CN215559690U - Energy-saving and environment-friendly circulating water purification treatment system for industrial aquaculture - Google Patents

Abstract

The utility model discloses an energy-saving and environment-friendly circulating water purification treatment system for industrial aquaculture, which comprises a fish pond, wherein the fish pond is communicated with a microfilter through a fish pond discharge pipe, the microfilter is communicated with a first protein separator through a microfiltration discharge pipe, the first protein separator is communicated with an aeration tank through a first through pipe, the aeration tank is communicated with an air-draft type trickle pool through a second through pipe, the air-draft type trickle pool is communicated with an aerobic biological pool through a trickle pool discharge pipe, the aerobic biological pool is communicated with an aeration tank through a biological pool discharge pipe, the aeration tank is communicated with a pump pool through an aeration discharge pipe, the pump pool is communicated with a constant temperature unit through a third through pipe, and the constant temperature unit is communicated with the fish pond through a fourth through pipe. The utility model has the effects of strong water quality purification capacity, sewage discharge reduction and oxygen content improvement in water.

Description

Energy-saving and environment-friendly circulating water purification treatment system for industrial aquaculture

Technical Field

The utility model relates to the technical field of aquaculture systems, in particular to an energy-saving and environment-friendly purification treatment system for circulating water in industrial aquaculture.

Background

In the process of aquaculture, water in the aquaculture pond needs to be purified continuously, so that the water quality in the aquaculture pond is kept clean, and meanwhile, the water in the aquaculture pond needs to be guaranteed to contain enough oxygen for various aquatic products to live.

The aquaculture water circulation purification system in the related art discharges more sewage, the recovery rate of the sewage is not high, the oxygen content of the circulating aquaculture water is low, the aquatic products are easy to die, and the aquaculture cost is increased.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an energy-saving and environment-friendly circulating water purification treatment system for industrial aquaculture so as to achieve the purposes of strong water quality purification capacity, sewage discharge reduction and oxygen content improvement in water.

The technical scheme adopted by the utility model is as follows: the utility model provides an energy-concerving and environment-protective aquatic products batch production breed circulating water clean processing system, includes the aquarium, the aquarium has the microfilter through aquarium discharge pipe intercommunication, the microfilter has first protein separator through microfiltration discharge pipe intercommunication, first protein separator has the aeration tank through first siphunculus intercommunication, the aeration tank has convulsions formula drip basin through the second siphunculus intercommunication, it has the aerobic biological pond to convulsions formula drip basin through drip basin discharge pipe intercommunication, the aerobic biological pond has the oxygenation pond through biological pond discharge pipe intercommunication, the oxygenation pond has the pump sump through oxygenation discharge pipe intercommunication, the pump sump has the constant temperature unit through third pipe intercommunication, the constant temperature unit passes through fourth siphunculus and aquarium intercommunication.

The system comprises a circulating sewage treatment system, a first protein separator, a second protein separator and a third protein separator, wherein the circulating sewage treatment system comprises a circulating sewage concentration tank and the second protein separator; the second protein separator is communicated with the microfiltration discharge pipe through a sixth pipe; the micro-filter is communicated with the circulating sewage centralized pool through a micro-filtration blow-off pipe.

Further, still include the sterilamp, the sterilamp sets up in first siphunculus and sixth siphunculus.

Further, the device also comprises an ozone generator which is respectively communicated with the first protein separator and the second protein separator through a plurality of ozone tubes.

Further, still include oxygenation short circuit system, oxygenation short circuit system includes flow increasing oxygenation pump and fish excrement collecting vessel, the aquarium is linked together through first short circuit pipe and fish excrement collecting vessel, the fish excrement collecting vessel is linked together through second short circuit pipe and flow increasing oxygenation pump, fish excrement collecting vessel is linked together through collecting vessel blow off pipe and circulation sewage centralized pool, flow increasing oxygenation pump is linked together through third short circuit pipe and aquarium.

Further, the oxygenation short-circuit system also comprises a pure oxygen machine for introducing oxygen into the third short-circuit pipe.

