CN106396214A - Detachable washing type multi-stage water filtration and purification system - Google Patents

Detachable washing type multi-stage water filtration and purification system Download PDF

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Publication number
CN106396214A
CN106396214A CN201610862244.XA CN201610862244A CN106396214A CN 106396214 A CN106396214 A CN 106396214A CN 201610862244 A CN201610862244 A CN 201610862244A CN 106396214 A CN106396214 A CN 106396214A
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filter element
activated carbon
water
filter
detachable
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CN201610862244.XA
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Chinese (zh)
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CN106396214B (en
Inventor
涂凯
陈顺权
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Guangzhou Institute of Advanced Technology of CAS
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Guangzhou Institute of Advanced Technology of CAS
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/42Treatment of water, waste water, or sewage by ion-exchange
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/44Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/44Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/44Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/442Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/44Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/444Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/68Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/08Multistage treatments, e.g. repetition of the same process step under different conditions
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/04Disinfection

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Water Treatment By Sorption (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

The invention relates to the technical field of water purification equipment and particularly discloses a detachable washing type multi-stage water filtration and purification system. The system comprises a first filter unit and a water outlet pipeline which are sequentially connected with a water inlet pipeline, wherein the first filter unit is detachable; a first filter unit body is provided with a PVDF (polyvinylidene fluoride) hollow fiber membrane module, and a top cover of the first filter unit is provided with activated carbon particles, activated carbon fibers, activated carbon or a PP cotton piece to filter tap water. The low-pressure lining reinforced PVDF hollow fiber membrane module is used as the initial unit for pretreatment, follow-up activated carbon and membrane filter components can be effectively protected, the service life is prolonged, and the water treatment quality of the system is kept stable.

Description

A kind of detachable flushing type multiple stage filters water cleaning systems
Technical field
The present invention relates to purifier technical field is and in particular to a kind of detachable flushing type multiple stage filters water cleaning systems.
Background technology
Membrane separation technique, with pressure as driving force, is selected to mixing liquid by membrane aperture size and surface compatibility Property separate, compared with traditional separation method, UF membrane have selective high, energy consumption is low, separative efficiency is high and facilitate implementation from The advantages of dynamicization.The multistage water cleaning systems of family expenses are based on membrane filtration technique, the pretreatment work such as the activated carbon of cooperation front end, the absorption of PP cotton Skill and tail end activation, adjust mouthfeel, the unit such as ore deposit element functionalization is combined into various different disposal effects and difference in functionality High-, middle- and low-end purifier.
Household water filter using absorption and filters the bacterium effectively going in eliminating water, suspension, silt iron rust colloid, heavy metal With dissolubility small molecule etc., and mouthfeel is adjusted by filtrate, increase mineral matter element, provide for people safe and healthy in real time Drinking water.This water purifier absorption and filtration are considered as to solve drinking water safety, alleviate the not enough optimal mode of safe water. Developed countries household water filter popularity rate has been up to 85%, and domestic be less than 10%, but domestic family expenses in recent years Water purification market development is rapid, especially in terms of quality, no longer meets simple filtration or adsorption function, more focuses on water quality Decontamination index and experience.
, all using sintering PP cotton and activated carbon, PP cotton pore size filter is big for the preposition pretreatment unit of existing multistage water cleaning systems In 5 microns, cutoff performance is limited, and depuration quality there is no guarantee that;And PP cotton mainly removes impurities in water by suction-operated, use Short life, needs constantly to change increase maintenance cost, and after adsorption saturation, replacing can cause the secondary pollution of water quality not in time. In multistage water cleaning systems, pretreatment determines efficiency and the service life of subsequent process, so pretreatment is to whole water purification system The key part of system.
Content of the invention
In view of this it is necessary to be directed to sintering PP cotton and Activated Carbon Pretreatment precision deficiency in existing multistage water cleaning systems, Depuration quality is unstable, and service life is short and the secondary pollution problems that are likely to result in, provides a kind of detachable flushing type many Level filters water cleaning systems.
For achieving the above object, the present invention takes following technical scheme:
The detachable flushing type multiple stage of the present invention filters water cleaning systems, including:It is sequentially connected first connecing with inlet channel Filter element and outlet conduit;Described first filter element is detachable setting;Described first filter element body is provided with poly- Vinylidene (PVDF) hollow fiber film assembly, the first filter element top cover setting granular activated carbon, NACF, activated carbon Or PP cotton piece filters to running water.
Further, in order to adapt to different feedwater quality, the water outlet meeting different qualities requires, described filtration water purification system System also includes at least one of the second filter element, the 3rd filter element, the 4th filter element and described first filter element Be in series combination.
For improving versatility, the connection of all filter elements is all connected using standard pipe and interface.
Further, setting activated carbon, NACF or hyperfiltration membrane assembly in described second filter element body;
Setting granular activated carbon or active carbon loading silver fiber at described 3rd filter element top cover;3rd filter element body Setting ultra filtration filter membrane, nanofiltration filter membrane, osmosis filtration film (RO film), medical stone or mass ratio are 1:1 amberlite Fat and activated carbon;
Described 4th filter element body and/or top cover setting activated carbon, NACF, active carbon loading silver, load silver are lived One of property Carbon fibe, ion exchange resin or medical stone or more.
Above-mentioned first filter element, the second filter element are pretreatment system;Described 3rd filter element is deep purifying System;4th filter element is as rearmounted filtration system.The present invention, in order to adapt to different feedwater quality, meets different qualities Water outlet requires, and neatly can use the first filter element with one or more of subsequent filter unit combined serial, that is, Can be in series with the first filter element for multiple second, third or the 4th filter elements, or can be multiple different the 2nd, the 3rd or the 4th filter element phase mixes the combination that is in series again of connecting with the first filter element.
Further, it is additionally provided with booster pump between described first filter element and outlet conduit.
Further, it is additionally provided with the sensor of detection water quality TDS and water temperature in described outlet conduit exit.
Ultralow pressure lining-reinforced Pvdf Microporous Hollow Fiber Membrane of the present invention has graded pore structure, thin list divides From cortex, assembly discharge pressure as little as 0.5-1atm, mechanical strength is more than 10MPa, can keep larger under tap water pressure Effluent flux, permeation flux 2500-3500LMH under standard conditions, whole suspensions in eliminating water, silt iron rust glue can be removed Body, dissolubility big molecular impurity.
Described ultralow pressure lining-reinforced Pvdf Microporous Hollow Fiber Membrane assembly is used for multiple times after can removing cleaning, Rinsed by running water or other normal developing methods recover flux.
During low pressure lining-reinforced Pvdf Microporous Hollow Fiber Membrane assembly of the present invention uses, mechanical strength is high, filters Pressure is low, and pretreatment will not produce such as adsorption saturation problem in activated carbon or the pretreatment of PP cotton, and film takes flushing apart after being contaminated Or after washing by rubbing with the hands can Reusability, filtering accuracy is high, long service life, can substantially reduce and change the secondary pollution causing, replacing The problems such as high cost and replacing trouble;Initial for pretreatment with low pressure lining-reinforced Pvdf Microporous Hollow Fiber Membrane assembly Unit can effective protection consequent activities charcoal and membrane filtration part, extend its service life, keep the steady of system quality of water treatment Fixed.
Beneficial effects of the present invention are:
1st, low pressure lining-reinforced Pvdf Microporous Hollow Fiber Membrane of the present invention has graded pore structure, thin list separation skin Layer, is packaged into the U-shaped membrane module of fast connection interface, and this membrane module mechanical strength is high, and filter pressure is low, washable rear Reusability, Maintenance cost is low, meets the use demand of conventional Household water purification equipment.
2nd, the preconditioning technique of the present invention can effectively go suspension in eliminating water, silt iron rust colloid, dissolubility macromolecular Impurity, strainability is stable, and protection subsequent filter film is it is ensured that water outlet quality.
3rd, membrane technology separates, with aperture sieve principle, the large scale impurity going in eliminating water, will not produce secondary pollution.
Brief description
Fig. 1 is the structural representation of the one of which embodiment that the detachable flushing type multiple stage of the present invention filters water cleaning systems Figure;
Fig. 2 is the structural representation of the one of which embodiment that the detachable flushing type multiple stage of the present invention filters water cleaning systems Figure;
Fig. 3 is the structural representation of the one of which embodiment that the detachable flushing type multiple stage of the present invention filters water cleaning systems Figure.
Reference:1st, the first filter element;11st, the first filter element top cover;12nd, the first filter element body;2nd, Two filter elements;22nd, the second filter element body;3rd, the 3rd filter element;31st, the 3rd filter element top cover;32nd, the 3rd filtration Cell body;4th, inlet channel;5th, outlet conduit;6th, booster pump;7th, the 4th filter element;71st, the 4th filter element top cover; 72nd, the 4th filter element body.
Specific embodiment
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with the embodiment of the present invention, to this Bright technical scheme is made clearly and completely to describe further.It should be noted that described embodiment is only the present invention one Section Example, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not doing The every other embodiment being obtained under the premise of going out creative work, broadly falls into the scope of protection of the invention.
At present, the pipeline of conveying running water, due to ducking in drink year in year out, is sealed in body of wall or underground, does not have The maintaining method of effect, and periodic maintenance difficult to realize.Domestic water purifying scheme is the maximally effective method solving drinking water safety, stream Water is stale-proof.Household water purification equipment passes through manually periodically to take cleaning apart or changes part and pipeline, removes deposit in time, protects Hold internal watercourses cleaning and unimpeded it is ensured that persistently provide safety and Health drinking water;Purify is only to enter human body simultaneously Water, account for the 2% about of household water, family expenses others cleaning water does not need to do any process, has saved the one-tenth of water process This.
The present invention combines the feature of Domestic water purifying product in the market, and the PVDF low pressure filter membrane with inner liner support is pre- Process critical component, devise a kind of detachable flushing type multiple stage and filter water cleaning systems.
Embodiment 1
Referring to Fig. 1, detachable flushing type multiple stage filters water cleaning systems, is sequentially connected, including with inlet channel 4, first connecing Filter element 1, the second filter element 2, the 3rd filter element 3, outlet conduit 5.Wherein, arrange in the first filter element body 12 Ultralow pressure lining-reinforced PVDF hollow fiber film assembly, the first filter element top cover 11 arranges NACF, the second mistake Filter cell body 22 setting hyperfiltration membrane assembly, the 3rd filter element top cover 31 arranges granular activated carbon, the 3rd filter element is originally Ultra filtration filter membrane is set in body 32.
Wherein inlet channel 4 is directly connected with municipal tap water flowing water Valve, and water first passes through super after entering water cleaning systems Low pressure lining-reinforced PVDF hollow fiber film assembly pre-filtering is to remove silt therein, iron rust, macromolecular suspension and big Part bacterium.Then NACF, hyperfiltration membrane assembly, granular activated carbon and ultra filtration filter membrane are sequentially passed through again, purified water Partly remove calcium ions and magnesium ions therein simultaneously, adjust hardness of water, flowed out for drinking by outlet conduit 5.
According to the difference of influent quality, after water cleaning systems run a period of time (3-6 month), in the first filter element 1 meeting The many pollutants of accumulation, unit interval water yield is gradually lowered, when effluent flux is reduced to less than the 50% of initial flux Take the first filter element top cover 11 apart, membrane module is taken out strong flushing 8-15 minute under water tap, and with strength Hand-launder, until the original white of the color reverses back on surface, or flushing does not have dirt out several times afterwards.Then use running water Rinse potted ends 1-2 minute, again assembly is installed and go back to be continuing with.
Because the PVDF hollow fiber film assembly of pretreatment can thoroughly remove the particulate contamination in raw water and divides greatly Sub- suspension, the pollutant that follow-up NACF, hyperfiltration membrane assembly, granular activated carbon, ultra filtration filter membrane are accepted is few, uses Replacement cycle greatly prolongs, and can be changed once with 10-15 month according to water quality difference.
Embodiment 2
Referring to Fig. 1, embodiment 2 and embodiment 1 differ only in setting in filter element filter assemblies different, specifically It is:Ultralow pressure lining-reinforced PVDF hollow fiber film assembly, the first filter element top are set in the first filter element body 12 Granular activated carbon is arranged on lid 11, the second filter element body 22 arranges activated carbon, setting on the 3rd filter element top cover 31 carries Active carbon of silver fiber, arranges medical stone in the 3rd filter element body 32.Running water in inlet channel 4 flows through detachably successively Ultralow pressure lining-reinforced PVDF hollow fiber film assembly, granular activated carbon, activated carbon, active carbon loading silver fiber and medical stone Afterwards, flowed out for drinking by outlet conduit 5.
, while purified water, using medical stone, constantly the beneficial trace quantity mineral of slow release in water is first for the present embodiment Element, adjusts water salinity, increases and drinks nutrition.
Embodiment 3
Referring to Fig. 1, the present embodiment 3 differs only in the filter assemblies arranging in filter element not with embodiment 1 and 2 With specifically:Ultralow pressure lining-reinforced PVDF hollow fiber film assembly, the first filtration are set in the first filter element body 12 Granular activated carbon is arranged on unit top cover 11, the second filter element body 22 arranges NACF, the 3rd filter element top cover On 31, active carbon loading silver fiber is set, in the 3rd filter element body 32, setting mass ratio is 1:1 ion exchange resin and work Property charcoal.Running water in inlet channel 4 flow through successively dismountable ultralow pressure lining-reinforced PVDF hollow fiber film assembly, Grain activated carbon, NACF, active carbon loading silver, ion exchange resin and activated carbon (mass ratio 1:1) after, by outlet conduit 5 Flow out for drinking.
The small-molecule substance that the present embodiment softens while purifying and thoroughly removes in water, the water after process can be direct Drink.
Embodiment 4
Referring to Fig. 2, the present embodiment is with the difference of above-described embodiment 1-3, the filter assemblies of setting in filter element Difference, is additionally provided with the 4th filter element 7 between described 3rd filter element 3 and described outlet conduit 5, described 4th filtration Unit 7 filters to water quality further as rearmounted filtration system;And also set up a booster pump 6, described increasing in the present embodiment Press pump 6 is arranged on the pipeline between the second filter element 2 and described 3rd filter element 3.Specifically:First filter element is originally In body 12, ultralow pressure lining-reinforced PVDF hollow fiber film assembly is set, the first filter element top cover 11 arranges seed activity Charcoal;Second filter element body 22 arranges hyperfiltration membrane assembly;Nanofiltration filter membrane is set in the 3rd filter element body 32;4th mistake It is provided with medical stone in filter cell body 72, the 4th filter element top cover 71 is provided with active carbon loading silver.In inlet channel 4 Running water flows through dismountable ultralow pressure lining-reinforced PVDF hollow fiber film assembly, granular activated carbon, milipore filter group successively After part, booster pump, nanofiltration filter membrane, medical stone, active carbon loading silver, flowed out for drinking by outlet conduit 5.
Due to the driving pressure of nanofiltration filter membrane higher (more than 0.25MPa), generally tap water pressure is difficult to reach Arrive, so the present embodiment increases force (forcing) pump on pipeline, in case using when insufficient pressure.
The present embodiment softens and thoroughly removes small-molecule substance in water while purifying, when utilize medical stone constantly to In water, the beneficial trace quantity mineral substance element of slow release, adjusts water salinity, increases and drinks nutrition, the water after process can directly be drunk With.
Embodiment 5
Referring to Fig. 3, the present embodiment 5 is with the difference of embodiment 1, the difference of the filter assemblies of setting in filter element, And also set up a booster pump 6 in the present embodiment, described booster pump 6 is arranged at the second filter element 2 and described 3rd filtration On pipeline between unit 3.Specifically:Ultralow pressure lining-reinforced PVDF doughnut is set in the first filter element body 12 Membrane module, the first filter element top cover 11 arranges granular activated carbon, and the second filter element body 22 arranges activated carbon, the 3rd mistake In filter cell body 32, RO film is set.Running water in inlet channel 4 flows through dismountable ultralow pressure lining-reinforced successively Flowed out for drinking by outlet conduit 5 after PVDF hollow fiber film assembly, granular activated carbon, activated carbon, booster pump, RO film.
As further prioritization scheme, the present invention can also arrange sensor in outlet conduit 5 exit, to detect water Matter TDS and water temperature, and remind user's periodic replacement and safeguard, improve the experience property using.
Comparative example
Referring to Fig. 1, it is to substitute the PVDF hollow fiber film assembly in the present invention using PP cotton to be filtered, specifically:The In one filter element body 12, PP cotton is set, the first filter element top cover 11 arranges granular activated carbon, the second filter element is originally Body 22 arranges activated carbon, and the 3rd filter element top cover 31 arranges NACF, arranges super in the 3rd filter element body 32 Filtration filter membrane.Running water in inlet channel in purification process flows through PP cotton, granular activated carbon, activated carbon, active carbon fibre successively Outlet conduit is reached after dimension, ultra filtration filter membrane.
For further illustrating the effect of present system, below make further performance test:
Test condition
In test process, the municipal tap water using water stabilization carries out follow-on test, when purified water infiltration capacity has been reduced to The 50% of beginning flux, is considered as water cleaning systems service life and terminates, need rinsing membrane module, and after cleaning, filter core permeation flux is less than Initial flux 60% when it is believed that filter element life end need change, record start test to life-span end of a period stage system purify The water yield (L), the as service life of cleaning system;Replacement frequency calculates according to average daily consumption of potable water 20L of each family;TDS Test is carried out using conventional TDS test pen, and the TDS testing each embodiment initial period is designated as the TDS of system;Clump count profit Carried out with total plate count quick detection test paper, record that it is negative (-) or positive (+).In test process, raw water TDS is 96ppm, test result is as shown in table 1 below:
The different embodiment test result of table 1
Embodiment 1 Embodiment 2 Embodiment 3 Embodiment 4 Embodiment 5 Comparative example 1
Service life (L) 3860 3920 3680 3536 3650 1690
Replacement frequency (my god) 193 196 184 176 182 84
Water outlet TDS 25.3 35.1 26.8 3.5 0.3 60
Bacterium colony - - - -- -- +
Note:-- the colony IFA technique region that is invisible to the naked eye is represented on test paper after culture, as broad as long with negative control group;
- represent on test paper after culture, it can be seen that very small amount colony IFA technique region, there be there is no with negative control group naked eyes Difference is little;
+ represent naked eyes on test paper after culture it can be seen that a small amount of colony IFA technique region, have substantially with negative control group Difference.
From upper table 1, strainability of the present invention is stable, and protection subsequent filter film is it is ensured that water outlet quality and extend film Service life.
Embodiment described above only have expressed the several embodiments of the present invention, and its description is more concrete and detailed, but simultaneously Therefore the restriction to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for those of ordinary skill in the art For, without departing from the inventive concept of the premise, some deformation can also be made and improve, these broadly fall into the guarantor of the present invention Shield scope.Therefore, the protection domain of patent of the present invention should be defined by claims.

Claims (5)

1. a kind of detachable flushing type multiple stage filters water cleaning systems it is characterised in that including:It is sequentially connected with inlet channel and to connect First filter element and outlet conduit;Described first filter element is detachable setting;Described first filter element body setting Have Pvdf Microporous Hollow Fiber Membrane assembly, first filter element top cover setting granular activated carbon, NACF, activated carbon or PP cotton piece.
2. detachable flushing type multiple stage according to claim 1 filters water cleaning systems it is characterised in that also including the second mistake At least one of filter unit, the 3rd filter element, the 4th filter element are in series with described first filter element and combine.
3. detachable flushing type multiple stage according to claim 2 filters water cleaning systems it is characterised in that described second filters Setting activated carbon, NACF or hyperfiltration membrane assembly in cell body;
Setting granular activated carbon or active carbon loading silver fiber at described 3rd filter element top cover;3rd filter element body setting Ultra filtration filter membrane, nanofiltration filter membrane, osmosis filtration film, medical stone or mass ratio are 1:1 ion exchange resin and activated carbon;
Described 4th filter element body and/or top cover setting activated carbon, NACF, active carbon loading silver, active carbon loading silver One of fiber, ion exchange resin or medical stone or more.
4. detachable flushing type multiple stage according to claim 1 filters water cleaning systems it is characterised in that in described first mistake It is additionally provided with booster pump between filter unit and outlet conduit.
5. detachable flushing type multiple stage according to claim 1 filters water cleaning systems it is characterised in that in described outlet pipe Road exit is additionally provided with the sensor of detection water quality TDS and water temperature.
CN201610862244.XA 2016-09-27 2016-09-27 A kind of detachable flushing type multiple stage filtering water purification system Expired - Fee Related CN106396214B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106904789A (en) * 2017-03-03 2017-06-30 武汉理工大学 The processing unit and method of full-automatic rainwater deep purifying
TWI818004B (en) * 2018-03-30 2023-10-11 美商美國富士電子材料股份有限公司 Chemical liquid manufacturing apparatus

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GB1001296A (en) * 1962-04-16 1965-08-11 Kollsman Paul Method of and apparatus for producing a deionized liquid product by electrodialysis
CN2659871Y (en) * 2003-11-19 2004-12-01 蔡文军 Household water purifier using multi-stage filter element
CN202482150U (en) * 2012-01-18 2012-10-10 中山市能创电器科技有限公司 Module combined water purifier
CN203360140U (en) * 2013-06-13 2013-12-25 浙江高得乐新能源有限公司 Full-automatic directly-drinking type water purifying tank
WO2015038771A1 (en) * 2013-09-13 2015-03-19 Okeanos Technologies, Llc Devices and methods for water desalination
CN204848559U (en) * 2015-07-16 2015-12-09 周通 Household water purifier

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1001296A (en) * 1962-04-16 1965-08-11 Kollsman Paul Method of and apparatus for producing a deionized liquid product by electrodialysis
CN2659871Y (en) * 2003-11-19 2004-12-01 蔡文军 Household water purifier using multi-stage filter element
CN202482150U (en) * 2012-01-18 2012-10-10 中山市能创电器科技有限公司 Module combined water purifier
CN203360140U (en) * 2013-06-13 2013-12-25 浙江高得乐新能源有限公司 Full-automatic directly-drinking type water purifying tank
WO2015038771A1 (en) * 2013-09-13 2015-03-19 Okeanos Technologies, Llc Devices and methods for water desalination
CN204848559U (en) * 2015-07-16 2015-12-09 周通 Household water purifier

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106904789A (en) * 2017-03-03 2017-06-30 武汉理工大学 The processing unit and method of full-automatic rainwater deep purifying
TWI818004B (en) * 2018-03-30 2023-10-11 美商美國富士電子材料股份有限公司 Chemical liquid manufacturing apparatus

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