CN201308817Y - Hollow fiber membrane assembly for break-proof tip - Google Patents
Hollow fiber membrane assembly for break-proof tip Download PDFInfo
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- CN201308817Y CN201308817Y CNU2008201234783U CN200820123478U CN201308817Y CN 201308817 Y CN201308817 Y CN 201308817Y CN U2008201234783 U CNU2008201234783 U CN U2008201234783U CN 200820123478 U CN200820123478 U CN 200820123478U CN 201308817 Y CN201308817 Y CN 201308817Y
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- hollow fiber
- fibre membrane
- fiber membrane
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Abstract
The utility model relates to a hollow fiber membrane assembly for a break-proof tip, which belongs to the technical field of membrane separation and filtration. The hollow fiber membrane assembly is characterized in that two ends of a shell 5 are respectively provided with prepared adhesive injecting holes (10A, 10B) used for injecting flexible adhesive in every time from the second package so as to be convenient to form a tapered secondary flexible packaged layer between the root part of a hollow fiber membrane textile cable 1 and an end enclosure of the assembly through a casting process including rotational casting, thereby preventing the hollow fiber membrane textile cable from forming the stress concentration at the root part during the use and cleaning, and strengthening the shock-resisting mechanical strength. The utility model is especially suitable for the water treatment field.
Description
Technical field
The present invention relates to utilize the hollow fiber film assembly of hollow-fibre membrane treat liquid, specifically, the present invention relates to the anti-fracture of wire termination hollow fiber film assembly that can in the fluid separation applications in fields such as the energy, environmental protection, bioengineering, use.
Background technology
Hollow-fibre membrane is a kind of FA filtering material, it utilizes the osmosis of the fiber membranous wall of hollow, to liquid separate, extract, purify, concentrate, processing such as enrichment, aperture and different being divided into of selecting to see through of material according to hollow-fibre membrane: micro-filtration membrane, milipore filter etc., have characteristics such as loading density height, filter area manufacturing expense big, the elementary membrane area are low, withstand voltage stable height with the hollow fiber film assembly of hollow fiber membrane bundle, be widely used in fields such as environmental protection, chemical industry, metallurgy, electric power, desalinization, medical treatment.
The film separation process will just can be carried out under the effect of extraneous driving force, therefore in the design of membrane module, to pay special attention to sealing and adhesion problem, hollow fiber film assembly adopts binding agent that thousands of even tens thousand of hollow-fibre membrane silks are bonded and sealed together, again hollow-fibre membrane tow and inner walls are bonded and sealed and form end socket together, end socket rational in infrastructure, well behaved plays crucial effect to the performance of hollow fiber film assembly.
In most of hollow fiber film assemblies making and use, find: adopt casting methods such as spun casting or supersonic oscillations all to adopt a kind of epoxy adhesive encapsulation, this binding agent is by the adjustable ring epoxy resins, curing agent, crosslinking agent, flexibilizer, the proportioning of diluent and filler etc., strive forming a kind of existing favorable rigidity perfectly binding agent of good performances such as toughness is arranged again, but because the fragility defective of epoxy resin itself, film silk root becomes a stress concentration point, using or very easily fractureing in cleaning process, the fracture of film silk reduces the service life of hollow fiber film assembly greatly.
Summary of the invention
The purpose of this utility model is the shortcoming that overcomes or improve prior art, and a kind of anti-fracture of wire termination hollow fiber film assembly that can prevent hollow-fibre membrane silk easy fracture when using or clean is provided.
A kind of anti-fracture of wire termination hollow fiber film assembly that the utility model proposes, contain: housing, the hollow-fibre membrane tow of dress in the described housing, be positioned at the middle porous central tube of hollow-fibre membrane tow, be respectively applied for fixing described hollow-fibre membrane tow and central tube, the end socket that forms by encapsulated layer first of end, two ends, link to each other with an end of described housing and have first end cap of water inlet, link to each other with the other end of described housing and have dense water out and second end cap of the pure water inlet that communicates with described central tube, it is characterized in that, having each one of reservation hole for injecting glue in two ends longitudinally along described housing, for encapsulating purpose from each time of encapsulation for the second time, infusion can be at described hollow-fibre membrane tow end and the described flexible adhesive that forms taper secondary flexible glue encapsulated layer first between the encapsulated layer, the bottom of described taper is at the root of described hollow-fibre membrane tow, described reservation hole for injecting glue after encapsulation finishes by shutoff.
Anti-fracture of wire of the present utility model termination hollow fiber film assembly, owing to adopt two or more materials to carry out twice or repeatedly encapsulation, strengthened the mechanical strength of hollow-fibre membrane silk, prevent from use or cleaning process, to take place the fracture of wire phenomenon, be specially adapted to water treatment field, also can be used in the liquid filtering in fields such as other energy, environmental protection, bioengineering.
