CN107827292A - A kind of long-acting RO water purification machines - Google Patents
A kind of long-acting RO water purification machines Download PDFInfo
- Publication number
- CN107827292A CN107827292A CN201711026234.3A CN201711026234A CN107827292A CN 107827292 A CN107827292 A CN 107827292A CN 201711026234 A CN201711026234 A CN 201711026234A CN 107827292 A CN107827292 A CN 107827292A
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- water
- condensed water
- pipeline
- electromagnetic valve
- acting
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 153
- 238000000746 purification Methods 0.000 title claims abstract description 25
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 41
- 239000012528 membrane Substances 0.000 claims abstract description 28
- 239000002131 composite material Substances 0.000 claims abstract description 23
- 238000001914 filtration Methods 0.000 claims abstract description 15
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 13
- 238000009991 scouring Methods 0.000 claims abstract description 10
- 238000004140 cleaning Methods 0.000 claims abstract description 7
- 239000002351 wastewater Substances 0.000 claims abstract description 6
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 18
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical class [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 claims description 6
- 235000010261 calcium sulphite Nutrition 0.000 claims description 6
- 229910006367 Si—P Inorganic materials 0.000 claims description 5
- 239000013078 crystal Substances 0.000 claims description 5
- 238000011084 recovery Methods 0.000 abstract description 10
- 125000001309 chloro group Chemical group Cl* 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 230000009471 action Effects 0.000 abstract description 3
- 230000005764 inhibitory process Effects 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 229920000742 Cotton Polymers 0.000 description 4
- 241000219146 Gossypium Species 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 235000001055 magnesium Nutrition 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000004083 survival effect Effects 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
- C02F1/44—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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
-
- 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
- C02F1/70—Treatment of water, waste water, or sewage by reduction
-
- 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
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
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)
- Separation Using Semi-Permeable Membranes (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention discloses a kind of long-acting RO water purification machines, water cleaning systems including shell and in shell, water cleaning systems include the running water water inlet pipe being sequentially connected by pipeline, preposition PP filter cores, composite reactive filtration core, rearmounted PP filter cores, entering water electromagnetic valve, booster pump, RO membrane cartridges, post active carbon filter core and water purification outlet pipe, RO membrane cartridges are connected with condensed water outlet pipe on bottom, it is other on condensed water outlet pipe to be connected to condensed water return duct, and condensed water scouring electromagnetic valve and waste water ratio have been arranged in parallel it, the outlet of condensed water return duct is connected on the pipeline between entering water electromagnetic valve and booster pump.The present invention is simple and compact for structure, using partial concentration water technique of backflow and composite reactive filtration core, pass through double action of the recovery section condensed water to increase the flow of condensed water side in RO membrane cartridges and remove chlorine residue and scale inhibition, can be in the case where the rate of recovery keeps constant, RO film service lifes are improved, reduce customer using cost.
Description
Technical field
The present invention relates to a kind of purifier, more particularly, to a kind of long-acting RO water purification machines.
Background technology
With the continuous deterioration of ecological environment, freshwater resources crisis for the survival of mankind becomes increasingly conspicuous, in order to solve to be good for
Health Drinking Water Problem, in the market be born all kinds of water purifiers in recent years, preferably resolved the drink in household and various indoor places
Shipwreck is inscribed.The species of water purifier has a lot, and RO water purification machines (counter to see through water purifier) are exactly very common one kind, and it passes through counter-infiltration
(physics) filter type can effectively go to remove water medium and small all impurity in the micron pore size of permeable membrane 0.001, not add any chemical combination
Thing, water quality after filtering can be directly for human consumption, and for other purifiers, pure water mechanism water is fresher, much cleaner, more
Health, it is the optimal selection for ensureing household safe water.
