CN209914798U - Container type sewage collection and drainage aquaculture system - Google Patents

Abstract

The utility model discloses a container type sewage collecting and discharging aquaculture system, which comprises a water treatment tank and container type culture tanks symmetrically arranged at two sides of the water treatment tank; a transparent top cover is arranged above the culture box, a water purifying device and a sewage collecting and discharging device are arranged in the culture box, the water purifying device and the sewage collecting and discharging device are communicated with a water inlet of the water treatment box through a water outlet pipe, and a water outlet of the water treatment box is respectively communicated with the culture box through a water distribution pipe arranged on a return pipe; the water purification device comprises a purification pipeline vertically arranged at the bottom of the culture box, and a plurality of drain holes are uniformly distributed on the purification pipeline. The utility model provides a batch production circulating water system running cost height, water treatment ability be not enough, the problem that the blowdown volume is big, realized the recycling of retirement container simultaneously.

Description

Container type sewage collection and drainage aquaculture system

Technical Field

The utility model relates to an industrialization recirculating water aquaculture technical field, concretely relates to dirty blowdown aquaculture system of container formula collection.

Background

In the present stage, the shrimp culture in China mainly takes semi-closed circulating water in a soil pond and a high-level pond and running water type circulating water culture as main parts, the problems of low yield, high culture risk, large water discharge, environmental pollution, ecological environment damage and the like exist, and the state is actively governing and banning the culture modes.

In intensive high-density circulating water culture, a large amount of shrimp excrement is generated in the shrimp culture process, and the shrimp excrement continuously exists in culture water, so that water quality is polluted greatly, a large amount of harmful pathogenic bacteria are bred, toxic and harmful substances such as hydrogen sulfide and methane are generated, and the living environment of the shrimps is seriously influenced. The existing circulating system has the disadvantages of complex process, high energy consumption, high wastewater discharge amount, high operation cost, insufficient water treatment capacity, low culture density, low yield, easy formation of sewage deposition at the bottom of the pond, over-standard water quality index at the bottom of the pond, anoxic at the bottom layer, and incapability of timely cleaning dead shrimps, and frequent culture failure of the shrimps.

In addition, a large number of containers are retired every year, the retired containers are high in idleness rate and cannot be effectively reused, and therefore resource waste is greatly caused.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at the not enough of prior art, provide a water treatment effect is good, the running cost is low, the energy consumption is little, the breed survival rate is high, and the sewage aquaculture system is polluted to the container formula collection that the blowdown is little.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a container type sewage collecting and discharging aquaculture system comprises a water treatment tank and container type aquaculture tanks symmetrically arranged on two sides of the water treatment tank; a transparent top cover is arranged above the culture box, a water purifying device and a sewage collecting and discharging device are arranged in the culture box, the water purifying device and the sewage collecting and discharging device are communicated with a water inlet of the water treatment box through a water outlet pipe, and a water outlet of the water treatment box is respectively communicated with the culture box through a water distribution pipe arranged on a return pipe;

the water purification device comprises a purification pipeline vertically arranged at the bottom of the culture box, and a plurality of drain holes are uniformly distributed on the purification pipeline;

the sewage collecting and discharging device comprises a sewage collecting mechanism and a discharging mechanism, wherein the sewage collecting mechanism comprises a water sucking disc arranged at the bottom of the culture box, a water collecting pipeline arranged above the water sucking disc and a sedimentation tank communicated with a water outlet of the water collecting pipeline; the bottom of the water sucking disc is provided with a water inlet, the lower end of the water collecting pipeline is provided with an air inlet, and the air inlet is connected with an external fan through a vent pipe; and a water outlet groove is formed in the bottom of the sedimentation tank and communicated with an external water outlet pipe through a sewage outlet pipe.

