CN105858812B - A kind of reverse osmosis water manufacturing system of energy-saving and water-saving - Google Patents
A kind of reverse osmosis water manufacturing system of energy-saving and water-saving Download PDFInfo
- Publication number
- CN105858812B CN105858812B CN201610399770.7A CN201610399770A CN105858812B CN 105858812 B CN105858812 B CN 105858812B CN 201610399770 A CN201610399770 A CN 201610399770A CN 105858812 B CN105858812 B CN 105858812B
- Authority
- CN
- China
- Prior art keywords
- water
- solenoid valve
- water inlet
- saving
- reverse osmosis
- 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.)
- Expired - Fee Related
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 42
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 29
- 238000007599 discharging Methods 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 10
- 238000003860 storage Methods 0.000 claims description 22
- 239000002775 capsule Substances 0.000 claims description 8
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 6
- 239000008399 tap water Substances 0.000 claims description 6
- 235000020679 tap water Nutrition 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 230000014759 maintenance of location Effects 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 2
- 238000011026 diafiltration Methods 0.000 claims 1
- 238000007689 inspection Methods 0.000 claims 1
- 238000011010 flushing procedure Methods 0.000 abstract description 4
- 238000001764 infiltration Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000004080 punching 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 present invention is a kind of reverse osmosis water manufacturing system of energy-saving and water-saving, belong to technical field of water treatment equipment, including water pump, reverse osmosis filter core and double water inlet water butts, pure water outlet pipe on reverse osmosis filter core is connected to the pure water inlet and outlet of double water inlet water butts, check valve, high-voltage switch gear, solenoid valve I are equipped on the pure water outlet pipe in front of pure water inlet and outlet, the end of pure water outlet pipe is equipped with discharging device；The end of concentrated water outlet pipe connects with the concentrated water inlet and outlet of double water inlet water butts, and solenoid valve II is housed on concentrated water outlet pipe, and the concentrated water outlet pipe between solenoid valve II and concentrated water inlet and outlet is equipped with drainpipe, and drainpipe is equipped with solenoid valve III.By the present invention in that being provided driving pressure with double water inlet water butts in water processed and flushing process for water inlet water outlet, being reduced the pure water back pressure during water processed, greatly reduce water time realization energy-saving and water-saving processed.In addition this system is simply easy to implement, structurally reasonable, substantially reduces the Energy in use of counter-infiltration system.
Description
Technical field
The present invention relates to reverse osmosis water manufacturing system, in particular to the reverse osmosis water manufacturing system of a kind of energy-saving and water-saving.
Background technique
For water purifier as a kind of emerging product, wide market is in recent years also new to rise a collection of factory for doing water purifier at present
Family uses gasbag-type pressure pot by the band bucket household water filter for investigating currently on the market 90% or more, and this pressure pot makes
It is very low with rate, and in use process, increasing with rate of water added, the back pressure of pure water section is consequently increased, and cause water processed gradually difficult,
Extend the water time processed, causes energy consumption excessive.
Summary of the invention
The technical problem to be solved by the present invention is in view of the deficiencies of the prior art, provide it is a kind of design rationally, user
Just, the reverse osmosis water manufacturing system for the energy-saving and water-saving that low energy consumption.
The technical problem to be solved by the present invention is to what is realized by technical solution below, the present invention is a kind of energy conservation
Water-saving reverse osmosis water manufacturing system, its main feature is that: including water pump, reverse osmosis filter core and double water inlets storage being arranged in water line
Bucket, double water inlet water butts are equipped with pure water inlet and outlet and concentrated water inlet and outlet, are connected with pure water on the reverse osmosis filter core
Outlet pipe and concentrated water outlet pipe, pure water outlet pipe is connected to the pure water inlet and outlet of double water inlet water butts, in front of pure water inlet and outlet
Pure water outlet pipe be equipped with check valve, high-voltage switch gear, solenoid valve I, the end of pure water outlet pipe is equipped with discharging device；It is described dense
The end of water outlet pipe connects with the concentrated water inlet and outlet of double water inlet water butts, and solenoid valve II, electromagnetism are housed on concentrated water outlet pipe
Concentrated water outlet pipe between valve II and concentrated water inlet and outlet is equipped with drainpipe, and drainpipe is equipped with solenoid valve III.
The technical problems to be solved by the invention can also be further realized by technical solution below, the section
In reverse osmosis water manufacturing system that can be water-saving: the discharging device is pure water electric-controlled tap.
The technical problems to be solved by the invention can also be further realized by technical solution below, the section
In reverse osmosis water manufacturing system that can be water-saving: being equipped with tongue tube in the pure water electric-controlled tap, tongue tube passes through signal wire and system
The master controller of water system is connected；The master controller of water manufacturing system passes through signal wire and water pump, solenoid valve I, solenoid valve II and electricity
Magnet valve III is connected.
