CN110655282A - Four-in-one treatment device for black and odorous water body - Google Patents
Four-in-one treatment device for black and odorous water body Download PDFInfo
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- CN110655282A CN110655282A CN201911083794.1A CN201911083794A CN110655282A CN 110655282 A CN110655282 A CN 110655282A CN 201911083794 A CN201911083794 A CN 201911083794A CN 110655282 A CN110655282 A CN 110655282A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 124
- 238000005273 aeration Methods 0.000 claims abstract description 65
- 241000894006 Bacteria Species 0.000 claims abstract description 36
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 19
- 239000010865 sewage Substances 0.000 claims abstract description 18
- 241000233866 Fungi Species 0.000 claims abstract description 12
- 238000006213 oxygenation reaction Methods 0.000 claims description 18
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- 238000007667 floating Methods 0.000 claims description 9
- 239000004575 stone Substances 0.000 claims description 9
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- 239000000463 material Substances 0.000 claims description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 3
- 235000010410 calcium alginate Nutrition 0.000 claims description 3
- 229960002681 calcium alginate Drugs 0.000 claims description 3
- 239000000648 calcium alginate Substances 0.000 claims description 3
- OKHHGHGGPDJQHR-YMOPUZKJSA-L calcium;(2s,3s,4s,5s,6r)-6-[(2r,3s,4r,5s,6r)-2-carboxy-6-[(2r,3s,4r,5s,6r)-2-carboxylato-4,5,6-trihydroxyoxan-3-yl]oxy-4,5-dihydroxyoxan-3-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylate Chemical compound [Ca+2].O[C@@H]1[C@H](O)[C@H](O)O[C@@H](C([O-])=O)[C@H]1O[C@H]1[C@@H](O)[C@@H](O)[C@H](O[C@H]2[C@H]([C@@H](O)[C@H](O)[C@H](O2)C([O-])=O)O)[C@H](C(O)=O)O1 OKHHGHGGPDJQHR-YMOPUZKJSA-L 0.000 claims description 3
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Botany (AREA)
- Biotechnology (AREA)
- Biological Treatment Of Waste Water (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The invention discloses a four-in-one treatment device for black and odorous water, wherein a discharge port of a microbial agent box is connected with a fungus bed supporter, the microbial agent box is used for containing a water treatment microbial agent, a fan is communicated with micro-nano aeration equipment, the micro-nano aeration equipment introduces sewage, the micro-nano aeration equipment is communicated with a gas distribution pipe, micropores are formed in the gas distribution pipe, and the gas distribution pipe is arranged in the water below the fungus bed supporter; the water pump is communicated with the flow-making nozzle, the outlet of the fan is communicated with the air suction opening of the jet flow nozzle through an air guide pipe, and the air suction opening of the jet flow nozzle is communicated with the air suction opening of the flow-making nozzle. According to the technical scheme, the four-in-one technology of flow making, micro-nano aeration, biological bacteria distribution and ecological restoration is adopted, so that the circulation of the water body is accelerated, the dissolved oxygen concentration in the water body is improved, the degradation effect of efficient microorganisms is exerted, the pollutant degradation efficiency is improved, and the self-cleaning capacity of the water body is enhanced.
Description
Technical Field
The invention relates to the technical field of pollution treatment, in particular to a four-in-one treatment device for black and odorous water.
Background
At present, attention is paid to black and odorous water treatment, and oxygenation, flow making and biological agent scattering are necessary means for black and odorous river treatment. The artificial reoxygenation is a technology for accelerating reoxygenation of water by filling air or oxygen into the water by adopting an artificial means, and combines a plug flow technology to be beneficial to the transfer and diffusion of the oxygen in the air to the water, the speed of releasing phosphorus from bottom mud and the like, and at present, biological agents can degrade organic matters and ammonia nitrogen in the water by scattering or using a put-in space to make strains nidate.
