CN103446888B - Flushable external pressure type ultrafiltration filter element assembly and water purifier - Google Patents
Flushable external pressure type ultrafiltration filter element assembly and water purifier Download PDFInfo
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- CN103446888B CN103446888B CN201210179693.6A CN201210179693A CN103446888B CN 103446888 B CN103446888 B CN 103446888B CN 201210179693 A CN201210179693 A CN 201210179693A CN 103446888 B CN103446888 B CN 103446888B
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- Prior art keywords
- water
- filter housing
- external pressure
- pressure type
- chamber
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 145
- 238000000108 ultra-filtration Methods 0.000 title claims abstract description 36
- 239000012510 hollow fiber Substances 0.000 claims abstract description 24
- 238000000746 purification Methods 0.000 claims abstract description 22
- 239000002699 waste material Substances 0.000 claims description 27
- 239000002689 soil Substances 0.000 claims description 16
- 230000008676 import Effects 0.000 claims description 9
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 239000010865 sewage Substances 0.000 abstract description 12
- 239000012528 membrane Substances 0.000 abstract description 3
- 239000008213 purified water Substances 0.000 abstract 3
- 239000003344 environmental pollutant Substances 0.000 description 7
- 231100000719 pollutant Toxicity 0.000 description 7
- 239000012535 impurity Substances 0.000 description 3
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000004901 spalling Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a flushable external-pressure ultrafiltration filter element assembly and a water purifier, wherein the ultrafiltration filter element assembly comprises a filter shell and a filter element arranged in the filter shell, a raw water main inlet is arranged at the water inlet end of the filter shell, a purified water main outlet and a sewage discharge main outlet are arranged at the water outlet end of the filter shell, the filter element comprises a water purification chamber and hollow fiber ultrafiltration membrane filaments, the wall of the water purification chamber is provided with the raw water inlet, the purified water outlet and the sewage discharge outlet, the tube orifice at one end of the hollow fiber ultrafiltration membrane filaments is closed, the tube orifice at the other end is communicated with the purified water outlet, a water purification cavity is arranged between the water purification chamber and an end cover at the water outlet end of the filter shell, and the water; a sewage cavity is also arranged between the water purifying chamber and the end cover at the water outlet end of the filter shell, the sewage cavity is positioned at one side of the water purifying cavity back to the water purifying chamber, and the sewage cavity is communicated with the sewage discharge outlet and the main sewage discharge outlet. The washable external-pressure ultrafiltration filter element assembly can prolong the service life of the filter element, increase the total water purification amount and reduce the use cost of consumers.
Description
Technical field
The present invention relates to water treatment facilities, particularly relate to a kind of Flushable external pressure type ultrafiltration filter core assembly, and use the water purifier of this Flushable external pressure type ultrafiltration filter core assembly.
Background technology
Current ultra-filtration element divides inner pressed and external-compression type two kinds.Inner pressed ultra-filtration element has flushable structure, can repeatedly rinse, long service life; But the easy spalling of inner pressed ultra-filtration element, safe drinking water can not get sufficient guarantee.The danger that external-compression type ultra-filtration element does not have hollow fiber film yarn to rupture, but do not possess flushable structure, or need to add recoil valve, adds and automatically controlledly just can to rinse, and only need water pressure enough during milipore filter work, power up and seem very burdensome.
The country such as the more American-European Japan and Korea S of water quality of China is poor, impurities in water more than Japan and other countries about 30%, and milipore filter has easy polluting property, minimizing sharply in service life under poor water quality environment.Ultra-filtration element standard water amount is 2t (current technology), and experiment at present and actual use are generally about 1.5t, when water quality is severe from the beginning less than 1t.
At present, washable filter element effectively can increase total water purification amount, extends filter element life, avoids frequent more renew cartridge, reduce consumer's use cost, but developing result is not very desirable.
Summary of the invention
For above-mentioned prior art present situation, first technical problem to be solved by this invention is, provides a kind of Flushable external pressure type ultrafiltration filter core assembly of long service life, to reduce consumer's use cost.
Second technical problem to be solved by this invention is, provides a kind of water purifier using above-mentioned Flushable external pressure type ultrafiltration filter core assembly.
The present invention solves the technical scheme that above-mentioned first technical problem adopt: a kind of Flushable external pressure type ultrafiltration filter core assembly, comprise filter housing and be placed in the filter core in this filter housing, one end of described filter housing is water inlet end, the other end is water side, the water inlet end of filter housing is provided with former water general import, water purification general export and blowdown general export is provided with in the water side of filter housing, described filter core comprises the water purifying chamber be formed in described filter housing and the hollow fiber film yarn be placed in this water purifying chamber, the wall of described water purifying chamber is provided with original water inlet, pure water inlet and waste, the mouth of pipe of described hollow fiber film yarn one end is closed, the other end mouth of pipe is communicated with described pure water inlet, water-purifying cavity is provided with between described water purifying chamber and the end cap of described filter housing water side, this water purifying chamber is communicated with described water purification general export with described pure water inlet, between described water purifying chamber and the end cap of described filter housing water side, be also provided with soil chamber, this soil chamber is positioned at the side of described water-purifying cavity back to described water purifying chamber, and this soil chamber is communicated with described blowdown general export with described waste.
Wherein in an embodiment, the first end socket and the second end socket is sealedly connected with respectively in the water inlet end and water side of described filter housing, by described filter housing inwall, described first end socket and described second end socket surround described water purifying chamber, and described original water inlet is provided with on described first end socket, described second end socket is provided with described pure water inlet and described waste, dividing plate is provided with between described second end socket and the end cap of described filter housing water side, by this dividing plate, the chamber between described second end socket and the end cap of described filter housing water side is divided into described water-purifying cavity and described soil chamber.
Wherein in an embodiment, described waste is two or more.
Wherein in an embodiment, described waste is three, and three waste are circumferentially uniform centered by the geometric center of described second end socket.
Wherein in an embodiment, described hollow fiber film yarn is axially arranged along described filter housing, and its two ends are separately fixed on described first end socket and described second end socket.
Wherein in an embodiment, described original water inlet and described waste eccentric setting.
Wherein in an embodiment, described first end socket and described second end socket form by epoxy resin cure.
Wherein in an embodiment, described filter housing comprises the cylindrical shell of both ends open, the first end cap being socketed on this outside, cylindrical shell two ends respectively and the second end cap, cover at described first end and be provided with described former water general import, described second end cap is provided with water purification general export and blowdown general export.
Wherein in an embodiment, at described blowdown general export place, mechanical type flush switch is installed.
The present invention solves the technical scheme that above-mentioned second technical problem adopt: a kind of water purifier, and it comprises at least one Flushable external pressure type ultrafiltration filter core assembly described in above-mentioned any one embodiment.
Compared with prior art, Flushable external pressure type ultrafiltration filter core assembly provided by the present invention is provided with the soil chamber away from water purifying chamber, for collecting sewage, so, water purification and sewage are separated, the distance of hollow fiber film yarn and pollutant increases simultaneously, hollow fiber film yarn is away from pollutant, reduce the risk that hollow fiber film yarn is polluted in pollutant backflow again, filter element life can be extended, increase total water purification amount, reduce consumer's use cost, the popularization for water purifier can play positive role.
In addition, Flushable external pressure type ultrafiltration filter core assembly provided by the present invention, owing to adding soil chamber, therefore can arrange plural sewage draining exit, makes blowdown more thorough, improves developing result.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of the Flushable external pressure type ultrafiltration filter core assembly in one of them embodiment of the present invention.
