CN110741997A - Can abandon still water and raise fish ecosystem who endangers - Google Patents
Can abandon still water and raise fish ecosystem who endangers Download PDFInfo
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- CN110741997A CN110741997A CN201810740221.0A CN201810740221A CN110741997A CN 110741997 A CN110741997 A CN 110741997A CN 201810740221 A CN201810740221 A CN 201810740221A CN 110741997 A CN110741997 A CN 110741997A
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- 241000251468 Actinopterygii Species 0.000 title claims abstract description 98
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 74
- 239000010865 sewage Substances 0.000 claims abstract description 74
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000001301 oxygen Substances 0.000 claims abstract description 29
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 29
- 241000196324 Embryophyta Species 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000007667 floating Methods 0.000 claims abstract description 12
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 238000000354 decomposition reaction Methods 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 239000005416 organic matter Substances 0.000 claims description 8
- 238000009395 breeding Methods 0.000 claims description 4
- 230000001488 breeding effect Effects 0.000 claims description 4
- 244000207740 Lemna minor Species 0.000 claims description 3
- 235000006439 Lemna minor Nutrition 0.000 claims description 3
- 235000001855 Portulaca oleracea Nutrition 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 239000002699 waste material Substances 0.000 claims description 2
- 230000002706 hydrostatic effect Effects 0.000 claims 3
- 235000007164 Oryza sativa Nutrition 0.000 abstract description 11
- 235000009566 rice Nutrition 0.000 abstract description 11
- 241000195493 Cryptophyta Species 0.000 abstract description 4
- 240000007594 Oryza sativa Species 0.000 abstract 1
- 241000209094 Oryza Species 0.000 description 10
- 239000007789 gas Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000009372 pisciculture Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000008676 import Effects 0.000 description 3
- 238000005273 aeration Methods 0.000 description 2
- 238000009360 aquaculture Methods 0.000 description 2
- 244000144974 aquaculture Species 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 210000003608 fece Anatomy 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
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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
- A01K63/003—Aquaria; Terraria
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/20—Cereals
- A01G22/22—Rice
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/80—Feeding devices
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/003—Aquaria; Terraria
- A01K63/006—Accessories for aquaria or terraria
-
- 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
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Botany (AREA)
- Zoology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a fish culture ecosystem capable of abandoning the harm of still water culture, and solves the problems that in the prior art, the fish culture in still water causes pollution to water quality, healthy growth of fish is not facilitated, time and labor are wasted when sewage is discharged from a fish culture pond, the culture quality is influenced, the feed is difficult to put in, and the oxygen content in the fish culture pond is low. The invention comprises a fishpond, an anaerobic pond, a rice field, a reservoir, a first ditch, a second ditch, a third ditch and a fourth ditch, floating aquatic plants, a feed putting device, a feed hopper, a feed conveying pipe, an oxygen filling opening, an oxygen conveying hose, a sewage discharging mechanism, a sewage collecting device and a sewage discharging device. The fishpond is communicated with the paddy field, and meanwhile, an anaerobic pond and a reservoir are arranged between the fishpond and the paddy field, wherein the anaerobic pond is used for decomposing algae corpses, residual baits, excrement, fish shells, dead fish and the like, so that the water quality can be effectively purified, the reservoir can keep the water quality of the fishpond to flow at any time, the harm of fish culture in still water can be effectively eliminated, fish feed can be conveniently put in, and the oxygen content in the fishpond can be effectively improved.
Description
Technical Field
The invention relates to a fish-farming ecosystem which can eliminate the harm of still water feeding.
Background
In the aquaculture industry, the fish farming method has the best effect of fish farming, and has the advantages of fast growth, high value, low bait cost, capability of stocking twice a year and income in the same year. Therefore, fish farming plays an important role throughout the aquaculture industry. With the continuous improvement of fish culture technology, a high-density intensive fish culture mode becomes a current main culture mode.
The water in the existing fishpond is still water, the quality of the water is worse and worse along with the growth of fishes, the fishes are easy to die, and a large amount of pollutants are deposited around a middle sewage outlet at the bottom of the fishpond in the breeding process due to high breeding density. These contaminants include: the water quality is deteriorated due to the accumulation of a large amount of pollutants such as algae corpses, residual baits, feces, fish shells, dead fishes and the like, and the healthy growth of the fishes is not facilitated.