At present, the equipment for oxygenating, producing and putting in the biological agent for treating the black and odorous water body only has single functions, and has high energy consumption and huge structure. The existing oxygenation equipment has micro-nano aeration, the flow making equipment has mechanical stirring and jet stirring, and the microorganism bacterium agent feeding has bed-setting technologies such as ecological cages, space culture and the like. The oxygen charging and flow making equipment for treating the black and odorous water body has single structure and function, the micro-nano aeration area of the oxygen charging equipment is limited, the flow pushing effect is basically absent, the mechanical stirring plays a role in flow pushing, the energy consumption is high, the jet aeration has a main function of flow pushing, the aeration performance is limited, and the biological degradation function of the microbial agent is limited due to the implantation equipment of the microbial agent.
Disclosure of Invention
Aiming at least one of the problems, the invention provides a four-in-one treatment device for black and odorous water, which adopts a four-in-one technology of flow generation, micro-nano aeration, biological bacteria distribution and ecological restoration, provides external power for the water through a jet flow oxygenation assembly, accelerates the circulation of the water, and simultaneously adopts the micro-nano aeration assembly to carry out micro-nano aeration oxygenation on the water, so as to improve the concentration of dissolved oxygen in the water and provide oxygen for the microbial degradation process in the water.
In order to achieve the purpose, the invention provides a four-in-one treatment device for black and odorous water, which comprises: the device comprises a floating bed support, and a bacteria distribution bed assembly, a micro-nano aeration assembly and a jet flow oxygenation assembly which are arranged on the floating bed support; the bacteria distribution bed component comprises a bacteria agent bin and a bacteria bed supporter, a discharge port of the bacteria agent bin is connected with the bacteria bed supporter, the bacteria agent bin is filled with a water body treatment bacteria agent, and the bacteria bed supporter provides an aerobic flora growth environment; the micro-nano aeration component comprises a fan, micro-nano aeration equipment and an air distribution pipe, the fan is communicated with an air inlet of the micro-nano aeration equipment through an air inlet pipe, a water inlet of the micro-nano aeration equipment introduces sewage through a pressurized water pump, a water outlet of the micro-nano aeration equipment is communicated with the air distribution pipe through an air guide pipe, micropores are formed in the air distribution pipe, and the air distribution pipe is arranged in a water body below the fungus bed supporter; the jet flow oxygenating assembly comprises a water pump, a flow making nozzle, a jet flow nozzle suction opening and an induced draft pipe, sewage is introduced into an inlet of the water pump through a river water introducing pipe, an outlet of the water pump is communicated with the flow making nozzle, an outlet of the fan is communicated with the jet flow nozzle suction opening through the induced draft pipe, and the jet flow nozzle suction opening is communicated with the suction opening of the flow making nozzle.
In the above technical solution, preferably, the fungus bed supporter includes a biological structure supporter and a biological base, the biological structure supporter is fastened and fixed with the biological base, and a plurality of convex ridges and concave ridges are uniformly distributed on the biological structure supporter.
In the above technical solution, preferably, the material of the biostructure support includes hydrophilic polymer materials of polyvinyl alcohol and polyacrylamide, oyster shell whiting and calcium alginate, and the biobased is formed by extrusion of plant fibers.
In the above technical scheme, preferably, the micro-nano aeration equipment comprises an air inlet, a fixed string rotor, a rotary aeration stone and the water inlet and the water outlet, the air inlet is arranged at the top end of the micro-nano aeration equipment, the rotary aeration stone corresponds to the air inlet and is connected to the fixed string rotor, and the water inlet and the water outlet are respectively arranged at the upper part and the lower part of the side wall of the micro-nano aeration equipment.
In the above technical scheme, preferably, the micro-nano aeration assembly includes a plurality of the air distribution pipes, the plurality of air distribution pipes are arranged in parallel at equal intervals, the air distribution pipes are PVC pipes, and the plurality of micropores are uniformly arranged on the air distribution pipes.
In the above technical scheme, preferably, the flow-making nozzle includes a fluid driving nozzle, an air suction opening, an air mixing chamber and a diffusion tube, the water pump outlet is communicated with the fluid driving nozzle, the air mixing chamber is arranged between the fluid driving nozzle and the diffusion tube, the air suction opening is communicated with the air mixing chamber, sewage passes through the fluid driving nozzle and is sprayed out by the diffusion tube, negative pressure is formed in the air mixing chamber, so that air is sucked into the air suction opening, and air flow and sewage flow are mixed to form a gas-liquid mixed flow.
In the above technical solution, preferably, the water pipe and the induced duct connected to the flow generating nozzle are respectively fixed with a threaded rod and fixed by passing through a fixing plate, and the water pipe and the induced duct are rotated by rotating the threaded rod on the front end side or the rear end side, so as to adjust the water spraying angle of the flow generating nozzle.
Compared with the prior art, the invention has the beneficial effects that: adopt and make stream + receive aeration + biological cloth fungus + ecological remediation's quadbit integrative technique a little, it provides outside power for the water to oxygenate the subassembly through the efflux, the circulation of water has been accelerated, adopt simultaneously to receive the aeration subassembly a little to carry out the aeration oxygenation a little to the water, dissolved oxygen concentration in the water has been improved, for microbial degradation process provides oxygen in the water, it has the fungus bed subassembly to distribute at the equipment built-in, the water fills the fungus through quadbit is integrative, thereby the degradation effect of high-efficient microorganism has been brought into play, pollutant degradation efficiency is improved, thereby avoid the phenomenon that blue-green algae gathers the integrated piece to appear on the water surface to take place, water self-purification ability has been strengthened, continuously maintain the water in stable good level.
Drawings
Fig. 1 is a schematic front perspective view of a four-in-one treatment device for black and odorous water bodies according to an embodiment of the present invention;
fig. 2 is a schematic rear-view three-dimensional structure view of a four-in-one treatment device for black and odorous water body according to an embodiment of the present invention;
FIG. 3 is a schematic perspective view of a fungal bed carrier according to an embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view of a fungal bed support according to one embodiment of the present disclosure;
fig. 5 is a schematic structural diagram of a micro-nano aeration assembly disclosed in one embodiment of the invention;
FIG. 6 is a schematic structural view of an air distribution pipe according to an embodiment of the present invention;
fig. 7 is a schematic structural view of a flow-generating nozzle according to an embodiment of the present invention.
In the drawings, the correspondence between each component and the reference numeral is:
1. the biological aerated concrete structure comprises a floating bed support, 2. a bacteria distribution bed component, 21. a bacteria agent bin, 22. a bacteria bed support, 221. a biological structure support, 222. a biological base, 223. a convex ridge, 224. a concave ridge, 3. a micro-nano aerated component, 31. a fan, 32. an air inlet pipe, 33. a micro-nano aerated device, 331. an air inlet, 332. a fixed string rotor, 333. an elastic cushion, 334. a rotary aerated stone, 335. a water inlet, 336. a water outlet, 34. an air guide pipe, 35. an air distribution pipe, 351. a micropore, 4. a jet oxygenation component, 41. a river water inlet pipe, 42. a water pump, 43. a water pipe, 44. a flow making nozzle, 441. a fluid driving nozzle, 442. an air suction port, 443. a gas mixing chamber, 444. a diffusion pipe, 45. an air guide pipe and 46. a jet.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The invention is described in further detail below with reference to the attached drawing figures:
as shown in fig. 1 and 2, the four-in-one treatment device for black and odorous water according to the present invention comprises: the device comprises a floating bed support 1, and a bacteria distribution bed component 2, a micro-nano aeration component 3 and a jet flow oxygenation component 4 which are arranged on the floating bed support 1; the bacteria distribution bed component 2 comprises a bacteria agent bin 21 and a bacteria bed supporter 22, a discharge hole of the bacteria agent bin 21 is connected with the bacteria bed supporter 22, the bacteria agent bin 21 is filled with water body treatment bacteria agent, and the bacteria bed supporter 22 provides an aerobic flora growth environment; the micro-nano aeration component 3 comprises a fan 31, micro-nano aeration equipment 33 and an air distribution pipe 35, wherein the fan 31 is communicated with an air inlet 331 of the micro-nano aeration equipment 33 through an air inlet pipe 32, a water inlet 335 of the micro-nano aeration equipment 33 introduces sewage through a pressurized water pump, a water outlet 336 of the micro-nano aeration equipment 33 is communicated with the air distribution pipe 35 through an air guide pipe 34, micropores 351 are formed in the air distribution pipe 35, and the air distribution pipe 35 is arranged in a water body below the fungus bed supporter 22; the jet flow oxygenation component 4 comprises a water pump 42, a flow making nozzle 44, a jet flow nozzle suction opening 46 and an induced draft pipe 45, wherein sewage is introduced into an inlet of the water pump 42 through a river water introduction pipe 41, an outlet of the water pump 42 is communicated with the flow making nozzle 44, an outlet of the fan 31 is communicated with the jet flow nozzle suction opening 46 through the induced draft pipe 45, and the jet flow nozzle suction opening 46 is communicated with a suction opening 442 of the flow making nozzle 44.
