CN105858812A - Energy-saving water-saving reverse osmosis water making system - Google Patents
Energy-saving water-saving reverse osmosis water making system Download PDFInfo
- Publication number
- CN105858812A CN105858812A CN201610399770.7A CN201610399770A CN105858812A CN 105858812 A CN105858812 A CN 105858812A CN 201610399770 A CN201610399770 A CN 201610399770A CN 105858812 A CN105858812 A CN 105858812A
- Authority
- CN
- China
- Prior art keywords
- water
- electromagnetic valve
- saving
- reverse osmosis
- outlet pipe
- 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.)
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Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 277
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 45
- 238000000034 method Methods 0.000 claims abstract description 8
- 238000004519 manufacturing process Methods 0.000 claims description 29
- 238000007599 discharging Methods 0.000 claims description 15
- 239000002775 capsule Substances 0.000 claims description 9
- 230000008676 import Effects 0.000 claims description 9
- 239000008399 tap water Substances 0.000 claims description 8
- 235000020679 tap water Nutrition 0.000 claims description 8
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 6
- 238000011010 flushing procedure Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000004134 energy conservation Methods 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001764 infiltration Methods 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
- 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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/005—Valves
-
- 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)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention provides an energy-saving water-saving reverse osmosis water making system. The system comprises a water pump, a reverse osmosis filter element and a double-water-inlet water storage barrel. A pure water outlet pipe on the reverse osmosis filter element is communicated with a pure water inlet and outlet of the double-water-inlet water storage barrel. A one-way valve, a high-pressure switch and an electromagnetic valve I are arranged on the portion, in front of the pure water inlet and outlet, of the pure water outlet pipe. A water outlet device is arranged at the tail end of the pure water outlet pipe. The tail end of a concentrated water outlet pipe is connected with a concentrated water inlet and outlet of the double-water-inlet water storage barrel. An electromagnetic valve II is arranged on the concentrated water outlet pipe. A drainage pipe is arranged on the portion, between the electromagnetic valve II and the concentrated water inlet and outlet, on the concentrated water outlet pipe. An electromagnetic valve III is arranged on the drainage pipe. By means of the double-water-inlet water storage barrel, driving pressure is provided for water inflow and outflow in the water making and washing processes, back pressure of pure water in the water making process is reduced, water making time can be greatly shortened, and the aims of energy conservation and water saving are achieved. Besides, the system is simple, easy to obtain, reasonable in structure, capable of greatly reducing use energy consumption of a reverse osmosis system and capable of saving energy and saving water.
Description
Technical field
The present invention relates to reverse osmosis water manufacturing system, particularly to the reverse osmosis water manufacturing system of a kind of energy-saving and water-saving.
Background technology
Water purifier is as a kind of emerging product at present, wide market, the a collection of producer doing water purifier of the newest rise, all uses gasbag-type pressure pot by investigating the band bucket household water filter of in the market more than 90%, and the utilization rate of this pressure pot is the lowest, and during using, increasing with rate of water added, the back pressure of pure water section is consequently increased, and causes controlling the water circulation the most difficult, extend the controlling the water circulation time, cause energy consumption excessive.
Summary of the invention
The technical problem to be solved is for the deficiencies in the prior art, it is provided that a kind of reasonable in design, easy to use, the reverse osmosis water manufacturing system of the energy-saving and water-saving that energy consumption is low.
The technical problem to be solved is to be realized by following technical scheme, the present invention is the reverse osmosis water manufacturing system of a kind of energy-saving and water-saving, it is characterized in: include the water pump being arranged on controlling the water circulation pipeline, reverse osmosis filter element and double water inlet water butt, described pair of water inlet water butt is provided with pure water and imports and exports and dense water entrance, connect on described reverse osmosis filter element and have pure water outlet pipe and dense water outlet pipe, pure water outlet pipe is imported and exported with the pure water of double water inlet water butts and is connected, the pure water outlet pipe that pure water imports and exports front is provided with check valve, high-voltage switch gear, electromagnetic valve I, the end of pure water outlet pipe is provided with discharging device；The end of described dense water outlet pipe connects with the dense water entrance of double water inlet water butts, and equipped with electromagnetic valve II on dense water outlet pipe, the dense water outlet pipe between electromagnetic valve II and dense water entrance is provided with drain pipe, and drain pipe is provided with electromagnetic valve III.
