CN108726638A - Water treatment system, water purifying dispenser and control method of water treatment system - Google Patents
Water treatment system, water purifying dispenser and control method of water treatment system Download PDFInfo
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- CN108726638A CN108726638A CN201810707932.8A CN201810707932A CN108726638A CN 108726638 A CN108726638 A CN 108726638A CN 201810707932 A CN201810707932 A CN 201810707932A CN 108726638 A CN108726638 A CN 108726638A
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- Prior art keywords
- water
- branch
- reverse osmosis
- treatment system
- osmosis units
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 353
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 144
- 238000000746 purification Methods 0.000 claims abstract description 109
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 230000035622 drinking Effects 0.000 abstract description 8
- 239000008213 purified water Substances 0.000 abstract 3
- 239000011521 glass Substances 0.000 description 16
- 239000002351 wastewater Substances 0.000 description 10
- 230000004907 flux Effects 0.000 description 7
- 238000002203 pretreatment Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 238000009738 saturating Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002904 solvent 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
- 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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/10—Solids, e.g. total solids [TS], total suspended solids [TSS] or volatile solids [VS]
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
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 discloses a water treatment system, a water purifying and drinking machine and a control method of the water treatment system. The water treatment system comprises a first reverse osmosis unit and a second reverse osmosis unit which are arranged in parallel, two water inlets of the first reverse osmosis unit and the second reverse osmosis unit are arranged in parallel, two water purification outlets of the first reverse osmosis unit and the second reverse osmosis unit are arranged in parallel, a bypass branch is arranged between the water purification outlet of the first reverse osmosis unit and the water inlet of the second reverse osmosis unit, and a first control element is arranged on the bypass branch. According to the water treatment system and the water purifying and drinking machine provided by the invention, the bypass branch is arranged between the purified water outlet of the first reverse osmosis unit and the water inlet of the second reverse osmosis unit, and the purified water generated by the first reverse osmosis unit enters the second reverse osmosis unit through the bypass branch, so that the first cup of purified water generated by the second reverse osmosis unit can be low-TDS water, and the water quality is improved.
Description
Technical field
The present invention relates to water-treatment technology field, the control of especially a kind of water treatment system, purifying drinking appliance and water treatment system
Method processed.
Background technology
With the continuous enhancing that the universal and user of water purification recognizes bacterium, the type at present without the big flux of bucket obtains city
Field is widely recognized as.
The prior art without there are problems that in the big flux purifying drinking appliance of bucket first glass of water be high TDS, this is because ought drink only
It is respectively mixture and the water purification of raw water and concentrated water in the both sides of reverse osmosis membrane after organ's machine, and does not have water purification generation after shutting down,
The water of water purification side can enter concentrated water side under the action of positive infiltration across the reverse osmosis membrane simultaneously, due to water purification side
Solvent reduces, and the water of water purification side can become high TDS water, and due to diffusion, the salt solute of concentrated water side has a small amount of warp
The reverse osmosis membrane enters the water purification side, and then further increases the salinity of the water purification side, leads to the water purification
The water of side is high TDS water when connecing first glass of water.
In addition, using later stage, flux that can decay in reverse osmosis membrane, water yield can significantly reduce.
Invention content
In view of this, one of the objects of the present invention is to provide a kind of water treatment systems that can improve first glass of water water quality
And purifying drinking appliance.
In order to achieve the above objectives, on the one hand, the present invention adopts the following technical scheme that：
A kind of water treatment system, including the first reverse osmosis units and the second reverse osmosis units that are arranged in parallel, described first
Two water inlets of reverse osmosis units and the second reverse osmosis units are arranged in parallel, two water purification outlets are arranged in parallel, described
It is provided with bypass branch between the water purification outlet of one reverse osmosis units and the water inlet of the second reverse osmosis units, in bypass branch
Road is provided with the first control element.
Preferably, first control element includes switch electromagnetic valve and/or check valve, and the check valve only allows from institute
The water purification outlet for stating the first reverse osmosis units is flowed to the water inlet of second reverse osmosis units.
Preferably, the water purification outlet of first reverse osmosis units is connected with the first water purification branch, and described second is reverse osmosis
The water purification outlet of unit is connected with the second water purification branch, and first water purification branch and the second water purification branch are commonly connected to water purification
Pipeline.