In this embodiment, the floating bed support 1 plays a main body frame, supports, fixed role, specifically, the floating bed support 1 comprises first body structure and frame, and the body structure includes two rows or multirow bodies, and the body comprises PP, PVC pipe, bamboo, HDPE material body case, is fixed by mounting groove and frame lock joint. The bacteria distribution bed component 2, the micro-nano aeration component 3 and the jet flow oxygenation component 4 in the device are all fixed on the frame in a welding and buckling mode. The support used by the frame is made of stainless steel pipes.
Specifically, a discharge port of the microbial inoculum bin 21 is connected with the microbial bed supporter 22, and the water body treatment microbial inoculum can be manually added at regular intervals. The fungal bed carrier 22 creates a stable environment for the growth of aerobic flora. In the micro-nano aeration component 3, introduced gas air enters the micro-nano aeration equipment 33 through the air inlet pipe 32. The micro-nano aeration equipment 33 is pressurized by the water pump 42, sewage flows in from the water inlet 335, and the sewage is aerated and oxygenated in the micro-nano aeration equipment 33 and then is discharged from the water outlet 336. Dissolved oxygen after the release can provide good aerobic environment for the biological digestion function of fungus bed module 2 on the one hand to take certain fungus membrane come-up that drops, on the other hand cooperates the stream making function of efflux oxygenation subassembly 4, can be with the region of well fostering at the surperficial large tracts of land diffusion, thereby the anaerobism region will be followed four-in-one equipment bottom and supplemented, increases water oxygenation efficiency.
Specifically, in the jet flow oxygenation assembly 4, the power source for flow generation is introduced into the sewage extracted from the river or other water sources through the river water inlet pipe 41 by the water pump 42, the gas for jet flow is provided to the jet flow nozzle air suction inlet 46 by the air introduction pipe 45 connected with the fan 31, the jet flow nozzle air suction inlet 46 is communicated to the flow generation nozzle 44, and the sewage and the gas flow form gas-liquid mixed flow in the venturi type flow generation nozzle 44 to realize secondary oxygenation and are ejected out by the flow generation nozzle 44. The sprayed power fluid can make flow within the range of 4-5 meters away from the equipment.
As shown in fig. 3 and 4, in the above embodiment, preferably, the fungal bed support 22 includes a biological structure support 221 and a biological base 222, and the biological structure support 221 and the biological base 222 are fastened and fixed at a distance of 20 × 20 cm. The biological structure support 221 has a plurality of ridges 223 and valleys 224 uniformly distributed thereon. The structures of the convex ridges 223 and the concave ridges 224 limit the growth thickness of the biological film of the active microorganism layer, limit the proportion of aerobic and anaerobic flora and avoid the unlimited thickening growth of the biological film. The biomembrane of mature flora with a certain thickness on the ridge 223 of the biological structure supporter 221 can periodically fall off under the action of aeration at the lower part, and the bacteria are diffused to the water surface far away from the equipment by the four-in-one flow making function, namely the jet oxygenation component 4, and are implanted and grown on the surfaces of other aquatic plants or rocks to carry out biological digestion of organic matters.
In the above embodiment, preferably, the material of the biological structure support 221 includes hydrophilic polymer materials of polyvinyl alcohol and polyacrylamide, oyster shell powder and calcium alginate, and the biological base 222 is formed by extrusion molding of plant fibers. The mechanism material can nourish a large amount of good-culture strains under the environment that oxygen is provided by the lower gas distribution pipe 35 of the micro-nano aeration component 3, the biological structure support 221 and the biological base 222 can provide a large specific surface area implantation growth environment for microbial strains in water, the biological base 222 can provide a slow-release carbon source for the microorganisms to well culture and digest organic matters in the water, and the biological structure support 221 enables the strain effect to be more efficiently exerted under the action of the lower micro-nano aeration.
