CN213834960U - Advanced wastewater treatment device - Google Patents
Advanced wastewater treatment device Download PDFInfo
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- CN213834960U CN213834960U CN202022544368.8U CN202022544368U CN213834960U CN 213834960 U CN213834960 U CN 213834960U CN 202022544368 U CN202022544368 U CN 202022544368U CN 213834960 U CN213834960 U CN 213834960U
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Abstract
The utility model discloses a waste water advanced treatment unit, including biological enrichment reaction tank, sedimentation tank and aeration constructed wetland, biological enrichment reaction tank divides the pond including the biological enrichment anaerobism, biological enrichment oxygen deficiency divides pond and biological enrichment good oxygen to divide the pond, biological enrichment anaerobism divides the pond, biological enrichment oxygen deficiency divides pond and biological enrichment good oxygen to divide the pond in all to be equipped with the biofilm carrier, it has aquatic plant to plant on the haydite, biological enrichment anaerobism divides the pond, biological enrichment oxygen deficiency divides the pond and biological enrichment good oxygen to divide the pond in all to be equipped with the aeration pipe, the intercommunication has the air-blower on the aeration pipe, the sedimentation tank lower extreme is equipped with the drain pipe, be equipped with the filler in the aeration constructed wetland, be equipped with the wetland plant on the filler, be equipped with air conduit in the aeration constructed wetland, the intercommunication has aeration equipment on the air conduit, aeration constructed wetland lower extreme is equipped with the collector pipe. The utility model has the advantages that: high treatment efficiency, low energy consumption, low sludge yield, beautiful landscape and capability of achieving advanced treatment effect.
Description
Technical Field
The utility model relates to the technical field of water treatment facilities, specifically indicate a waste water advanced treatment unit.
Background
At present, for the treatment of domestic sewage or industrial wastewater, a biofilm method by a suspended state activated sludge method or an attached state activated sludge method is the most common biological treatment method, and the purpose of sewage purification is achieved by degrading and removing pollutants in sewage/wastewater through microorganisms in activated sludge. The aquatic plants have good absorption effect on pollutants. Meanwhile, the developed root system of the aquatic plant can provide a huge surface area for the attachment and growth of microorganisms, oxygen conducted by the root system is beneficial to the growth and the propagation of the microorganisms, and a good growth environment is provided for the later protozoa, so that a rich biological community structure is constructed. At present, the aquatic plants are generally used for artificial wetland sewage treatment and water environment ecological restoration. If the aquatic plant is combined with the activated sludge method, a rich biological community structure of microorganism-protozoon-aquatic plant is constructed, which is more beneficial to sewage treatment and sludge reduction. The aquatic plants can also construct beautiful landscape and have a certain absorption effect on the peculiar smell generated by sewage treatment.
Traditional constructed wetland passes through filler and plant to handle sewage, and the processing load is low, leads to area big, and treatment efficiency is not high, needs to improve throughput. The water treatment microorganisms are inoculated on the filler, so that the purification capacity of the wetland can be improved, and the floor area of the wetland is reduced. In addition, the air supply to the interior of the wetland is beneficial to the growth of wetland microorganisms, so that the treatment effect is improved, but the aeration energy consumption is an important component of the sewage treatment energy consumption, and the sewage treatment cost is effectively reduced by saving the aeration energy consumption.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to above-mentioned problem, provide a treatment effeciency height, energy consumption low, mud output is few, the view is graceful, can reach the advanced treatment effect's waste water advanced treatment unit.
In order to solve the technical problem, the utility model provides a technical scheme does: an advanced wastewater treatment device comprises a biological enrichment reaction tank, a sedimentation tank and an aeration constructed wetland, wherein the biological enrichment reaction tank comprises a biological enrichment anaerobic sub-tank, a biological enrichment anoxic sub-tank and a biological enrichment aerobic sub-tank, the lower ends of the biological enrichment anaerobic sub-tank, the biological enrichment anoxic sub-tank and the biological enrichment aerobic sub-tank are communicated, a film-hanging filler is arranged in each of the biological enrichment anaerobic sub-tank, the biological enrichment anoxic sub-tank and the biological enrichment aerobic sub-tank, ceramsite is arranged above the film-hanging filler in each of the biological enrichment anaerobic sub-tank, the biological enrichment anoxic sub-tank and the biological enrichment aerobic sub-tank, aquatic plants are planted on the ceramsite, aeration pipes are arranged in each of the biological enrichment anaerobic sub-tank, the biological enrichment anoxic sub-tank and the biological enrichment aerobic sub-tank, the aeration pipes are communicated with each other, a drain pipe is arranged at the lower end of the sedimentation tank and is communicated with the biological enrichment anaerobic sub-tank, the aeration artificial wetland is internally provided with a filler, wetland plants are arranged on the filler, an air pipeline is arranged in the aeration artificial wetland, an aeration device is communicated with the air pipeline, the lower end of the aeration artificial wetland is provided with a water collecting pipe, one side of the upper end of the biological enrichment aerobic sub-tank is communicated with a sedimentation tank, and the upper end of one side of the sedimentation tank is communicated with the aeration artificial wetland.
