CN109089980B - Multifunctional integrated breeding system for egyptian copepods - Google Patents
Multifunctional integrated breeding system for egyptian copepods Download PDFInfo
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- 241000239250 Copepoda Species 0.000 title claims abstract description 62
- 238000009395 breeding Methods 0.000 title claims abstract description 38
- 230000001488 breeding effect Effects 0.000 title claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 177
- 238000002955 isolation Methods 0.000 claims abstract description 52
- 238000004140 cleaning Methods 0.000 claims abstract description 22
- 239000008187 granular material Substances 0.000 claims description 40
- 102000002322 Egg Proteins Human genes 0.000 claims description 9
- 108010000912 Egg Proteins Proteins 0.000 claims description 9
- 210000004681 ovum Anatomy 0.000 claims description 9
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- 235000013601 eggs Nutrition 0.000 abstract description 82
- 238000009360 aquaculture Methods 0.000 abstract description 7
- 244000144974 aquaculture Species 0.000 abstract description 7
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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
- A01K61/50—Culture of aquatic animals of shellfish
- A01K61/59—Culture of aquatic animals of shellfish of crustaceans, e.g. lobsters or shrimps
-
- 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
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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
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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)
- Hydroponics (AREA)
Abstract
The invention provides a multi-functional integrated breeding system for egg-shedding type copepods, which comprises a breeding container main body, wherein a vertical water circulation module and a dirt cleaning and/or water changing combined module are arranged in the breeding container main body, a parent isolation sieve layer and an egg grain isolation sieve layer are arranged between the vertical water circulation module and the dirt cleaning and/or water changing combined module from top to bottom, and the mesh of the parent isolation sieve layer is larger than that of the egg grain isolation sieve layer. The invention realizes the integrated integration of functions of cleaning dirt, changing water, collecting eggs and the like of the copepods aquaculture water body, reduces physical damage of parents and eggs, effectively improves the growth speed of copepods and stabilizes the quality and the yield of copepods.
Description
Technical Field
The invention belongs to the technical field of marine biology, and particularly relates to a multifunctional integrated breeding system for a fallopian copepod.
Background
Copepods belonging to the phylum Arthropoda, Crustacea, and copepoda. Is small crustacean with body length less than 3mm, and has floating and parasitic life, and is distributed in sea, fresh water or brackish water. It is one of the initial feeds for most fish larvae, and therefore has great significance in food nets for aquatic ecosystems and aquaculture. Therefore, the culture of copepods under laboratory conditions is the basis for realizing biological research on the copepods. Deovised copepods, such as Doctoria Thomsonii, Doctoria pacifica, etc., are highly appreciated by researchers because the eggs are separated from the parent and are easily collected.
In the prior art, a plurality of methods for culturing copepods are proposed for culturing a large number of copepods, for example, the prior Chinese invention patent has the following application numbers: CN201510350289.4, the invention relates to a copepods indoor large pond high density culture method, which is to inject filtered seawater with proper temperature into a culture pond and then carry out artificial fertilization water; the copepods are inoculated to a culture pond in the evening, and the artificial compound baits are fed in the evening of the day after the copepods are inoculated, so that the balanced nutrition of the copepods in the growth and reproduction processes is ensured; in the culture process, gas is continuously supplied to maintain the dissolved oxygen of the water body to be more than 5mg/L, and after the culture reaches a high density in 12-18 days, copepods can be harvested according to the requirement; the invention realizes high-density and sustainable culture of indoor copepods by improving the harvesting mode and adjusting the water quality. Effectively avoiding the interference of weather factors and keeping a good aquaculture water environment; the growing speed of copepods is effectively improved and the quality and the yield of copepods are stabilized through the blending and processing of artificial feed and the temperature regulation. The method has low cost and short period, can be used for continuous production, and provides guarantee for continuously obtaining a large amount of living copepods in cold seasons in China, particularly in northern areas. However, the diameter of mature eggs of most copepods species is about 100 microns, copepods individuals are mixed with eggs, excrement and bait residues in an aquaculture water system, and operations such as individual separation, egg particle separation, sewage cleaning and water changing become complicated and inefficient. Therefore, a new device or a new method is urgently needed to solve the above problems.
