 1 floats on the water surface of the indoor aquaculture pond, in the embodiment, the upper part of the side wall of the floating aquaculture net cage is provided with a floating block 1.1, and the floating aquaculture net cage floats on the water surface of the indoor aquaculture pond through the floating block. The bottom wall of the floating aquaculture net cage is provided with a vertical guide sleeve 1.2. The vertical guide sleeve is positioned in the middle of the bottom wall of the floating aquaculture net cage.
The fixed taper sleeve 3 is positioned below the aquaculture net cage. The inner diameter of the fixed taper sleeve is gradually reduced from top to bottom. The upper edge of the fixed taper sleeve extends upwards to form a vertical guide sleeve 3.1. The lower end of the aquaculture net cage is close to the upper end face of the vertical guide sleeve, in this embodiment, the lower end of the aquaculture net cage is located in the vertical guide sleeve, and of course, the lower end of the aquaculture net cage can also be located above the vertical guide sleeve. The lower end of the fixed taper sleeve is connected with a sewage pipeline through a vertical valve sleeve 3.2. The upper part of the side wall of the vertical valve sleeve is provided with a valve sleeve interface 3.3. The vertical valve sleeve is coaxial with the vertical guide sleeve. The inner diameter of the sewage discharge pipeline is larger than that of the vertical valve sleeve.
One end of the circulating pipeline 4 is connected with the valve sleeve connector, the other end of the circulating pipeline extends into the floating aquaculture net cage, and particularly, the other end of the circulating pipeline is positioned in the middle or the middle upper part of the floating aquaculture net cage. The circulating pipeline is also provided with a water pump 4.1. In this embodiment, the circulating line passes through the lateral wall of fixed taper sleeve and the diapire of aquaculture net case in proper order.
The piston assembly comprises an upper piston 5.1 and a lower piston 5.2 which are arranged in the vertical valve sleeve in a sliding manner, a piston connecting rod for connecting the upper piston and the lower piston, a vertical sliding rod 5.3 which is arranged in the vertical guide sleeve in a sliding manner, and a horizontal supporting rod 5.4 which is positioned above the aquaculture net cage. The lower extreme of vertical slide bar is connected with last piston, and the upper end of vertical slide bar is connected with the horizontal support pole. The both ends of horizontal support pole all are equipped with vertical ejector pin 5.5 down extending, and in this embodiment, the lower extreme of vertical ejector pin is equipped with dull and stereotyped 5.6, and the dull and stereotyped lateral wall that is located the spacer that floats is directly over.
The floating spacer 6 is sleeved on the vertical guide sleeve and can move up and down along the vertical guide sleeve. The inner wall of the floating spacer bush is provided with an upper limiting block 6.1 and a lower limiting block 6.2, the upper limiting block is close to the upper end of the floating spacer bush, and the lower limiting block is close to the lower end of the floating spacer bush.
The air bag 7 is connected with the floating spacer, in the embodiment, the air bag is an annular air bag, and the annular air bag is sleeved on the outer side of the floating spacer. The air bag is connected with the floating spacer bush through the connecting rope. The air bag is provided with an air charging and discharging pipe 7.1 communicated with the inner cavity of the air bag.
As shown in fig. 1, when the floating spacer bush is supported on the upper end surface of the vertical guide sleeve through the upper limiting block, the upper end surface of the floating spacer bush is close to the bottom surface of the aquaculture net cage, the horizontal support rod is supported on the upper end of the aquaculture net cage, the upper piston is positioned in the vertical valve sleeve below the valve sleeve interface, and the lower piston is positioned in the sewage discharge pipeline below the vertical valve sleeve.
As shown in fig. 2, after the air bag is inflated and expanded, the floating spacer sleeve moves upwards along the vertical guide sleeve under the buoyancy action of the air bag until the lower limiting block abuts against the lower end of the vertical guide sleeve, at the moment, the upper end face of the floating spacer sleeve is positioned above the water surface of the indoor culture pond, the culture net box is positioned in the floating spacer sleeve, the floating spacer sleeve jacks up the horizontal support rod through the vertical ejector rod, the upper piston is positioned in the fixed cone above the valve sleeve interface, and the lower piston is positioned in the vertical valve sleeve below the valve sleeve interface.
When the overwintering culture device for the Nibea japonica is used for overwintering culture of the Nibea japonica, before bait feeding, the air bag is inflated through the air inflation and exhaust pipe, after the air bag is inflated and expanded, the floating spacer bush moves upwards along the vertical guide bush under the buoyancy action of the air bag until the lower limiting block abuts against the lower end of the vertical guide bush, at the moment, the upper end face of the floating spacer bush is positioned above the water surface of the indoor culture pond, and the culture net cage is positioned in the floating spacer bush; meanwhile, the upper piston is positioned in the fixed taper sleeve above the valve sleeve interface, so that in the process of feeding baits next, residual baits can sink onto the upper end surface of the lower piston through the upper port of the vertical valve sleeve, and the lower piston is positioned in the vertical valve sleeve below the valve sleeve interface, so that the situation that water in the culture pond flows into a sewage pipeline in the process of feeding baits can be avoided;
then, feeding baits into the culture net cage in the floating separation sleeve; in the bait feeding process, the floating spacer bush, the vertical guide bush, the fixed taper sleeve, the vertical valve sleeve and the lower piston completely isolate the aquaculture net cage, and residual baits sinking to the lower part of the aquaculture net cage are gathered in the vertical valve sleeve above the lower piston or at the bottom of the fixed taper sleeve;
after the bait feeding is finished, starting a water pump after a period of time (for example, 1-3 minutes), pumping residual bait gathered in the vertical valve sleeve above the lower piston or at the bottom of the fixed taper sleeve into the aquaculture net cage again through the valve sleeve connector and the circulating pipeline for feeding the Japanese spotted maigre in the aquaculture net cage, thereby effectively improving the feeding rate of the bait and greatly reducing the amount of the residual bait;
then, the water pump is closed, a small amount of residual bait existing in the aquaculture net cage sinks to the upper end face of the lower piston, after a period of time (for example, 10-20 minutes), after the residual bait in the aquaculture net cage completely sinks, the gas filling and exhausting pipe is opened to exhaust gas in the air bag, after the gas in the air bag is exhausted, the floating spacer bush moves downwards along the vertical guide sleeve under the action of self weight until the upper limit block abuts against the upper end of the vertical guide sleeve, and at the moment, the upper end face of the floating spacer bush is close to the bottom face of the aquaculture net cage, so that water in the indoor aquaculture pond can smoothly enter the aquaculture net cage, and the circulation of the water in the aquaculture net cage is ensured; on the other hand, in the process that the floating spacer bush moves downwards along the vertical guide sleeve, the piston assembly moves downwards under the action of the dead weight until the horizontal support rod is supported at the upper end of the aquaculture net cage, when the horizontal support rod is supported at the upper end of the aquaculture net cage, the upper piston is positioned in the vertical valve sleeve below the valve sleeve connector so as to prevent water in the aquaculture pond from flowing into the sewage discharge pipeline, and meanwhile, the lower piston is positioned in the sewage discharge pipeline below the vertical valve sleeve so as to enable bait on the upper end surface of the lower piston to enter the sewage discharge pipeline and be discharged through the sewage discharge pipeline;
in conclusion, in the bait feeding process, the feeding rate of the bait can be effectively improved, the residual bait amount is greatly reduced, and a small amount of residual bait sinks onto the upper end surface of the lower piston; meanwhile, the lower piston is positioned in the vertical valve sleeve below the valve sleeve interface, so that the situation that water in the culture pond flows into a sewage discharge pipeline in the bait feeding process can be avoided;
when the feeding of baits is finished and the floating spacer bush is supported on the upper end surface of the vertical guide sleeve through the upper limiting block, the upper end surface of the floating spacer bush is close to the bottom surface of the culture net cage, so that water in the indoor culture pond can smoothly enter the culture net cage, and the circulation of the water in the culture net cage is ensured; meanwhile, the upper piston is positioned in the vertical valve sleeve below the valve sleeve interface so as to prevent water in the culture pond from flowing into a sewage discharge pipeline; the lower piston is positioned in the sewage discharge pipeline below the vertical valve sleeve, so that the bait on the upper end surface of the lower piston enters the sewage discharge pipeline and is discharged through the sewage discharge pipeline, and the automatic discharge of the bait is realized; therefore, when the overwintering culture device for the spotted maigre is used for carrying out the overwintering culture process of the spotted maigre, dead fish with residual bait cannot gather at the bottom of the indoor culture pond, and the fresh water quality of the indoor culture pond can be ensured for a long time, so that the problems that the indoor culture pond for the spotted maigre in the prior art needs to frequently remove sundries such as the dead fish with residual bait at the bottom of the pond, the operation is inconvenient, the energy consumption of a heating device of the indoor culture pond can be increased, the water temperature of the indoor culture pond can fluctuate easily, and the overwintering survival rate of the spotted maigre is influenced can be effectively solved.
