CN110950430A - Energy-efficient sewage treatment system - Google Patents
Energy-efficient sewage treatment system Download PDFInfo
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- CN110950430A CN110950430A CN201911120300.2A CN201911120300A CN110950430A CN 110950430 A CN110950430 A CN 110950430A CN 201911120300 A CN201911120300 A CN 201911120300A CN 110950430 A CN110950430 A CN 110950430A
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- 239000010865 sewage Substances 0.000 title claims abstract description 68
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- 238000001914 filtration Methods 0.000 claims abstract description 29
- 230000020477 pH reduction Effects 0.000 claims abstract description 21
- 230000007062 hydrolysis Effects 0.000 claims abstract description 19
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 19
- 239000002352 surface water Substances 0.000 claims abstract description 16
- 239000000945 filler Substances 0.000 claims abstract description 15
- 238000005273 aeration Methods 0.000 claims abstract description 9
- 238000012856 packing Methods 0.000 claims description 14
- 239000010902 straw Substances 0.000 claims description 13
- 239000004744 fabric Substances 0.000 claims description 12
- 239000002023 wood Substances 0.000 claims description 9
- 238000007667 floating Methods 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 7
- 239000004575 stone Substances 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 14
- 238000000034 method Methods 0.000 description 10
- 230000000813 microbial effect Effects 0.000 description 7
- 239000003344 environmental pollutant Substances 0.000 description 6
- 231100000719 pollutant Toxicity 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 4
- 239000010802 sludge Substances 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005842 biochemical reaction Methods 0.000 description 2
- 230000003301 hydrolyzing effect Effects 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 206010024796 Logorrhoea Diseases 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 238000010170 biological method Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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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
- 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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microbiology (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Biodiversity & Conservation Biology (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biotechnology (AREA)
- Botany (AREA)
- Biological Treatment Of Waste Water (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention provides a high-efficiency energy-saving sewage treatment system, which comprises an adjusting tank and sewage treatment equipment, wherein the adjusting tank and the sewage treatment equipment are arranged in a sunlight room, the sewage treatment equipment is sequentially divided into hydrolysis acidification areas, aerobic treatment district and biological filtration district, the mid-mounting in hydrolysis-acidification district has the combination to pack, be equipped with spacing perforated plate and lower spacing perforated plate in the aerobic treatment district, the below of spacing perforated plate is equipped with aeration equipment down, be filled with porous light biological filler between spacing perforated plate and the lower spacing perforated plate down, it has the flourishing aquatic plant one of root system and the obstinate vitality to plant in the top of spacing perforated plate to go up, be equipped with the filter bed in the biological filtration district, plant the flourishing aquatic plant two of root system and the obstinate vitality on the filter bed, the top of filter bed is equipped with the surface water distributor, the one end of surface water distributor is linked together with the top of spacing perforated plate up. The invention has the advantages of high treatment efficiency, good treatment effect, stable water outlet effect and low operation cost.
Description
Technical Field
The invention belongs to the technical field of sewage treatment, and particularly relates to a high-efficiency energy-saving sewage treatment system.
Background
With the development of society, environmental problems are paid more and more attention, and domestic sewage can be discharged after being treated to reach the standard before being discharged. At present, sewage treatment plants in cities and towns and sewage treatment in rural areasThe main processes of the method comprise an anoxic-aerobic process (A/O) and an anaerobic-anoxic-aerobic process (A)2O), hydrolytic acidification contact oxidation method, oxidation ditch method, membrane bioreactor method, etc., these treatment methods are all biological methods basically, the treatment effect is limited, its denitrogenation and dephosphorization reach the degree less than the first grade A standard of discharge Standard of urban Sewage treatment plant, especially in winter, the treatment effect is worse. In order to improve the sewage treatment effect, advanced treatment such as filtration membrane technology, ozone oxidation and the like is often required, but the treatment processes have high energy consumption, complex structure, high input cost, unstable operation and high operation cost. Therefore, an efficient and energy-saving sewage treatment system is urgently needed.
Disclosure of Invention
The invention aims to provide a high-efficiency energy-saving sewage treatment system which has high treatment efficiency, good treatment effect, stable water outlet effect and low operation cost aiming at the defects of the prior art.
The invention provides the following technical scheme:
a high-efficiency energy-saving sewage treatment system comprises an adjusting tank and sewage treatment equipment, wherein the adjusting tank and the sewage treatment equipment are arranged in a sunlight room, a lifting pump is arranged in the adjusting tank, the lifting pump pumps sewage in the adjusting tank into the upper part of the sewage treatment equipment, a hydrolysis acidification zone, an aerobic treatment zone and a biological filtration zone are sequentially arranged in the sewage treatment equipment, a first partition plate is arranged between the hydrolysis acidification zone and the aerobic treatment zone, a second partition plate is arranged between the aerobic treatment zone and the biological filtration zone, a combined filler is arranged in the middle of the hydrolysis acidification zone, a connecting port for communicating the hydrolysis acidification zone with the aerobic treatment zone is arranged at the bottom of the first partition plate, an upper limiting perforated plate and a lower limiting perforated plate are arranged in the aerobic treatment zone, and an aeration device is arranged below the lower limiting perforated plate, go up spacing perforated plate with it has porous light biofilm carrier to fill between the spacing perforated plate down, it has the flourishing and the stubborn strong aquatic plant of vitality of root system to plant the top of spacing perforated plate one to go up, be equipped with the filter bed in the biological filtration district, it has the flourishing and stubborn strong aquatic plant of vitality of root system to plant on the filter bed two, the top of filter bed is equipped with surface water distributor, surface water distributor passes the second baffle, just the one end of surface water distributor with the top of spacing perforated plate is linked together.
Preferably, a first baffling perforated plate and a second baffling perforated plate which are distributed oppositely are arranged between the upper limiting perforated plate and the lower limiting perforated plate.
Preferably, a plant floating bed is arranged on the water surface of the aerobic treatment area, and the first aquatic plant is planted on the plant floating bed.
Preferably, the upper limiting perforated plate is provided with a straw braided fabric above, the aquatic plant is planted on the straw braided fabric, the straw braided fabric is connected with a limiting rope, the limiting rope is connected with a limiting column, and the limiting column is arranged on the side wall of the aerobic treatment area.
Preferably, the filter bed comprises a filter bed perforated plate, wherein a sandstone layer, a wood chip layer and a packing layer are sequentially arranged on the filter bed perforated plate from bottom to top, the packing layer adopts porous light biological packing, and the biological filtering area below the filter bed perforated plate forms a clean water tank.
Preferably, the filter bed includes gravel layer, shredded wood block layer and the packing layer that sets gradually from bottom to top, the gravel layer is located biological filtration district's bottom, be equipped with the collector pipe in the gravel layer, biological filtration district one side is equipped with the clean water basin, the export of collector pipe is located the top in clean water basin.
Preferably, one side of the clean water tank is provided with a circulating pump, the packing layer is internally provided with an inner layer water distribution pipe, the inlet of the circulating pump is connected with the clean water tank through a pipeline, and the outlet of the circulating pump is connected with the inner layer water distribution pipe through a pipeline.
Preferably, a filter screen is arranged at the connecting port.
The invention has the beneficial effects that:
the invention pumps the sewage in the regulating reservoir into the sewage treatment device through the lift pump, the sewage treatment device is sequentially divided into a hydrolysis acidification zone, an aerobic treatment zone and a biological filtration zone, the sewage enters from the upper end of the hydrolysis acidification zone, microbial flora is attached to the combined filler, the sewage enters the aerobic treatment zone from the connecting port after hydrolysis acidification, the aeration device provides oxygen, the porous light biological filler is limited by the upper limiting perforated plate and the lower limiting perforated plate and is not washed away, the biological flora on the porous light biological filler and the sewage enter the upper part of the upper limiting perforated plate and the lower limiting perforated plate after biochemical reaction, a developed root system of the aquatic plant absorbs pollutants from the water body, a large amount of microbial flora is also attached to the root system, the microbial flora can also absorb the pollutants in the water body, the aquatic plant can also convey oxygen for the water body through the root system, and the mechanical aeration amount, then the water flows into the surface water distribution pipe in a self-flowing mode, so that the water flow is uniformly distributed, the aged activated sludge can be intercepted by the developed root system of the aquatic plants on the filter bed, and the aged activated sludge can also absorb trace pollutants in the water, and the sewage flows into the clear water tank after being filtered by the packing layer, the wood chip layer and the sandstone layer; according to the invention, the regulating tank and the sewage treatment equipment are arranged in the sunlight room, so that the growth of water plants in four seasons is ensured, and the microbial flora is promoted to efficiently decompose organic matters; according to the invention, the first baffling perforated plate and the second baffling perforated plate are arranged between the upper limiting perforated plate and the lower limiting perforated plate, so that the retention time of sewage in an aerobic treatment area is promoted, and the sewage treatment effect is enhanced; according to the invention, the aquatic plants in the aerobic treatment area are planted on the straw braided fabric, so that the function of fixing the aquatic plants is achieved, and the sludge can be prevented from floating upwards; the invention is also provided with a circulating pump which can pump water in the clear water tank into the inner layer water distribution pipe to carry out circulating filtration treatment, thereby improving the treatment effect of sewage.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of embodiment 2 of the present invention.
Labeled as: 1. a regulating tank; 2. a sunlight room; 3. a hydrolytic acidification zone; 4. an aerobic treatment zone; 5. a biological filtration zone; 6. a first separator; 7. a second separator; 8. combining fillers; 9. a connecting port; 10. an upper limiting perforated plate; 11. a lower limiting perforated plate; 12. an aeration device; 13. aquatic plant one; 14. a surface water distribution pipe; 15. a second aquatic plant; 16. a first baffled perforated plate; 17. a second baffled perforated plate; 18. straw basketwork; 19. a limiting rope; 20. a limiting column; 21. a perforated plate of the filter bed; 22. a sandstone layer; 23. a layer of crushed wood blocks; 24. a filler layer; 25. a clean water tank; 26. a water collection pipe; 27. a circulation pump; 28. filtering with a screen; 29. an inner layer water distribution pipe; 30. the plant floats the bed.
Detailed Description
Example 1
As shown in figure 1, a high-efficiency energy-saving sewage treatment system comprises an adjusting tank 1 and sewage treatment equipment, wherein the adjusting tank 1 and the sewage treatment equipment are arranged in a sunlight room 2, a lifting pump is arranged in the adjusting tank 1, and the lifting pump pumps sewage in the adjusting tank 1 into the upper part of the sewage treatment equipment. The regulating tank 1 and the sewage treatment equipment are arranged in the sunlight room 2, so that the growth of water plants in four seasons is ensured, and the microbial flora is promoted to efficiently decompose organic matters.
The sewage treatment equipment is sequentially divided into a hydrolysis acidification zone 3, an aerobic treatment zone 4 and a biological filtration zone 5, a first clapboard 6 is arranged between the hydrolysis acidification zone 3 and the aerobic treatment zone 4, a second clapboard 7 is arranged between the aerobic treatment zone 4 and the biological filtration zone 5, a combined filler 8 is arranged in the middle of the hydrolysis acidification zone 3, a connecting port 9 for communicating the hydrolysis acidification zone 3 with the aerobic treatment zone 4 is arranged at the bottom of the first clapboard 6, a filter screen 28 is arranged at the connecting port 9, an upper limiting perforated plate 10 and a lower limiting perforated plate 11 are arranged in the aerobic treatment zone 4, an aeration device 12 is arranged below the lower limiting perforated plate 11, a porous light biological filler is filled between the upper limiting perforated plate 10 and the lower limiting perforated plate 11, the porous light biological filler is limited by the upper limiting perforated plate 10 and the lower limiting perforated plate 11 and is not flushed away, a first aquatic plant 13 with a developed root system and tenacious strength is planted above the upper limiting perforated plate 10, the water surface of the aerobic treatment zone 4 is provided with a plant floating bed 30, and aquatic plants 13 are planted on the plant floating bed 30.
A filter bed is arranged in the biological filtering area 5, a second aquatic plant 15 with a developed root system and a tenacious vitality is planted on the filter bed, a surface water distribution pipe 14 is arranged above the filter bed, the surface water distribution pipe 14 penetrates through the second partition plate 7, one end of the surface water distribution pipe 14 is communicated with the upper part of the upper limiting perforated plate 10, water above the upper limiting perforated plate 10 flows into the surface water distribution pipe 14 in a self-flowing mode, and the surface water distribution pipe 14 is beneficial to uniformly distributing sewage, so that the sewage is distributed on the second aquatic plant 15 on the upper layer of the biological filtering area 5. The filter bed includes filter bed perforated plate 21, filter bed perforated plate 21 top is equipped with gravel layer 22 from bottom to top in proper order, shredded wood lump layer 23 and packing layer 24, packing layer 24 adopts porous light biofilm carrier, biological filtration district 5 formation clean water basin 25 of filter bed perforated plate 21 below, one side of clean water basin 25 is equipped with circulating pump 27, be equipped with inlayer water distributor 29 in the packing layer 24, the import of circulating pump 27 is passed through the pipeline and is linked to each other with clean water basin 25, the export of circulating pump 27 is passed through the pipeline and is linked to each other with inlayer water distributor 29, can go into inlayer water distributor 29 with the water pump in the clean water basin 25, in order to carry out endless filtration, the treatment effect of improvement sewage.
Example 2
As shown in FIG. 2, a high-efficiency and energy-saving sewage treatment system is different from that of embodiment 1 in that a first baffling perforated plate 16 and a second baffling perforated plate 17 are oppositely arranged between an upper limiting perforated plate 10 and a lower limiting perforated plate 11, and the arrangement of the first baffling perforated plate 16 and the second baffling perforated plate 17 is helpful for promoting the retention time of sewage in an aerobic treatment zone 4 and enhancing the sewage treatment effect. Go up spacing perforated plate 10 top and be equipped with straw braided fabric 18, aquatic plant 13 is planted on straw braided fabric 18, connect spacing rope 19 on the straw braided fabric 18, spacing rope 19 links to each other with spacing post 20, spacing post 20 is established on the lateral wall of good oxygen treatment zone 4, straw braided fabric 18 can be fixed through spacing rope 19 and spacing post 20, plant aquatic plant on straw braided fabric 18, not only play the effect of fixed aquatic plant one, can also prevent the come-up of mud.
The filter bed includes grit layer 22 that sets gradually from bottom to top, garrulous wood piece layer 23 and packing layer 24, the bottom in biological filtration district 5 is located on grit layer 22, be equipped with water-collecting pipe 26 in the grit layer 22, 5 one side in biological filtration district is equipped with clean water basin 25, the export of water-collecting pipe 26 is located the top in clean water basin 25, one side in clean water basin 25 is equipped with circulating pump 27, be equipped with inlayer water distributor 29 in the packing layer 24, circulating pump 27's import is passed through the pipeline and is linked to each other with clean water basin 25, circulating pump 27's export is passed through the pipeline and is linked to each other with inlayer water distributor 29, water pump in the clean water basin 25 goes into inlayer water distributor 29 through circulating pump 27, in order to carry.
In the using process of the sewage treatment system, sewage in an adjusting tank 1 is pumped into a sewage treatment device through a lifting pump, the sewage treatment device is divided into a hydrolysis acidification zone 3, an aerobic treatment zone 4 and a biological filtration zone 5, the sewage enters from the upper end of the hydrolysis acidification zone 3, microbial flora is attached to a combined filler 8, the sewage enters into the aerobic treatment zone 4 from a connecting port 9 after hydrolysis acidification, an aeration device 12 provides oxygen, a porous light biological filler is limited by an upper limiting perforated plate 10 and a lower limiting perforated plate 11 and cannot be washed away, after biochemical reaction between the biological flora on the porous light biological filler and the sewage, the sewage enters above the upper and lower perforated plates, a developed root system of a first aquatic plant 13 absorbs pollutants from a water body, a large number of microbial flora are attached to the root system and can also desorb the pollutants in the water body through the root system, the first aquatic plant 13 can also convey oxygen for the water body through the root system, reduce mechanical aeration volume, then the rivers flow through the gravity flow mode and flow into surface water distributor 14 for rivers evenly distributed, aged activated sludge can be held back to the flourishing root system of aquatic plant two 15 on the filter bed, also can absorb the micro pollutant of aquatic, and sewage rethread packing layer 24, shredded wood block layer 23 and gravel layer 22 filtration treatment back flow into in the clean water basin 25, and this processing system's treatment effeciency is high, the treatment effect is good, the effect of yielding water is stable, the running cost is low.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. 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 (8)
1. A high-efficiency energy-saving sewage treatment system comprises an adjusting tank and sewage treatment equipment, wherein the adjusting tank and the sewage treatment equipment are arranged in a sunlight room, a lifting pump is arranged in the adjusting tank, the lifting pump pumps sewage in the adjusting tank into the upper part of the sewage treatment equipment, and the high-efficiency energy-saving sewage treatment system is characterized in that the sewage treatment equipment is internally divided into a hydrolysis acidification area, an aerobic treatment area and a biological filtration area in sequence, a first partition plate is arranged between the hydrolysis acidification area and the aerobic treatment area, a second partition plate is arranged between the aerobic treatment area and the biological filtration area, a combined filler is arranged in the middle of the hydrolysis acidification area, a connecting port for communicating the hydrolysis acidification area and the aerobic treatment area is arranged at the bottom of the first partition plate, an upper limiting perforated plate and a lower limiting perforated plate are arranged in the aerobic treatment area, and an aeration device is arranged below the lower limiting perforated plate, go up spacing perforated plate with it has porous light biofilm carrier to fill between the spacing perforated plate down, it has the flourishing and the stubborn strong aquatic plant of vitality of root system to plant the top of spacing perforated plate one to go up, be equipped with the filter bed in the biological filtration district, it has the flourishing and stubborn strong aquatic plant of vitality of root system to plant on the filter bed two, the top of filter bed is equipped with surface water distributor, surface water distributor passes the second baffle, just the one end of surface water distributor with the top of spacing perforated plate is linked together.
2. The energy-efficient sewage treatment system of claim 1 wherein a first baffling perforated plate and a second baffling perforated plate are disposed between the upper limiting perforated plate and the lower limiting perforated plate and are distributed oppositely.
3. The high-efficiency energy-saving sewage treatment system according to claim 1, wherein a plant floating bed is arranged on the water surface of the aerobic treatment zone, and the aquatic plants are planted on the plant floating bed.
4. The high-efficiency energy-saving sewage treatment system according to claim 1, wherein a straw braided fabric is arranged above the upper limit perforated plate, the aquatic plant is planted on the straw braided fabric, a limit rope is connected on the straw braided fabric, the limit rope is connected with a limit column, and the limit column is arranged on the side wall of the aerobic treatment zone.
5. The high-efficiency energy-saving sewage treatment system according to claim 1, wherein the filter bed comprises a perforated filter bed plate, a sandstone layer, a wood chip layer and a filler layer are sequentially arranged above the perforated filter bed plate from bottom to top, and the biological filtering area below the perforated filter bed plate forms a clean water tank.
6. The high-efficiency energy-saving sewage treatment system according to claim 1, wherein the filter bed comprises a sand-stone layer, a crushed wood layer and a packing layer which are arranged from bottom to top in sequence, the sand-stone layer is arranged at the bottom of the biological filtering area, a water collecting pipe is arranged in the sand-stone layer, a clean water pool is arranged on one side of the biological filtering area, and an outlet of the water collecting pipe is positioned above the clean water pool.
7. The efficient energy-saving sewage treatment system according to claim 5 or 6, wherein a circulating pump is arranged on one side of the clean water tank, an inner-layer water distribution pipe is arranged in the packing layer, an inlet of the circulating pump is connected with the clean water tank through a pipeline, and an outlet of the circulating pump is connected with the inner-layer water distribution pipe through a pipeline.
8. The energy-efficient sewage treatment system of claim 1 wherein a screen is disposed at the junction.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911120300.2A CN110950430A (en) | 2019-11-15 | 2019-11-15 | Energy-efficient sewage treatment system |
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| CN201911120300.2A CN110950430A (en) | 2019-11-15 | 2019-11-15 | Energy-efficient sewage treatment system |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1821124A (en) * | 2006-02-24 | 2006-08-23 | 郑俊 | High efficiency, low energy consumption waste water treating and reutilizing process |
| CN102642978A (en) * | 2011-02-20 | 2012-08-22 | 中国科学院城市环境研究所 | High-efficient circulating vertical flow constructed wetland and device suitable for sewage decentralized treatment |
| CN106976971A (en) * | 2017-04-24 | 2017-07-25 | 江苏大湖环境工程有限公司 | Integrated effluent disposal system |
| WO2019085393A1 (en) * | 2017-11-02 | 2019-05-09 | 中国海洋大学 | Sewage treatment device, treatment method and treatment system |
| CN209259873U (en) * | 2018-07-23 | 2019-08-16 | 贵州润鸿环保科技有限公司 | A kind of high efficient small sewage purification system |
| CN211813672U (en) * | 2019-11-15 | 2020-10-30 | 以农环境工程有限公司 | Energy-efficient sewage treatment system |
-
2019
- 2019-11-15 CN CN201911120300.2A patent/CN110950430A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1821124A (en) * | 2006-02-24 | 2006-08-23 | 郑俊 | High efficiency, low energy consumption waste water treating and reutilizing process |
| CN102642978A (en) * | 2011-02-20 | 2012-08-22 | 中国科学院城市环境研究所 | High-efficient circulating vertical flow constructed wetland and device suitable for sewage decentralized treatment |
| CN106976971A (en) * | 2017-04-24 | 2017-07-25 | 江苏大湖环境工程有限公司 | Integrated effluent disposal system |
| WO2019085393A1 (en) * | 2017-11-02 | 2019-05-09 | 中国海洋大学 | Sewage treatment device, treatment method and treatment system |
| CN209259873U (en) * | 2018-07-23 | 2019-08-16 | 贵州润鸿环保科技有限公司 | A kind of high efficient small sewage purification system |
| CN211813672U (en) * | 2019-11-15 | 2020-10-30 | 以农环境工程有限公司 | Energy-efficient sewage treatment system |
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