CN112456724A - Novel rural domestic sewage integration treatment facility - Google Patents
Novel rural domestic sewage integration treatment facility Download PDFInfo
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- CN112456724A CN112456724A CN201910844819.9A CN201910844819A CN112456724A CN 112456724 A CN112456724 A CN 112456724A CN 201910844819 A CN201910844819 A CN 201910844819A CN 112456724 A CN112456724 A CN 112456724A
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- 239000010865 sewage Substances 0.000 title claims abstract description 52
- 230000010354 integration Effects 0.000 title claims description 3
- 239000000945 filler Substances 0.000 claims abstract description 29
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 27
- 238000005273 aeration Methods 0.000 claims abstract description 12
- 238000005192 partition Methods 0.000 claims abstract description 11
- 239000010802 sludge Substances 0.000 claims abstract description 11
- 238000000926 separation method Methods 0.000 claims abstract description 10
- 230000001954 sterilising effect Effects 0.000 claims abstract description 4
- 241001233242 Lontra Species 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 238000007872 degassing Methods 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 26
- 239000000463 material Substances 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 230000000087 stabilizing effect Effects 0.000 abstract description 2
- 239000002253 acid Substances 0.000 abstract 1
- 239000003513 alkali Substances 0.000 abstract 1
- 241000894006 Bacteria Species 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 238000007667 floating Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 208000035473 Communicable disease Diseases 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000249 desinfective effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 244000000010 microbial pathogen Species 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 241001148471 unidentified anaerobic bacterium Species 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Classifications
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
-
- 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
- C02F3/02—Aerobic 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
- C02F3/02—Aerobic processes
- C02F3/10—Packings; Fillings; Grids
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses novel rural domestic sewage integrated treatment equipment, which comprises a shell, a water inlet pipe, a partition plate, an anaerobic zone, a facultative zone, a primary aerobic zone, a secondary aerobic zone, a sterilization zone, a screen plate, an oil separation device, a flow guide pipe, anaerobic filler, facultative filler, an aeration device, aerobic filler, an ultraviolet disinfection device, a sewage denitrification backflow pipe, a water outlet pipe, a first access hole, a second access hole, a third access hole and a sludge backflow pipe, wherein the novel rural domestic sewage integrated treatment equipment has the advantages that the occupied area is small, and after the underground burying is finished, the earth surface can still be planted and greened; the multiple sewage treatment processes are integrated, and the effluent stabilizing effect is good; the overflow design is adopted, a water pump is not required to lift, the power consumption of the equipment is greatly saved, and the energy consumption is low; the novel treatment filter material is filled, the treatment effect is good, the service life is long, and the daily maintenance cost is greatly reduced; the interior adopts a special structure, so that filter materials are conveniently filled and replaced; all adopt acid and alkali-resistant anticorrosive material, extension equipment service life improves equipment's life.
Description
Technical Field
The invention relates to the technical field of domestic sewage treatment, in particular to novel rural domestic sewage integrated treatment equipment.
Background
Domestic sewage is wastewater discharged in daily life of residents and mainly comes from residential buildings and public buildings, such as houses, institutions, schools, hospitals, shops, public places, industrial enterprise toilets and the like. The pollutants contained in the domestic sewage are mainly organic matters (such as protein, carbohydrate, fat, urea, ammonia nitrogen and the like) and a large amount of pathogenic microorganisms (such as parasitic ova, enteroinfectious viruses and the like). Organic matters existing in domestic sewage are extremely unstable and easily decomposed to generate offensive odor. Bacteria and pathogens propagate in large quantities by taking organic matters in domestic sewage as nutrition, and can cause epidemic of infectious diseases. Therefore, domestic sewage must be treated before being discharged. The existing domestic sewage treatment device has large occupied area, unstable water outlet, high daily maintenance cost and short service life, so that a novel rural domestic sewage integrated treatment device is very necessary.
