CN101948219B - Low-consumption biological treatment method of rural sewage - Google Patents
Low-consumption biological treatment method of rural sewage Download PDFInfo
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- CN101948219B CN101948219B CN201010278940A CN201010278940A CN101948219B CN 101948219 B CN101948219 B CN 101948219B CN 201010278940 A CN201010278940 A CN 201010278940A CN 201010278940 A CN201010278940 A CN 201010278940A CN 101948219 B CN101948219 B CN 101948219B
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Abstract
The invention discloses a low-consumption biological treatment method of rural sewage, comprising the specific process flows: sending the rural sewage into a three-level septic tank, sending into a collecting tank, sending into a tower type biofilter, sending into wet land and yielding water. The invention fully utilizes rural geographic and geomorphic characteristics to collect sewage, supplies oxygen by a natural ventilation tower biofilter, processes rural domestic sewage by utilizing rural surrounding wet lands, is not provided with a sewage aeration system and a sludge treatment system, has simple process flow, less adopted equipment and small land occupation, obviously reduces one-shot engineering, equipment investment and operation energy loss thereof of sewage treatment, is convenient for farmers to manage, lowers operation management cost, realizes low-carbon operation, accelerates the comprehensive improvement of the rural environment and protects environment.
Description
Technical field
The present invention relates to a kind of low consumption sewage treatment technology that utilizes three grades of septic tanks of family's garden, tower biological filter, wetland combination treatment country sewage.
Background technology
China is a developing country, the level of urbanization only about 46%, and most of populations are lived in the rural area.Because most of rural economys are backward relatively; Add that inhabitation comparatively disperses; Cause a large amount of domestic sewage in rural areas by using and a small amount of human and animal excreta to get into surface water body and body of groundwater; Cause these water body permanganate indiceses, nitrogen, phosphorus, coliform, smell water-quality guideline such as flavor and exceed standard, have a strong impact on drinking water of rural area safety.In recent years; Ecological province, ecological city, ecological county, graceful small towns, Eco village construction are all being carried out energetically in all parts of the country; Continue to increase the new countryside construction dynamics, improve the country sewage processing power, therefore; The practical country sewage treatment technology of exploitation low consumption advances the rural environmental pollution comprehensive regulation to have important practical significance.
Summary of the invention
The objective of the invention is to develop a kind of low consumption sewage water treatment method that utilizes three grades of septic tanks, tower biological filter, wetland combination treatment country sewage.
Sewage water treatment method of the present invention is following:
Peasant household at first enters three grades of septic tanks of garden with sewage and a small amount of human and animal excreta that family produces; These sewage are concentrated to water collecting basin through rural area irrigation canals and ditches or pipe duct with the sewage of every family after three grades of septic tanks are handled; Water collecting basin supplies water to the tower biological filter by average discharge through run by gravity or water pump; The top, tower biological filter is provided with turning spurt water device, gives the tower biological filter water distribution equably; Directly entering peripheral depression, pool, lotus root pond, irrigation canals and ditches nearby through the water outlet of biological treatment back, tower biological filter handles again.The water outlet of handling well gets into field irrigation or directly enters the river.
Said three grades of septic tanks are meant three grades of miniaturized manure pits that are dispersed in the man of peasant household.
Said water collecting basin is a concrete type country sewage collection device; At mountainous rural area, water collecting basin should be arranged on the mountain region that exceeds the about 8～10m of wetland, so that rely on run by gravity to give the tower biological filter water distribution; If peasant household's accumulation area is the level land, then need rely on water pump to supply water to the tower biological filter.Water collecting pool volume designs about by average hydraulic detention time 4h.
Said tower biological filter is meant the multi-layer biological filter tank that is used to focus on sewage, built-in plastic filler and turning spurt water device, and ventilation opening is established in the bottom.
Said wetland is meant rice field, depression, pool, lotus root pond, the irrigation canals and ditches of peasant household's periphery.These rice fields, depression, pool, lotus root pond, irrigation canals and ditches require growth that mikrobe, waterplant such as the stem or leaf of cattail, reed, Herba Eichhorniae, lotus rhizome etc. are arranged, even also have hydrocoles such as fish etc.The wetland hydraulic detention time is not less than 1d.
The invention has the advantages that:
(1) makes full use of the rural area topography and landform character and collect sewage, adopt natural ventilation to give the tower biological filter oxygen supply, utilize rural area periphery wetland to handle country sewage, do not establish sewage aeration system and sludge treating system; The structures and the operational management work thereof of Sewage treatment systems have been reduced; Significantly reduce disposable engineering, facility investment and the operation energy consumption thereof of WWT, and be convenient to peasant's management, reduced operational and administrative expenses; The operation of realization low-carbon (LC), the protection environment.