Above in each figure, 100-filter housing, 110-cylindrical shell, 120-first end cap, the former water general import of 121-, 130-second end cap, 131-water purification general export, 132-blowdown general export, 200-filter core, 210-first end socket, 211-original water inlet, 220-second end socket, 221-pure water inlet, 222-waste, 230-hollow fiber film yarn, 240-water purifying chamber, 300-dividing plate, 310-water-purifying cavity, 320-soil chamber, 400-flush switch.
Detailed description of the invention
And the present invention is described in detail in conjunction with the embodiments below with reference to the accompanying drawings.It should be noted that, when not conflicting, the feature in following embodiment and embodiment can combine mutually.
In one of them embodiment of the present invention, provide a kind of Flushable external pressure type ultrafiltration filter core assembly, see Fig. 1, the filter core 200 that the Flushable external pressure type ultrafiltration filter core assembly in the present embodiment comprises filter housing 100 and is placed in filter housing 100.
One end of described filter housing 100 is water inlet end, and the other end is water side, and the water inlet end of filter housing 100 is provided with former water general import 121, is provided with water purification general export 131 and blowdown general export 132 in the water side of filter housing 100.Wherein in an embodiment, filter housing 100 comprises the cylindrical shell 110 of both ends open, is socketed in the first end cap 120 and the second end cap 130 of this outside, cylindrical shell 110 two ends respectively, described first end cap 120 is provided with described former water general import 121, described second end cap 130 is provided with water purification general export 131 and blowdown general export 132.
Described filter core 200 comprises the water purifying chamber 240 be formed in described filter housing 100 and the many hollow fiber film yarns 230 be placed in this water purifying chamber 240, the waste 222 wall of described water purifying chamber 240 being provided with the original water inlet 211 be communicated with described former water general import 121, the pure water inlet 221 be communicated with described water purification general export 131 and being communicated with described blowdown general export 132, the mouth of pipe of described hollow fiber film yarn 230 one end is closed, and the other end mouth of pipe is communicated with described pure water inlet 221; Separate water-purifying cavity 310 and soil chamber 320 is provided with between described water purifying chamber 240 and the end cap of described filter housing 100 water side, described water-purifying cavity 310 is near described water purifying chamber 240, and be communicated with described water purification general export 131 with described pure water inlet 221, described soil chamber 320 away from water purifying chamber 240, and is communicated with described blowdown general export 132 with described waste 222.Running water enters in water purifying chamber 240 from former water general import 121, original water inlet 211, under the pressure effect of running water, hydrone through hollow fiber film yarn 230, and flows to water side by pipe in film silk, and it is inner that impurity is then blocked in water purifying chamber 240 by hollow fiber film yarn 230.When rinsing, flush switch 400 is opened, and because waste resistance is few, hollow fiber film yarn 230 resistance is large, and most of current are gone out by waste, take away the impurity that water processed stays, and reach the effect of washing hollow-fiber ultrafiltration membrane filaments 230.The water purification that filter core 200 is made is collected in water-purifying cavity 310, is discharged by water purification general export 131, and the wastewater collection produced during filter core 200 blowdown, in soil chamber 320, is flowed out by blowdown general export 132.The Main Function of soil chamber 320 is that sewage is focused on a place, so, water purification and sewage are separated, the distance of hollow fiber film yarn and pollutant increases simultaneously, hollow fiber film yarn, away from pollutant, reduces the risk that hollow fiber film yarn is polluted in pollutant backflow again.
Wherein in an embodiment, the first end socket 210 and the second end socket 220 is sealedly connected with respectively in the water inlet end and water side of described filter housing 100, by described filter housing 100 inwall, described first end socket 210 and described second end socket 220 surround described water purifying chamber 240, and described original water inlet 211 is provided with on described first end socket 210, described second end socket 220 is provided with described pure water inlet 221 and described waste 222, dividing plate 300 is provided with between described second end socket 220 and described filter housing 100 second end cap 130, by this dividing plate 300, the chamber between described second end socket and described filter housing 100 second end cap 130 is divided into described water-purifying cavity 310 and described soil chamber 320.