Description of drawings
Fig. 1 is the vertical section schematic diagram of the hollow fiber film assembly of an embodiment of the present utility model, is the vertical section schematic diagram of expression as the inner pressed hollow fiber film assembly in the water treatment.
Fig. 2 is illustrated in end socket among Fig. 1 in the partial cutaway schematic of film silk root.
The specific embodiment
The anti-fracture of wire termination hollow fiber film assembly that the utility model proposes has one and has the housing of reserving hole for injecting glue; in be loaded on the hollow-fibre membrane tow of this housing; these hollow-fibre membrane tow two ends are fixed on end socket on the inner walls; have the end cap of water inlet or delivery port; and the hollow-fibre membrane tow is through twice or repeatedly casting; for the first time make between the filament with epoxy resin adhesive and fibre bundle and housing between encapsulate fixing; each time later on injected soft glue from the reservation hole for injecting glue of housing and encapsulated; make filament and encapsulation root form the tough gonosome of taper; be used to protect hollow-fibre membrane silk root, will reserve the hole for injecting glue shutoff after encapsulation is finished.
Below in conjunction with embodiment and accompanying drawing the utility model is described in detail.
Present embodiment is non-limiting embodiment of the present utility model.
Fig. 1 is the schematic diagram that the example of hollow fiber film assembly of the present utility model in water treatment applications represented.In Fig. 1, hollow fiber film assembly is to possess the housing 5 that has reservation hole for injecting glue 10A and 10B at both ends, in be loaded on the hollow-fibre membrane tow 1 of this housing 5, it in the middle of hollow-fibre membrane tow 1 porous central tube 6 of the center setting of housing 5, be used for the end socket 2 that the both ends of this hollow-fibre membrane tow 1 and central tube 6 are fixing, be connected with an end of above-mentioned housing 5, and end cap 11 with water inlet 7, be connected with the other end of above-mentioned housing 5, have the end cap 9 of dense water out 4 and the pure water inlet 8 that is connected with central tube 6.Encapsulation is for the first time adopted epoxy resin to carry out the routine techniques encapsulation and is formed end socket 2; flexible adhesive reservation hole for injecting glue 10A and 10B at two ends from the housing 5 injected for the second time and later at every turn; adopt the casting of spun casting or other method to solidify to form secondary encapsulated layer 3; be used to protect hollow-fibre membrane silk root, encapsulation will reserve hole for injecting glue 10A after finishing and 10B seals.
During filtration, purification, former water enters hollow-fibre membrane silk central side by water inlet 7, the water purification that sees through film silk wall enters the film silk outside, discharge from pure water inlet 8 through porous central tube 6, the dense water that sees through the film silk flows to the other end of film silk along the central passage of film silk inwall, discharges from concentrated water spout 4 again, end cap 11 can make the form of end cap 9 into, at this moment purifying the thing outlet has two, lays respectively at the center of two end caps, links to each other with central tube 6.
Fig. 2 is illustrated in end socket among Fig. 1 at the part sectioned view of film silk root.In Fig. 2; have encapsulated layer 2 and secondary encapsulated layer 3 at the root of hollow-fibre membrane silk 1; one time encapsulated layer is identical with conventional method with epoxyn; the secondary encapsulated layer adopts flexible adhesive; preformed hole injecting glue from the housing two ends; make it form soft encapsulated layer 3 with conventional spun casting or other technology, play the effect of diaphragm silk root.
Hollow fiber film assembly in the above-described embodiments is set as inner pressed, specifically former water is that the center from hollow-fibre membrane silk 1 enters, water purification sees through hollow-fibre membrane silk wall and discharges from producing the mouth of a river to the film silk outside, pollutant can not see through hollow-fibre membrane silk wall, flow to along hollow-fibre membrane silk inwall from an end the process of the other end and constantly be concentrated, discharge from dense water out at last.The hollow fiber film assembly of the foregoing description also can adopt external-compression type, specifically, end cap 11 changes the form of end cap 9 in the foregoing description, the water inlet 7 and the concentrated water spout 4 of the foregoing description change the water purification mouth into, one of them of two pure water inlets in the foregoing description changes water inlet into, another changes dense water out into, former water enters from the hollow-fibre membrane silk outside, water purification sees through hollow-fibre membrane silk wall and discharges from pure water inlet to film silk central side, and dense water flows to the hollow-fibre membrane silk other end along hollow-fibre membrane silk outer wall and discharges from dense water out.
Hollow fiber film assembly of the present utility model, owing to adopt twice or repeatedly encapsulation, strengthened the mechanical strength of hollow-fibre membrane, prevent from use and cleaning process, to take place the fracture of wire phenomenon, be specially adapted to water treatment field, also can be used in the liquid filtering in fields such as other energy, environmental protection, bioengineering.
