CN208786175U - A kind of external pressure type hollow fiber membrane component - Google Patents
A kind of external pressure type hollow fiber membrane component Download PDFInfo
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- CN208786175U CN208786175U CN201820976453.1U CN201820976453U CN208786175U CN 208786175 U CN208786175 U CN 208786175U CN 201820976453 U CN201820976453 U CN 201820976453U CN 208786175 U CN208786175 U CN 208786175U
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- film wire
- hollow fiber
- water
- porous film
- pressure type
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
Abstract
The utility model discloses a kind of external pressure type hollow fiber membrane components, including shell, upper and lower two end caps and attached intake-outlet, hollow fiber film thread and upper and lower two pieces of porous film wire distribution plates.The intracorporal hollow fiber film thread of shell is uniformly divided into several bundle of hollow tunica fibrosa tow, it is fixed in the macropore of upper and lower two pieces porous film wire distribution plates, the film wire hole of the hollow-fibre membrane tow upper end fully opens, it is sealed with glue in the film wire hole of lower end, in addition, being additionally provided with the lesser deflector hole of several diameters on the porous film wire distribution plate of lower end.Raw water is entered in membrane module by the original water inlet of lower cover center position by the deflector hole, after hollow fiber film thread filters, membrane module is flowed out by the water purification outlet of upper end cover center position, the concentrated water containing macromolecule contaminant exports discharge by the concentrated water of housing side.The utility model is suitable for the water treatment procedures such as drink water purifying, sea water desalination, sanitary sewage, trade effluent deep purifying reuse.
Description
Technical field
The utility model relates to one kind to return for drink water purifying, sea water desalination, sanitary sewage, trade effluent deep purifying
With etc. the membrane separation plants of water treatment technologies belong to liquid separating film more particularly, to a kind of external pressure type hollow fiber membrane component
Technical field.
Background technique
With China's rapid development of economy, urban water consumption and displacement are all being continuously increased, and are exacerbated tight with water
It opens and the pollution of water quality, environmental problem becomes increasingly conspicuous, water crisis resulting from has become the important system of socio-economic development
About factor.In face of such severe situation, effectively improving sewage purification degree, improving water reuse rate is to solve currently
The important measures of water crisis.That there is effluent characteristics is not high for traditional sewage disposal technology, take up a large area, stability difference etc. lacks
Point has been unable to satisfy new requirement.Membrane separation technique is a kind of deep purification of waste water processing technique of rising in recent years, is had net
Rate is high, producing water water quality is good, device volume is small, it is easy to operate, do not generate the features such as secondary pollution, be the neck such as resource, the energy, environment
The common technology in domain, it has also become energy-saving and emission-reduction, especially water treatment field core technology of greatest concern.
Hyperfiltration technique is a kind of important membrane separation technique, using ultrafiltration membrane as filter medium, using pressure as driving force, works as original
When water flows through film surface under a certain pressure, water and small molecule solute can penetrate membranous wall, and larger-size solute in raw water
Molecule and other impurity are then trapped within the liquid feeding side of film, become condensed water, to realize the purification to raw water.Ultrafiltration membrane is because of it
Membranous wall gathers micropore, and about 0.01~0.1 micron of pore size, to larger molecular organics, colloid, algae, bacterium, virus, suspension
The impurity such as composition granule have the removal efficiency of superelevation.
Hollow-fibre membrane is currently the principal mode of ultrafiltration membrane, and adhesive is usually used and glues several hundred to tens of thousands of film wires
It is connected together, is sealed in the shell of tubular, and the end of its two sides is adhesively fixed on the inner wall of the housing, hollow fibre is made
Tie up hyperfiltration membrane assembly.When being packaged to both ends, polysulfone hollow fiber ultrafiltration membrane system can be encapsulated as inner pressed and external-compression type two
Major class.External-compression type membrane module is readily cleaned since the pollutant being trapped collects in outside film wire, therefore, is more suitable for living
In the higher water process environment of the pollutant loads such as sewage, industrial wastewater.
