CN112209507A - Combined type domestic sewage treatment system for small and medium-scale villages and towns - Google Patents
Combined type domestic sewage treatment system for small and medium-scale villages and towns Download PDFInfo
- Publication number
- CN112209507A CN112209507A CN202011019490.1A CN202011019490A CN112209507A CN 112209507 A CN112209507 A CN 112209507A CN 202011019490 A CN202011019490 A CN 202011019490A CN 112209507 A CN112209507 A CN 112209507A
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- Prior art keywords
- wetland
- assembly
- filler
- domestic sewage
- sewage treatment
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- 239000010865 sewage Substances 0.000 title claims abstract description 45
- 239000000945 filler Substances 0.000 claims abstract description 64
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 239000002131 composite material Substances 0.000 claims abstract description 35
- 238000012856 packing Methods 0.000 claims abstract description 24
- 238000009423 ventilation Methods 0.000 claims abstract description 24
- 238000004062 sedimentation Methods 0.000 claims abstract description 22
- 230000008595 infiltration Effects 0.000 claims abstract description 19
- 238000001764 infiltration Methods 0.000 claims abstract description 19
- 229910021536 Zeolite Inorganic materials 0.000 claims description 6
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 239000010457 zeolite Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 12
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 6
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 6
- 239000011574 phosphorus Substances 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- 238000005325 percolation Methods 0.000 description 7
- 239000003344 environmental pollutant Substances 0.000 description 6
- 231100000719 pollutant Toxicity 0.000 description 6
- 238000005273 aeration Methods 0.000 description 3
- 241000255925 Diptera Species 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000238557 Decapoda Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Botany (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Biological Wastes In General (AREA)
- Biological Treatment Of Waste Water (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses a combined type medium and small-scale village and town domestic sewage treatment system, which belongs to the technical field and comprises a wetland water inlet assembly, an underflow wetland front-end filler assembly, an underflow wetland rear-end filler assembly, a wetland sedimentation tank assembly, a wetland ventilation pipe assembly, a wetland water outlet weir assembly and a composite filler infiltration tank assembly; the beneficial effects are that: the invention provides a combined small and medium-scale village and town domestic sewage treatment system, which is formed by adopting a wetland water inlet assembly, an underflow wetland front-end packing assembly, an underflow wetland rear-end packing assembly, a wetland sedimentation tank assembly, a wetland ventilation pipe assembly, a wetland effluent weir assembly, a composite packing infiltration tank assembly and the like to carry out waste residue cleaning, nitrogen and phosphorus removal on village and town combined domestic sewage, and the sewage is treated by subsequent wetland plants and then is discharged up to the standard.
Description
Technical Field
The invention relates to the technical field of sewage treatment engineering equipment, in particular to a combined small and medium-scale village and town domestic sewage treatment system.
Background
At the present stage, the living environment conditions of villages and towns in China are unbalanced, the problem of messy and poor environment is prominent in some areas, which is the centralized embodiment of factors such as backward infrastructure, untimely and short-time environmental supervision, lack of environmental awareness of residents and the like, and is also a stage which is difficult to surpass in social development. The domestic sewage of villages and towns is discharged in an unordered mode, the soil, surface water and underground water are seriously polluted by the untreated and utilized excrement and various sewage, and the excrement and the various sewage become important pollution sources of environment of the villages and the towns, so that the phenomena of blackening and stinking of river water bodies of the villages and the towns, fish and shrimp sterilization and breeding of mosquitoes and flies are caused, diseases caused by germs and eggs in the sewage are spread, the health of the masses is greatly threatened, and the domestic sewage treatment of the villages and the towns is urgent.
Disclosure of Invention
The invention aims to provide a combined type domestic sewage treatment system for small and medium-sized villages and towns, which aims to solve the problems in the background technology.
In order to solve the technical problems, the technical scheme of the invention is as follows: a combined type domestic sewage treatment system for small and medium-scale villages and towns comprises a wetland water inlet assembly, an underflow wetland front-end filler assembly, an underflow wetland rear-end filler assembly, a wetland sedimentation tank assembly, a wetland ventilation pipe assembly, a wetland effluent weir assembly and a composite filler infiltration tank assembly.
As a preferable scheme of the invention, the wetland water inlet assembly comprises an equipment water inlet pipe, a solid-liquid separation channel, a water outlet distribution pipe and large-particle waterproof blocking filler.
As a preferred scheme of the invention, the front-end filler assembly of the subsurface flow wetland is formed by placing ceramsite volcanic zeolite and the like in a wetland pool body and comprises a filler frame body and a filler support. The subsurface flow wetland rear-end packing assembly is formed by placing ceramsite volcanic zeolite and the like in a wetland pool body and comprises a packing frame body and a packing support.
