CN108043250A - A kind of outer coating film tube microfiltration membrane and preparation method thereof and component - Google Patents
A kind of outer coating film tube microfiltration membrane and preparation method thereof and component Download PDFInfo
- Publication number
- CN108043250A CN108043250A CN201711339017.XA CN201711339017A CN108043250A CN 108043250 A CN108043250 A CN 108043250A CN 201711339017 A CN201711339017 A CN 201711339017A CN 108043250 A CN108043250 A CN 108043250A
- Authority
- CN
- China
- Prior art keywords
- coating film
- microfiltration membrane
- outer coating
- chimney filter
- film tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/30—Polyalkenyl halides
- B01D71/32—Polyalkenyl halides containing fluorine atoms
- B01D71/34—Polyvinylidene fluoride
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/147—Microfiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/04—Tubular membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/26—Polyalkenes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
- B01D71/68—Polysulfones; Polyethersulfones
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Manufacturing & Machinery (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a kind of outer coating film tube microfiltration membranes, and including the high molecule micropore chimney filter, one end of the high molecule micropore chimney filter seals, and the tube microfiltration membrane of anchoring component is only respectively coated in the outer layer and micropore of the high molecule micropore chimney filter.A kind of outer coating film tube microfiltration membrane of the present invention has the advantages that intensity is high, long lifespan, loading density is high；It during its assembly operating, is run by the way of external-compression type, dead-end filtration, can adjust concentrated water, production water ratio, periodically backwashed and be aerated, extend the membrane module chemical cleaning cycle, reduce energy consumption and cost for wastewater treatment.
Description
Technical field
The present invention relates to separation technical field of membrane more particularly to a kind of outer coating film tube microfiltration membrane and preparation method thereof and
Component.
Background technology
With the development of membrane technology, more and more membrane separation techniques are applied in water treatment field, and film is using
In the process, usually realized in a manner of membrane module, membrane module is a kind of various films to be assembled in a base with some form
In this unit, the then separated device of each component in mixture under the action of extraneous driving force.Divide by the shape of film,
Film can be divided into plate membrane, hollow-fibre membrane, rolled film, tubular membrane etc., divide from filtering accuracy, can be divided into microfiltration membranes, ultrafiltration membrane,
NF membrane and RO films.System in a manner of tube microfiltration membrane by the macromolecules such as PE cellular products for support frame uses interior film
Standby, i.e., tube microfiltration membrane inner surface is compacted zone, is mostly run, can be used for by the way of inner pressed cross-flow filtration during use
The waste water of high solids content is handled, but for when handling low-solid content, high organic matter, high mushroom waste water, flux to be relatively low, high energy consumption,
Cost for wastewater treatment is higher.
The content of the invention
In view of above-mentioned defect in the prior art, the purpose of the present invention is to propose to and a kind of outer coating film tubular type micro-filtration
Film and preparation method thereof and component.
To achieve these goals, present invention employs following technical solutions：
A kind of preparation method of outer coating film tube microfiltration membrane, comprises the following steps：
It is sealed as one end of the high molecule micropore chimney filter of support frame, other end connection vacuum pump；
It immerses in coating liquid, opens vacuum pump and generate negative pressure, permeate coating liquid ecto-entad but be not passed through the high score
The tube wall of sub- microporous filter tube makes to be respectively formed with described in anchoring component in the outer layer and micropore of the high molecule micropore chimney filter
Outer coating film tube microfiltration membrane.
Further, following steps are specifically included：
S1：The high molecule micropore chimney filter is made in high molecular material sintering；
S2：Prepare the coating liquid；
S3：One end of the high molecule micropore chimney filter is sealed with thermal weld mode, the other end is inserted into a tubule and company
Vacuum pump is connected to, the junction sealing between the tubule and the high molecule micropore chimney filter；
S4：Immersed described in the coating liquid, open vacuum pump and vacuumize, until negative pressure reach make the coating liquid by
It permeates outside to inside but is not passed through the tube wall of the high molecule micropore chimney filter, obtain the outer coating film tube microfiltration membrane.
Further, the high molecule micropore chimney filter is sintered by any one of PE, PVDF or PES high molecular material and made
Into.
The outer coating film tube microfiltration membrane that a kind of preparation method of outer coating film tube microfiltration membrane is prepared, including described
High molecule micropore chimney filter, the high molecule micropore chimney filter one end sealing, and only the high molecule micropore chimney filter outer layer and
The tube microfiltration membrane of anchoring component is respectively coated in micropore.
A kind of outer coating film tube microfiltration membrane component, including several outer coating film tube microfiltration membranes and for housing
The tube body of the outer coating film tube microfiltration membrane, the top and bottom of the tube body are respectively equipped with upper end cover and bottom end cover, described
Upper end cover includes the hole seat that is connected with the openend of the outer coating film tube microfiltration membrane, offered on the upper end cover with it is described
The water outlet that hole seat connects offers the aeration opening with tubular body perforation on the bottom end cover, close to the upper end
The tube wall of lid is exported equipped with concentrated water, and the tube wall close to the bottom end cover is equipped with water inlet.
Further, the water outlet and the concentrated water exit are respectively equipped with flowing water Valve and concentrated water valve.
The present invention protrusion effect be：A kind of outer coating film tube microfiltration membrane of the present invention has intensity height, long lifespan, dress
The advantages that filling density is high；It during its assembly operating, is run by the way of external-compression type, dead-end filtration, can adjust concentrated water, production water ratio
Example, is periodically backwashed and is aerated, and extends the membrane module chemical cleaning cycle, reduces energy consumption and cost for wastewater treatment.
Description of the drawings
Fig. 1 is the structure diagram of the outer coating film tube microfiltration membrane component of the embodiment of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.
Embodiment
A kind of preparation method of outer coating film tube microfiltration membrane of the present embodiment, specifically includes following steps：
S1：High molecule micropore chimney filter is made in high molecular material sintering；
S2：Prepare coating liquid；
S3：One end of high molecule micropore chimney filter is sealed with thermal weld mode, the other end is inserted into a tubule and is connected to
Vacuum pump, the junction sealing between tubule and high molecule micropore chimney filter；
S4：Will immerse coating liquid in, open vacuum pump vacuumize, until negative pressure reach make coating liquid ecto-entad permeate but
The tube wall of high molecule micropore chimney filter is not passed through, obtains outer coating film tube microfiltration membrane.
Wherein, the conventional use of coating liquid of the selected as of coating liquid.
High molecule micropore chimney filter can be sintered by any one of PE, PVDF or PES high molecular material and is made.
The outer coating film tube microfiltration membrane that a kind of preparation method of above-mentioned outer coating film tube microfiltration membrane is prepared, bag
High molecule micropore chimney filter is included, one end of high molecule micropore chimney filter seals, and only in the outer layer and micropore of high molecule micropore chimney filter
The tube microfiltration membrane of anchoring component is respectively coated.
As shown in Figure 1, a kind of outer coating film tube microfiltration membrane component, including several above-mentioned outer coating film tubular type micro-filtrations
Film 1 and the tube body 2 for housing outer coating film tube microfiltration membrane 1, the top and bottom of tube body 2 are respectively equipped with 3 He of upper end cover
Bottom end cover 4, upper end cover 3 include the hole seat 5 that be connected with the openend of outer coating film tube microfiltration membrane 1, offered on upper end cover 3 and
The water outlet 6 that hole seat 5 connects offers the aeration opening 7 with 2 internal run-through of tube body on bottom end cover 4, close to the pipe of upper end cover 3
Wall is equipped with concentrated water and exports 8, and the tube wall close to bottom end cover 4 is equipped with water inlet 9.It is respectively equipped at water outlet 6 and concentrated water outlet 8
Flowing water Valve and concentrated water valve (not shown), can by the size of adjusting water outlet valve and concentrated water valve come adjust concentrated water,
Produce water ratio.
Have respectively with the outer coating film tube microfiltration membrane of the present embodiment and the inner pressed tube microfiltration membrane of the prior art to height
Machine waste water is tested, it turns out that under equal ambient, the external-compression type tube microfiltration membrane permeant flux bigger of similary area, cleaning
Cycle it is also longer.It follows that：Outer coating film tube microfiltration membrane is in processing low-solid content, high organic matter, high bacterium
Than conventional inner pressed tube microfiltration membrane flux higher during class waste water, energy consumption and cost are lower.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of preparation method of outer coating film tube microfiltration membrane, it is characterised in that comprise the following steps：
It is sealed as one end of the high molecule micropore chimney filter of support frame, other end connection vacuum pump；
It immerses in coating liquid, opens vacuum pump and generate negative pressure, permeate coating liquid ecto-entad but be not passed through the macromolecule and is micro-
The tube wall of hole chimney filter makes to be respectively formed the outer layer with anchoring component in the outer layer and micropore of the high molecule micropore chimney filter
Film tube microfiltration membrane.
