CN201587887U - Power-free single-family type rural domestic sewage treatment device - Google Patents
Power-free single-family type rural domestic sewage treatment device Download PDFInfo
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- CN201587887U CN201587887U CN2009202821695U CN200920282169U CN201587887U CN 201587887 U CN201587887 U CN 201587887U CN 2009202821695 U CN2009202821695 U CN 2009202821695U CN 200920282169 U CN200920282169 U CN 200920282169U CN 201587887 U CN201587887 U CN 201587887U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The utility model relates to a power-free single-family type rural domestic sewage treatment device. The rural domestic sewage treatment device mainly comprises a water collecting tank and a sand/stone biological filter. The rural domestic sewage flows into the water collecting tank, infiltrates into the sand/stone biological filter through a water distributing pipe, and is subjected to the adsorption and decomposition by the sand/stone biological filter and then discharged through a pipe. The power-free single-family type rural domestic sewage treatment device has good domestic sewage treatment effect, the chemical oxygen demand (COD) of the effluent is lower than 100 mg/L, and the effluent is reused for vegetable crop irrigation, toilet flushing and the like; and the construction cost is low and the investment is about 1,000 Yuan per family and is well received by farmers. In addition, the power-free single-family type rural domestic sewage treatment device has the advantages of small occupied area, power-free operation, convenient maintenance and use, long service life and no need of cleaning; and vegetables and other plants are planted on the device, thereby making full use of space.
Description
Technical field
The utility model relates to a kind of unpowered single household type rural domestic sewage treating device, belongs to the technical field of wastewater treatment.
Background technology
Eleventh Five-Year Plan has proposed the great historic task of building a New Socialist Countryside, and the construction object of clear and definite " production development, improve living standards, township's wind civilization, cleanliness of villages, democratic management ".But quickening along with the new countryside construction paces, sanitary sewage becomes big main source of pollution, the unprocessed in line cloaca of a large amount of sanitary sewages, and then the water layer or lead to the river course of permeating the ground, cause the rural area surrounding enviroment to be subjected to serious destruction, directly threaten the resident healthy.According to measuring and calculating, annual more than 80 hundred million tons of the sanitary sewages that produce in rural area, the whole nation, sewage arbitrarily discharges, caused sewage to overflow, ditch, river spread all over sewage, for growing of mosquitos and flies provides carrier, cause the propagation of the various communicable diseases in rural area, worsened rural environment, sanitary sewage has become the main source of pollution in present rural area, also is the primary bottleneck that hinders the good and fast development of new countryside construction.Therefore, strengthening the improvement of domestic sewage in rural areas by using, is the important content that the new socialist countryside is built, and also is the pressing issues that rural people's habitat environment improves needs solution.
Domestic sewage in rural areas by using has following characteristics: (1) domestic sewage in rural areas by using mainly comprises kitchen cooking water, shower and bath water, is substantially devoid of heavy metal and hazardous and noxious substances in the water, contains a certain amount of nitrogen, phosphorus, contains large amount of organic; (2) people in the countryside are less, widely distributed and dispersion, because the restriction of objective condition, without sewage discharge pipe network, sanitary sewage are collected relatively difficulty, lack unified management and improvement; (3) the domestic sewage in rural areas by using amount is less, and concentration is low, and variation factor is big.