Further, still include the dirty pond of collection, first protein separator is linked together through first blow off pipe and the dirty pond of collection, second protein separator is linked together through second blow off pipe and the dirty pond of collection.

Further, the device also comprises an air oxygenation pump which is respectively communicated with the aeration tank, the aerobic biological tank, the oxygenation tank, the circulating sewage concentration tank and the fish pond through a plurality of oxygen pipes.

Further, the device also comprises an ATS algae screen chamber, the pump pond is communicated with the ATS algae screen chamber through a seventh through pipe, and the ATS algae screen chamber is communicated with the fish pond through an eighth through pipe.

In conclusion, the utility model has the following beneficial effects:

in the utility model, sewage discharged from a fish pond flows into a micro-filter through a fish pond discharge pipe, the sewage is preliminarily filtered by the micro-filter and then flows into a first protein separator through the micro-filter discharge pipe, the first protein separator preliminarily removes organic dirt in the inflowing sewage, then the sewage is discharged into an aeration tank through a first through pipe for oxygen aeration, the aerated sewage flows into an air draft type trickling pool through a second through pipe, redundant carbon dioxide in the water is removed by the air draft type trickling pool, then the sewage is discharged into an aerobic biological pool through the trickling pool discharge pipe, the aerobic biological pool decomposes the residual organic matters in the inflowing sewage, then the purified sewage is discharged into an oxygenation pool through a biological pool discharge pipe for oxygenation, after oxygenation is completed, the water in the oxygenation pool is discharged into a pump pool through the oxygenation discharge pipe, the pump pool flows the purified water into a constant temperature unit through a third pipe, the water temperature is kept to be suitable for cultivating aquatic products, and then the water with the suitable temperature flows back to the fishpond from the constant temperature unit through the fourth through pipe, so that one circulation is completed; in this application, the sewage that the aquarium was discharged is through purifying many times and decontaminating, finally circulates back the aquarium and recycles, has saved a large amount of water resources, and simultaneously, sewage is at the in-process that the circulation purified, and its oxygen content has obtained the increase for the circulating water that flows back to the aquarium is more suitable for breeding the aquatic products.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

wherein, 1, a fishpond; 2. a fish pond discharge pipe; 3. a micro-filter; 4. a microfiltration discharge pipe; 5. a first protein separator; 6. a first through pipe; 7. an aeration tank; 8. a second pipe; 9. an air-draft type drip tank; 10. a trickle pool drain pipe; 11. an aerobic biological tank; 12. a biological pond discharge pipe; 13. an oxygenation pool; 14. an oxygenation discharge pipe; 15. a pump pool; 16. a third pipe; 17. a constant temperature unit; 18. a fourth pipe; 19. a circulating sewage treatment system; 191. a circulating sewage concentration tank; 192. a second protein separator; 193. a fifth through pipe; 194. a sixth pipe; 195. a microfiltration blow-off pipe; 20. an ultraviolet germicidal lamp; 21. an ozone generator; 22. an ozone tube; 23. an oxygenation short-circuit system; 231. a flow increasing and oxygen increasing pump; 232. a fish dung collecting barrel; 233. a second short-circuit pipe; 234. a drain pipe of the collecting barrel; 235. a third short-circuit pipe; 236. a pure oxygen machine; 24. a sewage collecting tank; 25. a first drain pipe; 26. a second sewage draining pipe; 27. an air oxygenation pump; 28. an oxygen pipe; 29. ATS algae screen room; 30. a seventh pipe; 31. an eighth pipe.

Detailed Description

In order to make the objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. Several embodiments of the utility model are presented in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like are used for descriptive purposes only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, configuration, and operation, and therefore should not be construed as limiting the present invention.

The utility model is further illustrated by the following examples in connection with the accompanying drawings.

