CN208667439U - A kind of garbage leachate treatment device and refuse treatment plant - Google Patents
A kind of garbage leachate treatment device and refuse treatment plant Download PDFInfo
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- CN208667439U CN208667439U CN201821367543.7U CN201821367543U CN208667439U CN 208667439 U CN208667439 U CN 208667439U CN 201821367543 U CN201821367543 U CN 201821367543U CN 208667439 U CN208667439 U CN 208667439U
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- leachate treatment
- garbage leachate
- advanced oxidation
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Abstract
The utility model relates to field of garbage disposal, in particular to a kind of garbage leachate treatment device and refuse treatment plant.Garbage leachate treatment device includes: DNTF membrane separation device, gaseous state separation membrane device, the first COD advanced oxidation device, carbonization MBR film device, the 2nd COD advanced oxidation device；DTNF membrane separation device is provided with the outlet of film permeate, film concentrated solution outlet, and the outlet of film permeate is connect with the import of gaseous state separation membrane device, and film concentrated solution outlet is connect with carbonization MBR film device；Gaseous state separation membrane device is connect with the first COD advanced oxidation device, and carbonization MBR film device is connect with the 2nd COD advanced oxidation device.Landfill leachate treatment is carried out by garbage leachate treatment device provided by the embodiment of the utility model, does not generate concentrate.Without in addition adding carbon source, operating cost is substantially reduced, while without concentrate problem, the rate of recovery is higher, can reach the zero-emission of waste water.
Description
Technical field
The utility model relates to field of garbage disposal, in particular to a kind of garbage leachate treatment device and rubbish
Processing equipment.
Background technique
Landfill leachate is using traditional technique " pretreatment+MBR membrane bio-reaction system+NF nanofiltration+RO is reverse osmosis "
Technique, can lead to the problem of 20% to 40% concentrate, and the discharge of concentrate is not up to standard.
Utility model content
The purpose of this utility model is to provide a kind of garbage leachate treatment device and refuse treatment plant, it is intended to change
It is apt to the discharge of the processing equipment processing refuse leachate of existing landfill leachate problem not up to standard.
The utility model provides a kind of technical solution:
A kind of garbage leachate treatment device, garbage leachate treatment device include:
DTNF membrane separation device, gaseous state separation membrane device, the first COD advanced oxidation device, carbonization MBR film device, second
COD advanced oxidation device；
DTNF membrane separation device is provided with the outlet of film permeate, film concentrated solution outlet, and the outlet of film permeate is separated with gaseous state
The import of film device connects, and film concentrated solution outlet is connect with carbonization MBR film device；
Gaseous state separation membrane device is connect with the first COD advanced oxidation device, and be carbonized MBR film device and the 2nd advanced oxygen of COD
Connection is set in makeup.
In the other embodiments of the utility model, above-mentioned 2nd COD advanced oxidation device includes level-one advanced oxidation dress
It sets, second level advanced oxidation device, level-one advanced oxidation device is connect with carbonization MBR film device, second level advanced oxidation device and one
Grade advanced oxidation device connection.
In the other embodiments of the utility model, above-mentioned garbage leachate treatment device further includes sand filter, sand filter
Outlet connect with the entrance of DTNF membrane separation device.
In the other embodiments of the utility model, above-mentioned garbage leachate treatment device further includes filter, the mistake
Filter outlets are connect with the entrance of the sand filter.
In the other embodiments of the utility model, above-mentioned garbage leachate treatment device further includes conditioning tank, conditioning tank
Outlet and filter entrance connect.
In the other embodiments of the utility model, the outlet of above-mentioned gaseous state separation membrane device configures by-product tank.
In the other embodiments of the utility model, the hydrophobic doughnut of setting is micro- in above-mentioned gaseous state separation membrane device
Pore membrane.
In the other embodiments of the utility model, above-mentioned garbage leachate treatment device further includes acid solution storage tank, acid solution
Storage tank is connect with the import of gaseous state separation membrane device.
In the other embodiments of the utility model, control is provided between above-mentioned acid solution storage tank and gaseous state separation membrane device
Valve.
The utility model also provides a kind of technical solution:
A kind of refuse treatment plant, refuse treatment plant include above-mentioned garbage leachate treatment device.
The beneficial effect of garbage leachate treatment device and refuse treatment plant provided by the embodiment of the utility model is:
DTNF membrane separation device retains organic matter, promotes DTNF film permeate surface tension, ensure that subsequent gaseous state separation
The efficient operation of film.Gaseous state separation membrane device can extract the ammonia and nitrogen pollution substance of percolate middle and high concentration.First COD high
The low strength COD contained in the clear liquid that grade oxidation unit processing gaseous state separation membrane device generates, water outlet can qualified discharge.Carbonization
The biodegradable organic pollutant in DTNF film concentrated water, the removal of the 2nd COD advanced oxidation device can be effectively treated in MBR film device
Not biodegradable COD.
Landfill leachate treatment is carried out by garbage leachate treatment device provided by the embodiment of the utility model, is not generated
Concentrate.Without in addition adding carbon source, operating cost is substantially reduced, while without concentrate problem, the rate of recovery is higher, can reach
The zero-emission of waste water.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 shows the structure diagram of garbage leachate treatment device provided by the embodiment of the utility model；
Fig. 2 shows gaseous state separation membrane device provided by the embodiment of the utility model, the first COD advanced oxidation devices etc.
Structure diagram；
Fig. 3 shows be carbonized MBR film device, the 2nd COD advanced oxidation device etc. provided by the embodiment of the utility model
Structure diagram；
Fig. 4 shows the structure diagram of DTNF membrane separation device provided by the embodiment of the utility model etc..
Icon: 100- garbage leachate treatment device；101- sand filter；102- conditioning tank；103- filter；110-DTNF
Membrane separation device；120- gaseous state separation membrane device；121- byproduct tank；The first COD advanced oxidation device of 130-；140- carbonization
MBR film device；The 2nd COD advanced oxidation device of 150-；151- level-one advanced oxidation device；152- second level advanced oxidation device.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the utility model embodiment, it is to be understood that term " center ", "upper", "lower", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "inner", "outside" is orientation based on the figure or position
The relationship utility model product using when the orientation or positional relationship usually put or those skilled in the art
The orientation or positional relationship usually understood, is merely for convenience of describing the present invention and simplifying the description, rather than instruction or dark
Show that signified equipment or element must have a particular orientation, is constructed and operated in a specific orientation, therefore should not be understood as pair
The limitation of the utility model.
In addition, term " first ", " second " are only used for distinguishing description, it is not understood to indicate or imply relatively important
Property.
In the description of the utility model embodiment, it is also necessary to which explanation is unless specifically defined or limited otherwise, art
Language " setting ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to detachable
Connection, or be integrally connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The connection in portion.For the ordinary skill in the art, above-mentioned term can be understood in the present invention with concrete condition
Concrete meaning.
Embodiment
Fig. 1 shows the structure diagram of garbage leachate treatment device 100 provided by the embodiment of the utility model, please refers to
Fig. 1.
In the present embodiment, garbage leachate treatment device 100 includes DTNF membrane separation device 110, gaseous state seperation film dress
Set the 120, the first COD advanced oxidation device 130, carbonization MBR film device 140, the 2nd COD advanced oxidation device 150.
COD COD (Chemical Oxygen Demand) is chemically to measure to need to be oxidized in water sample
Reducing substances amount.It, can be by the substance (one of strong oxidizer oxidation in waste water, wastewater treatment plant effluent and contaminated water
As be organic matter) oxygen equivalent.Symbolization COD is indicated in the present embodiment.
MBR film is (Membrane Bio-Reactor, MBR) film.DTNF film is the abbreviation of dish tubular nanofiltration membrane.
DTNF membrane separation device 110 retains organic matter, and monovalent ion and ammonia nitrogen is allowed to penetrate, and can will be greater than 200 molecules
The rejection to organics of amount promotes DTNF film permeate surface tension, ensure that the efficient operation of subsequent gaseous state seperation film.
Fig. 2 shows gaseous state separation membrane devices 120 provided by the embodiment of the utility model, the first COD advanced oxidation device
130 equal structure diagrams, please refer to Fig. 2.
DTNF membrane separation device 110 is provided with the outlet of film permeate, film concentrated solution outlet (not marking in figure), film permeate
Outlet is connect with the import of gaseous state separation membrane device 120, and film concentrated solution outlet is connect with carbonization MBR film device 140；Gaseous state separation
Film device 120 is connect with the first COD advanced oxidation device 130, and be carbonized MBR film device 140 and the 2nd COD advanced oxidation device
150 connections.
The clear liquid that DTNF membrane separation device 110 generates enters gaseous state separation membrane device 120 by the outlet of film permeate.DTNF
Membrane separation device 110 is equipped with two entrances, and one in acid solution injection gaseous state separation membrane device 120, another is for DTNF film
In the clear liquid injection gaseous state separation membrane device 120 that separator 110 generates.
In the present embodiment, the hydrophobic hollow fiber microporous membrane of setting in gaseous state separation membrane device 120, it is hydrophobic in
Barrier of the hollow fiber microporous barrier as ammonia-containing water and absorbing liquid.The side of film is ammonia nitrogen waste water to be processed, and the other side is acid
Property absorbing liquid, hydrophobic microcellular structure provide one layer very thin of air film structure between two liquid phases.The ammonia nitrogen of free state in waste water
Hydrophobic microporous film surface is diffused to by concentration boundary layer in waste water side, then under the promotion of film two sides ammonia nitrogen partial pressure difference, ammonia
Nitrogen gasifies at waste water and microporous membrane interface enters fenestra, then diffuses into absorbing liquid, obtains what high concentration was concentrated and purified
Ammonium salt (such as ammonium sulfate, ammonium chloride or ammonium hydroxide), to remove the ammonia in waste water.
Further, in the present embodiment, gaseous state separation membrane device 120 is also configured with byproduct tank 121, byproduct tank
121 ammonium salt to store high concentration concentration and purifying.
In the other embodiments of the utility model, garbage leachate treatment device 100 further include acid solution storage tank (in figure not
Show), acid solution storage tank is connect with the import of gaseous state separation membrane device 120.Acid solution storage tank is mainly used for storing acid absorbing liquid.
Gaseous state separation membrane device 120 is connect with the first COD advanced oxidation device 130, what gaseous state separation membrane device 120 generated
Clear liquid enters the first COD advanced oxidation device 130, and the first COD advanced oxidation device 130 is equipped with dosing area, reaction zone, precipitating
Area, the first COD advanced oxidation device 130 handle the low strength COD contained in the clear liquid that gaseous state separation membrane device 120 generates, out
Water can qualified discharge.
Fig. 3 shows carbonization MBR film device 140 provided by the embodiment of the utility model, the 2nd COD advanced oxidation device
150 equal structure diagrams, please refer to Fig. 3.
From the above, the film concentrated solution outlet of DTNF membrane separation device 110 is connect with carbonization MBR film device 140；Carbonization
MBR film device 140 is connect with the 2nd COD advanced oxidation device 150.
The film concentrate that DTNF membrane separation device 110 generates enters carbonization MBR film device 140, and be carbonized MBR film device 140
It is inside provided with carbonizing zone, aerobic zone, immersion type membrane component area, is filtered film concentrate by immersion type membrane component, through self priming pump
Suction water outlet.The biodegradable organic pollutant in DTNF film concentrated water can be effectively treated in carbonization MBR film device 140, do not need
In addition carbon source is added, nitrifier nitrification is not needed.
The water outlet of carbonization MBR film device 140 enters the 2nd COD advanced oxidation device 150, the 2nd COD advanced oxidation device
150 include level-one advanced oxidation device 151, second level advanced oxidation device 152, level-one advanced oxidation device 151 and carbonization MBR film
Device 140 connects, and second level advanced oxidation device 152 is connect with level-one advanced oxidation device 151.
In the present embodiment, level-one advanced oxidation device 151, the structure construction of second level advanced oxidation device 152 are identical.One
Grade advanced oxidation device 151, second level advanced oxidation device 152 are equipped with dosing area, reaction zone, settling zone, realize processing carbonization
Nondegradable organic pollutant COD in the water outlet of MBR film device 140, water outlet can qualified discharge, no concentrate generates.
Fig. 4 shows the structure diagram of DTNF membrane separation device 110 provided by the embodiment of the utility model etc., please refers to figure
4。
Landfill leachate enters in DTNF membrane separation device 110 by the entrance of DTNF membrane separation device 110.
In the present embodiment, garbage leachate treatment device 100 further includes sand filter 101, the outlet of sand filter 101 with
The entrance of DTNF membrane separation device 110 connects.
Sand filter 101 utilizes suspended matter, microorganism and other subparticles etc. in filter medium removal waste water.
In the present embodiment, filter medium filtrate is quartz sand, and in other embodiments, filter medium can be activity
Carbon, anthracite, manganese sand etc..In the present embodiment, garbage leachate treatment device 100 includes two sand filters 101, and in sand filtration
Device 101 fills pressure gauge into and out of water end (W.E.), and backwash procedure, a renewable operation one must be executed when pressure difference is more than 2.5bar
Platform guarantees the continuous service of system.
Further, in the present embodiment, garbage leachate treatment device 100 further includes conditioning tank 102, conditioning tank 102
Outlet connect with the entrance of filter 103.
Landfill leachate enters conditioning tank 102 after pipe network is collected, and the major function of conditioning tank 102 is regulating water quality water
Amount, with alleviate water it is excessive when impact to follow-up system, in addition percolate passes through anaerobic digestion, part in conditioning tank 102
Carbonaceous organic material is degraded to simple inorganic matter, its biodegradability can be improved.
In the present embodiment, garbage leachate treatment device 100 further includes filter 103, and 102 percolate of conditioning tank is by diving
Dirt pump is promoted to filter 103 and is pre-processed, and can remove the particulate matter brought into the water inlet of conditioning tank 102.Filter 103
Bag filter or basket filter may be selected in type.
It should be noted that in the present embodiment, the connection of above-mentioned outlet, entrance etc. is connected by pipeline
It connects, can according to need setting control valve, shut-off valve on pipeline, liquidometer, pressure gauge etc. can be set in each device, it can be with
The needs such as the topography according to mounting platform set up pump equal power device.The present embodiment will no longer repeat it.
Garbage leachate treatment device 100 is during purifying landfill leachate, before gaseous state separation membrane device 120
It is pre-processed provided with DTNF membrane separation device 110.DTNF membrane separation device 110 removes suspended matter, macromolecular in percolate
Substance etc., carbonization MBR film permeate COD concentration is low, and ammonia nitrogen concentration is high, not only increases wastewater surface tension, ensures gas film
Can ammonia nitrogen in efficient removal landfill leachate, be also less prone to result in blockage film, fouling membrane, guarantee gas film fortune steady in a long-term
Row.
The MBR film device 140 that is carbonized handles the concentrate that major pollutant is COD, and in the present embodiment, be carbonized MBR film
Device 140 compared with the existing technology in landfill leachate traditional handicraft MBR system, whole design is different, to remove master
The purpose for wanting pollutant is also different.Traditional percolate MBR membrane bio-reaction system is for the purpose of denitrogenation, and in the present embodiment
Carbonization MBR film device 140 mainly degrade biodegradable COD.It does not need in addition to add carbon source, does not need nitrifier nitre
Change.Therefore whole Functional Design is different, and the residence time is different, and the residence time is short, so that biochemical volume is small.Be carbonized MBR film dress
Set ammonia nitrogen concentration in 140 film concentrates it is low be not in by ammonium oxidation be nitrate nitrogen, avoid TN index from being difficult to risk up to standard.
Garbage leachate treatment device 100 can extract the ammonia nitrogen in waste water to form byproduct ammonium salt, realize resource utilization, then
Combine the removal of the 2nd COD advanced oxidation device 150 again not by the biodegradable COD of carbonization 140 biochemical degradation of MBR film device
Biodegradable COD.Integrated artistic is more economical, has apparent ring without total nitrogen risk not up to standard without concentrate
Border, social and economic benefit.
