CN202933628U - External compression type hollow fiber ultrafiltration membrane device with multi-section water inlet structure - Google Patents
External compression type hollow fiber ultrafiltration membrane device with multi-section water inlet structure Download PDFInfo
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- CN202933628U CN202933628U CN 201220686475 CN201220686475U CN202933628U CN 202933628 U CN202933628 U CN 202933628U CN 201220686475 CN201220686475 CN 201220686475 CN 201220686475 U CN201220686475 U CN 201220686475U CN 202933628 U CN202933628 U CN 202933628U
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Abstract
The utility model relates to an external compression type hollow fiber ultrafiltration membrane device with a multi-section water inlet structure. The hollow fiber ultrafiltration membrane device comprises a housing, wherein a thick water outlet is arranged at the top end of the housing; a producing water outlet is arranged on one side at the top end of the housing; a raw water inlet is arranged at the bottom end of the housing; end water distributors and a plurality of middle baffle water distributors are arranged in the housing; the end water distributors are connected with the middle baffle water distributors at the top end through top connecting pipes; the two adjacent middle baffle water distributors are connected through a connecting pipe; a plurality of water inlet pipes are distributed below the middle baffle water distributors at the bottom end; the water inlet pipes are communicated with the raw water inlet; the middle baffle water distributors comprise hollow pipe bodies; a plurality of water distribution flow channels are uniformly distributed on the outer sides of the hollow pipe bodies; and a fan-shaped region formed among the two adjacent water distribution flow channels, the outer wall of each hollow pipe body and the inner wall of the housing is filled with a hollow fiber ultrafiltration membrane. According to the hollow fiber ultrafiltration membrane device, the service life of a membrane assembly is prolonged, the membrane cleaning effect is improved at the same time, and the cleaning energy consumption is saved.
Description
Technical field
The utility model relates to a kind of multi-section water-inlet structure external compression type hollow fiber ultrafiltration membrane device.
Background technology
The pillar polysulfone hollow fiber ultrafiltration membrane system is owing to having higher loading density and aquifer yield, and assembly connects and be easy to loading and unloading, is the present industrial hyperfiltration membrane assembly form that is most widely used.The pillar polysulfone hollow fiber ultrafiltration membrane system is divided into again two kinds of inner pressed and external-compression types, and the inner pressed membrane module is that flow is through the hollow-fibre membrane inner chamber, because flow resistance is larger, so length component is shorter usually; And the external-compression type membrane module is flow through the hollow-fibre membrane outside, and in general, in same film area loading density situation, external-compression type membrane module runner is wider, and so the resistance to water-flow less is can do the long and membrane area loading density is higher.For current are evenly distributed, substantially adopt at present single end head porous and/or multiple-blade runner water distribution.
In order to save energy, the ultrafiltration pattern adopts " dead end " to filter or low emission/or low internal circulating load mode more at present.Existing pillar doughnut external pressure hyperfiltration membrane assembly adopts the single-ended water inlet in bottom more, by bottom porous and/or multiple-blade runner water distribution, then filters by the mode of the dense water of top central tube row.Assembly is larger at the water flow velocity of water inlet end, pressure is higher, water pollutant concentration is lower, but current are along with the increase from the water inlet distance, and discharge and flow velocity all reduce, hypotension, pollutant levels increase, the permeation rate of film reduces, and film pollutes tendency and strengthens, and especially the assembly head portion is even more serious.Therefore, the integral membrane performance of membrane module is not fully exerted.And the film pollution level of membrane module each several part is not identical yet, brings the effect of cleaning different yet.Finally cause cleaning frequent and the assembly life-span shortening.
The utility model content
The purpose of this utility model is to provide a kind of multi-section water-inlet structure external compression type hollow fiber ultrafiltration membrane device, to overcome present prior art above shortcomings.
The purpose of this utility model is to be achieved through the following technical solutions:
a kind of multi-section water-inlet structure external compression type hollow fiber ultrafiltration membrane device, comprise housing, the top of described housing is provided with dense water out, one side on housing top is provided with the product water out, the bottom of housing is provided with original water inlet, the inside of housing is provided with termination water-locator and some middle demarcation strip water-locators, the termination water-locator be connected by the top tube connector between the middle demarcation strip water-locator on top, connect by tube connector between the demarcation strip water-locator in the middle of adjacent two, be distributed with some water inlet pipes below the middle demarcation strip water-locator of bottom, water inlet pipe is communicated with original water inlet, middle demarcation strip water-locator comprises hollow tube, the outside of hollow tube is evenly distributed with some cloth water flow passage, two adjacent cloth water flow passage, be filled with hollow fiber film yarn in the sector region that forms between the inwall of hollow tube outer wall and housing.
Preferably, described termination water-locator and the distance between the middle demarcation strip water-locator on top are 300-800mm.
Preferably, the number of described middle demarcation strip water-locator is 1-4.
Preferably, the width between described water distribution runner inner wall is 4-12mm.
Preferably, the number of described cloth water flow passage is 4-12.
