CN203807235U - Anaerobic treatment device for organic wastewater - Google Patents
Anaerobic treatment device for organic wastewater Download PDFInfo
- Publication number
- CN203807235U CN203807235U CN201420160931.3U CN201420160931U CN203807235U CN 203807235 U CN203807235 U CN 203807235U CN 201420160931 U CN201420160931 U CN 201420160931U CN 203807235 U CN203807235 U CN 203807235U
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- China
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- water
- processing device
- organic waste
- reaction chamber
- waste water
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model discloses an anaerobic treatment device for organic wastewater. The anaerobic treatment device comprises a water distribution system, a gas-liquid separation system, an internal circulating system and an external circulating system, wherein wastewater enters the internal circulating system under the water distribution system, the internal circulating system is used for pretreating and finely treating the wastewater, and most of organic matters enter the gas-liquid separation system after being converted into biogas under the action of the internal circulating system; in addition, part of external circulating water enters the internal circulating system under the action of the external circulating system to form internal and external combined circulation. The anaerobic treatment device is low in operation expense, short in debugging time, high in shock load resistance and ascending velocity, capable of avoiding solid deposition, reducing scaling problems and reducing energy consumption, small in floor area as well as stable and reliable in operation.
Description
Technical field
The utility model relates to organism field of waste water treatment, relates to particularly a kind of organic waste water anaerobic processing device.
Background technology
The common concentration of organic waste water is high, complicated component, difficult degradation, and along with the aggravation of energy dilemma, Anaerobic biotreatment method starts to be applied to treatment of Organic Wastewater from the sixties in 20th century.Common Anaerobic biotreatment method and aerobe facture relatively have following advantages: organic loading is high, and volumetric loading is high; Sludge yield is low; Energy consumption is low; Nutrition requirement is few; Scope is wide; Wider etc. to the optimum range of water temperature.Main drawback is that the waterpower time is long, when precipitating sludge mesophilic digestion, generally needs 20～30d; The shortcomings such as the equipment debugging time is long, and anti impulsion load is little, and working cost is high, and effluent quality is poor, operating performance is unstable.
After Anaerobic Contact method, anaerobic biofilter, upflow anaerobic sludge blanket process, anaerobic fluidized bed etc. " s-generation anaerobic biological reactor ", there is again " third generation anaerobic biological reactors " such as expanded granular sludge bed reactor reactor and anaerobic internal circulation reactors.Expanded granular sludge bed reactor reactor has increased aspect ratio and gone out water cycle makes that reactor degree of mixing is high, floor space is few, capacity of resisting impact load is strong; Anaerobic internal circulation reactor volumetric loading rate is high, stable water outlet is good.
Utility model content
The purpose of this utility model is to provide that a kind of working cost is low, initial failure period is short, anti impulsion load is high, upflow velocity is high, avoids solid substance deposition, floor space is little, reduce scale problems, reduce energy consumption, the outer loop of stable and reliable operation and the organic waste water anaerobic processing device of inner compound circulation.
The utility model provides a kind of organic waste water anaerobic processing device, comprising: water distribution system, and described water distribution system comprises the water inlet control valve and the water-distributing device that are positioned at described organic waste water anaerobic processing device bottom; Separate System of Water-jet, described Separate System of Water-jet is positioned at described organic waste water anaerobic processing device top, and inside is gas-liquid separator; Internal recycling system, described internal recycling system comprises the gas holder being connected with described gas-liquid separator, triphase separator, the sealing gland being connected with described gas holder and first order reaction chamber and the second order reaction chamber that is made up of series connection described sealing gland and described triphase separator; External circulating system, described external circulating system comprise the water distributor that is positioned at the effluent weir of described organic waste water anaerobic processing device internal upper part, communicate with described second order reaction chamber, be connected with described effluent weir backflow electrically-controlled valve and flow director.
Preferably, described organic waste water anaerobic processing device also comprises sludge drainage system, and described sludge drainage system comprises the mud discharging mouth being connected with described second order reaction chamber with described first order reaction chamber respectively, the mud control valve and the mud valve that are connected with described mud discharging mouth; Water exhaust system, described water exhaust system comprises the outlet valve that is positioned at the effluent weir of described organic waste water anaerobic processing device internal upper part and is connected with described effluent weir; And exhaust system, described exhaust system comprises the vent valve being connected with described Separate System of Water-jet.
Preferably, in described organic waste water anaerobic processing device, described water-distributing device adopts anti-clogging plug shower nozzle.
Preferably, in described organic waste water anaerobic processing device, described first order reaction is provided with ceramsite carrier in chamber, with support anaerobic grain sludge.