Preferably, in first water purification branch, the downstream side of first reverse osmosis units be provided with the second control
Element.
Preferably, the water inlet of first reverse osmosis units is connected with the first water inlet branch, the second reverse osmosis list
The water inlet of member is connected with the second water inlet branch, the second water inlet branch in the water inlet upstream side of second reverse osmosis units
On be provided with third control element.
Preferably, one end of the bypass branch is arranged controls in the water purification outlet of first reverse osmosis units and second
Between element；And/or
The other end of the bypass branch be arranged second reverse osmosis units water inlet and third control element it
Between.
Preferably, it is provided with the 4th control element on first water inlet branch road.
Preferably, second control element and/or third control element and/or the 4th control element are solenoid valve.
Preferably, further include exporting the first concentrated water discharge branch being connected with the concentrated water of first reverse osmosis units；
And/or
Further include exporting the second concentrated water discharge branch being connected with the concentrated water of second reverse osmosis units.
On the other hand, the present invention adopts the following technical scheme that：
A kind of water purifier, including above-mentioned water treatment system.
In addition, the present invention adopts the following technical scheme that：
A kind of control method of above-mentioned water treatment system,
The water treatment system includes the first operating mode, in this first operative mode, control first water inlet
Branch is connected to, and the second water inlet branch cut-off, bypass branch connection, the first reverse osmosis units and the second reverse osmosis units are located
In working condition, the first water purification branch cut-off, the connection of the second water purification branch are controlled；And/or
The water treatment system includes the second operating mode, under second operating mode, control first water inlet
Branch ends, the cut-off of the first water purification branch, the second water inlet branch connection, the connection of the second water purification branch, bypass branch cut-off；Or
Person, control the second water inlet branch cut-off, the cut-off of the second water purification branch, the first water inlet branch connection, the first water purification branch connect
It is logical, bypass branch cut-off；And/or
The water treatment system includes third operating mode, under the third operating mode, control first water inlet
Branch and the second water inlet branch are connected to, and first water purification branch is connected to the second water purification branch, control the bypass branch
End on road.
Preferably, the water treatment system is controlled when the water treatment system is opened to transport in this first operative mode
The first scheduled duration of row；And/or
It under second operating mode, is closed in the first water inlet branch, the first water purification branch is closed, the second water inlet branch
Connection, the second water purification branch connection, in the case that second reverse osmosis units are in running order, in the water treatment system
The water treatment system is controlled when shutdown runs second scheduled duration of the first operating mode.
Preferably, after water treatment system operation total duration reaches predetermined value, the water treatment system is controlled in institute
It states and is run under third operating mode.
Water treatment system provided by the invention and purifying drinking appliance, it is anti-in the water purification outlet of first reverse osmosis units and second
Bypass branch is provided between the water inlet of permeation unit, the water purification that first reverse osmosis units generate is through the bypass branch
Into second reverse osmosis units so that first glass of water purification that second reverse osmosis units generate can be low TDS water, water
Matter improves.
The control method of water treatment system provided by the invention, using first reverse osmosis units generate water purification as
The water inlet of second reverse osmosis units so that first glass of water purification that second reverse osmosis units generate can be low TDS water,
Control method is simple.
Description of the drawings
By referring to the drawings to the description of the embodiment of the present invention, the above and other purposes of the present invention, feature and
Advantage will be apparent from, in the accompanying drawings：
Fig. 1 shows the system diagram of water treatment system provided by the invention.
In figure,
1, the first reverse osmosis units；
2, the second reverse osmosis units；
3, the first water inlet branch；31, the 4th control element；
4, the second water inlet branch；41, third control element；
5, the first water purification branch；51, the second control element；
6, the second water purification branch；
7, water pipeline；
8, the first concentrated water discharge branch；81, the first waste water ratio electromagnetic valve；
9, the second concentrated water discharge branch；91, the second waste water ratio electromagnetic valve；
10, bypass branch；101, the first control element.
Specific implementation mode
Below based on embodiment, present invention is described, but the present invention is not restricted to these embodiments.Under
Text to the present invention datail description in, it is detailed to describe some specific detail sections, in order to avoid obscure the present invention essence,
There is no narrations in detail for well known method, process, flow, element.
