CN202912764U - Biological sewage treatment device for stirring by using anaerobic gas - Google Patents

Biological sewage treatment device for stirring by using anaerobic gas Download PDF

Info

Publication number
CN202912764U
CN202912764U CN2012204704255U CN201220470425U CN202912764U CN 202912764 U CN202912764 U CN 202912764U CN 2012204704255 U CN2012204704255 U CN 2012204704255U CN 201220470425 U CN201220470425 U CN 201220470425U CN 202912764 U CN202912764 U CN 202912764U
Authority
CN
China
Prior art keywords
sewage treatment
anaerobic gas
water
treatment equipment
raceway groove
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN2012204704255U
Other languages
Chinese (zh)
Inventor
陈凯华
潘建通
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Bohuite Environmental Technology Co ltd
Original Assignee
BEIJING BHT ENVIRONMENT TECHNOLOGY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BEIJING BHT ENVIRONMENT TECHNOLOGY Co Ltd filed Critical BEIJING BHT ENVIRONMENT TECHNOLOGY Co Ltd
Priority to CN2012204704255U priority Critical patent/CN202912764U/en
Application granted granted Critical
Publication of CN202912764U publication Critical patent/CN202912764U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • Y02W10/12

Abstract

The utility model relates to a biological sewage treatment device for stirring by using an anaerobic gas. The device adopts a circulating closed channel type structure and comprises a water inlet groove, a flow pushing device, an aeration stirring system, an anaerobic gas pressurizing device, a mud and water separating device and an anaerobic gas exhaust device and is characterized in that the flow pushing device is mounted in a position having a distance of 500-1,000 mm from the bottom of a channel; the aeration stirring system is horizontally laid at the bottom of the channel; and the mud and water separating device is mounted at one end of the channel. The sewage treatment device is the channel type structure and uses a steel mixed structure; the channel is 4-8 m in depth and 4-8 m width; and the whole channel is a circulating circuit. The biological sewage treatment device for stirring by using the anaerobic gas, provided by the utility model, has the main advantages as follows: a mud and water mixture in the device is stirred by using anaerobic gas backflow generated by microbe metabolism in the device, so that an anaerobic environment is created and a good external environment is created for biochemical reaction while active sludge settlement is prevented.

