CN216918751U - Aquaculture normal position water treatment facilities - Google Patents
Aquaculture normal position water treatment facilities Download PDFInfo
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- CN216918751U CN216918751U CN202220838747.4U CN202220838747U CN216918751U CN 216918751 U CN216918751 U CN 216918751U CN 202220838747 U CN202220838747 U CN 202220838747U CN 216918751 U CN216918751 U CN 216918751U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The utility model provides an aquaculture normal position water treatment facilities, including sieve mesh reactor, float the board, the perforated pipe, the aeration pump, solar electric system and wind power generation system, sieve mesh reactor is connected in the below of floating the board, the intussuseption of sieve mesh reactor is filled with the suspension biological carrier, the fixed arrangement of perforated pipe is in sieve mesh reactor bottom, the aeration pump passes through the aeration connecting pipe and is connected with the perforated pipe, the aeration pump is connected with solar electric system and wind power generation system electricity, solar electric system and wind power generation system install on floating the board. The device floats in the aquaculture water body, and the sieve mesh reactor height does not exceed 2/3 of aquaculture pond depth of water, need not additionally to arrange the space, and the microorganism including nitrobacteria is attached to on the suspension microorganism carrier, but microorganism enrichment increases, gets rid of harmful pollutants such as ammonia nitrogen and nitrite nitrogen in the aquaculture water body fast, has simple structure, low in the cost of manufacture, need not any maintenance, need not running cost's characteristics.
Description
Technical Field
The utility model relates to a water treatment device for removing harmful substances such as ammonia nitrogen, nitrite nitrogen and the like in a water body in situ in an aquaculture pond, belonging to the technical field of water quality purification.
Background
The method is characterized in that a still water pond culture is a main aquaculture mode, baits are required to be regularly thrown into the pond to feed aquatic organisms, harmful substances generated by residual baits and excrement of the aquatic organisms are continuously accumulated in the pond, ammonia nitrogen and nitrite exceed standards, the pond has a direct toxic effect on the aquatic organisms, and water eutrophication is easily caused to ensure that algae are massively bred to consume dissolved oxygen in water.
Therefore, the pond needs to be replaced with water regularly, so that not only is a large amount of labor time consumed, but also a large amount of water resources are wasted, and the emission of water pollutants is increased; the pond also needs to be oxygenated regularly in the water, so as to meet the requirement of aquatic organisms on dissolved oxygen, and further increase the culture cost.
Chinese patent document CN109081441A discloses a system and method for in-situ remediation of aquaculture wastewater, the system comprises a nitrification reaction zone, a denitrification reaction zone and an aeration biological filter reaction zone which are arranged in series in a river channel in sequence, the number of microbial carriers, the number of microbial filter materials, the amount of aeration, the amount of added strains and the like in each reaction zone are set according to the water quantity and the water quality of the aquaculture wastewater, then specific functional microbial strains are added to each reaction zone to be attached to the microbial carriers and the microbial filter materials for growth and enrichment, and the COD, BOD, ammonia nitrogen, total nitrogen and total phosphorus in the aquaculture wastewater are removed by utilizing the metabolism of microorganisms.
CN113429073A discloses an in-situ treatment system and an in-situ treatment method for aquaculture wastewater, wherein the in-situ treatment system is of a buried structure and comprises a pretreatment system, an electrolysis-ozone oxidation system, a percolation system and a heat pump system which are sequentially communicated; the synergistic effect of the electrooxidation and the ozone oxidation is adopted, and the filtration system utilizes an adsorption packing layer and a biological packing layer to strengthen the nitrogen and phosphorus removal effect of the culture wastewater.
The in-situ treatment system for the aquaculture wastewater has a complex structure, cannot be placed on the aquaculture water surface to move, and has high operation cost.
At present, an aquaculture water treatment system which is time-saving, labor-saving, low in cost, good in purification effect, high in speed and simple in operation and maintenance is urgently needed.
Disclosure of Invention
The utility model provides an aquaculture in-situ water treatment system which is time-saving, labor-saving, low in cost, good in purification effect and simple in operation and maintenance, aiming at the problem of removing pollutants such as ammonia nitrogen, nitrite nitrogen and the like in an aquaculture pond.
The utility model discloses an aquaculture in-situ water treatment device, which adopts the following technical scheme:
this system, including sieve mesh reactor, float the board, the perforated pipe, the aeration pump, solar electric system and wind power generation system, sieve mesh reactor connects in the below of floating the board, the intussuseption of sieve mesh reactor is filled with the suspension biological carrier, the fixed arrangement of perforated pipe is in sieve mesh reactor bottom, the aeration pump passes through the aeration connecting pipe and is connected with the perforated pipe, the aeration pump is connected with solar electric system and wind power generation system electricity, solar electric system and wind power generation system install on floating the board.