The treatment technology of domestic and international application domestic sewage in rural areas by using improvement at present is many, but can be classified as two classes usually from technological principle: the first kind is that biological process is handled, and can be divided into aerobe again and handle and anaerobic biological treatment.It is to give the sewage oxygenation by power that aerobe is handled, the culturing micro-organisms bacterial classification, utilize microbial strains to decompose, consume the organism, nitrogen and the phosphorus that absorb in the sewage, mainly comprise conventional activated sludge process, AO method, blodisc and SBR method etc., but these methods are mainly used in the town sewage that has unified sewage network and handle, and construction cost and working cost are higher, are not suitable in the relatively dispersive rural area application of living; And anaerobic biological treatment is to utilize the metabolic process of anaerobion, organic pollutant is converted into inorganics and a spot of cellular material need not to provide under the situation of oxygen, commonly used the having in the rural area: methane-generating pit for farm household, central gas supply biogas engineering etc., these methods can only be used to handle rural culture waste and feces of toilet waste liquid etc., produce biogas and can substitute part life energy, this technology is used morely in the rural area.But, can kill a large amount of anaerobions, so can't handle with this method because of containing a large amount of washing composition in the domestic sewage in rural areas by using.Second class is that the natural, ecological method is handled, and mainly is to utilize the principle of soil filtration, plant absorbing and microbiological degradation to handle waste water, and commonly used has: artificial wet land treating system etc.Constructed wetland waste water treatment technology is the mechanism of action such as to hold back by physical filtering, biological degradation and plant to remove organic matter, and remove N and P by the synergy of waterplant and microorganism, be specially adapted to the processing of sanitary sewage, river course and natural lake water system and reuse etc., the clearance of sewage chemical oxygen demand (COD) can reach 55%-75%, the clearance of ammonia, nitrogen reaches more than 90%, but artificial marsh sewage treatment system need clean once every 2-3, cumbersome, and chemical oxygen demand (COD) (COD) clearance is on the low side.Yet there are no and be applicable to sparsely populated, that do not have unified sewage discharge pipe network, motorless single household rural domestic sewage treating device and method report.
Summary of the invention
Relatively weaker at the rural economy basis, the unable problem of bearing some construction cost height, working cost height, using complicated sanitary sewage disposal facility, the utility model provides a kind of unpowered single household type rural domestic sewage treating device.
The technical scheme that the utility model is adopted for achieving the above object is as follows:
A kind of unpowered rural domestic sewage treating device, it comprises water collecting basin and sandstone biological filter, and water collecting basin and sandstone biological filter are communicated with by water inlet pipe, and described water inlet pipe is the annular closure tube of an end opening, and opening end links to each other with water collecting basin; Three layers of stone are arranged in the body of pond, sandstone biological filter: the 1st layer is the pebbles layer, and the pebbles particle diameter is 3-5cm, and the pebbles layer thickness is 5-20cm; The 2nd layer is the fine sand layer, and the fine sand particle diameter is 0.1-2.0mm, and the fine sand layer thickness is 70-100cm; The 3rd layer is the pebbles layer, and the pebbles particle diameter is 3-5cm, and the pebbles layer thickness is 5-20cm; Be equipped with some water distributors in the 1st layer of pebbles layer, the two ends of every water distributor all are communicated with water inlet pipe, and the water distributor bottom surface evenly has some posticums along its length, and treatment tank bottom or close bottom one side set out water pipe.
Above-mentioned water distributor is the 3-10 root, and internal diameter is 20-30mm, is parallel to each other, is arranged in the pebble bed equably.Sewage enters down the fine sand layer of one deck behind water distributor posticum water distribution uniformity.
Preferably, the posticum of above-mentioned water distributor is two rows, 90 ° of spaces, and aperture 2-3mm, as shown in Figure 3.
The bottom surface of above-mentioned sandstone biological filter is domatic to lopsidedness 3-5 degree.Be beneficial to the discharge of handling back water.
Above-mentioned water inlet pipe internal diameter is 30-60mm, and inlet end is provided with a screen cloth, and mesh size is 2.5mm.
Above-mentioned water inlet pipe material can be optional according to the state of the art.
A kind of more preferred scheme of the utility model is that the 1st layer also is covered with filter cloth above the pebbles in above-mentioned sandstone biological filter, is covered with the thick soil layer of 12-15cm on the filter cloth.This facility can stop that earth enters the sandstone biological filter, does not influence entering of air again, also can be on this soil layer planting vegetable, flowers etc., make full use of the space, beautify the environment.
The size of above-mentioned water collecting basin and sandstone biological filter is according to how many designs of peasant household's water consumption, and those skilled in the art can implement this design according to general knowledge.
The application of unpowered single household type rural domestic sewage treating device of the present utility model, method is as follows:
Directly pour sanitary sewage into water collecting basin, enter in the sandstone biological filter, in the sandstone biological filter, purify the back and discharge by filtering layer through the water inlet pipe pipeline; Sewage the filtering layer of process be the 1st layer successively and be the pebbles layer of particle diameter 3-5cm, thickness 5-20cm, the 2nd layer is the fine sand layer of particle diameter 0.1-2.0mm, thickness 70-100cm, the 3rd layer is the pebbles layer of particle diameter 3-5cm, thickness 5-20cm, by water distributor the sewage uniform distribution is entered the fine sand layer of one deck down in the 1st layer of pebbles layer, one side is discharged or is collected and utilize by rising pipe in bottom, sandstone biological filter.
Adhere to a large amount of microorganisms in the fine sand of fine sand layer, mainly play absorption, decompose organic effect in the sanitary sewage, sanitary sewage is collected, is discharged through the pebbles layer again behind this layer fine sand, the water of Pai Chuing reaches national grade one discharge standard after testing, can be used as to water dish etc.
The effect of the 1st layer of pebbles is the supports cloth water pipe, makes into that water is uniformly distributed on the fine sand layer by pipeline, prevents that simultaneously fine sand from stopping up the posticum of water distributor.
The effect of the 3rd layer of pebbles is the water outlet of collecting after sand is filtered, and makes by rising pipe and concentrates discharging or reuse.
The utility model advantage compared to existing technology is:
1, the utility model is primarily aimed to handle does not have unified domestic sewage in rural areas by using network of drains, sparsely populated, can solve these regional sanitary sewages and arbitrarily discharge the environmental pollution that causes;
2, the utility model is effective to sanitary sewage disposal, and water outlet chemical oxygen demand (COD) (COD) is less than 100mg/L, can be used as to water dish, flush the toilet etc.;
3, the utility model construction cost is low, and each household only need drop into about 1000 yuan, and peasant household is acceptant.
4, the utility model floor space is little, unpowered, maintenance is easy to use, can use for a long time, need not to clean; But planting vegetable etc. also makes full use of above.
Description of drawings
Fig. 1 is the structural representation of unpowered single household type rural domestic sewage treating device of the present invention; Fig. 2 is water inlet pipe and water distributor structural representation; Fig. 3 is a water distributor section enlarged diagram;
Wherein: 1, water collecting basin, 2, the sandstone biological filter, 3, water inlet pipe, 4, screen cloth, 5, the pebbles layer, 6, water distributor, 7, the fine sand layer, 8, the pebbles layer, 9, rising pipe, 10, filter cloth, 11, soil layer, 12, vegetables, 13, posticum.
Embodiment
Below by embodiment and with reference to accompanying drawing the utility model is described in detail.It is important to point out that embodiment only is used for the utility model is further specified; can not be interpreted as the restriction to the utility model protection domain, the person skilled in the art in this field can make some nonessential improvement and adjustment to the utility model according to above-mentioned the utility model content.
1: one family of embodiment three-person household sanitary sewage sandstone biological filter treatment process and device
One family three-person household domestic consumption every day is about 75L, and according to the amount of the sanitary sewage that produces every day and the saturated capacity of sandstone biofilter to treat domestic sewage, water collecting basin 1 volume size is 30L, is of a size of length * wide * height=0.5m * 0.2m * 0.3m; Sandstone biological filter 2 is of a size of length * wide * height=1.9m * 1.0m * 0.9m, and volume is 1.71m
3
This apparatus structure as shown in Figure 1, water collecting basin 1 and sandstone biological filter 2 are communicated with by water inlet pipe 3, water inlet pipe 3 internal diameters are 40mm, select three type polypropylene tube (PP-R pipe, the Shandong Yanggu is along reaching plastics company limited product) for use, water inlet pipe 3 sewage inlet ends are provided with a screen cloth 4, mesh size is 2.5mm, three layers of stone are arranged in the body of pond, sandstone biological filter: the 1st layer is the pebbles layer, and the pebbles particle diameter is 3-5cm, and the pebbles layer thickness is 10cm; The 2nd layer is the fine sand layer, and the fine sand particle diameter is 0.1-2.0mm, and the fine sand layer thickness is 70cm; The 3rd layer is the pebbles layer, and the pebbles particle diameter is 3-5cm, and the pebbles layer thickness is 10cm; Be equipped with 4 water pipes 6 of arranging in the 1st layer of pebbles layer, internal diameter is 20mm, is parallel to each other, is arranged in equably in the pebble bed, the two ends of every water distributor all are communicated with water inlet pipe, the water distributor bottom surface evenly has two along its length and discharges water hole 13,90 ° of spaces, aperture 2mm.Treatment tank bottom or close bottom one side set out water pipe.The 1st layer covers the thick soil layer of 15cm 11 above the pebbles in the sandstone biological filter, shop filter cloth 10 between pebbles and the soil layer.For making things convenient for water outlet, 2 bottoms, sandstone biological filter are the domatic of 5 degree that tilt.