Description

The biology sewage treatment equipment that a kind of anaerobic gas stirs
Technical field
The utility model relates to a kind of waste disposal plant, relates in particular to a kind of anaerobe waste disposal plant, belongs to water treatment field.
Background technology
Along with the development of society, the problem of water scarcity is day by day serious, and water will become an important factor of restriction social development.People also more and more pay attention to exploitation and the improvement of water technology.
Bio sewage treating process is called activated sludge process.Activated sludge process can be divided into aerobic method and anaerobic process etc.Anaerobic biological treatment is to utilize the metabolic characteristic of anerobe, need not provide under the condition of external source energy, to be reduced organism as hydrogen acceptor, produces simultaneously the methane gas that has the energy to be worth.Anaerobic biotreatment method is not only applicable to high concentrated organic wastewater, and water inlet BOD concentration can reach 15000mg/L, applicable to low-concentration organic waste water, comprises that the city is useless yet; The Anaerobic biotreatment method energy consumption is low; Organic volumetric loading is high, is generally 5 ~ 10kgCOD/m 3D, high 50 kgCOD/m that reach 3D; Surplus sludge volume is few; The biogas that produces can utilize; Nutrient requirement is few; The organism kinds that is degraded is many; Can bear larger load variations and change of water quality.
[0004] develops the pollution that the anaerobic biological treatment novel process is used for administering organic sewage, be undoubtedly a kind of method with good economic benefits.In recent years, the anerobic sowage treatment technology development is very rapid, various novel procesies, novel method constantly occurs, include the Anaerobic Contact method, upflow anaerobic sludge blanket process, the baffle-type anaerobic process, the anaerobe pond, anaerobic expanded bed and fluidized-bed, anaerobe rotating disk etc., this novel process of upflow anaerobic sludge blanket process is owing to have the dual characteristics of anaerobism filtration and anaerobic activated sludge method at present, running and structures cost all descend to some extent, adaptability for different solid content sewage is also strong, thereby more and more come into one's own, the present this technique that has designed and constructed is more both at home and abroad.But suspended substance needs suitably control in its water inlet, and unsuitable too high, general control is below 100mg/L; Short flow phenomenon is arranged in the Sludge Bed, affect processing power; Water quality and load are changed suddenly sensitivity, and impact resistance is slightly poor.
Summary of the invention
The purpose of this utility model provides the biology sewage treatment equipment that a kind of anaerobic gas stirs, this biology sewage treatment equipment adopts the channel-type structure, the anaerobic gas of utilizing bacteria metabolism to produce stirs, and can realize mixing fully of active sludge and sewage.
In order to realize the purpose of above utility model, the utility model provides following technical scheme: a kind of biology sewage treatment equipment that utilizes anaerobic gas to stir, this device adopts the channel-type structure of circulation closed, it comprises inlet flume, plug flow device, aeration agitation system, anaerobic gas pressurizing device, device for separating mud and water and anaerobic gas discharger, plug flow device is installed in apart from trench bottom 500 ~ 1000mm place, and the aeration agitation system is tiled in trench bottom, and device for separating mud and water is installed in an end of raceway groove; Whole waste disposal plant is the channel-type structure, adopts steel and concrete structure, the dark 4 ~ 8m of raceway groove, and wide 4 ~ 8m, whole raceway groove are circulation loop; Inlet flume is the weir groove type structure, can be raceway groove cross section uniform water distribution; Plug flow device is mechanical pushing flow mixer under the liquid, is installed in apart from trench bottom 500 ~ 1000mm place, and wide during less than 6m when raceway groove, two plug flow devices are installed in same cross section, and when raceway groove was wider than 6m, three plug flow devices were installed in same cross section; The aeration agitation system is the perforated pipe that is tiled in trench bottom, and perforated pipe is along the elongated layout of raceway groove, and every perforated pipe spacing is 800 ~ 1000mm; The anaerobic gas pressurizing device extracts anaerobic gas from airtight raceway groove top collection chamber, with being assigned in the gas manifold by the female pipe of air feed after the explosion-proof roots blower pressurization again; Device for separating mud and water is installed in an end of raceway groove, and perforated pipe is not set below device for separating mud and water; The anaerobic gas discharger is the discharger with pressure with sealing structure for water; Gas manifold extends to trench bottom and connects perforated pipe, at gas manifold by-pass valve control is installed and allocates each perforated pipe anaerobic gas flow; Device for separating mud and water is inclined tube, carries out mud-water separation in inclined tube, and active sludge sinks to getting back in the raceway groove, and supernatant liquor is discharged by the weir, top of tripping device.
The bio sewage treating process that the utility model provides compared with prior art utilizes anaerobic gas to realize the abundant Agitation and mixing of mud mixture, reactionless dead angle.Utilize mechanical plug-flow, formation circulates greatly, can come water by rapid dilution, reduces the impact that comes water pollutant concentration.Whole apparatus structure is simple, and treatment capacity is large, and pollutant load is high, stable effluent quality.
Description of drawings
Fig. 1 is the front view of device described in the utility model.
Fig. 2 is the vertical view of device described in the utility model.
Fig. 3 is that the A-A of Fig. 2 is to sectional view.
Fig. 4 is that the B-B of Fig. 2 is to sectional view.
The implication of each mark is among the figure: 1-water inlet pipe, 2-inlet flume, 3-recirculation channel, 4-intermediate isolating wall, the female pipe of 5-air feed, 6-roots blower, 7-gas manifold, 8-arm valve, 9-perforated pipe, 10-inclined tube, the outlet of 11-supernatant liquor, the outlet of 12-anaerobic gas, 13-shore pipe, 14-anaerobism bubble, 15-muddy water liquid level, 16-air collecting chamber, 17-plug flow device.
Embodiment
In order better to understand the technical solution of the utility model, set forth below in conjunction with embodiment: sewage enters into inlet flume 2 by water inlet pipe 1, inlet flume 2 is erected at recirculation channel 3 tops, supported by recirculation channel 3 exterior walls and intermediate isolating wall 4, inlet flume 2 is weir formula structure, and the weir is V-notch weir.Sewage flows automatically in the recirculation channel 3 by V-notch weir and mixes with the mud mixture of circulation, and mixed mud mixture flows in recirculation channel under the pushing effect of plug flow device 17.Microorganism is producing anaerobic gas in the metabolism pollutent under the environment of anaerobism, anaerobic gas is collected in the air collecting chamber 16, air collecting chamber 16 is connected with the female pipe 5 of air feed, end at the female pipe 5 of air feed is connected with roots blower 6, roots blower 6 mainly is to pressurize to anaerobic gas, roots blower 6 is the variable ratio frequency changer electric motor driving, can control its flow by PLC system and its rotating speed of Frequency Converter Control.Enter gas manifold 7 after the anaerobic gas pressurization, arm valve 8 on the gas manifold 7 can be controlled anaerobic gas by control arm valve 8 and distribute in gas manifold 7.Gas manifold 7 extends to recirculation channel 3 bottoms and connects perforated pipe 9, and perforated pipe 9 disperses to form anaerobism bubble 14 in muddy water mixed solution with anaerobic gas, and mixed solution is stirred, and anaerobic gas finally collects in the air collecting chamber 16.Air collecting chamber 16 is the space that muddy water liquid level 15 arrives recirculation channel 3 top covers, because the continuous generation of anaerobic gas, its pressure can be increasing, and when pressure exported 12 fluid-tight pressure greater than anaerobic gas, anaerobic gas can be discharged air collecting chamber 16.Reaction end in recirculation channel 3 arranges inclined tube 10, and mud mixture is when the inclined tube 10, and active sludge generation free setting and getting back to circulates in the raceway groove, and supernatant liquor leaves system by the supernatant liquor outlet 11 that is arranged on the inclined tube top.Continuous breeding along with microorganism in the system, active sludge can constantly increase, below inclined tube 10, the inclined-plane is set, when preventing the active sludge accumulation active sludge is carried out once concentration, offer shore pipe 13 at this, at shore pipe valve is set, can whether controls spoil disposal by the keying of valve.Sludge discharge way can be that the flow by gravity spoil disposal also can be power suction spoil disposal.
Plug flow device 17 is generally mechanical pushing flow mixer under the liquid, and material is stainless steel, and it is installed in apart from 500 ~ 1000mm place, recirculation channel 3 bottoms.Under the effect of plug flow device 17, recirculation channel 3 interior mud mixtures are 100 ~ 200mm/s along the raceway groove flow velocity, and mechanical pushing flow mixer blade can not be run into perforated pipe 9.
The aeration agitation system is the perforated pipe 9 that is tiled in trench bottom, and material is PVC or stainless steel, and perforated pipe is along recirculation channel 3 elongated layouts, and every perforated pipe spacing is 800 ~ 1000mm.Perforated pipe 9 diameters are 60 ~ 100mm, and perforate is 200 ~ 500 on every meter perforated pipe, and opening diameter 1mm ~ 2mm, air flow are 15 ~ 20m 3/ mh.
Roots blower 6 extracts anaerobic gas from airtight recirculation channel 3 top air collecting chambers 16, be assigned in the gas manifold 7 by the female pipe 5 of air feed after the pressurization, roots blower 6 supply gas pressures 0.06 ~ 0.08MPa easily adopts variable-frequency motor again, by the control of PLC and frequency transformer, can regulate and control air quantity.Gas manifold 5 extends to recirculation channel 3 bottoms and connects perforated pipe 9, at gas manifold 5 arm valve 8 is installed and allocates each perforated pipe 9 anaerobic gas flow.
The discharger with pressure of sealing structure for water is adopted in anaerobic gas outlet 12, and anaerobic gas is discharged after breaking through water seal by self-pressure, and confining pressure is 1 ~ 2m head, and the anaerobic gas main component of discharge is methane, can fully utilize, and preferred boiler burns.
The anaerobic gas of utilizing the utility model has realized the abundant Agitation and mixing of mud mixture, reactionless dead angle.Utilize mechanical plug-flow, formation circulates greatly, can come water by rapid dilution, reduces the impact that comes water pollutant concentration.Whole apparatus structure is simple, and treatment capacity is large, and pollutant load is high, stable effluent quality.
The above only is preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (10)