Disclosure of Invention
The invention aims to provide novel rural domestic sewage integrated treatment equipment to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: novel rural domestic sewage integrated treatment equipment comprises a shell, a water inlet pipe, a partition plate, an anaerobic zone, a facultative zone, a primary aerobic zone, a secondary aerobic zone, a disinfection zone, a mesh plate, an oil separation device, a flow guide pipe, anaerobic filler, facultative filler, an aeration device, aerobic filler, an ultraviolet disinfection device, a sewage denitrification return pipe, a water outlet pipe, a first access hole, a second access hole, a third access hole and a sludge return pipe, wherein the water inlet pipe is embedded and installed at the top of one side of the shell, the inlet end of the water inlet pipe is positioned outside the shell, four partition plates are vertically installed inside the shell, the four partition plates respectively and sequentially divide the interior of the shell into five independent spaces, namely the anaerobic zone, the facultative zone, the primary aerobic zone, the secondary aerobic zone and the disinfection zone in an equal distance manner, the mesh plate is arranged below the interiors of the anaerobic zone, the facultative zone, the primary aerobic zone and the secondary aerobic zone, and the exit end of inlet tube runs through otter board and bottom intercommunication, aeration equipment is all installed to the below of the inside otter board in one-level aerobic zone and second grade aerobic zone, sludge return pipe and the intercommunication of facultative anaerobic zone upper portion are passed through to the below of the inside otter board in second grade aerobic zone, the vertical ultraviolet ray disinfection device that is provided with in inside one side in disinfection district, and inside central authorities pass through sewage denitrification back flow and anaerobic zone upper portion intercommunication, the outlet pipe is installed in the casing embedding of ultraviolet ray disinfection device's top one side, first access hole, second access hole and third access hole have been seted up respectively in proper order at the top of casing.
Furthermore, the upper parts of the partition plates at the connection positions of the anaerobic zone, the facultative zone, the first-stage aerobic zone, the second-stage aerobic zone and the disinfection zone which are adjacent to each other are embedded with oil separation devices, and the outlet ends of the oil separation devices penetrate through the mesh plates in the latter zone through the guide pipes and are communicated with the lower parts of the mesh plates.
Furthermore, the tops of the screen plates in the anaerobic zone, the facultative zone and the first-stage aerobic zone are respectively filled with anaerobic filler, facultative filler and aerobic filler, and the tops of the screen plates in the second-stage aerobic zone are also filled with aerobic filler.
Furthermore, the input end of the aeration device is connected with the output end of the micro-power air pump.
Furthermore, first access hole, second access hole and third access hole set up respectively in the top junction in anaerobic zone and facultative zone, the top center in one-level aerobic zone to and the top junction in second grade aerobic zone and sterile zone.
Compared with the prior art, the invention has the following beneficial effects:
1. the equipment has small overall dimension and small occupied area;
2. the equipment is installed in an underground manner, so that the ground space is not occupied, and the earth surface can still be planted for greening and the like after the underground is finished;
3. multiple sewage treatment processes are integrated in the equipment, and the effluent stabilizing effect is good;
4. the overflow design is adopted among different processes in the equipment, the lifting of a water pump and the like are not needed, the power consumption of the equipment is greatly saved, and the energy consumption is low;
5. the novel filter material for treatment is filled in the equipment, the treatment effect is good, the service life is long, and the daily maintenance cost is greatly reduced;
6. the interior of the filter material filling and replacing device adopts a special structure, and when the filter material is filled and replaced, the filter material is not required to be manually moved into a well to be cleaned and replaced, so that the time for replacing the filter material is shortened, the safety of workers is ensured, and the risk of methane poisoning in underground construction is avoided;
7. all parts in the equipment are made of acid-base-resistant anticorrosive materials, so that the service life of the equipment is prolonged, and the service life of the equipment is prolonged.
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 view of the overall structure of the present invention;
in the figure: 1. a housing; 2. a water inlet pipe; 3. a partition plate; 4. an anaerobic zone; 5. a facultative zone; 6. a primary aerobic zone; 7. a secondary aerobic zone; 8. a sterile area; 9. a screen plate; 10. an oil removal device; 11. a flow guide pipe; 12. anaerobic filler; 13. facultative filler; 14. an aeration device; 15. aerobic filling; 16. an ultraviolet ray sterilizing device; 17. a sewage denitrification return pipe; 18. a water outlet pipe; 19. a first manhole; 20. a second manhole; 21. a third manhole; 22. a sludge return pipe.