As a preferable scheme of the invention, the wetland sedimentation tank assembly comprises a wetland sedimentation tank body and a wetland sedimentation tank water outlet.
In a preferred embodiment of the present invention, the wetland ventilation pipe assembly comprises a main pipe inlet of the wetland ventilation pipe, an air volume control pump of the wetland ventilation device, and a branch pipe of the wetland ventilation pipe.
As a preferable scheme of the invention, the wetland effluent weir component comprises a wetland effluent weir component inlet, a wetland effluent weir U-shaped groove piece and a wetland effluent pipe.
As a preferred scheme of the invention, the composite filler infiltration tank assembly inlet pipe, the composite filler infiltration tank water distribution device, the composite filler infiltration tank composite filler layer and the composite filler infiltration tank water outlet are arranged.
The beneficial effect of adopting above-mentioned technical scheme is: the invention provides a combined small and medium-scale village and town domestic sewage treatment system, which is formed by adopting a wetland water inlet assembly, an underflow wetland front-end packing assembly, an underflow wetland rear-end packing assembly, a wetland sedimentation tank assembly, a wetland ventilation pipe assembly, a wetland effluent weir assembly, a composite packing infiltration tank assembly and the like to carry out waste residue cleaning, nitrogen and phosphorus removal on village and town combined domestic sewage, and the sewage is treated by subsequent wetland plants and then is discharged up to the standard.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
In the figure, 1, a wetland water inlet assembly; 2. a device water inlet pipe; 3. a water outlet distribution pipe; 7. a solid-liquid separation channel; 8. large-particle anti-blocking filler; 10. a front-end filler component of the subsurface flow wetland; 11. a filler frame body; 13. a cover plate of the water outlet weir; 15. the air volume control pump of the wetland ventilation device; 16. a wetland effluent weir body U-shaped groove piece; 17. a wetland effluent weir assembly; 18. a wetland ventilation pipe assembly; 21. a wetland water outlet pipe; 22. an inlet pipe of the infiltration tank component with the composite filler; 23. a water distribution device of the composite filler percolation pool; 25. a composite filler percolation pool assembly; 26. a water outlet of the infiltration tank with the composite filler; 29. a ceramsite packing layer; 30. a water inlet of the wetland sedimentation tank; 31. a wetland sedimentation tank assembly; 32. a water outlet of the wetland sedimentation tank; 33. a filler frame body; 34. a gravel packing layer; 35. a ceramsite packing layer; 36. a gravel packing layer; 37. wetland plant components.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1, the centralized modular wetland + composite filler infiltration tank equipment compound system for treating domestic sewage in villages and towns mainly comprises a wetland water inlet assembly 1, an underflow wetland front end filler assembly 10, an underflow wetland rear end filler assembly 11, a wetland sedimentation tank assembly 31, a wetland ventilation pipe assembly 18, a wetland water outlet weir assembly 17 and a composite filler infiltration tank assembly 25.
Wetland subassembly of intaking, wetland subassembly of intaking include: the device comprises a water inlet pipe 2, a solid-liquid separation channel 7, a water outlet distribution pipe 3 and a large-particle anti-blocking filler 8. Sewage enters the solid-liquid separation channel 7 from the equipment water inlet pipe 2, wherein large-particle substances in the sewage can be intercepted by the large-particle anti-blocking filler 8.
The front-end filler assembly 10 of the subsurface flow wetland is formed by placing ceramsite volcanic zeolite and the like in a wetland pool body, and comprises a filler frame body 33, a ceramsite packing layer 29, a volcanic packing layer 5, a gravel packing layer 34 and a wetland plant assembly 37. The subsurface flow wetland rear-end packing assembly is also formed by placing ceramsite volcanic zeolite and the like in a wetland pool body and comprises a packing frame body 11, a ceramsite packing layer 35, a volcanic packing layer 6 and a gravel packing layer 36. Each filler layer plays a role in absorbing most organic matters in the incoming water, and part of pollutants such as nitrogen, phosphorus and the like can be digested by the fillers after the films are hung.
The wetland sedimentation tank assembly 31 is characterized in that the wetland sedimentation tank assembly 31 comprises a wetland sedimentation tank body 14, a wetland sedimentation tank water inlet 30 and a wetland sedimentation tank water outlet 32.
The wetland ventilation pipe assembly comprises a main wetland ventilation pipe inlet 18, a wetland ventilation device air volume control pump 15, a wetland ventilation pipe branch pipe 37 and a wetland ventilation pipe micropore aeration opening 9. The wetland ventilation pipe assembly mainly plays a role in aerobic aeration of fillers on the upper part of the wetland.
