CN207121472U - A kind of aerobic integrated sewage-treating reactor device of internal circulating anaerobic - Google Patents

A kind of aerobic integrated sewage-treating reactor device of internal circulating anaerobic Download PDF

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CN207121472U
CN207121472U CN201720645186.5U CN201720645186U CN207121472U CN 207121472 U CN207121472 U CN 207121472U CN 201720645186 U CN201720645186 U CN 201720645186U CN 207121472 U CN207121472 U CN 207121472U
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aerobic
anaerobic
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internal circulating
zone
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黎忠
章万喜
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Guangzhou Well Environmental Engineering Technology Co Ltd
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Guangzhou Well Environmental Engineering Technology Co Ltd
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Abstract

A kind of aerobic integrated sewage-treating reactor device of internal circulating anaerobic, is related to sewage-treatment plant technical field, and its structure includes internal circulating anaerobic reaction zone and aerobic reactor zone.The aerobic integrated sewage-treating reactor device of a kind of internal circulating anaerobic, anaerobic reaction area include two treatment regions, three phase separator and gas-liquid separator etc.;Aerobic aeration reaction zone includes water inlet preaeration area, aerating system is become reconciled oxygen activity sludge reaction area.The utility model utilizes internal circulating anaerobic method and aerobic activated sludge process series connection processing high-concentration sewage, realize anaerobism self-loopa and aerobic preaeration, anaerobism stirring and aerobic aeration intensity are reduced, there is high treatment capacity, the advantage such as effluent quality is good, floor space is few, project scale is small and operation maintenance is easy.