The technical problems to be solved by the invention can also be further realized by technical solution below, the section
Can be in water-saving reverse osmosis water manufacturing system: the discharging device includes tap and low tension switch, double water inlet water butts
Pure water inlet and outlet are connected with the pipeline between tap and low tension switch.
The technical problems to be solved by the invention can also be further realized by technical solution below, the section
In reverse osmosis water manufacturing system that can be water-saving: double water inlet water butts are equipped with staving, and the elastic storage capsule, elasticity storage are equipped in staving
Space between water pocket and staving is set as concentrated water water storage cavity, and the pure water inlet and outlet are connected with the elastic storage capsule, concentrated water into
Outlet is connected with concentrated water water storage cavity.
The technical problems to be solved by the invention can also be further realized by technical solution below, the section
In reverse osmosis water manufacturing system that can be water-saving: the concentrated water inlet and outlet are located at the top of staving, and pure water imports and exports the top for being located at staving
Portion.
The advantages of using double water inlet water butts is as follows: 1, its water space obtains 100% utilization, and moisture storage capacity is far longer than
The pressure pot of equal volume.2, when rinsing, running water pressure power drive, water steadying is not in showing of gradually decaying of water flow out
As.3, water storage hydraulic pressure is up to tap water pressure, lower to the bearing requirements of structure.4, two inlet and outlet are each provided at the upper of staving
Water in staving can be excluded completely, avoid feeling suffocated by portion.
The technical problems to be solved by the invention can also be further realized by technical solution below, the section
In reverse osmosis water manufacturing system that can be water-saving: it is normally closed electromagnetism that the solenoid valve II, which is normally open solenoid valve, solenoid valve I and solenoid valve III,
Valve.
The technical problems to be solved by the invention can also be further realized by technical solution below, the section
In reverse osmosis water manufacturing system that can be water-saving: the drainpipe is equipped with the flow-limiting valve being arranged in parallel with solenoid valve II.
Water state processed: discharging device and solenoid valve II are closed, and water pump, solenoid valve I and solenoid valve III are opened, and water pump provides anti-
Pressure needed for infiltration, the unlatching of solenoid valve III form access, and the concentrated water in double water inlet water butts is discharged from concentrated water discharge mouth, generates
Pure water enter double water inlet water butts storages from pure water inlet and outlet, pressure gradually rises in Chu Manhou pure water outlet pipe, and height presses off
It when closing detection to upper pressure limit, then switches off the pump, solenoid valve I and solenoid valve III, opens solenoid valve II, water process processed are completed；Punching
Wash state: discharging device and solenoid valve II are opened, and water pump, solenoid valve I and solenoid valve III are closed, when discharging device is opened, certainly
Come under effect of water pressure, tap water is imported and exported from concentrated water and entered by the solenoid valve III on reverse osmosis filter core and concentrated water outlet pipe
Double water inlet water butt storages, form reverse osmosis filter core and rinse, while the pure water in double water inlet water butts is extruded, pure water side pressure
Power stablizes slowly decline, and until the pure water in double water inlet water butts is used up, high-voltage switch gear detects low pressure limit at this time, closes electricity
Magnet valve II opens water pump, solenoid valve I and solenoid valve III, into water state processed.
Compared with prior art, by the present invention in that being intake out in water processed and flushing process with double water inlet water butts
Water provides driving pressure, reduces the pure water back pressure during water processed, can greatly reduce the water time processed to realize energy-saving and water-saving
Purpose.In addition this system is simply easy to implement, structurally reasonable, can substantially reduce the Energy in use of counter-infiltration system, energy conservation
It is water-saving.Increase flow-limiting valve in system, this system can be made to use in the poor area of water quality, to extend reverse osmosis filter core
Service life.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of this system.
Fig. 2 is another structural schematic diagram of this system.
Fig. 3 is the control principle block diagram of pure water electric-controlled tap.
Fig. 4 is the structural schematic diagram of double water inlet water butts.
Fig. 5 is another structural schematic diagram of this system.
Fig. 6 is another structural schematic diagram of this system.
Specific embodiment
Referring to the drawings, further describe the specific technical solution of the present invention, in order to those skilled in the art into
One step the present invention is understood, without constituting the limitation to its right.
Embodiment 1, referring to Fig.1, Fig. 3 and Fig. 4, a kind of reverse osmosis water manufacturing system of energy-saving and water-saving, including be arranged in water processed
Water pump 1, reverse osmosis filter core 2 and double water inlet water butts 8 on pipeline.Double water inlet water butts 8 are equipped with staving 82, in staving 82
Equipped with the elastic storage capsule 83, the space between the elastic storage capsule 83 and staving 82 is set as concentrated water water storage cavity, on the top of staving 82
Portion is equipped with pure water inlet and outlet 81, and pure water inlet and outlet 81 are connected with the elastic storage capsule 83, the top of staving 82 equipped with concentrated water into
Outlet 84, concentrated water inlet and outlet 84 are connected with concentrated water water storage cavity.
Pure water outlet pipe 6 and concentrated water outlet pipe 12, pure water outlet pipe 6 and double water inlets are connected on the reverse osmosis filter core 2
81 connection of pure water inlet and outlet of water butt 8, is equipped with check valve 3 on the pure water outlet pipe 6 in 81 front of pure water inlet and outlet, height presses off
4, solenoid valve I 5 are closed, the end of pure water outlet pipe 6 is equipped with discharging device, and discharging device is pure water electric-controlled tap 7.The concentrated water
The end of outlet pipe 12 connects with the concentrated water inlet and outlet 84 of double water inlet water butts 8, and solenoid valve II is housed on concentrated water outlet pipe 12
11, the concentrated water outlet pipe 12 between solenoid valve II 11 and concentrated water inlet and outlet 84 is equipped with drainpipe 9, and drainpipe 9 is equipped with electromagnetism
Valve III 10.Solenoid valve II 11 is that normally open solenoid valve, solenoid valve I 5 and solenoid valve III 10 are normally closed solenoid valve.The water manufacturing system
Equipped with master controller, tongue tube is equipped in pure water electric-controlled tap 7, tongue tube passes through the master controller of signal wire and water manufacturing system
It is connected；The master controller of water manufacturing system is connected by signal wire with water pump 1, solenoid valve I 5, solenoid valve II 11 and solenoid valve III 10.
When pure water electric-controlled tap 7 is opened, tongue tube sends a signal to master controller, main controller controls water pump 1, solenoid valve I 5 and electricity
Magnet valve III 10 is closed, and solenoid valve II 11 is opened.When pure water electric-controlled tap 7 is closed, tongue tube sends a signal to master controller, main
Controller controls water pump 1, solenoid valve I 5 and solenoid valve III 10 and opens, and solenoid valve II 11 is closed.
When system is in water state processed: pure water electric-controlled tap 7 and solenoid valve II 11 are closed, water pump 1, solenoid valve I 5 and electricity
Magnet valve III 10 is opened, and water pump 1 provides reverse osmosis required pressure, and solenoid valve III 10, which is opened, forms access, in double water inlet water butts 8
Concentrated water be discharged from concentrated water discharge mouth, the pure water of generation enters double water inlet water butts 8 from pure water inlet and outlet 81 and stores, and stores up Man Houchun
Pressure gradually rises in water outlet pipe 6, and when the detection of high-voltage switch gear 4 is to upper pressure limit, then switch off the pump 1, solenoid valve I 5 and electromagnetism
Valve III 10, opens solenoid valve II 11, water process processed are completed.
When system is in flushing state: pure water electric-controlled tap 7 and solenoid valve II 11 are opened, water pump 1, solenoid valve I 5 and electricity
Magnet valve III 10 is closed, and when pure water electric-controlled tap 7 is opened, under tap water pressure effect, tap water passes through reverse osmosis 2 He of filter core
Solenoid valve III 10 on concentrated water outlet pipe 12 enters double water inlet water butts 8 from concentrated water inlet and outlet 84 and stores, to reverse osmosis filter core 2
It is formed and is rinsed, while the pure water in double water inlet water butts 8 is extruded, pure water end pressure stablizes slowly decline, until double water inlets are stored up
Pure water in bucket 8 is used up, and high-voltage switch gear 4 detects low pressure limit at this time, closes solenoid valve II 11, opens water pump 1, solenoid valve
I 5 and solenoid valve III 10, into water state processed.
Embodiment 2, referring to Fig. 2, the place different from embodiment 1 is, the discharging device includes tap 14 and low
Compress switch 13, the pure water inlet and outlet 81 of double water inlet water butts 8 are connected with the pipeline between tap 14 and low tension switch 13
It is logical.Here tap 14 is common tap, the water pump 1, solenoid valve I 5 and solenoid valve III 10 in system close open by
Master controller directly controls.In water state processed, low tension switch 13 is closed, and the other methods of operation of system are same as Example 1.?
When flushing state, low tension switch 13 is disconnected, and the other methods of operation of system and embodiment 1 are also identical.
Embodiment 3, referring to figure 5 and figure 6, unlike Examples 1 and 2, the drainpipe 9 is equipped with and solenoid valve II
11 flow-limiting valves 15 being arranged in parallel.Using flow-limiting valve 15, this system can be made to use in the poor area of water quality, to extend
The service life of reverse osmosis filter core 2.In water state processed, water pump 1 provides reverse osmosis required pressure, and solenoid valve III 10 opens shape
At access, limited current state is formed by flow-limiting valve 15, other methods of operation of system are identical as Examples 1 and 2.
