CN206980471U - A kind of garbage percolation liquid treating system - Google Patents
A kind of garbage percolation liquid treating system Download PDFInfo
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- CN206980471U CN206980471U CN201720904178.8U CN201720904178U CN206980471U CN 206980471 U CN206980471 U CN 206980471U CN 201720904178 U CN201720904178 U CN 201720904178U CN 206980471 U CN206980471 U CN 206980471U
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Abstract
The utility model provides a kind of garbage percolation liquid treating system, and it includes：Membrane cisterna, the membrane cisterna bottom are provided with aeration flushing device, curtain milipore filter are disposed with above the aeration flushing device；Milipore filter cleaning device, the milipore filter cleaning device are configured to clean the curtain milipore filter.According to garbage percolation liquid treating system provided by the utility model, the curtain milipore filter of Hyposmolality is used in membrane cisterna, to avoid largely flowing back, simultaneously cross-flow velocity is improved by being aerated flushing device, to reduce the specific energy consumption of landfill leachate treatment, the curtain milipore filter is cleaned using milipore filter cleaning device in addition, to ensure the flux recovery of curtain milipore filter, extend the service life of curtain milipore filter, so as to reduce the cost of garbage incinerating power plant.
Description
Technical field
Sewage treatment area is the utility model is related to, specifically, the utility model is related to a kind of landfill leachate treatment system
System.
Background technology
Waste incineration and generating electricity is new treatment of urban garbage mode a kind of in recent years.Garbage burning factory burns to rubbish
New refuse must be stored 3-5 days in garbage storing hole before burning and carry out fermentation curing, to reach bleeding moisture content, improve calorific value
Purpose, the normal operation of follow-up incinerator is just can guarantee that, the leachate during storage is incineration plant percolate.Rubbish
Percolate belongs to high concentrated organic wastewater, complicated component, and greatly and be in aperiodicity, this is undoubtedly carried out to it for water quality and quantity change
Effective and stabilization processing brings larger difficulty, and the processing to it is the problem of domestic and international field of water treatment.
The percolate of garbage incinerating power plant is generally by the way of biochemistry+film process at present.Biochemical treatment is used for
Will substantial amounts of biochemical organic matter removal；Film process is then used to retain the organic matter for being difficult to biochemistry and other inorganic pollutions.Film
Processing is usually at milipore filter+NF membrane+reverse osmosis membrane in film-bioreactor (Membrane Bio-Reactor, MBR)
Reason, uses tubular ultra-filtration membrane, tubular ultra-filtration membrane can remove glue in percolate mostly in ultrafiltration membrane treatment unit at present
Body, particle and the of a relatively high material of molecular weight, have the advantages that stable, simple to operate, producing water water quality is good, but tubular type
Milipore filter provides power, pressure using big flow circulating pump, causes energy consumption huge, and production water end (W.E.) back pressure easily occurs in operation,
Easy damaged membrane tube during dredging, thus service life is short so that increasingly prominent the problems such as the station service power consumption rate of garbage incinerating power plant
Go out, production run cost remains high.
Therefore, it is necessary to a kind of new garbage percolation liquid treating system is proposed, to solve the above problems.
Utility model content
A series of concept of reduced forms is introduced in utility model content part, this will be in specific embodiment part
Middle further description.Utility model content part of the present utility model is not meant to attempt to limit claimed
Technical scheme key feature and essential features, do not mean that the guarantor for attempting to determine technical scheme claimed more
Protect scope.
The utility model provides a kind of garbage percolation liquid treating system, including：
Membrane cisterna, the membrane cisterna bottom are provided with aeration flushing device, curtain are disposed with above the aeration flushing device
Milipore filter；
Milipore filter cleaning device, the milipore filter cleaning device are configured to clean the curtain milipore filter.
Further, the garbage percolation liquid treating system also includes roots blower, and the roots blower rushes with the aeration
Brush device is connected.
Further, the milipore filter cleaning device includes back washing device and chemically-cleaning device.
Further, the chemically-cleaning device includes alkaline cleaner and acid dip pickle.
Further, the garbage percolation liquid treating system also includes Aerobic Pond, and the Aerobic Pond is configured to by aerobic
The percolate of processing is supplied to the membrane cisterna.
Further, the garbage percolation liquid treating system also includes sludge return pipe, the sludge return pipe configuration
For sludge is back into the Aerobic Pond from the membrane cisterna bottom.