But with present technology, less than the water purification machine below 75 gallons, if to accomplish that the rate of recovery is more than 30%, RO films
Life-span is very short, and national requirements water-saving and emission-reducing, it is desirable to which the rate of recovery of domestic water purifying machine is more than 35%, and this will further shorten RO films
Service life, so as to increase the use cost of user.
The content of the invention
The present invention is to solve the problems, such as that RO films service life is short in the water purification machine of prior art, there is provided a kind of structure
Simple and compact, RO film service lifes can be improved in the case where the rate of recovery keeps constant, reduce the long-acting RO of customer using cost
Water purification machine.
To achieve these goals, the present invention uses following technical scheme：
A kind of long-acting RO water purification machines of the present invention, including shell and the water cleaning systems in shell, the water cleaning systems
Including be sequentially connected by pipeline running water water inlet pipe, preposition PP filter cores, composite reactive filtration core, rearmounted PP filter cores, water inlet
Magnetic valve, booster pump, RO membrane cartridges, post active carbon filter core and water purification outlet pipe, it is connected with the RO membrane cartridges bottom dense
Shrink outlet pipe, it is other on the condensed water outlet pipe to be connected to condensed water return duct, and be arranged in parallel on condensed water outlet pipe dense
Shrink scouring electromagnetic valve and waste water ratio, the outlet of the condensed water return duct are connected to the pipe between entering water electromagnetic valve and booster pump
Lu Shang.The filter material of preposition PP filter cores is 5 μm of PP cottons in the present invention, and the filter materials of rearmounted PP filter cores is 1 μm of PP cotton, the filter of RO membrane cartridges
Material is RO films (reverse osmosis membrane), and creatively using partial concentration water technique of backflow, i.e., side is connected to dense on condensed water outlet pipe
The outlet of shrink return duct and condensed water return duct is connected on the pipeline between entering water electromagnetic valve and booster pump, passes through recoverer
Point condensed water improves scouring effect, thoroughly washes away and be adhered on RO films to increase the flow of condensed water side in RO membrane cartridges
Precipitation, prevent RO films from blocking so as to reach the purpose of extension RO film service lifes, and increase condensed water return duct and do not interfere with
The rate of recovery of source water.
Preferably, the long-acting RO water purification machines also include control board, low tension switch and high pressure in shell
Switch, the low tension switch are connected on the pipeline between preposition PP filter cores and composite reactive filtration core, and the high-voltage switch gear connects
It is connected on the pipeline between RO membrane cartridges and post active carbon filter core, on the pipeline between high-voltage switch gear and post active carbon filter core
Side is connected to pressure water storage barrel, the low tension switch, high-voltage switch gear, entering water electromagnetic valve, booster pump, condensed water scouring electromagnetic valve difference
Electrically connected with control board.
Preferably, it is connected with pure water check valve on pipeline between the RO membrane cartridges and high-voltage switch gear.Pure water is unidirectional
Valve is in order to avoid pure water backflow in standby.
Preferably, condensed water backflow check valve is connected with the condensed water return duct.
Preferably, the composite reactive filtration core includes housing and the composite activated carbon filter material in housing, it is described
Composite activated carbon filter material is made up of the component of following mass percent：4~5% Si-P crystals, 24~16% calcium sulfites, 18~
20%%KDF55, surplus are granular activated carbon.The present invention is improved the material prescription of composite activated carbon filter material, wherein
For granular activated carbon primarily as other components Si-P crystal, calcium sulfite and KDF55 carrier, Si-P crystal can be with as antisludging agent
The complex compound to form solubility is reacted with metal ions such as calcium and magnesiums, suppresses calciate and magnesate generation hard scale, prevents RO from blocking
Purpose so as to reach extend RO film service lifes purpose；KDF55 is ormolu (50% bronze medal and 50% zinc), and it is mainly
Using the reproducibility of zinc, metal ion and the Strong oxdiative thing chlorine residue of some oxidisability are reduced, calcium sulfite energy moment effectively removes
Chlorine residue in water, it is avoided that RO films because the oxidation of chlorine residue ruptures and aging, extend so as to reach by KDF55 and calcium sulfite
The purpose of RO membrane lifetimes.
Therefore, the present invention has the advantages that：
(1) creatively use partial concentration water technique of backflow, i.e., it is other on condensed water outlet pipe to be connected to condensed water backflow
The outlet of pipe and condensed water return duct is connected on the pipeline between entering water electromagnetic valve and booster pump, passes through recovery section condensed water
To increase the flow of condensed water side in RO membrane cartridges, scouring effect is improved in the case where the rate of recovery is constant, is thoroughly washed away viscous
The precipitation being attached on RO films, prevent RO films from blocking so as to reach the purpose of extension RO film service lifes；
(2) material prescription of composite activated carbon filter material is improved, by remove chlorine residue and scale inhibition double action with
Prevent RO films from blocking so as to reach the purpose of extension RO film service lifes.
Brief description of the drawings
Fig. 1 is a kind of structure connection diagram of the present invention.
In figure：Shell 1, running water water inlet pipe 2, preposition PP filter cores 3, composite reactive filtration core 4, rearmounted PP filter cores 5, water inlet
Magnetic valve 6, booster pump 7, RO membrane cartridges 8, post active carbon filter core 9, water purification outlet pipe 10, condensed water outlet pipe 11, condensed water
Return duct 12, condensed water scouring electromagnetic valve 13, control board 14, low tension switch 15, high-voltage switch gear 16, pressure water storage barrel 17,
Pure water check valve 18, condensed water backflow check valve 19, housing 20, composite activated carbon filter material 21, waste water ratio 22.
Embodiment
The present invention will be further described with reference to the accompanying drawings and detailed description.
A kind of long-acting RO water purification machines as shown in Figure 1, including shell 1, the water cleaning systems in shell, in shell
Control board 14, low tension switch 15 and high-voltage switch gear 16, water cleaning systems include the running water that is sequentially connected by pipeline and enter
Water pipe 2, preposition PP filter cores 3 (filter material is 5 μm of PP cottons), composite reactive filtration core 4, rearmounted PP filter cores 5 (filter material is 1 μm of PP cotton),
Entering water electromagnetic valve 6, booster pump 7, RO membrane cartridges 8, post active carbon filter core 9 and water purification outlet pipe 10, composite reactive filtration core bag
Include housing 20 and the composite activated carbon filter material 21 in housing, composite activated carbon filter material by following mass percent component system
Into：4~5% Si-P crystals, 24~16% calcium sulfites, 18~20%%KDF55, surplus are granular activated carbon, and low tension switch connects
It is connected on the pipeline between preposition PP filter cores and composite reactive filtration core, high-voltage switch gear is connected to RO membrane cartridges and post active carbon
On pipeline between filter core, be connected with pure water check valve 18 on the pipeline between RO membrane cartridges and high-voltage switch gear, high-voltage switch gear with
Other on pipeline between post active carbon filter core to be connected to pressure water storage barrel 17, RO membrane cartridges are connected with condensed water outlet pipe on bottom
11, it is other on condensed water outlet pipe to be connected to condensed water return duct 12, and condensed water has been arranged in parallel on condensed water outlet pipe and has rinsed electricity
Magnet valve 13 and waste water ratio 22, pipeline between the outlet connection entering water electromagnetic valve and booster pump of condensed water return duct, condensed water backflow
Condensed water backflow check valve 19 is connected with pipe, low tension switch, high-voltage switch gear, entering water electromagnetic valve, booster pump, condensed water rinse electricity
Magnet valve electrically connects with control board respectively.
The present invention operation principle be：When running water (source water) hydraulic pressure is more than the setting value of low tension switch, low tension switch
Connection, circuit control panel control entering water electromagnetic valve, booster pump are opened, and complete machine starts water processed, and running water enters from running water water inlet pipe
Enter and pass sequentially through preposition PP filter cores, composite reactive filtration core, rearmounted PP filter cores and RO membrane cartridges, it is isolated through RO membrane cartridges
Pure water after post active carbon filter element filtering from water purification outlet pipe water outlet, passed through through the isolated partial concentration water of RO membrane cartridges
Waste water ratio is discharged from the outlet of condensed water outlet pipe, and another part condensed water is back to before booster pump again by condensed water return duct
RO membrane cartridges newly are pumped into, increase the flow of condensed water side in RO membrane cartridges in the form of reclaiming, so as to improve scouring effect；Work as water
Force down when setting value, low tension switch disconnects, and entering water electromagnetic valve, booster pump are stopped, and complete machine stops water processed；High-voltage switch gear with
It is other on pipeline between post active carbon filter core to be connected to pressure water storage barrel to meet that pure water largely uses, when pressure water storage barrel less than
Or depotition cock on water purification outlet pipe is when opening, the normal water processed of machine, after depotition cock is closed, pressure water storage barrel will be noted
Full water, system pressure also increase therewith, and when system pressure is more than the setting value of high-voltage switch gear, now high-voltage switch gear is due to pressure
The pressure effect of water butt is automatic to close, and circuit control panel first controls condensed water scouring electromagnetic valve to open and RO films are rinsed
2min or so, then control entering water electromagnetic valve, booster pump to stop, complete machine stops water processed, until making system pressure be less than setting with water
Value, high-voltage switch gear are automatically opened up, and circuit control panel control entering water electromagnetic valve, booster pump are opened, and complete machine is again started up water processed.
The present invention creatively uses partial concentration water technique of backflow, i.e., the other condensed water that is connected to is returned on condensed water outlet pipe
The outlet of flow tube and condensed water return duct is connected on the pipeline between entering water electromagnetic valve and booster pump, is concentrated by recovery section
Water improves in the case where not interfering with the rate of recovery of source water to increase the flow of condensed water side in RO membrane cartridges and washes away effect
Fruit, the precipitation being adhered on RO films is thoroughly washed away, prevent RO films from blocking so as to reach the purpose of extension RO film service lifes；It is and right
The material prescription of composite activated carbon filter material is improved, by remove chlorine residue and scale inhibition double action with prevent RO films block from
And reach the purpose for extending RO film service lifes.
Embodiment described above is a kind of preferable scheme of the present invention, not the present invention is made any formal
Limitation, there are other variants and remodeling on the premise of without departing from the technical scheme described in claim.
Claims (5)
1. a kind of long-acting RO water purification machines, including shell (1) and the water cleaning systems in shell, it is characterised in that the water purification
System include be sequentially connected by pipeline running water water inlet pipe (2), preposition PP filter cores (3), composite reactive filtration core (4), after
Put PP filter cores (5), entering water electromagnetic valve (6), booster pump (7), RO membrane cartridges (8), post active carbon filter core (9) and water purification outlet pipe
(10) condensed water outlet pipe (11), is connected with the RO membrane cartridges bottom, side is connected to condensed water on the condensed water outlet pipe
Return duct (12), and condensed water scouring electromagnetic valve (13) and waste water ratio (22) have been arranged in parallel on condensed water outlet pipe, it is described dense
The outlet of shrink return duct is connected on the pipeline between entering water electromagnetic valve and booster pump.
2. a kind of long-acting RO water purification machines according to claim 1, it is characterised in that the long-acting RO water purification machines also include setting
Preposition PP is connected in the control board (14) in shell, low tension switch (15) and high-voltage switch gear (16), the low tension switch
On pipeline between filter core and composite reactive filtration core, the high-voltage switch gear be connected to RO membrane cartridges and post active carbon filter core it
Between pipeline on, it is other on the pipeline between high-voltage switch gear and post active carbon filter core to be connected to pressure water storage barrel (17), the low pressure
Switch, high-voltage switch gear, entering water electromagnetic valve, booster pump, condensed water scouring electromagnetic valve electrically connect with control board respectively.