Kitchen cooking water, shower and wash water etc. are poured water collecting basin at any time into, and sewage enters the sandstone biological filter by water collecting basin through water inlet pipe, by the dish leaf in the screen cloth 4 obstruction sanitary sewages, the grain of rice etc., prevent line clogging.In the sandstone biological filter, it is 0.1-2.0mm that sewage is uniformly distributed in the 2nd layer of particle diameter through the water distributor 6 that is positioned at the 1st layer of pebbles layer 5 earlier, thickness is that this layer sand adheres to a large amount of microorganisms on the fine sand layer 7 of 70cm, mainly plays absorption, decomposes organic effect in the sanitary sewage, sanitary sewage is behind this layer fine sand, collect through the 3rd layer of pebbles layer 8, water outlet is discharged through rising pipe 9, and the water COD value of Pai Chuing is 80mg/L after testing, reach national grade one discharge standard, can be used as and water dish etc.The 1st layer of overlying soil 11 above the pebbles in sandstone biological filter can stop that earth enters the sandstone biological filter, do not influence entering of air again, but planting vegetable on the soil layer as leek, spinach, rape etc., making full use of spatial simultaneously, has beautified environment again.
2: one families of embodiment family of four sanitary sewage sandstone biological filter treatment process and device
One family family of four domestic consumption every day is about 100L, and water collecting basin 1 volume is elected 30L as, is of a size of length * wide * height=0.5m * 0.2m * 0.3m; According to every day sanitary sewage amount and the saturated capacity of sandstone biofilter to treat domestic sewage, sandstone biological filter 2 is of a size of length * wide * height=2.1m * 1.2m * 0.9m, volume is 2.25m
3
Apparatus structure is as described in the embodiment 1, and different is that water inlet pipe 3 internal diameters are 46mm, is equipped with 5 water pipes 6 of arranging in the 1st layer of pebbles layer, and internal diameter is 24mm.
3: one family families of five of embodiment sanitary sewage sandstone biological filter treatment process and device
One family family of five domestic consumption every day is about 125L, and water collecting basin 1 volume is designed to 30L, is of a size of length * wide * height=0.5m * 0.2m * 0.3m; According to every day sanitary sewage amount and the saturated capacity of sandstone biofilter to treat domestic sewage, sandstone biological filter 2 is of a size of length * wide * height=2.5m * 1.25m * 0.9m, volume is 2.81m
3, for making things convenient for water outlet, the gradient of sandstone biological filter bottom design 5 degree.
Apparatus structure is as described in the embodiment 1, and different is that water inlet pipe 3 internal diameters are 50mm, is equipped with 6 water pipes 6 of arranging in the 1st layer of pebbles layer, and internal diameter is 26mm.