1. biology sewage treatment equipment that utilizes anaerobic gas to stir, this device adopts the channel-type structure of circulation closed, it comprises inlet flume, plug flow device, aeration agitation system, anaerobic gas pressurizing device, device for separating mud and water and anaerobic gas discharger, it is characterized in that, plug flow device is installed in apart from trench bottom 500 ~ 1000mm place, and the aeration agitation system is tiled in trench bottom, and device for separating mud and water is installed in an end of raceway groove.
2. described biology sewage treatment equipment according to claim 1 is characterized in that described waste disposal plant is the channel-type structure, adopts steel and concrete structure, the dark 4 ~ 8m of raceway groove, and wide 4 ~ 8m, whole raceway groove are circulation loop.
3. described biology sewage treatment equipment according to claim 1 is characterized in that described inlet flume is the weir groove type structure, can be raceway groove cross section uniform water distribution.
4. described biology sewage treatment equipment according to claim 1 is characterized in that described plug flow device is mechanical pushing flow mixer under the liquid, when raceway groove wide during less than 6m, two plug flow devices are installed in same cross section, and when raceway groove was wider than 6m, three plug flow devices were installed in same cross section.
5. described biology sewage treatment equipment according to claim 1 is characterized in that, described aeration agitation system is the perforated pipe that is tiled in trench bottom, and perforated pipe is along the elongated layout of raceway groove, and every perforated pipe spacing is 800 ~ 1000mm.
6. described biology sewage treatment equipment according to claim 1 is characterized in that, described anaerobic gas pressurizing device extracts anaerobic gas from airtight raceway groove top collection chamber, with being assigned in the gas manifold by air feed mother pipe after the explosion-proof roots blower pressurization again.
7. described biology sewage treatment equipment according to claim 1 is characterized in that, described device for separating mud and water below does not arrange perforated pipe.
8. described biology sewage treatment equipment according to claim 1 is characterized in that described anaerobic gas discharger is the discharger with pressure with sealing structure for water.
9. biology sewage treatment equipment according to claim 6 is characterized in that, described gas manifold extends to trench bottom and connects perforated pipe, at gas manifold by-pass valve control is installed and allocates each perforated pipe anaerobic gas flow.
10. described biology sewage treatment equipment according to claim 7 is characterized in that described device for separating mud and water is inclined tube, carries out mud-water separation in inclined tube, and active sludge sinks to getting back in the raceway groove, and supernatant liquor is discharged by the weir, top of tripping device.
CN2012204704255U 2012-09-17 2012-09-17 Biological sewage treatment device for stirring by using anaerobic gas Expired - Lifetime CN202912764U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012204704255U CN202912764U (en) 2012-09-17 2012-09-17 Biological sewage treatment device for stirring by using anaerobic gas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012204704255U CN202912764U (en) 2012-09-17 2012-09-17 Biological sewage treatment device for stirring by using anaerobic gas

Publications (1)

Publication Number Publication Date
CN202912764U true CN202912764U (en) 2013-05-01

Family

ID=48161094

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012204704255U Expired - Lifetime CN202912764U (en) 2012-09-17 2012-09-17 Biological sewage treatment device for stirring by using anaerobic gas

Country Status (1)

Country Link
CN (1) CN202912764U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104743659A (en) * 2013-12-30 2015-07-01 易百皓源(北京)环保科技有限公司 New hydrolysis acidification sewage treatment process
CN104743660A (en) * 2013-12-30 2015-07-01 易百皓源(北京)环保科技有限公司 New anaerobic sewage treatment pool and sewage treatment method
CN107973405A (en) * 2017-12-05 2018-05-01 欧基(上海)环保科技有限公司 A kind of high sludge concentration multiplication type A2O carries mark transformation Sewage Biological Treatment reaction unit

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104743659A (en) * 2013-12-30 2015-07-01 易百皓源(北京)环保科技有限公司 New hydrolysis acidification sewage treatment process
CN104743660A (en) * 2013-12-30 2015-07-01 易百皓源(北京)环保科技有限公司 New anaerobic sewage treatment pool and sewage treatment method
CN107973405A (en) * 2017-12-05 2018-05-01 欧基(上海)环保科技有限公司 A kind of high sludge concentration multiplication type A2O carries mark transformation Sewage Biological Treatment reaction unit

Similar Documents

Publication Publication Date Title
CN201313860Y (en) Integrated aeration-sedimentation aerobic reactor
CN107311309B (en) Up-flow internal circulation micro-oxygen bioreactor, aeration method for strengthening mass transfer and using method thereof
CN203728643U (en) Circulating type AO moving bed bio-membrane reactor
CN102180560B (en) Device and method for continuously and biologically treating urban sewage
CN103626295B (en) Sewage disposal device and processing method
CN205294959U (en) Uasb reactor
CN201999792U (en) Internal circulation moving bed bioreactor
CN201003003Y (en) Reaction-deposition integral rectangle circulating bioreactor sludge treatment device
CN202912764U (en) Biological sewage treatment device for stirring by using anaerobic gas
CN105565489A (en) Sludge circulation efficient hydrolytic reactor
CN102408154A (en) Biological wastewater treatment device implementing stirring operation by using anaerobic gas
CN203999133U (en) A kind of integrated high-efficiency self-supported denitrification reactor
CN101172737A (en) Integrated high concentration difficult degradable sewage processor
CN103723892B (en) Livestock and poultry wastewater treatment system and treatment method using system
CN204752323U (en) Vertical integrative sewage treatment device
CN201914974U (en) Dual-circular groove membrane bioreactor (MBR) waste water treatment system
CN107055948A (en) A kind of certainly stirring purification tank of easy assembly and disassembly
CN103145239A (en) Quick enriching reaction equipment for anammox
CN103482764B (en) A kind of hydrolysis acidification pool based on granule sludge enhanced flocculation technique
CN205687912U (en) A kind of from air supporting efficient anaerobe reactor
CN101538085A (en) Structure of spiral-flow aeration sedimentation sewage treatment tank and using method thereof
CN201056519Y (en) Three-phase separator of upflow type anaerobic reactor
CN204058056U (en) A kind of Continuous Flow permanent water level SBR waste disposal plant
CN203668108U (en) Improved hydrolysis acidification pool
CN201962117U (en) Multiphase serial internal circulating anaerobic reactor

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20160829

Address after: 100102 Beijing city in Chaoyang District Lize Park 106 building 3 layer 302A

Patentee after: BEIJING BHT ENVIRON TECH Co.,Ltd.

Address before: 100102, Beijing, Chaoyang District, Beijing, Wangjing East Road, No. 8, International Building, sharp building, B, block 2115, Chaoyang District

Patentee before: BEIJING BHT ENVIRON TECH Co.,Ltd.

Patentee before: Chen Kaihua

CP03 Change of name, title or address

Address after: 100102 302A 3, floor 106, Li Ze Chung garden, Chaoyang District, Beijing.

Patentee after: BEIJING BOHUITE ENVIRONMENTAL TECHNOLOGY CO.,LTD.

Address before: 100102 302A 3, No. 106 building, Li Ze Chung garden, Chaoyang District, Beijing.

Patentee before: BEIJING BHT ENVIRON TECH Co.,Ltd.

CP03 Change of name, title or address
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Biological wastewater treatment device implementing stirring operation by using anaerobic gas

Effective date of registration: 20180809

Granted publication date: 20130501

Pledgee: Zhongguancun Beijing technology financing Company limited by guarantee

Pledgor: BEIJING BOHUITE ENVIRONMENTAL TECHNOLOGY CO.,LTD.

Registration number: 2018990000663

PE01 Entry into force of the registration of the contract for pledge of patent right
CX01 Expiry of patent term

Granted publication date: 20130501

CX01 Expiry of patent term
PC01 Cancellation of the registration of the contract for pledge of patent right

Granted publication date: 20130501

Pledgee: Zhongguancun Beijing technology financing Company limited by guarantee

Pledgor: BEIJING BOHUITE ENVIRONMENTAL TECHNOLOGY CO.,LTD.

Registration number: 2018990000663

PC01 Cancellation of the registration of the contract for pledge of patent right