CN102515346A - Rural domestic sewage treatment device - Google Patents
Rural domestic sewage treatment device Download PDFInfo
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- CN102515346A CN102515346A CN2011103844198A CN201110384419A CN102515346A CN 102515346 A CN102515346 A CN 102515346A CN 2011103844198 A CN2011103844198 A CN 2011103844198A CN 201110384419 A CN201110384419 A CN 201110384419A CN 102515346 A CN102515346 A CN 102515346A
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- main body
- body reactor
- reactor drum
- rural domestic
- domestic sewage
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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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- Biological Treatment Of Waste Water (AREA)
Abstract
The invention relates to the technical field of water treatment, in particular to a rural domestic sewage treatment device, which comprises a main body reactor, a water inlet and air inlet system and a heating thermal insulating layer. The inside of the main body reactor is used for contact of sewage and biological films. The water inlet and air inlet system is connected with an inlet of the main body reactor and used for leading sewage and air to the inside of the main body reactor. The heating thermal insulating layer is wrapped outside the main body reactor. Air and water of the main body reactor are in the same direction and operated in an upward flow mode. Treated water is drained out of the water draining pipe from the top of the main body reactor. The rural domestic sewage treatment device is easy to manufacture, convenient to operate, and capable of efficiently treating rural domestic sewage and enabling treated sewage to reach environmental protection emission standards. Medical stones are used as biological packing of the main body reactor, resources of biological packing are rich, treatment effect is good, and the rural domestic sewage treatment device has broad application prospects.
Description
Technical field
The present invention relates to water-treatment technology field, particularly relate to a kind of rural domestic sewage treating device.
Background technology
In recent years, the sewage quantity discharged of China rises year by year, becomes the one of the main reasons of river, lake water quality deterioration.Wherein 50% pollution of area source is from the discharging of domestic sewage in rural areas by using.Domestic sewage in rural areas by using mainly comprises the waste water of kitchen washing, shower, laundry etc. and the sewage in flushing lavatory etc., has characteristics such as quantity discharged is little, fluctuation is big, biodegradability is good, more employing dispersion treatment pattern.
BAF is to use for reference water-feeding leaching pool technology and a kind of novel biomembrance process treatment technology developed.The granular filler of filling high-specific surface area in bio-reactor, microorganic adhesion form microbial film on the solid dielectric surface on the surface of immobilization carrier, sewage contacts with microbial film and obtains handling.This microbial membrane carrier is in core status in the BAF treatment process, affect the treatment effect and operation control of biological aerated filter process.
Summary of the invention
The technical problem that (one) will solve
The technical problem that the present invention will solve is to the object of the present invention is to provide a kind of device of handling rural households' sewage, and it can handle rural households' sewage efficiently, makes the sewage after the processing reach environmental emission standard.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides a kind of rural domestic sewage treating device, comprising:
The main body reactor drum is used for sewage with biomembranous contact in it;
With the water inlet inlet system that the inlet of said main body reactor drum is connected, it is used for sewage and air are fed said main body inside reactor;
Said main body reactor drum external packets is covered with the heat tracing layer;
Said main body reactor drum be air water in the same way, upward flow operation, the water after the processing is discharged from the top water shoot of said main body reactor drum.
Preferred as technique scheme, said main body inside reactor is followed successively by into water air inlet layer from bottom to top, and the filler in packing layer and the blowdown layer, said packing layer is a medical stone.
Preferred as technique scheme, the median size of said medical stone is 3～5mm.
Preferred as technique scheme, said water inlet inlet system comprises peristaltic pump, air, micro-hole aerator;
Said peristaltic pump is used for sewage with tank in water inlet pipe feeds said main body reactor drum, the flooding velocity of said peristaltic pump control sewage;
It is even air feed in the said main body reactor drum that said air is used for air is connected to said micro-hole aerator through inlet pipe.
Preferred as technique scheme, said heat tracing layer comprises heating unit and heat-insulation unit.
Preferred as technique scheme, said heating unit is the nichrome wire that is wrapped in the said main body reactor drum outside, said heat-insulation unit is the lagging material of said nichrome wire outer setting.
Preferred as technique scheme, the working temperature of said main body inside reactor >=20 ℃.
Preferred as technique scheme, said main body reactor drum is a columnar structure; Said main body reactor drum is that synthetic glass is processed into.
Preferred as technique scheme, the bottom of said rural domestic sewage treating device also is provided with supporting base.
Preferred as technique scheme, said supporting base is processed by stainless steel.
(3) beneficial effect
In the rural domestic sewage treating device that technique scheme provided, it comprises: the main body reactor drum is used for sewage with biomembranous contact in it; With the water inlet inlet system that the inlet of said main body reactor drum is connected, it is used for sewage and air are fed said main body inside reactor; Said main body reactor drum external packets is covered with the heat tracing layer; Said main body reactor drum be air water in the same way, upward flow operation, the water after the processing is discharged from the top water shoot of said main body reactor drum.Device handling ease among the present invention, easy to operate, this device can be handled rural households' sewage efficiently, makes the sewage after the processing reach environmental emission standard.The main body reactor drum with medical stone as biologic packing material, the biologic packing material aboundresources, treatment effect is good, has broad application prospects.
Description of drawings
Fig. 1 is the structural representation of the rural domestic sewage treating device of the embodiment of the invention;
Wherein, 1: the main body reactor drum; 2: inlet pipe; 3: air; 4: the heat tracing layer; 5: peristaltic pump; 6: water inlet pipe; 7: tank; 8: micro-hole aerator; 9: supporting base; 10: filler; 11: water shoot.
Embodiment
Below in conjunction with accompanying drawing and embodiment, specific embodiments of the invention describes in further detail.Following examples are used to explain the present invention, but are not used for limiting scope of the present invention.
As shown in Figure 1, Fig. 1 is the structural representation of the rural domestic sewage treating device of the embodiment of the invention; This rural domestic sewage treating device comprises: main body reactor drum 1 is used for sewage with biomembranous contact in it; With the water inlet inlet system that the inlet of main body reactor drum 1 is connected, be used for sewage and air are fed main body reactor drum 1 inside; Main body reactor drum 1 external packets is covered with heat tracing layer 4; Main body reactor drum 1 be air water in the same way, upward flow operation (i.e. bottom water inlet, top water outlet), the water after the processing is from top water shoot 11 discharges of main body reactor drum 1.
Main body reactor drum 1 inside is followed successively by into water air inlet layer from bottom to top, packing layer and blowdown layer.The height 1000mm of main body reactor drum 1 in the present embodiment, filler floor height 750mm wherein, water inlet air inlet floor height 200mm, blowdown floor height 50mm.Main body reactor drum 1 internal diameter 150mm, its wall thickness 5mm, the thick 10mm of supporting layer backing plate.
Preferred in the present embodiment, the filler in the packing layer is a medical stone.Medical stone is a kind of porous mass of natural cheapness, and the surface is more coarse, and is irregular, and the bigger hole in a lot of apertures is arranged.As filler, is microorganism carrier with it, is again the sorbent material of pollutents such as ammonia nitrogen, phosphorus, organism, and medical stone can take place on the medical stone surface the absorption and the nitrification of pollutent simultaneously.The medical stone surface mainly be some perforates greater than the hole more than the 0.5 μ m, and the bacterium diameter is 0.5～1.0 μ m, this is favourable for attached growth of microorganisms.In the medical stone chemical ingredients, be mainly SiO2, Al2O3, next Na2O, K2O, the microenvironment that these particulate alkaline components are constituted has the microbial growth of being beneficial to.In aerobic reactor; The medical stone filler has cutting action to bubble, has strengthened the gas-to-liquid contact area, has prolonged the hydraulic detention time of bubble; Thereby improved dissolved oxygen transfer efficiency and utilization ratio greatly, strengthened the mass transfer between mikrobe, organism and the dissolved oxygen three.The median size of preferred medical stone is 3～5mm in the present embodiment.
The water inlet inlet system comprises peristaltic pump 5, air 3, micro-hole aerator 8; Peristaltic pump 5 is used for the sewage of tank 7 is fed in the main body reactor drum 1 through the bottom of water inlet pipe 6 autonomous agent reactor drums 1, and sewage filters water shoot 11 discharges of back by top through packing layer subsequently.The flooding velocity of these peristaltic pump 5 control sewage.
Air 3 is used for that air is connected to micro-hole aerator 8 through inlet pipe 2 and is even air feed in the main body reactor drum 1.
Heat tracing layer 4 comprises heating unit and heat-insulation unit.Heating unit is the nichrome wire that is wrapped in main body reactor drum 1 outside, and heat-insulation unit is the lagging material of nichrome wire outer setting, and this lagging material can be selected for use like insulation film, heat insulation coating, insulating cotton etc. and all can.
Especially in northerly winter, need heat the temperature of reaction that guarantees in the main body reactor drum 1, inner working temperature >=20 of main body reactor drum 1 ℃.
Preferred main body reactor drum 1 is a columnar structure in the present embodiment, can be polygonal columnar structure for the cross section also; Main body reactor drum 1 is processed into for synthetic glass.
The bottom of rural domestic sewage treating device also is provided with supporting base 9, as shown in fig. 1ly can be a plurality of stand bar structure, also can be boss structure.Preferably process with stainless steel.The size of this supporting base 9 can be selected clear height 900mm, span 400mm, and the bottom that makes main body reactor drum 1 is floor height 400mm far from the stratum.
Below in conjunction with experimental data the present invention is further specified, the synthetic wastewater simulated domestic wastewater is adopted in its water inlet, and each component is as shown in table 1.
Table 1 simulated domestic wastewater component
Experiment 1: water inlet hydraulic load 1.35m3/ (m2d), influent concentration load underload (TOC:32.06～72.46mg/L; NH4+-N:34.34～39.70mg/L; TN:28.43～40.65mg/L; TP:3.66～4.82mg/L).Move about 10 days, testing time is 7～8 times, and sampling frequency is for once a day.The result shows, this device to the clearance of TOC all more than 85%.TOC of yielding water concentration average is 5.00mg/L, and peak is 8.24mg/L; To the clearance of NH4+-N all more than 70%.Water outlet NH4+-N concentration average is 6.13mg/L, and peak is 10.39mg/L; Water outlet TN concentration is lower than 15mg/L, meets state environmental emissioning standard.
Experiment 2: water inlet hydraulic load 2.45m3/ (m2d), influent concentration load high loading (TOC:93.52～135.09mg/L; NH4+-N:60.01～71.70mg/L; TN:74.30～90.42mg/L; TP:5.00～6.92mg/L).Move about 10 days, testing time is 7～8 times, and sampling frequency is for once a day.The result shows, this device to the clearance of TOC all more than 80%.TOC of yielding water concentration average is 15.43mg/L, and peak is 19.48mg/L; To the clearance of NH4+-N all more than 55%.Water outlet NH4+-N concentration average is 26.00mg/L, and peak is 27.60mg/L; Meet state environmental emissioning standard.
Can be found out that by above embodiment a kind of rural domestic sewage treating device of the embodiment of the invention comprises: main body reactor drum 1 is used for sewage with biomembranous contact in it; With the water inlet inlet system that the inlet of main body reactor drum 1 is connected, be used for sewage and air are fed main body reactor drum 1 inside; Main body reactor drum 1 external packets is covered with heat tracing layer 4; Main body reactor drum 1 be air water in the same way, upward flow operation, the water after the processing is discharged from the top water shoot 11 of main body reactor drum 1.Device handling ease among the present invention, easy to operate, this device can be handled rural households' sewage efficiently, makes the sewage after the processing reach environmental emission standard.Main body reactor drum 1 with medical stone as biologic packing material, the biologic packing material aboundresources, treatment effect is good, has broad application prospects.