(2) this technical process is simple, and use equipment is few, takes up an area of province, with low content of technology, and is less demanding to the operational management peopleware, and operation and overhead charges are low in addition, and suitable operational management is highly suitable for vast rural area.
Description of drawings
Fig. 1 is a process flow sheet of the present invention.
Embodiment
Embodiment 1:
The demonstration construction of new rural area is carried out in Mountain Area County one Miao ethnic group natural village (village) in Guangxi, relies on the mountain topography landforms, invests nearly 400,000 yuan and builds villages' village sewage pipe ducts and Sewage treatment systems thereof.Family surplus the full village 70, nearly 400 people, about 100 cubic metres of daily output sewage (containing village's tourism, food and drink sewage effluent), BOD
5185mg/L, ammonia nitrogen 16mg/L, total phosphorus 5mg/L adopt this Technology to handle.Run by gravity gets into water collecting basin to sewage along the hillside, gets into the tower biological filter processing after under meter is pressed average discharge, gets into other depression, river afterwards and handles once again.
Sewage is handled through three grades of septic tanks of peasant household's garden, tower biological filter; The tower biological filter water outlet is near urban wastewater treatment firm pollutant emission standard secondary standard (GB18918-2002); After handled in the depression, treat effluent had reached urban wastewater treatment firm pollutant emission standard one-level B standard (GB18918-2002).This sewage treatment facility usually only needs a people to keep an eye on, and handles every cubic metre of sewage energy consumption less than 0.25 yuan of 0.1 yuan, operational management expense.
Because village, village sewage is effectively addressed, the ecotope of these tourist attractions, village, village significantly improves, and a day reception visitor measures steadily increasing, and village's village Ecotourism and Peasants Joy income rise appreciably, and has realized that environmental benefit, economic benefit and social benefit are unified.
Embodiment 2:
The demonstration village's construction of new rural area is carried out in one administrative village, Guangxi county.This village is near the river, and physical features is comparatively smooth, family surplus full village has 160, nearly 1000 people, about 180 cubic metres of daily output sewage, sewage BOD
5163mg/L, ammonia nitrogen 15mg/L, total phosphorus 5mg/L adopt this Technology to handle.Sewage is laid pipe duct and is got into water collecting basin along the road, handle after water pump is squeezed into the tower biological filter by average discharge, gets into other pool, river afterwards and handles once again.
Sewage is after handle three grades of septic tanks of each tame garden, tower biological filter; The tower biological filter water outlet reaches urban wastewater treatment firm pollutant emission standard secondary standard (GB18918-2002); After handled in the pool of containing a large amount of cattails, reed, lotus rhizome, treat effluent had reached urban wastewater treatment firm pollutant emission standard one-level B standard (GB18918-2002).This sewage treatment facility needs two people to keep an eye on usually, handles about 0.17 yuan of every cubic metre of sewage energy consumption, 0.28 yuan of operational management expense.
Because village, village sewage is effectively addressed, this village's village environment comprehensive and rural area looks are obviously improved, and water quality of river has also obtained raising in various degree, have realized that environmental benefit and social benefit are unified.
Claims (5)
1. a sewage water treatment method is characterized in that peasant household at first enters three grades of septic tanks of garden with sewage and a small amount of human and animal excreta that family produces; These sewage are concentrated to water collecting basin through rural area irrigation canals and ditches or pipe duct with the sewage of every family after three grades of septic tanks are handled; Water collecting basin supplies water to the tower biological filter by average discharge through run by gravity or water pump; The top, tower biological filter is provided with turning spurt water device, ventilation opening is established in the bottom, so that give tower biological filter water distribution and ventilation oxygen supply equably; Directly entering peripheral depression, pool, lotus root pond, irrigation canals and ditches nearby through the water outlet of biological treatment back, tower biological filter handles again; The water outlet of handling well gets into field irrigation or directly enters the river.
2. sewage water treatment method according to claim 1 is characterized in that said three grades of septic tanks are meant three grades of miniaturized manure pits that are dispersed in the man of peasant household.
3. sewage water treatment method according to claim 1; It is characterized in that said water collecting basin is a concrete type country sewage collection device; At mountainous rural area, water collecting basin should be arranged on the mountain region that exceeds wetland 8～10m, so that rely on run by gravity to give the tower biological filter water distribution; If peasant household's accumulation area physical features is comparatively smooth, then need rely on water pump to supply water to the tower biological filter.