The beneficial effects of the utility model are: the external pressing type hollow fibrous membrane device with multistage cloth water-bound is the demarcation strip water-locator in the middle of bearing shell inside is provided with, the utility model internal pressure is distributed rationally, water velocity is even, reduce the concentration polarization phenomenon in filter process, effectively controlling diaphragm pollutes, and gives full play to the integral membrane performance, extends filtration, cleaning frequency, improve the service life of membrane module, improved simultaneously the film cleaning performance and saved the energy consumption of cleaning.
Description of drawings
The below is described in further detail the utility model with reference to the accompanying drawings.
Fig. 1 is the cutaway view of the described multi-section water-inlet structure of the utility model embodiment external compression type hollow fiber ultrafiltration membrane device;
Fig. 2 is the internal structure schematic diagram of the described multi-section water-inlet structure of the utility model embodiment external compression type hollow fiber ultrafiltration membrane device;
Fig. 3 is the structural representation of middle demarcation strip water-locator in the described multi-section water-inlet structure of the utility model embodiment external compression type hollow fiber ultrafiltration membrane device.
In figure:
1, housing; 2, dense water out; 3, original water inlet; 4, termination water-locator; 5, middle demarcation strip water-locator; 6, top tube connector; 7, tube connector; 8, water inlet pipe; 9, hollow tube; 10, cloth water flow passage; 11, hollow fiber film yarn; 12, produce water out.
The specific embodiment
as Figure 1-3, the described a kind of multi-section water-inlet structure external compression type hollow fiber ultrafiltration membrane device of the utility model embodiment, comprise housing 1, the top of described housing 1 is provided with dense water out 2, one side on housing 1 top is provided with produces water out 12, the bottom of housing 1 is provided with original water inlet 3, the inside of housing 1 is provided with termination water-locator 4 and some middle demarcation strip water-locators 5, termination water-locator 4 be connected by top tube connector 6 between the middle demarcation strip water-locator 5 on top, connect by tube connector 7 between demarcation strip water-locator 5 in the middle of adjacent two, the below that is positioned at the middle demarcation strip water-locator 5 of bottom is distributed with some water inlet pipes 8, water inlet pipe 8 is communicated with original water inlet 3, middle demarcation strip water-locator 5 comprises hollow tube 9, the outside of hollow tube 9 is evenly distributed with some cloth water flow passage 10, two adjacent cloth water flow passage 10, be filled with hollow fiber film yarn 11 in the sector region that forms between the inwall of hollow tube 9 outer walls and housing 1.
The distance of demarcation strip water-locator 5 and termination water-locator 4 in the middle of described, different from loading density according to the hollow-fibre membrane diameter, pending water quality difference, membrane module diameter and length are regulated, pollute and be advisable with Fluid Flow in A, the minimizing film that promotes membrane module inside, distance is 300-800mm, according to length of the present utility model, the quantity of middle demarcation strip water-locator 5 is 1-4.The water distribution width of flow path in middle demarcation strip water-locator 5 cross sections is different from loading density according to thickness, hollow fiber film yarn 11 diameters of top tube connector 6, the difference of working pressure of the present utility model is adjusted, reach the purpose of controlling diaphragm silk surface water Flow Velocity, and then the situation of effective controlling diaphragm pollution, stitching wide is 4-12mm.According to housing 1 size of the utility model inner connection tube and pressure-bearing, the cloth water flow passage quantity of middle demarcation strip water-locator 5 is 4-12.
During use, middle demarcation strip water-locator 5 not only arranges in bottom of the present utility model, and also is provided with middle demarcation strip water-locator 5 on cross section in the middle of the housing 1 of pressure-bearing.Different from loading density according to hollow fiber film yarn 11 diameters, the situation of pending water quality difference, membrane module diameter and internal contamination, the reasonable Arrangement water-locator, can make the Fluid Flow in A of the utility model inside even, pressure distribution is reasonable, reduce the concentration polarization phenomenon in filter process, effectively controlling diaphragm pollutes and gives full play to the integral membrane performance.In the middle of described, demarcation strip water-locator 5 interts along the hollow fiber film yarn 11 axial directions of length direction.Bonding with adhesive glue between tube connector 6 and a demarcation strip water-locator 5.The reasonable Arrangement water-locator can make the Fluid Flow in A of this membrane module inside even, and pressure distribution is reasonable, reduces the concentration polarization phenomenon in filter process, and effectively controlling diaphragm pollutes and gives full play to the integral membrane performance.
The utility model is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present utility model; no matter but do any variation on its shape or structure; every have identical with a application or akin technical scheme, within all dropping on protection domain of the present utility model.