The above only is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from know-why of the present invention; Can also make some improvement and replacement, these improvement and replacement also should be regarded as protection scope of the present invention.
Claims (10)
1. a rural domestic sewage treating device is characterized in that, comprising:
Main body reactor drum (1) is used for sewage with biomembranous contact in it;
With the water inlet inlet system that the inlet of said main body reactor drum (1) is connected, it is used for sewage and air are fed said main body reactor drum (1) inside;
Said main body reactor drum (1) external packets is covered with heat tracing layer (4);
Said main body reactor drum (1) be air water in the same way, upward flow operation, the water after the processing is discharged from the top water shoot (11) of said main body reactor drum (1).
2. rural domestic sewage treating device as claimed in claim 1 is characterized in that, said main body reactor drum (1) inside is followed successively by into water air inlet layer from bottom to top, packing layer and blowdown layer; Filler in the said packing layer is a medical stone.
3. rural domestic sewage treating device as claimed in claim 2 is characterized in that, the median size of said medical stone is 3～5mm.
4. rural domestic sewage treating device as claimed in claim 2 is characterized in that, said water inlet inlet system comprises peristaltic pump (5), air (3), micro-hole aerator (8);
Said peristaltic pump (5) is used for the sewage of tank (7) in water inlet pipe (6) feeds said main body reactor drum (1), the flooding velocity of said peristaltic pump (5) control sewage;
Said air (3) is used for that air is connected to said micro-hole aerator (8) through inlet pipe (2) and is even air feed in the said main body reactor drum (1).
5. rural domestic sewage treating device as claimed in claim 1 is characterized in that, said heat tracing layer (4) comprises heating unit and heat-insulation unit.
6. rural domestic sewage treating device as claimed in claim 1 is characterized in that, said heating unit is for being wrapped in the nichrome wire outside the said main body reactor drum (1), and said heat-insulation unit is the lagging material of said nichrome wire outer setting.
7. rural domestic sewage treating device as claimed in claim 1 is characterized in that, inner working temperature >=20 of said main body reactor drum (1) ℃.
8. rural domestic sewage treating device as claimed in claim 1 is characterized in that, said main body reactor drum (1) is a columnar structure; Said main body reactor drum (1) is processed into for synthetic glass.
9. rural domestic sewage treating device as claimed in claim 1 is characterized in that, the bottom of said rural domestic sewage treating device also is provided with supporting base (9).
10. rural domestic sewage treating device as claimed in claim 9 is characterized in that, said supporting base (9) is processed by stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103844198A CN102515346A (en) | 2011-11-28 | 2011-11-28 | Rural domestic sewage treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103844198A CN102515346A (en) | 2011-11-28 | 2011-11-28 | Rural domestic sewage treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102515346A true CN102515346A (en) | 2012-06-27 |
Family
ID=46286497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103844198A Pending CN102515346A (en) | 2011-11-28 | 2011-11-28 | Rural domestic sewage treatment device |
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| Country | Link |
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| CN (1) | CN102515346A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105967325A (en) * | 2016-05-25 | 2016-09-28 | 安徽普氏生态环境工程有限公司 | Bioaeration tank |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2455709Y (en) * | 2000-11-09 | 2001-10-24 | 中国科学院石家庄农业现代化研究所 | Life sewage treating apapratus |
-
2011
- 2011-11-28 CN CN2011103844198A patent/CN102515346A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2455709Y (en) * | 2000-11-09 | 2001-10-24 | 中国科学院石家庄农业现代化研究所 | Life sewage treating apapratus |
Non-Patent Citations (1)
| Title |
|---|
| 高艳娇等: "曝气生物滤池滤料的研究进展", 《环境技术》, no. 5, 31 December 2005 (2005-12-31) * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105967325A (en) * | 2016-05-25 | 2016-09-28 | 安徽普氏生态环境工程有限公司 | Bioaeration tank |
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Application publication date: 20120627 |