Claims (8)
1. a kind of reverse osmosis water manufacturing system of energy-saving and water-saving, it is characterised in that: including water pump, the reverse osmosis being arranged in water line
Diafiltration core and double water inlet water butts, double water inlet water butts are equipped with pure water inlet and outlet and concentrated water inlet and outlet, described reverse osmosis
Pure water outlet pipe and concentrated water outlet pipe are connected on filter core, pure water outlet pipe is connected to the pure water inlet and outlet of double water inlet water butts,
It is equipped with check valve, high-voltage switch gear, solenoid valve I on the pure water outlet pipe in front of pure water inlet and outlet, the end of pure water outlet pipe is set
There is discharging device；The end of the concentrated water outlet pipe connects with the concentrated water inlet and outlet of double water inlet water butts, on concentrated water outlet pipe
Equipped with solenoid valve II, the concentrated water outlet pipe between solenoid valve II and concentrated water inlet and outlet is equipped with drainpipe, and drainpipe is equipped with electricity
Magnet valve III；
Water state processed: discharging device and solenoid valve II are closed, and water pump, solenoid valve I and solenoid valve III are opened, and water pump provides reverse osmosis
Required pressure, the unlatching of solenoid valve III form access, and the concentrated water in double water inlet water butts is discharged from concentrated water discharge mouth, generation it is pure
Water enters double water inlet water butt storages from pure water inlet and outlet, and pressure gradually rises in Chu Manhou pure water outlet pipe, high-voltage switch gear inspection
It when survey to upper pressure limit, then switches off the pump, solenoid valve I and solenoid valve III, opens solenoid valve II, water process processed are completed；Rinse shape
State: discharging device and solenoid valve II are opened, and water pump, solenoid valve I and solenoid valve III are closed, when discharging device is opened, in tap water
Under pressure effect, tap water by the solenoid valve III on reverse osmosis filter core and concentrated water outlet pipe, from concentrated water inlet and outlet enter it is double into
The storage of water water butt, forms reverse osmosis filter core and rinses, while the pure water in double water inlet water butts is extruded, and pure water end pressure is steady
Fixed slowly decline, until the pure water in double water inlet water butts is used up, high-voltage switch gear detects low pressure limit at this time, closes solenoid valve
II, water pump, solenoid valve I and solenoid valve III are opened, into water state processed.
2. the reverse osmosis water manufacturing system of energy-saving and water-saving according to claim 1, it is characterised in that: the discharging device is pure
Water power control tap.
3. the reverse osmosis water manufacturing system of energy-saving and water-saving according to claim 2, it is characterised in that: the automatically controlled fire hose of pure water
Tongue tube is equipped in head, tongue tube is connected by signal wire with the master controller of water manufacturing system；The master controller of water manufacturing system is logical
Signal wire is crossed to be connected with water pump, solenoid valve I, solenoid valve II and solenoid valve III.
4. the reverse osmosis water manufacturing system of energy-saving and water-saving according to claim 1, it is characterised in that: the discharging device includes
The pure water inlet and outlet of tap and low tension switch, double water inlet water butts are connected with the pipeline between tap and low tension switch
It is logical.
5. the reverse osmosis water manufacturing system of energy-saving and water-saving according to claim 1, it is characterised in that: double water inlet water butts
Equipped with staving, it is equipped with the elastic storage capsule in staving, the space between the elastic storage capsule and staving is set as concentrated water water storage cavity, described
Pure water inlet and outlet are connected with the elastic storage capsule, and concentrated water inlet and outlet are connected with concentrated water water storage cavity.
6. the reverse osmosis water manufacturing system of energy-saving and water-saving according to claim 5, it is characterised in that: the concentrated water inlet and outlet are set
On the top of staving, pure water imports and exports the top for being located at staving.
7. the reverse osmosis water manufacturing system of energy-saving and water-saving according to claim 1, it is characterised in that: the solenoid valve II is normal
Open electromagnetic valve, solenoid valve I and solenoid valve III are normally closed solenoid valve.
8. the reverse osmosis water manufacturing system of energy-saving and water-saving according to claim 1-7, it is characterised in that: the draining
Pipe is equipped with the flow-limiting valve being arranged in parallel with solenoid 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 CN105858812A (en) | 2016-08-17 |
| CN105858812B true CN105858812B (en) | 2019-04-12 |
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ID=56677181
Family Applications (1)
| 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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| CN (1) | CN105858812B (en) |
Families Citing this family (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 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
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 |
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| CN105858812A (en) | 2016-08-17 |
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