CN107570014A - A kind of quick detachable high flux Dynamic Membrane supporting construction and component - Google Patents
A kind of quick detachable high flux Dynamic Membrane supporting construction and component Download PDFInfo
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- CN107570014A CN107570014A CN201710996767.8A CN201710996767A CN107570014A CN 107570014 A CN107570014 A CN 107570014A CN 201710996767 A CN201710996767 A CN 201710996767A CN 107570014 A CN107570014 A CN 107570014A
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- high flux
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Abstract
The present invention relates to a kind of quick detachable high flux Dynamic Membrane supporting construction and component, water supply and sewage disposal.Membrane module is divided into 7 layers, the wherein 5 layers film frame support structure formed for hard material (poly (methyl methacrylate) plate or stainless steel plate etc.), other two layers is macropore film base material, each layer combines successively, film framework and macropore film base material are tightly fastened by sunk screw, form can two-sided filtering flat dynamic film component, membrane module is provided with delivery port.The film base material used is loose large aperture microgrid material, cheap, be easy to get, and easily forms Dynamic Membrane.Main advantages of the present invention：Dynamic Membrane membrane module supporting construction is firm, and film base material is not easy to relax, and dynamic membrane flux is high during separation of solid and liquid, and convenient disassembly is reusable.
Description
Technical field
The invention belongs to technical field of water treatment equipment, more particularly to a kind of quick detachable high flux Dynamic Membrane supporting construction and
Component.
Background technology
Membrane technology has been widely used for all conglomeraties such as petrochemical industry, beverage production as the separating technology of maturation.Film
Bioreactor (Membrane Bioreactor, MBR) is to be combined the degraded of microbe with membrane separation technique
A kind of sewage treatment process efficiently, practical, have that technological process is simple, floor space is small, effluent quality is good, excess sludge
The advantages that yield is few, superiority is shown in water treatment field.Compared to more traditional activated Sludge System, MBR system is considered as
The most promising treatment technology in sewage disposal.But MBR system still suffers from two problems：Membrane filtration module cost is too high,
Fouling membrane is difficult to control, and hinders the extensive use of the technique.Dynamic Membrane will turn into the key method for solving these problems.
Dynamic Membrane (Dynamic Membrane) technology is the water process new technology of great application prospect, refers to utilize precoating
Agent or activated sludge form new film on macroporous membrane backing material surface, strengthen the separating effect of feed liquid.According to class coating material not
It is same to be divided into two kinds of precoated dynamic membrane and self-forming dynamic membrane.Dynamic membrane has that membrane material cost is low, flux is high, fouling membrane
Speed is low and easy to control, gravity goes out the number of advantages such as water consumption is low.But sizing dynamic film component is there is no at present, if frequently changing
Membrane material can then be processed on membrane module and bring inconvenience or even influence membrane module seal, if film backing material from if improper
Flux height can be influenceed.
The content of the invention
The shortcomings that in order to overcome above-mentioned prior art, it is an object of the invention to provide a kind of quick detachable high flux Dynamic Membrane
Supporting construction and component, membrane module are divided into 7 layers, wherein 5 layers are what hard material (poly (methyl methacrylate) plate or stainless steel plate etc.) was formed
Film frame support structure, two layers is macropore film base material in addition, and each layer combines successively, by sunk screw by film framework and macroporous membrane base
Material is tightly fastened, form can two-sided filtering flat dynamic film component, membrane module is provided with delivery port.The film base material used is
Loose large aperture microgrid material, it is cheap, be easy to get, easily form Dynamic Membrane.Dynamic Membrane membrane module supporting construction of the present invention is firm,
Film base material is not easy to relax, and dynamic membrane flux is high during separation of solid and liquid, and convenient disassembly is reusable.
To achieve these goals, the technical solution adopted by the present invention is：
A kind of quick detachable high flux Dynamic Membrane supporting construction and component, including：
Two layers of outer surrounding baffle；
Two layers of film base material being clipped between two layers of outer surrounding baffle；
Two layers of filter membrane backing material being clipped between two layers of film base material；
And it is clipped in the layer main body supporting block between two layers of filter membrane backing material；
Wherein, outer surrounding baffle, filter membrane backing material and body supports plate are hollow structure.
The material of the body supports plate is hard material, thickness 10-20mm, hollow hollow structure, main body branch
Fagging block and the film base material of both sides, which are formed, pass through sap cavity, permeate enter through after sap cavity by being arranged on body supports plate top
The outlet pipe discharge at end.
The material of the filter membrane backing material is hard material, and filter membrane backing material is latticed, grid line width and filter
The thickness of film backing material is all 1-5mm, to prevent from inhaling in the lower filter membrane deformation of pressure effect.
The material of the outer surrounding baffle is hard material, thickness 5-10mm, hollow hollow structure.
The hard material is poly (methyl methacrylate) plate or stainless steel plate.
Screw is respectively provided with each layer, each layer is combined by fixation, the equal flat smooth of material surface, patch by sunk screw successively
Close close.
The film base material is cheap loose large aperture microgrid material, is the mesh of 200 mesh~500.
The cheap loose large aperture microgrid material is terylene net, nylon wire or stainless steel cloth.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) dynamic film component film frame support structure material of the present invention is hard material (poly (methyl methacrylate) plate or stainless steel plate
Deng), film base material is non-woven fabrics, nylon wire and stainless steel cloth etc., and cheap and easy to get, processing and fabricating cost is low.
(2) inventive film module body backing material is hard material (poly (methyl methacrylate) plate or stainless steel plate etc.), have compared with
Good tension, resistance to compression and impact resistance.Film backing material and outer surrounding baffle material are hard material, high mechanical strength, the life-span
It is long.
(3) membrane module is fixed using sunk screw, is easily assembled to dismantle, and can be repeatedly used.
(4) the equal surfacing of membrane module material is smooth, is superimposed fixed fitting closely, is still kept very after repeatedly changing membrane material
Good seal.
(5) when being used for separation of solid and liquid, initial flux is big, quickly forms Dynamic Membrane, and haze reduction is obvious, and operational effect is good.
Brief description of the drawings
Fig. 1 is the quick detachable high flux dynamic film component structural representation of the present invention.
Fig. 2 is each layer organigram in the quick detachable high flux dynamic film component of the present invention.
Wherein：1 is main body supporting block (1 layer)；2 be filter membrane backing material (2 layers)；3 be film base material (2 layers)；4 be periphery
Baffle plate (2 layers)；5 be sunk screw；6 be outlet pipe.
Fig. 3 is the variations of flux schematic diagram that membrane module filters clear water in the embodiment of the present invention 1.
Fig. 4 is the variations of flux schematic diagram of membrane module filter sewage in the embodiment of the present invention 2.
Fig. 5 is the turbidity change schematic diagram of membrane module filter sewage in the embodiment of the present invention 2.
Fig. 6 is the variations of flux schematic diagram of the dirty active mud of membrane module filtering in the embodiment of the present invention 3.
Fig. 7 is the turbidity change schematic diagram of membrane module filter activity sludge in the embodiment of the present invention 3.
Embodiment
Describe embodiments of the present invention in detail with reference to the accompanying drawings and examples.
As shown in figure 1, a kind of quick detachable high flux Dynamic Membrane supporting construction of the present invention and component, for can two-sided filtering it is flat
Board-like dynamic film component, including：Film frame support structure, film base material 3, sunk screw 5 and outlet pipe 6.Totally 7 Rotating fields：Main body
Supporting block 1 (1 layer), filter membrane backing material 2 (2 layers), outer surrounding baffle 4 (2 layers), film base material 3 (2 layers).Body supports plate 1 with
The film base material 3 of both sides, which is formed, passes through sap cavity, and permeate enters through the outlet pipe 6 after sap cavity by the top of body supports plate 1
Discharge.To prevent the lower film base material 3 of pressure effect from deforming interior suction, filter membrane support is aided between body supports plate 1 and film base material 3
Material 2.In order to ensure to connect seal, the outside of film base material 3 between film base material 3 and film backing material 2 and body supports plate 1
It is provided with outer surrounding baffle 4.7 layer material surroundings of membrane module are equipped with screw hole, and the screw hole of outer surrounding baffle 4 sets supporting with screw
Screw thread, each Rotating fields of membrane module are combined by fixation by sunk screw 5 successively, the equal flat smooth of material surface, fitting is closely.Film
It, such as terylene net, nylon wire, stainless steel cloth, is 200 mesh for cheap large aperture microgrid material that component, which uses film base material 3,
~500 mesh..
