CN204162515U - A kind of membrane filter device - Google Patents
A kind of membrane filter device Download PDFInfo
- Publication number
- CN204162515U CN204162515U CN201420470843.3U CN201420470843U CN204162515U CN 204162515 U CN204162515 U CN 204162515U CN 201420470843 U CN201420470843 U CN 201420470843U CN 204162515 U CN204162515 U CN 204162515U
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- Prior art keywords
- separator
- outlet
- membrane module
- water
- membrane
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- 239000012528 membrane Substances 0.000 title claims abstract description 84
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000012466 permeate Substances 0.000 claims abstract description 14
- 238000000926 separation method Methods 0.000 claims abstract description 14
- 230000005484 gravity Effects 0.000 claims abstract description 13
- 239000013505 freshwater Substances 0.000 claims abstract description 12
- 239000010865 sewage Substances 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 abstract description 24
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000005374 membrane filtration Methods 0.000 abstract description 2
- 239000002351 wastewater Substances 0.000 description 13
- 239000000126 substance Substances 0.000 description 7
- 230000001276 controlling effect Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 239000000084 colloidal system Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000000701 coagulant Substances 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000005189 flocculation Methods 0.000 description 3
- 230000016615 flocculation Effects 0.000 description 3
- 239000002562 thickening agent Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 238000009287 sand filtration Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model provides a kind of membrane filter device, comprise recycle pump, the water outlet of described recycle pump is connected with membrane module by outlet conduit, the bottom of described membrane module is provided with water-in, the top of membrane module is provided with permeate outlet, the top of membrane module is provided with concentrated solution outlet, described concentrated solution outlet is connected with separator by concentrated solution pipeline, the top of described separator is provided with overflow box outlet, the bottom of separator is provided with sewage draining exit, the middle part of separator is provided with water outlet, described water outlet is communicated with the inlet channel of recycle pump by being separated fresh water pipeline, the utility model adopts the membrane technique of gravity cyclone separator and high cross-flow operation scheme, well permeate separator and membrane filtration an integral device, have and can effectively pollute by controlling diaphragm, the cycle of operation is long, floor space is little, operation and maintenance are simple, separation efficiency is high, system energy consumption is low, the advantage that use cost is low.
Description
Technical field
The utility model belongs to new membrane and is separated and water treatment field, is specifically related to a kind of membrane filter device.
Background technology
Film is a kind of inorganic or macromolecular material with special selective separation function, and membrane sepn is two portions that fluid partitioning is become not communicate, make one wherein or several substance through, thus realize the separation of feed liquid different components, purifying, concentrated.Membrane technique, as a kind of novel isolation technique, is that the important technology of sewage treatment area over nearly 10 years is broken through.The difference of it and traditional filtering is, film can be separated in molecule, ion range, and is pure physical process, does not need chemical transformation occurs and adds auxiliary agent.Advancing by leaps and bounds in recent years along with masking technique, film product price is demoted gradually, and these factors facilitate the mass-producing application of membrane technique in water treatment and logistics are separated.
The device of the film device separating technology adopted on the market is at present as shown in Figure 1: 1-1 recycle pump connects 1-2 membrane module, and 1-2 membrane module connects 1-3 circulation thickener, and 1-3 circulation thickener connects 1-1 recycle pump simultaneously, and 1-4 throttling valve is arranged on concentrated solution pipeline.Because membrane filtration precision is high, retain dirt enrichment fast, in film device on the market, the pollution speed of film is very fast at present, and the equipment cycle of operation is short, and needing frequently to carry out matting could recuperation section flux.Especially in the feed separation field of concentrating and separating, high density and high suspended matter, current film device almost need clean once per half a day, or even within one day, need clean and could normally run several times, this seriously constrains the raising of production efficiency and applying of membrane technique.The coagulant sedimentation generally adopted at present is as early pre-treatment process, and the flocculation agent added in this technique is also the important factor causing fouling membrane.Therefore, how the pollution problem of controlling diaphragm becomes the prerequisite of membrane technique fast development.It is long that a kind of cycle of operation is needed in market badly, integrated film equipment simple to operate.
Summary of the invention
The purpose of this utility model is the drawback solving prior art existence, and provide one effectively to pollute by controlling diaphragm, the cycle of operation is long, floor space is little, and operation and maintenance are simple, and separation efficiency is high, system energy consumption is low, the membrane filter device of the integration that use cost is low.