As shown in fig. 5, in the above embodiment, preferably, the micro-nano aeration device 33 includes an air inlet 331, a fixed-string rotor 332, a rotating aeration stone 334, and an water inlet 335 and a water outlet 336, the air inlet 331 is disposed at the top end of the micro-nano aeration device 33, the rotating aeration stone 334 is connected to the fixed-string rotor 332 through an elastic pad 333 corresponding to the air inlet 331, and the water inlet 335 and the water outlet 336 are disposed at the upper portion and the lower portion of the side wall of the micro-nano aeration device 33, respectively. Specifically, in the micro-nano aeration equipment 33, a rotary aeration stone 334 connected with a fixed-chord rotor 332 rotates at a high speed, a negative pressure area is formed inside the micro-nano aeration equipment under the centrifugal action, air enters the negative pressure area through an air inlet 331, a peripheral liquid area and a central gas area are divided inside a container, the air is uniformly cut into micro-nano bubbles with the diameter of 5-50 wn by an air outlet of the high-speed rotating air stone, and the micro-nano bubbles are discharged from a water outlet 336.
As shown in fig. 6, in the above embodiment, preferably, the micro-nano aeration assembly 3 includes a plurality of air distribution pipes 35, the plurality of air distribution pipes 35 are equidistantly and parallelly disposed, the air distribution pipe 35 is a PVC pipe, and a plurality of micropores 351 are uniformly disposed on the air distribution pipe 35. After the micro-nano aeration equipment 33 pressurizes and dissolves oxygen, the oxygen is released through the micropores 351, the micro-nano aeration equipment 33 can produce micro-bubbles with the diameter of 50wn and several tens of nanometers (nm), the micro-bubbles can be quickly dissolved in water, and the oxygen dissolving efficiency is greatly improved. The air diffuses out from the micropores 351 under the action of pressure difference to form a plurality of tiny bubbles in the water, the diameter of the bubbles is about 1-3 microns, thereby generating turbulence of the water, completing the transfer of oxygen in the bubbles to the water and having good oxygen utilization rate.
As shown in fig. 7, in the above embodiment, preferably, the flow generating nozzle 44 includes a fluid driving nozzle 441, an air suction port 442, an air mixing chamber 443, and a diffusion tube 444, the outlet of the water pump 42 is communicated with the fluid driving nozzle 441, the air mixing chamber 443 is disposed between the fluid driving nozzle 441 and the diffusion tube 444, the air suction port 442 is communicated with the air mixing chamber 443, when the sewage passes through the fluid driving nozzle 441 and is sprayed out of the diffusion tube 444, negative pressure is formed in the air mixing chamber 443 so that the air suction port 442 sucks air, and the air flow is mixed with the sewage flow to form a mixed gas-liquid flow. Specifically, the air flow and the sewage water flow are mixed to form a violent shearing field, so that the gas-liquid mixed liquid flowing through the cavity is repeatedly and violently sheared, and the size of generated bubbles is reduced. The gas-liquid mixture flow is ejected from the diffuser tube 444 to perform a flow-making function and generate micron-sized bubbles.
In the above embodiment, it is preferable that the water pipe and the air guiding pipe 45 connected to the flow making nozzle 44 are respectively fixed with a threaded rod and fixed by passing through the fixing plate, and the water pipe and the air guiding pipe 45 are rotated by rotating the threaded rod on the front end side or the rear end side, thereby adjusting the water spraying angle of the flow making nozzle 44. The jet flow oxygenation component 4 can enable water in a certain area to flow, and the function of circulating water is achieved. Due to the micro-nano aeration component 3 and the introduction of an oxygenation link in a jet flow process, the oxygen dissolving function of a polluted water body can be improved in the operation process, beneficial microorganisms in the water body can be activated, and the microorganism is utilized to degrade, convert and utilize nutritive salt of the water body in cooperation with the bacteria distribution bed component 2, so that the purpose of treating the black and odorous water body is achieved, and ecological restoration of the water body is achieved.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a black smelly water four-in-one administers device which characterized in that includes: the device comprises a floating bed support, and a bacteria distribution bed assembly, a micro-nano aeration assembly and a jet flow oxygenation assembly which are arranged on the floating bed support;
the bacteria distribution bed component comprises a bacteria agent bin and a bacteria bed supporter, a discharge port of the bacteria agent bin is connected with the bacteria bed supporter, the bacteria agent bin is filled with a water body treatment bacteria agent, and the bacteria bed supporter provides an aerobic flora growth environment;
the micro-nano aeration component comprises a fan, micro-nano aeration equipment and an air distribution pipe, the fan is communicated with an air inlet of the micro-nano aeration equipment through an air inlet pipe, a water inlet of the micro-nano aeration equipment introduces sewage through a pressurized water pump, a water outlet of the micro-nano aeration equipment is communicated with the air distribution pipe through an air guide pipe, micropores are formed in the air distribution pipe, and the air distribution pipe is arranged in a water body below the fungus bed supporter;
the jet flow oxygenating assembly comprises a water pump, a flow making nozzle, a jet flow nozzle suction opening and an induced draft pipe, sewage is introduced into an inlet of the water pump through a river water introducing pipe, an outlet of the water pump is communicated with the flow making nozzle, an outlet of the fan is communicated with the jet flow nozzle suction opening through the induced draft pipe, and the jet flow nozzle suction opening is communicated with the suction opening of the flow making nozzle.
2. The black and odorous water four-in-one treatment device according to claim 1, wherein the fungus bed supporter comprises a biological structure supporter and a biological base, the biological structure supporter is buckled and fixed with the biological base, and a plurality of convex ridges and concave ridges are uniformly distributed on the biological structure supporter.
3. The black and odorous water four-in-one treatment device according to claim 1 or 2, wherein the material of the biological structure support comprises hydrophilic polymer materials of polyvinyl alcohol and polyacrylamide, oyster shell whiting and calcium alginate, and the bio-matrix is formed by extrusion molding of plant fibers.
4. The black and odorous water four-in-one treatment device according to claim 1, wherein the micro-nano aeration equipment comprises an air inlet, a fixed string rotor, a rotary aeration stone, the water inlet and the water outlet, the air inlet is arranged at the top end of the micro-nano aeration equipment, the rotary aeration stone is connected to the fixed string rotor corresponding to the air inlet, and the water inlet and the water outlet are respectively arranged at the upper part and the lower part of the side wall of the micro-nano aeration equipment.
5. The black and odorous water four-in-one treatment device according to claim 1, wherein the micro-nano aeration assembly comprises a plurality of air distribution pipes, the air distribution pipes are arranged in parallel at equal intervals, the air distribution pipes are PVC pipes, and a plurality of micropores are uniformly arranged on the air distribution pipes.
6. The black and odorous water four-in-one treatment device according to claim 1, wherein the flow generating nozzle comprises a fluid driving nozzle, the air suction opening, a gas mixing chamber and a diffusion pipe, the water pump outlet is communicated with the fluid driving nozzle, the gas mixing chamber is arranged between the fluid driving nozzle and the diffusion pipe, the air suction opening is communicated with the gas mixing chamber, when sewage passes through the fluid driving nozzle and is sprayed out of the diffusion pipe, negative pressure is formed in the gas mixing chamber so that the air suction opening sucks air, and the air flow is mixed with sewage water flow to form a gas-liquid mixed flow.
7. The black and odorous water four-in-one treatment device according to claim 1, wherein the water pipe and the induced draft pipe connected to the flow making nozzle are respectively fixed with a threaded rod and fixed by passing through a fixing plate, and the water pipe and the induced draft pipe are rotated by rotating the threaded rod on the front end side or the rear end side, so that the water spraying angle of the flow making nozzle is adjusted.
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Cited By (1)
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| CN113511721A (en) * | 2021-07-23 | 2021-10-19 | 浙江清华长三角研究院 | Biological treatment system for in-situ remediation of black and odorous water body |
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