As shown in figure 1, the utility model provides an energy-saving and environment-friendly purification treatment system for circulating water of aquaculture factory, which comprises a fishpond 1, the fishpond 1 is communicated with a micro-filter 3 through a fishpond discharge pipe 2, the micro-filter 3 is communicated with a first protein separator 5 through a micro-filter discharge pipe 4, the first protein separator 5 is communicated with an aeration tank 7 through a first through pipe 6, the aeration tank 7 is communicated with an air draft type drip tank 9 through a second through pipe 8, the air draft type trickling pool 9 is communicated with an aerobic biological pool 11 through a trickling pool discharge pipe 10, the aerobic biological pool 11 is communicated with an oxygenation pool 13 through a biological pool discharge pipe 12, the oxygenation pond 13 is communicated with a pump pond 15 through an oxygenation discharge pipe 14, the pump pond 15 is communicated with a constant temperature unit 17 through a third tee pipe 16, and the constant temperature unit 17 is communicated with the fishpond 1 through a fourth through pipe 18.

In particular, the first protein separator 5 is preferably a built-in protein separator. The aerobic biological tank 11 is preferably an air flotation tumbling type aerobic biological tank 11.

Optionally, the system further comprises a circulating sewage treatment system 19, wherein the circulating sewage treatment system 19 comprises a circulating sewage concentration tank 191 and a second protein separator 192, and the circulating sewage concentration tank 191 is communicated with the second protein separator 192 through a fifth pipe 193; the second protein separator 192 is communicated with the microfiltration discharge pipe 4 through a sixth pipe 194; the micro-filter 3 is communicated with the circulating sewage concentration tank 191 through a micro-filtration sewage discharge pipe 195.

Specifically, the second protein separator 192 is preferably a built-in protein separator. The aeration device is arranged in the circulating sewage collecting tank 191, and the filter screen, preferably a 200-mesh filter screen, is arranged in the circulating sewage collecting tank 191, so that the sewage flowing into the circulating sewage collecting tank 191 flows through the filter screen, and the filter screen blocks large-particle sewage in the sewage passing through the filter screen.

So set up, the sewage that micro-filtration machine 3 discharged will get into the concentrated pond 191 of circulation sewage through micro-filtration blow off pipe 195, then the concentrated pond 191 of circulation sewage filters the sewage that flows in, the aeration, in the sewage is discharged into second protein separator 192 through fifth siphunculus 193 again, second protein separator 192 purifies the sewage that flows in the back, in discharging into micro-filtration delivery pipe 4 through sixth siphunculus 194, and in flowing back the circulation system through micro-filtration delivery pipe 4, thereby make most sewage that micro-filtration machine 3 produced can obtain retrieving and recycling, further reduced sewage discharge.

Optionally, an ultraviolet germicidal lamp 20 is further included, and the ultraviolet germicidal lamp 20 is disposed in the first through pipe 6 and the sixth through pipe 194.

So set up for the sewage that flows through first siphunculus 6 and sixth siphunculus 194 can be irradiated by ultraviolet lamp uniformly and disinfect, makes the sewage that flows through first siphunculus 6 and sixth siphunculus 194 cleaner.

Optionally, the device further comprises an ozone generator 21, and the ozone generator 21 is respectively communicated with the first protein separator 5 and the second protein separator 192 through a plurality of ozone tubes 22.

So set up, ozone generator 21 lets in ozone through ozone pipe 22 first protein separator 5, second protein separator 192 for ozone can fully fuse with the water that flows through first protein separator 5, second protein separator 192, and then can kill germ, the microorganism in the water that flows through first protein separator 5, second protein separator 192 high-efficiently.

Optionally, still include oxygenation short-circuit system 23, oxygenation short-circuit system 23 includes oxygenation pump 231 and fish excrement collecting vessel 232 of increasing current, aquarium 1 is linked together through first short-circuit pipe and fish excrement collecting vessel 232, fish excrement collecting vessel 232 is linked together through second short-circuit pipe 233 and oxygenation pump 231 of increasing current, fish excrement collecting vessel 232 is linked together through collecting vessel blow off pipe 234 and circulation sewage centralized pool 191, oxygenation pump 231 of increasing current is linked together through third short-circuit pipe 235 and aquarium 1.

Specifically, the flow increasing oxygen pump 231 is a needle brush variable frequency flow increasing oxygen pump 231.

So set up, 1 exhaust part of water in fishpond flows in fish excrement collecting vessel 232 through first short-circuit pipe, after fish excrement in the water that fish excrement collecting vessel 232 will flow in deposits, with the surplus water through second short-circuit pipe 233 discharge increase current oxygenation pump 231, increase current oxygenation pump 231 adds oxygen with the water that flows in this moment, discharge into fishpond 1 through third short-circuit pipe 235 with the water of oxygen boosting again, thereby reach high-efficient oxygenation and increase the effect of 1 rivers in fishpond. The sewage generated by the fish dung collecting barrel 232 is discharged into the circulating sewage collecting tank 191 through the collecting barrel sewage discharge pipe 234 for purification treatment, thereby further reducing the discharge of the sewage.

Optionally, the oxygen increasing short-circuit system 23 further includes a pure oxygen machine 236 for introducing oxygen into the third short-circuit pipe 235.

So set up, pure oxygen machine 236 lets in oxygen to third short-circuit pipe 235, can greatly promote the oxygen content of the water of flowing through third short-circuit pipe 235.

Optionally, the device further comprises a sewage collecting tank 24, the first protein separator 5 is communicated with the sewage collecting tank 24 through a first sewage discharge pipe 25, and the second protein separator 192 is communicated with the sewage collecting tank 24 through a second sewage discharge pipe 26.

So set up, the dirty pond 24 of collection is arranged into through first blow off pipe 25, second blow off pipe 26 respectively to the filth that first protein separator 5, second protein separator 192 discharged, and the dirty pond 24 of collection solidifies the filth nature that collects to form bio-feritlizer, thereby reduced the pollution of the direct emission of filth to the environment.

Optionally, the system further comprises an air oxygenation pump 27, and the air oxygenation pump 27 is respectively communicated with the aeration tank 7, the aerobic biological tank 11, the oxygenation tank 13, the circulating sewage concentration tank 191 and the fish pond 1 through a plurality of oxygen pipes 28.

So set up, air oxygenation pump 27 can directly let in oxygen to aeration tank 7, aerobic biological pond 11, oxygenation pond 13, the concentrated pond 191 of circulation sewage and aquarium 1 for the water that is in the system in this application can keep the oxygen boosting state often.

Optionally, the device further comprises an ATS algae screen chamber 29, the pump pond 15 is communicated with the ATS algae screen chamber 29 through a seventh through pipe 30, and the ATS algae screen chamber 29 is communicated with the fish pond 1 through an eighth through pipe 31.

So set up, ATS algae screen room 29 can get rid of the nitrate in the water that flows through the algae screen, prevents that the nitrate in the water from to the aquatic products in the aquarium 1 production harmful effects.

The implementation principle of the embodiment is as follows: during fish pond 1 exhaust sewage passes through fish pond discharge pipe 2 and flows into microstrainer 3, simultaneously, fish feces collecting vessel 232 is flowed into to fish pond 1 exhaust part of water through first short-circuit pipe, fish feces collecting vessel 232 deposits the back in the water that flows into, with the surplus water through second short-circuit pipe 233 discharge increase current oxygenation pump 231, increase current oxygenation pump 231 adds oxygen with the water that flows in this moment, discharge the water of oxygen boosting into fish pond 1 through third short-circuit pipe 235 again. The sewage flowing into the micro-filter 3 is primarily filtered by the micro-filter 3 and then flows into the first protein separator 5 through the micro-filtration discharge pipe 4.

The sewage discharged by the micro-filter 3 enters the circulating sewage concentration tank 191 through the micro-filtration sewage discharge pipe 195, then the circulating sewage concentration tank 191 filters and aerates the inflowing sewage, and then the sewage is discharged into the second protein separator 192 through the fifth pipe 193, and the second protein separator 192 purifies the inflowing sewage, and then the sewage is discharged into the micro-filtration discharge pipe 4 through the sixth pipe 194 and flows back into the circulating system through the micro-filtration discharge pipe 4. The dirt discharged from the first protein separator 5 and the second protein separator 192 is discharged into the dirt collecting tank 24 through the first and second drain pipes 25 and 26, respectively.

The first protein separator 5 primarily removes organic dirt in inflow sewage, then the sewage is discharged into an aeration tank 7 through a first through pipe 6 for aeration by oxygen, the aerated sewage flows into an air-draft type trickle tank 9 through a second through pipe 8, redundant carbon dioxide in the water is removed by the air-draft type trickle tank 9, then the sewage is discharged into an aerobic biological tank 11 through a trickle tank discharge pipe 10, the aerobic biological tank 11 decomposes the residual organic matters in the inflow sewage, then the purified sewage is discharged into an oxygen increasing tank 13 through a biological tank discharge pipe 12 for oxygenation, after oxygenation is completed, the water in the oxygen increasing tank 13 is discharged into a pump tank 15 through an oxygen increasing discharge pipe 14, the pump tank 15 flows the purified water into a constant temperature unit 17 through a third through pipe 16, so that the water temperature is kept at a temperature suitable for aquaculture, and then the water with a suitable temperature flows back to the fish culture tank 1 through a fourth through pipe 18 from the constant temperature unit 17, thereby completing one cycle; in this application, the sewage of aquarium 1 exhaust is through purifying and decontaminating many times, finally circulates back aquarium 1 and recycles, has saved a large amount of water resources, and simultaneously, sewage is at the in-process that the circulation purified, and its oxygen content has obtained the increase for the circulating water that flows back aquarium 1 is more suitable for breeding the aquatic products.

The above description is only a preferred embodiment of the present invention, the present invention is not limited to the above embodiment, and there may be some slight structural changes in the implementation, and if there are various changes or modifications to the present invention without departing from the spirit and scope of the present invention, and within the claims and equivalent technical scope of the present invention, the present invention is also intended to include those changes and modifications.

Claims (9)

1. An energy-saving and environment-friendly circulating water purification treatment system for industrial aquaculture, which is characterized by comprising a fishpond, a microfilter, a first protein separator, an aeration tank, an air draft type trickle tank, an aerobic biological tank, an oxygenation tank, a pump tank, a thermostatic unit, a fishpond discharge pipe, a microfiltration discharge pipe, a first through pipe, a second through pipe, a trickle tank discharge pipe, a biological tank discharge pipe, an oxygenation discharge pipe, a third pipe and a fourth pipe; one end of the fish pond discharge pipe is communicated with the output end of the fish pond, and the other end of the fish pond discharge pipe is communicated with the input end of the micro-filter; one end of the microfiltration discharge pipe is communicated with the output end of the microfiltration machine, and the other end of the microfiltration discharge pipe is communicated with the input end of the first protein separator; one end of the first through pipe is communicated with the output end of the first protein separator, and the other end of the first through pipe is communicated with the input end of the aeration tank; one end of the second through pipe is communicated with the output end of the aeration tank, and the other end of the second through pipe is communicated with the input end of the air-draft type drip tank; one end of the drainage pipe of the trickling pool is communicated with the output end of the air-draft trickling pool, and the other end of the drainage pipe of the trickling pool is communicated with the input end of the aerobic biological pool; one end of the biological pond discharge pipe is communicated with the output end of the aerobic biological pond, and the other end of the biological pond discharge pipe is communicated with the input end of the oxygenation pond; one end of the oxygen increasing discharge pipe is communicated with the output end of the oxygen increasing pool, and the other end of the oxygen increasing discharge pipe is communicated with the input end of the pump pool; one end of the third three-way pipe is communicated with the output end of the pump pool, and the other end of the third three-way pipe is communicated with the input end of the thermostatic unit; one end of the fourth through pipe is communicated with the output end of the constant temperature unit, and the other end of the fourth through pipe is communicated with the input end of the fish pond.

2. The energy-saving and environment-friendly system for purifying and treating the circulating water for the industrial aquaculture of the aquatic products as claimed in claim 1, further comprising a circulating sewage treatment system and a micro-filtration blow-off pipe, wherein the circulating sewage treatment system comprises a circulating sewage concentration tank, a second protein separator, a fifth pipe and a sixth pipe; one end of the fifth through pipe is communicated with the output end of the circulating sewage concentration tank, and the other end of the fifth through pipe is communicated with the input end of the second protein separator; one end of the sixth through pipe is communicated with the output end of the second protein separator, and the other end of the sixth through pipe is communicated with the third end of the microfiltration discharge pipe; one end of the microfiltration blow-off pipe is communicated with the blow-off end of the microfiltration machine, and the other end of the microfiltration blow-off pipe is communicated with the input end of the circulating sewage concentration pool.

3. The energy-saving and environment-friendly system for purifying and treating circulating water for industrial aquaculture according to claim 2, further comprising ultraviolet germicidal lamps, wherein the ultraviolet germicidal lamps are arranged in the first through pipe and the sixth through pipe.

4. The energy-saving and environment-friendly system for purifying and treating circulating water for industrial aquaculture according to claim 2, further comprising an ozone generator and two ozone pipes, wherein the ozone generator is respectively communicated with the first protein separator and the second protein separator through the two ozone pipes.

5. The energy-saving and environment-friendly system for purifying and treating circulating water for industrial aquaculture according to claim 2, further comprising an oxygen-increasing short-circuit system, wherein the oxygen-increasing short-circuit system comprises a flow-increasing oxygen-increasing pump, a fish dung collecting barrel, a first short-circuit pipe, a second short-circuit pipe, a collecting barrel blow-off pipe and a third short-circuit pipe; one end of the first short-circuit pipe is communicated with the third end of the fish pond discharge pipe, and the other end of the first short-circuit pipe is communicated with the input end of the fish manure collecting barrel; one end of the second short-circuit pipe is communicated with the output end of the fish manure collecting barrel, and the other end of the second short-circuit pipe is communicated with the input end of the flow-increasing oxygen-increasing pump; one end of the sewage discharge pipe of the collecting barrel is communicated with the sewage discharge end of the fish dung collecting barrel, and the other end of the sewage discharge pipe of the collecting barrel is communicated with the input end of the circulating sewage concentration pool; one end of the third short-circuit pipe is communicated with the output end of the flow-increasing oxygen-increasing pump, and the other end of the third short-circuit pipe is communicated with the fish pond.

6. The energy-saving and environment-friendly aquaculture industrial circulating water purification treatment system according to claim 5, wherein the oxygen-increasing short-circuit system further comprises a pure oxygen machine for introducing oxygen into the third short-circuit pipe.

7. The energy-saving and environment-friendly system for purifying and treating circulating water for industrial aquaculture according to claim 2, further comprising a sewage collection tank, a first sewage discharge pipe and a second sewage discharge pipe, wherein one end of the first sewage discharge pipe is communicated with the sewage discharge end of the first protein separator, and the other end of the first sewage discharge pipe is communicated with the input end of the sewage collection tank; one end of the second sewage discharge pipe is communicated with the sewage discharge end of the second protein separator, and the other end of the second sewage discharge pipe is communicated with the input end of the sewage collection pool.

8. The energy-saving and environment-friendly system for purifying and treating the circulating water for the industrial aquaculture of the aquatic products according to claim 2, further comprising an air oxygenation pump and a plurality of oxygen pipes; the air oxygenation pump is respectively communicated with the aeration tank, the aerobic biological tank, the oxygenation tank, the circulating sewage concentration tank and the fish pond through a plurality of oxygen pipes.

9. The energy-saving and environment-friendly system for purifying and treating circulating water for industrial aquaculture of aquatic products as claimed in claim 1, further comprising an ATS algae screen chamber, a seventh through pipe and an eighth through pipe, wherein one end of the seventh through pipe is communicated with the output end of the pump pond, and the other end of the seventh through pipe is communicated with the input end of the ATS algae screen chamber; one end of the eighth through pipe is communicated with the output end of the ATS algae screen chamber, and the other end of the eighth through pipe is communicated with the input end of the fish pond.

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