CN109231532A - Water purifier - Google Patents
Water purifier Download PDFInfo
- Publication number
- CN109231532A CN109231532A CN201811418437.1A CN201811418437A CN109231532A CN 109231532 A CN109231532 A CN 109231532A CN 201811418437 A CN201811418437 A CN 201811418437A CN 109231532 A CN109231532 A CN 109231532A
- Authority
- CN
- China
- Prior art keywords
- water
- control valve
- filter core
- pipe
- outlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 241
- 238000001914 filtration Methods 0.000 claims abstract description 38
- 238000004140 cleaning Methods 0.000 claims abstract description 26
- 239000000306 component Substances 0.000 claims abstract description 24
- 238000011001 backwashing Methods 0.000 claims abstract description 12
- 239000008358 core component Substances 0.000 claims abstract description 6
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 6
- 239000012528 membrane Substances 0.000 claims description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 10
- 238000001223 reverse osmosis Methods 0.000 claims description 10
- 238000000108 ultra-filtration Methods 0.000 claims description 8
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 3
- 239000012535 impurity Substances 0.000 abstract description 6
- 229920000742 Cotton Polymers 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000005802 health problem Effects 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
Landscapes
- 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 discloses a kind of water purifiers, including element kit, connect the filtering outlet pipe of filtering component water outlet and for the cartridge cleaning device of backwashing filter core component, cartridge cleaning device includes control valve and the water butt for conveying water to filtering component, control valve includes the second control valve of the first control valve being arranged on filtering outlet pipe and the water outlet that water tank is arranged in, the water inlet end of water tank is connect by backwashing water inlet pipe with water inlet, along Water warfare flow direction, the water inlet end for backwashing water inlet pipe is located at the upstream of the first control valve.In water purifier provided by the present application, after carrying out water storage by water tank, element kit is backwashed, and then the impurity on element kit surface is rinsed, extend the time that uses of filter core, and then reduces the use cost of water purifier.
Description
Technical field
The present invention relates to water-treatment technology field, in particular to a kind of water purifier.
Background technique
Attention with people to drinking-water health problem, household water filter is more and more common, and traditional household water filter is
The Water warfare structure being made of multiple stage filtration system, specifically, water purifier includes element kit and is located on the outside of element kit
Shell, element kit includes primary filter core group, secondary filter core group and post active carbon filter core, tradition along Water warfare flow direction
Primary filter core group include the PP cotton filter element set gradually along Water warfare flow direction and active carbon filter core, secondary filter core group includes
Ultrafiltration membrane filter element and reverse osmosis (RO) membrane filter for being set gradually along Water warfare flow direction etc..
When water purifier works, tap water is successively flowed out after filter element filterings at different levels by pure water water storage pipeline, works as filter core
After a period of use, the core bore of filter core can be blocked by impurity, need to frequently replace filter core, since filter core is more expensive, lead to water purification
The higher operating costs of device.
Therefore, the use cost for how reducing water purifier is those skilled in the art's technical problem urgently to be resolved.
Summary of the invention
The object of the present invention is to provide a kind of water purifier, the use cost of the water purifier is reduced.
To achieve the above object, the present invention provides a kind of water purifier, including element kit and the connection filtering component go out
The filtering outlet pipe of water end (W.E.), further includes the cartridge cleaning device for backwashing filter core component, and the cartridge cleaning device includes
Control valve and for the filtering component conveying water water butt, the control valve include be arranged on the filtering outlet pipe
The first control valve and be arranged in the water tank water outlet the second control valve, the water inlet end of the water tank passes through recoil
It washes water inlet pipe to connect with water inlet, along Water warfare flow direction, the water inlet end of the backwash water inlet pipe is located at first control
The upstream of valve processed.
Preferably, the water tank is located above the filtering component, and the water outlet of the water tank passes through the recoil
It washes out water pipe and conveys ejected wash water to the filtering component, second control valve is mounted on the backwash outlet pipe, described
The water outlet of water tank is located at the bottom end of the water tank.
Preferably, the filtering component includes the primary filter core group set gradually along Water warfare flow direction, secondary filter core
Group and post active carbon filter core, the primary filter core and the secondary filter core are connected by the first water-supply-pipe, the secondary filter core
Component is connected with the post active carbon filter core by the second water-supply-pipe, and first water-supply-pipe is equipped with third control valve, institute
The second water-supply-pipe is stated equipped with the 4th control valve, along Water warfare flow direction, the water outlet of the water tank is located at the described 4th
The upstream of control valve, the water outlet of the water tank are connect with second water-supply-pipe.
Preferably, the filtering outlet pipe is pure water outlet pipeline, and first control valve is mounted on pure water outlet pipeline
On, the water inlet end of the water tank is connect with the pure water outlet pipeline.
Preferably, the concentrated water outlet of the water purifier is connect by concentrated water discharge line with the element kit.
Preferably, the secondary filter core includes the ultrafiltration membrane filter element and reverse osmosis (RO) set gradually along Water warfare flow direction
Membrane filter.
Preferably, the water inlet end of the water tank is located at the top of the water tank.
Preferably, taps are also packed, collect taps, cleaning switch and the valve body control for application valve body opening and closing
Device;
When taps processed are in running order, the controller controls the second control valve and closes, first control valve,
The third control valve and the 4th control valve are respectively positioned on opening state;
When collection taps are in running order, the controller controls first control valve and second control
Valve is closed, and the third control valve and the 4th control valve are opened;
When cleaning switch is in running order, the controller controls first control valve, the third control valve
It is closed with the 4th control valve, second control valve is opened.
Preferably, further include for count it is described first control valve opening time timer, the timer with it is described
The connection of valve body controller, when the valve body controller domination set taps are in running order described in the first control valve unlatching when
It is long.
It preferably, further include for showing that the filtering component is in the indicator light of cleaning state, the indicator light and institute
State the connection of valve body controller.
In the above-mentioned technical solutions, water purifier provided by the invention includes element kit, connection filtering component water outlet
Filtering outlet pipe and cartridge cleaning device for backwashing filter core component, cartridge cleaning device include control valve and for filter
The water butt of clear component conveying water, control valve include the first control valve being arranged on filtering outlet pipe and water tank are arranged in
Second control valve of water outlet, the water inlet end of water tank is connect by backwashing water inlet pipe with water inlet, along Water warfare flowing side
To the water inlet end for backwashing water inlet pipe is located at the upstream of the first control valve.When needing to carry out element kit cleaning operation, close
First control valve and the second control valve, water enters water tank by backwashing water inlet pipe, after water tank water storage, opens the second control
Valve processed, the water of water tank is flowed into each filter core of element kit by the second control valve carries out backwash operation to filter core.
As can be seen from the above description, in water purifier provided by the present application, after carrying out water storage by water tank, to filter core group
Part is backwashed, and then the impurity on element kit surface is rinsed, and extends the time that uses of filter core, and then reduces water purification
The use cost of device.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the structural schematic diagram of water purifier provided by the embodiment of the present invention.
Wherein in Fig. 1: 1- tap water inlet pipe mouth, 2- raw water inlet pipeline, 3-PP cotton filter core, the preposition activated carbon filtration of 4-
Core, 5- ultrafiltration membrane filter element, 6- reverse osmosis (RO) membrane filter, 7- post active carbon filter core, 8- pure water outlet pipeline, 9- pure water collection pipe
Mouth, 10- concentrated water discharge line, 11- concentrated water collect nozzle, the first control valve of 12-, 13- backwash water inlet pipe, 14- water tank,
15- third control valve, the second control valve of 16-, the 4th control valve of 17-, the first water-supply-pipe of 18-, the second water-supply-pipe of 19-.
Specific embodiment
Core of the invention is to provide a kind of water purifier, and the use cost of the water purifier reduces.
In order to make those skilled in the art more fully understand technical solution of the present invention, with reference to the accompanying drawing and embodiment party
The present invention is described in further detail for formula.
Referring to FIG. 1, in a specific embodiment, the water purifier that the specific embodiment of the invention provides includes filter core group
Part, the filtering outlet pipe for connecting filtering component water outlet and the cartridge cleaning device for backwashing filter core component, filter element cleaning
Device includes control valve and for the water butt to filtering component conveying water, and control valve includes the be arranged on filtering outlet pipe
One control valve 12 and be arranged in water tank 14 water outlet the second control valve, the water inlet end of water tank 14 passes through backwash water inlet
Pipe 13 is connect with water inlet, and along Water warfare flow direction, the water inlet end for backwashing water inlet pipe 13 is located at the upper of the first control valve 12
Trip.Specifically, the water in water tank can be delivered to element kit position by water pump carries out filter element cleaning.
When needing to carry out element kit cleaning operation, the first control valve 12 and the second control valve 16 are closed, water passes through anti-
It rinses water inlet pipe 13 and enters water tank 14, after 14 water storage of water tank, open the second control valve 16, the water of water tank 14 passes through the
Two control valves 16 flow into each filter core of element kit and carry out backwash operation to filter core, and the water after backwash can be by dense
Water discharge pipe road 10 is discharged.
As can be seen from the above description, it in the water purifier provided by the application specific embodiment, is carried out by water tank 14
After water storage, element kit is backwashed, and then the impurity on element kit surface is rinsed, when extending the replacement of filter core
Between, and then reduce the use cost of water purifier.
Preferably, water tank 14 is located above filtering component, and the water outlet of water tank 14 is by backwashing outlet pipe to filter
Clear component conveys ejected wash water, and the second control valve 16 is mounted on backwash outlet pipe, and the water outlet of water tank 14 is located at water tank
14 bottom end.Water tank 14 is arranged above filtering component, so that under 14 water of water tank is automatic under the effect of gravity
It falls, and then backwashes filtering component, reduce power consumption, further reduced the use cost of water purifier.
Further, filtering component include the primary filter core group set gradually along Water warfare flow direction, secondary filter core group and
Post active carbon filter core 7, primary filter core and secondary filter core are connected by the first water-supply-pipe 18, secondary element kit and postposition activity
Filtration core 7 is connected by the second water-supply-pipe 19, and the first water-supply-pipe 18 is equipped with third control valve 15, and the second water-supply-pipe 19 is equipped with
4th control valve 17, along Water warfare flow direction, the water outlet of water tank 14 is located at the upstream of the 4th control valve 17, water tank 14
Water outlet connect with the second water-supply-pipe 19.Specifically, primary filter core along Water warfare flow direction includes PP cotton filter element 3 and preposition
Active carbon filter core 4.
Specifically, it is preferable that secondary filter core includes the ultrafiltration membrane filter element 5 set gradually along Water warfare flow direction and reverse osmosis
RO membrane filter 6, certainly, in actual use, secondary filter core can also be the tube body filter core of other media.Due to water purifier
6 higher cost of middle ultrafiltration membrane filter element 5 and reverse osmosis (RO) membrane filter, therefore only this two-stage filter core is backwashed, not only save
Water, and energy prolonging service life of filter elements, reduce water purifier use cost.
Specifically, the starting point of backwash water inlet pipe 13 is located at pure water outlet pipeline 8, while going out in pure water when work
First control valve 12 is set at water lines 8, when being cleaned, closes the first control valve 12, makes pure water obtained as backwash
Water inlet, can avoid impurity is brought into filter core, cause secondary pollution;The end of backwash outlet pipe is located at reverse osmosis (RO) membrane filtration
At pipeline between core 6 and post active carbon filter core 7, this setting can only be carried out ultrafiltration membrane filter element 5 and reverse osmosis (RO) membrane filter 6
Backwash, saves water, and water purifier use cost minimizes.
Backwash water butt is connected with backwash return line, and the water quality of storage obtains after handling via water purifier
Pure water, the case where avoiding user from individually adding water purification.
Preferably, outlet pipe is pure water outlet pipeline 8, and the first control valve 12 is mounted on pure water outlet pipeline 8, water tank
14 water inlet end is connect with pure water outlet pipeline 8.
On the basis of above-mentioned each scheme, it is preferable that the water purifier further includes the valve body controller for application valve body opening and closing.
When taps processed are in running order, controller controls the second control valve 16 and closes, the first control valve 12, third
Control valve 15 and the 4th control valve 17 are respectively positioned on opening state;
When collection taps are in running order, controller controls the first control valve 12 and the second control valve 16 is closed,
Third control valve 15 and the 4th control valve 17 are opened;
When cleaning switch is in running order, controller controls the first control valve 12, third control valve 15 and the 4th control
Valve 17 processed is closed, and the second control valve 16 is opened, and wherein each control valve in backwash process is respectively made by three switches
Taps collect taps control, and cleaning switch is easy to operate.On the other hand cleaning water consumption can be saved, cleaning filter core is reduced
Cost reduces comprehensive use cost, is arranged by control valve, easy to operate.
Specifically, opening the first control valve 12, third control valve 15 and the 4th control valve 17 when water purifier water, close
Close the second control valve 16;When carrying out cleaning systems, third control valve 15 and the 4th control valve 17 are first opened, closes the first control
Valve 12 and the second control valve 16 open the second control valve 16 after water tank 14 collects the pure water of sufficient amount, close third control
Valve 15 and the 4th control valve 17, the water in water tank 14 recoils to ultrafiltration membrane filter element 5 and reverse osmosis (RO) membrane filter 6 at this time
It washes, the impurity in filter core is swept away from film surface, is discharged by the concentrated water discharge line 10 of water purifier.
The concentrated water outlet of water purifier is connect by concentrated water discharge line 10 with element kit, so that the waste water after cleaning is straight
It connects overrich water discharge pipe road 10 to be discharged, avoids the case where extra discharge line is set.
For the ease of water flow to water tank 14, it is preferable that the water inlet end of water tank 14 is located at the top of water tank 14, water tank
14 top is equipped with exhaust outlet.
Further, which further includes the timer for counting 12 opening time of the first control valve, timer and valve
The connection of body controller, when valve body controller domination set taps are in running order described in the first control valve open duration so that
The case where valve body controller closes the first control valve in time, avoids 14 full water of water tank.
Further, which further includes reducing positive place for showing that filtering component is in the indicator light of cleaning state
The case where being directly switch into water state processed when the state of cleaning.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of water purifier, the filtering outlet pipe including element kit and connection filtering component water outlet, which is characterized in that
It further include the cartridge cleaning device for backwashing filter core component, the cartridge cleaning device includes control valve and is used for described
Filtering component convey water water butt, the control valve include the first control valve (12) being arranged on the filtering outlet pipe and
The second control valve (16) in the water outlet of the water tank (14) is set, and the water inlet end of the water tank (14) passes through backwash
Water inlet pipe (13) is connect with water inlet, and along Water warfare flow direction, the water inlet end of backwash water inlet pipe (13) is located at described
The upstream of first control valve (12).
2. water purifier according to claim 1, which is characterized in that the water tank (14) is located on the filtering component
Side, the water outlet of the water tank (14) by the backwash outlet pipe to filtering component conveying ejected wash water, described the
Two control valves (16) are mounted on the backwash outlet pipe, and the water outlet of the water tank (14) is located at the water tank (14)
Bottom end.
3. water purifier according to claim 1, which is characterized in that the filtering component include along Water warfare flow direction according to
The primary filter core group of secondary setting, secondary filter core group and post active carbon filter core (7), the primary filter core and the secondary filter core are logical
The first water-supply-pipe (18) connection is crossed, the secondary element kit and the post active carbon filter core (7) pass through the second water-supply-pipe
(19) it connects, first water-supply-pipe (18) is equipped with third control valve (15), and second water-supply-pipe (19) is equipped with the 4th
Control valve (17), along Water warfare flow direction, the water outlet of the water tank (14) is located at the upper of the 4th control valve (17)
Trip, the water outlet of the water tank (14) is connect with second water-supply-pipe (19).
4. water purifier according to claim 3, which is characterized in that the filtering outlet pipe is pure water outlet pipeline (8), institute
It states the first control valve (12) to be mounted on pure water outlet pipeline (8), the water inlet end and the pure water of the water tank (14) are discharged
Pipeline (8) connection.
5. water purifier according to claim 3, which is characterized in that the concentrated water outlet of the water purifier is discharged by concentrated water
Pipeline (10) is connect with the element kit.
6. water purifier according to claim 3, which is characterized in that it is described secondary filter core include along Water warfare flow direction according to
The ultrafiltration membrane filter element (5) and reverse osmosis (RO) membrane filter (6) of secondary setting.
7. water purifier according to claim 3, which is characterized in that the water inlet end of the water tank (14) is located at the water storage
The top of case (14).
8. the water purifier according to any one of claim 3-7, which is characterized in that also pack taps, collect taps,
Cleaning switch and the valve body controller being opened and closed for application valve body;
When taps processed are in running order, the controller control the second control valve (16) is closed, first control valve
(12), the third control valve (15) and the 4th control valve (17) are respectively positioned on opening state;
When collection taps are in running order, the controller controls first control valve (12) and second control
Valve (16) is closed, and the third control valve (15) and the 4th control valve (17) are opened;
When cleaning switch is in running order, the controller controls first control valve (12), the third control valve
(15) it is closed with the 4th control valve (17), second control valve (16) is opened.
9. water purifier according to claim 8, which is characterized in that further include being opened for counting first control valve (12)
The timer of time is opened, the timer is connect with the valve body controller, and the valve body controller domination set taps are in
The opening time of first control valve (12) described in when working condition.
10. water purifier according to claim 8, which is characterized in that further include for showing that the filtering component is in clear
The indicator light of state is washed, the indicator light is connect with the valve body controller.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811418437.1A CN109231532B (en) | 2018-11-26 | 2018-11-26 | Water purifier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811418437.1A CN109231532B (en) | 2018-11-26 | 2018-11-26 | Water purifier |
Publications (2)
Publication Number | Publication Date |
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CN109231532A true CN109231532A (en) | 2019-01-18 |
CN109231532B CN109231532B (en) | 2024-04-30 |
Family
ID=65073506
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201811418437.1A Active CN109231532B (en) | 2018-11-26 | 2018-11-26 | Water purifier |
Country Status (1)
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CN (1) | CN109231532B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111689535A (en) * | 2019-03-14 | 2020-09-22 | 杜也兵 | Electric control recoil switching method for water path of filter container of water purifier and integrated electric control valve device thereof |
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CN203558934U (en) * | 2013-11-12 | 2014-04-23 | 青岛昊成实业有限公司 | Automatic backflush and reverse osmosis ozone water purification all-in-one machine |
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WO2015131422A1 (en) * | 2014-03-05 | 2015-09-11 | 深圳澳特弗科技有限公司 | Intense pulsation micro wastewater discharge water purification system |
CN206109071U (en) * | 2016-08-05 | 2017-04-19 | 深圳市君脉膜科技有限公司 | Purifier of pure water backward flow back flush milipore filter |
CN107522311A (en) * | 2017-10-19 | 2017-12-29 | 王云龙 | A kind of water purifier |
CN209468214U (en) * | 2018-11-26 | 2019-10-08 | 上海凯矜新材料科技有限公司 | Water purifier |
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2018
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CN203558934U (en) * | 2013-11-12 | 2014-04-23 | 青岛昊成实业有限公司 | Automatic backflush and reverse osmosis ozone water purification all-in-one machine |
WO2015131422A1 (en) * | 2014-03-05 | 2015-09-11 | 深圳澳特弗科技有限公司 | Intense pulsation micro wastewater discharge water purification system |
CN104030475A (en) * | 2014-07-08 | 2014-09-10 | 孙丰忠 | Water purification system with concentrated water making and backwashing functions and water purification method |
CN206109071U (en) * | 2016-08-05 | 2017-04-19 | 深圳市君脉膜科技有限公司 | Purifier of pure water backward flow back flush milipore filter |
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CN111689535A (en) * | 2019-03-14 | 2020-09-22 | 杜也兵 | Electric control recoil switching method for water path of filter container of water purifier and integrated electric control valve device thereof |
Also Published As
Publication number | Publication date |
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CN109231532B (en) | 2024-04-30 |
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