For achieving the above object, the technical scheme that the utility model adopts is: a kind of membrane filter device, comprise recycle pump, described recycle pump water outlet is connected with membrane module by outlet conduit, the bottom of described membrane module is provided with water-in, the top of membrane module is provided with permeate outlet, the top of membrane module is provided with concentrated solution outlet, described concentrated solution outlet is connected with separator by concentrated solution pipeline, the top of described separator is provided with overflow box outlet, the bottom of separator is provided with sewage draining exit, the middle part of separator is provided with water outlet, described water outlet is communicated with the inlet channel of recycle pump by being separated fresh water pipeline.
The inlet channel of described recycle pump is provided with flow valve.
The overflow spout of the overflow box outlet connection at the top of described separator is provided with surplus valve, the separation fresh water pipeline of the water outlet connection at the middle part of described separator is provided with throttling valve, the blow-off line of the sewage draining exit connection of the bottom of described separator is provided with wash water valve.
Described separator adopts gravity cyclone separator.
Described separator can according to water quality need be equipped with single-stage or stage separator.
The beneficial effect that the utility model produces is: the inlet channel of recycle pump is provided with flow valve, can regulate the wastewater flow entering recycle pump like this, membrane module changes no requirement (NR) to influent turbidity, its waste water taking the process of high cross-flow operation scheme to come in, make waste water stoste flow at high speed form turbulent flow on film surface and constantly wash away the surface of film in membrane module, play the effect of cleaning film, effectively reduce the fouling membrane that concentration polarization brings, greasy dirt in effective removing waste water, suspended substance, suspension content in effluent quality is made to be better than national standard, after employing film cross-flow technical filter, simplify Wastewater Pretreatment operation, water technology is short, sepn process is simple, it also avoid interpolation coagulating agent simultaneously, the secondary pollution that the pharmaceutical chemicalss such as flocculation agent bring, greatly save running cost, the top of membrane module is provided with concentrated solution outlet, like this through the colloid of membrane module process, suspended substance, greasy dirts etc. are discharged by concentrated solution outlet, the top of membrane module is provided with permeate outlet, clear liquid like this through membrane module process is discharged by permeate outlet, the concentrated solution outlet of membrane module is connected with separator by concentrated solution pipeline, the top of separator is provided with overflow box outlet, the material of light specific gravity is floated by gravity eddy flow by such separator, can be discharged by overflow box outlet, surplus valve on the upflow tube of separator can control quantity discharged and the membrane module pressure of waste water, reduce fouling membrane, the bottom of separator is provided with sewage draining exit, such separator passes through gravity eddy flow by heavy macrobead depositions settle to bottom, wash water valve on the blow-off line of separator can carry out periodic exhaustion to macrobead dirt, have the effect on system decompression and flushing membrane surface concurrently during discharge dirt simultaneously, the middle part of separator is provided with the Graceful mouth of a river, and the clear water that such separator is separated can be discharged by the Graceful mouth of a river, and the throttling valve on the fresh water pipeline that the Graceful mouth of a river of separator connects can regulate clear water quantity discharged, the middle part water outlet of separator is communicated with the inlet channel of recycle pump by being separated fresh water pipeline, make like this to be recycled from separator cleaner water to be out pumped into membrane module, ensure that the stability that membrane module is intake, waste strength fluctuation is little, thus optimize the working conditions of film, greatly reduce the pollution to film, ensure that the long-time steady operation of film device.
Separator is connected with membrane module and an integral device that permeates by the utility model first, not only effectively controls fouling membrane like this, has eliminated the equipment of the pretreatment process such as traditional sand filtration, security personnel's filtration, has greatly saved running cost; Can also according to water quality need be equipped with single-stage or stage separator, the demand of different quality process can be met like this, expand the use range of device, improve separation efficiency; The utility model has and can effectively pollute by controlling diaphragm, and the cycle of operation is long, and floor space is little, and operation and maintenance are simple, and separation efficiency is high, and system energy consumption is low, the advantage that use cost is low.
Accompanying drawing explanation
Fig. 1 is current membrane separation process schematic diagram.
Fig. 2 is structural representation of the present utility model.