Description

A kind of aerobic integrated sewage-treating reactor device of internal circulating anaerobic
Technical field
Sewage-treatment plant technical field is the utility model is related to, more particularly to a kind of aerobic integrated dirt of internal circulating anaerobic Water processing reactor device.
Background technology
In recent years, environmental problem is especially prominent, particularly water pollution problems.Sewage disposal is widely used in building, agriculture The every field such as industry, traffic, the energy, petrochemical industry, environmental protection, urban landscape, medical treatment, food and drink.Biological wastewater treatment technology, using certain Artificial technology's facility, provides good environment for microorganism growth, breeding, accelerates microbial growth and metabolic physiology Function, microorganism are used as nutrition and the energy of itself by water pollutant, while degrade and remove the pollutant in waste water.
Anaerobic process, by hydrolyzing, producing acid and methane phase stage, macromolecule contaminant is divided by the effect of Anaerobic Bacteria Solution is converted into simple organic.Internal-circulation anaerobic reactor(Internal Circulation Anaerobic Reactor, letter Claim IC reactors) it is a kind of high-performance bio anaerobic reactor, its core is to utilize the stripping that produced biogas is formed in reactor Effect, mud granule and partially liq is realized in external power-free and is circulated, there is high influent load, low energy expenditure, take up an area face The advantages such as product is less, construction cost is low, are with a wide range of applications in sewage treatment area.Generally, using anaerobic process Suitable for high concentrated organic wastewater, but it is not high to organic removal rate, and water outlet COD is still higher, it is necessary to which subsequent treatment could reach Mark discharge.For aerobic method using aerobic as Hydrogen acceptor, the decomposition rate of organic matter is fast, can be obtained within the shorter residence time High COD clearances.In sewage disposal application, aeration energy consumption is higher, and aerobic bacteria can not utilize degraded macromolecular organic Thing, thus aerobic method be typically only applicable in, the processing of low-concentration organic waste water.
Existing anaerobic-aerobic sewage-treatment plant, with anaerobic process and aerobic law technology feature.Anaerobic-aerobic sewage Treatment effect is related to following factor:Effective contact between sludge concentration, sludge and organic matter influences anaerobic digestion speed;Pass Matter efficiency, volumetric loading and sludge concentration influence Aerobic Process for Treatment performance.Sludge appearance be present in universal anaerobic-aerobic sewage-treatment plant Be easy to run off, hydraulic detention time deficiency, mass-transfer efficiency is undesirable causes poor processing effect, project scale is big, operation maintenance cost The problems such as height, high energy consumption, applicability, efficiency in different industries field of sewage etc. have certain limitation.
The content of the invention
For effective contact between existing reactor sludge concentration, sludge and organic matter influence anaerobic digestion speed, Mass-transfer efficiency, volumetric loading and sludge concentration influence the deficiency of Aerobic Process for Treatment aspect of performance.To realize above-mentioned target, this practicality is newly The aerobic integrated sewage-treating reactor device of a kind of internal circulating anaerobic that type proposes.The device can improve sludge to a certain extent Concentration and mass transfer rate, reactor for treatment effect is improved, suitable for different industries sewage, solve standard water discharge discharge, reduce base Build, operation maintenance cost the problems such as.
The utility model provides a kind of aerobic integrated sewage-treating reactor device of internal circulating anaerobic, including internal circulating anaerobic Reaction zone and aerobic reactor zone, it is characterised in that:Described internal circulating anaerobic reaction zone is tower structure, described aerobic reaction Area is pond body structure, and anaerobic-aerobic device is arranged to connect.
Internal circulating anaerobic reaction zone, be followed successively by inside tower bottom water-locator, first order treatment region, one-level three phase separator, Second level treatment region, two level three phase separator, delivery port, gas-liquid separator and methane recovery system, bottom water-locator be with The pyramidal structure of more water distributing pores, loose structure connection first order treatment region.First order treatment region is equipped with high concentration anaerobic sludge, returns Flow tube connects first order treatment region and gas-liquid separator, is connected between one-level three phase separator and gas-liquid separator by one-level airway tube It is logical.There is the separation of one-level three phase separator between first order treatment region and second level treatment region.Second level treatment region is dirty equipped with anaerobism Mud carries out advanced treating, is connected between two level three phase separator and gas-liquid separator by two level airway tube, on the treatment region of the second level Side has Anaerobic Treatment delivery port to be connected with aerobic reactor zone, and one-level airway tube and two level airway tube pass through gas-liquid separator and biogas Recovery system connects.
Aerobic reactor zone, aerobic activated sludge reaction zone, aerating system are followed successively by from below to up inside pond body, intakes and matches somebody with somebody Water system, upper strata solid-liquid displacement zone and delivery port;Aerobic activated sludge area, fills aerobic sludge, and water inlet preaeration area is square Uncovered pond body, centre is aerobic mozzle;Aerobic mozzle includes big and small sheath:Big pipe connects with intake pool, tubule with it is aerobic Pond connects;Water inlet preaeration area is connected with aerobic activated sludge reaction zone by aerobic mozzle, and aerating system is arranged on aerobic Among activated sludge reaction area bottom.
Drainage flow direction is internal circulating anaerobic reaction zone to aerobic reactor zone.
Internal circulating anaerobic reaction zone is anaerobism enclosed construction, and aerobic reactor zone is the uncovered structure for setting preaeration area.
Aerobic reactor zone sets water inlet system, extension reactor aeration time.
The aerobic mozzle of aerobic reactor zone water inlet system, using pressure differential water conservancy diversion, gas solubility is improved, reduction is processed into This.
The mode that the utility model is connected by using internal-circulation anaerobic reactor and active sludge aerobic reactor combines As a kind of aerobic integrated sewage-treating reactor device of internal circulating anaerobic, with high treatment capacity, effluent quality is good, takes up an area The advantages such as area is few, project scale is small and operation maintenance is easy.Sewage is in anaerobic reaction stage, gas-forming reaction, violent digestion Under reaction and three phase separator effect, mud granule is formed to improve settling property, is avoided in high influent load and upflow velocity The loss of lower sludge, anaerobic sludge can be made to keep higher concentration, increase microorganism was greatly improved in the residence time of reaction zone The degradation efficiency of machine sewage.Double-deck anaerobic reaction area, sludge concentration and obvious processing effect save space simultaneously.High concentration is organic Sewage is after Anaerobic Treatment, and macromolecular pollution is broken down into simple molecules, after preaeration of intaking, with larger impulsive force Aerobic reaction tank is flowed into, increases concentration of oxygen gas and rate of dissolution, aeration energy consumption is reduced, so as to obtain more preferable treatment effect.
Brief description of the drawings
Fig. 1 is a kind of aerobic integrated sewage-treating reactor apparatus structure schematic diagram of internal circulating anaerobic of the present utility model.
Schematic device:1 --- internal circulating anaerobic reaction zone;2 --- aerobic reactor zone;3 --- bottom water-locator;4— One one-level three phase separator;5 --- two level three phase separator;6 --- anaerobic effluent mouth;7 --- gas-liquid separator;8 --- natural pond Gas recovery system;9 --- first order treatment region;10 --- second level treatment region;11 --- aerobic activated sludge reaction zone; 12 --- aerating system;13 --- water inlet preaeration area;14 --- upper strata solid-liquid displacement zone;15 --- outputted aerobic water mouth; 16 --- return duct;17-one one-level airway tube;18 --- two level airway tube;19 --- aerobic mozzle.
Embodiment
The application is further described with reference to example once.
A kind of aerobic integrated sewage-treating reactor device of internal circulating anaerobic of this example includes the He of internal circulating anaerobic reaction zone 1 Aerobic reactor zone 2.
Internal circulating anaerobic reaction zone, bottom water-locator 3, first order treatment region 9, one-level three phase separator are followed successively by inside tower 4th, one-level airway tube 17, second level treatment region 10, two level three phase separator 5, two level airway tube 18, anaerobic effluent mouth 6, gas-liquid point From device 7, return duct 16 and methane recovery system 8.First order treatment region 9 is equipped with high concentration anaerobic sludge, the connection of return duct 16 the Coagulation area 9 and gas-liquid separator 7, are connected between one-level three phase separator 4 and gas-liquid separator 7 by one-level airway tube 17, Second level treatment region 10 carries out advanced treating equipped with anaerobic sludge, by two level between two level three phase separator 5 and gas-liquid separator 7 Airway tube 18 connects, and the top of second level treatment region 10 has Anaerobic Treatment delivery port 6 to be connected with aerobic reactor zone 2.Aerobic reactor zone 2, it is solid that aerobic activated sludge reaction zone 11, aerating system 12, water inlet preaeration area 13, upper strata are followed successively by inside pond body from below to up Liquid Disengagement zone 14, outputted aerobic water mouth 15 and aerobic mozzle 19.Aerobic activated sludge area, fills aerobic sludge, and water inlet system is Square pond, centre is aerobic mozzle 19.Aerobic mozzle includes big and small sheath:Big pipe connects with intake pool, tubule with it is good Oxygen pond connects.
In the present embodiment, high concentration organic sewage enters internal circulating anaerobic by the loose structure of bottom water-locator 3 Reaction zone 1, adjustment outle water rate fully contact with the high concentration anaerobic sludge in first order treatment region 9.With the progress of reaction Dirty Organic substance in water gradually increases with anaerobe effect of mass transmitting in sludge, and most of organic matter is consumed decomposition and inversion into natural pond Gas, larger molecular organicses are converted into small organic molecule, and in the process, caused a large amount of biogas pass through one-level three phase separator 4 and one-level airway tube 17 ascend into the gas-liquid separator 7 on anaerobic tower top, after gas-liquid separator removes water, methane recovery system The collection biogas of system 8 uses as the energy.Sludge gradually forms mud granule in good effect of mass transmitting and keeps good and sink Shallow lake property, under the collective effect of one-level three phase separator 4, avoid because of high yield tolerance stage and higher rate of climb sludge stream Lose, keep higher anaerobic sludge concentration.Sewage enters 10 further degradation of organic substances of second level treatment region, caused biogas by Two level three phase separator 5 is collected, and enters gas-liquid separator 7 by two level airway tube 18.Mixed liquor in second level treatment region 10 Separation of solid and liquid is carried out in settling zone, treated supernatant discharged by anaerobic effluent mouth 6, and the sludge of precipitation can automatically return to the Two treatment regions.
Further, sewage water outlet from after Anaerobic Treatment, into aerobic reactor zone 2.The anaerobism intake in preaeration area 13 Sewage and oxygen contact are handled, water inlet preaeration area 13 is uncovered pond structure, makes fully to contact with oxygen into water.In this implementation In mode, sewage passes through aerobic airway tube 19, and aerobic reactor zone 2 is flowed into larger impulsive force, increases concentration of oxygen gas and molten Speed is solved, reduces aeration time and intensity, reduces aeration energy consumption.Aerobic reactor zone 2 is provided with the device of aerating system 12 and filled The organic sewage that organic loading through Anaerobic Treatment is small, concentration is low is degraded, passed through by aerobic activated sludge, aerobic activated sludge Supernatant is isolated in upper strata solid-liquid displacement zone, is discharged by the aerobic gas outlet 15 in top.
Preferably, internal circulating anaerobic reaction zone is because the air-flow that gas-forming reaction drives is as lifting power, it is not necessary to it is strong to set pump System circulation, saves power consumption.
Preferably, the three phase separator in internal circulating anaerobic reaction zone, efficiently separates water and sludge, in second level reaction zone After separation, sludge reflux, sludge loss is avoided, advantageously form granular sledge, strengthen solid-liquid separation effect.
Preferably, water inlet preaeration area 13 is set, the dissolved oxygen of sewage can be adjusted, the corruption for mitigating sewage is steady to improve Fixed degree, reduces follow-up sludge aeration time and intensity.
Preferably, aerobic mozzle 19 is set, and the water level with water inlet preaeration area 13 constantly rises, and sewage is gradually filled with The big pipe of aerobic mozzle and tubule, aerobic mozzle tubule using difference in height with stronger impulsive force draining, it is anti-to aerobic sludge The bacterium in area and the appropriate pressure of sludge and higher aeration quantity are answered, favourable condition is provided for aerobic sludge granulation.
The utility model has the beneficial effect that:1. the utility model utilizes internal circulating anaerobic method and aerobic activated sludge process string Connection processing high-concentration sewage, has high treatment capacity, effluent quality is good, floor space is few, project scale is small and operation maintenance The advantages such as simplicity.2. the utility model realizes anaerobism self-loopa and aerobic preaeration, reduce anaerobism stirring and aerobic aeration is strong Degree.For the processing of high concentrated organic wastewater, high-enriched organics are not only effectively removed, recovery biogas energy utilizes, additionally it is possible to Equipment energy consumption is reduced, reaches energy-conserving and environment-protective purpose.
More than, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited thereto, Any change or replacement expected without creative work, should all cover in the scope of protection of the utility model.This practicality New protection domain should be determined by the scope of protection defined in the claims.