In addition, it should be understood by one skilled in the art that provided herein attached drawing be provided to explanation purpose, and
What attached drawing was not necessarily drawn to scale.
Unless the context clearly requires otherwise, "include", "comprise" otherwise throughout the specification and claims etc. are similar
Word should be construed as the meaning for including rather than exclusive or exhaustive meaning；That is, being containing for " including but not limited to "
Justice.
In the description of the present invention, it is to be understood that, term " first ", " second " etc. are used for description purposes only, without
It can be interpreted as indicating or implying relative importance.In addition, in the description of the present invention, unless otherwise indicated, the meaning of " multiple "
It is two or more.
As shown in Figure 1, this application provides a kind of water treatment system, it is used for purifying drinking appliance, including first be arranged in parallel to be anti-
Permeation unit 1 and the second reverse osmosis units 2, two water inlets of first reverse osmosis units, 1 and second reverse osmosis units 2 are simultaneously
Connection setting, two water purification outlets are arranged in parallel, in the water purification outlet and the second reverse osmosis units 2 of first reverse osmosis units 1
Water inlet between be provided with bypass branch 10, be provided with the first control element 101 on the bypass branch 10, described first
The water purification that reverse osmosis units 1 generate enters second reverse osmosis units 2 through the bypass branch 10 so that second reverse osmosis
First glass of water purification that saturating unit 2 generates can be low TDS water, and water quality improves.
First control element 101 is check valve, and the check valve only allows from the net of first reverse osmosis units 1
Water out is flowed to the water inlet of second reverse osmosis units 2, to ensure that the water purification of first reverse osmosis units 1 can be into
Enter second reverse osmosis units 2, and then the water purification of first reverse osmosis units 1 can be utilized to the described second reverse osmosis list
Member 2 is rinsed, until second reverse osmosis units 2 are full of pure water, ensures that second reverse osmosis units 2 do not occur just oozing
Thoroughly, to solve the problems, such as that first glass of water TDS is higher.Certainly, switch electromagnetic valve replacement may be used in the check valve.
The water purification outlet of first reverse osmosis units 1 is connected with the first water purification branch 5, second reverse osmosis units 2
Water purification outlet be connected with the second water purification branch 6, first water purification branch, 5 and second water purification branch 6 is commonly connected to water purification
Pipeline 7, using early period, the water purification that first reverse osmosis units 1 generate can be selected through the first water purification branch 5 and pure water pipe
Road 7 is discharged, and the water purification that second reverse osmosis units 2 generate is discharged through the second water purification branch 6 and water pipeline 7, described in guarantee
Various modes water may be used in water treatment system, meets different demands.It phase after use, can be reverse osmosis using first simultaneously
Unit 1 and the second reverse osmosis units 2 while water processed, solve the problems, such as that flux reduces.
In first water purification branch 5, the downstream side of first reverse osmosis units 1 be provided with the second control element
51, second control element 51 preferably can be solenoid valve, and second control element 51 can be by the first water purification branch
Road 5 is opened so that the water purification discharge that first reverse osmosis units 1 generate, second control element 51 can be by described first
Water purification branch 5 is closed so that the water purification of first reverse osmosis units 5 generation is reverse osmosis into described second through bypass branch 10
Unit 2, and then second reverse osmosis units 2 can be rinsed.
The water inlet of first reverse osmosis units 1 is connected with the first water inlet branch 3, on the first water inlet branch 3
It is provided with the 4th control element 31.4th control element 31 is arranged in the water inlet upstream of first reverse osmosis units 1
Side, the 4th control element 31 preferably can be solenoid valves, and the 4th control element 31 is for described on and off the
Whether one water inlet branch 3, the 4th control element 31 can be used in selecting pending water through first reverse osmosis units 1
Purification.
The water inlet of second reverse osmosis units 2 is connected with the second water inlet branch 4, in second reverse osmosis units 2
Water inlet upstream side second water inlet branch 4 on be provided with third control element 41.The third control element 41 preferably may be used
To be solenoid valve, the third control element 41 is for the second water inlet branch 4, the third control element described on and off
41 can be used in selecting whether pending water purifies through second reverse osmosis units 2.
Water purification outlet and the second control element in first reverse osmosis units 1 is arranged in one end of the bypass branch 10
Between 51, water inlet and third control element in second reverse osmosis units 2 is arranged in the other end of the bypass branch 10
Between 41, in this way, first reverse osmosis units 1 generate water purification when second control element 51 is closed, through the side
Logical branch 10 flow to second reverse osmosis units 2, to be rinsed to second reverse osmosis units 2.
The water treatment system further includes exporting the first concentrated water drainage being connected with the concentrated water of first reverse osmosis units 1
Branch 8 is put, the first waste water ratio electromagnetic valve 81 or the first waste water proportioner, institute are provided on the first concentrated water discharge branch 8
It states the first waste water proportioner 81 or the first waste water solenoid valve is used to adjust the ratio that first reverse osmosis units 8 discharge concentrated water
Example.
The water treatment system further includes exporting the second concentrated water drainage being connected with the concentrated water of second reverse osmosis units 2
Branch 9 is put, the second waste water solenoid valve 91 or the second waste water proportional valve are provided on the second concentrated water discharge branch 9, it is described
Second waste water proportional valve or the second waste water solenoid valve 91 are used to adjust the ratio that second reverse osmosis units 2 discharge concentrated water
Example.
The present invention also provides a kind water purifier, including above-mentioned water treatment system, the water purifier has first glass of water TDS
The advantages of significant decrease.
The present invention also provides a kind of control methods of above-mentioned water treatment system.
The water treatment system includes the first operating mode, in this first operative mode, control first water inlet
Branch 3 is connected to, and the second water inlet branch 4 ends, and bypass branch 10 is connected to, at this point, the 4th control element 31 is opened, institute
The closing of third control element 41 is stated, first control element 101 is in the open state, first reverse osmosis units 1 and the
Two reverse osmosis units equal 2 are in running order, control first water purification branch 5 and end, the connection of the second water purification branch 6, at this point,
Second control element 51 is closed.
The production water obtained after pre-treatment through it is described first intake branch 3 enter first reverse osmosis units 1, described first
The water purification that reverse osmosis units 1 generate enters second reverse osmosis units 2, the second reverse osmosis list through the bypass branch 10
The concentrated water that member 2 generates is discharged through the second concentrated water discharge branch 9, and the water purification that second reverse osmosis units 2 generate is through second
Water purification branch 6 and water pipeline 7 discharge, and are not in asking of just permeating so that be full of pure water in the second reverse osmosis units 2
The problem of topic, first glass of water is high TDS water, is resolved.
The water treatment system includes the second operating mode, under second operating mode, control first water inlet
Branch 3 ends, the cut-off of the first water purification branch 5, and the second water inlet branch 4 is connected to, and the second water purification branch 6 connection, bypass branch 10 is cut
Only, at this point, the 4th control element 31 is closed, second control element 51 is closed, and the third control element 41 is opened,
First control element 101 is closed, and second reverse osmosis units 2 are in single working condition；Alternatively, control
The second water inlet branch 4 ends, the cut-off of the second water purification branch 6, and the first water inlet branch 3 is connected to, the connection of the first water purification branch 5,
Bypass branch 10 ends, at this point, the 4th control element 31 is opened, second control element 51 is opened, the third control
Element 41 processed is closed, and first control element 101 is closed, and first reverse osmosis units 1 are in single and only work
State.
The production water obtained after pre-treatment intakes branch 3 into first reverse osmosis units 1 through described first, and concentrated water is through institute
The discharge of the first concentrated water discharge branch 8 is stated, water purification is discharged through the first water purification branch 5 and water pipeline 7.It is opened in the water treatment system
The water treatment system is controlled when opening and runs scheduled duration in this first operative mode, so that the first reverse osmosis list
The first glass high TDS water that member 1 generates filters again through second reverse osmosis units 2, so that on the water pipeline 7
The first glass of water arrived is low TDS water.The second operating mode, first glass of water obtained are run after first operating mode operation
The second operating mode is run for low TDS water, after the first operating mode operation and when using the second 2 water processed of reverse osmosis units,
The water purification that first reverse osmosis units 1 generate is low TDS water.Preferably, a length of 60s when described first subscribes.
Alternatively, the production water obtained after pre-treatment enters second reverse osmosis units, concentrated water through the second water inlet branch 4
It is discharged through the second concentrated water discharge branch 9, water purification is discharged through the second water purification branch 6 and water pipeline 7.In the first water inlet branch
3 close, and the first water purification branch 5 is closed, and the second water inlet branch 4 is connected to, the connection of the second water purification branch 6, the second reverse osmosis list
In the case that member 2 is in running order, the water treatment system operation described first is controlled when the water treatment system is shut down
The second scheduled duration of operating mode.After first operating mode operation, pure water is full of in second reverse osmosis units 2,
Second operating mode is directly run using 2 water processed of the second reverse osmosis units in starting up again, and first glass of water obtained is
Low TDS water.Preferably, second scheduled duration is 60s.
The water treatment system includes third operating mode, under the third operating mode, control first water inlet
Branch 3 is connected to the second water inlet branch 4, at this point, the 4th control element 31 is opened, the third control element 41 is opened, institute
It states the first water purification branch 5 to be connected to the second water purification branch equal 6, second control element 51 is opened, and the bypass branch is controlled
10 cut-offs, first control element 101 are closed.
The production water obtained after pre-treatment intakes branch 3 into first reverse osmosis units 1, while through institute through described first
It states the second water inlet branch 4 and enters second reverse osmosis units 2, the concentrated water that first reverse osmosis units 1 generate is through described the
One concentrated water discharge branch 8 discharges, and the concentrated water that second reverse osmosis units 2 generate is discharged through the second concentrated water discharge branch 9,
The water purification that first reverse osmosis units 1 generate is discharged through first water purification branch 5 and water pipeline 7, second reverse osmosis
The water purification that saturating unit 2 generates is discharged through the second water purification branch 6 and water pipeline 7, and after use the phase, the water that pre-treatment obtains is simultaneously
It is handled through the first reverse osmosis units 1 and the second reverse osmosis units 2, solves the problems, such as to reduce using later stage flux so that described
The water obtained on water pipeline 7 will not reduce.
When third operating mode terminates water processed, control water treatment system is run according to the first operating mode, anti-by first
The second reverse osmosis units of water purification pair 2 that permeation unit 1 generates are rinsed so that pure water are full of in the second reverse osmosis units 2, no
Positive infiltration occurs, so that in third operating mode water, first glass of water is the low TDS that the second reverse osmosis units 2 generate
The mixing water for the high TDS water that water and the first reverse osmosis units 1 generate, first glass of water are relatively low TDS water, solve first glass of water TDS
Higher problem.
Preferably, after water treatment system operation total duration reaches predetermined value, the water treatment system is controlled in institute
It states and is run under third operating mode, after water treatment system operation total duration reaches predetermined value, the first reverse osmosis list
Member 1 and 2 flux decline of the second reverse osmosis units can solve single reverse osmosis units filtering using the third operating mode and make
At flux decline problem.
Those skilled in the art will readily recognize that under the premise of not conflicting, above-mentioned each preferred embodiment can be free
Ground combination, superposition.
It should be appreciated that above-mentioned embodiment is merely exemplary, and not restrictive, without departing from the basic of the present invention
In the case of principle, those skilled in the art can be directed to the various apparent or equivalent modification or replace that above-mentioned details be made
It changes, is all included in scope of the presently claimed invention.
Claims (13)
1. a kind of water treatment system, which is characterized in that including the first reverse osmosis units and the second reverse osmosis units being arranged in parallel,
Two water inlets of first reverse osmosis units and the second reverse osmosis units are arranged in parallel, two water purification outlets are arranged in parallel,
It is provided with bypass branch between the water purification outlet and the water inlet of the second reverse osmosis units of first reverse osmosis units, in institute
It states and is provided with the first control element on bypass branch.
2. water treatment system according to claim 1, which is characterized in that first control element includes switch electromagnetic valve
And/or check valve, the check valve only allow from the water purification outlet of first reverse osmosis units to the described second reverse osmosis list
The water inlet flowing of member.
3. water treatment system according to claim 1, which is characterized in that the water purification outlet of first reverse osmosis units connects
It is connected to the first water purification branch, the water purification outlet of second reverse osmosis units is connected with the second water purification branch, first water purification
Branch and the second water purification branch are commonly connected to water pipeline.
4. water treatment system according to claim 3, which is characterized in that in first water purification branch, described first
The downstream side of reverse osmosis units is provided with the second control element.
5. water treatment system according to claim 4, which is characterized in that the water inlet of first reverse osmosis units connects
There is the first water inlet branch, the water inlet of second reverse osmosis units is connected with the second water inlet branch, reverse osmosis described second
Second water inlet branch road of the water inlet upstream side of unit is provided with third control element.
6. water treatment system according to claim 5, which is characterized in that
One end of the bypass branch is arranged between the water purification outlet and the second control element of first reverse osmosis units；
And/or
The other end of the bypass branch is arranged between the water inlet and third control element of second reverse osmosis units.
7. water treatment system according to claim 5, which is characterized in that be provided with the 4th on first water inlet branch road
Control element.
8. water treatment system according to claim 7, which is characterized in that second control element and/or third control
Element and/or the 4th control element are solenoid valve.
9. according to the water treatment system described in one of claim 1-8, which is characterized in that
Further include exporting the first concentrated water discharge branch being connected with the concentrated water of first reverse osmosis units；And/or
Further include exporting the second concentrated water discharge branch being connected with the concentrated water of second reverse osmosis units.
10. a kind of water purifier, which is characterized in that including the water treatment system described in one of claim 1-9.
11. the control method of the water treatment system described in a kind of one of claim 5-8, which is characterized in that
The water treatment system includes the first operating mode, in this first operative mode, control the first water inlet branch
Connection, the second water inlet branch cut-off, bypass branch connection, the first reverse osmosis units and the second reverse osmosis units are in work
Make state, controls the first water purification branch cut-off, the connection of the second water purification branch；And/or
The water treatment system includes the second operating mode, under second operating mode, control the first water inlet branch
Cut-off, the cut-off of the first water purification branch, the second water inlet branch connection, the connection of the second water purification branch, bypass branch cut-off；Alternatively, control
The second water inlet branch cut-off, the cut-off of the second water purification branch are made, the first water inlet branch is connected to, and the connection of the first water purification branch is other
Logical branch cut-off；And/or
The water treatment system includes third operating mode, under the third operating mode, control the first water inlet branch
It is connected to the second water inlet branch, first water purification branch is connected to the second water purification branch, is controlled the bypass branch and is cut
Only.
12. control method according to claim 11, which is characterized in that when the water treatment system is opened described in control
Water treatment system runs the first scheduled duration in this first operative mode；And/or
It under second operating mode, is closed in the first water inlet branch, the first water purification branch is closed, and the second water inlet branch connects
Logical, the connection of the second water purification branch in the case that second reverse osmosis units are in running order, is closed in the water treatment system
The water treatment system is controlled when machine runs second scheduled duration of the first operating mode.
13. control method according to claim 11, which is characterized in that reach in water treatment system operation total duration
After predetermined value, controls the water treatment system and run under the third operating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810707932.8A CN108726638B (en) | 2018-07-02 | 2018-07-02 | Water treatment system, water purifying and drinking machine and control method of water treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810707932.8A CN108726638B (en) | 2018-07-02 | 2018-07-02 | Water treatment system, water purifying and drinking machine and control method of water treatment system |
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| Publication Number | Publication Date |
|---|---|
| CN108726638A true CN108726638A (en) | 2018-11-02 |
| CN108726638B CN108726638B (en) | 2023-07-21 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN109336305A (en) * | 2018-11-30 | 2019-02-15 | 佛山市云米电器科技有限公司 | A kind of delay shutdown type household water purifier and domestic water purifying machine |
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| CN110342667A (en) * | 2019-08-05 | 2019-10-18 | 浙江艾波特环保科技股份有限公司 | A kind of water purifier and method reducing pure water TDS value |
| CN110642330A (en) * | 2019-09-05 | 2020-01-03 | 浙江艾波特环保科技股份有限公司 | Prevent purifier that TDS value risees |
| CN111186879A (en) * | 2020-01-16 | 2020-05-22 | 深圳市优美环境治理有限公司 | Double-pump double-membrane reverse osmosis equipment and water treatment method |
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