As shown in Fig. 2 body supports plate 1 is hard material (poly (methyl methacrylate) plate or stainless steel plate etc.), crushing resistance is good, thick
Spend for 10-20mm, hollow hollow structure.The material of filter membrane backing material 2 is hard material (poly (methyl methacrylate) plate or stainless steel plate
Deng), to be latticed, grid line width and backing material thickness are all 1-5mm.The material of outer surrounding baffle 4 is that hard material is (organic
Glass plate or stainless steel plate etc.), thickness 5-10mm.
Using said structure, test as follows：
Embodiment 1 (clear water filtration experiment)
Reaction unit and membrane module：Volume is 6.5L cuboid plexi glass device, sets mechanical stirring equipment, rotating speed
For 150r/s, total effective filtration area of dynamic film component is 0.012m2, film base material is the nylon wire of 200 mesh；
Service condition：Dynamic film component gravity water outlet, liquid level gauge control head continuously to run 2h for 10cm or so；
Water quality situation：Conventional city tap-water, water temperature are 15~20 DEG C, turbidity<0.1NTU, TDS<500mg/L.
Clear water filter effect：Dynamic film component is placed in reactor, clear water is continued into membrane module, effluent flux begins
4450~4780L/m is maintained at eventually2Between h, as shown in figure 3, show that membrane module support effect is good, fixing compact, membrane module
Proper drag it is small.
Embodiment 2 (sanitary sewage filtration experiment)
Reaction unit and membrane module：Volume is 6.5L cuboid plexi glass device, sets mechanical stirring equipment, rotating speed
For 150r/s, total effective filtration area of dynamic film component is 0.012m2, film base material is the nylon wire of 200 mesh；
Service condition：Dynamic film component gravity water outlet, liquid level gauge control head continuously to run 2h for 10cm or so；
Water quality situation：Certain sewage treatment plant inflow, water temperature are 12~18 DEG C, and turbidity is 32~91NTU.
Sewage water filtration effect：During constant water head gravity filtration, initial flux is about 3700L/m2H, flux show by
The trend that degradation subtracts, during 2h after near 20L/m2Still in 10L/m when h, 6h2More than h, it is specifically shown in Fig. 4.Directly filtering is dirty
Water, using suspended particulate intrinsic in sewage, Dynamic Membrane can still form and have preferable rejection effect, delivery turbidity by
Gradually reduce, be 5.5NTU when near below 10NTU within 2h, 6h, as shown in Figure 5.
Embodiment 3 (activated sludge filtration experiment)
Reaction unit and membrane module：Volume is 6.5L cuboid plexi glass device, sets mechanical stirring equipment, rotating speed
For 150r/s, total effective filtration area of dynamic film component is 0.012m2, film base material is the nylon wire of 200 mesh；
Service condition：Dynamic film component gravity water outlet, liquid level gauge control head continuously to run 4h for 10cm or so；
Sludge situation：The activated sludge of certain sewage treatment plant's Aerobic Pond is selected, sludge MLSS is 3000mg/L, and SV30 is
22.8%, SVI 98.53mL/g.
Activated sludge filter effect：Filtered, initial flux reaches 1440L/m2After h, 2h, flux 90L/m2H, mistake
After filtering 4h, flux 65L/m2H, it is specifically shown in Fig. 6.Turbidity is reduced to 2.03NTU after 5min by 627NTU, hereafter turbidity one
1NTU or so directly is maintained at, is specifically shown in Fig. 7.After showing the dynamic film component using invention, Dynamic Membrane is formed rapidly, and flux is high,
Good effect of separating solid from liquid.
It should be pointed out that these embodiments are to be not limited to the scope of application of the limitation present invention for illustrating the present invention.Implement
Implementation condition in example can be adjusted according to actual conditions (water quality, equipment and operation operating condition) are further.
Claims (8)
1. a kind of quick detachable high flux Dynamic Membrane supporting construction and component, it is characterised in that including：
Two layers of outer surrounding baffle (4)；
Two layers of the film base material (3) being clipped between two layers of outer surrounding baffle (4)；
Two layers of filter membrane backing material (2) being clipped between two layers of film base material (3)；
And it is clipped in the layer main body supporting block (1) between two layers of filter membrane backing material (2)；
Wherein, outer surrounding baffle (4), filter membrane backing material (2) and body supports plate (1) are hollow structure.
2. quick detachable high flux Dynamic Membrane supporting construction and component according to claim 1, it is characterised in that the main body branch
The material of fagging block (1) is hard material, thickness 10-20mm, hollow hollow structure, body supports plate (1) and both sides
Film base material (3) form and pass through sap cavity, permeate enter through after sap cavity by being arranged on going out for body supports plate (1) top
Water pipe (6) is discharged.
3. quick detachable high flux Dynamic Membrane supporting construction and component according to claim 1, it is characterised in that the filter membrane branch
The material of timbering material (2) is hard material, and filter membrane backing material (2) is latticed, grid line width and filter membrane backing material (2)
Thickness be all 1-5mm, to prevent from inhaling in the lower filter membrane deformation of pressure effect.
4. quick detachable high flux Dynamic Membrane supporting construction and component according to claim 1, it is characterised in that the outer enclosing
The material of plate (4) is hard material, thickness 5-10mm, hollow hollow structure.
5. according to the quick detachable high flux Dynamic Membrane supporting construction of Claims 2 or 3 or 4 and component, it is characterised in that described
Hard material is poly (methyl methacrylate) plate or stainless steel plate.
6. quick detachable high flux Dynamic Membrane supporting construction and component according to claim 1, it is characterised in that be all provided with each layer
Screw is put, each layer is combined by fixation by sunk screw (5) successively, the equal flat smooth of material surface, fitting is closely.
7. quick detachable high flux Dynamic Membrane supporting construction and component according to claim 1, it is characterised in that the film base material
(3) it is cheap loose large aperture microgrid material, is the mesh of 200 mesh~500.
8. quick detachable high flux Dynamic Membrane supporting construction and component according to claim 1, it is characterised in that described cheap thin
Loose large aperture microgrid material is terylene net, nylon wire or stainless steel cloth.
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| CN201710996767.8A CN107570014A (en) | 2017-10-19 | 2017-10-19 | A kind of quick detachable high flux Dynamic Membrane supporting construction and component |
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| CN201710996767.8A CN107570014A (en) | 2017-10-19 | 2017-10-19 | A kind of quick detachable high flux Dynamic Membrane supporting construction and component |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030212A (en) * | 2018-08-02 | 2018-12-18 | 西安建筑科技大学 | A kind of air-supported membrane structure corner Deformation Observation experimental rig |
| CN110510705A (en) * | 2019-08-23 | 2019-11-29 | 南京理工大学 | A kind of portable high-efficiency UF membrane purifier and its assembly method |
| CN111439849A (en) * | 2020-05-19 | 2020-07-24 | 西安建筑科技大学 | Plate frame immersed dynamic membrane bioreactor |
| CN113860477A (en) * | 2021-11-03 | 2021-12-31 | 中国建筑土木建设有限公司 | Membrane module of membrane bioreactor |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206492404U (en) * | 2017-01-12 | 2017-09-15 | 成都易态科技有限公司 | Plate type membrane component |
-
2017
- 2017-10-19 CN CN201710996767.8A patent/CN107570014A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206492404U (en) * | 2017-01-12 | 2017-09-15 | 成都易态科技有限公司 | Plate type membrane component |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030212A (en) * | 2018-08-02 | 2018-12-18 | 西安建筑科技大学 | A kind of air-supported membrane structure corner Deformation Observation experimental rig |
| CN110510705A (en) * | 2019-08-23 | 2019-11-29 | 南京理工大学 | A kind of portable high-efficiency UF membrane purifier and its assembly method |
| CN110510705B (en) * | 2019-08-23 | 2022-04-08 | 南京理工大学 | Portable efficient membrane separation water purifying device and assembly method thereof |
| CN111439849A (en) * | 2020-05-19 | 2020-07-24 | 西安建筑科技大学 | Plate frame immersed dynamic membrane bioreactor |
| CN113860477A (en) * | 2021-11-03 | 2021-12-31 | 中国建筑土木建设有限公司 | Membrane module of membrane bioreactor |
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Application publication date: 20180112 |
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