Further, the material of the curtain milipore filter includes polytetrafluoroethylene (PTFE).
Further, the curtain milipore filter is hollow fiber form milipore filter.
According to garbage percolation liquid treating system provided by the utility model, the curtain ultrafiltration of Hyposmolality is used in membrane cisterna
Film, to avoid largely flowing back, while cross-flow velocity is improved by being aerated flushing device, to reduce the unit of landfill leachate treatment
Energy consumption, the curtain milipore filter is cleaned using milipore filter cleaning device in addition, to ensure the flux recovery of curtain milipore filter, extended
The service life of curtain milipore filter, so as to reduce the cost of garbage incinerating power plant.
Brief description of the drawings
Drawings below of the present utility model is used to understand the utility model in this as a part of the present utility model.Accompanying drawing
In show embodiment of the present utility model and its description, for explaining device of the present utility model and principle.In the accompanying drawings,
Fig. 1 is structural representation of the membrane cisterna with milipore filter cleaning device of garbage percolation liquid treating system of the present utility model
Figure；
Fig. 2 is the membrane cisterna of garbage percolation liquid treating system of the present utility model and the structural representation of Aerobic Pond.
Accompanying drawing identifies
1st, membrane cisterna 2, curtain milipore filter
3rd, flushing device 4, roots blower are aerated
5th, backwash case 6, alkali cleaning case
7th, acid cleaning tank 8, Aerobic Pond
9th, sludge return pipe
Embodiment
In the following description, a large amount of concrete details are given more thoroughly to manage the utility model to provide
Solution.It is, however, obvious to a person skilled in the art that the utility model can be without one or more of these thin
Save and be carried out.In other examples, in order to avoid obscuring with the utility model, for more well known in the art
Technical characteristic is not described.
In order to thoroughly understand the utility model, detailed step will be proposed in following description, to explain this practicality
The garbage percolation liquid treating system of new proposition.Obviously, execution of the present utility model is not limited to those skilled in the art
The specific details being familiar with.Preferred embodiment of the present utility model is described in detail as follows, but in addition to these detailed descriptions, this
Utility model can also have other embodiment.
It should be appreciated that when using term "comprising" and/or " comprising " in this manual, it is indicated described in presence
Feature, entirety, step, operation, element and/or component, but do not preclude the presence or addition of other one or more features, entirety,
Step, operation, element, component and/or combinations thereof.
Reference picture 1, garbage percolation liquid treating system provided by the utility model include membrane cisterna 1, wherein, the bottom of membrane cisterna 1
Portion is provided with aeration flushing device 3, and the top of the aeration flushing device 3 is disposed with curtain milipore filter 2.
Exemplarily, the membrane cisterna 1 of the present embodiment is common immersed ultrafiltration membrane pond, and it is top water inlet, in membrane cisterna 1
Top is machined with water inlet and the production mouth of a river (refluxing opening), and mud discharging mouth is machined with the bottom of membrane cisterna 1.Reference picture 2, the utility model
The garbage percolation liquid treating system of offer also includes Aerobic Pond 8.The Aerobic Pond 8 is connected with the water inlet of the membrane cisterna 1, will be through
The percolate for crossing Aerobic Process for Treatment is supplied to the membrane cisterna 1.The production water handled by membrane cisterna 1 is drawn into follow-up place through water pump
Reason system.The sludge of membrane cisterna 1 can be flowed back or be discharged into sludge concentration tank.In the present embodiment, the mud discharging mouth of the membrane cisterna 1
It is connected by sludge return pipe 9 with the bottom of the Aerobic Pond 8, the partial sludge in membrane cisterna 1 is back to Aerobic Pond 8.
Exemplarily, aeration flushing device 3 is equipped with along the bottom of membrane cisterna 1, aeration flushing device 3 passes through pipeline and roots blower
4 connections, aeration flushing device 3 carry out aeration to membrane cisterna 1 and washed away, and pollutant can be prevented to be enriched with ultrafiltration membrane surface, improve wrong
Flow velocity degree.
Exemplarily, curtain milipore filter 2 is disposed with the top of the aeration flushing device 3, the curtain milipore filter 2 is
Using the hollow fiber form milipore filter of polytetrafluoroethylene (PTFE) (PTFE) material, its membrane aperture is 0.01~0.1 μm.Carried in the present embodiment
The curtain milipore filter 2 of confession has the characteristic of low-pressure permeability, can avoid largely flowing back, the tubular type with using in the prior art surpasses
Filter membrane is compared, and saves big flow circulation, greatly reduces the specific energy consumption of percolate processing.In addition, curtain milipore filter 2 uses
Polytetrafluoroethylene (PTFE) material it is cheap and easy to get, reduce the cost of milipore filter.
Reference picture 1, garbage percolation liquid treating system provided by the utility model include being configured to clean the curtain ultrafiltration
The milipore filter cleaning device of film 2.In the present embodiment, can be selected to carry out the anti-of film according to the pollution situation of curtain milipore filter 2
Wash and/or Chemical cleaning.Specifically, the milipore filter cleaning device includes back washing device and chemically-cleaning device, wherein, it is described
Chemically-cleaning device includes alkaline cleaner and acid dip pickle.
Exemplarily, the back washing device includes the backwash case 5 being connected with the curtain milipore filter 2, the backwash case 5
Water pump and operated pneumatic valve are additionally provided between the curtain milipore filter 2.The backwash liquor in backwash case 5 is beaten by backwash water pump
In the doughnut for entering curtain milipore filter 2, backwash liquor cleaning is set to be enriched in the pollutant on film surface.Wherein, the backwash liquor is
The production water handled by membrane cisterna 1.
Exemplarily, the alkaline cleaner includes the alkali cleaning case 6 being connected with the curtain milipore filter 2, the alkali cleaning case 6
Water pump and operated pneumatic valve are additionally provided between the curtain milipore filter 2.The alkali that will have been configured by alkali cleaning water pump in alkali cleaning case 6
Property cleaning fluid squeeze into the doughnut of curtain milipore filter 2, alkaline cleaning fluid cleaning is enriched in the pollutant on film surface, make curtain
The both sides of formula milipore filter 2 are all thoroughly cleaned.Wherein, the alkaline cleaning fluid includes NaOH solution and/or NaOCl solution.
Exemplarily, the acid dip pickle includes the acid cleaning tank 7 being connected with the curtain milipore filter 2, the acid cleaning tank 7
Water pump and operated pneumatic valve are additionally provided between the curtain milipore filter 2.The acid that will have been configured by pickling water pump in acid cleaning tank 7
Property cleaning fluid squeeze into the doughnut of curtain milipore filter 2, acidic cleaning solution cleaning is enriched in the pollutant on film surface, make curtain
The both sides of formula milipore filter 2 are all thoroughly cleaned.
In the present embodiment, the polytetrafluoroethylene (PTFE) material that curtain milipore filter 2 uses can be therefore right with resisting high-concentration bronsted lowry acids and bases bronsted lowry
The cleaning of curtain milipore filter 2 more thoroughly can ensure that the flux recovery of curtain milipore filter 2 to a certain extent, and therefore prolong
The service life of curtain milipore filter is grown, compared with the tubular ultra-filtration membrane used in the prior art, curtain milipore filter uses the longevity
Life is about 2 times of tubular ultra-filtration membrane life-span.On cleaning way, curtain milipore filter 2 can be passed through with on-line cleaning, i.e. cleaning fluid
Produce the mouth of a river (refluxing opening) and flow into curtain milipore filter 2, to be cleaned to it, can not only save cleaning fluid, and without dismounting,
Operate simpler, conveniently.
The course of work of garbage percolation liquid treating system provided by the utility model is：The diafiltration handled by Aerobic Pond 8
Liquid enters membrane cisterna 1 by water inlet, and the aeration flushing device 3 being connected in membrane cisterna 1 with roots blower 4 enters to curtain milipore filter 2
Row aeration washes away, to prevent pollutant in the surface enrichment of curtain milipore filter 2, raising cross-flow velocity, the part production after the processing of membrane cisterna 1
Water enters backwash case 5, and when curtain milipore filter 2 needs to carry out backwash, backwash liquor is pumped into the doughnut of curtain milipore filter 2
Row cleaning, when curtain milipore filter 2 needs to carry out Chemical cleaning, the cleaning fluid in alkali cleaning case 6 and/or acid cleaning tank 7 is pumped into curtain
Cleaned in the doughnut of milipore filter 2, to ensure the flux recovery of curtain milipore filter 2.The partial sludge of membrane cisterna 1 passes through dirt
Mud reflux line 9 is back to Aerobic Pond 8.
According to garbage percolation liquid treating system provided by the utility model, the curtain ultrafiltration of Hyposmolality is used in membrane cisterna
Film, to avoid largely flowing back, while cross-flow velocity is improved by being aerated flushing device, to reduce the unit of landfill leachate treatment
Energy consumption, the curtain milipore filter is cleaned using milipore filter cleaning device in addition, to ensure the flux recovery of curtain milipore filter, extended
The service life of curtain milipore filter, so as to reduce the cost of garbage incinerating power plant.
The utility model is illustrated by above-described embodiment, but it is to be understood that, above-described embodiment is
For the purpose illustrated and illustrated, and it is not intended to the utility model being limited in described scope of embodiments.In addition ability
Field technique personnel are it is understood that the utility model is not limited to above-described embodiment, according to teaching of the present utility model also
More kinds of variants and modifications can be made, these variants and modifications all fall within the utility model scope claimed with
It is interior.The scope of protection of the utility model is defined by the appended claims and its equivalent scope.
Claims (8)
- A kind of 1. garbage percolation liquid treating system, it is characterised in that including：Membrane cisterna, the membrane cisterna bottom are provided with aeration flushing device, curtain ultrafiltration are disposed with above the aeration flushing device Film；Milipore filter cleaning device, the milipore filter cleaning device are configured to clean the curtain milipore filter.
- 2. garbage percolation liquid treating system as claimed in claim 1, it is characterised in that the garbage percolation liquid treating system is also Including roots blower, the roots blower is connected with the aeration flushing device.
- 3. garbage percolation liquid treating system as claimed in claim 1, it is characterised in that the milipore filter cleaning device includes anti- Cleaning device and chemically-cleaning device.
- 4. garbage percolation liquid treating system as claimed in claim 3, it is characterised in that the chemically-cleaning device includes alkali cleaning Device and acid dip pickle.
- 5. garbage percolation liquid treating system as claimed in claim 1, it is characterised in that the garbage percolation liquid treating system is also Including Aerobic Pond, the Aerobic Pond is configured to the percolate Jing Guo Aerobic Process for Treatment being supplied to the membrane cisterna.
- 6. garbage percolation liquid treating system as claimed in claim 5, it is characterised in that the garbage percolation liquid treating system is also Including sludge return pipe, the sludge return pipe is configured to sludge being back to the Aerobic Pond from the membrane cisterna bottom.
- 7. garbage percolation liquid treating system as claimed in claim 1, it is characterised in that the material of the curtain milipore filter includes Polytetrafluoroethylene (PTFE).
- 8. garbage percolation liquid treating system as claimed in claim 1, it is characterised in that the curtain milipore filter is doughnut Formula milipore filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720904178.8U CN206980471U (en) | 2017-07-24 | 2017-07-24 | A kind of garbage percolation liquid treating system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720904178.8U CN206980471U (en) | 2017-07-24 | 2017-07-24 | A kind of garbage percolation liquid treating system |
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| CN206980471U true CN206980471U (en) | 2018-02-09 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108793386A (en) * | 2018-08-01 | 2018-11-13 | 苏州苏科环保科技有限公司 | A kind of novel percolate low consumption membrane bio-reaction system and its method for handling organic sewage |
| CN111204842A (en) * | 2019-12-23 | 2020-05-29 | 光大环境科技（中国）有限公司 | Method, device and system for realizing ultrafiltration membrane pollution evaluation through neural network |
| CN112263916A (en) * | 2020-11-18 | 2021-01-26 | 中国石油天然气股份有限公司长庆石化分公司 | MBR membrane tank online cleaning system and cleaning method |
-
2017
- 2017-07-24 CN CN201720904178.8U patent/CN206980471U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108793386A (en) * | 2018-08-01 | 2018-11-13 | 苏州苏科环保科技有限公司 | A kind of novel percolate low consumption membrane bio-reaction system and its method for handling organic sewage |
| CN111204842A (en) * | 2019-12-23 | 2020-05-29 | 光大环境科技（中国）有限公司 | Method, device and system for realizing ultrafiltration membrane pollution evaluation through neural network |
| CN112263916A (en) * | 2020-11-18 | 2021-01-26 | 中国石油天然气股份有限公司长庆石化分公司 | MBR membrane tank online cleaning system and cleaning method |
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