Aiming at the technical characteristics, the water purification device circulates water in the culture pond for a long time, and the sewage collecting and discharging device is a forced drainage device and is opened when a large amount of sundries exist in the culture pond or at regular intervals; the water in the culture box enters the purification pipeline through the drain hole and enters the water treatment box through the water outlet pipe, so that the water in the culture box is continuously circulated, the oxygen content in the culture water can be increased, the culture water can be purified, and the survival rate of fish and shrimp is improved; under the action of water pressure, water in the culture tanks enters a water collecting pipeline through a water inlet at the bottom of the water suction disc, when air enters the ventilating pipe, the water in the water collecting pipeline enters a sedimentation tank, then enters a water treatment tank through a water outlet pipe after passing through the sedimentation tank, and then enters different culture tanks through water distribution pipes on a return pipe; the transparent top cover is beneficial to sunlight entering the cultivation box, so that the irradiation time of the sunlight in the cultivation box is prolonged, and the survival rate of fishes and shrimps is increased.

Preferably, a physical purification area, a biological purification area and a pump area are sequentially arranged in the water treatment pool, and a filter screen is arranged between the physical purification area and the biological purification area; a rotary drum micro-filter communicated with the water outlet pipe is arranged above the interior of the physical purification area, a sewage outlet pipe in the rotary drum micro-filter is connected with the water outlet pipe through a flexible hose, a water outlet of the rotary drum micro-filter is connected with an overflowing type ultraviolet sterilizer, and a water outlet of the overflowing type ultraviolet sterilizer leads to the interior of the water treatment tank; a sewage suction device is arranged at the bottom of the physical purification area; a submersible pump is arranged in the pump area, and the output end of the submersible pump is communicated with the culture box through a return pipe;

the sewage suction device comprises a sewage suction mechanism and a sewage outlet device, the sewage suction device comprises a sewage collecting pipeline arranged at the lower part of the water treatment tank and sewage suction pipelines symmetrically arranged at two sides of the sewage collecting pipeline and communicated with the sewage collecting pipeline through connecting pipes, and the sewage suction pipelines are positioned at the bottom of the water treatment tank; the number of the connecting pipes is at least one, and the connecting pipes are arranged in an upward inclined manner; at least one sewage inlet hole is respectively arranged on two sides of the bottom of the sewage suction pipeline; end covers are respectively arranged at two ends of the sewage suction pipeline and the sewage collection pipeline;

go out dirty device include one end with the carrying pipe of collection sewage pipeline intercommunication, the other end and the setting of carrying pipe are in the outside sewage pipes in water treatment pond are linked together, carrying pipe is located sewage pipes's top, sewage pipes's delivery port accesss to the breed sewage recovery processing system of outside setting.

Breed the interior pending breed water of incasement and get into the rotary drum micro-filter of water treatment case through the outlet pipe in, carry out prefilter to the large granule debris such as fish and shrimp corpse of breeding in the sewage through the rotary drum micro-filter, and disinfect through the STREAMING ultraviolet sterilizer, breed sewage emission to physics purification area with the pending of containing tiny particle impurity, tiny particle matter gathers through the collision, fall into the bottom of the case of water treatment case at last, discharge the debris of gathering at the bottom of the case by the dirt suction device, reach the effect of scrubbing blowdown. Impurities in the aquaculture water to be treated gradually sink to the bottom of the tank in the water treatment box, the water is automatically pressed into the sewage suction pipeline, the connecting pipe and the carrying pipe in sequence due to the pressure of the water, and the sewage enters the sewage discharge pipeline from the carrying pipe and finally enters the aquaculture sewage recovery treatment system due to the siphon principle because the position of the carrying pipe is higher than that of the sewage discharge pipeline; the aquaculture sewage recycling and treating system is described in the Chinese patent with the application number of 201820989160.7, and the details are not described herein. The connecting pipe is obliquely arranged to facilitate the sewage to enter the sewage collecting pipeline; the structural design of the sewage collecting device can ensure that sewage on two sides of the sewage collecting device enters the sewage collecting device to uniformly suck and remove water in the water treatment tank, and can also be used for improving the stability of the sewage collecting device; the sewage inlet hole is used for enabling sewage in the water treatment tank to enter the sewage suction pipeline; the filter screen is used for preventing impurity entering biological purification district, makes cleaner water get into biological purification district to the removal of the harmful substance in biological purification district makes the water that is fit for breeding get into the pump district, is taken out the water in the pump district to breed the pond through the back flow by the immersible pump.

Preferably, an included angle between the connecting pipe and the bottom surface of the water treatment tank is 40-50 degrees; the carrying pipe positioned outside the water treatment tank is provided with an electromagnetic valve for controlling sewage discharge; the carrying pipe is in an inverted U shape, and the vertical height of the carrying pipe is 18-20 cm; the horizontal distance between the sewage suction pipeline and the sewage collection pipeline is 20-30 cm; the sewage collecting pipeline is at least one pipeline arranged side by side, and the length of each pipeline is 60-80 cm.

The design of the connecting pipe is more favorable for sundries to enter the sewage collecting pipeline and is favorable for discharging sewage. The electromagnetic valve is normally closed, and is opened for 1-2 times every day at regular time for centralized discharge; the vertical height of the carrying pipe can be used for enabling the degree of sewage entering the sewage discharge pipeline to be optimal, and when the height is too low, the water flow is too large, so that the water is not discharged easily; when the pipeline is too long, the self pressure of water cannot be reached, and the flow of water entering the pipeline is too small, so that the sewage discharge effect is influenced; too short a pipe wastes resources.

Preferably, the drain hole is rectangular; an end cover is arranged at the top of the water collecting pipeline, and a water outlet of the water collecting pipeline is arranged on one side of the water collecting pipeline. The drain pipe prevents the fishes and shrimps in the breeding box from entering the water outlet pipe.

Preferably, the sedimentation tank comprises a rectangular groove with an upward opening, a filter screen is arranged in the rectangular groove, and a plurality of leakage holes are uniformly distributed on the filter screen. The filter screen is used for filtering large-particle impurities such as dead shrimps, food residues and the like.

Preferably, a control valve is arranged on the vent pipe; the upper part and the lower part of the vent pipe are both plastic pipelines, and the middle part of the vent pipe is a hose; the lower part of the vent pipe is fixed on one side of the sewage collecting pipeline through a pipe clamp. The design of the vent pipe is beneficial to fixing the lower end; the control valve is used for controlling the ventilation time and the ventilation quantity and regularly cleaning the culture water in the culture tank.

Preferably, the four corners of the bottom of the cultivation box and the bottom of the water treatment box are respectively provided with a nano aeration pipe, the nano aeration pipes are connected with an air outlet of a main air pipe through a soft air pipe, and an air inlet of the main air pipe is connected with an external Roots blower. The nano aeration pipe can increase the oxygen content in the culture water, and can blow up impurities at the bottom of the tank, thereby facilitating the suction and discharge of the water purification device, the sewage collecting and discharging device and the sewage suction device.

Preferably, a biochemical ball is arranged in the biological purification area; bacterial colonies and algae seeds for removing ammonia nitrogen, nitrite and organic matters are distributed on the biochemical balls.

Preferably, the bottom of the container type cultivation box is provided with a foot pier, and the height of the foot pier is more than or equal to 50 cm; breed case and water treatment tank and be retired container breed between the case and breed between case and the water treatment tank and be equipped with the vestibule respectively. The retired container is reused, resources are reasonably saved, and the breeding cost is reduced; the culture box is positioned on the foot pier, and the water treatment box is directly placed on the ground, so that a height difference is formed between the container type culture box and the water treatment box, and sewage can flow into the rotary drum micro-filter under the action of a liquid level difference; the design of vestibule makes things convenient for the staff to observe each breed the condition in case and the water treatment tank at any time.

The utility model has the advantages that:

the filtering effect of the culture pond of the utility model is mainly based on the solid particle removal rate, which can reach more than 99 percent; the physical purification area in the water treatment tank mainly takes the solid particle removal rate as the standard and can reach more than 95 percent; the sterilization and disinfection effect is based on the killing rate of bacteria, and the killing rate can reach more than 99 percent; the biological purification effect is based on the daily nitrogen removal amount and can reach more than 5 kg; the cultivation effect of the cultivation box is mainly based on the maximum biological bearing capacity, and can reach 6000 kilograms; the utility model purifies the culture water in the culture box through the water purifying device and the sewage collecting and discharging device, the water purifying device enables the culture water to circulate continuously, the culture water does not need to be replaced, the waste of water resources is reduced, meanwhile, the oxygen content in the culture water can be indirectly increased, and the survival rate of fishes and shrimps is favorably improved; the sewage collecting and discharging device regularly or regularly cleans the culture water in the culture box, so that the cleanliness of the culture water is further improved, and the deposition of impurities at the bottom of the culture box is avoided; the transparent top cover is arranged at the top of the cultivation box, so that the fishes and shrimps can receive sufficient sunlight, the quality of the fishes and shrimps is improved, and the cultivation period of the fishes and shrimps is shortened; the nano aeration pipe arranged at the bottom of the culture tank can prevent sundries from being deposited at the bottom of the culture tank, and is favorable for ensuring the integral cleanliness of culture water; the utility model provides a traditional farming systems running cost height, water treatment ability be not enough, breed the problem that water needs periodic replacement, realized the recycling of retired container, exert great economic value.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic structural view of a cultivation box;

FIG. 3 is a schematic view of the structure of a water treatment tank;

FIG. 4 is a schematic view of the connection between the dirt absorbing mechanism and the dirt discharging device;

FIG. 5 is a top view of the settling tank;

fig. 6 is a schematic structural view of the sewage suction pipe.

In the figure: 1 water treatment tank, 2 breeding tank, 3 return pipe, 4 water knockout drum, 5 outlet pipes, 6 top cover, 7 foot mounds, 8 vestibule, 9 purifying pipeline, 10 drain hole, 11 water absorption tray, 12 water collecting pipeline, 13 end cover, 14 control valve, 15 water outlet, 16 sedimentation tank, 17 water outlet tank, 18 sewage outlet pipe, 19 vent pipe, 20 water inlet, 21 pipe clamp, 22 electromagnetic valve, 23 filter screen, 24 leak hole, 25 physical purification area, 26 filter screen, 27 biological purification area, 28 submersible pump, 29 pump area, 30 nanometer aeration pipe, 31 sewage absorbing pipeline, 32 sewage collecting pipeline, 33 carrying pipe, 34 sewage discharging pipeline, 35 soft air pipe, 36 rotary drum micro-filter, 37 overflow ultraviolet sterilizer, 38 connecting pipe, 39 sewage inlet hole.

Detailed Description

The invention is further described with reference to the following figures and examples.

As shown in fig. 1-6, a container type sewage collecting and discharging aquaculture system comprises a water treatment tank 1 and container type culture tanks 2 symmetrically arranged at two sides of the water treatment tank 1; a transparent top cover 6 is arranged above the culture box 2, a water purifying device and a sewage collecting and discharging device are arranged in the culture box 2, the water purifying device and the sewage collecting and discharging device are communicated with a water inlet 20 of the water treatment box 1 through a water outlet pipe 5, and a water outlet 15 of the water treatment box 1 is respectively communicated with the culture box 2 through a water distribution pipe 4 arranged on a return pipe 3;

the water purification device comprises a purification pipeline 9 vertically arranged at the bottom of the breeding box 2, a plurality of drain holes 10 are uniformly distributed on the purification pipeline 9, and the drain holes 10 are rectangular.

The sewage collecting and discharging device comprises a sewage collecting mechanism and a discharging mechanism, wherein the sewage collecting mechanism comprises a water absorbing disc 11 arranged at the bottom of the culture box 2, a water collecting pipeline 12 arranged above the water absorbing disc 11 and a sedimentation tank 16 communicated with a water outlet 15 of the water collecting pipeline 12; a water inlet 20 is arranged at the bottom of the water sucking disc 11, an air inlet is arranged at the lower end of the water collecting pipeline 12, and the air inlet is connected with an external fan through a vent pipe 19; a water outlet groove 17 is formed in the bottom of the sedimentation tank 16, and the water outlet groove 17 is communicated with an externally arranged water outlet pipe 5 through a sewage outlet pipe 18; the sedimentation tank 16 comprises a rectangular groove with an upward opening, a filter screen 23 is arranged in the rectangular groove, and a plurality of leakage holes 24 are uniformly distributed on the filter screen 23; an end cover 13 is arranged at the top of the water collecting pipeline 12, and a water outlet 15 of the water collecting pipeline 12 is arranged at one side of the water collecting pipeline 12.

A control valve 14 is arranged on the vent pipe 19; the upper part and the lower part of the vent pipe 19 are both plastic pipes, and the middle part is a hose; the lower part of the vent pipe 19 is fixed on one side of the sewage collecting pipe 32 through a pipe clamp 21.

A physical purification area 25, a biological purification area 27 and a pump area 29 are sequentially arranged in the water treatment tank, and a filter screen 2623 is arranged between the physical purification area 25 and the biological purification area 27; a rotary drum micro-filter 36 communicated with the water outlet pipe 5 is arranged above the interior of the physical purification area 25, a sewage outlet pipe 18 in the rotary drum micro-filter 36 is connected with the water outlet pipe 5 through a flexible hose, a water outlet 15 of the rotary drum micro-filter 36 is connected with a flow-through ultraviolet sterilizer 37, and the water outlet 15 of the flow-through ultraviolet sterilizer 37 passes through the water treatment tank 1; a sewage suction device is arranged at the bottom of the physical purification area 25; a submersible pump 28 is arranged in the pump area 29, and the output end of the submersible pump 28 is communicated with the culture box 2 through a return pipe 3.

The sewage absorbing device comprises a sewage absorbing mechanism and a sewage discharging device, the sewage absorbing device comprises a sewage collecting pipeline 32 arranged at the lower part of the water treatment tank 1 and sewage absorbing pipelines 31 symmetrically arranged at two sides of the sewage collecting pipeline 32 and communicated with the sewage collecting pipeline 32 through connecting pipes 38, and the sewage absorbing pipelines 31 are positioned at the bottom of the water treatment tank; the number of the connecting pipes 38 is at least one, the connecting pipes are arranged in an upward inclined manner, and an included angle between each connecting pipe 38 and the bottom surface of the water treatment tank 1 is 40-50 degrees; at least one sewage inlet hole 39 is respectively arranged at two sides of the bottom of the sewage suction pipeline 31; end covers 13 are respectively arranged at two ends of the sewage suction pipeline 31 and the sewage collecting pipeline 32.

The sewage discharge device comprises a carrying pipe 33, one end of the carrying pipe 33 is communicated with the sewage collecting pipeline 32, the other end of the carrying pipe 33 is communicated with a sewage discharge pipeline 34 arranged outside the water treatment tank, the carrying pipe 33 is positioned above the sewage discharge pipeline 34, a water outlet 15 of the sewage discharge pipeline 34 leads to an externally arranged breeding sewage recovery treatment system, and an electromagnetic valve 22 for controlling sewage discharge is arranged on the carrying pipe 33 positioned outside the water treatment tank 1; the carrying pipe 33 is in an inverted U shape, and the vertical height of the carrying pipe is 18-20 cm; the horizontal distance between the sewage suction pipeline 31 and the sewage collection pipeline 32 is 20-30 cm; the sewage collecting pipeline 32 is at least one pipeline arranged side by side, and the length of each pipeline is 60-80 cm.

And four corners at the bottoms of the culture box 2 and the water treatment box 1 are respectively provided with a nano aeration pipe 30, the nano aeration pipe 30 is connected with an air outlet of a main air pipe through a soft air pipe 35, and an air inlet of the main air pipe is connected with an external Roots blower.

A biochemical ball is arranged in the biological purification area 27; bacterial colonies and algae seeds for removing ammonia nitrogen, nitrite and organic matters are distributed on the biochemical balls.

The bottom of the container type cultivation box 2 is provided with a foot pier 7, and the height of the foot pier 7 is more than or equal to 50 cm; breed case 2 and water treatment tank 1 and be retired container breed between the case 2 and breed between case 2 and the water treatment tank 1 and be equipped with vestibule 8 respectively.

The apparatus elements, connections, and controls referred to in the above embodiments are all conventional ones, and may be implemented, unless otherwise specified.

The utility model discloses concrete working method does: breed water in breeding the case and enter into the pipeline through the wash port and enter into in the rotary drum micro-filter through the outlet pipe and carry out prefiltering, carry out germicidal treatment through STREAMING ultraviolet sterilizer again, the water that has handled gets into the physics purification district, filters through the filter screen and gets into the biological purification district and carry out biological purification treatment, later gets into the pump district, takes out the water that purifies to the backflow pipeline in by the immersible pump, gets into the breed incasement again by the distributive pipe, makes the breed water carry out the self-loopa. When the bottom of the culture box is accumulated with dirt or reaches a certain time, the control valve is opened, the vent pipe is ventilated to enable the sewage at the bottom of the culture box to enter the sedimentation tank, large granular impurities in the sewage are filtered by the strainer, the culture sewage containing small granular impurities enters the water outlet pipe and finally enters the water treatment box 1 for treatment, and the submersible pump is used for pumping the water in the pump area into the culture box to complete the container type circulating water culture circulation process.

The embodiment of the utility model provides an in the container formula collection dirty blowdown aquaculture system's treatment effect:

1. filtering capacity: the method is divided into physical filtering capacity and biological filtering capacity, and the physical filtering capacity is as follows: the treatment effect (mainly based on the solid particle removal rate) can reach more than 95 percent; biological filtration capacity: the treatment effect (mainly based on the nitrogen removal amount per day) can reach more than 5 kg.

2. Sterilization capability: can effectively kill harmful bacteria, and the killing rate of the harmful bacteria can reach more than 99 percent.

3. An oxygenation mode: the circulation process oxygenation or aeration oxygenation can ensure the basic requirement of the cultured species on dissolved oxygen in the culture process.

4. The breeding effect of the breeding box is as follows: the maximum biological bearing capacity is taken as the standard, and the maximum biological bearing capacity can reach 6000 kilograms.

5. Continuous use time: can be used throughout the year.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims (9)

1. The utility model provides a dirty blowdown aquaculture system of container formula collection which characterized in that: comprises a water treatment tank and container type cultivation tanks symmetrically arranged at two sides of the water treatment tank; a transparent top cover is arranged above the culture box, a water purifying device and a sewage collecting and discharging device are arranged in the culture box, the water purifying device and the sewage collecting and discharging device are communicated with a water inlet of the water treatment box through a water outlet pipe, and a water outlet of the water treatment box is respectively communicated with the culture box through a water distribution pipe arranged on a return pipe;

the water purification device comprises a purification pipeline vertically arranged at the bottom of the culture box, and a plurality of drain holes are uniformly distributed on the purification pipeline;

the sewage collecting and discharging device comprises a sewage collecting mechanism and a discharging mechanism, wherein the sewage collecting mechanism comprises a water sucking disc arranged at the bottom of the culture box, a water collecting pipeline arranged above the water sucking disc and a sedimentation tank communicated with a water outlet of the water collecting pipeline; the bottom of the water sucking disc is provided with a water inlet, the lower end of the water collecting pipeline is provided with an air inlet, and the air inlet is connected with an external fan through a vent pipe; and a water outlet groove is formed in the bottom of the sedimentation tank and communicated with an external water outlet pipe through a sewage outlet pipe.

2. The container-type sewage collecting and discharging aquaculture system of claim 1, wherein: a physical purification area, a biological purification area and a pump area are sequentially arranged in the water treatment pool, and a filter screen is arranged between the physical purification area and the biological purification area; a rotary drum micro-filter communicated with the water outlet pipe is arranged above the interior of the physical purification area, a sewage outlet pipe in the rotary drum micro-filter is connected with the water outlet pipe through a flexible hose, a water outlet of the rotary drum micro-filter is connected with an overflowing type ultraviolet sterilizer, and a water outlet of the overflowing type ultraviolet sterilizer leads to the interior of the water treatment tank; a sewage suction device is arranged at the bottom of the physical purification area; a submersible pump is arranged in the pump area, and the output end of the submersible pump is communicated with the culture box through a return pipe;

the sewage suction device comprises a sewage suction mechanism and a sewage outlet device, the sewage suction device comprises a sewage collecting pipeline arranged at the lower part of the water treatment tank and sewage suction pipelines symmetrically arranged at two sides of the sewage collecting pipeline and communicated with the sewage collecting pipeline through connecting pipes, and the sewage suction pipelines are positioned at the bottom of the water treatment tank; the number of the connecting pipes is at least one, and the connecting pipes are arranged in an upward inclined manner; at least one sewage inlet hole is respectively arranged on two sides of the bottom of the sewage suction pipeline; end covers are respectively arranged at two ends of the sewage suction pipeline and the sewage collection pipeline;

go out dirty device include one end with the carrying pipe of collection sewage pipeline intercommunication, the other end and the setting of carrying pipe are in the outside sewage pipes in water treatment pond are linked together, carrying pipe is located sewage pipes's top, sewage pipes's delivery port accesss to the breed sewage recovery processing system of outside setting.

3. The container-type sewage collecting and discharging aquaculture system of claim 2, wherein: the included angle between the connecting pipe and the bottom surface of the water treatment tank is 40-50 degrees; the carrying pipe positioned outside the water treatment tank is provided with an electromagnetic valve for controlling sewage discharge; the carrying pipe is in an inverted U shape, and the vertical height of the carrying pipe is 18-20 cm; the horizontal distance between the sewage suction pipeline and the sewage collection pipeline is 20-30 cm; the sewage collecting pipeline is at least one pipeline arranged side by side, and the length of each pipeline is 60-80 cm.

4. The container-type sewage collecting and discharging aquaculture system of claim 1, wherein: the drain hole is rectangular; an end cover is arranged at the top of the water collecting pipeline, and a water outlet of the water collecting pipeline is arranged on one side of the water collecting pipeline.

5. The container-type sewage collecting and discharging aquaculture system of claim 1, wherein: the sedimentation tank includes the ascending rectangular channel of opening be equipped with the filter screen in the rectangular channel the equipartition has a plurality of small opening on the filter screen.

6. The container-type sewage collecting and discharging aquaculture system of claim 2, wherein: a control valve is arranged on the vent pipe; the upper part and the lower part of the vent pipe are both plastic pipelines, and the middle part of the vent pipe is a hose; the lower part of the vent pipe is fixed on one side of the sewage collecting pipeline through a pipe clamp.

7. The container-type sewage collecting and discharging aquaculture system of claim 1, wherein: and four corners of the bottom of the culture box and the bottom of the water treatment box are respectively provided with a nano aeration pipe, the nano aeration pipes are connected with an air outlet of a main air pipe through a soft air pipe, and an air inlet of the main air pipe is connected with an external Roots blower.

8. The container-type sewage collecting and discharging aquaculture system of claim 2, wherein: a biochemical ball is arranged in the biological purification area; bacterial colonies and algae seeds for removing ammonia nitrogen, nitrite and organic matters are distributed on the biochemical balls.

9. The container-type sewage collecting and discharging aquaculture system of claim 1, wherein: the bottom of the container type cultivation box is provided with a foot pier, and the height of the foot pier is more than or equal to 50 cm; breed case and water treatment tank and be retired container breed between the case and breed between case and the water treatment tank and be equipped with the vestibule respectively.

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