Claims (2)
1, a kind of anti-fracture of wire termination hollow fiber film assembly, contain: housing, in be loaded on the hollow-fibre membrane tow of described housing, be positioned at the middle porous central tube of hollow-fibre membrane tow, be respectively applied for fixing described hollow-fibre membrane tow and central tube, the end socket that forms by encapsulated layer first of end, two ends, link to each other with an end of described housing and have first end cap of water inlet, link to each other with the other end of described housing and have dense water out and second end cap of the pure water inlet that communicates with described central tube, it is characterized in that, having each one of reservation hole for injecting glue in two ends longitudinally along described housing, for encapsulating purpose from each time of encapsulation for the second time, infusion can be at described hollow-fibre membrane tow end and the described flexible adhesive that forms taper secondary flexible glue encapsulated layer first between the encapsulated layer, and the bottom of described taper is at the root of described hollow-fibre membrane tow.
2, a kind of anti-fracture of wire according to claim 1 termination hollow fiber film assembly is characterized in that, described reservation hole for injecting glue after encapsulation finishes by shutoff.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201234783U CN201308817Y (en) | 2008-11-05 | 2008-11-05 | Hollow fiber membrane assembly for break-proof tip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201234783U CN201308817Y (en) | 2008-11-05 | 2008-11-05 | Hollow fiber membrane assembly for break-proof tip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201308817Y true CN201308817Y (en) | 2009-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201234783U Expired - Lifetime CN201308817Y (en) | 2008-11-05 | 2008-11-05 | Hollow fiber membrane assembly for break-proof tip |
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| CN (1) | CN201308817Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101623596B (en) * | 2008-11-05 | 2011-08-17 | 北京科泰兴达高新技术有限公司 | Hollow-fiber membrane module with stress buffer end |
| CN102847436A (en) * | 2011-06-29 | 2013-01-02 | 苏州顶裕水务科技有限公司 | Large-size hollow fiber membrane assembly |
| CN104437094A (en) * | 2014-12-31 | 2015-03-25 | 杭州求是膜技术有限公司 | Hollow fiber curtain type membrane packaging device and method |
| CN104474900A (en) * | 2014-11-10 | 2015-04-01 | 济南市水处理设备厂有限公司 | Hollow fiber ultrafiltration membrane module casting device, and casting method thereof |
| CN107337271A (en) * | 2017-08-16 | 2017-11-10 | 广东优信力达环境科技有限公司 | A kind of MBR membrane modules |
| JP2019195804A (en) * | 2018-05-07 | 2019-11-14 | ダイセン・メンブレン・システムズ株式会社 | External pressure type hollow fiber membrane module |
| CN111111452A (en) * | 2020-01-03 | 2020-05-08 | 天津碧水源膜材料有限公司 | Method for treating hollow fiber curtain membrane element and hollow fiber curtain membrane module |
-
2008
- 2008-11-05 CN CNU2008201234783U patent/CN201308817Y/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101623596B (en) * | 2008-11-05 | 2011-08-17 | 北京科泰兴达高新技术有限公司 | Hollow-fiber membrane module with stress buffer end |
| CN102847436A (en) * | 2011-06-29 | 2013-01-02 | 苏州顶裕水务科技有限公司 | Large-size hollow fiber membrane assembly |
| CN104474900A (en) * | 2014-11-10 | 2015-04-01 | 济南市水处理设备厂有限公司 | Hollow fiber ultrafiltration membrane module casting device, and casting method thereof |
| CN104437094A (en) * | 2014-12-31 | 2015-03-25 | 杭州求是膜技术有限公司 | Hollow fiber curtain type membrane packaging device and method |
| CN107337271A (en) * | 2017-08-16 | 2017-11-10 | 广东优信力达环境科技有限公司 | A kind of MBR membrane modules |
| JP2019195804A (en) * | 2018-05-07 | 2019-11-14 | ダイセン・メンブレン・システムズ株式会社 | External pressure type hollow fiber membrane module |
| JP7175578B2 (en) | 2018-05-07 | 2022-11-21 | ダイセン・メンブレン・システムズ株式会社 | External pressure type hollow fiber membrane module |
| CN111111452A (en) * | 2020-01-03 | 2020-05-08 | 天津碧水源膜材料有限公司 | Method for treating hollow fiber curtain membrane element and hollow fiber curtain membrane module |
| CN111111452B (en) * | 2020-01-03 | 2022-08-30 | 天津碧水源膜材料有限公司 | Method for treating hollow fiber curtain membrane element and hollow fiber curtain membrane module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090916 Effective date of abandoning: 20081105 |