CN2695092Y - Ultra sonic wave automatic cleaning device for hollow fiber separation film - Google Patents
Ultra sonic wave automatic cleaning device for hollow fiber separation film Download PDFInfo
- Publication number
- CN2695092Y CN2695092Y CN 03246789 CN03246789U CN2695092Y CN 2695092 Y CN2695092 Y CN 2695092Y CN 03246789 CN03246789 CN 03246789 CN 03246789 U CN03246789 U CN 03246789U CN 2695092 Y CN2695092 Y CN 2695092Y
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- hollow fiber
- ultrasonic
- ultrasonic energy
- washing
- separating film
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Abstract
The utility model belongs to a washing technique, in particular to an ultrasonic washing technique, comprising an ultrasonic generator, an ultrasonic energy exchanger, a hollow fiber separation membrane component and a membrane system fitting. The ultrasonic energy exchanger is vertically installed on a stainless steel housing which is in geometrical symmetry, and the surface of the ultrasonic energy exchanger is provided with an insulation protection case. The utility model is good in washing effect, simple in assembly and convenient in repair. The utility model can be used for the sewage treatment, the industrial waste water treatment, the chemical industry waste liquor treatment, the automatic washing of the hollow fiber separation membrane system of important raw materials recovery and the washing of a biological filter and a bacteria bed.
Description
Technical field
The utility model belongs to the automatic cleaning technology of hollow fiber separating film system operation, be particularly related to that city sewage deep treatment and reuse, Industrial Wastewater Treatment and reuse, beverage and pharmaceutical wastewater are handled and important source material reclaims, and the online ultrasonic wave automatic cleaning technology of the applied hollow fiber separating film operation in field such as chemical industry.
Background technology
In city sewage deep treatment and reuse, the Industrial Wastewater Treatment reuse, beverage, pharmaceutical wastewater are handled and important source material reclaims, and in the processing of other all kinds of Chemical Manufacture waste water, hollow-fibre membrane is used increasingly extensive.Hollow defibre film has unique advantage: normal temperature operation down, and no phase change has obvious energy-saving effect, and processing procedure does not produce pollution, cuts down the consumption of energy significantly etc.The hollow fiber separating film system realizes continuous high automation operation, thus in running, must carry out on-line auto-cleaning, to guarantee that separation membrane system is stable, efficiently to move and good treatment effect.At present diffusion barrier cleans main gas, the two technology of washing of water of adopting automatically: promptly earlier feed compressed air in the film system, the impact by air-flow comes off the dirt on film surface, and water is taken dirt out of the film system again.Though gas, the two technology of washing of water can be removed the dirt that is accumulated in the film surface in the diffusion barrier running, but cleaning performance is not very desirable, the not pollution of the most effective reduction film like this, thus make the Chemical cleaning cycle shorten, operating cost increases, and the use mission of film descends.
Summary of the invention
The utility model solves the hollow fiber separating film automatic cleaning technology, is to overcome gas, the two technology of washing of water are cleaned inadequately shortcoming completely, and the ultrasonic cleaning technology of the efficient automatic cleaning in service of a kind of hollow fiber separating film is provided.
The utility model solves technical scheme that its technical problem adopts: the ultrasonic energy interchanger is installed on the stainless steel casing that the hollow fiber separating film assembly is housed, there is the containment vessel of insulation ultrasonic energy interchanger outside, for the ease of energy exchanger being installed and being guaranteed desirable cleaning performance, stainless steel casing is the regular polygon of how much symmetries; With cable ultrasonic energy interchanger and power generator are linked together, form split type ultrasonic wave generation systems.The ultrasonic energy interchanger vertically is installed on the stainless steel casing, when control system is given the instruction of ultrasonic energy generator, the high-frequency signals of supersonic generator becomes the high-frequency mechanical vibration ripple by the ultrasonic energy interchanger, this vibration wave propagates in the membrane module by stainless steel casing, is radiated separation membrane surface by the aqueous solution in the membrane module again.Because the vibration of membrane frequency is different with the vibration frequency of dirt, thereby dirt is come off from the hollow-fibre membrane surface, the dirt after coming off is gone out the film system by water.After the piezoelectric ceramic piece of ultrasonic energy interchanger damaged, what only need more renew got final product.
The effect of the utility model ultrasonic cleaning technology is: under the preparation of above scheme, at least embody following characteristics: because ultrasonic wave dither ripple forms " cavitation " effect, thereby guarantee good cleaning performance, effectively alleviate the pollution of diffusion barrier in running, prolong the service life of film, reduced operating cost; The utility model can replace the air feed configuration that at present general film cleans automatically, thereby the film component of a system is simplified greatly, and operation maintenance is easy, and is time saving and energy saving; The utility model cleaning technique is easy to operate, maintenance workload is little, the film system is taken up an area of economize; Can be used for various hollow fiber separating films, comprise micro-filtration, ultrafiltration, nanofiltration and counter-infiltration, the method for operation of diffusion barrier can be an external-compression type, also can be inner pressed; The utility model cleaning technique can guarantee the automatic cleaning performance that separation membrane system is desirable.In a word, it is skillfully constructed, uniqueness, is a kind of very desirable diffusion barrier automatic cleaning technology.
Description of drawings
Fig. 1 adopts the diffusion barrier running gear schematic diagram of ultrasonic cleaning technology;
Fig. 2 installs the hollow fiber separating film assembly schematic diagram of ultrasonic cleaning system.
Among Fig. 1, Fig. 2: 1 intake chamber, 3,11,14,16,24,26 hand-operated valves, 2,12,17,19,20,22,23 pneumatic operated valves, 4 delivery ports, 5 circulating water outlets, 6 clean sewage draining exit, 7 water inlets, 8 hollow fiber separating film assemblies, 9 supersonic generators, 10 control systems, 13 flowmeters, 15 effluent troughs, 18 backwashing pumps, 21 clean sewage draining exit, 25 intake pumps, 27 hollow fiber separating films, 28 ultrasonic energy interchangers, 29 cables, 30 stainless steel casings.
The specific embodiment
Power is that the ultrasonic energy interchanger 28 of 100W is the example (see figure 1): its size is the square of 4cm, and effectively cleaning distance is 50cm, and the spacing between the ultrasonic energy interchanger 28 is no more than 10cm.The separating film module shell is a stainless steel material: the membrane module external diameter can not be greater than 50cm, and membrane module length is unqualified, and membrane module is long more, and then the ultrasonic energy interchanger 28 of An Zhuaning should be many more.If selected ultrasonic energy interchanger 28 power are greater than 100W (or less than 100W), its installation and need suitably adjust to the requirement of membrane module metal shell 31.
Behind separation membrane system operation certain hour, control system 10 is sent instruction, and intake pump 25 is out of service, backwashing pump 18 operations, pneumatic operated valve 2,12,20,22,23 cuts out, and pneumatic operated valve 17,19 is opened, and the water outlet after handling is pushed back the film system from diffusion barrier silk inside; After filling with the aqueous solution in the doughnut separating film module, backwashing pump 18 is out of service, and pneumatic operated valve 17,19 also cuts out; The higher-order of oscillation signal that ultrasonic energy generator 9 sends is converted to the high-frequency mechanical vibration ripple by energy exchanger 28 and transmits in membrane module, and the dirt on film surface is come off; Ultrasonic energy generator 9 quits work subsequently, intake pump 25 operations, and pneumatic operated valve 20,23 is opened, and the dirt after will coming off is gone out the film system, and so far the automatic cleaning process of separation membrane system is finished.
The operation principle of the utility model ultrasonic cleaning technology is: when the control system 10 of doughnut separation membrane system provides clear instruction, supersonic generator 9 sends higher-order of oscillation signal, this signal becomes the high-frequency mechanical vibration ripple by ultrasonic energy interchanger 28, this vibration wave is delivered in the membrane module by stainless steel casing 30, at this moment be full of the aqueous solution in the membrane module, ultrasonic wave in the aqueous solution density interphase ground to previous irradiation, produce ten hundreds of microbubbles in the solution, bubble forms at the negative pressuren zone that the ultrasonic wave longitudinal propagation forms, growth, and at the zone of positive pressure rapid closing, this " cavitation " effect can form instantaneous pressure, continuously as " blast ", impact the film surface, the dirt of film surface attachment is come off rapidly, thereby realized that the diffusion barrier automatic on-line cleans.
The utility model can also carry out ultrasonic wave to biofilter, bacteria bed and clean.
Claims (4)
1, a kind of hollow fiber separating film ultrasonic wave automatic washing device, form by supersonic generator (9), ultrasonic energy interchanger (28) and hollow fiber separating film assembly (8), it is characterized in that: split type ultrasonic energy interchanger (28) and supersonic generator (9) are housed on the shell (30) of hollow fiber separating film assembly (8), and supersonic generator (9) is connected by cable (29) with ultrasonic energy interchanger (28).
2, ultrasonic automatic ripple cleaning device according to claim 1, it is characterized in that: ultrasonic energy interchanger (28) vertically is arranged in stainless steel metal shell (30) surface in an orderly manner at a certain distance, and ultrasonic energy interchanger (28) has the insulation protection shell.
3, ultrasonic wave automatic washing device according to claim 1 and 2 is characterized in that: the shell (30) of hollow fiber separating film assembly (28) is a stainless steel material, also can be aluminium and aluminum alloy materials.
4, ultrasonic cleaning equipment according to claim 3 is characterized in that: the regular polygon that is shaped as symmetry of hollow fiber separating film assembly (8) shell (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03246789 CN2695092Y (en) | 2003-04-25 | 2003-04-25 | Ultra sonic wave automatic cleaning device for hollow fiber separation film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03246789 CN2695092Y (en) | 2003-04-25 | 2003-04-25 | Ultra sonic wave automatic cleaning device for hollow fiber separation film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2695092Y true CN2695092Y (en) | 2005-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03246789 Expired - Fee Related CN2695092Y (en) | 2003-04-25 | 2003-04-25 | Ultra sonic wave automatic cleaning device for hollow fiber separation film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2695092Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102423640A (en) * | 2011-10-18 | 2012-04-25 | 华北电力大学 | Integrated membrane module including on-line ultrasonic monitoring and cleaning |
| CN104492272A (en) * | 2014-10-31 | 2015-04-08 | 四川景星环境科技有限公司 | Ultrasonic cleaning apparatus and method of cleaning MBR ultrafiltration membrane by using same |
| CN107952370A (en) * | 2017-11-22 | 2018-04-24 | 北京科技大学 | Piezoelectric transducer for cylindrical membrane component automatically cleaning technology and preparation method thereof |
-
2003
- 2003-04-25 CN CN 03246789 patent/CN2695092Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102423640A (en) * | 2011-10-18 | 2012-04-25 | 华北电力大学 | Integrated membrane module including on-line ultrasonic monitoring and cleaning |
| CN102423640B (en) * | 2011-10-18 | 2014-06-18 | 华北电力大学 | Integrated membrane module including on-line ultrasonic monitoring and cleaning |
| CN104492272A (en) * | 2014-10-31 | 2015-04-08 | 四川景星环境科技有限公司 | Ultrasonic cleaning apparatus and method of cleaning MBR ultrafiltration membrane by using same |
| CN107952370A (en) * | 2017-11-22 | 2018-04-24 | 北京科技大学 | Piezoelectric transducer for cylindrical membrane component automatically cleaning technology and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |