CN106517602A - Inorganic ceramic micro-filtration membrane and electrodialysis integrated device and preparation method thereof - Google Patents
Inorganic ceramic micro-filtration membrane and electrodialysis integrated device and preparation method thereof Download PDFInfo
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- CN106517602A CN106517602A CN201510579328.8A CN201510579328A CN106517602A CN 106517602 A CN106517602 A CN 106517602A CN 201510579328 A CN201510579328 A CN 201510579328A CN 106517602 A CN106517602 A CN 106517602A
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Abstract
The invention relates to an inorganic ceramic micro-filtration membrane and electrodialysis integrated device so as to solve problems of complex operation and discontinuity and the like by two separate units for ceramic membrane microfiltration and electrodialysis desalination in the prior art. By the movable frame integrated design, a ceramic membrane unit system and an electrodialysis unit system are integrated and installed on a movable stainless steel frame. The device of the invention has advantages of reasonable structure, compact equipment, small floor space is small, simple installation and debugging and high degree of automation. Equipment performance and experimental work efficiency are both greatly enhanced. Therefore, convenience is brought for purification, concentration, desalting and separation of a feed liquid.
Description
Technical field
The present invention relates to a kind of equipment of technical field of membrane separation, more particularly to a kind of inorganic ceramic micro-filtration membrane and the integrated dress of electrodialysis
Put and preparation method thereof.
Background technology
Electrodialytic technique is usually used in the purification of feed liquid, concentration, desalination and separates, due to the method have efficiency high, it is simple to operate,
The particular advantages such as practical, pollution-free and simple process, have been successfully applied to biofermentation, environmental protection, plant extract, sea water
The industries such as desalination, metallurgy, papermaking, medicine, the technology are in the presence of DC electric field, using ion exchange membrane to yin, yang
The selective penetrated property of ion, the powered solute particles (such as ion etc.) in solution are migrated by film, so as to realize to electrolysis
The purification of matter, concentration, desalination and separation.But feed liquid is directly processed with electroosmose process and there are some technological deficiencies, due to electrodialysis
Runner in membrane stack is generally narrow, and feed liquid remains in the big molecular impurity in feed liquid during into electrodialysis plant
The surface of ion exchange membrane can be blocked in, increases membrane resistance, reduce electrodialytic treating capacity, so as to affect the place of electrodialysis plant
Reason effect and service life.In commercial production before processing to feed liquid using electrodialytic technique, inorganic ceramic can be often adopted
Membrane microfiltration technology carries out pretreatment to feed liquid, removes the big molecular impurity in feed liquid.As Chinese patent CN101921656A is disclosed
A kind of method for extracting cigaret additive liquorice flavor thing from glycyrrhizic-acid produced waste liquid, its step is exactly first to use inorganic ceramic film
Carry out remove impurity and use electrodialysis plant desalination again.Inorganic ceramic film is formed with the Jing high temperature sinterings such as aluminium oxide, titanium oxide, zirconium oxide
The high technology ceramics filtering material with loose structure, porous support layer therein, filter layer and microporous film layers be in asymmetric distribution,
Filtering accuracy is 0.02 μm to 1.2 μm.Ceramic membrane filter is a kind of fluid separation process of " cross flow filter " form：Raw material
Liquid flow at high speed in the membrane tube, under pressure-driven, the clarified permeation liquid containing small molecule component outwards passes through film along direction normal thereto,
Concentrated solution containing macromolecular components is rejected by, so that fluid reaches the purpose of separation, purification.As ceramic membrane equipment has
Good remove impurity, clarification and other effects, ceramic membrane equipment have been successfully applied to food, beverage, the processing of plant (medicine) object depth, raw
The various fields such as thing medicine, fermentation, fine chemistry industry, such as Chinese invention patent CN102516807A disclose a kind of ceramic membrane separation
The method for extracting Rhizoma Dioscoreae esculentae anthocyanidin.
At present, inorganic micro filtering membrane process and electrodialytic process are two independent chemical units, and this process operation is loaded down with trivial details, equipment cloth
Office is not loose compact, and equipment occupation space is big, and operation is discontinuous, and further have impact on the quality of experimental data and product.Such as
A kind of white sugar production technology disclosed in Chinese invention patent CN103937913A, due to needing ceramic membrane first to carry out filter operation again
First time desalination is carried out with electrodialysis, and incoherent operating procedure causes whole industrial process time operation loaded down with trivial details.