Preferably, described waste 222 is two or more.Preferred further, described waste 222 is three, and three waste 222 are circumferentially uniform centered by the geometric center of described second end socket 220.The beneficial effect of plural waste 222 is adopted to be: can't as so thorough in ideal owing to rinsing at every turn, after each flushing, waste place has accumulation of pollutants, deposit can be disperseed more by adding waste quantity, just equal comparatively speaking to add washing time, make blowdown more thorough, improve developing result.
Preferably, described hollow fiber film yarn 230 is axially arranged along described filter housing, and its two ends are separately fixed on described first end socket 210 and described second end socket 220.
Preferably, described original water inlet 211 and described waste 222 eccentric setting, to reach the object of fully rinsing.
Preferably, described first end socket 210 and described second end socket 220 are formed by epoxy resin cure.Epoxy resin is utilized to be blocked by the mouth of pipe of hollow fiber film yarn 250 near water inlet end.
Preferably, described flush switch 400 is mechanical switch, and whole like this Flushable external pressure type ultrafiltration filter core assembly does not need to power up the work of getting final product.
In another embodiment of the present invention, provide a kind of water purifier, it comprises the described Flushable external pressure type ultrafiltration filter core assembly of above-described embodiment.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a Flushable external pressure type ultrafiltration filter core assembly, comprise filter housing and be placed in the filter core in this filter housing, one end of described filter housing is water inlet end, the other end is water side, the water inlet end of filter housing is provided with former water general import, water purification general export and blowdown general export is provided with in the water side of filter housing, described filter core comprises the water purifying chamber be formed in described filter housing and the hollow fiber film yarn be placed in this water purifying chamber, the wall of described water purifying chamber is provided with original water inlet, pure water inlet and waste, the mouth of pipe of described hollow fiber film yarn one end is closed, the other end mouth of pipe is communicated with described pure water inlet, water-purifying cavity is provided with between described water purifying chamber and the end cap of described filter housing water side, this water-purifying cavity is communicated with described water purification general export with described pure water inlet, it is characterized in that, between described water purifying chamber and the end cap of described filter housing water side, be also provided with soil chamber, this soil chamber is positioned at the side of described water-purifying cavity back to described water purifying chamber, and this soil chamber is communicated with described blowdown general export with described waste, between described water purifying chamber and the end cap of described filter housing water side, be provided with dividing plate, by this dividing plate, the chamber between described water purifying chamber and the end cap of described filter housing water side be divided into described water-purifying cavity and described soil chamber.
2. Flushable external pressure type ultrafiltration filter core assembly according to claim 1, it is characterized in that, the first end socket and the second end socket is sealedly connected with respectively in the water inlet end and water side of described filter housing, described water purifying chamber is surrounded by described filter housing inwall, described first end socket and described second end socket, and described original water inlet is provided with on described first end socket, described second end socket is provided with described pure water inlet and described waste, between described second end socket and the end cap of described filter housing water side, is provided with described dividing plate.
3. Flushable external pressure type ultrafiltration filter core assembly according to claim 2, is characterized in that, described waste is two or more.
4. Flushable external pressure type ultrafiltration filter core assembly according to claim 3, is characterized in that, described waste is three, and three waste are circumferentially uniform centered by the geometric center of described second end socket.
5. Flushable external pressure type ultrafiltration filter core assembly according to claim 2, is characterized in that, described hollow fiber film yarn is axially arranged along described filter housing, and its two ends are separately fixed on described first end socket and described second end socket.
6. Flushable external pressure type ultrafiltration filter core assembly according to claim 2, is characterized in that, described original water inlet and described waste eccentric setting.
7. Flushable external pressure type ultrafiltration filter core assembly according to claim 2, is characterized in that, described first end socket and described second end socket form by epoxy resin cure.
8. the Flushable external pressure type ultrafiltration filter core assembly according to any one of claim 2 to 7, it is characterized in that, described filter housing comprises the cylindrical shell of both ends open, the first end cap being socketed on this outside, cylindrical shell two ends respectively and the second end cap, cover at described first end and be provided with described former water general import, described second end cap is provided with water purification general export and blowdown general export.
9. Flushable external pressure type ultrafiltration filter core assembly according to claim 8, is characterized in that, is provided with mechanical type flush switch at described blowdown general export place.
10. a water purifier, is characterized in that: comprise at least one Flushable external pressure type ultrafiltration filter core assembly as in one of claimed in any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210179693.6A CN103446888B (en) | 2012-06-01 | 2012-06-01 | Flushable external pressure type ultrafiltration filter element assembly and water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210179693.6A CN103446888B (en) | 2012-06-01 | 2012-06-01 | Flushable external pressure type ultrafiltration filter element assembly and water purifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103446888A CN103446888A (en) | 2013-12-18 |
| CN103446888B true CN103446888B (en) | 2015-10-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210179693.6A Expired - Fee Related CN103446888B (en) | 2012-06-01 | 2012-06-01 | Flushable external pressure type ultrafiltration filter element assembly and water purifier |
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| CN (1) | CN103446888B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691323A (en) * | 2014-01-08 | 2014-04-02 | 天津工业大学 | External pressure hollow fiber membrane component |
| CN113522027B (en) * | 2021-06-24 | 2023-06-16 | 合肥云雀智能科技有限公司 | Automatic flushing mechanism and ultrafiltration equipment based on same |
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|---|---|---|---|---|
| JPH11156165A (en) * | 1997-09-26 | 1999-06-15 | Nikkiso Co Ltd | Separation apparatus and separation membrane module |
| CN1488430A (en) * | 2003-09-08 | 2004-04-14 | 董立群 | Honeycomb can-type hollow fiber membrane separating equipment |
| CN201295595Y (en) * | 2008-11-25 | 2009-08-26 | 孟广祯 | Aeration external pressure membrane filter |
| CN201357054Y (en) * | 2009-01-23 | 2009-12-09 | 天津膜天膜科技有限公司 | Membrane module operating device with bidirectional washing function |
| CN102471099A (en) * | 2010-02-17 | 2012-05-23 | 住友电工超效能高分子股份有限公司 | Separation membrane module for oil-containing wastewater treatment, oil-containing wastewater treatment method, and oil-containing wastewater treatment apparatus |
| CN202569962U (en) * | 2012-06-01 | 2012-12-05 | 珠海格力电器股份有限公司 | Flushable external pressure type ultrafiltration filter element assembly and water purifier |
-
2012
- 2012-06-01 CN CN201210179693.6A patent/CN103446888B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11156165A (en) * | 1997-09-26 | 1999-06-15 | Nikkiso Co Ltd | Separation apparatus and separation membrane module |
| CN1488430A (en) * | 2003-09-08 | 2004-04-14 | 董立群 | Honeycomb can-type hollow fiber membrane separating equipment |
| CN201295595Y (en) * | 2008-11-25 | 2009-08-26 | 孟广祯 | Aeration external pressure membrane filter |
| CN201357054Y (en) * | 2009-01-23 | 2009-12-09 | 天津膜天膜科技有限公司 | Membrane module operating device with bidirectional washing function |
| CN102471099A (en) * | 2010-02-17 | 2012-05-23 | 住友电工超效能高分子股份有限公司 | Separation membrane module for oil-containing wastewater treatment, oil-containing wastewater treatment method, and oil-containing wastewater treatment apparatus |
| CN202569962U (en) * | 2012-06-01 | 2012-12-05 | 珠海格力电器股份有限公司 | Flushable external pressure type ultrafiltration filter element assembly and water purifier |
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| CN103446888A (en) | 2013-12-18 |
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