4. sewage water treatment method according to claim 1 is characterized in that said tower biological filter is meant the multi-layer biological filter tank that is used to focus on sewage, built-in plastic filler and turning spurt water device.
5. sewage water treatment method according to claim 3, its characteristic are meant depression, pool, lotus root pond, the irrigation canals and ditches of peasant household's periphery at said wetland; These depression, pool, lotus root pond, irrigation canals and ditches require growth that mikrobe, waterplant and hydrocoles are arranged.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010278940A CN101948219B (en) | 2010-09-09 | 2010-09-09 | Low-consumption biological treatment method of rural sewage |
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| CN201010278940A CN101948219B (en) | 2010-09-09 | 2010-09-09 | Low-consumption biological treatment method of rural sewage |
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| CN101948219A CN101948219A (en) | 2011-01-19 |
| CN101948219B true CN101948219B (en) | 2012-10-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2630791C1 (en) * | 2016-04-01 | 2017-09-13 | Михаил Иванович Голубенко | Method for cleaning livestock drainage and surface waters and device for its implementation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102260026B (en) * | 2011-06-29 | 2013-02-13 | 无锡强工机械工业有限公司 | Life miscellaneous wastewater biochemical treatment device |
| CN102351378B (en) * | 2011-07-12 | 2013-01-16 | 江西致远环保技术有限公司 | Method and system for processing rural sewage in artificial wetlands |
| CN102718310A (en) * | 2012-06-20 | 2012-10-10 | 苏州国环环境检测有限公司 | Biological filter for wastewater treatment |
| CN105016570A (en) * | 2015-05-08 | 2015-11-04 | 中国电建集团贵阳勘测设计研究院有限公司 | Novel rural domestic sewage treatment method and device thereof |
| CN108128901A (en) * | 2017-12-29 | 2018-06-08 | 许昌学院 | A kind of ecological purification system of landscape water body |
| CN109160611B (en) * | 2018-10-16 | 2024-01-30 | 水利部中国科学院水工程生态研究所 | Multistage ecological pond system suitable for mountain area small-river basin non-point source pollution collection treatment |
| CN109380088A (en) * | 2018-11-26 | 2019-02-26 | 江西省科学院 | A kind of Low hilly red soil small watershed ecological harnessing system |
| CN111039507A (en) * | 2019-12-27 | 2020-04-21 | 北京北华中清环境工程技术有限公司 | Distributed unpowered terrace-type sewage treatment system for mountainous rural areas |
| CN113603313B (en) * | 2021-09-13 | 2023-05-12 | 中电建生态环境设计研究有限公司 | Low-energy-consumption rural rainwater and sewage ecological utilization treatment system |
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| US5707513A (en) * | 1992-05-13 | 1998-01-13 | Jowett; E. Craig | Wastewater treatment method and apparatus |
| US6428691B1 (en) * | 2000-11-06 | 2002-08-06 | Charles Wofford | Biological waste water treatment system |
| CN1986461A (en) * | 2006-12-26 | 2007-06-27 | 南京大学 | Method of treating domestic sewage dispersively and its reactor |
| CN101607775A (en) * | 2009-07-09 | 2009-12-23 | 南京大学 | Earthworm and ecological filter-denitrification bio-filter combined system is handled organic sewage technology |
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2010
- 2010-09-09 CN CN201010278940A patent/CN101948219B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5707513A (en) * | 1992-05-13 | 1998-01-13 | Jowett; E. Craig | Wastewater treatment method and apparatus |
| US6428691B1 (en) * | 2000-11-06 | 2002-08-06 | Charles Wofford | Biological waste water treatment system |
| CN1986461A (en) * | 2006-12-26 | 2007-06-27 | 南京大学 | Method of treating domestic sewage dispersively and its reactor |
| CN101607775A (en) * | 2009-07-09 | 2009-12-23 | 南京大学 | Earthworm and ecological filter-denitrification bio-filter combined system is handled organic sewage technology |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| RU2630791C1 (en) * | 2016-04-01 | 2017-09-13 | Михаил Иванович Голубенко | Method for cleaning livestock drainage and surface waters and device for its implementation |
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| CN101948219A (en) | 2011-01-19 |
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Address after: 530028 29 Floor, Building A, Mingdu Plaza, Nanhu, 30 Shuangyong Road, Nanning City, Guangxi Patentee after: Huahong water affairs group Limited by Share Ltd Address before: 530028 29 Floor, Building A, Mingdu Plaza, Nanhu, 30 Shuangyong Road, Nanning City, Guangxi Patentee before: Huahong Water Affairs Group Co., Ltd. |