The content of the invention
It is an object of the invention to provide a kind of integrated membrane segregation apparatuss of compact conformation and preparation method, it takes up room little, behaviour
Make convenient continuous, mobile flexible, safety is good, and automaticity is higher, be that purification, concentration, desalination and the separation of feed liquid is carried
For facility.
Inorganic ceramic micro-filtration membrane and the electrodialysis integrating device of the present invention, using Movable frame type integrated design include framework,
Material fluid bath, ceramic film component, dosing pump, pressure gauge, electrodialysis membrane stack, effusion meter, automatic control cabinet, pressure gauge, temperature
Table and pipeline；It is characterized in that：Whole ceramics membranous system is located at the rightmost of framework, and the back upper place of framework is different equipped with four
Material fluid bath, from right to left respectively microfiltration groove, light room groove, dense room groove and pole room groove.Microfiltration groove is connected to centrifugal pump below, two
Ceramic film component is to be connected in series.All connected by pipeline between microfiltration groove and centrifugal pump, between centrifugal pump and ceramic film component,
Sewage draining valve is connected in the lower section of the lower section of material fluid bath and ceramic film component, pressure gauge is connected in the import and export of ceramic film component,
Outlet is further connected with thermometer and stop valve.Ceramic membrane concentrated solution is back to microfiltration groove by stainless steel pipes, and permeate is by stainless
Steel conduit flows to light room Cao Henong rooms groove.Microfiltration groove-centrifugal pump-ceramic film component-microfiltration groove constitutes a circulation canal.Electrodialysis
Membrane stack is located at the centre position of framework, three magnetic drive pumps is housed below membrane stack, is connected with light room groove, dense room groove, pole room groove respectively.
The permeate of ceramic membrane enters the light room Cao Henong rooms groove of electrodialysis plant through pipeline.Light room groove-magnetic drive pump-electrodialysis membrane stack-
Light room groove, dense room groove-magnetic drive pump-electrodialysis membrane stack-dense room groove and pole room groove-magnetic drive pump-electrodialysis membrane stack-pole room groove are separately constituted
Three different circulation canals, are connected with pvc pipe between different components.Runner in the middle of magnetic drive pump and membrane stack is connected to flow
Meter, thermometer, stop valve and blowoff valve.
The preparation method of apparatus of the present invention, it is characterised in that：Stainless steel frame is made by Metal Material Welding, framework it is rear on
Side fixes four grooves respectively, is respectively microfiltration groove, light room groove, dense room groove and pole room groove from right to left, and right front bottom is fixed
There is a centrifugal pump.Centrifugal pump and microfiltration groove, between centrifugal pump and ceramic film component all by stainless steel pipes connect, material fluid bath
Lower section and the lower section of ceramic film component be connected to sewage draining valve, the import and export of ceramic film component are connected to pressure gauge.Ceramic membrane is dense
Contracting liquid is back to microfiltration groove by pipeline, and permeate flows to light room Cao Henong rooms groove by stainless steel pipes.Electrodialytic membraness are stacked in
The centre position of framework, is equipped with three magnetic drive pumps below electrodialysis membrane stack, electrodialysis membrane stack, magnetic drive pump respectively with light room groove, dense
Room groove and pole room groove form circulation canal by PVC pipeline.Valve, effusion meter and thermometer are connected in the middle of three PVC pipelines.
Switch board is fixed on the left portion of stainless steel frame.
The framework is the cuboid by made by metal material by welding, and bottom is provided with universal wheel.
The membrane stack is electrodialysis membrane stack, and electrode is connected with the power supply in switch board.
The built-in anion exchange membrane of the membrane stack and cation exchange membrane, for the concentration and desalination of feed liquid.
The inorganic ceramic micro-filtration membrane of the present invention and electrodialysis integrating device, when in use, all blowoff valves of first shutoff device will
Feed liquid is poured in microfiltration groove, and the volume of feed liquid will reach more than half of feed liquid sump volume, closes the valve of permeate, connects electricity
Source, opens the centrifugal pump of ceramic membranous system, makes feed liquid in ceramic membrane unit equipment interior circulation, adjusts the stop valve above ceramic membrane,
The pressure of adjusting film import, after ceramic membrane unit equipment stably after open permeate valve, will transmit through liquid enter dense room groove and
Light room groove.Metabisulfite solution is poured in pole room groove, the DC source in switch board is opened, magnetic drive pump is opened, is made permeate exist
Electrodialysis cell system interior circulation, starts to test and record related data, can be by the sampling valve that is located at below material fluid bath in experiment
Door is sampled analysis.After experiment terminates, dosing pump is closed, close power supply, opened valve and bleed off feed liquid, in four material fluid baths
Middle addition clear water, after flushing terminates, in making electrodialysis membrane stack and ceramic film component, retention portion distinguishes water placement.
The inorganic ceramic micro-filtration membrane of the present invention and electrodialysis integrating device, are provided with two cellular systems of inorganic ceramic film and electrodialysis,
The needs of separation, purification, concentration and the desalination of various feed liquids can be met, two unary system operations are continuous, simple and convenient, from
And improve the quality of conventional efficient and product.Ceramic film component and electrodialysis membrane stack are connected using easily detachable with equipment, convenient
Change membrane module and change the dimensional configuration of membrane module.Due to this equipment by ceramic membrane unit and electrodialysis cell be integrated into one it is removable
On dynamic stainless steel frame so that compact equipment, easy to operate continuous, floor space greatly reduces；Also have simultaneously just
The advantages of transporting and assemble, be easy to other reactions and integrated isolation technics, equipment performance and experimental work efficiency have very
It is big to improve.
Description of the drawings
Fig. 1 is the structural representation of inorganic ceramic micro-filtration membrane of the present invention and electrodialysis integrating device
Fig. 2 is the process chart of inorganic ceramic micro-filtration membrane of the present invention and electrodialysis integrating device
Specific embodiment
1 inorganic ceramic micro-filtration membrane of the present invention is elaborated with electrodialysis integrating device with embodiment below in conjunction with the accompanying drawings.
Fig. 1 gives the structural representation of inorganic ceramic micro-filtration membrane of the present invention and electrodialysis integrating device, and four material fluid baths are fixed on
The back upper place of stainless steel frame 22 of the bottom equipped with universal wheel 21, from right to left respectively microfiltration groove 1, light room groove 2, dense room groove
3rd, pole room groove 4.Two series connection of ceramic membrane 5 are fixed on the right front of stainless steel frame 22, microfiltration groove 1 and centrifugal pump 7, centrifugation
Connected by stainless steel pipes 27 between pump 7 and the outlet of ceramic membrane 5, the concentrated solution of ceramic membrane 5 and permeate and ceramic membrane 5.
The lower end of microfiltration groove 1 and ceramic membrane 5 is all connected to valve 6, and the upper end pipeline of ceramic membrane 5 is connected to thermometer 25 and pressure gauge 26,
Be connected to the concentrated solution outlet above microfiltration groove 1, be connected to light room groove 2 and dense room groove 3 above permeate outlet be connected to cut
Only valve 20.Electrodialysis membrane stack 9 is fixed on the centre position of stainless steel frame 22, and three magnetic force are housed below electrodialysis membrane stack 9
Pump 8, electrodialysis membrane stack 9, magnetic drive pump 8 are formed by PVC pipeline with light room groove 2, dense room groove 3 and pole room groove 4 respectively and are circulated
Passage.Valve 20, effusion meter 24 and thermometer 25 are connected in the middle of three PVC pipelines.Switch board 23 is fixed on stainless steel framework
The left portion of frame 22.
2 the inorganic ceramic micro-filtration membrane of the present invention is elaborated with electrodialysis integrating device with example below in conjunction with the accompanying drawings.
Feed liquid in microfiltration groove 1 is drawn into ceramic membrane 5 by centrifugal pump 7, and concentrated solution returns microfiltration groove 1, permeate difference
Flow into light room groove 2 and dense room groove 3.Power supply 11 is fixed in the switch board 23 of Fig. 1.The feed liquid Jing magnetic drive pump 8 of light room groove 2
Electrodialysis membrane stack 9 is entered from light liquid import 18, light room groove 2 is returned from light liquid outlet 13.The feed liquid Jing magnetic drive pump 8 of dense room groove 3
Electrodialysis membrane stack 9 is entered from dope import 14, dense room groove 3 is returned from dope outlet 17.The pole room liquid Jing magnetic drive pumps of pole room groove 4
8, from pole liquid import 15 and 19 into electrodialysis membrane stack 9, return pole room grooves 4 from pole liquid outlet 12 and 16.By the nothing of the present invention
Machine ceramic micro filter film is used for tobacco extract with electrodialysis integrating device and purifies and separating experiment, and feed liquid is the Nicotiana tabacum L. in commercial production
Extracting solution.Contain macromolecular substances and many suspended things in feed liquid.The outlet pressure for adjusting ceramic membrane in experiment maintains 2.4bar,
Its feed liquid is made in ceramic membrane unit system interior circulation 20min, open after 20min the valve of permeate by its feed liquid enter light room and
Dense room, makes permeate in electrodialysis cell system be concentrated and be desalinated, correlated results such as following table：
Claims (2)
1. the inorganic ceramic micro-filtration membrane of the present invention and electrodialysis integrating device, using Movable frame type integrated design, including frame
Frame (22), ceramic membrane (5), electrodialysis membrane stack (9), switch board (23)；It is characterized in that：Four material fluid baths are fixed on bottom
Portion equipped with universal wheel (21) stainless steel frame (22) back upper place, from right to left respectively microfiltration groove (1), light room groove (2),
Dense room groove (3) and pole room groove (4)；Two ceramic membrane (5) series connection are fixed on the right front of stainless steel frame (22), microfiltration
Between groove (1), centrifugal pump (7), ceramic membrane (5), pass through between ceramic membrane (5) and concentrated solution and permeate outlet
Stainless steel pipes (27) connect；Microfiltration groove (1) is all connected to valve (6) with the lower end of ceramic membrane (5), ceramic membrane (5)
Upper end pipeline is connected to thermometer (25) and pressure gauge (26)；The concentrated solution outlet being connected to above microfiltration groove (1), is connected to
Permeate outlet above light room groove (2) and dense room groove (3) is connected to stop valve (20)；Electrodialysis membrane stack (9) is fixed on
The centre position of stainless steel frame (22), is equipped with three magnetic drive pumps (8) below electrodialysis membrane stack (9)；Electrodialysis membrane stack (9),
Magnetic drive pump (8) forms circulation canal with light room groove (2), dense room groove (3) and pole room groove (4) by PVC pipeline respectively；Three
Valve (20), effusion meter (24) and thermometer (25) are connected in the middle of bar PVC pipeline (29)；Switch board (23) is fixed on
The left portion of stainless steel frame (22).
2. the preparation method of inorganic ceramic micro-filtration membrane described in claim 1 and electrodialysis integrating device, it is characterised in that：By metal
Stainless steel frame (22) is made in material welding, fixes four grooves respectively in the back upper place of framework (22), respectively micro- from right to left
Filter pocket (1), light room groove (2), dense room groove (3) and pole room groove (4), right front bottom are fixed with a centrifugal pump (7)；From
All pass through pipeline between heart pump (7) and microfiltration groove (1), centrifugal pump (7) and ceramic membrane (5) component to be connected, under material fluid bath
The lower section of side and ceramic film component is connected to sewage draining valve (6), and the import and export of ceramic film component are connected to pressure gauge (26)；Ceramics
Membrance concentration liquid is back to microfiltration groove (1) by pipeline, and permeate passes through pipeline flow-direction light room groove (2) and dense room groove (3)；Electric osmose
Analysis membrane stack (9) is placed in the centre position of framework (22), and three magnetic drive pumps (8) are housed below electrodialysis membrane stack (9)；Electric osmose
Analysis membrane stack (9), magnetic drive pump (8) are formed by PVC pipeline with light room groove (2), dense room groove (3) and pole room groove (4) respectively
Circulation canal；Valve (6), effusion meter (24) and thermometer (25) are connected in the middle of three PVC pipelines；Switch board (23)
It is fixed on the left portion of stainless steel frame (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510579328.8A CN106517602A (en) | 2015-09-11 | 2015-09-11 | Inorganic ceramic micro-filtration membrane and electrodialysis integrated device and preparation method thereof |
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| CN201510579328.8A CN106517602A (en) | 2015-09-11 | 2015-09-11 | Inorganic ceramic micro-filtration membrane and electrodialysis integrated device and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114560722A (en) * | 2022-02-28 | 2022-05-31 | 同济大学 | Method for recycling kitchen waste anaerobic fermentation liquor |
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