However, the external pressure type hollow fiber membrane component applied at present is nearly all that raw water enters in component from side water inlet
Portion, this results in film wires to impact for a long time by water inlet, and film surface water-flow equation is uneven, generates bias current.Simultaneously as outer
Pressure type membrane module will not load very close when film wire is loaded, and certain space can be reserved between film wire, in order to air wiping
It washes and is swung with film wire, remove the pollutant of film wire outer surface, in this way, membrane module is in the long-term use, film wire can be by gradually
Elongate, under the alternating action for filtering and rinsing, can intersect winding between film wire, and film wire can be drawn into water flow it is dense
Shrink outlet or cleaning solution discharge outlet and cause to damage.
Summary of the invention
The utility model is place in order to overcome the shortcomings in the prior art, is provided a kind of structurally reasonable, convenient for manufacture
External pressure type hollow fiber membrane component and preparation method thereof further promotes ultrafiltration apparatus reliability of operation and stability.
To realize above-mentioned target, the technical solution that the utility model is taken are as follows: a kind of external pressure type hollow fiber membrane component, packet
Shell, upper and lower two end caps and attached intake-outlet, hollow fiber film thread and upper and lower two pieces of porous film wire distribution plates are included,
It is characterized by: the hollow fiber film thread is uniformly divided into several bundle of hollow tunica fibrosa tow；The hollow-fibre membrane tow
With adhesive, glue is enclosed in two-section plastic tubulature respectively at both ends, moulding by casting；The two-section plastic tubulature is separately fixed at described
In the macropore of upper and lower two pieces of porous film wire distribution plates；The porous film wire distribution plate for being fixed with hollow-fibre membrane tow with it is described
Shell and upper and lower two end caps are tightly connected by anchor ear, which is to be detachably connected；The center of the lower cover
Original water inlet is equipped at position, the center position of the upper end cover is equipped with water purification outlet, and the upper side of the shell is equipped with
One concentration water out.
Further, upper end after moulding by casting, is cut with cutter in plastic tubulature in hollow-fibre membrane tow both ends
Head film wire, fully opens the film wire hole of upper end, and the film wire hole of lower end keeps sealing.
Further, two pieces of porous film wire distribution plate constructions up and down are different, and the porous film wire distribution plate of upper end is only set
There is the macropore for fixing the hollow-fibre membrane tow, and in addition to being equipped with for fixing on the porous film wire distribution plate of lower end
Outside the macropore for stating hollow-fibre membrane tow, it is additionally provided with the lesser deflector hole of several diameters.
Further, the size in the deflector hole aperture and the size of the porous film wire distribution plate match, as excellent
Choosing, the diameter of the deflector hole are 5~10 mm, and the percent opening of deflector hole is 5%~20% on the porous film wire distribution plate.
Further, the condensed water exit is provided with cellular water distributor, to prevent in filtering or flushing process, fluid
Flow velocity is too fast, takes film wire out of putamina and film wire is caused to be pulled off.
The utility model has the following technical effect that: (1) traditional hollow fiber film assembly packaging method is usually to use
Adhesive nearly ten thousand hollow fiber film threads bond together, and the cross-linking reaction of a large amount of adhesive can generate higher heat, make
Film wire discoloration, or even film wire root can be burnt out, cross-linking reaction can also cause the consequences such as shelling and implode.The utility model is by setting
Porous film wire distribution plate is set, using hollow fiber film thread beam splitting formula packaging technology, the casting small lot of film wire is separately carried out, is dropped
Temperature rise in low film wire casting process, avoids the risk that hollow fiber film thread is burned.
(2) the utility model uses beam splitting formula packaging technology, not only can be to avoid film wire existing for traditional packaging technology
Between intersect wrapping phenomena, and be readily cleaned the pollutant for encapsulating end point, eliminate cleaning dead zone, dead angle is asked
Topic, is conducive to extend the service life of membrane module.
(3) compared with the feed liquor of conventional external pressure type hollow fiber membrane component side, the utility model passes through in the porous of lower end
Deflector hole is set on film wire distribution plate, realizes that material liquid feed liquor direction is consistent with film wire arragement direction, this is conducive to protective film
Silk is not impacted by fluid orthogonal, moreover, material liquid enters membrane module from the deflector hole of lower end, material liquid can be made to be uniformly distributed,
To effectively improve the filter efficiency of film wire.
(4) for external pressure type hollow fiber membrane component, due to needing, to film wire, there are certain swing space, film wires
It generally will not load very close, moreover, film wire can occur in use stretching, due to film wire itself is swollen etc.