2. the preparation method of a kind of outer coating film tube microfiltration membrane according to claim 1, it is characterised in that specifically include
Following steps：
S1：The high molecule micropore chimney filter is made in high molecular material sintering；
S2：Prepare the coating liquid；
S3：One end of the high molecule micropore chimney filter is sealed with thermal weld mode, the other end is inserted into a tubule and is connected to
Vacuum pump, the junction sealing between the tubule and the high molecule micropore chimney filter；
S4：It is immersed described in the coating liquid, opens vacuum pump and vacuumize, until negative pressure reaches and makes the coating liquid by extroversion
It is interior to permeate but be not passed through the tube wall of the high molecule micropore chimney filter, obtain the outer coating film tube microfiltration membrane.
3. a kind of preparation method of outer coating film tube microfiltration membrane according to claim 2, it is characterised in that：The high score
Sub- microporous filter tube is made of the sintering of any one of PE, PVDF or PES high molecular material.
4. the outer coating film pipe that the preparation method of any one outer coating film tube microfiltration membrane is prepared according to claim 1-3
Decline filter membrane, it is characterised in that：Including the high molecule micropore chimney filter, one end sealing of the high molecule micropore chimney filter, and only
The tube microfiltration membrane of anchoring component is respectively coated in the outer layer and micropore of the high molecule micropore chimney filter.
5. a kind of outer coating film tube microfiltration membrane component, it is characterised in that：Including the outer coating film described in several claims 4
Tube microfiltration membrane and the tube body for housing the outer coating film tube microfiltration membrane, the top and bottom difference of the tube body
Equipped with upper end cover and bottom end cover, the upper end cover includes the hole seat being connected with the openend of the outer coating film tube microfiltration membrane,
The water outlet to connect with the hole seat is offered on the upper end cover, offers on the bottom end cover and is passed through with the tubular body
Logical aeration opening, the tube wall close to the upper end cover are exported equipped with concentrated water, and the tube wall close to the bottom end cover is equipped with water inlet
Mouthful.
6. a kind of outer coating film tube microfiltration membrane component according to claim 5, it is characterised in that：The water outlet and institute
It states concentrated water exit and is respectively equipped with flowing water Valve and concentrated water valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711339017.XA CN108043250A (en) | 2017-12-14 | 2017-12-14 | A kind of outer coating film tube microfiltration membrane and preparation method thereof and component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711339017.XA CN108043250A (en) | 2017-12-14 | 2017-12-14 | A kind of outer coating film tube microfiltration membrane and preparation method thereof and component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108043250A true CN108043250A (en) | 2018-05-18 |
Family
ID=62132278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711339017.XA Pending CN108043250A (en) | 2017-12-14 | 2017-12-14 | A kind of outer coating film tube microfiltration membrane and preparation method thereof and component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108043250A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110828668A (en) * | 2019-10-29 | 2020-02-21 | 浙江工业大学 | Ti-TiO2Preparation of/P3 HT heterojunction fiber, heterojunction photoelectric detector and preparation thereof |
| CN111644076A (en) * | 2020-06-15 | 2020-09-11 | 中化泉州能源科技有限责任公司 | Method for preparing carbonized organic layer on surface of porous ceramic matrix through negative-pressure coating |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101284214A (en) * | 2008-05-30 | 2008-10-15 | 北京工业大学 | Preparation method of uni-endodermis hollow fiber infiltrating and vaporizing membrane |
| CN101327408A (en) * | 2008-07-08 | 2008-12-24 | 大连理工大学 | Method for preparing antimicrobial modified polyvinyl alcohol-nonwoven compound microporous filtering film |
| CN201719980U (en) * | 2010-02-10 | 2011-01-26 | 金振忠 | Tubular composite membrane ultrafiltration and microfiltration assembly |
| CN201906564U (en) * | 2010-12-14 | 2011-07-27 | 曹达文 | External compression type loop-free solid-liquid separation dynamic membrane device |