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 (7)
1. An overwintering culture device for Japanese spotted maigre is characterized by comprising:
the floating cultivation net cage floats on the water surface of the indoor cultivation pond, and a vertical guide sleeve is arranged on the bottom wall of the floating cultivation net cage;
the sewage discharge pipeline is arranged at the bottom of the indoor culture pond;
the fixed taper sleeve is positioned below the aquaculture net cage, the inner diameter of the fixed taper sleeve is gradually reduced from top to bottom, the upper edge of the fixed taper sleeve extends upwards to form a vertical guide sleeve, the lower end of the fixed taper sleeve is connected with a sewage discharge pipeline through a vertical valve sleeve, the upper part of the side wall of the vertical valve sleeve is provided with a valve sleeve interface, and the vertical valve sleeve is coaxial with the vertical guide sleeve;
one end of the circulating pipeline is connected with the valve sleeve connector, the other end of the circulating pipeline extends into the floating culture net cage, and a water pump is further arranged on the circulating pipeline;
the piston assembly comprises an upper piston and a lower piston which are arranged in a vertical valve sleeve in a sliding manner, a piston connecting rod for connecting the upper piston and the lower piston, a vertical sliding rod which is arranged in a vertical guide sleeve in a sliding manner and a horizontal supporting rod which is positioned above the aquaculture net cage, wherein the lower end of the vertical sliding rod is connected with the upper piston, the upper end of the vertical sliding rod is connected with the horizontal supporting rod, and two ends of the horizontal supporting rod are provided with vertical push rods which extend downwards;
the floating spacer bush is sleeved on the vertical guide bush and can move up and down along the vertical guide bush, an upper limiting block and a lower limiting block are arranged on the inner wall of the floating spacer bush, the upper limiting block is close to the upper end of the floating spacer bush, and the lower limiting block is close to the lower end of the floating spacer bush;
the air bag is connected with the floating spacer sleeve and is provided with an air charging and discharging pipe communicated with the inner cavity of the air bag;
when the floating spacer bush is supported on the upper end surface of the vertical guide sleeve through the upper limiting block, the upper end surface of the floating spacer bush is close to the bottom surface of the aquaculture net cage, the horizontal support rod is supported on the upper end of the aquaculture net cage, the upper piston is positioned in the vertical valve sleeve below the valve sleeve interface, and the lower piston is positioned in the sewage discharge pipeline below the vertical valve sleeve;
after the air bag is inflated and expanded, the floating spacer bush moves upwards along the vertical guide sleeve under the buoyancy action of the air bag until the lower limiting block abuts against the lower end of the vertical guide sleeve, at the moment, the upper end face of the floating spacer bush is positioned above the water surface of the indoor culture pond, the culture net box is positioned in the floating spacer bush, the floating spacer bush jacks up the horizontal support rod through the vertical ejector rod, the upper piston is positioned in the fixed cone above the valve sleeve connector, and the lower piston is positioned in the vertical valve sleeve below the valve sleeve connector.
2. The overwintering culture device for Nibea japonica according to claim 1, wherein the air bag is an annular air bag which is sleeved outside the floating spacer.
3. The apparatus for overwintering cultivation of Nibea japonica according to claim 1 or 2, wherein the air bag is connected with the floating spacer by a connecting rope.
4. The apparatus for overwintering cultivation of Nibea japonica according to claim 1 or 2, wherein the circulation pipeline passes through the side wall of the fixed taper sleeve and the bottom wall of the cultivation net cage in sequence.
5. The apparatus for overwintering cultivation of Nibea japonica as claimed in claim 1 or 2, wherein the inside diameter of the sewage conduit is larger than the inside diameter of the vertical valve housing.
6. The apparatus for overwintering cultivation of Nibea japonica according to claim 1 or 2, wherein the other end of the circulation pipe is located at the middle or middle upper part of the floating cultivation net cage.
7. The apparatus for overwintering cultivation of Nibea japonica according to claim 1 or 2, wherein the lower end of the vertical ejector rod is provided with a flat plate which is positioned right above the side wall of the floating spacer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011298503.3A CN112369358B (en) | 2020-11-18 | 2020-11-18 | Overwintering culture device for Nibea japonica |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011298503.3A CN112369358B (en) | 2020-11-18 | 2020-11-18 | Overwintering culture device for Nibea japonica |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112369358A CN112369358A (en) | 2021-02-19 |
| CN112369358B true CN112369358B (en) | 2022-03-15 |
Family
ID=74585201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011298503.3A Active CN112369358B (en) | 2020-11-18 | 2020-11-18 | Overwintering culture device for Nibea japonica |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112369358B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115067242A (en) * | 2022-06-29 | 2022-09-20 | 湖南湘云生物科技有限公司 | Culture system and method capable of improving yield of fingerlings or adult fishes at high temperature |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09275846A (en) * | 1996-04-17 | 1997-10-28 | Mitsuyoshi Hatanaka | Water crawl |
| KR20100086239A (en) * | 2009-01-22 | 2010-07-30 | 엘에스엠트론 주식회사 | Economizer with flow rate control apparatus of liquid refrigerant |
| CN103070122A (en) * | 2013-02-01 | 2013-05-01 | 浙江省海洋水产研究所 | Method and special device for hatching and preferring sepiella maindroni oosperms |
| CN103858797A (en) * | 2014-02-17 | 2014-06-18 | 施建华 | Rising-falling type hard-bottom seawater ecological farming net cage |
| CN204860612U (en) * | 2015-06-12 | 2015-12-16 | 天津立达海水资源开发有限公司 | Multi -functional backwater device of sea water fish batch production circulating water farming systems |
| CN108106656A (en) * | 2017-11-16 | 2018-06-01 | 浙江省海洋水产研究所 | A kind of visualization gill net Choice tests device |
| CN109644922A (en) * | 2018-12-06 | 2019-04-19 | 浙江省海洋水产研究所 | Floatation type fish spawning ground protection zone monitoring device |
| CN110036962A (en) * | 2019-04-28 | 2019-07-23 | 浙江省海洋水产研究所 | The drawing-in device of cage culture |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9916292D0 (en) * | 1999-07-13 | 1999-09-15 | Hozelock Ltd | Filter assemblies |
| DE602005004399D1 (en) * | 2005-07-05 | 2008-03-06 | Chen Hui Liao | Self-cleaning aquarium plant |
-
2020
- 2020-11-18 CN CN202011298503.3A patent/CN112369358B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09275846A (en) * | 1996-04-17 | 1997-10-28 | Mitsuyoshi Hatanaka | Water crawl |
| KR20100086239A (en) * | 2009-01-22 | 2010-07-30 | 엘에스엠트론 주식회사 | Economizer with flow rate control apparatus of liquid refrigerant |
| CN103070122A (en) * | 2013-02-01 | 2013-05-01 | 浙江省海洋水产研究所 | Method and special device for hatching and preferring sepiella maindroni oosperms |
| CN103858797A (en) * | 2014-02-17 | 2014-06-18 | 施建华 | Rising-falling type hard-bottom seawater ecological farming net cage |
| CN204860612U (en) * | 2015-06-12 | 2015-12-16 | 天津立达海水资源开发有限公司 | Multi -functional backwater device of sea water fish batch production circulating water farming systems |
| CN108106656A (en) * | 2017-11-16 | 2018-06-01 | 浙江省海洋水产研究所 | A kind of visualization gill net Choice tests device |
| CN109644922A (en) * | 2018-12-06 | 2019-04-19 | 浙江省海洋水产研究所 | Floatation type fish spawning ground protection zone monitoring device |
| CN110036962A (en) * | 2019-04-28 | 2019-07-23 | 浙江省海洋水产研究所 | The drawing-in device of cage culture |
Non-Patent Citations (1)
| Title |
|---|
| 养殖密度对日本黄姑鱼幼鱼生长及非特异性免疫的影响;王跃斌等;《海洋渔业》;20170228;第39卷(第1期);第51-57页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112369358A (en) | 2021-02-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104054600B (en) | Improve the fish culture net cage of graininess fish meal availability | |
| CN102388821B (en) | Ecological culture net cage capable of automatically sinking and floating to keep balance | |
| CN104094872A (en) | Aquaculture net cage improving utilization ratio of baits | |
| CN108770745B (en) | Lifting adjusting device for aquaculture net cage and open sea area gravity type aquaculture net cage thereof | |
| CN112369358B (en) | Overwintering culture device for Nibea japonica | |
| CN111109173B (en) | Deep sea submerged floating lifting type intelligent pollution-free cultivation net cage | |
| CN103210866B (en) | A kind of energy storage is adjusted and is dived from floating-sinking ecological aquaculture net cage | |
| CN212232708U (en) | Healthy culture system with fish toilet | |
| CN112385595B (en) | Overwintering farm for Nibea japonica | |
| CN110495415A (en) | A kind of structure improved aquaculture net cage | |
| CN113632758B (en) | Buoyancy-regulated lifting type cultivation caisson and operation method thereof | |
| CN113303257A (en) | Hatching device for demersal fertilized eggs of marine fishes | |
| CN204132176U (en) | A kind of fry hatching system being easy to manage | |
| CN209002634U (en) | A kind of large-scale cultivation pond | |
| CN205756511U (en) | A kind of indoor culture pond | |
| CN203575338U (en) | Horizontal buoyancy tube of ups and downs net cage | |
| CN216645959U (en) | Water sampling device after pond cleaning of aquaculture pond | |
| CN213663150U (en) | Net cage pollution discharge device for finless eel culture | |
| CN218977733U (en) | Hatching and seedling raising integrated pool for sinking fertilized egg fish | |
| CN219698768U (en) | Culture net cage for aquaculture | |
| CN210299098U (en) | Drainage device of long-running water culture pond | |
| CN109463342A (en) | A kind of industrialization circulating water culture system | |
| CN220734036U (en) | Clear device of taking out of penaeus vannamei boone shrimp shell | |
| CN220422792U (en) | Buoyancy regulating lifting type cultivation caisson | |
| CN217184395U (en) | Pond-in-pond culture system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |