CN201305516Y - Urban and rural KDF55 ultrafiltration membrane combined with water purifier - Google Patents
Urban and rural KDF55 ultrafiltration membrane combined with water purifier Download PDFInfo
- Publication number
- CN201305516Y CN201305516Y CNU2008201411985U CN200820141198U CN201305516Y CN 201305516 Y CN201305516 Y CN 201305516Y CN U2008201411985 U CNU2008201411985 U CN U2008201411985U CN 200820141198 U CN200820141198 U CN 200820141198U CN 201305516 Y CN201305516 Y CN 201305516Y
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- filter
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- valve seat
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- kdf55
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 104
- 238000000108 ultra-filtration Methods 0.000 title claims abstract description 23
- 239000012528 membrane Substances 0.000 title claims abstract description 22
- 238000001914 filtration Methods 0.000 claims description 38
- 239000011258 core-shell material Substances 0.000 claims description 15
- 235000013162 Cocos nucifera Nutrition 0.000 claims description 11
- 244000060011 Cocos nucifera Species 0.000 claims description 11
- 239000003610 charcoal Substances 0.000 claims description 11
- 239000012510 hollow fiber Substances 0.000 claims description 11
- 238000011010 flushing procedure Methods 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 4
- 238000005374 membrane filtration Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 2
- 239000003651 drinking water Substances 0.000 abstract description 11
- 235000020188 drinking water Nutrition 0.000 abstract description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 4
- 239000008399 tap water Substances 0.000 description 13
- 235000020679 tap water Nutrition 0.000 description 13
- 239000000126 substance Substances 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 241000894006 Bacteria Species 0.000 description 8
- 229910001385 heavy metal Inorganic materials 0.000 description 6
- 229910052500 inorganic mineral Inorganic materials 0.000 description 6
- 239000011707 mineral Substances 0.000 description 6
- 235000010755 mineral Nutrition 0.000 description 6
- 230000036541 health Effects 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 5
- 238000013327 media filtration Methods 0.000 description 5
- 239000002352 surface water Substances 0.000 description 5
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 4
- 125000001309 chloro group Chemical group Cl* 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 230000000813 microbial effect Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000011573 trace mineral Substances 0.000 description 4
- 235000013619 trace mineral Nutrition 0.000 description 4
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 3
- 239000003905 agrochemical Substances 0.000 description 3
- 239000000460 chlorine Substances 0.000 description 3
- 229910052801 chlorine Inorganic materials 0.000 description 3
- 239000000084 colloidal system Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 230000001954 sterilising effect Effects 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- 235000020681 well water Nutrition 0.000 description 3
- 239000002349 well water Substances 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 2
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 2
- 241000700605 Viruses Species 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000000844 anti-bacterial effect Effects 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 230000033558 biomineral tissue development Effects 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229960001701 chloroform Drugs 0.000 description 2
- 235000009508 confectionery Nutrition 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000035622 drinking Effects 0.000 description 2
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 2
- 229910001425 magnesium ion Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 235000012206 bottled water Nutrition 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003894 drinking water pollution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- LFLZOWIFJOBEPN-UHFFFAOYSA-N nitrate, nitrate Chemical compound O[N+]([O-])=O.O[N+]([O-])=O LFLZOWIFJOBEPN-UHFFFAOYSA-N 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
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- Water Treatment By Sorption (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model relates to an urban and rural KDF55 ultrafiltration membrane combined with a water purifier which comprises a KDF55 filter layer and an ultrafiltration membrane filter unit; a closed container is provided with an upper circular filter board; the surface of the filter board is provided with an activated carbon filter layer; the container is provided with a lower circuit filter board; the filter board is provided with a plurality of filter heads; the surface of the filter board is provided with the KDF55 filter layer; a filter element which consists of a filter element shell and a filter film is fixed in a central hole at the bottom of a cylinder; the middle of the filter element shell is provided with a ultrafiltration membrane filter element; the lower port of the filter element shell is provided with a nut which is screwed with a valve seat; the lower end of the filter element is provided with a bolt which is screwed with the valve seat; the center of the valve seat is provided with a nut which is screwed with the filter core; the upper part of the valve seat is provided with a bolt; the bolts and the nut can effectively fix the ultrafiltration membrane filter element and the valve seat by rotating the valve seat; the top of the container is provided with a water inlet; the lower part of the filter element shell is provided with a water outlet; the water outlet of the filter unit is communicated with the water inlet of a pure water tank device; and the urban and rural KDF55 ultrafiltration membrane combined with the water purifier is economical and practical, and can supply qualified and healthy drinking water to urban and rural households as well as enterprises and institutions in the countryside.
Description
One, technical field
The utility model relates to water correction plant, particularly the manufacturing field of the water purifier of the tap water that uses for the enterprises and institutions in town-dweller-rural-family and sub-district and inhabitation rural area.
Two, background technology
Along with the industrialized propelling of China, the water pollution problems is increasingly serious.The seriously polluted life that is threatening the mankind of water resources; United Nations's health organization gives a warning to the whole world: " 21 century; water resources crisis will be the human fact that at first will face ", " whole world has at least people more than 50,000 to die from because of drinking the various diseases that polluted water causes every day." scientist reminds us: if or else we note the maintenance to water resources, will occur---" water grows on trees on the earth, but one can not be drunk! "
World Health Organization's investigation points out that human diseases 80% is relevant with water.The main sterilization method of tap water is the chlorination sterilization, though can remove a large amount of bacteriums, also exist objectionable impurities, especially the heavy metal in the water, compositions such as chlorine molecule and nitrite, course of conveying, water tower storage etc. simultaneously all cause secondary pollution to a certain degree.Although with water boil, can't remove the objectionable impuritiess such as heavy metal in the water, the excessive absorption of these materials can cause great harm to human body.Particularly serious to the influence in rural area, the rural potable water sanitary condition is demanded urgently improving, the water source of China's life in the countryside tap water mainly is based on underground water, drink phreatic population and account for 74.87%, the population of drinking the surface water accounts for 25.13%, basically be peasant household with good conditionsi digging well to get water, unqualified is just at rivers, the lake, reservoir, directly fetch water in the gully and drink, these underground water generally pollute, even severe overweight, especially underground water iron, manganese, alkali, suspended substance, the colloid thing, toxic byproduct, agricultural chemicals, bacterium, silt, iron rust, the solid impurity pollution hazard, even there is well that water is arranged, also severe overweight can't be drunk, and is threatening human healthy.The condition of similar city tap-water is not used in general small towns, small towns population is directly with underground water or the face of land natural stream networks source as tap water, its present situation is, the drinking water pollution in rural area, severe overweight, do not reach People's Republic of China's " drinking water sanitary standard ", and the present situation of above-mentioned pollution has constituted the very big threat to the small towns personnel health.
Now there are many water purifier product design structures very single on the market, its product mainly is based on the purification again to city tap-water, the purpose that reaches pure water designs, can not solve small towns population and directly adopt water sources such as underground water or surface water after purifying, to be better than People's Republic of China's " drinking water sanitary standard ", become the purpose of direct-drinking water.As: Chinese patent literature disclose a kind of " the super water purification heating in town and country all-in-one " (ZL200720080620.6) and " family's central water purifier " (Sy020259142), the two all is the water source with the tap water, employing is laminated with media filtration, and active carbon purifying sterilization, medical stone mineralization are treated as direct drinking water.
Three, utility model content
The utility model mainly is in conjunction with China's reality, push forward the building of a new socialist countryside and match with the urban-rural integration construction and to earthquake severely afflicated area population safty of drinking water engineering, purpose provides a kind of town and country KDF55 ultra-filtration membrane coupled water purifying device, is better than the problem of the People's Republic of China's new " drinking water sanitary standard " to solve exceed standard tap water or water sources such as underground water and surface water, rural area, cities and towns after purifying.This novel purpose is realized by following technical scheme: a kind of town and country KDF55 ultra-filtration membrane coupled water purifying device, comprise the cocoanut active charcoal filtering layer, the KDF55 filtering layer, it is characterized in that, also has the hollow fiber ultrafiltration membrane filtration unit: be provided with screw bolt and nut between its cylindrical shell and the upper cover, be provided with annular filter plate and following annular filter plate in the closed container, have on the last filter plate and spread all over the slit, the filter plate surface is provided with the cocoanut active charcoal filtering layer, filtering layer top is provided with arc water distribution cover, have a plurality of circular ports on the following filter plate, be equipped with strainer head on the circular port, the filter plate surface is provided with KDF55 media filtration layer, be fixed with a filter core of forming by filter-core shell and filtering membrane on the cylindrical shell bottom centre hole of filter plate below, spread all over the water hole around the filter-core shell top, described filter core excessively is arranged on the middle part of filter-core shell, and the container top left side is provided with water-in, the container top right side is provided with the back flushing water outlet, the container lower left side is provided with the back flushing water inlet, has water outlet on the filter-core shell lower valve seat; The water outlet of described filtration unit is communicated with the water-in of pure water case.
In the above-mentioned design, this integrated filtration unit in novel employing one-level three Room is with the different needs at town-dweller-rural-family's drinking water treatment.Exceed standard the tap water as part concerning town and country, basis is novel carries out KDF55 media filtration and hollow fiber ultrafiltration membrane filtration treatment to it, as for water sources such as the underground water in rural area and surface water, this is novel to carry out after cocoanut active charcoal filters it, carry out the KDF55 media filtration again, hollow fiber ultrafiltration membrane is filtered and antibacterial processing.
Compare with prior art (on the basis of existing hard coal filtration and active carbon purifying and medical stone mineralization processing), this novel pin is to the water source, rural area, increased the cocoanut active charcoal filtration treatment, increased treatment steps such as one section KDF55 media filtration, hollow fiber ultrafiltration membrane filtration again at rural area and water source, small towns.During this is novel, cocoanut active charcoal threatens granulometric impurity in maximum chlorine residue, peculiar smell, heterochromatic, foreign odor thing, agricultural chemicals, trichloromethane and the water, stops objectionable impuritiess such as bacterium, chemical substance and heavy metal element HUMAN HEALTH in can planar water, remove the organism in the water, keep mineral substance and trace element the human body beneficial; The KDF55 filtrate can be removed the chlorine residue in the water, remove the heavy metal of solubility, the controlling microbial growth, stop the accumulation of hard scale, deironing, reduce fluorochemical, nitrate, nitrate and vitriol, can purify well water, remove the filter membrane of chlorine, bacterium and algae in the tap water, protection ultrafiltration and reduce the mineral substance fouling and suppress microbial reproduction; Hollow fiber ultrafiltration membrane can effectively be removed silt, iron rust, suspended substance, colloid, bacterium, virus, the reduction water hardness in the water, objectionable impuritiess such as the calcium in the removal water, magnesium ion, larger molecular organics, separate 0.001 micron in aperture, filtration efficiency is up to more than 99.8%, reservation is to human body beneficial's mineral substance and trace element, improve mouthfeel, glycol is sweet more to make water quality.
This is novel to have following characteristics: in 1, can planar water HUMAN HEALTH is threatened granulometric impurity in maximum chlorine residue, peculiar smell, heterochromatic, foreign odor thing, agricultural chemicals, trichloromethane and the water, stops objectionable impuritiess such as bacterium, chemical substance and heavy metal element, remove the organism in the water, keep mineral substance and trace element the human body beneficial.2, can remove chlorine residue in the water; remove the heavy metal of solubility; the controlling microbial growth; stop the accumulation of hard scale; deironing, reduce fluorochemical, nitrate and vitriol, can purify well water, remove the filter membrane of chlorine, bacterium and algae in the tap water, protection ultrafiltration and reduce the mineral substance fouling and suppress microbial reproduction.3, can effectively remove silt, iron rust, suspended substance, colloid, bacterium, virus, reduction water hardness in the water, objectionable impuritiess such as the calcium in the removal water, magnesium ion, larger molecular organics, separate 0.001 micron in aperture, filtration efficiency is up to more than 99.8%, reservation is to human body beneficial's mineral substance and trace element, improve mouthfeel, glycol is sweet more thereby make water quality.4, filter back water quality and be better than People's Republic of China's new " drinking water sanitary standard ".
This novel economizer is suitable for, and the enterprises and institutions that are particularly suitable for town-dweller-rural-family and sub-district and inhabitation rural area use, but each household is installed one
Four, description of drawings
Fig. 1 is the device connection diagram of this novel embodiment;
Fig. 2 is the structure iron of filtration unit shown in Figure 1;
Five, embodiment
Fig. 1 illustrates this novel water treatment device and is equipped with the situation of filtering power, as for rural households use, working shaft 2 is extracted the water in well water or the surface water 1 out, and after pipe network is sent into overhead retaining tower, send into through pipe network and carry out filtration treatment in this new device, the water after the processing is sent in the pure water case 5 for using.If for the situation that tap water is arranged in the town and country, then directly tap water is introduced treated in this new device then can (as former water power deficiency, can add topping-up pump).
Among Fig. 2, the closed container that filtration unit 4 is made up of cylindrical shell 4b and upper cover 4a and valve seat 4g, cylindrical shell 4b top is connected with upper cover 4a screw rod, cylindrical shell 4b bottom is connected with valve seat 4g spiral, be provided with screw bolt and nut 29 between this cylindrical shell and the upper cover, be provided with annular filter plate 18 in the container, the filter plate surface is provided with cocoanut active charcoal filtering layer 17 (the about 0.8mm of granularity), be provided with down annular filter plate 20 in the container, the annular filter plate is provided with a plurality of filters 21, its filter was provided with the water slit, the filter plate surface is provided with KDF55 filtering layer 19 (the about 0.7mm of granularity), the total thickness of above-mentioned filtering layer〉1.2m; Be fixed with a filter core of forming by filter-core shell and filtering membrane on the cylindrical shell bottom centre hole of this container, spread all over the water hole around its filter-core shell top, filter-core shell middle part is provided with hollow fiber ultrafiltration membrane and crosses filter core 22 (specification is: diameter 102mm, length 532mm), the end opening of filter-core shell is provided with the nut 23 of the valve seat that spins, the lower end of filter core is provided with the bolt 24 of the valve seat that spins, be provided with silica gel sealing ring 25 in the container, silica gel sealing ring 26, the valve seat center also is provided with the nut 27 of the filter core that spins, valve seat top is provided with bolt 28, screw bolt and nut by rotary valve base effectively fixedly hollow fiber ultrafiltration membrane cross filter core and valve seat, this container top left surface is provided with water-in 4c, the container top right flank is provided with back flushing water outlet 4f, container lower left side face is provided with back flushing water inlet 4e, has water outlet 4d on the filter-core shell lower valve seat; Cocoanut active charcoal filtering layer 17 tops are provided with radian water distribution cover 16 in this container, spread all over small water hole on it, play the distribution and the filler buffer action of water.Can serve as a contrast between the above-mentioned filtering layer with filter cloth.
Referring to Fig. 1, process from water treatment, former water is after valve 6 enters overhead retaining tower, flow out (at this moment from overhead retaining tower lower right side water outlet, bleed valve 8 on the bottom drain cuts out), enter from the water-in 4c on the container of filtration unit through three-way valve 7, (at this moment, bleed valve 11 on threeway water intaking valve 7 on the lower left side back flushing water inlet and the bleed valve 10 on the discharge outlet and the top back flush discharge mouth cuts out), after the antibacterial processing of the smart filter of multilayer, become direct drinking water, outwards export through valve 9, (the threeway water intaking valve 7 on the back flushing water inlet on the external pipe uses when being the supplying apparatus back flushing, and the bleed valve 10 on the external pipe is that supplying apparatus uses when cleaning at ordinary times, and the bleed valve 11 on the back flush discharge mouth of top uses when being the supplying apparatus back flushing).The water outlet of above-mentioned filtration unit is communicated with the water-in of pure water case.
In addition, radian tripod firm banking on can be set, its base is provided with a filter core and changes import and export and attachment fastener, and above-mentioned filtration unit is placed on the base, uses with convenient.