The technical problem to be solved can also be realized further by following technical scheme, in the reverse osmosis water manufacturing system of described energy-saving and water-saving: described discharging device is pure water electric-controlled tap.
The technical problem to be solved can also be realized further by following technical scheme, in the reverse osmosis water manufacturing system of described energy-saving and water-saving: be provided with tongue tube in described pure water electric-controlled tap, tongue tube is connected with the master controller of water manufacturing system by holding wire；The master controller of water manufacturing system is connected with water pump, electromagnetic valve I, electromagnetic valve II and electromagnetic valve III by holding wire.
The technical problem to be solved can also be realized further by following technical scheme, in the reverse osmosis water manufacturing system of described energy-saving and water-saving: described discharging device includes faucet and low tension switch, the pure water of described pair of water inlet water butt is imported and exported and is connected with the pipeline between faucet and low tension switch.
The technical problem to be solved can also be realized further by following technical scheme, in the reverse osmosis water manufacturing system of described energy-saving and water-saving: described pair of water inlet water butt is provided with staving, the elastic storage capsule it is provided with in staving, space between the elastic storage capsule and staving is set to dense water water storage cavity, described pure water is imported and exported and is connected with the elastic storage capsule, and dense water entrance is connected with dense water water storage cavity.
The technical problem to be solved can also be realized further by following technical scheme, in the reverse osmosis water manufacturing system of described energy-saving and water-saving: described dense water entrance is located at the top of staving, and pure water imports and exports the top being located at staving.
The advantage using double water inlet water butt is as follows: 1, its water space obtains the utilization of 100%, and moisture storage capacity is far longer than the pressure pot of equal volume.When 2, rinsing, tap water pressure drives, and goes out water steadying and does not haves the phenomenon that water flow is gradually decayed.3, water storage hydraulic pressure is up to tap water pressure, relatively low to the bearing requirements of structure.4, two import and export are each provided at the top of staving, can be got rid of completely by water in staving, it is to avoid feel suffocated.
The technical problem to be solved can also be realized further by following technical scheme, in the reverse osmosis water manufacturing system of described energy-saving and water-saving: described electromagnetic valve II be normally open solenoid valve, electromagnetic valve I and electromagnetic valve III be normally closed solenoid valve.
The technical problem to be solved can also be realized further by following technical scheme, in the reverse osmosis water manufacturing system of described energy-saving and water-saving: described drain pipe is provided with the flow-limiting valve being arranged in parallel with electromagnetic valve II.
Controlling the water circulation state: discharging device and electromagnetic valve II are closed, water pump, electromagnetic valve I and electromagnetic valve III are opened, water pump provides the pressure needed for reverse osmosis, electromagnetic valve III is opened and is formed path, dense water in double water inlet water butts is discharged from concentrated water discharge mouth, the pure water produced is imported and exported from pure water and is entered double water inlet water butt storage, after storage is full, in pure water outlet pipe, pressure gradually rises, when high-voltage switch gear detection is to upper pressure limit, then switch off the pump, electromagnetic valve I and electromagnetic valve III, opens solenoid valve II, controlling the water circulation process completes；Flushing state: discharging device and electromagnetic valve II are opened, water pump, electromagnetic valve I and electromagnetic valve III are closed, when discharging device is opened, under tap water pressure effect, tap water electromagnetic valve III on reverse osmosis filter element and dense water outlet pipe, enter double water inlet water butt from dense water entrance to store, reverse osmosis filter element is formed and rinses, pure water in the most double water inlet water butts is extruded, pure water end pressure the most slowly declines, until the pure water in double water inlet water butts is used up, now high-voltage switch gear detects low pressure limit, close electromagnetic valve II, open water pump, electromagnetic valve I and electromagnetic valve III, enter controlling the water circulation state.
Compared with prior art, by the present invention in that with double water inlet water butts, provide for water inlet water outlet in controlling the water circulation and flushing process and drive pressure, reduce the pure water back pressure during controlling the water circulation, the controlling the water circulation time can be greatly reduced thus realize the purpose of energy-saving and water-saving.Additionally native system simply facilitates implementation, rational in infrastructure, can be substantially reduced the Energy in use of counter-infiltration system, energy-saving and water-saving.System increases flow-limiting valve, native system can be made to use in the area that water quality is poor, thus extend the service life of reverse osmosis filter element.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of native system.
Fig. 2 is the another kind of structural representation of native system.
Fig. 3 is the control principle block diagram of pure water electric-controlled tap.
Fig. 4 is the structural representation of double water inlet water butt.
Fig. 5 is the another kind of structural representation of native system.
Fig. 6 is the another kind of structural representation of native system.
Detailed description of the invention
Referring to the drawings, the concrete technical scheme of the present invention is further described, in order to those skilled in the art is further understood that the present invention, and does not constitute the restriction to its right.
Embodiment 1, with reference to Fig. 1, Fig. 3 and Fig. 4, the reverse osmosis water manufacturing system of a kind of energy-saving and water-saving, including the water pump 1 being arranged on controlling the water circulation pipeline, reverse osmosis filter element 2 and double water inlet water butt 8.Described pair of water inlet water butt 8 is provided with staving 82, the elastic storage capsule 83 it is provided with in staving 82, space between the elastic storage capsule 83 and staving 82 is set to dense water water storage cavity, it is provided with pure water at the top of staving 82 and imports and exports 81, pure water is imported and exported 81 and is connected with the elastic storage capsule 83, be provided with dense water entrance 84 on the top of staving 82, dense water entrance 84 is connected with dense water water storage cavity.
Connect on described reverse osmosis filter element 2 and have pure water outlet pipe 6 and dense water outlet pipe 12, pure water outlet pipe 6 is imported and exported 81 with the pure water of double water inlet water butts 8 and is connected, import and export at pure water and on the pure water outlet pipe 6 in 81 fronts, be provided with check valve 3, high-voltage switch gear 4, electromagnetic valve I 5, the end of pure water outlet pipe 6 is provided with discharging device, and discharging device is pure water electric-controlled tap 7.The end of described dense water outlet pipe 12 connects with the dense water entrance 84 of double water inlet water butts 8, equipped with electromagnetic valve II 11 on dense water outlet pipe 12, dense water outlet pipe 12 between electromagnetic valve II 11 and dense water entrance 84 is provided with drain pipe 9, and drain pipe 9 is provided with electromagnetic valve III 10.Electromagnetic valve II 11 be normally open solenoid valve, electromagnetic valve I 5 and electromagnetic valve III 10 be normally closed solenoid valve.Described water manufacturing system is provided with master controller, is provided with tongue tube in pure water electric-controlled tap 7, and tongue tube is connected with the master controller of water manufacturing system by holding wire；The master controller of water manufacturing system is connected with water pump 1, electromagnetic valve I 5, electromagnetic valve II 11 and electromagnetic valve III 10 by holding wire.When pure water electric-controlled tap 7 is opened, tongue tube is signaled to master controller, and main controller controls water pump 1, electromagnetic valve I 5 and electromagnetic valve III 10 are closed, and electromagnetic valve II 11 is opened.When pure water electric-controlled tap 7 is closed, tongue tube is signaled to master controller, and main controller controls water pump 1, electromagnetic valve I 5 and electromagnetic valve III 10 are opened, and electromagnetic valve II 11 cuts out.
When system is in controlling the water circulation state: pure water electric-controlled tap 7 and electromagnetic valve II 11 are closed, water pump 1, electromagnetic valve I 5 and electromagnetic valve III 10 are opened, water pump 1 provides the pressure needed for reverse osmosis, electromagnetic valve III 10 is opened and is formed path, dense water in double water inlet water butts 8 is discharged from concentrated water discharge mouth, the pure water produced is imported and exported the 81 double water inlet water butts 8 of entrance from pure water and is stored, after storage is full, in pure water outlet pipe 6, pressure gradually rises, when high-voltage switch gear 4 detects to upper pressure limit, then switch off the pump 1, electromagnetic valve I 5 and electromagnetic valve III 10, opens solenoid valve II 11, controlling the water circulation process completes.
When system is in flushing state: pure water electric-controlled tap 7 and electromagnetic valve II 11 are opened, water pump 1, electromagnetic valve I 5 and electromagnetic valve III 10 are closed, when pure water electric-controlled tap 7 is opened, under tap water pressure effect, tap water electromagnetic valve III 10 on reverse osmosis filter element 2 and dense water outlet pipe 12, enter double water inlet water butt 8 from dense water entrance 84 to store, reverse osmosis filter element 2 is formed and rinses, pure water in the most double water inlet water butts 8 is extruded, pure water end pressure the most slowly declines, until the pure water in double water inlet water butts 8 is used up, now high-voltage switch gear 4 detects low pressure limit, close electromagnetic valve II 11, open water pump 1, electromagnetic valve I 5 and electromagnetic valve III 10, enter controlling the water circulation state.