Disclosure of Invention
The invention aims to provide the ovum-removing type copepods multifunctional integrated culture system which realizes the integrated integration of functions of dirt removal, water changing, egg collection and the like of copepods culture water, reduces the physical damage of parents and eggs, effectively improves the growth speed of copepods and stabilizes the quality and the yield of copepods.
The technical scheme adopted by the invention for realizing the purpose is as follows: the multifunctional integrated breeding system for the egg-shedding type copepods comprises a breeding container body, wherein a vertical water circulation module, a dirt cleaning and/or water changing combined module are arranged in the breeding container body, a parent isolation sieve mesh layer and an egg isolation sieve mesh layer are arranged between the vertical water circulation module and the dirt cleaning and/or water changing combined module from top to bottom, and the sieve mesh of the parent isolation sieve mesh layer is larger than that of the egg isolation sieve mesh layer. The invention realizes that the upper layer water flow in the culture container main body is transmitted to the lower layer of the culture container main body to flow upwards through the vertical water circulation module to form water flow which is washed towards the egg granule isolating screen layer, so as to avoid the accumulation of excrement generated by the egg granules and the parents and promote the excrement to subside towards the lower part of the egg granule isolating screen layer, and also adopts the combined module for cleaning and/or changing water to realize the extraction of the excrement generated by the settled parents under the egg granule isolating screen layer and discharge the excrement out of the culture container main body, and can also inject clean culture water into the culture container main body through the combined module for cleaning and/or changing water after finishing the discharge of the excrement. And the functions of quickly and accurately cleaning the copepods without losing the eggs and the parents, cleaning, replacing water, collecting eggs and the like of the copepods culture water body are integrated, the growth speed of the copepods is effectively improved, and the quality and the yield of the copepods are stabilized.
Further, breed container main part upper end cooperation and be connected with and dismantle the top cap, the bottom cooperation is connected with the supporting seat, and supporting seat lower surface both sides are equipped with the supporting shoe, and the middle part is equipped with magnet. Set up detachable top cap and be convenient for regularly open the top cap and clear up or maintain in to breeding the container main part, detachable top cap is convenient for the part and breeds the container main part be connected or assembly such as demolish, and the setting up of supporting seat makes and breeds the container main part and keep the horizontality, the supporting shoe that is equipped with can make supporting seat and ground have certain space, be convenient for place magnet and realize controlling the removal of the magnet circle of intercommunication water pipe tip in breeding the container main part through the displacement of magnet, the abluent region of manual control.
Furthermore, the supporting seat is made of a magnetic permeable material which is iron or cobalt or nickel, and the thickness of the contact part of the supporting seat and the culture container main body is 1 cm-30 cm. Through the material and the thickness that set up the supporting seat, can realize controlling the removal of the magnet circle of intercommunication water pipe tip in breeding the container main part through the displacement of magnet, the abluent region of manual control.
Furthermore, the culture container main body is made of transparent glass or plastic. The culture condition in the culture container main body can be observed in real time by an operator or an experimenter, and whether copepods excrement accumulated below the egg granule isolating screen layer reaches the pollution discharge standard or not can be observed, so that pollution discharge can be performed on the culture container main body in time.
Furthermore, the vertical water circulation module comprises an electric pump arranged above the breeding container main body, the water inlet end of the electric pump is connected with a water inlet pipe arranged at the upper part in the breeding container main body, the water outlet end of the electric pump is connected with a water outlet pipe, the water outlet pipe is arranged below the egg granule isolating screen layer, and a net is arranged at the water inlet of the water inlet pipe. The mouth of pipe bending of outlet pipe upwards corresponds with the inlet tube mouth of pipe, utilizes the charge pump as the power supply, draws water to the inlet tube that sets up in breed container main part upper portion and makes it carry to the ovum grain isolation sieve screen layer, and the mouth of pipe outflow water of outlet pipe strikes the excrement and urine or the bait residue of avoiding the excretion of the podomer of radius to the ovum grain isolation sieve screen layer top, and the excrement and the bait residue of the excretion of the podomer of radius can be made to the impact to the podomer of radius pile up on the ovum grain isolation sieve screen layer simultaneously, and the impact can make the excrement and urine or the bait residue of the excretion of the podomer of radius, falls to the.