Compared with the prior art, the utility model the advantage lie in: according to the advanced wastewater treatment device, the aquatic plants are combined with the biological contact oxidation tank, a multi-level biological community structure of microorganisms, primitive metazoan and aquatic plants is constructed, the sewage treatment is enhanced, and a beautiful landscape is built; the biological community is rich, and a rich food chain is formed, so that the sludge reduction is facilitated; the artificial wetland is inoculated with water treatment microorganisms, so that the purification capacity is provided, and the floor area is reduced.
As an improvement, an aeration valve is arranged on the aeration pipe and controls the on-off of the aeration pipe.
As an improvement, stirrers are arranged in the biological enrichment anaerobic sub-tank, the biological enrichment anoxic sub-tank and the biological enrichment aerobic sub-tank, so that internal reflux among the biological enrichment anaerobic sub-tank, the biological enrichment anoxic sub-tank and the biological enrichment aerobic sub-tank is facilitated.
As an improvement, the aeration device is electrically connected with a solar power generation device, so that the energy consumption is reduced.
Drawings
FIG. 1 is a schematic structural view of an advanced wastewater treatment device of the present invention.
Description of the drawings: 10. the system comprises a biological enrichment reaction tank, 11, a biological enrichment anaerobic sub-tank, 12, a biological enrichment anoxic sub-tank, 13, a biological enrichment aerobic sub-tank, 14, a biofilm culturing filler, 15, ceramsite, 16, aquatic plants, 17, an aeration pipe, 18, a blower, 19, an aeration valve, 20, a sedimentation tank, 21, a drain pipe, 30, an aeration artificial wetland, 31, filler, 32, wetland plants, 33, an air pipeline, 34, an aeration device, 35, a water collecting pipe, 36 and a solar power generation device.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
With the attached drawings, the advanced wastewater treatment device comprises a biological enrichment reaction tank 10, a sedimentation tank 20 and an aeration artificial wetland 30, wherein the biological enrichment reaction tank 10 comprises a biological enrichment anaerobic sub-tank 11, a biological enrichment anoxic sub-tank 12 and a biological enrichment aerobic sub-tank 13, the lower ends of the biological enrichment anaerobic sub-tank 11, the biological enrichment anoxic sub-tank 12 and the biological enrichment aerobic sub-tank 13 are communicated, membrane-hanging fillers 14 are respectively arranged in the biological enrichment anaerobic sub-tank 11, the biological enrichment anoxic sub-tank 12 and the biological enrichment aerobic sub-tank 13, ceramsite 15 is arranged above the membrane-hanging fillers 14 in the biological enrichment anaerobic sub-tank 11, the biological enrichment anoxic sub-tank 12 and the biological enrichment aerobic sub-tank 13, aquatic plants 16 are planted on the ceramsite 15, and aeration pipes 17 are respectively arranged in the biological enrichment anaerobic sub-tank 11, the biological enrichment anoxic sub-tank 12 and the biological enrichment aerobic sub-tank 13, the aeration pipe 17 is communicated with an air blower 18, the lower end of the sedimentation tank 20 is provided with a drain pipe 21, the drain pipe 21 is communicated with the biological enrichment anaerobic sub-tank 11, the aeration artificial wetland 30 is internally provided with a filler 31, the filler 31 is provided with wetland plants 32, the aeration artificial wetland 30 is internally provided with an air pipeline 33, the air pipeline 33 is communicated with an aeration device 34, the lower end of the aeration artificial wetland 30 is provided with a water collecting pipe 35, one side of the upper end of the biological enrichment aerobic sub-tank 13 is communicated with the sedimentation tank 20, and the upper end of one side of the sedimentation tank 20 is communicated with the aeration artificial wetland 30.
And an aeration valve 19 is arranged on the aeration pipe 17.
And stirrers are arranged in the biological enrichment anaerobic sub-tank 11, the biological enrichment anoxic sub-tank 12 and the biological enrichment aerobic sub-tank 13.
The aeration device 34 is electrically connected with a solar power generation device 36.
The utility model discloses a theory of operation: when the wastewater advanced treatment device is used, aquatic plants are planted on the upper part of the biological enrichment reaction tank, and the root systems of the plants go deep below the liquid surface of the biological enrichment reaction tank. The aquatic plants are supported by ceramsite. The blower provides aeration for the biological enrichment reaction tank, and the aeration states of the three sub-tanks are controlled by opening and closing an aeration valve and a stirrer according to actual conditions. The aeration valve is closed but the stirrer is opened for the biological enrichment anaerobic sub-tank and the biological enrichment anoxic sub-tank, and the aeration valve is opened for the biological enrichment aerobic sub-tank. The biological enrichment reaction tank has internal reflux. The internal reflux is that the mixed liquor flows back from the biological enrichment aerobic sub-tank to the biological enrichment anaerobic sub-tank. The sewage flows through a biological enrichment anaerobic sub-tank, a biological enrichment anoxic sub-tank and a biological enrichment aerobic sub-tank in sequence, is treated by a multi-level biological enrichment reaction system constructed by a biological enrichment reaction tank, and then flows into a sedimentation tank for solid-liquid separation. One part of the precipitated sludge is discharged, and the other part of the precipitated sludge flows back to the biological enrichment anaerobic sub-tank. The supernatant of the sedimentation tank flows into the aeration artificial wetland, and the water treatment microbial strains are inoculated in the filler. The aeration device provides oxygen for the wetland through an air pipeline, the aeration energy consumption is from the solar power generation device, and the incoming water is treated by the aeration artificial wetland and then is collected by the water collecting pipe and then is discharged.
The present invention has been described in connection with the embodiments thereof, and the description is not intended to be limiting, and the embodiments of the present invention are shown in the drawings, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (4)
1. The utility model provides a waste water advanced treatment unit, includes biological enrichment reaction tank (10), sedimentation tank (20) and aeration constructed wetland (30), its characterized in that: the biological enrichment reaction tank (10) comprises a biological enrichment anaerobic sub-tank (11), a biological enrichment anoxic sub-tank (12) and a biological enrichment aerobic sub-tank (13), the lower ends of the biological enrichment anaerobic sub-tank (11), the biological enrichment anoxic sub-tank (12) and the biological enrichment aerobic sub-tank (13) are communicated, a film-hanging filler (14) is arranged in each of the biological enrichment anaerobic sub-tank (11), the biological enrichment anoxic sub-tank (12) and the biological enrichment aerobic sub-tank (13), ceramsite (15) is arranged above the film-hanging filler (14) in each of the biological enrichment anaerobic sub-tank (11), the biological enrichment anoxic sub-tank (12) and the biological enrichment aerobic sub-tank (13), aquatic plants (16) are planted on the ceramsite (15), and aeration pipes (17) are arranged in each of the biological enrichment anaerobic sub-tank (11), the biological enrichment anoxic sub-tank (12) and the biological enrichment aerobic sub-tank (13), the aeration pipe (17) is communicated with an air blower (18), the lower end of the sedimentation tank (20) is provided with a drain pipe (21), the drain pipe (21) is communicated with a biological enrichment anaerobic sub-tank (11), a filler (31) is arranged in the aeration artificial wetland (30), wetland plants (32) are arranged on the filler (31), an air pipeline (33) is arranged in the aeration artificial wetland (30), the air pipeline (33) is communicated with an aeration device (34), the lower end of the aeration artificial wetland (30) is provided with a water collecting pipe (35), one side of the upper end of the biological enrichment aerobic sub-tank (13) is communicated with the sedimentation tank (20), and the upper end of one side of the sedimentation tank (20) is communicated with the aeration artificial wetland (30).
2. The advanced wastewater treatment plant according to claim 1, characterized in that: and an aeration valve (19) is arranged on the aeration pipe (17).
3. The advanced wastewater treatment plant according to claim 1, characterized in that: stirrers are arranged in the biological enrichment anaerobic sub-tank (11), the biological enrichment anoxic sub-tank (12) and the biological enrichment aerobic sub-tank (13).
4. The advanced wastewater treatment plant according to claim 1, characterized in that: the aeration device (34) is electrically connected with a solar power generation device (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022544368.8U CN213834960U (en) | 2020-11-06 | 2020-11-06 | Advanced wastewater treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022544368.8U CN213834960U (en) | 2020-11-06 | 2020-11-06 | Advanced wastewater treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213834960U true CN213834960U (en) | 2021-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022544368.8U Active CN213834960U (en) | 2020-11-06 | 2020-11-06 | Advanced wastewater treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213834960U (en) |
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2020
- 2020-11-06 CN CN202022544368.8U patent/CN213834960U/en active Active
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