Elongation can be drawn into dense drain outlet with water flow and be pulled off, the utility model passes through in dense row in dense row and cleaning process
Cellular water distributor is set at water out, avoids that exit fluid flow rate is too fast, and film wire is carried over putamina and is pulled off.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of external pressure type hollow fiber membrane component described in the utility model.
Fig. 2 is hollow-fibre membrane tow schematic diagram.
Fig. 3 is the porous film wire distribution plate schematic diagram in membrane module upper end.
Fig. 4 is the porous film wire distribution plate schematic diagram in membrane module lower end.
Specific embodiment
The utility model is described in detail below in conjunction with the drawings and specific embodiments.
A kind of structural schematic diagram of external pressure type hollow fiber membrane component described in the utility model is as shown in Figure 1, include shell
Body 6, upper end cover 10, lower cover 2 and attached original water inlet 1, water purification outlet 11, hollow fiber film thread 5 and upper and lower more than two pieces
Hole film wire distribution plate 3,9.The encapsulation of the hollow fiber film thread 5 uses beam splitting formula packaging method, i.e., will be a certain number of hollow
Fiber film wire both ends are cast in respectively in one section of plastic tubulature 4 in advance with adhesive, form a branch of hollow-fibre membrane tow (as schemed
Shown in 2).It is equipped with sealing ring 12 outside the plastic tubulature 4, can be sealed with two pieces of porous film wire distribution plates 3,9 up and down
The schematic diagram difference of connection, two pieces of porous film wire distribution plates up and down is as shown in Figure 3, Figure 4.It is described to be fixed with hollow-fibre membrane
The porous film wire distribution plate 3,9 of tow is attached with the shell 6 and upper and lower two end caps 2,10 by anchor ear, the connection
Mode is to be detachably connected.
Further, the original water inlet 1 is located at the center position of the lower cover 2, and the water purification outlet 11 is located at
The center position of the upper end cover 10, the upper side of the shell 6 are equipped with concentrated water outlet 8.
Further, hollow-fibre membrane tow both ends are cut in the plastic tubulature 4 after moulding by casting with cutter
Upper end film wire fully opens the film wire hole of upper end, and the film wire hole of lower end keeps sealing.
Further, two pieces of porous constructions of film wire distribution plate 3,9 up and down are different, and the porous film wire distribution plate 9 in upper end is only
Equipped with the macropore 13 for fixing the hollow-fibre membrane tow, and in addition to being equipped with for solid on the porous film wire distribution plate 3 in lower end
Outside the macropore 13 of the fixed hollow-fibre membrane tow, it is additionally provided with the lesser deflector hole 14 of several diameters.
Further, the size in 14 aperture of deflector hole and the size of the porous film wire distribution plate 3 match, as
It is preferred that the diameter of the deflector hole is 5~10 mm, the percent opening of deflector hole is 5%~20% on the porous film wire distribution plate.
Further, it is provided with cellular water distributor 7 at the concentration water out 8, to prevent flowing in dense row or cleaning process
Body flow velocity is too fast, takes film wire out of putamina and film wire is caused to be pulled off.
In the present embodiment, raw water is from the original water inlet 1 of membrane module bottom through the water conservancy diversion on the porous film wire distribution plate in lower end
Hole 14 enters membrane module, and driven by pressure, water purification enters on the inside of film wire through hollow fiber film thread wall, by film wire Shu Shangduan's
Film wire hole imports upper end cover 10, is delivered to water producing pipe road through water purification outlet 11.The macromolecular of hollow fiber film thread wall cannot be penetrated
Pollutant is trapped on the outside of film wire, flow to membrane module upper end by membrane module lower end with water flow, finally from 8 discharge of concentrated water outlet.
In order to prevent in dense row and cleaning process, film wire is drawn into dense drain outlet and is pulled off, and is provided at concentrated water outlet 8 porous
Shape water distributor 7.
The hollow fiber film assembly of the utility model, by be arranged deflector hole, enable raw water along film wire direction into
Enter membrane module, this is conducive to raw water and is uniformly distributed in membrane module, improves film wire filter efficiency, and film wire is protected not intake
Vertical impact, the service life for extending membrane module.Simultaneously as using external-compression type pouring technology, the pollutant being trapped converges
Collection is readily cleaned outside film wire, and pollutant holding capability is big, low to influent quality requirement, the cleaning frequency is longer, is more suitable for living
In the higher water process environment of the pollutant loads such as sewage, industrial wastewater.