Claims (6)
1. unpowered single household type rural domestic sewage treating device, it comprises water collecting basin and sandstone biological filter, it is characterized in that, water collecting basin and sandstone biological filter are communicated with by water inlet pipe, described water inlet pipe is the annular closure tube of an end opening, and opening end links to each other with water collecting basin; Three layers of stone are arranged in the body of pond, sandstone biological filter: the 1st layer is the pebbles layer, and the pebbles particle diameter is 3-5cm, and the pebbles layer thickness is 5-20cm; The 2nd layer is the fine sand layer, and the fine sand particle diameter is 0.1-2.0mm, and the fine sand layer thickness is 70-100cm; The 3rd layer is the pebbles layer, and the pebbles particle diameter is 3-5cm, and the pebbles layer thickness is 5-20cm; Be equipped with some water distributors in the 1st layer of pebbles layer, the two ends of every water distributor all are communicated with water inlet pipe, and the water distributor bottom surface evenly has some posticums along its length, and treatment tank bottom or close bottom one side set out water pipe.
2.
According toThe described unpowered single household type rural domestic sewage treating device of claim 1 is characterized in that described water distributor is the 3-10 root, and internal diameter is 20-30mm, is parallel to each other, is arranged in equably in the pebble bed; Sewage enters down the fine sand layer of one deck behind water distributor posticum water distribution uniformity.
3.
According toThe described unpowered single household type rural domestic sewage treating device of claim 1 is characterized in that the posticum of described water distributor is two rows, 90 ° of spaces, aperture 2-3mm.
4.
According toThe described unpowered single household type rural domestic sewage treating device of claim 1 is characterized in that, the bottom surface of described sandstone biological filter is domatic to lopsidedness 3-5 degree.
5.
According toThe described unpowered single household type rural domestic sewage treating device of claim 1 is characterized in that described water inlet pipe internal diameter is 30-60mm, and inlet end is provided with a screen cloth, and mesh size is 2.5mm.
6.
According toThe employed device of the described unpowered single household type treatment method for rural sewage of claim 1 is characterized in that the 1st layer also is covered with filter cloth above the pebbles in described sandstone biological filter, is covered with the thick soil layer of 12-15cm on the filter cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202821695U CN201587887U (en) | 2009-12-10 | 2009-12-10 | Power-free single-family type rural domestic sewage treatment device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202821695U CN201587887U (en) | 2009-12-10 | 2009-12-10 | Power-free single-family type rural domestic sewage treatment device |
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| Publication Number | Publication Date |
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| CN201587887U true CN201587887U (en) | 2010-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009202821695U Expired - Fee Related CN201587887U (en) | 2009-12-10 | 2009-12-10 | Power-free single-family type rural domestic sewage treatment device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102295351A (en) * | 2011-08-22 | 2011-12-28 | 大连海洋大学 | Biological-filtering pool for lobworm and use method thereof |
| CN101708928B (en) * | 2009-12-10 | 2012-05-02 | 山东省农业科学院土壤肥料研究所 | Unpowered method and unpowered device for treating single-family rural domestic sewage |
| CN109867403A (en) * | 2017-12-01 | 2019-06-11 | 中国水利水电科学研究院 | A kind of processing unit and sewage water treatment method of dispersing type sewage |
| CN111499090A (en) * | 2020-03-31 | 2020-08-07 | 安徽国祯环保节能科技股份有限公司 | Rural household sewage treatment device and treatment method thereof |
-
2009
- 2009-12-10 CN CN2009202821695U patent/CN201587887U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101708928B (en) * | 2009-12-10 | 2012-05-02 | 山东省农业科学院土壤肥料研究所 | Unpowered method and unpowered device for treating single-family rural domestic sewage |
| CN102295351A (en) * | 2011-08-22 | 2011-12-28 | 大连海洋大学 | Biological-filtering pool for lobworm and use method thereof |
| CN109867403A (en) * | 2017-12-01 | 2019-06-11 | 中国水利水电科学研究院 | A kind of processing unit and sewage water treatment method of dispersing type sewage |
| CN109867403B (en) * | 2017-12-01 | 2023-09-22 | 中国水利水电科学研究院 | Decentralized sewage treatment device and sewage treatment method |
| CN111499090A (en) * | 2020-03-31 | 2020-08-07 | 安徽国祯环保节能科技股份有限公司 | Rural household sewage treatment device and treatment method thereof |
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| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100922 Termination date: 20121210 |