Embodiment 2, with reference to Fig. 2, the place different from embodiment 1 is, described discharging device includes faucet 14 and low tension switch 13, and the pure water of described pair of water inlet water butt 8 is imported and exported 81 and is connected with the pipeline between faucet 14 and low tension switch 13.Here faucet 14 is common faucet, and water pump 1, electromagnetic valve I 5 and the electromagnetic valve III 10 in system cuts out to open and directly controlled by master controller.When controlling the water circulation state, low tension switch 13 closes, and other method of operation of system is same as in Example 1.When the state of flushing, low tension switch 13 disconnects, and other method of operation of system is the most identical with embodiment 1.
Embodiment 3, with reference to Fig. 5 and Fig. 6, unlike embodiment 1 and 2, described drain pipe 9 is provided with the flow-limiting valve 15 being arranged in parallel with electromagnetic valve II 11.Use flow-limiting valve 15, native system can be made to use in the area that water quality is poor, thus extend the service life of reverse osmosis filter element 2.When controlling the water circulation state, water pump 1 provides the pressure needed for reverse osmosis, and electromagnetic valve III 10 is opened and formed path, flow-limiting valve 15 form limited current state, and other methods of operation of system are identical with embodiment 1 and 2.
Claims (9)
1. the reverse osmosis water manufacturing system of an energy-saving and water-saving, it is characterized in that: include water pump, reverse osmosis filter element and the double water inlet water butt being arranged on controlling the water circulation pipeline, described pair of water inlet water butt is provided with pure water and imports and exports and dense water entrance, connect on described reverse osmosis filter element and have pure water outlet pipe and dense water outlet pipe, pure water outlet pipe is imported and exported with the pure water of double water inlet water butts and is connected, being provided with check valve, high-voltage switch gear, electromagnetic valve I on the pure water outlet pipe that pure water imports and exports front, the end of pure water outlet pipe is provided with discharging device；The end of described dense water outlet pipe connects with the dense water entrance of double water inlet water butts, and equipped with electromagnetic valve II on dense water outlet pipe, the dense water outlet pipe between electromagnetic valve II and dense water entrance is provided with drain pipe, and drain pipe is provided with electromagnetic valve III.
The reverse osmosis water manufacturing system of energy-saving and water-saving the most according to claim 1, it is characterized in that: controlling the water circulation state: discharging device and electromagnetic valve II are closed, water pump, electromagnetic valve I and electromagnetic valve III are opened, water pump provides the pressure needed for reverse osmosis, electromagnetic valve III is opened and is formed path, dense water in double water inlet water butts is discharged from concentrated water discharge mouth, the pure water produced is imported and exported from pure water and is entered double water inlet water butt storage, after storage is full, in pure water outlet pipe, pressure gradually rises, when high-voltage switch gear detection is to upper pressure limit, then switch off the pump, electromagnetic valve I and electromagnetic valve III, opens solenoid valve II, controlling the water circulation process completes；Flushing state: discharging device and electromagnetic valve II are opened, water pump, electromagnetic valve I and electromagnetic valve III are closed, when discharging device is opened, under tap water pressure effect, tap water electromagnetic valve III on reverse osmosis filter element and dense water outlet pipe, enter double water inlet water butt from dense water entrance to store, reverse osmosis filter element is formed and rinses, pure water in the most double water inlet water butts is extruded, pure water end pressure the most slowly declines, until the pure water in double water inlet water butts is used up, now high-voltage switch gear detects low pressure limit, close electromagnetic valve II, open water pump, electromagnetic valve I and electromagnetic valve III, enter controlling the water circulation state.
The reverse osmosis water manufacturing system of energy-saving and water-saving the most according to claim 1, it is characterised in that: described discharging device is pure water electric-controlled tap.
The reverse osmosis water manufacturing system of energy-saving and water-saving the most according to claim 3, it is characterised in that: being provided with tongue tube in described pure water electric-controlled tap, tongue tube is connected with the master controller of water manufacturing system by holding wire；The master controller of water manufacturing system is connected with water pump, electromagnetic valve I, electromagnetic valve II and electromagnetic valve III by holding wire.