The sieve pore reactor is a uncovered cylindrical barrel body uniformly distributed with sieve pores, the diameter of the sieve pores on the sieve pore reactor is 50% of the particle size of the suspended biological carrier, and the opening rate is 20% -40%.
The filling rate of the suspended biological carrier in the mesh reactor is 40-60%. The density of the suspended biological carrier is 0.94-0.97 g/cm3. The external diameter of the suspended biological carrier is 9.5-30 mm, the height is 9-11 mm, and the wall thickness is 0.25-0.45 mm.
The diameter of an exposure hole on the perforated pipe is 2mm, and the ventilation capacity of a single hole is 1.60-1.75 m3/h。
An air supply amount (N m) of the aeration pump3H) is not less than the surface flow velocity (m/h) and the bottom area (m) of the sieve pore reactor2) The surface flow velocity is 5-15 m/h.
The device floats in the aquaculture water body, and the sieve mesh reactor height is no longer than 2/3 of aquaculture pond depth of water, need not additionally to arrange the space, and the microorganism including nitrobacteria is attached to on the suspension microorganism carrier, but the microorganism enrichment increases, gets rid of harmful pollutants such as ammonia nitrogen and nitrite nitrogen in the aquaculture water body fast, and the number of times of changing water that significantly reduces water pollutant and discharges.
The utility model has simple structure, low manufacturing cost, no need of any maintenance and operation cost, and is suitable for popularization and use; has the following characteristics:
1. the device can be directly thrown into the culture water body by floating in the culture water body, belongs to an in-situ water treatment device, and does not need additional arrangement space;
2. microorganisms including nitrifying bacteria are attached to and grow on the suspended microorganism carriers, and the culture water body is fully contacted with the microorganisms such as the nitrifying bacteria and the like through the air stripping effect of aeration and oxygenation, so that the purification effect is good, the purification speed is high, and the times of changing water in the pond can be greatly reduced;
3. the aeration and oxygenation are carried out on the culture water body, so that the requirement of microorganisms attached to the suspended microorganism carriers can be met, the dissolved oxygen can be provided for aquatic organisms, the bubbles are reduced due to the shearing of the suspended microorganism carriers and the bubbles, and the oxygen transfer efficiency of the water body can be improved;
4. the microorganisms fixed on the suspended microorganism carrier are fluidized in the culture water body under the action of aeration, and are automatically and quickly updated and replaced under the action of shearing with water, so that the culture device is free from any maintenance, simple and convenient to use, time-saving and labor-saving;
5. the solar energy aeration pump has the advantages that the structure is simple, the manufacturing cost is low, the solar energy power generation system and the wind energy power generation system are adopted to supply power for the aeration pump, and the operation cost is avoided;
6. the biofilm which is automatically renewed and fallen off on the suspended microorganism carrier is directly released into the culture water body and can also be used as the bait of aquatic organisms;
7. the suspended microbe carrier is always in the culture water body, can be attached to and enrich microbes suitable for the water body, and is not only suitable for freshwater culture, but also suitable for seawater culture.
Drawings
FIG. 1 is a schematic view of the structure of an in-situ water treatment device for aquaculture.
In the figure: 1. the system comprises a sieve pore reactor, 2 parts of a floating plate, 3 parts of a suspended microorganism carrier, 4 parts of a perforated pipe system, 5 parts of an aeration pump, 6 parts of an aeration connecting pipe, 7 parts of a solar power generation system, 8 parts of a wind power generation system and 9 parts of a power distribution system.
Detailed Description
As shown in figure 1, the aquaculture in-situ water treatment device comprises a sieve pore reactor 1, a floating plate 2, a suspended microorganism carrier 3, a perforated pipe 4, an aeration pump 5, an aeration connecting pipe 6, a solar power generation system 7, a wind power generation system 8 and a power distribution system 9.
The sieve mesh reactor 1 is a uncovered cylindrical barrel body uniformly distributed with sieve meshes and is fixed below the floating plate 2, and the height of the sieve mesh reactor 1 is not more than 2/3 of the depth of water of the aquaculture pond. The diameter of the sieve holes on the sieve hole reactor 1 is 50 percent of the diameter of the suspended biological carrier 3, and the opening rate is 20 to 40 percent.
Suspended biological carriers 3 are filled in the mesh reactor 1, the filling rate is 40-60%, and the density is 0.94-0.97 g/cm3. The suspended biological carrier 3 is of a hollow structure, the outer diameter of the suspended biological carrier is 9.5-30 mm, the height of the suspended biological carrier is 9-11 mm, and the wall thickness of the suspended biological carrier is 0.25-0.45 mm.
Perforated pipes 4 are uniformly distributed at the bottom of the sieve pore reactor 1, the diameter of an air opening on each perforated pipe 4 is 2mm, and the air flow of the opening of each single hole is 1.60-1.75 m3/h。
The aeration pump 5 is connected to the perforated pipe 4 via an aeration connection pipe 6, and the amount of air supplied by the aeration pump 5 is N m3The flow velocity (m/h) of the surface and the bottom area (m) of the sieve pore reactor 1 are not less than2) The surface flow velocity is 5-15 m/h.