Claims (5)
1. multi-section water-inlet structure external compression type hollow fiber ultrafiltration membrane device, comprise housing (1), the top of described housing (1) is provided with dense water out (2), one side on housing (1) top is provided with produces water out (12), the bottom of housing (1) is provided with original water inlet (3), it is characterized in that: the inside of housing (1) is provided with termination water-locator (4) and some middle demarcation strip water-locators (5), be connected by top tube connector (6) between termination water-locator (4) and the middle demarcation strip water-locator (5) that is positioned at the top, connect by tube connector (7) between demarcation strip water-locator (5) in the middle of adjacent two, be distributed with some water inlet pipes (8) below the middle demarcation strip water-locator (5) of bottom, water inlet pipe (8) is communicated with original water inlet (3), middle demarcation strip water-locator (5) comprises hollow tube (9), the outside of hollow tube (9) is evenly distributed with some cloth water flow passage (10), is filled with hollow fiber film yarn (11) in the sector region that forms between the inwall of adjacent two cloth water flow passage (10), hollow tube (9) outer wall and housing (1).
2. multi-section water-inlet structure external compression type hollow fiber ultrafiltration membrane device according to claim 1 is characterized in that: described termination water-locator (4) and the distance that is positioned between the middle demarcation strip water-locator (5) on top are 300-800mm.
3. multi-section water-inlet structure external compression type hollow fiber ultrafiltration membrane device according to claim 2 is characterized in that: in the middle of described, the number of demarcation strip water-locator (5) is 1-4.
4. multi-section water-inlet structure external compression type hollow fiber ultrafiltration membrane device according to claim 3, it is characterized in that: the width between described cloth water flow passage (10) inwall is 4-12mm.
5. multi-section water-inlet structure external compression type hollow fiber ultrafiltration membrane device according to claim 4, it is characterized in that: the number of described cloth water flow passage (10) is 4-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220686475 CN202933628U (en) | 2012-12-12 | 2012-12-12 | External compression type hollow fiber ultrafiltration membrane device with multi-section water inlet structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220686475 CN202933628U (en) | 2012-12-12 | 2012-12-12 | External compression type hollow fiber ultrafiltration membrane device with multi-section water inlet structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202933628U true CN202933628U (en) | 2013-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220686475 Expired - Lifetime CN202933628U (en) | 2012-12-12 | 2012-12-12 | External compression type hollow fiber ultrafiltration membrane device with multi-section water inlet structure |
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| Country | Link |
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| CN (1) | CN202933628U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105935553A (en) * | 2016-05-31 | 2016-09-14 | 河海大学 | Multi-tube water distribution hollow filter ultrafilter membrane assembly |
| CN106345301A (en) * | 2016-10-17 | 2017-01-25 | 珠海格力电器股份有限公司 | Water purification machine and ultrafiltration membrane assembly thereof |
-
2012
- 2012-12-12 CN CN 201220686475 patent/CN202933628U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105935553A (en) * | 2016-05-31 | 2016-09-14 | 河海大学 | Multi-tube water distribution hollow filter ultrafilter membrane assembly |
| CN106345301A (en) * | 2016-10-17 | 2017-01-25 | 珠海格力电器股份有限公司 | Water purification machine and ultrafiltration membrane assembly thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 101500, room 4, building 2, Canbo Road, Miyun, Beijing (Economic Development Zone) Patentee after: MEMSINO MEMBRANE TECHNOLOGY (BEIJING) Co.,Ltd. Patentee after: BEIJING POTEN ENVIRONMENTAL RESEARCH INSTITUTE Co.,Ltd. Patentee after: POTEN ENVIRONMENT GROUP Co.,Ltd. Address before: 101500, room 4, building 2, Canbo Road, Miyun, Beijing (Economic Development Zone) Patentee before: MEMSINO MEMBRANE TECHNOLOGY (BEIJING) Co.,Ltd. Patentee before: Beijing Poten Environment Reasearch Institute Co.,Ltd. Patentee before: POTEN ENVIRONMENT GROUP Co.,Ltd. |
|
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 101500, room 4, building 2, Canbo Road, Miyun, Beijing (Economic Development Zone) Patentee after: MEMSINO MEMBRANE TECHNOLOGY (BEIJING) Co.,Ltd. Patentee after: BOTIAN ENVIRONMENTAL PLANNING AND DESIGN INSTITUTE (BEIJING) Co.,Ltd. Patentee after: POTEN ENVIRONMENT GROUP Co.,Ltd. Address before: 101500, room 4, building 2, Canbo Road, Miyun, Beijing (Economic Development Zone) Patentee before: MEMSINO MEMBRANE TECHNOLOGY (BEIJING) Co.,Ltd. Patentee before: BEIJING POTEN ENVIRONMENTAL RESEARCH INSTITUTE Co.,Ltd. Patentee before: POTEN ENVIRONMENT GROUP Co.,Ltd. |
|
| PE01 | Entry into force 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: External compression type hollow fiber ultrafiltration membrane device with multi-section water inlet structure Effective date of registration: 20191203 Granted publication date: 20130515 Pledgee: Beijing urban construction and development branch of China Construction Bank Co.,Ltd. Pledgor: MEMSINO MEMBRANE TECHNOLOGY (BEIJING) Co.,Ltd.|BOTIAN ENVIRONMENTAL PLANNING AND DESIGN INSTITUTE (BEIJING) Co.,Ltd.|POTEN ENVIRONMENT GROUP Co.,Ltd. Registration number: Y2019990000644 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130515 |