| CN202778282U (en) * | 2012-08-24 | 2013-03-13 | 武汉艾科滤膜技术有限公司 | External-pressure type microfiltration/ultrafiltration membrane separation device capable of running with low energy consumption |
| CN204017676U (en) * | 2014-05-22 | 2014-12-17 | 明兴中 | Micro-pore aeration hyperfiltration membrane assembly |
| CN206240334U (en) * | 2016-08-31 | 2017-06-13 | 北京碧水源膜科技有限公司 | A kind of slit is aerated rolling hollow fiber uf membrane system |
-
2017
- 2017-12-14 CN CN201711339017.XA patent/CN108043250A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101284214A (en) * | 2008-05-30 | 2008-10-15 | 北京工业大学 | Preparation method of uni-endodermis hollow fiber infiltrating and vaporizing membrane |
| CN101327408A (en) * | 2008-07-08 | 2008-12-24 | 大连理工大学 | Method for preparing antimicrobial modified polyvinyl alcohol-nonwoven compound microporous filtering film |
| CN201719980U (en) * | 2010-02-10 | 2011-01-26 | 金振忠 | Tubular composite membrane ultrafiltration and microfiltration assembly |
| CN201906564U (en) * | 2010-12-14 | 2011-07-27 | 曹达文 | External compression type loop-free solid-liquid separation dynamic membrane device |
| CN202778282U (en) * | 2012-08-24 | 2013-03-13 | 武汉艾科滤膜技术有限公司 | External-pressure type microfiltration/ultrafiltration membrane separation device capable of running with low energy consumption |
| CN204017676U (en) * | 2014-05-22 | 2014-12-17 | 明兴中 | Micro-pore aeration hyperfiltration membrane assembly |
| CN206240334U (en) * | 2016-08-31 | 2017-06-13 | 北京碧水源膜科技有限公司 | A kind of slit is aerated rolling hollow fiber uf membrane system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110828668A (en) * | 2019-10-29 | 2020-02-21 | 浙江工业大学 | Ti-TiO2Preparation of/P3 HT heterojunction fiber, heterojunction photoelectric detector and preparation thereof |
| CN111644076A (en) * | 2020-06-15 | 2020-09-11 | 中化泉州能源科技有限责任公司 | Method for preparing carbonized organic layer on surface of porous ceramic matrix through negative-pressure coating |
| CN111644076B (en) * | 2020-06-15 | 2023-11-14 | 中化泉州能源科技有限责任公司 | Method for preparing carbonized organic layer on surface of porous ceramic matrix through negative pressure coating |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TW200803961A (en) | A membrane contactor | |
| JP2002537087A (en) | Apparatus for concentration and / or purification of macromolecules in solution and method for producing such an apparatus | |
| JPS59120208A (en) | Liquid filtr apparatus having outside container | |
| CN108043250A (en) | A kind of outer coating film tube microfiltration membrane and preparation method thereof and component | |
| US20070131604A1 (en) | Filter unit with deaerating mechanism | |
| CN101472670B (en) | Running method of membrane separation device | |
| ATE45589T1 (en) | MEMBRANE SEPARATION PROCESS AND DEVICE FOR SEPARATING LIQUIDS FROM FERMENTATION SUSPENSIONS. | |
| CN207951153U (en) | A kind of outer coating film tube microfiltration membrane and its component | |
| EP2835355B1 (en) | System and method for treating anaerobic treatment solution | |
| CN105478011B (en) | A kind of intelligent modules pipe-type rotary-flow vibration microfiltration membranes processing equipment | |
| CN106457157B (en) | Filtration system and hollow fiber film assembly for the system | |
| CN210856074U (en) | High-flux exosome separating device | |
| JPS6061018A (en) | Filtering apparatus | |
| CN106554054A (en) | A kind of RO film filters and water purifier | |
| CN207708846U (en) | A kind of nanofiltration film condensing device producing natural pigment | |
| CN205442728U (en) | Portable extra large water purification installation | |
| CN105879690A (en) | Sterile pure water pre-moistened hydrophobic polytetrafluoroethylene filter element and bag type filter | |
| CN205627667U (en) | A device for testing logical waterborne ability of milipore filter | |
| CN207401225U (en) | Automatic-cleaning type carbon powder filter | |
| CN110357216A (en) | The double water quality membrane components of tandem and its processing method | |
| JP3659106B2 (en) | Operation method of membrane separator | |
| CN207025100U (en) | External pressure tube type filter membrance | |
| CN209076433U (en) | A kind of nanofiltration membrane concentrator | |
| CN212701366U (en) | Cross flow filtering device for organic ultrafiltration membrane experimental equipment | |
| CN210764661U (en) | Oil-water separation filtering membrane capable of preventing secondary pollution |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |