CN205472935U - Two backward flow high - rate anaerobic reaction devices - Google Patents
Two backward flow high - rate anaerobic reaction devices Download PDFInfo
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- CN205472935U CN205472935U CN201620260445.8U CN201620260445U CN205472935U CN 205472935 U CN205472935 U CN 205472935U CN 201620260445 U CN201620260445 U CN 201620260445U CN 205472935 U CN205472935 U CN 205472935U
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- Prior art keywords
- anaerobic
- anaerobic reactor
- waste water
- water
- anaerobism
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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 a two backward flow high - rate anaerobic reaction devices. Two backward flow high - rate anaerobic reaction devices for carry out anaerobic treatment to waste water, including waste water allotment pond, anaerobic reactor, vapour and liquid separator and selective precipitation ware, there is temperature, pH's etc. Regulation facility in the waste water allotment pond, has anaerobism inlet tube and anaerobic reactor to be connected, the bottom is provided with water -locator, one -level three -phase separator and second grade three -phase separator in the anaerobic reactor, vapour and liquid separator's top do not pass through the marsh gas upspout with one -level three -phase separator and second grade three -phase separator are connected, vapour and liquid separator's bottom through the internal reflux pipe with the water -locator is connected, selective precipitation ware upper portion with anaerobic reactor anaerobism outlet pipe links to each other, the bottom through the exteenal reflux pipe with waste water allotment pond is connected. The utility model discloses shock resistance is strong, and anaerobism biochemistry is got rid of efficiently, does benefit to to keep the high -efficient steady operation of system.
Description
Technical field
This utility model relates to anerobic sowage biochemical processing field, is specifically related to a kind of dual reflux high
Effect anaerobic reaction device.
Background technology
Along with society and economic development, produce and life consumes more substantial clean water money
Source, produces a large amount of high pollution waste water.If the untreated direct discharge of these waste water, can be to nature
Environment causes severe contamination, makes socioeconomic development unsustainable.Therefore to waste water
Reason, is reduced or avoided the pollution to environment and is significant.
Anaerobic wastewater treatment is the one of biological effluent treatment, has the applicating history of upper a century.Useless
Water anaerobic treatment is to utilize the organic pollution in anaerobe degrading waste water, produces biogas simultaneously
Bioremediation.Process with waste water aerobic and compare, use anaerobic bio-treated organic wastewater tool
Energy consumption is low, volumetric loading is high, it is few to produce mud, the advantage of the most recyclable biogas energy process.Closely
Over Nian, Anaerobic Methods in Treating is rapidly developed, and occurs in that multiple highly effective anaerobic reaction device, as
UASB, AF, ABR, EGSB, IC etc., also turned out anaerobic grain sludge, makes some anaerobism
The process load of reaction unit is up to 20--30kgCOD/m3.d.Anaerobic reaction device to reach efficiently,
Heavy-duty service has substantial amounts of microorganism and mud long as far as possible in must being fulfilled for keeping reaction unit
Age；Water change of water quality is little, and HYDRODYNAMIC CONDITION RELATING TO is stable；Pollutant and microorganism are fully contacted, mix
The service conditions such as conjunction.
In actual production, waste water quality, the water yield are impossible indeclinable, and change will be to anaerobic reaction
Device produces impact, and this makes the big heavy discount of process load of anaerobic reaction device；Anaerobic system opens simultaneously
Dynamic slow, if wanting start quickly, it is necessary to put into a large amount of granulated sludge containing anaerobic bacteria, at some
Environment is the most with these conditions.In traditional processing system, promoting volumetric loading is to be entered by increasing
The water yield realizes, and while this arises that volumetric loading raising, hydraulics load also changes,
Add operation difficulty.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of being beneficial to and improves anaerobic biological removal effect
Rate, strong shock resistance, it is beneficial to keep the dual reflux highly effective anaerobic reaction dress of system high efficiency stable operation
Put.
For solving above-mentioned technical problem, the technical solution of the utility model is:
Dual reflux highly effective anaerobic reaction device, for waste water is carried out anaerobic treatment, including:
Waste water preparing pool, has the regulation facility of temperature, pH etc., has waste water to enter in described waste water preparing pool
Water pipe；
Anaerobic reactor, the bottom of described anaerobic reactor is provided with anaerobism water inlet pipe, and described anaerobism is entered
Anaerobism intake pump is installed on water pipe；Described anaerobic reactor inner bottom part is provided with intakes with described anaerobism
The water-locator that pipe is connected, is positioned at described water-locator and has been sequentially arranged above one in described anaerobic reactor
Level three phase separator and two grades of three phase separators；Described one-level three-phase separate it is positioned in described anaerobic reactor
Region below device forms first order reaction district, is positioned at described one-level three-phase separate in described anaerobic reactor
Secondary response district is formed from the region between device and described two grades of three phase separators；Described anaerobic reactor
Top be provided with anaerobic effluent pipe；
Gas-liquid separator, is arranged at the top of described anaerobic reactor, the top of described gas-liquid separator
It is connected with described one-level three phase separator and two grades of three phase separators by biogas upspout respectively, institute
The bottom stating gas-liquid separator is connected with described water-locator by internal reflux pipe；
Selective precipitation device, described selective precipitation device top is connected with described anaerobic effluent pipe, described choosing
Select and be connected with described waste water preparing pool by exteenal reflux pipe bottom depositor.
This utility model compared with prior art, has the advantages that
(1) forming the internal reflux method of operation by gas stripping in anaerobic reactor, waste water is constantly followed
Ring, stir, mix, enhance the immixture of waste water so that Pollutants in Wastewater and the micro-life of anaerobism
Thing can be sufficiently mixed and contact, and is beneficial to improve anaerobic biological removal efficiency；
(2) by exteenal reflux mode so that a large amount of high activity anaerobism can be retained in anaerobic reaction device
Microorganism, thus fully extend mud age, beneficially efficient, the heavy-duty service of anaerobic reaction device；
(3) by waste water preparing pool and inside and outside dual reflux mode so that enter the water in anaerobic reactor
Matter is more stable, when waste water quality, water yield change, and anaerobic reaction device strong shock resistance, anaerobism
System can keep efficient stable to run.
Accompanying drawing explanation
The following drawings is only intended to, in schematically illustrating this utility model and explaining, not limit this reality
By novel scope.Wherein:
Fig. 1 is the structural representation of this utility model embodiment；
In figure: 1-waste water preparing pool；11-wastewater inlet pipe；2-anaerobic reactor；21-anaerobism is intake
Pipe；22-anaerobism intake pump；23-water-locator；24-one-level three phase separator；Bis-grades of three phase separation of 25-
Device；26-first order reaction district；27-secondary response district；28-anaerobic effluent pipe；29-internal reflux pipe；3-
Gas-liquid separator；31,32-biogas upspout；33-firedamp drainage pipe；4-selective precipitation device；41-
Exteenal reflux pipe.
Detailed description of the invention
Below in conjunction with embodiment, this utility model is expanded on further.In the following detailed description, only
Some one exemplary embodiment of the present utility model is described by the way of explanation.Undoubtedly, ability
The those of ordinary skill in territory will be consequently realised that, in the situation without departing from spirit and scope of the present utility model
Under, by various different modes, described embodiment can be modified.Therefore, it is described in this
It is illustrative in matter rather than for limiting scope of the claims.
With reference to Fig. 1, dual reflux highly effective anaerobic reaction device, for waste water is carried out anaerobic treatment, wrap
Include:
Waste water preparing pool 1, the top of described waste water preparing pool 1 is provided with wastewater inlet pipe 11；
Anaerobic reactor 2, the bottom of described anaerobic reactor 2 is provided with anaerobism water inlet pipe 21, described
Anaerobism intake pump 22 is installed on anaerobism water inlet pipe 21；Described anaerobic reactor 2 inner bottom part is provided with
The water-locator 23 being connected with described anaerobism water inlet pipe 21, is positioned at described in described anaerobic reactor 2
Water-locator 23 has been sequentially arranged above one-level three phase separator 24 and two grades of three phase separators 25；Described
It is positioned at the region below described one-level three phase separator 24 in anaerobic reactor 2 and forms first order reaction district
26, it is positioned at described one-level three phase separator 24 and described two grades of three phase separation in described anaerobic reactor 2
Region between device 25 forms secondary response district 27；The top of described anaerobic reactor 2 is provided with detests
Oxygen outlet pipe 28；
Gas-liquid separator 3, is arranged at the top of described anaerobic reactor 2, described gas-liquid separator 3
Top respectively by biogas upspout 31,32 and described one-level three phase separator 24 and two grades of three-phases
Separator 25 is connected, and the bottom of described gas-liquid separator 3 is by internal reflux pipe 29 and described water distribution
Device 23 is connected；
Selective precipitation device 4, described selective precipitation device 4 top is connected with described anaerobic effluent pipe 28,
It is connected with described waste water preparing pool 1 by exteenal reflux pipe 41 bottom described selective precipitation device 4.
The side that utilize the above dual reflux highly effective anaerobic reaction device carry out waste water process is described below
Method, comprises the steps:
Step one, from wastewater inlet pipe 11 stream come the former water of waste water with from exteenal reflux pipe 41 reflux
Backflow mixes in waste water preparing pool 1, carries out the adjustment of pH, water temperature etc. at this so that enter simultaneously
The water quality entering anaerobic reactor 2 is more stable；
Step 2, quenched after mixed liquor pumped into the cloth bottom anaerobic reactor 2 by anaerobism intake pump 22
Hydrophone 23, waste water is by entering first order reaction district 26, waste water and detesting in anaerobic reactor 2 after water distribution
Oxygen animalcule rises on top, and during this, water quality is purified, and produces biogas；When biogas and mud
Water mixed liquid arrives one-level three phase separator 24 laggard row gas and water, mud separates, and biogas is separated
And the gas-liquid separator 3 at anaerobic reactor 2 top is arrived along biogas upspout 31, rose at biogas
Journey meeting entrainment portions liquid, the biogas being entrained with liquid carries out gas-liquid separation, natural pond at gas-liquid separator 3
Gas passes through firedamp drainage pipe 33 drainage gas-liquid separator 3, and liquid passes through internal reflux pipe 29 after being separated
Being back to the water-locator 23 bottom anaerobic reactor 2, form internal reflux, the mixing enhancing sewage is made
With, improve treatment effeciency；
The waste water that step 3, first order reaction district 26 processed continues to ascend into secondary response district 27,
Finally arriving two grades of three phase separators 25 and again carry out gas and water, mud separation, final water is from anaerobic reaction
The anaerobic effluent pipe 28 on device 2 top is discharged；
Step 4, the water entrance selective precipitation device 4 discharged by anaerobic effluent pipe 28, in selective precipitation
The anaerobic sludge in device 4 carried anaerobic reactor water outlet carries out selecting to separate, and activity is high, precipitate
Anaerobic sludge and part anaerobic effluent by exteenal reflux pipe 41 from flowing back into waste water preparing pool 1, it is achieved
Exteenal reflux；The supernatant discharge depositor processed through selective precipitation device completes anaerobic treatment.
This utility model passes through waste water preparing pool and exteenal reflux pipe, makes former water carry out with part exteenal reflux liquid
For the first time mixing, can slow down former water and change the impact brought, and regulates pH and water temperature at this simultaneously, make into
The water quality entering anaerobic reactor is more stable；The waste water of preparing pool pumps into anaerobic reaction by anaerobism intake pump
Device, the flow substantially constant of anaerobism intake pump, can guarantee that the water inlet hydraulic load of anaerobic reactor is basic
Constant；In anaerobic reactor, water pollutant is degraded by anaerobe, produces biogas, and profit simultaneously
Form gas stripping with biogas, complete internal reflux, enhance waste water and contact with the mixing of anaerobe,
Make anaerobic biochemical reaction more efficient, stable；Anaerobic reactor water outlet is flow automatically into selection depositor, at this
The mud being entrained with anaerobic reactor water outlet carries out selective retention, and certainly flows back to waste water preparing pool, both
Achieve exteenal reflux, in turn ensure that the microbial biomass in anaerobic reactor.This utility model not only waste water
High treating effect, simultaneously strong shock resistance, and convenient operation and management.
Description of the present utility model is given for the sake of example and description, and is not exhaustive
Or this utility model is limited to disclosed form.General for this area of many modifications and variations
It is obvious for logical technical staff.Selecting and describing embodiment is in order to this utility model is more preferably described
Principle and actual application, and make those of ordinary skill in the art it will be appreciated that this utility model from
And design the various embodiments with various amendments being suitable to special-purpose.
Claims (1)
1. dual reflux highly effective anaerobic reaction device, for carrying out anaerobic treatment to waste water, it is characterised in that
Including:
Waste water preparing pool, has temperature, pH regulator facility in described waste water preparing pool, waste water preparing pool sets
There is wastewater inlet pipe；
Anaerobic reactor, the bottom of described anaerobic reactor is provided with anaerobism water inlet pipe, and described anaerobism is intake
Anaerobism intake pump is installed on pipe；Described anaerobic reactor inner bottom part is provided with and described anaerobism water inlet pipe phase
The water-locator connected, is positioned at described water-locator and has been sequentially arranged above one-level three-phase in described anaerobic reactor
Separator and two grades of three phase separators；It is positioned in described anaerobic reactor below described one-level three phase separator
Region form first order reaction district, be positioned at described one-level three phase separator and described in described anaerobic reactor
Region between two grades of three phase separators forms secondary response district；The top of described anaerobic reactor is provided with
Anaerobic effluent pipe；
Gas-liquid separator, is arranged at the top of described anaerobic reactor, the upper part of described gas-liquid separator
It is not connected with described one-level three phase separator and two grades of three phase separators by biogas upspout, described gas
The bottom of liquid/gas separator is connected with described water-locator by internal reflux pipe；
Selective precipitation device, described selective precipitation device top is connected with described anaerobic effluent pipe, described selection
It is connected with described waste water preparing pool by exteenal reflux pipe bottom depositor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620260445.8U CN205472935U (en) | 2016-03-31 | 2016-03-31 | Two backward flow high - rate anaerobic reaction devices |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620260445.8U CN205472935U (en) | 2016-03-31 | 2016-03-31 | Two backward flow high - rate anaerobic reaction devices |
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| CN205472935U true CN205472935U (en) | 2016-08-17 |
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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 |
-
2016
- 2016-03-31 CN CN201620260445.8U patent/CN205472935U/en active Active
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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