In figure: 1-1 ring pump 1-2 membrane module 1-3 circulation thickener 1-4 throttling valve 2-1 recycle pump 2-2 membrane module 2-3 separator 2-4 flow valve 2-5 throttling valve 2-6 wash water valve 2-7 surplus valve.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
Embodiment 1
As shown in Figure 2, a kind of membrane filter device, comprise recycle pump 1, the water outlet of described recycle pump 1 is connected with membrane module 2 by outlet conduit, the bottom of described membrane module 2 is provided with water-in, the top of membrane module 2 is provided with permeate outlet, the top of membrane module 2 is provided with concentrated solution outlet, described concentrated solution outlet is connected with separator 3 by concentrated solution pipeline, the top of described separator 3 is provided with overflow box outlet, the bottom of separator 3 is provided with sewage draining exit, the middle part of separator 3 is provided with water outlet, described water outlet is communicated with the inlet channel of recycle pump 1 by being separated fresh water pipeline.
Membrane module of the present utility model changes no requirement (NR) to influent turbidity, effectively can remove the larger molecular organics, colloid, suspended substance, greasy dirt etc. in waste water, the top of membrane module is provided with concentrated solution outlet, colloid, suspended substance, greasy dirt etc. like this through membrane module process are discharged by concentrated solution outlet, the top of membrane module is provided with permeate outlet, and the clear liquid like this through membrane module process is discharged by permeate outlet; The concentrated solution outlet of membrane module is connected with separator by concentrated solution pipeline, the top of separator is provided with overflow box outlet, the material of light specific gravity is floated by gravity eddy flow by such separator, can be discharged by overflow box outlet, the bottom of separator is provided with sewage draining exit, such separator passes through gravity eddy flow by heavy macrobead depositions settle to bottom, and the middle part of separator is provided with the Graceful mouth of a river, and the clear water that such separator is separated can be discharged by the Graceful mouth of a river; The middle part water outlet of separator is communicated with the water inlet pipe of recycle pump by being separated clear water pipe, make like this to be recycled from separator cleaner water to be out pumped into membrane module, ensure that the stability that membrane module is intake, waste strength fluctuation is little, thus optimize the working conditions of film, greatly reduce the pollution to film, ensure that the long-time steady operation of film device.
To sum up, the utility model has and can effectively pollute by controlling diaphragm, and the cycle of operation is long, and floor space is little, and operation and maintenance are simple, and separation efficiency is high, and system energy consumption is low, the advantage that use cost is low.
Embodiment 2
As shown in Figure 2, a kind of membrane filter device, comprise recycle pump 1, the water outlet of described recycle pump 1 is connected with membrane module 2 by outlet conduit, the bottom of described membrane module 2 is provided with water-in, the top of membrane module 2 is provided with permeate outlet, the top of membrane module 2 is provided with concentrated solution outlet, described concentrated solution outlet is connected with separator 3 by concentrated solution pipeline, the top of described separator 3 is provided with overflow box outlet, the bottom of separator 3 is provided with sewage draining exit, the middle part of separator 3 is provided with water outlet, described water outlet is communicated with the inlet channel of recycle pump 1 by being separated fresh water pipeline.
The inlet channel of described recycle pump 1 is provided with flow valve 4.
The overflow spout of the overflow box outlet connection at the top of described separator 3 is provided with surplus valve 7, the separation fresh water pipeline of the water outlet connection at the middle part of described separator 3 is provided with throttling valve 5, the blow-off line of the sewage draining exit connection of the bottom of described separator 3 is provided with wash water valve 6.
Described separator adopts gravity cyclone separator.
Described separator can according to water quality need be equipped with single-stage or stage separator.
The inlet channel of recycle pump is provided with flow valve, the wastewater flow entering recycle pump can be regulated like this, membrane module changes no requirement (NR) to influent turbidity, its waste water taking the process of high cross-flow operation scheme to come in, make waste water stoste flow at high speed form turbulent flow on film surface and constantly wash away the surface of film in membrane module, play the effect of cleaning film, effectively reduce the fouling membrane that concentration polarization brings, greasy dirt in effective removing waste water, suspended substance, suspension content in effluent quality is made to be better than national standard, after employing film cross-flow technical filter, simplify Wastewater Pretreatment operation, water technology is short, sepn process is simple, it also avoid interpolation coagulating agent simultaneously, the secondary pollution that the pharmaceutical chemicalss such as flocculation agent bring, greatly save running cost, the top of membrane module is provided with concentrated solution outlet, like this through the colloid of membrane module process, suspended substance, greasy dirts etc. are discharged by concentrated solution outlet, the top of membrane module is provided with permeate outlet, clear liquid like this through membrane module process is discharged by permeate outlet, the concentrated solution outlet of membrane module is connected with separator by concentrated solution pipeline, the top of separator is provided with overflow box outlet, the material of light specific gravity is floated by gravity eddy flow by such separator, can be discharged by overflow box outlet, surplus valve on the overflow spout of separator can control quantity discharged and the membrane module pressure of waste water, reduce fouling membrane, the bottom of separator is provided with sewage draining exit, such separator passes through gravity eddy flow by heavy macrobead depositions settle to bottom, wash water valve on the blow-off line of separator can carry out periodic exhaustion to macrobead dirt, have the effect on system decompression and flushing membrane surface concurrently during discharge dirt simultaneously, the middle part of separator is provided with the Graceful mouth of a river, and the clear water that such separator is separated can be discharged by the Graceful mouth of a river, and the throttling valve on the fresh water pipeline that the Graceful mouth of a river of separator connects can regulate clear water quantity discharged, the middle part water outlet of separator is communicated with the inlet channel of recycle pump by being separated fresh water pipeline, make like this to be recycled from separator cleaner water to be out pumped into membrane module, ensure that the stability that membrane module is intake, waste strength fluctuation is little, thus optimize the working conditions of film, greatly reduce the pollution to film, ensure that the long-time steady operation of film device.
Separator is connected with membrane module and an integral device that permeates by the utility model first, not only effectively controls fouling membrane like this, has eliminated the equipment of the pretreatment process such as traditional sand filtration, security personnel's filtration, has greatly saved running cost; Can also according to water quality need be equipped with single-stage or stage separator, the demand of different quality process can be met like this, expand the use range of device, improve separation efficiency.
To sum up, the utility model has and can effectively pollute by controlling diaphragm, and the cycle of operation is long, and floor space is little, and operation and maintenance are simple, and separation efficiency is high, and system energy consumption is low, the advantage that use cost is low.
Claims (5)
1. a membrane filter device, it is characterized in that: comprise recycle pump, described recycle pump water outlet is connected with membrane module by outlet conduit, the bottom of described membrane module is provided with water-in, the top of membrane module is provided with permeate outlet, the top of membrane module is provided with concentrated solution outlet, described concentrated solution outlet is connected with separator by concentrated solution pipeline, the top of described separator is provided with overflow box outlet, the bottom of separator is provided with sewage draining exit, the middle part of separator is provided with water outlet, described water outlet is communicated with the inlet channel of recycle pump by being separated fresh water pipeline.
2. a kind of membrane filter device according to claim 1, is characterized in that: described recycle pump inlet channel is provided with flow valve.
3. a kind of membrane filter device according to claim 1, it is characterized in that: the overflow spout of the overflow box outlet connection at the top of described separator is provided with surplus valve, the separation fresh water pipeline of the water outlet connection at the middle part of described separator is provided with throttling valve, the blow-off line of the sewage draining exit connection of the bottom of described separator is provided with wash water valve.
4. a kind of membrane filter device according to claim 1, is characterized in that: described separator adopts gravity cyclone separator.
5. a kind of membrane filter device according to claim 1, is characterized in that: described separator can according to water quality need be equipped with single-stage or stage separator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420470843.3U CN204162515U (en) | 2014-08-20 | 2014-08-20 | A kind of membrane filter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420470843.3U CN204162515U (en) | 2014-08-20 | 2014-08-20 | A kind of membrane filter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204162515U true CN204162515U (en) | 2015-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420470843.3U Expired - Fee Related CN204162515U (en) | 2014-08-20 | 2014-08-20 | A kind of membrane filter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204162515U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104150629A (en) * | 2014-08-20 | 2014-11-19 | 郑州银科尔科技有限公司 | Membrane filtration device and application method thereof |
| CN104773921A (en) * | 2015-04-14 | 2015-07-15 | 江南大学 | Tube membrane device for sewage treatment |
| CN105565435A (en) * | 2016-01-30 | 2016-05-11 | 上海力脉环保设备有限公司 | Closed circulating membrane concentration system |
-
2014
- 2014-08-20 CN CN201420470843.3U patent/CN204162515U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104150629A (en) * | 2014-08-20 | 2014-11-19 | 郑州银科尔科技有限公司 | Membrane filtration device and application method thereof |
| CN104773921A (en) * | 2015-04-14 | 2015-07-15 | 江南大学 | Tube membrane device for sewage treatment |
| CN105565435A (en) * | 2016-01-30 | 2016-05-11 | 上海力脉环保设备有限公司 | Closed circulating membrane concentration system |
| CN105565435B (en) * | 2016-01-30 | 2018-07-03 | 上海力脉环保设备有限公司 | A kind of closed cycle film concentration systems |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 Termination date: 20150820 |
|
| EXPY | Termination of patent right or utility model |