Claims (5)

1. a kind of aerobic integrated sewage-treating reactor device of internal circulating anaerobic, include internal circulating anaerobic successively from left to right and react Area and aerobic reactor zone, it is characterised in that:Described internal circulating anaerobic reaction zone is tower structure, and described aerobic reactor zone is Pond body structure, anaerobic-aerobic device are arranged to connect;Internal circulating anaerobic reaction zone, bottom water-locator, first are followed successively by inside tower Level treatment region, one-level three phase separator, second level treatment region, two level three phase separator, delivery port, gas-liquid separator and biogas return Receipts system, bottom water-locator are the pyramidal structure with more water distributing pores, and loose structure connects first order treatment region;First order processing Area is equipped with high concentration anaerobic sludge, return duct connection first order treatment region and gas-liquid separator, one-level three phase separator and gas-liquid Connected between separator by one-level airway tube;There is one-level three phase separator point between first order treatment region and second level treatment region Every;Second level treatment region carries out advanced treating equipped with anaerobic sludge, by two level between two level three phase separator and gas-liquid separator Airway tube connects, and has Anaerobic Treatment delivery port to be connected with aerobic reactor zone above the treatment region of the second level, one-level airway tube and two level Airway tube passes through gas-liquid separator and methane recovery system connectivity;Aerobic reactor zone, it is followed successively by from below to up inside pond body aerobic Activated sludge reaction area, aerating system, water inlet and water distribution system, upper strata solid-liquid displacement zone and delivery port;Aerobic activated sludge area, Aerobic sludge is filled, water inlet preaeration area is square uncovered pond body, and centre is aerobic mozzle;Aerobic mozzle includes size set Pipe:Big pipe connects with intake pool, and tubule connects with Aerobic Pond;Water inlet preaeration area passes through aerobic with aerobic activated sludge reaction zone Mozzle is connected, and aerating system is arranged among aerobic activated sludge reaction zone bottom.
A kind of 2. aerobic integrated sewage-treating reactor device of internal circulating anaerobic as claimed in claim 1, it is characterised in that:It is dirty Water flow direction is internal circulating anaerobic reaction zone to aerobic reactor zone.
A kind of 3. aerobic integrated sewage-treating reactor device of internal circulating anaerobic as claimed in claim 1, it is characterised in that:It is interior Circulation anaerobic reaction zone is anaerobism enclosed construction, and aerobic reactor zone is the uncovered structure with preaeration system.
A kind of 4. aerobic integrated sewage-treating reactor device of internal circulating anaerobic as claimed in claim 1, it is characterised in that:It is good Oxygen reaction zone sets water inlet preaeration area, extension reactor aeration time.
A kind of 5. aerobic integrated sewage-treating reactor device of internal circulating anaerobic as claimed in claim 1, it is characterised in that:It is good The aerobic mozzle of oxygen reaction zone water inlet system, utilizes difference in height draining, there is provided bacterium and the appropriate pressure of sludge and higher exposure Tolerance, gas solubility is improved, reduce processing cost.
CN201720645186.5U 2017-06-06 2017-06-06 A kind of aerobic integrated sewage-treating reactor device of internal circulating anaerobic Active CN207121472U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110668521A (en) * 2019-11-11 2020-01-10 广州市适然环境工程技术有限公司 Three-phase separator
CN114804347A (en) * 2022-04-11 2022-07-29 重庆化工职业学院 Anaerobic biological treatment process for sewage

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110668521A (en) * 2019-11-11 2020-01-10 广州市适然环境工程技术有限公司 Three-phase separator
CN110668521B (en) * 2019-11-11 2024-02-13 广州市适然环境工程技术有限公司 Three-phase separator
CN114804347A (en) * 2022-04-11 2022-07-29 重庆化工职业学院 Anaerobic biological treatment process for sewage

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