CN112655638A - Diwang crab integrated recirculating aquaculture device - Google Patents
Diwang crab integrated recirculating aquaculture device Download PDFInfo
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- CN112655638A CN112655638A CN202011550538.1A CN202011550538A CN112655638A CN 112655638 A CN112655638 A CN 112655638A CN 202011550538 A CN202011550538 A CN 202011550538A CN 112655638 A CN112655638 A CN 112655638A
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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
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
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- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The invention discloses an empire crab integrated circulating water culture device which comprises a culture barrel, a water purification device and a water chiller, wherein the bottom of the culture barrel is communicated with a water inlet of the water purification device, a water inlet of the culture barrel is communicated with an outlet of the water chiller, and a water outlet of the water purification device is communicated with a water inlet of the water chiller. The invention provides an imperial crab integrated circulating water culture device which can provide a suitable temporary culture environment for imperial crabs, ensure the activity of the imperial crabs to treat water discharged from a culture bucket and recycle water resources.
Description
Technical Field
The invention relates to the technical field of aquaculture, in particular to an imperial crab integrated circulating water aquaculture device.
Background
Diwang crab is a kind of large crustacean, the adult weight is 1-15kg, and it inhabits in deep sea low temperature water area environment. The Diwang crab is rich in nutrient substances such as protein, lipid and the like, and becomes a sea fishing product with gradually increased domestic market demand due to beautiful appearance and delicious meat quality. At present, the King crabs on the market in China are imported from foreign countries. The foreign fishing of the king crabs is seasonal fishing and has strict quota limitation. Because the Diwang crabs have higher requirements on water quality, the Diwang crabs are difficult to foster for a long time, so that a stable supply source cannot be formed, and the supply in China markets all year round is realized. In the prior art, the empire crabs are placed in a conventional culture pond for temporary culture, the environment of the empire crabs is not necessarily suitable for the empire crabs, and the activity of the empire crabs can be reduced or the empire crabs can die.
Chinese patent application publication No. CN102356760B, published as 04 and 15 days 2012, entitled "method for constructing circulating water system for culturing shrimp and crab ponds", discloses a method for constructing circulating water system for culturing shrimp and crab ponds, which comprises the following steps: the method comprises the steps of constructing a shrimp and crab recirculating aquaculture system and circulating water; the shrimp and crab recirculating aquaculture system consists of a water inlet pump, a circulating ditch, a water baffle, a shrimp and crab aquaculture pond and waterweeds; an asymmetrical first water baffle is arranged in the circulating ditch, a second water baffle is arranged in the shrimp and crab culture pond, one end of the shrimp and crab culture pond is connected with the circulating ditch, and aquatic plants are planted in the circulating ditch and the shrimp and crab culture pond; in the circulating flow process, the water is absorbed by waterweeds, decomposed by microorganisms and aerated naturally to obtain wetland purified water which flows into a pond for shrimp and crab culture. However, the breeding method and the device in the patent are not designed for the King crabs and are not suitable for the King crab breeding.
Disclosure of Invention
The invention provides an imperial crab integrated circulating water culture device, aiming at overcoming the defects that the imperial crab temporary culture equipment is few and the temporary culture environment is not suitable for the survival of the imperial crabs in the prior art, and the device can provide the imperial crab suitable temporary culture environment, ensure the activity of the imperial crabs, treat water discharged from a culture barrel and circularly use water resources.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a monarch crab integration recirculating aquaculture device, includes breeds bucket, water purification installation and cold water machine, breed the bottom of bucket and water purification installation's water inlet intercommunication, breed the water inlet of bucket and the export intercommunication of cold water machine, water purification installation's delivery port and the water inlet intercommunication of cold water machine.
Among the above-mentioned technical scheme, water purification installation is used for purifying, handles the circulating water, and the cold water machine is used for providing cold water, makes the temperature of breeding in the bucket keep 5~8 ℃. The Diwang crabs grow on the seabed of deep sea and are fond of darkness, so that the temporarily-cultured water tank adopts shading cloth, and the light in the culture room is kept dark. Feeding scallop or clam meat every two days during the temporary rearing period. Temporary rearing conditions of Diwang crabs: the water level is 30-40 cm, the density is 6-8 kilograms per square meter, the water temperature is 5-8 ℃, the salinity is 30-33 per thousand, the dissolved oxygen is more than or equal to 5mg/L, the ammonia nitrogen is less than or equal to 0.3mg/L, and the nitrite nitrogen is less than or equal to 0.3 mg/L. The bottom of the breeding barrel is provided with an air outlet of an aerator.
Preferably, the water purification apparatus comprises a filter part and a biological treatment part, wherein the filter part and the bottom of the biological treatment part are separated by a partition plate, and the filter part is communicated with the upper part of the biological treatment part. The structure can carry out filtration and microbiological treatment on water discharged from the culture bucket.
Preferably, the filter part is provided with a quartz sand filter layer and an active carbon filter layer, and the quartz sand filter layer is arranged at the front end of the active carbon filter layer. Solid particles in water can be filtered by the quartz sand filter layer and the activated carbon filter layer and are left in the filter part, and the filtered water enters the biological treatment part.
Preferably, the biological filler is arranged at the middle upper part of the biological treatment part, and the aeration disc is arranged at the bottom of the biological treatment part. Circulating water is treated by microorganisms attached to the biological filler and then enters the water chiller through a circulating water pipeline.
Preferably, a drain pipe is arranged at the bottom of the filtering part, and a valve is arranged on the drain pipe. The valve on the drain pipe is opened periodically, so that the excrement and the residual bait can be discharged out of the filtering part.
Preferably, a circulating pump is arranged on a connecting pipe of the water cooler and the cultivation barrel. The structure is convenient for circulating water to circulate.
Preferably, a valve is arranged on a connecting pipe between the water purification device and the culture barrel.
Preferably, the lower part of the breeding barrel is provided with a filter screen disc. The filter screen disc is made of HDPE materials, the diameter of each filter hole is 1-1.5 cm, and excrement and residual bait in the breeding process can pass through the filter screen disc.
Preferably, the bottom of the breeding barrel is of a conical structure, the water outlet of the breeding barrel is arranged at the bottom of the conical structure, and the water outlet of the breeding barrel is communicated with the water inlet of the water purifying device. The conical structure is convenient for excrement and residual bait at the bottom of the cultivation barrel to enter the water purification device through the water outlet.
Preferably, the filter screen disc is connected with the breeding barrel in a sliding mode, the breeding barrel is provided with a lifting driving device, the lifting driving device drives the filter screen disc to move up and down, and a drain outlet is formed in the bottom of the breeding barrel. When the aperture of the filter holes of the filter screen disc is too large, food is easy to directly drop, and crab legs of the King crabs are easy to block in the filter holes, so that the movement of the King crabs is influenced, the food intake of the King crabs is influenced, and the activity of the King crabs is influenced. When the aperture of the filter holes of the filter screen disc is too small, excrement and residual bait are not easy to drop, the filter holes are easily plugged, and a good filtering effect cannot be achieved. In the above technical scheme, the problem can be solved by the lifting of the filter screen disc. When the filter screen disc is positioned at the bottom, food can not fall off, crab legs can not be clamped out, and when the filter screen disc rises, excrement and residual bait fall below the filter screen disc and are discharged through a sewage discharge outlet. The filter screen disc rises for a period of time and then descends again, and the feeding time and the sewage discharge time can be staggered. The plug and the baffle are fixed on the filter screen disc, when the filter screen disc rises, the plug is opened, the baffle blocks the water outlet, when the filter screen disc descends, the plug plugs the sewage discharge port, and the water outlet is opened. The water outlet of the culture barrel is 5-10CM away from the ground. The lifting driving device can be a driving mechanism such as an air cylinder, a screw nut structure and the like.
Preferably, the bottom of the cultivation barrel is provided with a material pouring plate, one side of the material pouring plate is hinged to the cultivation barrel, the other side of the cultivation barrel is provided with a connection rope, the connection rope is connected with the filter screen disc, and the drain outlet is close to one side of the material pouring plate hinged to the cultivation barrel. The structure can enable the dumping plate to incline when the filter screen is lifted, so that the excrement and the residual bait slide to the accessory of the sewage discharge hole and are convenient to discharge. When the filter screen disc descends, the material pouring plate is contacted with the bottom of the filter screen disc, and the crab legs are prevented from passing through the material pouring plate.
Preferably, the material pouring plate comprises a middle plate and two side plates, the side plates are arranged on two sides of the middle plate, the middle plate is hinged to the culture barrel, the side plates are hinged to the middle plate, a connecting rope is arranged on the side plates, and the connecting rope is connected with the filter screen disc above the connecting rope. The structure further enhances the dumping effect.
The invention has the beneficial effects that: (1) can provide a suitable temporary culture environment for the King crabs and ensure the activity of the King crabs; (2) the water discharged from the breeding barrel is treated, and the water resource is recycled.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view showing the structure of a cultivating barrel in embodiment 2;
fig. 3 is a schematic structural view of a material pouring plate in embodiment 2.
In the figure: breeding barrel 1, filter screen disc 1.1, conical structure 1.2, lifting drive device 1.3, material pouring plate 1.4, intermediate plate 1.4.1, side plate 1.4.2, connecting rope 1.5, plug 1.6, baffle 1.7, drain 1.8, water purification device 2, filter part 2.1, quartz sand filter layer 2.1.1, active carbon filter layer 2.1.2, biological treatment part 2.2, biological filler 2.2.1, aeration disc 2.2.2, drain 2.3, partition 2.4, water cooler 3, valve 4 and circulating pump 5.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments.
Example 1:
as shown in figure 1, the Diwang crab integrated circulating water aquaculture device comprises an aquaculture barrel 1, a water purification device 2 and a water chiller 3, wherein the bottom of the aquaculture barrel 1 is communicated with a water inlet of the water purification device 2, a water inlet of the aquaculture barrel 1 is communicated with an outlet of the water chiller 3, and a water outlet of the water purification device 2 is communicated with a water inlet of the water chiller 3. The water purification device 2 comprises a filter part 2.1 and a biological treatment part 2.2, the bottoms of the filter part 2.1 and the biological treatment part 2.2 are separated by a partition plate 2.4, and the upper parts of the filter part 2.1 and the biological treatment part 2.2 are communicated; the filter part 2.1 is provided with a quartz sand filter layer 2.1.1 and an active carbon filter layer 2.1.2, and the quartz sand filter layer 2.1.1 is arranged at the front end of the active carbon filter layer 2.1.2; a drain pipe 2.3 is arranged at the bottom of the filter part 2.1, and a valve 4 is arranged on the drain pipe 2.3; the middle upper part of the biological treatment part 2.2 is provided with biological filler 2.2.1, and the bottom of the biological treatment part 2.2 is provided with an aeration disc 2.2.2. A circulating pump 5 is arranged on a connecting pipe of the water cooler 3 and the breeding barrel 1. A valve 4 is arranged on a connecting pipe of the water purifying device 2 and the breeding barrel 1. The lower part of the breeding barrel 1 is provided with a filter screen disc 1.1.
Among the above-mentioned technical scheme, water purification installation 2 is used for purifying, handles the circulating water, and cold water machine 3 is used for providing cold water, makes the temperature of breeding in 1 bucket keep 5~8 ℃. The Diwang crabs grow on the seabed of deep sea and are fond of darkness, so that the temporarily-cultured water tank adopts shading cloth, and the light in the culture room is kept dark. Feeding scallop or clam meat every two days during the temporary rearing period. Temporary rearing conditions of Diwang crabs: the water level is 30-40 cm, the density is 6-8 kilograms per square meter, the water temperature is 5-8 ℃, the salinity is 30-33 per thousand, the dissolved oxygen is more than or equal to 5mg/L, the ammonia nitrogen is less than or equal to 0.3mg/L, and the nitrite nitrogen is less than or equal to 0.3 mg/L. The bottom of the breeding barrel 1 is provided with an air outlet of an aerator. The Diwang crabs are cultured in the water purification device 1, and the produced excrement and residual bait pass through the filter screen disc 1.1 together with the water body, are gathered at the bottom of the culturing barrel 1 and enter the water purification device 2 through a circulating water pipeline; excrement and residual bait cannot pass through the quartz sand filter layer and are left at the bottom of the water treatment tank, and the valve 4 on the sewage discharge pipe 2.3 is periodically opened to discharge the excrement and the residual bait out of the culture system; soluble organic matters and circulating water enter an aeration tank through a quartz sand filter layer and an active carbon filter layer 2.1.2, and are treated by microorganisms attached to a biological filler 2.2.1, and then the circulating water enters a water cooler 3 through a circulating water pipeline; after the water body is cooled to 5-8 ℃ by the water cooler 3, the culture water returns to the culture barrel 1 through a circulating pipeline.
Example 2:
as shown in fig. 1, on the basis of embodiment 1, the bottom of the cultivation barrel 1 is a conical structure 1.2, the water outlet of the cultivation barrel 1 is arranged at the bottom of the conical structure 1.2, and the water outlet of the cultivation barrel 1 is communicated with the water inlet of the water purification device 2. The conical structure 1.2 is convenient for the excrement and the residual bait at the bottom of the breeding barrel 1 to enter the water purification device 2 through the water outlet.
Example 3:
as shown in fig. 2, on the basis of embodiment 1, the filter screen disc 1.1 is slidably connected to the cultivation barrel 1, the cultivation barrel 1 is provided with a lifting driving device 1.3, the lifting driving device 1.3 drives the filter screen disc 1.1 to move up and down, and the bottom of the cultivation barrel 1 is provided with a sewage outlet 1.8. Breed the bottom of bucket 1 and be equipped with down flitch 1.4, the one side of falling flitch 1.4 is articulated with breeding bucket 1, is equipped with on the opposite side of breeding bucket 1 and connects rope 1.5, connects rope 1.5 and is connected with filter screen dish 1.1, and drain 1.8 is close to down flitch 1.4 and breeds bucket 1 articulated one side. As shown in fig. 3, the material pouring plate 1.4 comprises a middle plate 1.4.1 and two side plates 1.4.2, the side plates 1.4.2 are arranged at two sides of the middle plate 1.4.1, the middle plate 1.4.1 is hinged with the cultivation barrel 1, the side plates 1.4.2 are hinged with the middle plate 1.4.1, the side plates 1.4.2 are provided with connecting ropes 1.5, and the connecting ropes 1.5 are connected with the filter screen disc 1.1 above.
When the aperture of the filter holes of the filter screen disc 1.1 is too large, food is easy to directly drop, and crab legs of the king crabs are easy to block in the filter holes, so that the movement of the king crabs is influenced, the food intake of the king crabs is influenced, and the activity of the king crabs is influenced. When the aperture of the filter holes of the filter screen disc 1.1 is too small, excrement and residual bait are not easy to drop, the filter holes are easily plugged, and a good filtering effect cannot be achieved. And large-particle solids enter the purifier and are easy to cause blockage of the water purifier 2, so that the service life of the purifier is shortened. In the above technical scheme, the above problems can be solved by the lifting of the filter screen disc 1.1. When the filter screen disc 1.1 is positioned at the bottom, food can not fall off, crab legs can not be blocked out, and when the filter screen disc 1.1 rises, excrement and residual bait fall below the filter screen disc 1.1 and are discharged through the sewage outlet 1.8. The filter screen disc 1.1 is lifted for a period of time and then descends again, and the feeding time and the pollution discharge time can be staggered. The plug 1.6 and the baffle 1.7 are fixed on the filter screen disc 1.1, the plug 1.6 is opened when the filter screen disc 1.1 rises, the baffle 1.7 blocks the water outlet, and the plug 1.6 plugs the sewage outlet 1.8 and the water outlet is opened when the filter screen disc 1.1 descends. The water outlet of the cultivating barrel 1 is 5-10CM away from the ground. The material pouring plate 1.4 can incline the material pouring plate 1.4 when the filter screen disc 1.1 is lifted, so that the excrement and the residual bait slide to the accessory of the sewage discharge hole and are convenient to discharge. When the filter screen disc 1.1 descends, the material pouring plate 1.4 is contacted with the bottom of the filter screen disc 1.1, so that the crab legs are prevented from passing through.
The invention has the beneficial effects that: (1) can provide a suitable temporary culture environment for the King crabs and ensure the activity of the King crabs; (2) the water discharged from the breeding barrel is treated, and the water resource is recycled.
Claims (10)
1. The integrated water circulating culture device for the Diwang crabs is characterized by comprising a culture barrel, a water purifying device and a water chiller, wherein the bottom of the culture barrel is communicated with a water inlet of the water purifying device, a water inlet of the culture barrel is communicated with an outlet of the water chiller, and a water outlet of the water purifying device is communicated with a water inlet of the water chiller.
2. The integrated water-circulating aquaculture device for Diwang crabs as claimed in claim 1, wherein the water purification device comprises a filter part and a biological treatment part, the bottom parts of the filter part and the biological treatment part are separated by a partition plate, and the filter part is communicated with the upper part of the biological treatment part.
3. The integrated water-circulating aquaculture device for Diwang crabs as claimed in claim 2, wherein the filter part is provided with a quartz sand filter layer and an active carbon filter layer, and the quartz sand filter layer is arranged at the front end of the active carbon filter layer.
4. The integrated water-circulating aquaculture device of Diwang crabs as claimed in claim 2, wherein the biological filler is arranged at the middle upper part of the biological treatment part, and the aeration disc is arranged at the bottom of the biological treatment part.
5. The integrated water-circulating aquaculture device for the king crabs as claimed in claim 1, 2, 3 or 4, wherein a drain pipe is arranged at the bottom of the filtering part, and a valve is arranged on the drain pipe.
6. The integrated water-circulating aquaculture device for Diwang crabs of claim 1, 2, 3 or 4, wherein the lower part of the aquaculture barrel is provided with a filter screen disc.
7. The Diwang crab integrated recirculating aquaculture device as claimed in claim 6, wherein the bottom of the aquaculture barrel is of a conical structure, the water outlet of the aquaculture barrel is arranged at the bottom of the conical structure, and the water outlet is communicated with the water inlet of the water purification device.
8. The Diwang crab integrated recirculating aquaculture device as claimed in claim 6, wherein said filter screen disc is slidably connected with the aquaculture barrel, the aquaculture barrel is provided with a lifting driving device, the lifting driving device drives the filter screen disc to move up and down, and the bottom of the aquaculture barrel is provided with a sewage outlet.
9. The Diwang crab integrated recirculating aquaculture device as claimed in claim 8, wherein a material pouring plate is arranged at the bottom of the aquaculture barrel, one side of the material pouring plate is hinged with the aquaculture barrel, a connecting rope is arranged at the other side of the aquaculture barrel and connected with the filter screen disc, and a sewage discharge outlet is close to one side of the material pouring plate hinged with the aquaculture barrel.
10. The Diwang crab integrated recirculating aquaculture device of claim 9, wherein the pouring plate comprises a middle plate and two side plates, the side plates are arranged on two sides of the middle plate, the middle plate is hinged with the aquaculture barrel, the side plates are hinged with the middle plate, the side plates are provided with connecting ropes, and the connecting ropes are connected with the filter screen discs above the connecting ropes.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011550538.1A CN112655638A (en) | 2020-12-24 | 2020-12-24 | Diwang crab integrated recirculating aquaculture device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011550538.1A CN112655638A (en) | 2020-12-24 | 2020-12-24 | Diwang crab integrated recirculating aquaculture device |
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| CN112655638A true CN112655638A (en) | 2021-04-16 |
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| CN202011550538.1A Pending CN112655638A (en) | 2020-12-24 | 2020-12-24 | Diwang crab integrated recirculating aquaculture device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113303254A (en) * | 2021-06-17 | 2021-08-27 | 浙江省海洋水产研究所 | Closed type circulating fry rearing device and method applied to laboratory |
| CN114208750A (en) * | 2021-12-15 | 2022-03-22 | 广西壮族自治区水产科学研究院 | Breed water circulating system |
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| CN102812918A (en) * | 2011-06-07 | 2012-12-12 | 华中农业大学 | Low-temperature keep-alive transporter for freshwater fishes |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113303254A (en) * | 2021-06-17 | 2021-08-27 | 浙江省海洋水产研究所 | Closed type circulating fry rearing device and method applied to laboratory |
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| CN114208750A (en) * | 2021-12-15 | 2022-03-22 | 广西壮族自治区水产科学研究院 | Breed water circulating system |
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Application publication date: 20210416 |