The wetland effluent weir component 17 comprises a wetland effluent weir component inlet 36, a wetland effluent weir body U-shaped groove piece 16, a wetland water outlet pipe 21 and an effluent weir cover plate 13. The sewage passing through the wetland sedimentation tank assembly 31 flows out of the wetland weir assembly 17 and enters the composite filler infiltration tank assembly 25.
The composite filler percolation pool assembly 25 comprises a composite filler percolation pool assembly inlet pipe 22, a composite filler percolation pool water distribution device 23, a composite filler percolation pool composite filler layer 25 and a composite filler percolation pool water outlet 26. The composite filler infiltration tank assembly further treats the effluent of the centralized modular wetland sewage treatment in the front, and ensures the quality of the effluent.
The invention relates to a centralized modularized wetland + composite filler infiltration tank body equipment composite system for treating domestic sewage of villages and small towns. The equipment filling system carries out anoxic treatment, anaerobic treatment and aerobic aeration treatment on sewage generated by centralized resident life and then carries out harmless treatment on the sewage. The wetland device is a centralized wetland device for efficient sewage treatment, and particularly can continuously operate in all seasons, and the front-end filler component of the subsurface flow wetland, the rear-end filler component of the subsurface flow wetland and the ventilation component can realize the change from an anoxic environment to an anaerobic environment and from aerobic environment, so that microorganisms can be coated on wetland filler ceramsite and volcanic rocks, the sewage treatment efficiency is greatly improved, 20-50% of organic matters can be decomposed, part of pollutants such as nitrogen and phosphorus can be treated, and the aerobic treatment efficiency is improved compared with the conventional gravel wetland pool.
The invention relates to a centralized modular wetland + composite filler infiltration tank equipment composite system for treating domestic sewage in villages and towns, which is characterized in that through a wetland water inlet assembly 1, a subsurface flow wetland front end filler assembly 10, a subsurface flow wetland rear end filler assembly 11, a wetland sedimentation tank assembly 31, a wetland ventilation pipe assembly 18, a wetland water outlet weir assembly 17 and a composite filler infiltration tank assembly 25, the content of COD in the sewage can be reduced to be below 60mg/L from 100 plus 200mg/L, and the content of BOD can be reduced to be below 50mg/L from 200mg/L, so that the content of organic matters, nitrogen, phosphorus and other pollutants in the sewage is greatly reduced, the pollutants in the sewage are greatly reduced, the cost is saved, and the treatment efficiency is improved.
The invention relates to a centralized modular wetland treatment and composite filler infiltration tank body equipment compound system for village and town domestic sewage, which can intercept and remove most of nitrogen and phosphorus pollutants entering integrated equipment and sewage through all components; according to different sewage discharge standards, different fillers are adopted to perform targeted treatment on sewage, the content of pollutants in the sewage is further reduced, and the purified sewage can be discharged out of rivers and lakes.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.
Claims (7)
1. A combined type domestic sewage treatment system for small and medium-scale villages and towns is characterized by comprising a wetland water inlet assembly, an underflow wetland front-end filler assembly, an underflow wetland rear-end filler assembly, a wetland sedimentation tank assembly, a wetland ventilation pipe assembly, a wetland effluent weir assembly and a composite filler infiltration tank assembly.
2. The combined small and medium-sized village and town domestic sewage treatment system according to claim 1, wherein said wetland water inlet assembly comprises an equipment water inlet pipe, a solid-liquid separation channel, a water outlet distribution pipe and a large-particle waterproof plugging filler.
3. The combined type middle and small-scale village and town domestic sewage treatment system according to claim 1, wherein the front-end filler assembly of the subsurface flow wetland is formed by placing ceramsite volcanic zeolite and the like in a wetland tank body and comprises a filler frame body and a filler support. The subsurface flow wetland rear-end packing assembly is formed by placing ceramsite volcanic zeolite and the like in a wetland pool body and comprises a packing frame body and a packing support.
4. The combined small and medium-sized village and town domestic sewage treatment system according to claim 1, wherein said wetland sedimentation tank assembly comprises a wetland sedimentation tank body and a wetland sedimentation tank water outlet.
5. The combined small and medium-sized village and town domestic sewage treatment system according to claim 1, wherein said wetland ventilation pipe assembly comprises a wetland ventilation pipe main pipe inlet, a wetland ventilation device air volume control pump, and a wetland ventilation pipe branch pipe.
6. The combined small and medium-sized village and town domestic sewage treatment system according to claim 1, wherein said wetland weir assembly comprises a wetland weir assembly inlet, a wetland weir U-shaped channel member, and a wetland outlet pipe.
7. The combined small and medium-sized village and town domestic sewage treatment system according to claim 1, wherein said composite filler percolating pool assembly inlet pipe, composite filler percolating pool water distribution device, composite filler percolating pool composite filler layer, and composite filler percolating pool water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011019490.1A CN112209507A (en) | 2020-09-24 | 2020-09-24 | Combined type domestic sewage treatment system for small and medium-scale villages and towns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011019490.1A CN112209507A (en) | 2020-09-24 | 2020-09-24 | Combined type domestic sewage treatment system for small and medium-scale villages and towns |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112209507A true CN112209507A (en) | 2021-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011019490.1A Pending CN112209507A (en) | 2020-09-24 | 2020-09-24 | Combined type domestic sewage treatment system for small and medium-scale villages and towns |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101708899A (en) * | 2009-11-06 | 2010-05-19 | 山东大学 | Anti-clogging clay pipe packing subsurface flow constructed wetland |
| CN101851023A (en) * | 2010-03-26 | 2010-10-06 | 北京神州瑞霖环保科技有限公司 | Underflow type constructed wetland system with coke powder-steel slag compound filler |
| CN102502970A (en) * | 2011-11-30 | 2012-06-20 | 中国科学院地理科学与资源研究所 | Stepped subsurface-flow constructed wetland domestic sewage treatment device |
| CN102603074A (en) * | 2012-03-26 | 2012-07-25 | 哈尔滨工业大学宜兴环保研究院 | Double-layer subsurface-flow constructed wetland system used for sewage treatment in medium and small towns of cold areas and operation method thereof |
| CN104176880A (en) * | 2014-08-04 | 2014-12-03 | 华北水利水电大学 | Multi-stage serial modular domestic wastewater treatment system and domestic wastewater treatment method |
| CN204251468U (en) * | 2014-11-14 | 2015-04-08 | 武汉紫光能控科技有限公司 | A kind of small-sized integrated domestic sewage processing system |
| CN204529597U (en) * | 2015-02-03 | 2015-08-05 | 东风(湖北)生态科技有限公司 | Rural sewage treatment system |
| CN108911145A (en) * | 2018-09-06 | 2018-11-30 | 浙江大学 | Mixed flow constructed wetland-biofiltration compound sewage processing unit and its technique |
| CN209226771U (en) * | 2018-09-30 | 2019-08-09 | 湖南新九方科技有限公司 | Anti-clogging current wetland bed system |
| CN110790388A (en) * | 2019-11-29 | 2020-02-14 | 北京林业大学 | Composite vertical subsurface flow constructed wetland sewage purification system based on functional filler structure |
| CN216614185U (en) * | 2020-09-24 | 2022-05-27 | 贵州润鸿环保科技有限公司 | Combined type domestic sewage treatment system for small and medium-scale villages and towns |
-
2020
- 2020-09-24 CN CN202011019490.1A patent/CN112209507A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101708899A (en) * | 2009-11-06 | 2010-05-19 | 山东大学 | Anti-clogging clay pipe packing subsurface flow constructed wetland |
| CN101851023A (en) * | 2010-03-26 | 2010-10-06 | 北京神州瑞霖环保科技有限公司 | Underflow type constructed wetland system with coke powder-steel slag compound filler |
| CN102502970A (en) * | 2011-11-30 | 2012-06-20 | 中国科学院地理科学与资源研究所 | Stepped subsurface-flow constructed wetland domestic sewage treatment device |
| CN102603074A (en) * | 2012-03-26 | 2012-07-25 | 哈尔滨工业大学宜兴环保研究院 | Double-layer subsurface-flow constructed wetland system used for sewage treatment in medium and small towns of cold areas and operation method thereof |
| CN104176880A (en) * | 2014-08-04 | 2014-12-03 | 华北水利水电大学 | Multi-stage serial modular domestic wastewater treatment system and domestic wastewater treatment method |
| CN204251468U (en) * | 2014-11-14 | 2015-04-08 | 武汉紫光能控科技有限公司 | A kind of small-sized integrated domestic sewage processing system |
| CN204529597U (en) * | 2015-02-03 | 2015-08-05 | 东风(湖北)生态科技有限公司 | Rural sewage treatment system |
| CN108911145A (en) * | 2018-09-06 | 2018-11-30 | 浙江大学 | Mixed flow constructed wetland-biofiltration compound sewage processing unit and its technique |
| CN209226771U (en) * | 2018-09-30 | 2019-08-09 | 湖南新九方科技有限公司 | Anti-clogging current wetland bed system |
| CN110790388A (en) * | 2019-11-29 | 2020-02-14 | 北京林业大学 | Composite vertical subsurface flow constructed wetland sewage purification system based on functional filler structure |
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