CN210367355U - Aquaculture sewage treatment system - Google Patents

Aquaculture sewage treatment system Download PDF

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CN210367355U
CN210367355U CN201921279431.0U CN201921279431U CN210367355U CN 210367355 U CN210367355 U CN 210367355U CN 201921279431 U CN201921279431 U CN 201921279431U CN 210367355 U CN210367355 U CN 210367355U
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purification
pond
culture pond
water outlet
sewage
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CN201921279431.0U
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顾根生
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顾根生
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Abstract

The utility model relates to a sewage treatment field discloses an aquaculture sewage treatment system, include: the device comprises a culture pond, a purification device, a dry-wet separator, a collection barrel and an ecological pond; aquatic products are cultured in the culture pond, and a sewer pipeline for discharging sewage is arranged at the bottom of the culture pond; the two side ends of the purification device are respectively provided with a purification water inlet pipe and a purification water outlet pipe, and the bottom of the purification device is provided with a drain pipe; the purification water inlet pipe is connected with a sewer pipeline; the water outlet port of the purification water outlet pipe is communicated with the culture pond; the sewage discharge pipe is connected with an inlet of the dry-wet separator so as to guide the sewage at the bottom of the purification device into the dry-wet separator for dry-wet separation; a collecting barrel is arranged at a solid outlet of the dry-wet separator; the liquid outlet of the dry-wet separator leads to an ecological pool, and aquatic plants are cultured in the ecological pool. In this way, the utility model discloses can handle the back and recycle containing incomplete bait, faecal sewage, sewage treatment is efficient, the effectual pollution problem of avoiding discharging sewage and causing.

Description

Aquaculture sewage treatment system
Technical Field
The utility model relates to a sewage treatment field especially relates to an aquaculture sewage treatment system.
Background
In the process of aquaculture of aquatic products (aquatic organisms such as shrimps and fishes), the treatment of harmful substances such as produced residual baits and excrement is particularly important, if the harmful substances are not treated in time, the harmful substances in the water are gradually increased, the balance of the water environment is changed, various changes of the water quality and the water color are generated, and the aquaculture is not facilitated.
At present, the sewage treatment in the aquaculture process adopts a manual discharge mode, namely, the sewage containing a large amount of residual baits and excrement is completely discharged, and then fresh and clean water is injected. The sewage disposal mode has low efficiency, large water consumption and unsatisfactory sewage disposal effect, can not solve the pollution problem caused by the discharged sewage, and does not meet the requirements of the modern aquaculture industry.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides an aquaculture sewage treatment system, can handle the back to containing incomplete bait, faecal sewage and recycle, sewage treatment is efficient, the effectual pollution problem of avoiding discharging sewage and causing.
In order to solve the technical problem, the utility model discloses a technical scheme be: there is provided an aquaculture wastewater treatment system comprising: the device comprises a culture pond, a purification device, a dry-wet separator, a collection barrel and an ecological pond; aquatic products are cultured in the culture pond, and a sewer pipeline for discharging sewage is arranged at the bottom of the culture pond; a purification water inlet pipe and a purification water outlet pipe are respectively arranged at two side ends of the purification device, a drain pipe is arranged at the bottom of the purification device, and a switch valve is arranged on the drain pipe; the purification water inlet pipe is connected with the sewer pipeline so as to guide the sewage mixed with excrement at the bottom of the culture pond into a purification device for filtration treatment; the water outlet port of the purification water outlet pipe is communicated with the culture pond so as to lead the purified and clean water back to the culture pond; the sewage discharge pipe is connected with an inlet of the dry-wet separator so as to guide the mixed sewage precipitated and gathered at the bottom of the purification device into the dry-wet separator for dry-wet separation; the collecting barrel is arranged at a solid outlet of the dry-wet separator; and a liquid outlet of the dry-wet separator is communicated with the ecological pool, and aquatic plants are cultured in the ecological pool.
Preferably, the purification device comprises a primary filter tank, a secondary filter tank, a tertiary filter tank and a drainage pump for controlling water to flow circularly for filtering, wherein the primary filter tank, the secondary filter tank and the tertiary filter tank are connected in sequence; the connecting hole between the first-stage filtering tank and the second-stage filtering tank, the connecting hole between the second-stage filtering tank and the third-stage filtering tank and the water outlet on the third-stage filtering tank are all positioned at the upper part of the corresponding filtering tank; the drainage pump works, sewage mixed with excrement at the bottom of the culture pond flows into the primary filter pond, the secondary filter pond and the tertiary filter pond in sequence for full filtration, and the filtered clean water flows back into the culture pond; the bottom of the first-stage filtering tank, the bottom of the second-stage filtering tank and the bottom of the third-stage filtering tank are provided with the sewage discharge pipes.
Preferably, the bottom of the tank of one-level filtering pond, second grade filtering pond and tertiary filtering pond all are sunken form, the entry correspondence of blow off pipe is located the lowest of each filtering pond bottom of the tank.
Preferably, the drainage pump is arranged between the purification water inlet pipe and the primary filtering tank; the water inlet end of the drainage pump is connected with the purification water inlet pipe, and the water outlet end of the drainage pump is connected with the water inlet of the primary filtering tank.
Preferably, a plurality of culture ponds are provided, and sewer pipes at the bottoms of the culture ponds are all communicated with the purification water inlet pipe; the purification water outlet pipe is provided with a plurality of water outlet ports, and the plurality of water outlet ports respectively lead to the plurality of culture ponds one by one.
Preferably, the water outlet port of the purification water outlet pipe is positioned above the culture pond.
Preferably, the sewer pipeline is horizontally and transversely embedded at the bottom of the culture pond, and the length direction of the sewer pipeline is the same as that of the culture pond; and a plurality of sewer holes for sewage mixed with excrement at the bottom of the culture pond to flow into are distributed on the sewer pipeline.
