CN202283454U - Columnar beam-splitting pulsation type hollow-fiber membrane element - Google Patents
Columnar beam-splitting pulsation type hollow-fiber membrane element Download PDFInfo
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- CN202283454U CN202283454U CN 201120391285 CN201120391285U CN202283454U CN 202283454 U CN202283454 U CN 202283454U CN 201120391285 CN201120391285 CN 201120391285 CN 201120391285 U CN201120391285 U CN 201120391285U CN 202283454 U CN202283454 U CN 202283454U
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Abstract
The utility model relates to a columnar beam-splitting pulsation type hollow-fiber membrane element which comprises a columnar casing (4), a hollow-fiber membrane filter element (3), a water inlet pipe (8), a concentrated water connecting pipe (2) and an upper end cover (1); a homogenization plate (6) is arranged at the lower part of the casing; gas and water distribution holes are formed on the homogenization plate (6); a plurality of slide bodies (7) are arranged at the upper part of the homogenization plate (6); and one end of each slide body (7) extends into one gas and water distribution hole to be connected with the gas and water distribution hole in a sliding manner, and a hollow-fiber membrane wire beam is fixed at the other end. Compared with the conventional membrane element, the embodiment has the advantage that the manufacture craft is simple. Since membrane fibers with independent beams are adopted, and certain space can be kept between the beams, so that water and gas can be distributed more uniformly, water flows more smoothly, the silting amount of contaminant can be reduced effectively, and cleaning and recovery are facilitated. Water inflow of columnar mechanisms and elements is distributed in a three-dimensional layered manner and arranged in a staggered manner, so that water inflow and gas distribution are more uniform, and favorable quality of outlet water can be kept advantageously.
Description
[technical field]
The utility model relates to the pillar hollow fibre membrane component that is used for water treatment, particularly a kind of pillar hollow fibre membrane component of beam splitting jerk type.
[background technology]
In recent years along with the development of film industry, the increasing people's attention that causes of Application of membrane.Hollow fiber film assembly is because of its particular structure characteristics, and, self-supporting system etc. big like loading density has been widely used in numerous areas such as sewage disposal, waste water recycling.But in the special water treatment applications for high turbidity, it is dirty stifled membrane pollution problem and membrane component unavoidably can to occur, influences element filters efficient and service life.Therefore, reduce that film pollutes and the stifled property of the anti-soil of membrane component, improve membrane component filter efficiency, prolong its service life, improve flow uniformity in the element, particularly the optimal design of filter core part is paid close attention to day by day.
Filter core in the existing external pressure pillar hollow fibre membrane component generally has two kinds of versions: a kind of for the both-end cast, and promptly have water side resin fixed bed and water inlet end resin fixed bed, and have an end opening at least; Another kind of for through the single-ended opening cast of U-shaped, form water side resin fixed bed.Below existing, these two kinds of structures implement defective:
The first, the two ends of both-end water casting type filter core are respectively water inlet end resin fixed bed and water side resin fixed bed, and hollow-fibre membrane film silk is fixed on therebetween, very easily film silk root are caused damage when therefore using, and greatly reduce the service life of membrane component.
The second, for the external-compression type membrane component that both-end is fixed, water flow passage is narrower between fiber, very easily forms the dead angle, causes easily stopping up, and the membrane component after the obstruction directly influences its service life with irrecoverable.
Three, for the single-ended cast filter core of U-shaped, its film silk internal water runner is crooked, concentrates when influence when receiving current shear action and water impact stress, service life that can obvious reduction membrane component.
Four, no matter be the both-end cast or the filter core of single-ended cast; When casting resin; Because the rod-climbing effect of polymer can make resin climb along the filament outer wall; Filament obviously became fragile after the cast operation was accomplished, and the height of the resin fixed bed after solidifying can be lower than the height that resin climbs along the filament outer wall, has aggravated the embrittlement of filament root.Like this when filament in use occurs rocking, its root frangible not only directly influence service life of membrane component, and product is difficult to guarantee effluent quality.
To the problems referred to above; A large amount of patents or patent application are arranged or, prolonged the service life and the cycle of operation of assembly through optimizing the stain resistance that membrane module pouring procedure or the design through changing the assembly termination, runner design etc. have improved the hollow-fibre membrane silk to a certain extent.For example one Chinese patent application 200510015346.X, 200910110831.3 or the disclosed doughnut roots that are employed in of ZL 200520027729.4 implement second pourings and form protective layers; To prevent the breakage of tunica fibrosa, improved the service life of effluent characteristics and membrane component.But, because its membrane component preparation and design optimization very complicated can not well be taken into account the maintaining of membrane component and the anti-pollution of film silk, and the product quality of a whole set of film filter.
For example U.S. Patent application US5248424 discloses and a kind ofly arch is set between the substrate does not have shell, unconfined hollow fiber film assembly catchmenting again, makes the film silk be floating state, can freely swing.This technology can improve the film silk the free degree, improved water treatmenting performance, but find in actual the use that the film silk of floating state can be large format screen shape, can make film silk discontinuity, the service life that also can influence membrane module with produce water water quality.
[summary of the invention]
The purpose of the utility model is in order to solve the defective of present technology, provide a kind of blowdown clean more convenient, contamination resistance is stronger, distribute water and air more evenly, water outlet pillar hollow fibre membrane component satisfactory for result.
In order to realize the foregoing invention purpose; The utility model provides a kind of pillar beam splitting jerk type hollow fibre membrane component; Comprise pillar housing 4, be installed in doughnut membrane cartridge 3 in the said pillar housing, be in said housing lower end the water inlet pipe that is used to into water air inlet 8, be in the dense water tube connector 2 and the upper end cover 1 of said housing upper end, be provided with stay pipe 5 along its length in said pillar housing 4 central authorities.Said lower housing portion is provided with the homogenizing dish 6 that can form equally distributed filter element filtering unit and uniform distribute water and air unit; Said homogenizing dish 6 has the water-gas distribution hole; Be provided with a plurality of slide masses 7 on said homogenizing dish 6 tops; One end of said slide mass 7 stretches in the water-gas distribution hole and is slidingly connected with the water-gas distribution hole, can in the water-gas distribution hole, move up and down.The other end is the hollow-fibre membrane tow fixedly, is separate between each intrafascicular hollow fiber film tow.Like this, through slide mass 7 fixedly the design of hollow-fibre membrane tow make that the film tow can be with current, air-flow effect at this end, but form the sliding unit of some bundle beam splitting pulsation.With current, air-flow effect, be pulse state.The other end of said hollow-fibre membrane tow is fixed on the water side of said housing upper end.
In the utility model, according to GB/T 20103-2006 membrane separation technique term, said membrane component is meant the film separation unit that is made up of film, film support, runner interval body, central tube with holes etc.
According to a kind of preferred specific embodiment of above-mentioned pillar beam splitting jerk type hollow fibre membrane component, the water-gas distribution hole on the said homogenizing dish is that bilayer is arranged.Like this, under the cooperation of slide mass, the end of film tow also is two-layer even distribution under short transverse, and distribute water and air is more even.Through this secondary water and air distributing structure, can guarantee the uniformity of water distribution and distribution, and the impact resistance of element.
More preferably, every layer of water-gas distribution hole is staggered in the radial direction at said homogenizing dish 6, forms the effect that is uniformly distributed with of water body, has effectively eliminated and has managed the inhomogeneous and short stream that direct water distribution forms.
According to the another kind of preferred specific embodiment of above-mentioned pillar beam splitting jerk type hollow fibre membrane component, hollow-fibre membrane tow mucilage binding is fixed in the slide mass 7.
The pillar beam splitting jerk type hollow fibre membrane component of the utility model is owing to adopting the collective and distributive type design to have following beneficial effect:
1, the hollow-fibre membrane silk has adopted the design that dispersion is got one's things ready, single-ended integral body is pulsed, and adjusts the length of membrane module inner hollow tunica fibrosa when therefore making more easily, and element form and manufacture craft are oversimplified;
2, be different from existing casting type hollow-fibre membrane silk, the film silk in the filter core of the utility model is some separate bunches, and interfascicular keeps certain space; Make distribute water and air more even; Current effectively reduce the pollutant siltation volume through more smooth and easy, the convenient cleaning and recovery.
3, be different from traditional water inlet form, element water inlet is three-dimensional layered distribution, interlaced arrangement, and water inlet, gas distribution are more even, help the effluent quality that keeps good.
[description of drawings]
Fig. 1 is the element vertical structure profile of the utility model;
Wherein: 1, upper end cover; 2, dense water tube connector; 3, filter core; 4, housing; 5, stay pipe; 6, homogenizing dish; 7, slide mass; 8, water inlet pipe.
[specific embodiment]
Below in conjunction with accompanying drawing and specific embodiment the utility model is specified.Present embodiment is used to explain vertical setting, the membrane component of top water outlet that supplies water from the below, but is not used in the scope of restriction the utility model.
The pillar beam splitting jerk type hollow fibre membrane component of vertically installing comprises pillar housing 4, be installed in doughnut membrane cartridge 3 in the said pillar housing, be in said housing lower end water inlet pipe 8, be in the dense water tube connector 2 and the upper end cover 1 of said housing upper end, and play the support fixation effect stay pipe 5.
The homogenizing dish 6 that bilayer is arranged is positioned at lower housing portion, communicates with water inlet pipe 8.Annular is provided with totally 18 in water-gas distribution hole alternately on the homogenizing dish, and an end external diameter of slide mass 7 and the internal diameter in water-gas distribution hole are complementary.Like this, an end of slide mass 7 can stretch in the water-gas distribution hole, in the water-gas distribution hole, slides up and down.Slide mass 7 other ends are used for fixedly hollow-fibre membrane tow of mucilage binding, and the doughnut membrane material of present embodiment is the polyvinylidene fluoride ultrafiltration film, and interior external diameter is 0.7mm/1.3mm, and average pore size is 0.02 μ m.Like this, along pillar housing short transverse 18 intrafascicular hollow fiber film tow being arranged, is separate between them.Because slide mass 7 can move up and down in the water-gas distribution hole, so the hollow-fibre membrane tow can form the beam splitting pulsating element with current, air-flow effect at this end.The other end of each intrafascicular hollow fiber film tow then is fixed on the water side of housing upper end.