Preferably, in described organic waste water anaerobic processing device, described mud discharging mouth is positioned at reactor 1/2 At The Height and lower 0.5m place, and bore is got 100 ㎜.
Preferably, described organic waste water anaerobic processing device height is 16-28 rice, and aspect ratio reaches 4-8.
Organic waste water anaerobic processing device of the present utility model adopts outer loop and inner compound cyclic design, the result of internal recycle makes expanded bed chamber not only have very high biomass, very long sludge age, and there is very large up-flow speed, make this indoor granule sludge reach fluidized state completely, there is very high rate of mass transfer, biochemical reaction rate is improved, thereby greatly improve the organic ability of removing.Part outer circulation water enters second order reaction chamber by water distributor, can form the inside and outside compound cycle of second order reaction chamber, the granule sludge that flow shear effect also can contribute to be deposited in triphase separator upper surface in addition enter circulating fluidized in, reaction efficiency improves.In addition, in this device, be provided with sealing gland, and water-distributing device adopts anti-clogging plug shower nozzle, the design of multiple spot water distribution ground, solve the problems such as the gas leakage of current anaerobic reactor air chamber, start time length, cloth water slug, had that start time is short, water distribution does not evenly stop up, air chamber uses the advantages such as air tight, inside and outside Full-automatic circulation control for a long time.
Brief description of the drawings
By the description to the utility model embodiment referring to accompanying drawing, above-mentioned and other objects of the present utility model, feature and advantage will be more clear, in the accompanying drawings:
Fig. 1 shows according to the multiple circulating granular sludge bed reactor schematic diagram of an anaerobism of the present utility model.
1-water inlet control valve; 2-water-distributing device; 3-triphase separator; 4-sealing gland; 5-gas holder; 6-gas-liquid separator; 7-effluent weir; 8-backflow electrically-controlled valve; 9-flow director; 10-water distributor; 11-outlet valve; 12-mud control valve; 13-mud valve; 14-vent valve; 15-first order reaction chamber; 16-second order reaction chamber
Embodiment
Hereinafter with reference to accompanying drawing, the utility model is described in more detail.In each accompanying drawing, identical element adopts similar Reference numeral to represent.For the sake of clarity, the various piece in accompanying drawing is not drawn in proportion.In addition, also may not shown some known part.
Fig. 1 shows according to the schematic diagram of the multiple circulating granular sludge bed reactor of an anaerobism of the present utility model.The multiple circulating granular sludge bed reactor of described anaerobism comprises: water distribution system, and described water distribution system comprises the water inlet control valve 1 and the water-distributing device 2 that are positioned at described organic waste water anaerobic processing device bottom; Separate System of Water-jet, described Separate System of Water-jet is positioned at described organic waste water anaerobic processing device top, and inside is gas-liquid separator 6; Internal recycling system, described internal recycling system comprises the gas holder 5 being connected with gas-liquid separator, triphase separator 3, the sealing gland being connected with gas holder and first order reaction chamber 15 and the second order reaction chamber 16 that is made up of series connection sealing gland and triphase separator; External circulating system, described external circulating system comprise the water distributor 10 that is positioned at the effluent weir 7 of described organic waste water anaerobic processing device internal upper part, communicate with second order reaction chamber, be connected with described effluent weir backflow electrically-controlled valve 8 and flow director 9; Sludge drainage system, described sludge drainage system comprises the mud discharging mouth 17 being connected with second order reaction chamber with first order reaction chamber respectively, the mud control valve 12 being connected with mud discharging mouth and mud valve 13; Water exhaust system, described water exhaust system comprises the outlet valve 11 that is positioned at the effluent weir 7 of described organic waste water anaerobic processing device internal upper part and is connected with effluent weir; And exhaust system, described exhaust system comprises the vent valve 14 being connected with Separate System of Water-jet.
Wherein, sewage, from water inlet control valve 1, enters into internal circulation system by water-distributing device 2, evenly mixes with anaerobic grain sludge, outer circulation water and internal recycle water in first order reaction chamber 15, the result of internal recycle makes expanded bed chamber not only have very high biomass, very long sludge age, and there is very great up-flow speed, be that this indoor granule sludge reaches fluidized state completely, there is very high rate of mass transfer, biochemical reaction rate is improved, thereby greatly improve the organic ability of removing.Most of organism is converted to biogas here, and the biogas of generation forms in elevation official post reactor and forms upper and lower double internal recycle, by controlling vent valve 14, biogas is discharged.Waste water, after the pretreatment reaction of first order reaction chamber 15, enters second order reaction chamber 16 and carries out precision processing.
In addition, under the acting in conjunction of backflow electrically-controlled valve 8 and flowrate control valve 9, part outer circulation water by water distributor 10 to to entering second order reaction chamber 16, can form the inside and outside compound cycle of second order reaction chamber, the granule sludge that flow shear effect also can contribute to be deposited in triphase separator upper surface in addition enter circulating fluidized in, reaction efficiency improves.
Due to the continuous growth of anaerobic digestion process microorganism, or the accumulation of water inlet non-degradable suspended solids, must regularly get rid of excess sludge in Sludge Bed district, adopt multiple spot spoil disposal, be in pool wall at reactor 1/2 At The Height and lower 0.5m and respectively establish respectively a mud discharging mouth, desirable 100 ㎜ of bore, by mud control valve 12 and mud valve 13 Controlling System sludge volumes.
Above embodiment of the present utility model is described.But these embodiment are only used to the object of explanation, and are not intended to limit scope of the present utility model.Scope of the present utility model is limited by claims and Equivalent thereof.Do not depart from scope of the present utility model, those skilled in the art can make multiple substituting and amendment, within these substitute and revise and all should drop on scope of the present utility model.
Claims (6)
1. an organic waste water anaerobic processing device, is characterized in that, comprising:
Water distribution system, described water distribution system comprises the water inlet control valve and the water-distributing device that are positioned at described organic waste water anaerobic processing device bottom;
Separate System of Water-jet, described Separate System of Water-jet is positioned at described organic waste water anaerobic processing device top, and inside is gas-liquid separator;
Internal recycling system, described internal recycling system comprises the gas holder being connected with gas-liquid separator, the triphase separator being connected with described gas holder, sealing gland and first order reaction chamber and the second order reaction chamber of the series connection that is made up of described sealing gland and described triphase separator; And
External circulating system, described external circulating system comprises the water distributor that is positioned at the effluent weir of described organic waste water anaerobic processing device internal upper part, communicate with described second order reaction chamber, backflow electrically-controlled valve and the flow director being connected with described effluent weir,
Wherein, pre-treatment is carried out to sewage in described first order reaction chamber, and described Separate System of Water-jet receives the biogas that pre-treatment produces, and described second order reaction chamber receives through pretreated sewage carries out precision processing; The acting in conjunction of described backflow electrically-controlled valve and flowrate control valve makes a part of outer circulation water enter described second order reaction chamber by described water distributor, forms the inside and outside compound cycle of described second order reaction chamber.
2. organic waste water anaerobic processing device according to claim 1, is characterized in that, also comprises:
Sludge drainage system, described sludge drainage system comprises the mud discharging mouth being connected with described second order reaction chamber with described first order reaction chamber respectively, the mud control valve and the mud valve that are connected with described mud discharging mouth;
Water exhaust system, described water exhaust system comprises the outlet valve that is positioned at the effluent weir of described organic waste water anaerobic processing device internal upper part and is connected with described effluent weir; And
Exhaust system, described exhaust system comprises the vent valve being connected with described Separate System of Water-jet.
3. organic waste water anaerobic processing device according to claim 1, is characterized in that, described water-distributing device adopts anti-clogging plug shower nozzle.
4. organic waste water anaerobic processing device according to claim 1, is characterized in that, is provided with ceramsite carrier, with support anaerobic grain sludge in described first order reaction chamber.
5. organic waste water anaerobic processing device according to claim 2, is characterized in that, described mud discharging mouth is positioned at reactor 1/2 At The Height and lower 0.5m place, and bore is got 100 ㎜.
6. organic waste water anaerobic processing device according to claim 1, is characterized in that, the height of described organic waste water anaerobic processing device is 16-28 rice, and aspect ratio reaches 4-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420160931.3U CN203807235U (en) | 2014-04-03 | 2014-04-03 | Anaerobic treatment device for organic wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420160931.3U CN203807235U (en) | 2014-04-03 | 2014-04-03 | Anaerobic treatment device for organic wastewater |
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| Publication Number | Publication Date |
|---|---|
| CN203807235U true CN203807235U (en) | 2014-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420160931.3U Expired - Fee Related CN203807235U (en) | 2014-04-03 | 2014-04-03 | Anaerobic treatment device for organic wastewater |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105776528A (en) * | 2016-03-31 | 2016-07-20 | 山东中新环境工程有限公司 | Dual-reflux efficient anaerobic reaction device and wastewater treatment method |
-
2014
- 2014-04-03 CN CN201420160931.3U patent/CN203807235U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105776528A (en) * | 2016-03-31 | 2016-07-20 | 山东中新环境工程有限公司 | Dual-reflux efficient anaerobic reaction device and wastewater treatment method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140903 Termination date: 20190403 |