The reverse osmosis water manufacturing system of energy-saving and water-saving the most according to claim 1, it is characterised in that: described discharging device includes faucet and low tension switch, and the pure water of described pair of water inlet water butt is imported and exported and is connected with the pipeline between faucet and low tension switch.
The reverse osmosis water manufacturing system of energy-saving and water-saving the most according to claim 1, it is characterized in that: described pair of water inlet water butt is provided with staving, the elastic storage capsule it is provided with in staving, space between the elastic storage capsule and staving is set to dense water water storage cavity, described pure water is imported and exported and is connected with the elastic storage capsule, and dense water entrance is connected with dense water water storage cavity.
The reverse osmosis water manufacturing system of energy-saving and water-saving the most according to claim 6, it is characterised in that: described dense water entrance is located at the top of staving, and pure water imports and exports the top being located at staving.
The reverse osmosis water manufacturing system of energy-saving and water-saving the most according to claim 1, it is characterised in that: described electromagnetic valve II be normally open solenoid valve, electromagnetic valve I and electromagnetic valve III be normally closed solenoid valve.
9. according to the reverse osmosis water manufacturing system of the energy-saving and water-saving described in any one of claim 1-8, it is characterised in that: described drain pipe is provided with the flow-limiting valve being arranged in parallel with electromagnetic valve II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610399770.7A CN105858812B (en) | 2016-06-08 | 2016-06-08 | A kind of reverse osmosis water manufacturing system of energy-saving and water-saving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610399770.7A CN105858812B (en) | 2016-06-08 | 2016-06-08 | A kind of reverse osmosis water manufacturing system of energy-saving and water-saving |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105858812A true CN105858812A (en) | 2016-08-17 |
| CN105858812B CN105858812B (en) | 2019-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610399770.7A Expired - Fee Related CN105858812B (en) | 2016-06-08 | 2016-06-08 | A kind of reverse osmosis water manufacturing system of energy-saving and water-saving |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107213791A (en) * | 2017-07-11 | 2017-09-29 | 太阳雨集团有限公司 | Milipore filter flusher and the reverse osmosis purified water system using the device |
| CN108911043A (en) * | 2018-07-31 | 2018-11-30 | 北京四季沐歌太阳能技术集团有限公司 | Air for reverse osmosis water purifier empties debugging system |
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| CN204434332U (en) * | 2015-01-30 | 2015-07-01 | 佛山市顺德区美的饮水机制造有限公司 | Water cleaning systems |
| CN204588867U (en) * | 2015-04-08 | 2015-08-26 | 广州悦活环保科技有限公司 | A kind of reverse osmosis water purifier |
| CN204897386U (en) * | 2015-06-29 | 2015-12-23 | 佛山市顺德区美的饮水机制造有限公司 | Water storage device and water purification system |
| CN105621644A (en) * | 2014-10-27 | 2016-06-01 | 珠海格力电器股份有限公司 | Water purification system and cleaning method thereof |
| CN205892813U (en) * | 2016-06-08 | 2017-01-18 | 北京四季沐歌太阳能技术集团有限公司 | Reverse osmosis water preparation system of energy -conserving water conservation |
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2016
- 2016-06-08 CN CN201610399770.7A patent/CN105858812B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105621644A (en) * | 2014-10-27 | 2016-06-01 | 珠海格力电器股份有限公司 | Water purification system and cleaning method thereof |
| CN204434332U (en) * | 2015-01-30 | 2015-07-01 | 佛山市顺德区美的饮水机制造有限公司 | Water cleaning systems |
| CN204588867U (en) * | 2015-04-08 | 2015-08-26 | 广州悦活环保科技有限公司 | A kind of reverse osmosis water purifier |
| CN204897386U (en) * | 2015-06-29 | 2015-12-23 | 佛山市顺德区美的饮水机制造有限公司 | Water storage device and water purification system |
| CN205892813U (en) * | 2016-06-08 | 2017-01-18 | 北京四季沐歌太阳能技术集团有限公司 | Reverse osmosis water preparation system of energy -conserving water conservation |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107213791A (en) * | 2017-07-11 | 2017-09-29 | 太阳雨集团有限公司 | Milipore filter flusher and the reverse osmosis purified water system using the device |
| CN108911043A (en) * | 2018-07-31 | 2018-11-30 | 北京四季沐歌太阳能技术集团有限公司 | Air for reverse osmosis water purifier empties debugging system |
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| CN105858812B (en) | 2019-04-12 |
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Granted publication date: 20190412 |