Container can adopt edible stainless steel 304 materials during this was novel, to satisfy hygienic requirements.
Claims (6)
1, a kind of town and country KDF55 ultra-filtration membrane coupled water purifying device, comprise the cocoanut active charcoal filtering layer, the KDF55 filtering layer, it is characterized in that, also has hollow fiber ultrafiltration membrane filtration unit (4): be provided with screw bolt and nut (29) between its cylindrical shell and the upper cover, be provided with annular filter plate (18) in the container, the filter plate surface is provided with cocoanut active charcoal filtering layer (17), be provided with down annular filter plate (20) in the container, the annular filter plate is provided with a plurality of filters (21), its filter was provided with the water slit, the filter plate surface is provided with KDF55 filtering layer (19), be fixed with a filter core of forming by filter-core shell and filtering membrane on the cylindrical shell bottom centre hole of this container, spread all over the water hole around its filter-core shell top, the filter-core shell middle part is provided with hollow fiber ultrafiltration membrane and crosses filter core (22), the end opening of filter-core shell is provided with the nut (23) of the valve seat that spins, the lower end of filter core is provided with the bolt (24) of the valve seat that spins, be provided with silica gel sealing ring (25) in the container, silica gel sealing ring (26), the valve seat center also is provided with the nut (27) of the filter core that spins, valve seat top is provided with bolt (28), screw bolt and nut by rotary valve base effectively fixedly hollow fiber ultrafiltration membrane cross filter core and valve seat, this container top left surface is provided with water-in (4c), has water outlet (4d) on the filter-core shell lower valve seat; The water outlet of described filtration unit (4) is communicated with the water-in of pure water case apparatus (5).
2, water purifier according to claim 1 is characterized in that, cocoanut active charcoal filtering layer (17) top is provided with radian water distribution cover (16) in the container of described filtration unit (4).
3, water purifier according to claim 2 is characterized in that, the about 0.8mm of granularity of the cocoanut active charcoal filtering layer in the container of described filtration unit (4), the about 0.7mm of KDF55 filtering layer granularity, total thickness of filter bed〉1.2m; It is diameter 102mm, length 532mm that hollow fiber ultrafiltration membrane is crossed the filter core specification.
4, water purifier according to claim 3 is characterized in that, the container of described filtration unit (4) is spun by cylindrical shell and upper cover screw rod and forms; Described cylindrical shell bottom is connected with the valve seat spiral; Described filter-core shell and cylindrical shell bottom are welded.
5, water purifier according to claim 4 is characterized in that, the container top right flank of described filtration unit (4) is provided with back flushing water outlet (4f), and container lower left side face is provided with back flushing water inlet (4e).
6, water purifier according to claim 5 is characterized in that, also has radian tripod firm banking on, and its base is provided with a filter core and changes import and export and attachment fastener, and described filtration unit (4) places on this base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201411985U CN201305516Y (en) | 2008-11-06 | 2008-11-06 | Urban and rural KDF55 ultrafiltration membrane combined with water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201411985U CN201305516Y (en) | 2008-11-06 | 2008-11-06 | Urban and rural KDF55 ultrafiltration membrane combined with water purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201305516Y true CN201305516Y (en) | 2009-09-09 |
Family
ID=41097981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201411985U Expired - Fee Related CN201305516Y (en) | 2008-11-06 | 2008-11-06 | Urban and rural KDF55 ultrafiltration membrane combined with water purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201305516Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102225267A (en) * | 2011-04-29 | 2011-10-26 | 常州清澄日化有限公司 | Water filtration purifier |
| CN104326586A (en) * | 2014-10-27 | 2015-02-04 | 苏州腾纳环保科技有限公司 | Household pre-filter |
-
2008
- 2008-11-06 CN CNU2008201411985U patent/CN201305516Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102225267A (en) * | 2011-04-29 | 2011-10-26 | 常州清澄日化有限公司 | Water filtration purifier |
| CN104326586A (en) * | 2014-10-27 | 2015-02-04 | 苏州腾纳环保科技有限公司 | Household pre-filter |
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