Preferably, the inner surface of the bottom of the culture pond is inclined and sunken from the edge to the lower water hole.
Preferably, the size of the water outlet hole is smaller than that of the aquatic product in the culture pond; or the size of the water outlet is not smaller than that of the aquatic product in the culture pond, and a filter screen is arranged on the water outlet.
Preferably, the aquatic plant is one or a combination of any more of cress, wild rice stem, lotus, water lily, floral giant reed, cattail, loosestrife, allium fistulosum, green-leaf allium fistulosum and acorus calamus.
The utility model has the advantages that: the utility model discloses can purify filtration treatment to containing incomplete bait, faecal sewage, and purify the clean hydroenergy in back and drop into recycling once more to the saving water consumption, and can also carry out the wet-dry separation to the high concentration sewage that stores up when filtering and handle, the solid-state thing after the separation can regard as fertilizer, and the liquid water after the separation can be discharged and breed aquatic plant in the ecological pond, can reach the purpose to sewage make full use of, has also solved the pollution problem that sewage caused simultaneously.
Drawings
FIG. 1 is a schematic structural view of a preferred embodiment of an aquaculture sewage treatment system of the present invention;
FIG. 2 is a schematic diagram of a longitudinal sectional structure of a culture pond in the aquaculture sewage treatment system of the present invention.
The parts in the drawings are numbered as follows: 1. a culture pond; 2. a sewer pipeline; 21. a drain hole; 3. a purification device; 31. a primary filtering tank; 32. a secondary filtering tank; 33. a third stage filter tank; 34. draining pump; 35. purifying the water inlet pipe; 36. a purification water outlet pipe; 37. a blow-off pipe; 38. opening and closing the valve; 4. a dry-wet separator; 5. a collection barrel; 6. an ecological pool.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Referring to fig. 1 and 2, an embodiment of the present invention includes:
an aquaculture wastewater treatment system comprising: the device comprises a culture pond 1, a purification device 3, a dry-wet separator 4, a collection barrel 5 and an ecological pond 6; aquatic products are cultured in the culture pond 1; the purification device 3 is connected with the culture pond 1, and the purification device 3 can filter sewage and can perform water circulation; the dry-wet separator 4 is connected with the purification device 3, and the dry-wet separator 4 is used for treating the precipitate in the purification device 3 and can perform dry-wet separation on the precipitate; the collecting barrel 5 is connected with the dry-wet separator 4, and the collecting barrel 5 is used for collecting the pressing slag separated by the dry-wet separator 4; the ecological pool 6 is connected with the dry-wet separator 4, the ecological pool 6 is used for treating the liquid separated by the dry-wet separator 4, and the ecological pool 6 can purify the liquid.
The bottom of the culture pond 1 is provided with a sewer pipeline 2 for sewage discharge, the sewer pipeline 2 can discharge water in the culture pond 1 from the bottom of the culture pond 1, and the flowing of the water can bring harmful substances such as residual baits and excrement precipitated at the bottom of the culture pond 1 into the sewer pipeline 2, so that the cleanness of the water in the culture pond 1 is ensured. The sewer pipeline 2 is horizontally and transversely embedded at the bottom of the culture pond 1, and the length direction of the sewer pipeline 2 is the same as that of the culture pond 1; a plurality of sewage holes 21 for sewage mixed with excrement at the bottom of the culture pond 1 to flow into are distributed on the sewage pipeline 2; the inner surface of the bottom of the culture pond 1 is inclined and sunken from the edge to the lower water hole 21; this structural design can the higher impurity of discharge sediment in 1 bottoms in the breed pond of efficiency, and can reduce the pipeline quantity, with low costs. Normally, the size of the sewer hole 21 is smaller than that of the aquatic product in the culture pond 1, so as to prevent the aquatic product from entering the sewer pipe 2. However, since the aquatic products in the culture pond 1 grow from small to large, when the aquatic products are young, the size of the aquatic products in the culture pond 1 may be smaller than or equal to the size of the lower water holes 21, and at this time, a layer of filter screen is laid on the lower water holes 21, and the size of the mesh of the filter screen is only suitable for harmful substances such as residual bait, feces and the like to pass through.
The two side ends of the purification device 3 are respectively provided with a purification water inlet pipe 35 and a purification water outlet pipe 36; the purification inlet pipe 35 is connected to the sewer pipe 2 to introduce the sewage mixed with excrement at the bottom of the culture pond 1 into the purification apparatus 3 for filtration treatment. The outlet port of the purified outlet pipe 36 opens into the culture pond 1 to introduce purified and clean water back into the culture pond 1. The water outlet port of the purified water outlet pipe 36 is positioned above the culture pond 1, the structural design simulates the ecological circulation flow of nature water, clean water flowing out of the purified water outlet pipe 36 can fall into the culture pond 1 from a high position, and in the falling process, water can be in large-area contact with air and impact into the culture pond 1, so that the water in the whole culture pond 1 flows, and the oxygen content of the water in the culture pond 1 can be improved.
The bottom of purifier 3 is provided with blow off pipe 37, be provided with switch valve 38 on the blow off pipe 37, regularly open switch valve 38 can discharge the high concentration sewage of gathering in the purifier 3 bottom. The drain pipe 37 is connected to an inlet of the dry-wet separator 4 to guide the mixed sewage (high concentration sewage) precipitated and collected at the bottom of the purification apparatus 3 to the dry-wet separator 4 for dry-wet separation. The collecting barrel 5 is arranged at the solid outlet of the dry-wet separator 4; the liquid outlet of the dry-wet separator 4 leads to the ecological pool 6, and aquatic plants are cultivated in the ecological pool 6. The aquatic plant is one or the combination of any more of cress, wild rice stem, lotus, water lily, bamboo reed leaves, cattail, loosestrife, allium japonicum thunb, green leaf allium fistulosum and acorus calamus, and can absorb nutrient substances dissolved in water, so that the water quality is purified.
The purification device 3 comprises a primary filtering tank 31, a secondary filtering tank 32 and a tertiary filtering tank 33 which are connected in sequence, and a drainage pump 34 for controlling the water circulation flow to filter. The drainage pump 34 is arranged between the purified water inlet pipe 35 and the primary filtering tank 31; the water inlet end of the drainage pump 34 is connected to the purified water inlet pipe 35, and the water outlet end of the drainage pump 34 is connected to the water inlet of the primary filtering tank 31. The primary filtering tank 31 adopts a physical method, and mainly removes substances such as large suspended substances, sand grains and the like in the wastewater by means of grid interception, sedimentation and the like; the secondary filter tank 32 adopts a biochemical method, and removes suspended and dissolved organic matters and nutrient salts such as nitrogen, phosphorus and the like in the wastewater by means of life movement of microorganisms and the like; the third-stage filtering tank 33 also adopts a physical method, and impurities in water are removed again mainly through filtering means such as sponge and the like, so that the quality of the water is ensured, and the recycling is convenient. The connecting hole between the first-stage filtering tank 31 and the second-stage filtering tank 32, the connecting hole between the second-stage filtering tank 32 and the third-stage filtering tank 33 and the water outlet on the third-stage filtering tank 33 are all positioned at the upper part of the corresponding filtering tank, so that the filtered cleaner water flows into the next tank; the drainage pump 34 works, the sewage mixed with excrement at the bottom of the culture pond 1 flows into the primary filtering pond 31, the secondary filtering pond 32 and the tertiary filtering pond 33 in sequence to be fully filtered, the filtered clean water flows back to the culture pond 1, and the drainage pump 34 works to enable the water to flow circularly, so that the aim of filtering harmful substances such as residual bait, excrement and the like in the water is fulfilled, the quality of the water in the culture pond 1 is ensured, the sewage treatment efficiency is high, the sewage treatment effect is good, and the water is not wasted. The bottom of the first-stage filtering tank 31, the bottom of the second-stage filtering tank 32 and the bottom of the third-stage filtering tank 33 are provided with the sewage discharge pipe 37. The bottom of the pool of one-level filtering pond 31, second grade filtering pond 32 and tertiary filtering pond 33 all is sunken form, the entry correspondence of blow off pipe 37 is located the lowest department at each filtering ponds bottom of the pool to better carry out periodic discharge to the high concentration sewage that deposits at the bottom of the pool.
When the culture pond 1 is multiple: the sewer pipes 2 at the bottoms of the culture ponds 1 are all communicated with the purification water inlet pipe 35; the purification outlet pipe 36 has a plurality of outlet ports, which are respectively led to the plurality of culture ponds 1 one by one.
The utility model discloses can purify filtration treatment to containing incomplete bait, faecal sewage, and purify the clean hydroenergy in back and drop into recycling once more to the saving water consumption, and can also carry out the wet-dry separation to the high concentration sewage that stores up when filtering and handle, the solid-state thing after the separation can regard as fertilizer, and the liquid water after the separation can be discharged and breed aquatic plant in ecological pond 6, can reach the purpose to sewage make full use of, has also solved the pollution problem that sewage caused simultaneously.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims (10)