Compare with existing membrane component, the present embodiment manufacture craft is simple.Owing to the film silk that has adopted separate bunches, interfascicular can keep certain space, makes distribute water and air more even, and current effectively reduce the pollutant siltation volume through more smooth and easy, the convenient cleaning and recovery.Pillar organ water inlet is three-dimensional layered distribution, interlaced arrangement, and water inlet, gas distribution are more even, help the effluent quality that keeps good.
Claims (3)
1. pillar beam splitting jerk type hollow fibre membrane component; Comprise pillar housing (4), be installed in doughnut membrane cartridge (3) in the said housing, be in said housing lower end water inlet pipe (8), be in the dense water tube connector (2) and the upper end cover (1) of said housing upper end; Be provided with stay pipe (5) along its length in said housing central authorities; It is characterized in that being provided with homogenizing dish (6) in said lower housing portion, said homogenizing dish has the water-gas distribution hole, is provided with a plurality of slide masses (7) on said homogenizing dish (6) top; One end of said slide mass (7) stretches in the water-gas distribution hole and is slidingly connected with the water-gas distribution hole, and the other end is the hollow-fibre membrane tow fixedly; The other end of said hollow-fibre membrane tow is fixed on the water side of said housing upper end.
2. pillar beam splitting jerk type hollow fibre membrane component according to claim 1 is characterized in that the water-gas distribution hole is staggered in the radial direction at said homogenizing dish (6).
3. pillar beam splitting jerk type hollow fibre membrane component according to claim 1 is characterized in that hollow-fibre membrane tow mucilage binding is fixed in the slide mass (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120391285 CN202283454U (en) | 2011-10-14 | 2011-10-14 | Columnar beam-splitting pulsation type hollow-fiber membrane element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120391285 CN202283454U (en) | 2011-10-14 | 2011-10-14 | Columnar beam-splitting pulsation type hollow-fiber membrane element |
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| Publication Number | Publication Date |
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| CN202283454U true CN202283454U (en) | 2012-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201120391285 Expired - Lifetime CN202283454U (en) | 2011-10-14 | 2011-10-14 | Columnar beam-splitting pulsation type hollow-fiber membrane element |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102872722A (en) * | 2012-07-20 | 2013-01-16 | 北京赛诺膜技术有限公司 | Column-type hollow fiber membrane assembly |
| CN103144321A (en) * | 2013-02-07 | 2013-06-12 | 北京碧水源膜科技有限公司 | Column type membrane leakage detection repair equipment and leakage detection repair method |
| CN106362595A (en) * | 2016-08-30 | 2017-02-01 | 北京碧水源膜科技有限公司 | Columnar hollow fiber membrane module manufacturing method and columnar hollow fiber membrane module manufacturing device |
| CN108295663A (en) * | 2017-01-12 | 2018-07-20 | 佛山市顺德区美的饮水机制造有限公司 | Membrane component pipe fitting and its water-saving membrane component of tooling, spiral wound and water purifier |
| CN113368689A (en) * | 2021-06-30 | 2021-09-10 | 北京赛诺膜技术有限公司 | Immersion type hollow fiber membrane element, membrane module device, membrane module system and preparation method |
-
2011
- 2011-10-14 CN CN 201120391285 patent/CN202283454U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102872722A (en) * | 2012-07-20 | 2013-01-16 | 北京赛诺膜技术有限公司 | Column-type hollow fiber membrane assembly |
| CN103144321A (en) * | 2013-02-07 | 2013-06-12 | 北京碧水源膜科技有限公司 | Column type membrane leakage detection repair equipment and leakage detection repair method |
| CN103144321B (en) * | 2013-02-07 | 2014-12-10 | 北京碧水源膜科技有限公司 | Column type membrane leakage detection repair equipment and leakage detection repair method |
| CN106362595A (en) * | 2016-08-30 | 2017-02-01 | 北京碧水源膜科技有限公司 | Columnar hollow fiber membrane module manufacturing method and columnar hollow fiber membrane module manufacturing device |
| CN106362595B (en) * | 2016-08-30 | 2019-10-11 | 北京碧水源膜科技有限公司 | A kind of column-shape hollow fiber membrane modular production method and its device |
| CN108295663A (en) * | 2017-01-12 | 2018-07-20 | 佛山市顺德区美的饮水机制造有限公司 | Membrane component pipe fitting and its water-saving membrane component of tooling, spiral wound and water purifier |
| CN113368689A (en) * | 2021-06-30 | 2021-09-10 | 北京赛诺膜技术有限公司 | Immersion type hollow fiber membrane element, membrane module device, membrane module system and preparation method |
| CN113368689B (en) * | 2021-06-30 | 2022-05-17 | 北京赛诺膜技术有限公司 | Immersion type hollow fiber membrane element, membrane module device, membrane module system and preparation method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120627 |