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: novel rural domestic sewage integrated treatment equipment comprises a shell 1, a water inlet pipe 2, a partition plate 3, an anaerobic zone 4, a facultative zone 5, a primary aerobic zone 6, a secondary aerobic zone 7, a disinfection zone 8, a screen plate 9, an oil separation device 10, a flow guide pipe 11, anaerobic fillers 12, facultative fillers 13, an aeration device 14, aerobic fillers 15, an ultraviolet disinfection device 16, a sewage denitrification return pipe 17, a water outlet pipe 18, a first access hole 19, a second access hole 20, a third access hole 21 and a sludge return pipe 22, wherein the water inlet pipe 2 is embedded in the top of one side of the shell 1, the inlet end of the water inlet pipe 2 is positioned outside the shell 1, four partition plates 3 are vertically arranged inside the shell 1, and the four partition plates 3 respectively and equidistantly divide the interior of the shell 1 into five independent spaces of the anaerobic zone 4, the facultative zone 5, the primary aerobic zone 6, the secondary aerobic zone 7 and the disinfection zone 8, the anaerobic zone 4, the facultative zone 5, the first-stage aerobic zone 6 and the second-stage aerobic zone 7 are all provided with a screen plate 9 at the lower part of the inner part, the outlet end of a water inlet pipe 2 penetrates through the screen plate 9 to be communicated with the bottom, the upper parts of partition plates 3 at the connection parts of every two adjacent anaerobic zone 4, the facultative zone 5, the first-stage aerobic zone 6, the second-stage aerobic zone 7 and a disinfection zone 8 are all embedded with an oil separation device 10, the outlet end of the oil separation device 10 penetrates through the screen plate 9 and the lower part in the latter zone through a guide pipe 11 to be communicated with the lower part, floating oil in water can be completely blocked in the former zone, aeration devices 14 are all arranged below the screen plates 9 in the first-stage aerobic zone 6 and the second-stage aerobic zone 7, the input ends of the aeration devices 14 are connected with the output ends of a micro-power air pump to provide power, anaerobic filler 12 and anaerobic filler are respectively filled at the top parts of, Facultative packing 13 and aerobic packing 15, aerobic packing 15 is also filled at the top of the screen plate 9 in the secondary aerobic zone 7, the lower part of the screen plate 9 in the secondary aerobic zone 7 is communicated with the upper part of the facultative zone 5 through a sludge return pipe 22, an ultraviolet disinfection device 16 is vertically arranged at one side in the disinfection zone 8, the center of the interior of the shell is communicated with the upper part of the anaerobic zone 4 through a sewage denitrification return pipe 17, a water outlet pipe 18 is embedded in the shell 1 on one side above the ultraviolet disinfection device 16, a first access hole 19, a second access hole 20 and a third access hole 21 are sequentially formed in the top of the shell 1 respectively, and the first access hole 19, the second access hole 20 and the third access hole 21 are respectively arranged at the top connection part of the anaerobic zone 4 and the facultative zone 5, the top center of the primary aerobic zone 6 and the top connection part of the secondary aerobic zone 7 and the disinfection zone 8, so that the maintenance is facilitated; rural household sewage is collected by a sewer pipe network and enters a septic tank, after harmless fermentation treatment and precipitation are carried out on sewage and excrement by a three-grid septic tank, upper clear liquid enters the sewage treatment integrated equipment for advanced treatment; firstly, sewage enters the bottom of a filler of an anaerobic zone 4 from a water inlet pipe 2, slowly rises from bottom to top, certain anaerobic active bacteria are generated on the surface of an anaerobic filler 12, organic matters in the sewage are decomposed, metabolized and digested by the anaerobic bacteria, so that the content of the organic matters in the sewage is greatly reduced, oil substances in the sewage float on the surface of the water, and an oil separation device 10 is arranged at the position of water outlet of the anaerobic zone 4 and can completely block floating oil in the water in the anaerobic zone 4; when a certain liquid level is reached, sewage enters the lower part of the facultative zone 5 through the guide pipe 11, the facultative filler 13 arranged in the middle of the facultative zone 5 is a pond with anaerobic microorganisms and aerobic microorganisms coexisting, the function of the facultative microorganisms in eliminating organic matters in the sewage is fully exerted, the upper layer in the facultative zone 5 is an aerobic animal and plant growing environment, the lower layer is an anaerobic organism living environment, and the two functions are respectively acted, so that the sewage is purified under the combined action; as the liquid level gradually rises along with the lapse of time, sewage enters the primary aerobic zone 6 and the secondary aerobic zone 7 from the draft tube 11, air is continuously filled into the sewage through the micro-power air pump and the aeration device 14 to provide oxygen for aerobic biological bacteria in the sewage, and active biological bacteria in the sewage are continuously bred and propagated in the aerobic filler 15; the sewage after the secondary aerobic treatment enters a disinfection area 8 through a guide pipe 11, an ultraviolet disinfection device 16 arranged in the disinfection area 8 effectively purifies bacteria and suspended matters in the water by utilizing the function of disinfecting, sterilizing and purifying the water by ultraviolet rays, and finally the qualified sewage after the 5-grid treatment is discharged through a water outlet pipe 18 of the device; meanwhile, in order to ensure better treatment effect, a sludge return pipe 22 and a sewage denitrification return pipe 17 are respectively arranged in the secondary aerobic zone 7 and the disinfection zone 8 of the equipment, the sludge return pipe 22 returns the sludge in the secondary aerobic zone 7 to the facultative zone 5 for better sewage facultative treatment, the sewage denitrification return pipe 17 mainly lifts the sewage subjected to aerobic treatment to the anaerobic zone 4 again, and carries out secondary treatment of nitrification and denitrification on organic matters in the water again, so that the harmful matters in the sewage can achieve better treatment effect, and the quality of the effluent is ensured; when filling and replacing filter materials, the filler is replaced through the first access hole 19, the second access hole 20 and the third access hole 21.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: 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 (5)
1. Novel rural domestic sewage integration treatment facility, including casing (1), inlet tube (2), baffle (3), anaerobic zone (4), facultative anaerobic district (5), one-level aerobic district (6), second grade aerobic district (7), disinfection district (8), otter board (9), oil removal device (10), honeycomb duct (11), anaerobism filler (12), facultative anaerobic filler (13), aeration equipment (14), good oxygen filler (15), ultraviolet ray sterilizing equipment (16), sewage denitrification back flow (17), outlet pipe (18), first access hole (19), second access hole (20), third access hole (21) and sludge back flow (22), its characterized in that: inlet tube (2) are installed in the embedding of one side top of casing (1), and the entry end of inlet tube (2) is located the outside of casing (1), the inside vertical of casing (1) is installed four baffle (3), and four baffle (3) are respectively separated the inside equidistance of casing (1) for five independent spaces in anaerobic zone (4), facultative zone (5), one-level aerobic zone (6), second grade aerobic zone (7) and disinfection district (8) in proper order, the inside below of anaerobic zone (4), facultative zone (5), one-level aerobic zone (6) and second grade aerobic zone (7) all is provided with otter board (9), and the exit end of inlet tube (2) runs through otter board (9) and bottom intercommunication, aeration equipment (14) are all installed to the below otter board of inside otter board (9) in one-level aerobic zone (6) and second grade aerobic zone (7), the below of the inside otter board (9) in second grade aerobic zone (7) is passed through sludge return pipe (22) and facultative zone (7), and oxygen zone (7) hold the outside of otter board (5) The upper portion intercommunication, the inside one side of disinfection district (8) is vertical to be provided with ultraviolet ray degassing unit (16), and inside central authorities pass through sewage denitrification back flow pipe (17) and anaerobic zone (4) upper portion intercommunication, outlet pipe (18) are installed in casing (1) embedding of the top one side of ultraviolet ray degassing unit (16), first access hole (19), second access hole (20) and third access hole (21) have been seted up respectively in proper order to the top of casing (1).
2. The novel rural domestic sewage integrated treatment equipment of claim 1, characterized in that: the anaerobic zone (4), the facultative zone (5), the first-stage aerobic zone (6), the second-stage aerobic zone (7) and the disinfection zone (8) are all embedded with an oil separation device (10) at the upper part of the partition board (3) at the connection position where the anaerobic zone, the facultative zone (5), the first-stage aerobic zone (6), the second-stage aerobic zone and the disinfection zone are adjacent, and the outlet end of the oil separation device (10) penetrates through the mesh plate (9) in the latter zone through the guide pipe (11) and is communicated with.
3. The novel rural domestic sewage integrated treatment equipment of claim 1, characterized in that: the top of the screen plate (9) in the anaerobic zone (4), the facultative zone (5) and the first-stage aerobic zone (6) is respectively filled with anaerobic filler (12), facultative filler (13) and aerobic filler (15), and the top of the screen plate (9) in the second-stage aerobic zone (7) is also filled with aerobic filler (15).
4. The novel rural domestic sewage integrated treatment equipment of claim 1, characterized in that: the input end of the aeration device (14) is connected with the output end of the micro-power air pump.
5. The novel rural domestic sewage integrated treatment equipment of claim 1, characterized in that: the first access hole (19), the second access hole (20) and the third access hole (21) are respectively arranged at the top connection part of the anaerobic zone (4) and the facultative zone (5), the top center of the first-level aerobic zone (6) and the top connection part of the second-level aerobic zone (7) and the disinfection zone (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910844819.9A CN112456724A (en) | 2019-09-07 | 2019-09-07 | Novel rural domestic sewage integration treatment facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910844819.9A CN112456724A (en) | 2019-09-07 | 2019-09-07 | Novel rural domestic sewage integration treatment facility |
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| Publication Number | Publication Date |
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| CN112456724A true CN112456724A (en) | 2021-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910844819.9A Pending CN112456724A (en) | 2019-09-07 | 2019-09-07 | Novel rural domestic sewage integration treatment facility |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114573109A (en) * | 2022-04-04 | 2022-06-03 | 常州工程职业技术学院 | Rural sewage treatment plant of formula of burying with deodorization function |
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2019
- 2019-09-07 CN CN201910844819.9A patent/CN112456724A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114573109A (en) * | 2022-04-04 | 2022-06-03 | 常州工程职业技术学院 | Rural sewage treatment plant of formula of burying with deodorization function |
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