A kind of 3. long-acting RO water purification machines according to claim 2, it is characterised in that the RO membrane cartridges and high-voltage switch gear it
Between pipeline on be connected with pure water check valve (18).
4. a kind of long-acting RO water purification machines according to claim 1, it is characterised in that be connected with the condensed water return duct
Condensed water backflow check valve (19).
5. a kind of long-acting RO water purification machines according to claim 1, it is characterised in that the composite reactive filtration core includes shell
Body (20) and the composite activated carbon filter material (21) in housing, the composite activated carbon filter material by following mass percent group
Divide and be made：4~5% Si-P crystals, 24~16% calcium sulfites, 18~20%%KDF55, surplus are granular activated carbon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711026234.3A CN107827292A (en) | 2017-10-27 | 2017-10-27 | A kind of long-acting RO water purification machines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711026234.3A CN107827292A (en) | 2017-10-27 | 2017-10-27 | A kind of long-acting RO water purification machines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107827292A true CN107827292A (en) | 2018-03-23 |
Family
ID=61650757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711026234.3A Pending CN107827292A (en) | 2017-10-27 | 2017-10-27 | A kind of long-acting RO water purification machines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107827292A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108483580A (en) * | 2018-05-31 | 2018-09-04 | 河南莱沃斯环保科技有限公司 | A kind of purifier and its application method |
| CN108640319A (en) * | 2018-06-13 | 2018-10-12 | 伊美特(上海)环保科技股份有限公司 | Energy-saving and emission-reduction pure water system |
| CN111718013A (en) * | 2019-03-19 | 2020-09-29 | 佛山市顺德区美的饮水机制造有限公司 | Scale inhibition activated carbon filter element and water treatment system with same |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200967764Y (en) * | 2006-06-23 | 2007-10-31 | 深圳市英尼克电器有限公司 | Water-saving hyperfiltration device |
| CN201545745U (en) * | 2009-09-28 | 2010-08-11 | 余佰君 | Filter element of water purifier |
| CN207511988U (en) * | 2017-10-27 | 2018-06-19 | 杭州德意电器股份有限公司 | Long-acting RO water purification machines |
-
2017
- 2017-10-27 CN CN201711026234.3A patent/CN107827292A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200967764Y (en) * | 2006-06-23 | 2007-10-31 | 深圳市英尼克电器有限公司 | Water-saving hyperfiltration device |
| CN201545745U (en) * | 2009-09-28 | 2010-08-11 | 余佰君 | Filter element of water purifier |
| CN207511988U (en) * | 2017-10-27 | 2018-06-19 | 杭州德意电器股份有限公司 | Long-acting RO water purification machines |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108483580A (en) * | 2018-05-31 | 2018-09-04 | 河南莱沃斯环保科技有限公司 | A kind of purifier and its application method |
| CN108640319A (en) * | 2018-06-13 | 2018-10-12 | 伊美特(上海)环保科技股份有限公司 | Energy-saving and emission-reduction pure water system |
| CN111718013A (en) * | 2019-03-19 | 2020-09-29 | 佛山市顺德区美的饮水机制造有限公司 | Scale inhibition activated carbon filter element and water treatment system with same |
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| CB02 | Change of applicant information |
Address after: 311121 98 Hongxing Road, Qiao Nan block, Xiaoshan economic and Technological Development Zone, Hangzhou, Zhejiang Applicant after: HANGZHOU DE&E ELECTRICAL Co.,Ltd. Address before: 311121 98 Hongxing Road, Qiao Nan block, Xiaoshan economic and Technological Development Zone, Hangzhou, Zhejiang Applicant before: HANGZHOU DE&E ELECTRICAL Co.,Ltd. |
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| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180323 |
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| RJ01 | Rejection of invention patent application after publication |