1. An aquaculture wastewater treatment system, comprising: the device comprises a culture pond, a purification device, a dry-wet separator, a collection barrel and an ecological pond; aquatic products are cultured in the culture pond, and a sewer pipeline for discharging sewage is arranged at the bottom of the culture pond; a purification water inlet pipe and a purification water outlet pipe are respectively arranged at two side ends of the purification device, a drain pipe is arranged at the bottom of the purification device, and a switch valve is arranged on the drain pipe; the purification water inlet pipe is connected with the sewer pipeline so as to guide the sewage mixed with excrement at the bottom of the culture pond into a purification device for filtration treatment; the water outlet port of the purification water outlet pipe is communicated with the culture pond so as to lead the purified and clean water back to the culture pond; the sewage discharge pipe is connected with an inlet of the dry-wet separator so as to guide the mixed sewage precipitated and gathered at the bottom of the purification device into the dry-wet separator for dry-wet separation; the collecting barrel is arranged at a solid outlet of the dry-wet separator; and a liquid outlet of the dry-wet separator is communicated with the ecological pool, and aquatic plants are cultured in the ecological pool.
2. An aquaculture wastewater treatment system according to claim 1, wherein: the purification device comprises a primary filter tank, a secondary filter tank, a tertiary filter tank and a drainage pump, wherein the primary filter tank, the secondary filter tank and the tertiary filter tank are sequentially connected, and the drainage pump is used for controlling water to circularly flow for filtering; the connecting hole between the first-stage filtering tank and the second-stage filtering tank, the connecting hole between the second-stage filtering tank and the third-stage filtering tank and the water outlet on the third-stage filtering tank are all positioned at the upper part of the corresponding filtering tank; the drainage pump works, sewage mixed with excrement at the bottom of the culture pond flows into the primary filter pond, the secondary filter pond and the tertiary filter pond in sequence for full filtration, and the filtered clean water flows back into the culture pond; the bottom of the first-stage filtering tank, the bottom of the second-stage filtering tank and the bottom of the third-stage filtering tank are provided with the sewage discharge pipes.
3. An aquaculture wastewater treatment system according to claim 2, wherein: the bottom of the tank of one-level filtering pond, second grade filtering pond and tertiary filtering pond all are sunken form, the entry correspondence of blow off pipe is located the lowest of each filtering pond bottom of the pool.
4. An aquaculture wastewater treatment system according to claim 2, wherein: the drainage pump is arranged between the purification water inlet pipe and the primary filtering tank; the water inlet end of the drainage pump is connected with the purification water inlet pipe, and the water outlet end of the drainage pump is connected with the water inlet of the primary filtering tank.
5. An aquaculture wastewater treatment system according to claim 1, wherein: a plurality of culture ponds are arranged, and sewer pipes at the bottoms of the culture ponds are all communicated with the purification water inlet pipe; the purification water outlet pipe is provided with a plurality of water outlet ports, and the plurality of water outlet ports respectively lead to the plurality of culture ponds one by one.
6. An aquaculture wastewater treatment system according to claim 1, wherein: and the water outlet port of the purification water outlet pipe is positioned above the culture pond.
7. An aquaculture wastewater treatment system according to claim 1, wherein: the sewer pipeline is horizontally and transversely embedded at the bottom of the culture pond, and the length direction of the sewer pipeline is the same as that of the culture pond; and a plurality of sewer holes for sewage mixed with excrement at the bottom of the culture pond to flow into are distributed on the sewer pipeline.
8. An aquaculture wastewater treatment system according to claim 7, wherein: the inner surface of the bottom of the culture pond is inclined and sunken from the edge to the lower water hole.
9. An aquaculture wastewater treatment system according to claim 7, wherein: the size of the water outlet hole is smaller than that of the aquatic product in the culture pond; or the size of the water outlet is not smaller than that of the aquatic product in the culture pond, and a filter screen is arranged on the water outlet.
10. An aquaculture wastewater treatment system according to claim 1, wherein: the aquatic plant is one or more of herba Oenanthes Javanicae, caulis Zizaniae Caduciflorae, flos Nelumbinis, flos Nymphae, bamboo leaf and rhizoma Phragmitis, rhizoma Typhae, herba Lythrum Serpentis, herba Alii Fistulosi, and rhizoma Acori Calami.
CN201921279431.0U 2019-08-08 2019-08-08 Aquaculture sewage treatment system Active CN210367355U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921279431.0U CN210367355U (en) 2019-08-08 2019-08-08 Aquaculture sewage treatment system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921279431.0U CN210367355U (en) 2019-08-08 2019-08-08 Aquaculture sewage treatment system

Publications (1)

Publication Number Publication Date
CN210367355U true CN210367355U (en) 2020-04-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921279431.0U Active CN210367355U (en) 2019-08-08 2019-08-08 Aquaculture sewage treatment system

Country Status (1)

Country Link
CN (1) CN210367355U (en)

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