The major advantage of garbage leachate treatment device 100 provided by the embodiment of the utility model is:
DTNF membrane separation device 110 retains organic matter, promotes DTNF film permeate surface tension, ensure that subsequent gaseous state point
Efficient operation from film.Gaseous state separation membrane device 120 can extract the ammonia and nitrogen pollution substance of percolate middle and high concentration.First
COD advanced oxidation device 130 handles the low strength COD contained in the clear liquid that gaseous state separation membrane device 120 generates, and water outlet can be up to standard
Discharge.The biodegradable organic pollutant in DTNF film concentrated water can be effectively treated in carbonization MBR film device 140, and the 2nd COD is advanced
Oxidation unit 150 removes not biodegradable COD.
Landfill leachate treatment is carried out by garbage leachate treatment device 100 provided by the embodiment of the utility model, no
Generate concentrate.Without in addition adding carbon source, operating cost is substantially reduced, while without concentrate problem, the rate of recovery is higher, can
Reach the zero-emission of waste water.
The utility model also provides a kind of technical solution:
A kind of refuse treatment plant, refuse treatment plant include above-mentioned garbage leachate treatment device 100.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of garbage leachate treatment device, which is characterized in that the garbage leachate treatment device includes:
DTNF membrane separation device, gaseous state separation membrane device, the first COD advanced oxidation device, carbonization MBR film device, the 2nd COD high
Grade oxidation unit；
The DTNF membrane separation device is provided with the outlet of film permeate, film concentrated solution outlet, film permeate outlet with it is described
The import of gaseous state separation membrane device connects, and the film concentrated solution outlet is connect with the carbonization MBR film device；
The gaseous state separation membrane device is connect with the first COD advanced oxidation device, the carbonization MBR film device and described the
The connection of two COD advanced oxidation devices.
2. garbage leachate treatment device according to claim 1, which is characterized in that the 2nd COD advanced oxidation dress
It sets including level-one advanced oxidation device, second level advanced oxidation device, the level-one advanced oxidation device and the carbonization MBR film fill
Connection is set, the second level advanced oxidation device is connect with the level-one advanced oxidation device.
3. garbage leachate treatment device according to claim 1, which is characterized in that the garbage leachate treatment device
It further include sand filter, the outlet of the sand filter is connect with the entrance of the DTNF membrane separation device.
4. garbage leachate treatment device according to claim 3, which is characterized in that the garbage leachate treatment device
It further include filter, the filter outlet is connect with the entrance of the sand filter.
5. garbage leachate treatment device according to claim 4, which is characterized in that the garbage leachate treatment device
It further include conditioning tank, the outlet of the conditioning tank is connect with the entrance of the filter.
6. garbage leachate treatment device according to claim 1, which is characterized in that the gaseous state separation membrane device goes out
Mouth configuration by-product tank.
7. garbage leachate treatment device according to claim 1, which is characterized in that set in the gaseous state separation membrane device
Set hydrophobic hollow fiber microporous membrane.
8. garbage leachate treatment device according to claim 1, which is characterized in that the garbage leachate treatment device
It further include acid solution storage tank, the acid solution storage tank is connect with the import of the gaseous state separation membrane device.
9. garbage leachate treatment device according to claim 8, which is characterized in that the acid solution storage tank and the gaseous state
Control valve is provided between separation membrane device.
10. a kind of refuse treatment plant, which is characterized in that the refuse treatment plant includes described in claim any one of 1-9
Garbage leachate treatment device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821367543.7U CN208667439U (en) | 2018-08-23 | 2018-08-23 | A kind of garbage leachate treatment device and refuse treatment plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821367543.7U CN208667439U (en) | 2018-08-23 | 2018-08-23 | A kind of garbage leachate treatment device and refuse treatment plant |
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| CN208667439U true CN208667439U (en) | 2019-03-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112591984A (en) * | 2020-11-24 | 2021-04-02 | 南京万德斯环保科技股份有限公司 | Zero-discharge treatment method and system for landfill leachate |
-
2018
- 2018-08-23 CN CN201821367543.7U patent/CN208667439U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112591984A (en) * | 2020-11-24 | 2021-04-02 | 南京万德斯环保科技股份有限公司 | Zero-discharge treatment method and system for landfill leachate |
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