Furthermore, a flow guide group is arranged on the inner wall of the water outlet pipe, the flow guide group comprises two flow guide bodies which are oppositely arranged on the pipe wall of the water outlet pipe and can slide up and down along the pipe wall, the flow guide bodies are cone bodies, the cone angle alpha is 68-84 degrees, the cone tops of the two flow guide bodies are connected through an elastic rope, and hemispherical flow guide convex blocks are arranged on the contact surfaces of the flow guide bodies and water flow. The water level of the water inlet pipe is higher than the water outlet of the water outlet pipe in the process that the electric pump pumps water through the water inlet pipe and sends the water to the water outlet pipe, so that the water level of the water inlet pipe is vertical drop, the flow speed of water in the water outlet pipe is increased under the action of the electric pump and the action of the vertical drop, large impact force can be generated between the flow guide groups, the elastic rope is stretched, the flow guide bodies slide relative to the pipe wall, the distance between the two flow guide bodies is enlarged, the water flow passing area is enlarged, the water circulation efficiency is improved, meanwhile, due to the arranged taper angle and the convex blocks on the conical surface, the flow speed of the water is continuously increased when the water flows through the flow guide groups, the flow speed can be instantly reduced when the water flows through the flow guide groups, the water pressure is instantly reduced when the water flows pass through the flow guide groups at a higher point, the water bubble of, the water flow can increase water bubbles in the water flow in the process of continuously passing through the flow guide group, the water flow containing a plurality of water bubbles is discharged from the water outlet pipe to impact egg granules, copepods excrement, bait and the like, the water bubbles are broken when contacting the egg granules, copepods excrement, bait and the like, so that the egg granules are quickly separated from the copepods excrement and the bait, pollutants such as the excrement, the bait and the like generate floccules and fall below the egg granule isolating screen mesh layer, the centralized treatment of the pollutants in the communicating water pipe is facilitated, the growth speed of the copepods is favorably improved, and the quality and the yield of the copepods are stabilized.
Further, the combined module for cleaning and/or changing water comprises a communication water pipe, one port of the communication water pipe is arranged outside the culture container body, and the other port is arranged below the egg granule isolating screen layer and provided with a magnet ring and a brush. The magnet ring that can realize controlling the intercommunication water pipe tip through the displacement of magnet removes in breeding the container main part, and the abluent region of manual control to the brush can further clean breeding the container main part bottom.
Further, the parent isolation sieve net layer comprises a sieve net main body corresponding to the inner diameter of the culture container main body, the middle of the sieve net main body is a first sieve net layer, the first sieve net layer is downwards protruded in a funnel shape, a handle is arranged at the edge of the first sieve net layer, a first pore passing hole corresponding to a water outlet pipe and a communication water pipe is formed in the sieve net main body on two sides of the first sieve net layer respectively, and an anti-slip mat is arranged at the edge of the sieve net main body. The setting of parent isolation sieve screen layer can realize keeping apart the copepoda parent in breeding container main part upper portion, the parent mating lay eggs the back, the egg grain passes the mesh screen and drops to the realization on the egg grain isolation sieve screen layer with the parent and the separation of egg grain, reduce the egg grain loss, the position of parent isolation sieve screen layer for breeding container main part inner wall can be fixed in setting up of slipmat, the sieve screen layer is kept apart to the prevention parent produces and slides, and can directly open the top cap when the parent is transferred to needs and directly take out the parent through the handle and shift.
Further, the egg granule isolation sieve net layer comprises a sieve net main body corresponding to the inner diameter of the culture container main body, the middle of the sieve net main body is a second sieve net layer, the second sieve net layer is downwards protruded in a funnel shape, a handle is arranged at the edge of the second sieve net layer, a second filter hole corresponding to a water outlet pipe and a communication water pipe is respectively arranged on the sieve net main body on two sides of the second sieve net layer, and an anti-slip mat is arranged at the edge of the sieve net main body. The egg granule isolation sieve mesh layer can realize that the egg granules are intercepted on the egg granule isolation sieve mesh layer, the egg granules are separated from the parents, excrement and bait residues generated by the parents can fall below the egg granule isolation sieve mesh layer and are removed through the communicating water pipe, and when the egg granules need to be transferred, the top cover can be directly opened, the parents are taken out through the handles, and then the egg granules are taken out and transferred.