Meanwhile, in the prior art, the feed is manually thrown in the feeding process of the fish pond, the time and the labor are wasted, the fish density in the fish pond is high, the oxygen content in water in the fish pond is low, and the growth of the fish is not facilitated.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a can abandon still water and raise the fish ecosystem who endangers, solve prior art and adopt still water to breed fish and can cause the pollution to quality of water, be unfavorable for the healthy growth of fish, the problem that the waste time and energy that exist when breeding the fish pond blowdown, influence the breed quality, the fodder is put in trouble and is bred the pond in oxygen content low.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
can abandon still water and raise fish ecosystem who endangers, including fish pond, anaerobism pond, paddy field and cistern, fish pond with seted up the rivers direction between the anaerobism pond and followed fish pond extremely the first ditch of anaerobism pond, anaerobism pond with be equipped with the rivers direction between the paddy field and follow the anaerobism pond extremely the second ditch of paddy field, be equipped with the rivers direction between paddy field and the cistern and follow the paddy field extremely the third ditch of cistern, the cistern with set up the rivers direction between the fish pond and follow the cistern extremely the fourth ditch of fish pond, the anaerobism pond is being close to on the surface of water the second ditch department and is planted floating aquatic plant to the area of floating aquatic plant on the surface of water of anaerobism pond accounts for 15% of the total surface of water area of anaerobism pond, the sewage import of anaerobism pond is located the bottom of anaerobism pond, the outlet of the first ditch is connected with the sewage inlet of the anaerobic tank, the depth of the anaerobic tank is 3.5m-3.9m, the depth of the paddy field is 0.4m, and the depth of the reservoir is 2.5 m;
a sewage discharge mechanism is arranged in the fish pond, and comprises a sewage collection device arranged on the wall of the fish pond and a sewage discharge device arranged at the bottom of the fish pond; the sewage collecting device comprises a bracket, a microporous pipe fixed on the bracket, a gas conveying pipe communicated with the microporous pipe, and a gas conveying device connected with the gas conveying pipe; the sewage draining device comprises a basin-shaped main body, a sewage draining hole is formed in the side wall of the basin-shaped main body, a sewage draining outlet is formed in the bottom plate of the basin-shaped main body, a cover plate is formed on the sewage draining outlet, a pull rope is formed on the cover plate, the cover plate is provided with a sewage draining position for opening the sewage draining outlet under the pulling force of the pull rope and a blocking position for covering the sewage draining outlet after the pulling force of the pull rope disappears, the sewage draining mechanism further comprises a pulley for winding the pull rope, the cover plate is hinged with the bottom plate of the basin-shaped main body through a hinge component and connected with the bottom plate through an elastic component, and the elastic component is provided with a stretching position when the cover plate is located at the sewage draining position;
the top of the fish pond is provided with at least one feed feeding device, the feed feeding device comprises a feed hopper positioned above the side of the fish pond and a feed conveying pipe fixed at the bottom of the feed hopper and extending into the fish pond, and an included angle of 30-60 degrees is formed between the feed conveying pipe and the horizontal plane; an oxygen injection port is formed in the bottom of the fish pond, an oxygen hose is connected to the oxygen injection port, and the free end of the oxygen hose is connected with external feeding equipment and used for conveying high-concentration oxygen to the fish pond;
the water depth of the first ditch, the second ditch, the third ditch and the fourth ditch is 0.9m, and the bottom of the first ditch, the second ditch and the third ditch is provided with an organic matter decomposition section with the water depth of 3 m.
Further, a valve is arranged on the gas conveying pipe.
Furthermore, floating aquatic plants are planted in the organic matter decomposition section.
Further, the floating aquatic plant is duckweed.
Furthermore, the feed conveying pipe and the horizontal plane form an included angle of 45 degrees.
Compared with the prior art, the invention has the following beneficial effects:
the invention has simple structure, scientific and reasonable design and convenient use, the fish pond is communicated with the paddy field, and the anaerobic pond and the reservoir are arranged between the fish pond and the paddy field, the anaerobic pond is used for decomposing algae corpses, residual baits, excrement, fish shells, dead fish and the like, so that the water quality can be effectively purified, the reservoir can keep the water quality of the fish pond to flow at any time, and the harm of fish culture in still water can be effectively eliminated.
The deep-water anaerobic pond and the rice field are combined to form an ecological system, sewage generated in the traditional fish culture pond is purified through the anaerobic decomposition of the deep-water anaerobic pond and the aeration function of the rice field, the purification effect is good, and the deep-water anaerobic pond can be used for replacing high-cost sewage purification equipment.
When the sewage draining mechanism is applied to the fish pond, the air outlet of the microporous pipe in the sewage collecting device can be used for pushing a water body in the fish pond to rotate, so that the discharged materials such as residual bait, excrement, fish skin and the like in the fish pond are driven to the bottom of the fish pond where the sewage draining device is located by the rotating water flow, the discharged materials are prevented from accumulating in the fish pond and cannot be thoroughly cleaned, the whole sewage draining process does not need manual operation, and the sewage draining mechanism is simple and labor-saving; moreover, the driving force of the microporous tube to the water body is small, so that the fry cannot be disturbed and the water body is muddy, and the water body which rotates slowly is favorable for the robust growth of the fry; the sewage discharge hole in the sewage discharge device is utilized to discharge small emissions such as residual bait, excrement and the like out of the fish pond in time, and large emissions such as fish skin, dead fish and the like accumulated in the sewage discharge device can be discharged out of the fish pond through the sewage discharge port by pulling up the cover plate outside the fish pond through the pull rope, so that the emissions are thoroughly removed; in addition, the operation of entering the fish pond is not needed in the sewage discharge process, the operation is simple and convenient, the labor is saved, the efficiency is high, the fry and the water body are not disturbed, and the culture quality and the water quality are not influenced by the sewage discharge.
The fish feeding device can conveniently feed fish feed, save the labor cost for fish culture, effectively improve the oxygen content in the fish culture pond and improve the fish culture efficiency.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic structural view of the organic matter decomposition section according to the present invention.
Fig. 3 is a schematic structural view of the fish pond assembly sewage draining mechanism of the invention.
FIG. 4 is a schematic structural view of the sewage collecting device of the present invention.
Fig. 5 is a schematic view of the structure of the sewage draining device of the present invention.
Fig. 6 is a schematic view showing the construction of the feed supply pipe of the fishpond of the present invention.
Wherein, the names corresponding to the reference numbers are:
1-a fishpond, 2-an anaerobic pond, 3-a rice field, 4-a water storage tank, 5-a first canal, 6-a second canal, 7-a third canal, 8-a fourth canal, 9-an organic matter decomposition section, 10-a sewage collection device, 11-a sewage discharge device, 12-a bracket, 13-a microporous pipe, 14-an air pipe, 15-a basin-shaped main body, 16-a sewage discharge outlet, 17-a cover plate, 18-a pull rope, 19-a valve, 20-a feed putting device, 21-a feed hopper, 22-a feed conveying pipe, 23-an oxygen injection port and 24-an oxygen conveying hose.
Detailed Description
The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.
As shown in fig. 1-6, the fish-farming ecosystem which can eliminate the harm of still water feeding has the advantages of simple structure, scientific and reasonable design and convenient use, the fish pond is communicated with the paddy field, and an anaerobic pond and a reservoir are arranged between the fish pond and the paddy field, wherein the anaerobic pond is used for decomposing algae corpses, residual baits, feces, fish shells, dead fish and the like, so that the water quality can be effectively purified, the reservoir can keep the water quality of the fish pond to flow at any time, and the harm of still water fish feeding can be effectively eliminated. The invention comprises a fishpond 1, an anaerobic pond 2, a rice field 3 and a reservoir 4, wherein a first ditch 5 with the water flow direction from the fishpond 1 to the anaerobic pond 2 is arranged between the fishpond 1 and the anaerobic pond 2, a second ditch 6 with the water flow direction from the anaerobic pond 2 to the rice field 3 is arranged between the anaerobic pond 2 and the rice field 3, a third ditch 7 with the water flow direction from the rice field 3 to the reservoir 4 is arranged between the rice field 3 and the reservoir 4, a fourth ditch 8 with the water flow direction from the reservoir 4 to the fishpond 1 is arranged between the reservoir 4 and the fishpond 1, floating aquatic plants are planted on the water surface of the anaerobic pond 2 at the position close to the second ditch 6, and the area of the floating aquatic plants planted on the water surface of the anaerobic pond 2 accounts for 15 percent of the total water surface area of the anaerobic pond 2, the sewage import in anaerobism pond 2 is located the bottom in anaerobism pond 2, the export of first ditch 5 with the sewage import in anaerobism pond 2 is connected, the depth of water in anaerobism pond 2 is 3.5m-3.9m, paddy field 3 depth of water is 0.4m, the depth of water in cistern 4 is 2.5 m.
According to the invention, the water depth of the first ditch 5, the second ditch 6, the third ditch 7 and the fourth ditch 8 is 0.9m, the bottom of the first ditch 5, the second ditch 6 and the third ditch 7 is provided with an organic matter decomposition section 9 with the water depth of 3m, floating aquatic plants are planted in the organic matter decomposition section 9, and the floating aquatic plants are preferably duckweeds.
The deep-water anaerobic pond and the rice field are combined to form an ecological system, sewage generated in the traditional fish culture pond is purified through the anaerobic decomposition of the deep-water anaerobic pond and the aeration function of the rice field, the purification effect is good, and the deep-water anaerobic pond can be used for replacing high-cost sewage purification equipment.
The invention is characterized in that a sewage discharge mechanism is arranged in the fishpond 1, and the sewage discharge mechanism comprises a sewage collection device 10 arranged on the wall of the fishpond and a sewage discharge device 11 arranged at the bottom of the fishpond; the sewage collecting device 10 comprises a bracket 12, a microporous pipe 13 fixed on the bracket 12, a gas conveying pipe 14 communicated with the microporous pipe 13, and a gas conveying device connected with the gas conveying pipe 14; blowdown apparatus 11 is including basin shape main part 15, be formed with the blowhole on the lateral wall of basin shape main part 15, be formed with drain 16 on the bottom plate of basin shape main part 15 be formed with apron 17 on drain 16 be formed with stay cord 18 on the apron 17, apron 17 has open under the pulling force of stay cord 18 the blowdown position of drain 16 with cover behind the pulling force of stay cord 18 disappears the shutoff position of drain 16, sewage discharging mechanism is still including supplying stay cord winding pulley, apron 17 through articulated parts with the bottom plate of basin shape main part 15 is articulated to be connected with the bottom plate through elastomeric element, elastomeric element has apron 17 is in tensile position when the blowdown position be provided with valve 19 on the gas-supply pipe.
When the sewage draining mechanism is applied to the fish pond, the air outlet of the microporous pipe in the sewage collecting device can be used for pushing a water body in the fish pond to rotate, so that the discharged materials such as residual bait, excrement, fish skin and the like in the fish pond are driven to the bottom of the fish pond where the sewage draining device is located by the rotating water flow, the discharged materials are prevented from accumulating in the fish pond and cannot be thoroughly cleaned, the whole sewage draining process does not need manual operation, and the sewage draining mechanism is simple and labor-saving; moreover, the driving force of the microporous tube to the water body is small, so that the fry cannot be disturbed and the water body is muddy, and the water body which rotates slowly is favorable for the robust growth of the fry; the sewage discharge hole in the sewage discharge device is utilized to discharge small emissions such as residual bait, excrement and the like out of the fish pond in time, and large emissions such as fish skin, dead fish and the like accumulated in the sewage discharge device can be discharged out of the fish pond through the sewage discharge port by pulling up the cover plate outside the fish pond through the pull rope, so that the emissions are thoroughly removed; in addition, the operation of entering the fish pond is not needed in the sewage discharge process, the operation is simple and convenient, the labor is saved, the efficiency is high, the fry and the water body are not disturbed, and the culture quality and the water quality are not influenced by the sewage discharge.
The top of the fishpond 1 is provided with at least one feed feeding device 20, the feed feeding device 20 comprises a feed hopper 21 positioned above the side of the fishpond 1 and a feed conveying pipe 22 fixed at the bottom of the feed hopper 21 and extending into the fishpond 1, and an included angle of 30-60 degrees is formed between the feed conveying pipe 22 and the horizontal plane; the bottom of the fishpond 1 is provided with an oxygen injection port 23, the oxygen injection port 23 is connected with an oxygen hose 24, the free end of the oxygen hose 24 is connected with an external oxygen supply device and is used for conveying high-concentration oxygen in the fishpond 1, and the feed conveying pipe 22 and the horizontal plane preferably form an included angle of 45 degrees.
According to the invention, the feed feeding device, the oxygen injection port and the oxygen hose are arranged in the fish pond, so that fish feed can be conveniently fed, the labor cost for fish culture is saved, the oxygen content in the fish pond can be effectively increased, and the fish culture efficiency is improved.
The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and should not be used to limit the scope of the present invention, but all the insubstantial modifications or changes made within the spirit and scope of the main design of the present invention, which still solve the technical problems consistent with the present invention, should be included in the scope of the present invention.
Claims (5)
1. Can abandon still water and raise the ecological system of breeding fish of harm, its characterized in that: including fishpond (1), anaerobism pond (2), paddy field (3) and cistern (4), fishpond (1) with seted up between anaerobism pond (2) the rivers direction from fishpond (1) extremely first ditch (5) of anaerobism pond (2), anaerobism pond (2) with be equipped with between paddy field (3) the rivers direction from anaerobism pond (2) extremely second ditch (6) of paddy field (3), be equipped with between paddy field (3) and cistern (4) the rivers direction from paddy field (3) extremely third ditch (7) of cistern (4), cistern (4) with seted up between fishpond (1) the rivers direction from cistern (4) to fourth ditch (8) of fishpond (1), the anaerobism pond (2) is being close to the second ditch (6) is planted and is had floated type aquatic plant on the surface of water, the area of the floating aquatic plants planted on the water surface of the anaerobic pool (2) accounts for 15% of the total water surface area of the anaerobic pool (2), a sewage inlet of the anaerobic pool (2) is arranged at the bottom of the anaerobic pool (2), an outlet of the first ditch (5) is connected with the sewage inlet of the anaerobic pool (2), the water depth of the anaerobic pool (2) is 3.5m-3.9m, the water depth of the paddy field (3) is 0.4m, and the water depth of the water storage pool (4) is 2.5 m;
a sewage discharge mechanism is arranged in the fish pond (1), and comprises a sewage collection device (10) arranged on the wall of the fish pond and a sewage discharge device (11) arranged at the bottom of the fish pond; the sewage collecting device (10) comprises a bracket (12), a microporous pipe (13) fixed on the bracket (12), an air conveying pipe (14) communicated with the microporous pipe (13), and an air conveying device connected with the air conveying pipe (14); the sewage discharging device (11) comprises a basin-shaped main body (15), a sewage discharging hole is formed on the side wall of the basin-shaped main body (15), a sewage discharging port (16) is formed on the bottom plate of the basin-shaped main body (15), a cover plate (17) is formed on the sewage draining exit (16), a pull rope (18) is formed on the cover plate (17), the cover plate (17) is provided with a sewage discharge position for opening the sewage discharge outlet (16) under the pulling force of the pulling rope (18) and a blocking position for covering the sewage discharge outlet (16) after the pulling force of the pulling rope (18) disappears, the sewage draining mechanism also comprises a pulley for the stay cord to wind, the cover plate (17) is hinged with the bottom plate of the basin-shaped main body (15) through a hinge component, and is connected to the base plate by an elastic member having a stretched position when the cover plate (17) is in the waste position;
the top of the fishpond (1) is provided with at least one feed feeding device (20), the feed feeding device (20) comprises a feed hopper (21) positioned above the side of the fishpond (1) and a feed conveying pipe (22) fixed at the bottom of the feed hopper (21) and extending into the fishpond (1), and an included angle of 30-60 degrees is formed between the feed conveying pipe (22) and the horizontal plane; an oxygen injection port (23) is formed in the bottom of the fishpond (1), an oxygen hose (24) is connected to the oxygen injection port (23), and the free end of the oxygen hose (24) is connected with external oxygen supply equipment and used for conveying high-concentration oxygen into the fishpond (1);
the water depth of the first water channel (5), the second water channel (6), the third water channel (7) and the fourth water channel (8) is 0.9m, and the bottom of the first water channel (5), the second water channel (6) and the third water channel (7) is provided with an organic matter decomposition section (9) with the water depth of 3 m.
2. The fish ecosystem of claim 1, wherein the hazard of hydrostatic feeding can be eliminated, and wherein: a valve (19) is arranged on the air delivery pipe.
3. The fish ecosystem of claim 1, wherein the hazard of hydrostatic feeding can be eliminated, and wherein: floating aquatic plants are planted in the organic matter decomposition section (9).
4. The fish ecosystem which can discard the risk of still water feeding according to any one of claims 1 to 3, wherein: the floating aquatic plant is duckweed.
5. The fish ecosystem of claim 4, wherein the hazards of hydrostatic feeding can be eliminated, and wherein: the feed conveying pipe (22) and the horizontal plane form an included angle of 45 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810740221.0A CN110741997A (en) | 2018-07-07 | 2018-07-07 | Can abandon still water and raise fish ecosystem who endangers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810740221.0A CN110741997A (en) | 2018-07-07 | 2018-07-07 | Can abandon still water and raise fish ecosystem who endangers |
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| Publication Number | Publication Date |
|---|---|
| CN110741997A true CN110741997A (en) | 2020-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810740221.0A Pending CN110741997A (en) | 2018-07-07 | 2018-07-07 | Can abandon still water and raise fish ecosystem who endangers |
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| Country | Link |
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| CN (1) | CN110741997A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112167153A (en) * | 2020-10-30 | 2021-01-05 | 浙江省海洋水产养殖研究所 | Culture pond for parent prawns and water changing method |
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2018
- 2018-07-07 CN CN201810740221.0A patent/CN110741997A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112167153A (en) * | 2020-10-30 | 2021-01-05 | 浙江省海洋水产养殖研究所 | Culture pond for parent prawns and water changing method |
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