The aeration pump 5 is electrically connected with the solar power generation system 7 and the wind power generation system 8. The solar power generation system 7, the wind power generation system 8 and the power distribution system (distribution box) 9 are all fixedly arranged above the floating plate 2. The power generation terminals of the solar power generation system 7 and the wind power generation system 8 are arranged in the power distribution system 9 to finish power storage and supply power to the aeration pump 5.
The operation of the above-described apparatus is as follows.
When the floating plate type aquaculture pond water surface treatment device is used, the floating plate 2, the aeration pump 5, the solar power generation system 7, the wind power generation system 8 and the power distribution system 9 are located above the water surface of the aquaculture pond, and the sieve pore reactor 1, the suspended microorganism carriers 3 and the perforated pipes 4 are located below the water surface of the aquaculture pond and are immersed in a water body. Electric power is generated by the solar power generation system 7 and the wind power generation system 8, and is supplied to the aeration pump 5 through the power distribution system 9. Aeration pump 5 is passed through aeration connecting pipe 6 and perforated pipe 4 and is oxygenated to the aeration in the aquaculture water body of sieve mesh reactor 1 space range, and ascending bubble passes through the air stripping effect and makes aquaculture water body at sieve mesh reactor 1 inner loop, finally overflows through the sieve mesh of the superiors, gets into the aquaculture water body outside the sieve mesh reactor 1 space range.
Microorganisms such as nitrobacteria and the like are attached to and enriched on the suspended microorganism carrier 3, the density is close to that of water, the suspended microorganism carrier 3 is enabled to continuously roll and fluidize in the sieve pore reactor 1 under the disturbance action of aeration and fully contact with the aquaculture water, and pollutants such as ammonia nitrogen, nitrite nitrogen and the like in the aquaculture water can be rapidly removed.
The suspended microbe carrier 3 continuously cuts bubbles when rolling and fluidizing, so that the bubbles become smaller, and the oxygen transfer efficiency in the water body can be improved. The suspended microbe carrier 3 is used for shearing with water body when rolling and fluidizing, so that the microbes are quickly updated and replaced, and the fallen biological film is released into the culture water body and can be used as the bait of aquatic organisms.
Claims (8)
1. An aquaculture normal position water treatment facilities, characterized by: including sieve mesh reactor, float board, perforated pipe, aeration pump, solar electric system and wind power generation system, sieve mesh reactor is connected in the below of floating the board, and the intussuseption of sieve mesh reactor is filled with the suspension biological carrier, and the perforated pipe is fixed to be arranged in sieve mesh reactor bottom, and the aeration pump passes through the aeration connecting pipe and is connected with the perforated pipe, and the aeration pump is connected with solar electric system and wind power generation system electricity, and solar electric system and wind power generation system install on floating the board.
2. The aquaculture in-situ water treatment device as claimed in claim 1, wherein: the sieve pore reactor is a uncovered cylindrical barrel body uniformly distributed with sieve pores.
3. An aquaculture in situ water treatment apparatus according to claim 1 or 2 wherein: the diameter of the sieve pores on the sieve pore reactor is 50% of the particle size of the suspended biological carrier, and the opening rate is 20% -40%.
4. The aquaculture in-situ water treatment device as claimed in claim 1, wherein: the filling rate of the suspended biological carrier in the mesh reactor is 40-60%.
5. The aquaculture in-situ water treatment device as claimed in claim 1, wherein: the density of the suspended biological carrier is 0.94-0.97 g/cm3。
6. The aquaculture in-situ water treatment device as claimed in claim 1, wherein: the external diameter of the suspended biological carrier is 9.5-30 mm, the height is 9-11 mm, and the wall thickness is 0.25-0.45 mm.
7. The aquaculture in-situ water treatment device as claimed in claim 1, wherein: the diameter of an exposure hole on the perforated pipe is 2mm, and the ventilation capacity of a single hole is 1.60-1.75 m3/h。
8. The aquaculture in-situ water treatment device as claimed in claim 1, wherein: the air supply quantity of the aeration pump is not less than the product of the surface velocity and the bottom area of the sieve pore reactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220838747.4U CN216918751U (en) | 2022-04-12 | 2022-04-12 | Aquaculture normal position water treatment facilities |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220838747.4U CN216918751U (en) | 2022-04-12 | 2022-04-12 | Aquaculture normal position water treatment facilities |
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| Publication Number | Publication Date |
|---|---|
| CN216918751U true CN216918751U (en) | 2022-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220838747.4U Active CN216918751U (en) | 2022-04-12 | 2022-04-12 | Aquaculture normal position water treatment facilities |
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| Country | Link |
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| CN (1) | CN216918751U (en) |
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2022
- 2022-04-12 CN CN202220838747.4U patent/CN216918751U/en active Active
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