Compared with the prior art, the invention has the beneficial effects that: the invention realizes water circulation through the vertical water circulation module, avoids excrement generated by eggs and parents from gathering, promotes the excrement to subside below the egg granule isolating screen layer, realizes the extraction of the excrement generated by the parents which subside below the egg granule isolating screen layer by adopting the dirt-removing and/or water-changing combined module, discharges the excrement out of the culture container main body, and can inject clean culture water into the culture container main body through the dirt-removing and/or water-changing combined module after finishing the excrement discharge The functions of water changing, egg collecting and the like are integrated, the growth speed of copepods is effectively improved, and the quality and the yield of copepods are stabilized.
The multifunctional integrated culture system for the egg-shedding copepods, which is provided by the technical scheme, overcomes the defects of the prior art, and is reasonable in design and convenient to operate.
Drawings
FIG. 1 is a schematic structural diagram of the multi-functional integrated culture system for the egg-free copepods of the present invention;
FIG. 2 is a top view of the parent isolation screen layer of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a top view of an egg isolation screen layer of the present invention;
FIG. 5 is a cross-sectional view B-B of FIG. 4;
figure 6 is a partial cross-sectional view of the outlet pipe of the present invention.
Description of reference numerals: 1-a culture container body; 101-a top cover; 102-a support base; 2-an electric pump; 201-a water inlet pipe; 202-a water outlet pipe; 3-a parent isolation screen layer; 301-a first screen layer; 302-a first via hole; 4-an egg granule isolating screen layer; 401-a second screen layer; 402-second via hole; 5-communicating a water pipe; 6-flexible rubber hose; 7-a handle; 8-a non-slip mat; 9-a magnetic ring; 10-a magnet; 11-a flow conductor; 11 a-an elastic cord; 11 b-flow guide projection.
Detailed Description
The invention is described in further detail below with reference to examples and figures:
example 1:
as shown in fig. 1-6, the multifunctional integrated breeding system for the egg-shedding type copepods comprises a breeding container body 1, wherein a vertical water circulation module and a combined dirt-removing and/or water-changing module are arranged in the breeding container body 1, a parent isolation sieve mesh layer 3 and an egg isolation sieve mesh layer 4 are arranged between the vertical water circulation module and the combined dirt-removing and/or water-changing module from top to bottom, and the mesh of the parent isolation sieve mesh layer 3 is larger than that of the egg isolation sieve mesh layer 4. The invention realizes that the upper layer water flow in the culture container body 1 is transmitted to the lower layer of the culture container body 1 to flow upwards through the vertical water circulation module to form water flow which is washed towards the egg granule isolating screen layer 4, so as to avoid the accumulation of excrement generated by the egg granules and the parents and promote the excrement to subside towards the lower part of the egg granule isolating screen layer 4, and also adopts the dirt cleaning and/or water changing combined module to realize the extraction of the excrement generated by the settled parents under the egg granule isolating screen layer 4 and discharge the excrement out of the culture container body 1, and can also inject clean culture water into the culture container body 1 through the dirt cleaning and/or water changing combined module after the excrement is discharged. Can quickly and accurately collect parent and egg grains, quickly and accurately clean the water without losing the egg grains and the parent, integrates the functions of cleaning, changing water, collecting eggs and the like of the copepods aquaculture water body, effectively improves the growth speed of the copepods, and stabilizes the quality and the yield of the copepods.
The upper end of the culture container body 1 is connected with a detachable top cover 101 in a matching manner, the bottom end of the culture container body is connected with a supporting seat 102 in a matching manner, supporting blocks are arranged on two sides of the lower surface of the supporting seat 102, and a magnet 10 is arranged in the middle of the supporting seat. Set up detachable top cap 101 and be convenient for regularly open top cap 101 and clear up or maintain in breeding container main part 1, and detachable top cap 101 is convenient for the assembly such as being connected or demolising of part and breeding container main part 1, and the setting up of supporting seat 102 makes breeding container main part 1 keep the horizontality, the supporting shoe that is equipped with can make supporting seat 102 and ground have certain space, be convenient for place magnet 10 and realize controlling the removal of the magnet circle 9 of intercommunication water pipe 5 tip in breeding container main part 1 through the displacement of magnet 10, the abluent region of manual control.
The supporting seat 102 is made of a magnetic permeable material, the magnetic permeable material is iron or cobalt or nickel, and the thickness of the contact part of the supporting seat 102 and the culture container body 1 is 1 cm-30 cm. The material and thickness of the support base 102 can control the movement of the magnet ring 9 communicated with the end part of the water pipe 5 in the culture container body 1 through the displacement of the magnet 10, and the cleaning area can be manually controlled.
The culture container body 1 is made of transparent glass or plastic. The breeding condition in the breeding container body 1 can be observed in real time by an operator or an experimenter, and whether copepods excrement accumulated below the egg granule isolating screen layer 4 reaches the pollution discharge standard or not can be observed, so that pollution discharge can be performed on the breeding container body 1 in time.
The vertical water circulation module comprises an electric pump 2 arranged above the breeding container body 1, the water inlet end of the electric pump 2 is connected with a water inlet pipe 201 arranged at the upper part in the breeding container body 1, the water outlet end of the electric pump 2 is connected with a water outlet pipe 202, the water outlet pipe is arranged below the egg granule isolating screen layer 4, and a net is arranged at the water inlet of the water inlet pipe 201. The mouth of pipe bending of outlet pipe 202 upwards corresponds with the mouth of pipe 201 of inlet tube, utilize electric pump 2 as the power supply, draw water to set up inlet tube 201 on breeding container main part 1 upper portion and make it carry to ovum grain isolation screen layer 4 to it, the mouth of pipe outflow water of outlet pipe 202 is to the excrement and urine or the bait residue of ovum isolation screen layer 4 top impact avoidance copepoda parenchyma excretion of footpod, pile up on ovum grain isolation screen layer 4 simultaneously with the ovum grain, the impact can make the excrement and urine or the bait residue of footpod parenchyma excretion, fall to below ovum grain isolation screen layer 4 like little algae and make things convenient for under the intercommunication water pipe 5 to its centralized processing.
The inner wall of the water outlet pipe 202 is provided with a flow guide group, the flow guide group comprises two flow guide bodies 11 which are oppositely arranged on the pipe wall of the water outlet pipe 202 and can slide up and down along the pipe wall, the flow guide bodies 11 are cone bodies, the cone angle alpha is 68-84 degrees, preferably 72 degrees, the cone tops of the two flow guide bodies 11 are connected through an elastic rope 11a, and hemispherical flow guide convex blocks 11b are arranged on the contact surfaces of the flow guide bodies 11 and water flow. The water level of the water inlet pipe 201 is higher than the water outlet of the water outlet pipe 202 in the process that the electric pump 2 pumps water through the water inlet pipe 201 and sends the water to the water outlet pipe 202, so that the water level has vertical fall, the flow speed of the water in the water outlet pipe 202 is increased under the action of the electric pump 2 and the action of the vertical fall, large impact force can be generated between the flow guide groups, so that the elastic rope 11a is stretched, the flow guide bodies 11 slide relative to the pipe wall 202, the distance between the two flow guide bodies 11 is enlarged, the water flow passing area is enlarged, the water circulation efficiency is improved, meanwhile, due to the arranged taper angle and the convex blocks 11b on the conical surface, the flow speed is continuously increased when the water flows through the flow guide bodies 11, but the flow speed is instantaneously reduced when the water flows through the flow guide groups, the water pressure of the water flows through the flow guide groups at a higher point, the, meanwhile, the carbon-nitrogen ratio in the water flow is changed continuously, the water flow can increase water bubbles in the water flow in the process of continuously passing through the flow guide group, the water flow containing a plurality of water bubbles is discharged from the water outlet pipe 202 to impact egg granules, copepod excrement, bait and the like, the water bubbles are broken when contacting with the egg granules, copepod excrement, bait and the like, so that the egg granules are quickly separated from the copepod excrement and bait, pollutants such as the excrement, the bait and the like generate floccules and fall below the egg granule isolating screen mesh layer 4 to be conveniently and intensively treated by the communicating water pipe 5, the growth speed of copepods is favorably improved, and the quality and the yield of the copepods are stabilized.
The combined module for cleaning and/or changing water comprises a communicating water pipe 5, one port of the communicating water pipe 5 is arranged outside the breeding container body 1, and the other port is arranged below the egg granule isolating screen layer 4 and provided with a magnet ring 9 and a brush. The movement of the magnet ring 9 at the end part of the communicating water pipe 5 in the culture container body 1 can be controlled through the displacement of the magnet 10, the cleaning area can be manually controlled, and the brush can further clean the bottom of the culture container body 1.
Parent isolation sieve net layer 3 includes the mesh screen main part corresponding with 1 internal diameter of breed container main part, and mesh screen main part middle part is first sieve mesh layer 301, and first sieve mesh layer 301 is hopper-shaped downward arch, and first sieve mesh layer 301 edge is equipped with handle 7, has seted up respectively in the mesh screen main part of first sieve mesh layer 301 both sides with outlet pipe 202, the first pipe hole 302 of crossing that communicates 5 apertures of water pipe and correspond, and mesh screen main part edge is equipped with slipmat 8. The setting of parent isolation sieve screen layer 3 can realize keeping apart the copepoda parent on breeding 1 upper portion of container main part, the parent mating is laid eggs the back, the egg grain passes the mesh screen and drops to the realization on egg grain isolation sieve screen layer 4 with the parent and the separation of egg grain, reduce the egg grain loss, the position of parent isolation sieve screen layer 3 for breeding 1 inner wall of container main part can be fixed in setting up of slipmat 8, the sieve screen layer 3 is kept apart to the prevention parent produces and slides, and can directly open top cap 101 when needs transfer the parent and directly take out the parent through handle 7 and shift.
The egg granule is kept apart screen layer 4 and is included the mesh screen main part corresponding with 1 internal diameter of breed container main part, and the mesh screen main part middle part is second screen layer 401, and second screen layer 401 is hourglass hopper-shaped downward arch, and second screen layer 401 edge is equipped with handle 7, has seted up respectively in the mesh screen main part of second screen layer 401 both sides with outlet pipe 202, the second that communicates 5 apertures of water pipe corresponds crosses pore 402, and mesh screen main part edge is equipped with slipmat 8. The egg isolation sieve layer 4 can trap the eggs on the egg isolation sieve layer 4, the eggs are separated from the parents, excrement and bait residues generated by the parents can fall below the egg isolation sieve layer 4 and are removed through the communicating water pipe 5, the top cover 101 can be directly opened when the eggs need to be transferred, the parents are taken out through the handle 7, and then the eggs are taken out for transfer.
Example 2:
the use method of the multifunctional integrated culture system for the egg-free copepods comprises the following steps: in this example, the mesh of the parent isolation mesh layer 3 is 100 meshes, and the mesh of the egg granule isolation mesh layer 4 is 200 meshes.
1) The parents are placed on an upper water layer, namely above the parent isolation screen layer 3, after the parents mate and lay eggs, the eggs pass through a first screen layer 301 with 100 meshes and fall to a middle water layer, namely a position between the parent isolation screen layer 3 and the egg isolation screen layer 4, and are blocked by a second screen layer 401 with 200 meshes and do not fall to the bottom of the culture container body 1; excrement and bait residues excreted by parents can penetrate through the two layers of mesh screens and fall to the bottom of the container, and can be removed by the dirt removing and water changing combined module;
2) when eggs and excrement are deposited at the bottoms of the parent isolation sieve layer 3 and the egg particle isolation sieve layer 4, the electric pump 2 can drive upper water flow to wash the bulges at the bottoms of the first and second sieve layers from bottom to top through the water inlet pipe 201 to disperse excrement deposition, so that the eggs fall to a middle water layer, and the excrement falls to the bottom of the container;
3) the dirt cleaning function of the dirt cleaning and/or water changing combined module is realized by matching the siphoning action of the communicating water pipe 5 with the magnet 10 at the bottom of the container, and the cleaned area can be manually controlled; the water level is reduced while the dirt is cleaned, and after the excrement is discharged, clean aquaculture water can be injected into the aquaculture container body 1 through the dirt cleaning and/or water changing combined module to improve the water level and achieve the purpose of water changing;
4) after a certain cultivation time, parents and eggs need to be transferred, the top cover 101 can be opened, the parent isolation sieve mesh layer 3 and the egg particle isolation sieve mesh layer 4 are lifted to the collection container, the transfer is completed quickly, and physical damage is reduced.
The flow guiding body 11 is a cone, and the taper angle α is not limited to 68 ° to 84 °, and may be 68 ° or 68.1 ° or 68.2 ° or 68.3 ° or 68.4 ° … … or 83.9 ° or 84 °.
The above embodiments are merely illustrative, and not restrictive, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the invention. Therefore, all equivalent technical solutions also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.
Claims (4)
1. Take off multi-functional integrated farming systems of ovum type copepod, including breeding container subject (1), breed container subject (1) in be equipped with perpendicular hydrologic cycle module, clear dirt and trade water composite module, its characterized in that: a parent isolation sieve mesh layer (3) and an egg granule isolation sieve mesh layer (4) are arranged between the vertical water circulation module and the combined module for cleaning and changing sewage from top to bottom, and the mesh of the parent isolation sieve mesh layer (3) is larger than that of the egg granule isolation sieve mesh layer (4); the upper end of the culture container main body (1) is connected with a detachable top cover (101) in a matching way, the bottom end of the culture container main body is connected with a supporting seat (102) in a matching way, supporting blocks are arranged on two sides of the lower surface of the supporting seat (102), and a magnet (10) is arranged in the middle of the supporting seat; the culture container main body (1) is made of transparent glass or plastic; the vertical water circulation module comprises an electric pump (2) arranged above the breeding container body (1), the water inlet end of the electric pump (2) is connected with a water inlet pipe (201) arranged at the upper part in the breeding container body (1), the water outlet end of the electric pump (2) is connected with a water outlet pipe (202) of which the water outlet is arranged below the egg granule isolating screen layer (4), and a net coat is arranged at the water inlet of the water inlet pipe (201); the inner wall of the water outlet pipe (202) is provided with a flow guide group, the flow guide group comprises two flow guide bodies (11) which are oppositely arranged on the pipe wall of the water outlet pipe (202) and can slide up and down along the pipe wall, each flow guide body (11) is a cone, the cone angle alpha is 68-84 degrees, the conical tops of the two flow guide bodies (11) are connected through an elastic rope (11 a), and hemispherical flow guide convex blocks (11 b) are arranged on the contact surfaces of the flow guide bodies (11) and water flow.
2. The multifunctional integrated delirium-type copepod farming system according to claim 1, wherein: the combined module for cleaning and changing water comprises a communicating water pipe (5), one port of the communicating water pipe (5) is arranged outside the breeding container body (1), and the other port is arranged below the egg granule isolating screen mesh layer (4) and is provided with a magnet ring (9) and a brush.
3. The multifunctional integrated delirium-type copepod farming system according to claim 2, wherein: parent isolation sieve net layer (3) include with breed the corresponding mesh screen main part of container main part (1) internal diameter, mesh screen main part middle part be first sieve net layer (301), first sieve net layer (301) be and leak hopper-shaped downward arch, first sieve net layer (301) edge is equipped with handle (7), set up respectively in the mesh screen main part of first sieve net layer (301) both sides and pass through hole (302) that correspond with outlet pipe (202), intercommunication water pipe (5) aperture, mesh screen main part edge be equipped with slipmat (8).
4. The multifunctional integrated delirium-type copepod farming system according to claim 2, wherein: egg granule isolation sieve net layer (4) include with breed the corresponding mesh screen main part of container main part (1) internal diameter, mesh screen main part middle part be second sieve net layer (401), second sieve net layer (401) be and leak hopper-shaped downward arch, second sieve net layer (401) edge is equipped with handle (7), set up respectively in the mesh screen main part of second sieve net layer (401) both sides and cross pore (402) with outlet pipe (202), the second that communicates water pipe (5) aperture corresponds, mesh screen main part edge be equipped with slipmat (8).
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| KR20120119501A (en) * | 2011-04-21 | 2012-10-31 | 이수생 | Separate collection apparatus for antipollusion of fish holding farm water and separate collection method thereof |
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