Claims (5)
1. a kind of external pressure type hollow fiber membrane component, including shell, upper and lower two end caps and attached intake-outlet, doughnut
Film wire and upper and lower two pieces of porous film wire distribution plates, it is characterised in that: the hollow fiber film thread is uniformly divided into several beams
Empty fiber membrane tow, with adhesive, glue is enclosed in two-section plastic tubulature respectively at hollow-fibre membrane tow both ends, the two-section
Plastic tubulature is separately fixed in the macropore of two pieces of porous film wire distribution plates up and down, described to be fixed with hollow-fibre membrane tow
Porous film wire distribution plate connect with the shell and upper and lower two end cap seals, the center position of the lower cover is equipped with
Original water inlet, the center position of the upper end cover are equipped with water purification outlet, and the upper side of the shell is equipped with a condensed water
Outlet.
2. a kind of external pressure type hollow fiber membrane component according to claim 1, it is characterised in that: the hollow fiber film thread
The film wire hole of beam upper end fully opens, and the film wire hole of lower end is sealed with glue.
3. a kind of external pressure type hollow fiber membrane component according to claim 1, it is characterised in that: described upper and lower two pieces porous
Film wire distributes plate structure difference, and the porous film wire distribution plate of upper end is provided only with for fixing the big of the hollow-fibre membrane tow
Hole, and be additionally provided on the porous film wire distribution plate of lower end in addition to being equipped with other than the macropore for fixing the hollow-fibre membrane tow
Several lesser deflector holes of diameter.
4. a kind of external pressure type hollow fiber membrane component according to claim 3, it is characterised in that: the deflector hole aperture
Size and the size of the porous film wire distribution plate match, and the diameter of the deflector hole is 5~10 mm, the porous film wire
The percent opening of deflector hole is 5%~20% on distribution plate.
5. a kind of external pressure type hollow fiber membrane component according to claim 1, it is characterised in that: the condensed water exit
It is provided with cellular water distributor, to prevent in filtering or flushing process, fluid flow rate is too fast, takes film wire out of putamina and leads to film wire
It is pulled off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820976453.1U CN208786175U (en) | 2018-06-25 | 2018-06-25 | A kind of external pressure type hollow fiber membrane component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820976453.1U CN208786175U (en) | 2018-06-25 | 2018-06-25 | A kind of external pressure type hollow fiber membrane component |
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| Publication Number | Publication Date |
|---|---|
| CN208786175U true CN208786175U (en) | 2019-04-26 |
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ID=66201483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820976453.1U Active CN208786175U (en) | 2018-06-25 | 2018-06-25 | A kind of external pressure type hollow fiber membrane component |
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| Country | Link |
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| CN (1) | CN208786175U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108554182A (en) * | 2018-06-25 | 2018-09-21 | 内蒙古科泰隆达环保科技有限公司 | A kind of external pressure type hollow fiber membrane component |
| CN110935319A (en) * | 2019-11-11 | 2020-03-31 | 西安重光明宸检测技术有限公司 | Quick detachable purification membrane module |
-
2018
- 2018-06-25 CN CN201820976453.1U patent/CN208786175U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108554182A (en) * | 2018-06-25 | 2018-09-21 | 内蒙古科泰隆达环保科技有限公司 | A kind of external pressure type hollow fiber membrane component |
| CN110935319A (en) * | 2019-11-11 | 2020-03-31 | 西安重光明宸检测技术有限公司 | Quick detachable purification membrane module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An external pressure type hollow fiber membrane module Effective date of registration: 20210317 Granted publication date: 20190426 Pledgee: Bank of Inner Mongolia Co., Ltd. Xilingol Taipusiqi sub branch Pledgor: INNER MONGOLIA KETAI LONGDA ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Registration number: Y2021150000024 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220324 Granted publication date: 20190426 Pledgee: Bank of Inner Mongolia Co.,Ltd. Xilingol Taipusiqi sub branch Pledgor: INNER MONGOLIA KETAI LONGDA ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Registration number: Y2021150000024 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An external pressure hollow fiber membrane module Effective date of registration: 20220329 Granted publication date: 20190426 Pledgee: Bank of China Limited Xilinhot branch Pledgor: INNER MONGOLIA KETAI LONGDA ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Registration number: Y2022150000024 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |