CN104445831B - A kind of family formula rural domestic sewage treatment, reusing integral system - Google Patents

A kind of family formula rural domestic sewage treatment, reusing integral system Download PDF

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Publication number
CN104445831B
CN104445831B CN201410786169.4A CN201410786169A CN104445831B CN 104445831 B CN104445831 B CN 104445831B CN 201410786169 A CN201410786169 A CN 201410786169A CN 104445831 B CN104445831 B CN 104445831B
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CN
China
Prior art keywords
hydrolysis acidification
ecological filter
acidification pool
sedimentation tank
collecting
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Application number
CN201410786169.4A
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Chinese (zh)
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CN104445831A (en
Inventor
艾海男
李鹏
李莉
梁建军
古励
何强
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重庆大学
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Priority to CN201410786169.4A priority Critical patent/CN104445831B/en
Publication of CN104445831A publication Critical patent/CN104445831A/en
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Publication of CN104445831B publication Critical patent/CN104445831B/en

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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water, or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/28Anaerobic digestion processes

Abstract

The invention discloses a kind of family formula rural domestic sewage treatment, reusing integral system, it includes hydrolysis acidification pool (1), sedimentation tank (2), ecological filter (3) and collecting-tank (4), hydrolysis acidification pool (1) upper front end is provided with Heisui River collecting pipe (5), the rear end of hydrolysis acidification pool (1) is by hydrolysis acidification pool outlet pipe (8) connection sedimentation tank (2), equipped with ash water collection pipe (6) on sedimentation tank (2) sidewall, sedimentation tank (2) is by ecological filter water distributor (7) connection ecological filter (3), in the sandy soil layer of distributed outlet embedment ecological filter (3) of ecological filter water distributor (7), and it is positioned at coarse gravel filler (12) top of ecological filter (3) leading portion, ecological filter (3) back segment is connected with collecting-tank (4) by the through hole on pool wall.The technique effect of the present invention, resident family single to rural area achieves sewage collecting and processes, and water after treatment can recycle in being stored in collecting-tank.

Description

A kind of family formula rural domestic sewage treatment, reusing integral system

Technical field

The invention belongs to sewage disposal technology, be specifically related to the sewage treatment facility of the single resident family in a kind of rural area.

Background technology

Currently, in knob, China western part, country residents is dispersity, this Characteristics of Geographical Distribution causes sewage and is difficult to collect, major part resident family in rural area does not all have complete sewage collecting pipe duct and corresponding treatment facility simultaneously, major part sewage is all unprocessed just directly discharge, and these sewage all have higher N, P content, and direct discharge can cause environmental pollution.

Rural area is advocated and is built a methane generating pit as waste disposal facilities at present, but the Main Function of methane-generating pit is to provide illumination and combustion gas for peasant household, this is for economically developed rural area, stable biogas can be produced, and relative to rural area backward in economy, can not produce enough human and animal excretas and straw, this cannot give full play to the effectiveness of methane-generating pit, and the cost of methane-generating pit is the highest simultaneously.Additionally, rural environment also can be caused the most serious pollution, so methane-generating pit can not realize the function of sewage disposal by the waste liquid that methane-generating pit is got rid of simultaneously.

Additionally, build a kind of technology that land percolation system belongs in rural sewage treatment, but the shortcoming of this technology is under bigger load, is susceptible to blocking, thus causes Yong Shui;Meanwhile, the treatment effeciency of land percolation system to be given full play to, then need bigger floor space, under the realistic background that current cultivated land resource drastically reduces, this technology should not use in the area that those land resources are poor.

The artificial swamp used as cities and towns, owing to building, area is big, investment is high, is not also suitable for the scattered western rural areas of resident family.

Summary of the invention

For the deficiencies in the prior art, the technical problem to be solved is just to provide a kind of family formula rural domestic sewage treatment, reusing integral system, and it can realize the process of sewage, qualified discharge for the single resident family in rural area, and can recycle.

The technical problem to be solved is realized by such technical scheme, it includes hydrolysis acidification pool, sedimentation tank, ecological filter and collecting-tank, hydrolysis acidification pool upper front end is provided with Heisui River collecting pipe, the rear end of hydrolysis acidification pool connects sedimentation tank by hydrolysis acidification pool outlet pipe, equipped with ash water collection pipe on sedimentation tank sidewall, sedimentation tank connects ecological filter by ecological filter water distributor, in the sandy soil layer of the distributed outlet embedment ecological filter of ecological filter water distributor, and it is positioned at above the coarse gravel filler of ecological filter leading portion, ecological filter back segment is connected with collecting-tank by the through hole on pool wall.

The operation principle of the present invention is: according to the difference of water quality, sewage is carried out shunting process, and Heisui River enters hydrolysis acidification pool by Heisui River collecting pipe, and macromolecule contaminant is degraded to small molecule contaminants;Buck is then directly entered the Heisui River after sedimentation tank processes with hydrolysis acidification pool to carry out mixing, precipitating, and is for further processing after entering back into ecological filter, and water outlet is stored in collecting-tank and is used as recovery.By anaerobic treatment and ecological filter in the present invention, it is grouped as one, shortens reaction process.

