CN207811367U - A kind of stage aeration type sewage disposal system - Google Patents

A kind of stage aeration type sewage disposal system Download PDF

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Publication number
CN207811367U
CN207811367U CN201721676227.3U CN201721676227U CN207811367U CN 207811367 U CN207811367 U CN 207811367U CN 201721676227 U CN201721676227 U CN 201721676227U CN 207811367 U CN207811367 U CN 207811367U
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China
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membrane
pond
biological reaction
aerator
clear water
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CN201721676227.3U
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张秀
谭小龙
王天正
蔡霞
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Guangxi Nanning Central Bureau Of Environmental Protection Science And Technology Ltd Co
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Guangxi Nanning Central Bureau Of Environmental Protection Science And Technology Ltd Co
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Abstract

The utility model belongs to technical field of sewage, specifically provides a kind of stage aeration type sewage disposal system.The system includes regulating reservoir, anaerobic reation pool, hypoxia response pond, membrane biological reaction pond and clear water reserviors, lattice filter and elevator pump are equipped in regulating reservoir, elevator pump is connected by pipeline with anaerobic reation pool, membrane bioreactor is equipped in membrane biological reaction pond, membrane bioreactor is connected by pipeline with clear water reserviors, there are backwashing pump, backwashing pump to be connected with membrane bioreactor by pipeline in clear water reserviors;Anaerobic reation pool, hypoxia response pond and the integrated design of membrane biological reaction pond, it is both provided with aerator and DO dissolved oxygen instruments in anaerobic reation pool, hypoxia response pond and membrane biological reaction pond, aerator is connected with air quantity flowmeter, motor-driven valve and wind turbine, and motor-driven valve and DO dissolved oxygen instruments are also connected with controller.Present treatment system nitric efficiency is high, adaptable to change of water quality, and reaction pool capacity is small, construction investment saves, operation energy consumption is extremely low, reduces operating cost.

Description

A kind of stage aeration type sewage disposal system
Technical field
The utility model belongs to technical field of sewage, specifically provides a kind of stage aeration type sewage disposal system System.
Background technology
Biofilm is current more advanced sewage disposal technology, mainly utilizes the micro- life for being attached to solid dielectric surface Object carries out the processing of organic wastewater.Sewage will generally first pass through anaerobic reaction and anoxic before by Membrane Bioreactor for Wastewater Treatment Reaction generally requires and agitating device and reflux pump is arranged in anaerobic reaction and hypoxia response pond, keeps the sludge in reaction tank dense Degree is suitable, keeps reaction more abundant.But this method energy consumption is larger, does not meet energy-saving and environment-friendly requirement
Utility model content
The purpose of this utility model is customer service drawbacks described above, provides a kind of energy-saving and environment-friendly stage aeration type sewage disposal system System.
The technical solution of the utility model:A kind of stage aeration type sewage disposal system, including be arranged in order regulating reservoir, Anaerobic reation pool, hypoxia response pond, membrane biological reaction pond and clear water reserviors, the regulating reservoir is interior to be equipped with lattice filter and promotion Pump, the elevator pump are connected by pipeline with anaerobic reation pool, and membrane bioreactor is equipped in the membrane biological reaction pond, described Membrane bioreactor is connected by pipeline with clear water reserviors, has backwashing pump, the backwashing pump to pass through pipeline in the clear water reserviors It is connected with membrane bioreactor, the anaerobic reation pool, hypoxia response pond and the integrated design of membrane biological reaction pond, adjacent two is anti- It is separated with partition board between Ying Chi, the partition board is equipped with permeable hole, in anaerobic reation pool, hypoxia response pond and membrane biological reaction pond Be provided with aerator and DO dissolved oxygen instruments, the aerator is connected with air quantity flowmeter, motor-driven valve and wind turbine, the motor-driven valve and DO dissolved oxygen instruments are also connected with controller;The aerator is respectively arranged on anaerobic reation pool, hypoxia response pond and membrane biological reaction The bottom and side wall in pond, the aerator on side wall are arranged diagonally downward.Be conducive to stir water body, keep sludge concentration suitable.
DO dissolved oxygen instruments monitor the oxygen situation of anaerobic reation pool, hypoxia response pond and membrane biological reaction pond respectively, and lead to It crosses controller and controls aeration quantity in these three reaction tanks.It is aerated using segmented, and adjusts the position and aeration side of aerator To the effect of keeping the sludge concentration in reaction tank suitable, no longer need to setting reflux pump or blender, reach energy conservation and environmental protection.
Further, the membrane bioreactor includes babinet, membrane module and aerator;The top of the box be equipped with into The mouth of a river, wall box are equipped with water outlet;The membrane module is soft plate membrane, and four angles of membrane module pass through pull rod, bullet Spring is connected with babinet;It is additionally provided with fibrous filter layer in babinet above membrane module.Traditional MBR membrane bioreactors are in order to keep MBR membrane modules clean, and MBR membrane modules have to last for being aerated.The membrane bioreactor of the application is discharged using gravity, is only needed a small amount of Aeration, only cleans film by primary backwash in 20-90 minutes, tradition MBR reactors largely aeration and suction relatively Water is pumped out, is further carried out energy saving.Membrane module is connected by spring with babinet, and diaphragm small size can freely be put in the case where aeration washes away It is dynamic, it is further reduced aeration quantity, to reach energy-saving and environment-friendly effect.Fibrous filter layer is set above membrane module, can be improved The treatment effect of water quality, and the pollution of membrane module can be reduced, improve the service life of membrane module.
Further, the membrane module includes the soft tablet diaphragm being laminated on pull rod, adjacent two soft plate membranes The middle part of piece is equipped with the film gasket with apopore, and outermost film gasket is connected with water outlet;Limit is additionally provided on the babinet Hole, the pulling-rod frame are set on limit hole, and the diameter of limit hole is more than the diameter of pull rod.When aeration, work of the membrane module in spring Freely swing by a small margin under;The setting of limit hole, the shake up and down that pull rod and membrane module can be made small size under the action of limit hole It is dynamic, it is further reduced aeration quantity.
Further, flowmeter and motor-driven valve are additionally provided on the pipeline between the membrane bioreactor and clear water reserviors.It can lead to The aperture for overregulating motor-driven valve reaches constant flow rate water outlet.
Further, the lattice filter includes coarse grid filter and thin lattice filter.Further increase sewage Filtering accuracy.
Further, the clear water reserviors are also connected by pipeline with chemicals dosing plant.Periodically film can be given birth to by chemicals dosing plant The component of object reactor carries out on-line cleaning.
The utility model advantage:1, this sewage disposal system is by anaerobic reation pool, hypoxia response pond and membrane biological reaction pond Simultaneously aerator and DO dissolved oxygen meters is arranged in integrated design, adjusts aeration time according to water oxygen level, dirty oxygen in water is protected It holds in micro- oxygen condition(Dissolved oxygen 0.3-1.0mg/L), since sewage is merely retained in micro- oxygen condition, relative to traditional MBR films biology Reactor, aeration quantity few 50% or more simultaneously because being aerated using segmented, and are adjusted position and the aeration direction of aerator, made Entire micro- oxygen reaction tank sludge concentration is suitable, to further energy saving without reflux pump or blender.
2, this sewage disposal system nitric efficiency is high, adaptable to change of water quality, and reaction pool capacity is small, construction investment Province, operation energy consumption are extremely low, reduce operating cost.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the structural schematic diagram of the utility model membrane bioreactor;
Fig. 3 is the internal structure schematic diagram of the utility model membrane bioreactor;
Drawing reference numeral in Fig. 1-3 is:1- regulating reservoirs, 2- anaerobic reation pools, 3- hypoxia responses pond, 4- membrane biological reactions Pond, 5- clear water reserviors, 6- lattice filters, 7- elevator pumps, 8- coarse grid filters, the thin lattice filters of 9-, 10- aerators, 11- DO dissolved oxygen instruments, 12- air quantity flowmeters, 13- motor-driven valves, 14- wind turbines, 15- controllers, 16- membrane bioreactors, 17- flows Meter, 18- backwashing pumps, 19- chemicals dosing plants, 20- partition boards, 21- permeable holes, 22- babinets, 23- membrane modules, 24- aerators, 25- water inlets, 26- water outlets, 27- springs, 28- fibrous filter layers, 29- pull rods, the soft tablet diaphragms of 30-, 31- apopores, 32- film gaskets, 33- limit holes, the first aeration tubes of 34-, the second aeration tubes of 35-, 36- solarization air caps.
Specific implementation mode
With reference to specific embodiment, the utility model is expanded on further.
As shown in Figs. 1-3, a kind of stage aeration type sewage disposal system, including the regulating reservoir 1, the anaerobic reaction that are arranged in order Pond 2, hypoxia response pond 3, membrane biological reaction pond 4 and clear water reserviors 5.Lattice filter 6 and elevator pump 7 are equipped in the regulating reservoir 1, The elevator pump 8 is connected by pipeline with anaerobic reation pool 2.The lattice filter 6 includes coarse grid filter 8 and thin grid Filter 9.
The 4 pond integrated design of the anaerobic reation pool 2, hypoxia response pond 3 and membrane biological reaction is used between adjacent two reaction tank Partition board 20 separates, and the partition board 20 is equipped with permeable hole 21;In anaerobic reation pool 2, hypoxia response pond 3 and membrane biological reaction pond 4 It is both provided with aerator 10 and DO dissolved oxygen instruments 11, the aerator 10 and 14 phase of air quantity flowmeter 12, motor-driven valve 13 and wind turbine Even, the motor-driven valve 13 and DO dissolved oxygen instruments 11 are also connected with controller 15.The aerator 10 is respectively arranged on anaerobic reation pool 2, the bottom and side wall in hypoxia response pond 3 and membrane biological reaction pond 4, the aerator 10 on side wall are arranged diagonally downward.
Membrane bioreactor 16 is equipped in the membrane biological reaction pond 4, the membrane bioreactor 16 is soft film biology Reactor.Membrane bioreactor 16 is connected by pipeline with clear water reserviors 5.Pipe between the membrane bioreactor 16 and clear water reserviors 5 Flowmeter 17 and motor-driven valve 13 are additionally provided on road.
As Figure 2-3, the membrane bioreactor 16 includes babinet 22, membrane module 23 and aerator 24.The case 22 top of body is equipped with water inlet 25, and 22 side wall of babinet is equipped with water outlet 26;The membrane module 23 is soft plate membrane, membrane module 23 four angles are connected by pull rod 29, spring 27 with babinet 22;It is additionally provided with fiber mistake in the babinet 22 of 23 top of membrane module Filtering layer 28.The membrane module 23 includes the soft tablet diaphragm 30 being laminated on pull rod 29, adjacent two soft tablet diaphragms 30 Middle part be equipped with the film gasket 32 with apopore 31, outermost film gasket 32 is connected with water outlet 26;On the babinet 22 also Equipped with limit hole 33, the pull rod 29 is set up on limit hole 33, and the diameter of limit hole 33 is more than the diameter of pull rod 29.The exposure Device of air 24 includes the second aeration tube 35 set on the first aeration tube 34 of 22 bottom of babinet and set on the top of babinet 22, and described the One aeration tube 34 has two or two or more, is distributed in 23 lower section of membrane module, and second aeration tube 35 is set to fibrous filter layer Above 28 middle part.The solarization air cap 36 of first aeration tube 34 is set to 34 top of the first aeration tube, the exposure of the second aeration tube 35 Stomata 36 is set to the both sides middle and lower part of the second aeration tube 35.
There are backwashing pump 18, the backwashing pump 18 to be connected with membrane bioreactor 16 by pipeline in the clear water reserviors 5. The clear water reserviors 5 are also connected by pipeline with chemicals dosing plant 19.
In use, sewage stops 8-10 after coarse grid filter 8 and thin lattice filter 9 filter in regulating reservoir 1 A hour, boosted pump 7 are promoted to anaerobic reation pool 2, hypoxia response pond 3 and membrane bioreactor pond 4, and anaerobic reation pool 2 lacks It is respectively equipped with micro-hole aerator 10 and DO dissolved oxygen instruments 11 in oxygen reaction tank 3 and membrane bioreactor pond 4, according to DO dissolved oxygen instruments Situation is dissolved in 11 on-line real time monitoring water, controller 15 controls motor-driven valve 13 and air quantity flowmeter 12 and exposed to efficiently control The aeration air quantity of gas device 10.Sewage after anaerobic reaction 2 and hypoxia response pond 3 react passes through KHMBR membrane bioreactors 16 Filtering output clear water is automatically flowed into clear water reserviors 5.Backwashing pump 18 is equipped in clear water reserviors 5, periodically to KHMBR membrane bioreactors 16 are backwashed.Chemicals dosing plant 19 periodically carries out chemical cleaning online to KHMBR membrane bioreactors 16.This sewage disposal system section Can be environmentally friendly, nitric efficiency is high, adaptable to change of water quality, and reaction pool capacity is small, construction investment saves, operation energy consumption is extremely low, drop Low operating cost.
It should be understood that these embodiments are merely to illustrate the utility model rather than limitation the scope of the utility model.This Outer to should be understood that after reading the content taught by the present invention, those skilled in the art can make the utility model each Kind modification or change, these equivalent forms also fall within the scope of the appended claims of the present application.

Claims (6)

1. a kind of stage aeration type sewage disposal system, including be arranged in order regulating reservoir, anaerobic reation pool, hypoxia response pond, Membrane biological reaction pond and clear water reserviors, are equipped with lattice filter and elevator pump in the regulating reservoir, the elevator pump by pipeline with Anaerobic reation pool is connected, and is equipped with membrane bioreactor in the membrane biological reaction pond in, the membrane bioreactor by pipeline and Clear water reserviors are connected, and have backwashing pump, the backwashing pump to be connected with membrane bioreactor by pipeline in the clear water reserviors, special Sign is:The anaerobic reation pool, hypoxia response pond and the integrated design of membrane biological reaction pond use partition board between adjacent two reaction tank It separates, the partition board is equipped with permeable hole, and aerator is both provided in anaerobic reation pool, hypoxia response pond and membrane biological reaction pond With DO dissolved oxygen instruments, the aerator is connected with air quantity flowmeter, motor-driven valve and wind turbine, and the motor-driven valve and DO dissolved oxygen instruments are also It is connected with controller;The aerator is respectively arranged on the bottom and side in anaerobic reation pool, hypoxia response pond and membrane biological reaction pond Wall, the aerator on side wall are arranged diagonally downward.
2. stage aeration type sewage disposal system according to claim 1, it is characterised in that:The membrane bioreactor packet Include babinet, membrane module and aerator;The top of the box is equipped with water inlet, and wall box is equipped with water outlet;The film group Part is soft plate membrane, and four angles of membrane module are connected by pull rod, spring with babinet;It is also set in babinet above membrane module There is fibrous filter layer.
3. stage aeration type sewage disposal system according to claim 2, it is characterised in that:The membrane module includes stacking It is equipped with the film gasket with apopore, outermost in the middle part of the soft tablet diaphragm on pull rod, adjacent two soft tablet diaphragms Film gasket be connected with water outlet;Be additionally provided with limit hole on the babinet, the pulling-rod frame is set on limit hole, limit hole it is straight Diameter is more than the diameter of pull rod.
4. stage aeration type sewage disposal system according to claim 1, it is characterised in that:The membrane bioreactor with It is additionally provided with flowmeter and motor-driven valve on pipeline between clear water reserviors.
5. stage aeration type sewage disposal system according to claim 1, it is characterised in that:The lattice filter includes Coarse grid filter and thin lattice filter.
6. stage aeration type sewage disposal system according to claim 1, it is characterised in that:The clear water reserviors also pass through pipe Road is connected with chemicals dosing plant.
CN201721676227.3U 2017-12-06 2017-12-06 A kind of stage aeration type sewage disposal system Active CN207811367U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721676227.3U CN207811367U (en) 2017-12-06 2017-12-06 A kind of stage aeration type sewage disposal system

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Application Number Priority Date Filing Date Title
CN201721676227.3U CN207811367U (en) 2017-12-06 2017-12-06 A kind of stage aeration type sewage disposal system

Publications (1)

Publication Number Publication Date
CN207811367U true CN207811367U (en) 2018-09-04

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109626741A (en) * 2018-12-31 2019-04-16 上海佐水环保科技有限公司 A kind of micro- oxygen type MBR membrane reactor
CN110510738A (en) * 2019-08-12 2019-11-29 欧基(上海)环保科技有限公司 A kind of aerobic denitrogenation dephosphorizing enhanced sewage processing system and method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109626741A (en) * 2018-12-31 2019-04-16 上海佐水环保科技有限公司 A kind of micro- oxygen type MBR membrane reactor
CN110510738A (en) * 2019-08-12 2019-11-29 欧基(上海)环保科技有限公司 A kind of aerobic denitrogenation dephosphorizing enhanced sewage processing system and method
CN110510738B (en) * 2019-08-12 2022-02-01 欧基(上海)环保科技有限公司 Aerobic denitrification and dephosphorization enhanced sewage treatment system and method

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