So the technique effect of the present invention, resident family single to rural area achieves sewage disposal, and the water after process can recycle in being stored in collecting-tank.Water quality after this system processes meets field irrigation water quality standard (GB5084-2005) and the requirement of livestock and poultry breeding industry pollutant emission standard (GB18596-2001) defined.

Accompanying drawing explanation

The accompanying drawing of the present invention is described as follows:

Fig. 1 is the planar structure schematic diagram of the present invention;

Fig. 2 is the A-A profile of Fig. 1;

Fig. 3 is the B-B profile of Fig. 1;

Fig. 4 is the C-C profile of Fig. 1.

In figure: 1. hydrolysis acidification pool;2. sedimentation tank;3. ecological filter;4. collecting-tank;5. Heisui River collecting pipe;6. ash water collection pipe;7. ecological filter water distributor;8. hydrolysis acidification pool outlet pipe;10. hydrolysis acidification pool dividing plate;11. active clapboards;12. coarse gravel fillers;13. bird's-eye gravel fillers;14. pebblepackings;15. sandy soil.

Detailed description of the invention

The invention will be further described with embodiment below in conjunction with the accompanying drawings:

As shown in Figure 1, the present invention includes hydrolysis acidification pool 1, sedimentation tank 2, ecological filter 3 and collecting-tank 4, hydrolysis acidification pool 1 upper front end is provided with Heisui River collecting pipe 5, the rear end of hydrolysis acidification pool 1 connects sedimentation tank 2 by hydrolysis acidification pool outlet pipe 8, equipped with ash water collection pipe 6 on sedimentation tank 2 sidewall, sedimentation tank 2 connects ecological filter 3 by ecological filter water distributor 7, in the sandy soil layer of the distributed outlet embedment ecological filter 3 of ecological filter water distributor 7, and it is positioned at above the coarse gravel filler 12 of ecological filter 3 leading portion, ecological filter 3 back segment is connected with collecting-tank 4 by the through hole on pool wall.

As it is shown in figure 1, be provided with active clapboard 11 between hydrolysis acidification pool 1 and sedimentation tank 2 to implement isolation.Active clapboard 11 can adjust the volume of hydrolysis acidification pool 1 according to the size of load, thus reaches to change hydraulic detention time, adapts to different loads.

As depicted in figs. 1 and 2, the seal cover board bringing hole into is stamped at hydrolysis acidification pool 1 top, and hydrolysis acidification pool 1 is divided into two sections by deflection plate 10, and forward and backward two sections of hydrolysis acidification pools are by connecting bottom deflection plate 10.Heisui River fluidised form is that the Heisui River collecting pipe 5 from leading portion hydrolysis acidification pool top enters, and then flows to rear two sections of hydrolysis acidification pools bottom deflection plate 10, then flows out, to improve usage on black water efficiency from rear two sections of hydrolysis acidification pool tops.

As shown in figures 1 and 3, the grey water collection pipe 6 of sedimentation tank 2 and hydrolysis acidification pool outlet pipe 8 are arranged on sedimentation tank the same side, and ash water collection pipe 6 and hydrolysis acidification pool outlet pipe 8 stretch into bottom sedimentation tank.From the water inlet of sedimentation tank the same side thus reach the mixing of flat flow, intake by bottom sedimentation tank simultaneously, reduce the disturbance to water body after hydrolysis acidification pool 1 water outlet and buck mixing, strengthen sedimentation effect.

As shown in Figure 1 and Figure 4, ecological filter 3 upper strata is covered with the sandy soil 15 of fine sand thick for 10cm and mixing with soil, on sandy soil 15 plant wetland plant, lower floor by before, during and after three sections be filled with the coarse gravel filler 12 of particle diameter 2-3cm, the bird's-eye gravel filler 13 of particle diameter 1-1.5cm and the pebblepacking 14 of particle diameter 2-2.5cm successively.The coarse gravel filler 12 of leading portion is as the water distributing area of ecological filter 3, and the bird's-eye gravel filler 13 in stage casing is as bulk filter district, and the pebblepacking 14 of back segment is as exhalant region.Water outlet enters collecting-tank 4 by equally distributed osculum.

The present invention small towns, Chongqing actual motion treatment effect be Heisui River influent quality be COD:1053-1819 (mg/l), NH4 +-N:286-437(mg/l)、TP:10-27.5(mg/l);Buck water inlet matter is COD:240-365 (mg/l), NH4 +-N:7-21(mg/l)、TP:1-5.1;Effluent quality is: COD:80-112 (mg/l), NH4 +-N:20-35(mg/l)、TP:1.5-3.4.Water outlet COD makees 150 mg/l, NH of irrigation norm defined less than water in field irrigation water quality standard (GB5084-2005)4 +-N is less than 400 mg/l, TP of livestock and poultry breeding industry pollutant emission standard (GB18596-2001) defined: less than 8 mg/l of livestock and poultry breeding industry pollutant emission standard (GB18596-2001) defined.

Present invention reduces construction cost, the structure of integration shortens the flow process of sewage disposal, and the water inlet of shunting improves the efficiency of sewage disposal.Water after ecological filter 3 processes can be used for recharging crops, and the copropel of hydrolysis acidification pool can be used for compost, thus country sewage is achieved zero-emission, reuses.Whole device does not has power-equipment, has low operating cost and higher maintainability.It is particularly suitable for the dispersion peasant household of western rural areas, there is the strongest promotional value.

Claims (1)

1. family formula rural domestic sewage treatment, a reusing integral system, is characterized in that: include hydrolysis acidification pool (1), Sedimentation tank (2), ecological filter (3) and collecting-tank (4), hydrolysis acidification pool (1) upper front end is provided with Heisui River collecting pipe (5), The rear end of hydrolysis acidification pool (1), by hydrolysis acidification pool outlet pipe (8) connection sedimentation tank (2), sedimentation tank (2) sidewall fills Having grey water collection pipe (6), sedimentation tank (2) is by ecological filter water distributor (7) connection ecological filter (3), ecological filter cloth In the sandy soil layer of distributed outlet embedment ecological filter (3) of water pipe (7), and it is positioned at the cobble of ecological filter (3) leading portion Hardcore (12) top, ecological filter (3) back segment is connected with collecting-tank (4) by the through hole on pool wall;Sedimentation tank (2) Grey water collection pipe (6) and hydrolysis acidification pool outlet pipe (8) be arranged on sedimentation tank the same side, ash water collection pipe (6) and hydrolysis Acidification pool outlet pipe (8) stretches into bottom sedimentation tank;Active clapboard (11) it is provided with between hydrolysis acidification pool (1) and sedimentation tank (2) To implement isolation;The seal cover board bringing hole into is stamped at hydrolysis acidification pool (1) top, and hydrolysis acidification pool (1) is by deflection plate (10) Being divided into two sections, forward and backward two sections of hydrolysis acidification pools are by the connection of deflection plate (10) bottom;Ecological filter (3) upper strata is covered with fine sand With the sandy soil (15) of mixing with soil, upper kind of sandy soil (15) are implanted with wetland plant, lower floor by before, during and after three sections be filled with successively Coarse gravel filler (12), bird's-eye gravel filler (13) and pebblepacking (14).
CN201410786169.4A 2014-12-18 2014-12-18 A kind of family formula rural domestic sewage treatment, reusing integral system CN104445831B (en)

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CN104445831B true CN104445831B (en) 2016-08-24

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Publication number Priority date Publication date Assignee Title
CN105036327B (en) * 2015-09-23 2018-05-25 农业部沼气科学研究所 Family purifying domestic sewage method

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CN201581029U (en) * 2009-09-27 2010-09-15 中国农业大学 Rural sewage treatment plant for northern household
CN201770574U (en) * 2010-06-02 2011-03-23 上海市政工程设计研究总院 Rural domestic wastewater treatment system using composite-anaerobic and constructed-wetland combined treatment process
CN201864647U (en) * 2010-11-24 2011-06-15 上海净淼环境科技有限公司 Underground unpowered domestic sewage and soil treatment device
CN102260021A (en) * 2011-06-01 2011-11-30 同济大学 Process and device for deep denitrogenation of domestic wastewater without additional carbon source
CN102531185A (en) * 2012-01-09 2012-07-04 中国环境科学研究院 Variable flow constructed wetland provided with winter temperature maintaining and raising device
CN203212426U (en) * 2013-01-31 2013-09-25 江苏金梓环境科技有限公司 Low-energy-consumption treatment system of domestic sewage
CN203212433U (en) * 2013-04-02 2013-09-25 北京清水生态环境工程有限公司 Rural sewage treatment system

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US6863816B2 (en) * 2002-06-17 2005-03-08 Dharma Living Systems, Inc. Tidal vertical flow wastewater treatment system and method

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201581029U (en) * 2009-09-27 2010-09-15 中国农业大学 Rural sewage treatment plant for northern household
CN201770574U (en) * 2010-06-02 2011-03-23 上海市政工程设计研究总院 Rural domestic wastewater treatment system using composite-anaerobic and constructed-wetland combined treatment process
CN201864647U (en) * 2010-11-24 2011-06-15 上海净淼环境科技有限公司 Underground unpowered domestic sewage and soil treatment device
CN102260021A (en) * 2011-06-01 2011-11-30 同济大学 Process and device for deep denitrogenation of domestic wastewater without additional carbon source
CN102531185A (en) * 2012-01-09 2012-07-04 中国环境科学研究院 Variable flow constructed wetland provided with winter temperature maintaining and raising device
CN203212426U (en) * 2013-01-31 2013-09-25 江苏金梓环境科技有限公司 Low-energy-consumption treatment system of domestic sewage
CN203212433U (en) * 2013-04-02 2013-09-25 北京清水生态环境工程有限公司 Rural sewage treatment system

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