CN109574144A - Water purification system - Google Patents
Water purification system Download PDFInfo
- Publication number
- CN109574144A CN109574144A CN201710898806.0A CN201710898806A CN109574144A CN 109574144 A CN109574144 A CN 109574144A CN 201710898806 A CN201710898806 A CN 201710898806A CN 109574144 A CN109574144 A CN 109574144A
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- water
- purification system
- valve body
- pipe
- pure
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 645
- 238000000746 purification Methods 0.000 title claims abstract description 117
- 239000012528 membrane Substances 0.000 claims abstract description 99
- 238000005406 washing Methods 0.000 claims abstract description 23
- 239000002699 waste material Substances 0.000 claims abstract description 12
- 238000003860 storage Methods 0.000 claims abstract description 6
- 238000001514 detection method Methods 0.000 claims description 29
- 239000002351 wastewater Substances 0.000 claims description 20
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 13
- 239000000523 sample Substances 0.000 claims description 13
- 238000011897 real-time detection Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000011010 flushing procedure Methods 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005374 membrane filtration Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
-
- 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
- C02F2209/03—Pressure
-
- 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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/40—Liquid flow rate
-
- 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
- C02F2209/44—Time
- C02F2209/445—Filter life
-
- 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
- C02F2303/16—Regeneration of sorbents, filters
Abstract
The present invention discloses a kind of water purification system comprising: membrane filter is connected to raw water tubes, pure water pipe and waste pipe respectively；Water storage device, including water tank, the movable part being installed in water tank, movable part is by water tank every being set as raw water chamber and pure water chamber, raw water chamber is connected to by the first water inlet pipe with raw water tubes, pure water chamber is connected to by the second water inlet pipe with pure water pipe, pure water chamber also passes through outlet pipe and is connected to raw water tubes, and the raw water tubes between the water outlet of outlet pipe and the water inlet end of the first water inlet pipe and membrane filter are connected to；First valve body is installed on the raw water tubes between the first water inlet pipe and outlet pipe；Second valve body is installed on the second water inlet pipe；Third valve body, is installed on outlet pipe；After water purification system water terminates, and when membrane filter meets default washing condition, the first valve body and the second valve body are closed, and open third valve body.So set, ensure that the water quality of water purification system first cup water purification caused by water processed every time.
Description
Technical field
The present invention relates to technical field of water purification, in particular to a kind of water purification system.
Background technique
Drinking Water Problem is the problem of common people pay special attention to, and having many substances for being unfavorable for health in water has been thing out of question
Real, this is also the hot root of the main reason for common people's healthy water consciousness is strengthened and purifier market.
It relies primarily on membrane filter in existing purifier to be filtered raw water, however, when the purifier is in standby
When state, raw water and pure water can be existed simultaneously in the membrane filter, and the concentration of the TDS of raw water will be much higher than the TDS of pure water, if should
Purifier is in standby for a long time, this will lead to the ion in raw water and is diffused into pure water, and then lead to the water purification
When booting Pure-water Making equipment next time, the TDS concentration of first cup pure water is relatively high, influences the experience of user.
Summary of the invention
The main object of the present invention is to propose a kind of water purification system, it is intended to improve the first cup that the water purification system is produced every time
The water quality of pure water.
To achieve the above object, a kind of water purification system proposed by the present invention comprising:
Membrane filter has the raw water mouth being connected to raw water tubes, the pure water mouth being connected to pure water pipe and is connected to waste pipe
Waste water mouth；
Water storage device, including water tank, the movable part being installed in the water tank, the movable part is by the water tank every being set as
Mutually independent raw water chamber and pure water chamber, the raw water chamber are connected to by the first water inlet pipe with the raw water tubes, the pure water chamber
It is connected to by the second water inlet pipe with the pure water pipe, the pure water chamber also passes through outlet pipe and is connected to the raw water tubes, and institute
The raw water tubes stated between the water outlet of outlet pipe and the water inlet end of first water inlet pipe and the membrane filter are connected to；
First valve body is installed on the raw water tubes between the water inlet end of first water inlet pipe and the water outlet of outlet pipe；
Second valve body is installed on second water inlet pipe；And
Third valve body is installed on the outlet pipe；
After the water purification system water terminates, and when the membrane filter meets default washing condition, institute is closed
The first valve body and the second valve body are stated, and opens the third valve body, so that the raw water in the raw water tubes flows into the water tank
The intracavitary pure water of the pure water of the water tank is squeezed out and is flowed into the membrane filter by raw water chamber.
Preferably, the water purification system further includes controller, the controller and first valve body, the second valve body and
Third valve body is electrically connected, and the controller is worked as the membrane filter and met after the water purification system water terminates
When default washing condition, controls first valve body and the second valve body is closed, and control the third valve body and open.
Preferably, the water purification system further includes the TDS detection probe being electrically connected with the controller, the TDS inspection
Probing head is installed on the pure water mouth of the membrane filter, and for the pure water TDS value in membrane filter described in real-time detection；
When the pure water TDS value of TDS detection probe detection is equal to or more than default TDS value, the membrane filter meets
Default washing condition.
Preferably, the water purification system further includes the timer being electrically connected with the controller, and the timer is used for
Detect the standby time of the water purification system；
When the standby time of timer detection reaches preset duration, the membrane filter meets default washing condition.
Preferably, the water purification system further includes the flowmeter being electrically connected with the controller, the flowmeter installation
In on second water inlet pipe, and for detecting the intracavitary pure water water value of pure water for flowing into the water tank；
When the pure water water value of flowmeter detection reaches said preset amount of water value, the membrane filter meets default flushing item
Part.
Preferably, the water purification system further includes the pressure-detecting device being electrically connected with the controller, the pressure
Detection device is installed in the pure water pipe, and for detecting the pure water hydraulic pressure value in the pure water pipe；
The controller works as the pure water of pressure-detecting device detection before the water purification system water terminates
When hydraulic pressure value is equal to or more than default hydraulic pressure value, controls first valve body and the second valve body is closed.
Preferably, the movable part is the flexible diaphragm being installed in the water tank.
Preferably, pressure reducing valve is provided on first water inlet pipe.
Preferably, the water purification system further includes the first check valve, and first check valve is installed on the outlet pipe.
Preferably, the water purification system further includes booster pump, the booster pump be installed on the outlet pipe water outlet and
On raw water tubes between first valve body.
Preferably, the water purification system further includes front filter element, and the front filter element is installed on first valve inleting water
On the raw water tubes of side, on the raw water tubes between the water inlet end and the front filter element and the first valve body of first water inlet pipe.
Preferably, the water purification system further includes postposition filter core, and the postposition filter core is installed in the pure water pipe, described
Pure water pipe between the water inlet end of second water inlet pipe and the membrane filter and postposition filter core is connected to.
Preferably, the water purification system further includes second one-way valve, and the second one-way valve is installed on second water inlet
In pure water pipe between the water inlet end and postposition filter core of pipe.
Preferably, the water purification system further includes waste water solenoid valve, and the waste water solenoid valve is installed on the waste pipe.
Technical solution of the present invention, it is by the way that movable part to be installed in water tank, the water tank is mutually indepedent every being set as
Raw water chamber and pure water chamber, and the raw water chamber is connected to by the first water inlet pipe with raw water tubes, and the pure water chamber passes through second
Water inlet pipe is connected to pure water pipe, and the pure water chamber also passes through outlet pipe and is connected to raw water tubes, the water outlet of the outlet pipe and the
Raw water tubes connection between the water inlet end and membrane filter of one water inlet end；And the also water inlet end in first water inlet pipe and water outlet
First valve body is set between the water outlet at end, the second valve body is set on second water inlet pipe, is arranged on the outlet pipe
Third valve body.After the water purification system water terminates, and when the membrane filter meets default washing condition, institute is closed
The first valve body and the second valve body are stated, and opens the third valve body, this allows for the raw water in the raw water tubes can be by
The raw water that one water inlet pipe flows into the water tank is intracavitary, is movably installed in the movable part in the water tank at this time by the raw water chamber
The effect of interior raw water and start to move in the water tank, due to the volume of the water tank be it is fixed, this allows for described pure
Pure water in water cavity can be squeezed in the movable part setting in motion and flow out the water tank, cocurrent by the outlet pipe
Enter in the raw water tubes；And flowing into the pure water in the raw water tubes can be flowed into the membrane filter by the raw water tubes, this
Sample, which allows for the raw water inside the membrane filter, to be displaced by the pure water in the pure water chamber of the water tank, so as to avoid institute
When stating water purification system and being in standby, because of raw water before the film in the membrane filter and after film, pure water concentration is different, and leads to institute
The problem of pure water concentration after the film of membrane filter increases is stated, and then ensures that the water purification system is produced pure at any time
Water water quality can meet the requirement being used for, and be conducive to the experience for improving user.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of one embodiment of water purification system of the present invention；
Fig. 2 is the structural schematic diagram of another embodiment of water purification system of the present invention；
Fig. 3 is the structural schematic diagram of water purification system another embodiment of the present invention.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 100 | Water purification system | 25 | Second valve body |
| 10 | Membrane filter | 30 | Third valve body |
| a | Raw water tubes | 35 | Timer |
| b | Pure water pipe | 40 | Flowmeter |
| c | Waste pipe | 45 | Pressure-detecting device |
| 15 | Water storage device | 50 | Pressure reducing valve |
| 151 | Water tank | 55 | First check valve |
| 152 | Movable part | 60 | Booster pump |
| d | First water inlet pipe | 65 | Front filter element |
| e | Second water inlet pipe | 70 | Postposition filter core |
| f | Outlet pipe | 75 | Second one-way valve |
| 20 | First valve body | 80 | Waste water solenoid valve |
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that if relating to directionality instruction (such as up, down, left, right, before and after ...) in the embodiment of the present invention,
Then directionality instruction be only used for explain under a certain particular pose (as shown in the picture) between each component relative positional relationship,
Motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, being somebody's turn to do " first ", " second " etc. if relating to the description of " first ", " second " etc. in the embodiment of the present invention
Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill
The quantity of art feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution
Conjunction is not present, also not the present invention claims protection scope within.
In order to improve the water quality of water purification system first cup water purification caused by water processed every time, the present invention provides a kind of water purification system
System, please refers to Fig. 1, Fig. 1 shows the structural schematic diagram of an embodiment of water purification system of the invention.
The water purification system 100 includes:
Membrane filter 10, have the raw water mouth being connected to raw water tubes a, the pure water mouth that is connected to pure water pipe b and with waste pipe c
The waste water mouth of connection；
Water storage device 15, including water tank 151, the movable part 152 being installed in the water tank 151, the movable part 152 will
For the water tank 151 every being set as mutually independent raw water chamber and pure water chamber, the raw water chamber passes through the first water inlet pipe d and the raw water
Pipe a connection, the pure water chamber are connected to by the second water inlet pipe e with the pure water pipe b, the pure water chamber also pass through outlet pipe f and
The raw water tubes a connection, and the water inlet end and the membrane filter of the water inlet end of the outlet pipe f and the first water inlet pipe d
Raw water tubes a connection between 10；
First valve body 20, the raw water tubes being installed between the water inlet end of the first water inlet pipe d and the water outlet of outlet pipe f
On a；
Second valve body 25 is installed on the second water inlet pipe e；And
Third valve body 30 is installed on the outlet pipe f；
After the water purification system 100 water processed terminates, and when the membrane filter 10 meets default washing condition, close
First valve body 20 and the second valve body 25 are closed, and opens the third valve body 30, so that the raw water in the raw water tubes a flows into
The intracavitary pure water of the pure water of the water tank 151 is squeezed out and is flowed into the membrane filter 10 by the raw water chamber of the water tank 151.
Specifically, the membrane filter 10 has raw water mouth, pure water mouth and waste water mouth, wherein the raw water mouth and raw water
Pipe a connection, raw water tubes a can be running water pipe, naturally it is also possible to be the water pipes being connected to other water sources；The pure water mouth with
Pure water pipe b connection, so that the pure water that the filtering of the membrane filter 10 generates can be discharged by pure water pipe b；The waste water mouth with
Waste pipe c connection, so that the membrane filter 10 filters generated waste water can concentrate discharge by waste pipe c, it is described useless
The water outlet of water pipe c can also be connected to waste water tank 151, thus be convenient for the collection of waste water, and be collected in waste water tank 151
Waste water be also used as it use, avoid the waste of water resource in this way.
The water storage device 15 is for keeping in pure water comprising water tank 151 and the movable part 152 being installed in water tank 151,
The shape of the water tank 151 can there are many kinds of, such as cylindrical, cube shape etc. does not do specific restriction, the work herein
Moving part 152 can be arranged according to the shape of the water tank 151, can be diaphragm, piston etc., at this to the movable part
152 do not do specific restriction yet.
First valve body 20, the second valve body 25 and third valve body 30 can be solenoid valve, hand-operated valve or other valves,
It is which kind of valve does not do specific restriction to first valve body 20, the second valve body 25 and third valve body 30 at this.
After the water purification system 100 terminates water processed, and when the membrane filter 10 meets default washing condition, close
First valve body 20 and the second valve body 25, and the third valve body 30 is opened, so that the raw water in the raw water tubes a flows into institute
The intracavitary pure water of the pure water of the water tank 151 is squeezed out and is flowed into the membrane filter 10 by the raw water chamber for stating water tank 151.When
After the water purification system 100 terminates water processed, and the membrane filter 10 is unsatisfactory for default rinse and adjusts, then first valve body
20, the second valve body 25 and third valve body 30 are in closed state.
Technical solution of the present invention, by the way that movable part 152 to be installed in water tank 151, by the water tank 151 every being set as
Mutually independent raw water chamber and pure water chamber, and the raw water chamber is connected to by the first water inlet pipe d with raw water tubes a, the pure water
Chamber is connected to by the second water inlet pipe e with pure water pipe b, and the pure water chamber also passes through outlet pipe f and is connected to raw water tubes a, the water outlet
Raw water tubes a between the water outlet of pipe f and the water inlet end of the first water inlet end and membrane filter 10 is connected to；And also described first into
First valve body 20 is set between the water inlet end of water pipe d and the water outlet of water outlet, the second valve is set on the second water inlet pipe e
Third valve body 30 is arranged in body 25 on the outlet pipe f.After the water purification system 100 water processed terminates, and work as the film
When filter core 10 meets default washing condition, first valve body 20 and the second valve body 25 are closed, and open the third valve body 30,
It is intracavitary that this allows for the raw water that the raw water in the raw water tubes a can flow into the water tank 151 by the first water inlet pipe d, at this time
The movable part 152 being movably installed in the water tank 151 by the intracavitary raw water of the raw water effect and start in the water tank
Moved in 151, due to the volume of the water tank 151 be it is fixed, this allows for the intracavitary pure water of the pure water in the activity
When 152 setting in motion of part, it can be squeezed and the water tank 151 is flowed out by the outlet pipe f, and flow into the raw water tubes a；
And flowing into the pure water in the raw water tubes a can be flowed into the membrane filter 10 by the raw water tubes a, be allowed for so described
Raw water inside membrane filter 10 can be displaced by the pure water in the pure water chamber of the water tank 151, so as to avoid the water purification
When system 100 is in standby, because raw water is different with pure water concentration after film before the film in the membrane filter 10, and cause described
The problem of pure water concentration increases after the film of membrane filter 10, and then ensure that the water purification system 100 is produced at any time
Pure water water quality can meet the requirement being used for, be conducive to improve user experience.In addition, being driven in the present invention by raw water
The intracavitary pure water flowing of the pure water of the water tank 151, thus eliminates the setting of additional actuator, advantageously reduces described net
The production cost of water system 100.In addition, into the raw water in the raw water chamber of the water tank 151 and entering the water tank 151
Pure water in pure water chamber can be utilized, and avoid the waste of water resource in this way.
It should be noted that first valve body 20, the second valve body 25 and third valve body 30 can be by controlling manually
It is made to turn on or off；First valve body 20, the second valve body 25 and third valve body 30 can also be controlled by controller
It is turned on or off；One or more in certain first valve body 20, the second valve body 25 and third valve body 30 can
With by opening or closing manually, others can control it by controller and open or close, herein the first valve body 20, second
Valve body 25 and third valve body 30 are opened or closed using which kind of mode does not do specific restriction.
In one embodiment of this invention, first valve body 20, the second valve body 25 and third valve body 30 pass through control
Device processed turns on or off.Specifically, the water purification system 100 further includes controller, the controller can be single-chip microcontroller,
It can be PWM controller, do not do specific restriction to controller at this.The controller and first valve body 20, the second valve
Body 25 and third valve body 30 are electrically connected namely the controller and first valve body 20, the second valve body 25 and the
The control circuit of three valve bodies 30 is electrically connected, to control beating for first valve body 20, the second valve body 25 and third valve body 30
On or off is closed.
After the water purification system 100 water processed terminates, and when the membrane filter 10 meets default washing condition, institute
The control circuit that controller triggers first valve body 20, the second valve body 25 and third valve body 30 is stated, to control described first
Valve body 20 and the second valve body 25 are closed, and are controlled the third valve body 30 and opened, and allow for the whole of the water purification system 100 in this way
A water route can be controlled by the controller, so that the water purification system 100 is more intelligent, it is user-friendly.
Preferably, second valve body 25 is check valve, this allows for pure water and is merely able to flow by the second water inlet pipe e
In the pure water chamber for entering the water tank 151, and pure water can not be flowed into the pure water pipe b by the second water inlet pipe e.So
Setting, so that the controller need to only control first valve body 20 and the third valve body 30, simplifies the control
The control program of device；Meanwhile second valve body 25 is the production cost that check valve can also reduce the water purification system 100.
It should be noted that the default washing condition of the membrane filter 10 can there are many kinds of, for example, the membrane filter 10
Default washing condition can be the standby time of the water purification system 100；For another example, the default washing condition of the membrane filter 10
For the water quality of pure water in the membrane filter 10；In addition, the default washing condition of the membrane filter 10 can also be into the water
The pure water amount of the pure water chamber of case 151；Certainly, the default washing condition of the membrane filter 10 can also be other conditions, herein
It is not listed one by one.
In one embodiment of this invention, the default washing condition of the membrane filter 10 is pure water in the membrane filter 10
Water quality, in order to detect the water quality of the pure water in the membrane filter 10, the water purification system 100 is additionally provided with electrically to be connected with controller
The TDS detection probe (not shown) connect, the TDS detection probe are installed on the pure water mouth of the membrane filter 10, and for real-time
Detect the pure water TDS value in the membrane filter 10.
Terminate in the water purification system 100 water processed, and when the pure water TDS value of TDS detection probe detection is lower than pre-
If when TDS value, the controller triggers first valve after receiving the detection electric signal that the TDS detection probe is sent
The control circuit of body 20, the second valve body 25 and third valve body 30；To control first valve body 20, the second valve body 25 and
Three valve bodies 30 remain off；Terminate in the water purification system 100 water processed, and works as the pure of TDS detection probe detection
When water TDS value is equal to or more than default TDS value, the controller is in the detection electricity for receiving the TDS detection probe transmission
After signal, the control circuit of first valve body 20, the second valve body 25 and third valve body 30 is triggered, to control first valve
Body 20 and second valve body 25 are closed, and are controlled the third valve body 30 and opened, and allowing for the water purification system 100 in this way can
To realize auto-flushing.
It should be noted that being needed in pure water after dopants penetration to film before film in the membrane filter 10 in raw water certain
Time, control whether to be rinsed the membrane filter 10 by detecting the pure water TDS value in the membrane filter 10, in this way
It can be avoided and the membrane filter 10 is frequently rinsed, be conducive to save water resource.
In addition, it is necessary to explanation, the default TDS value is smaller, and this makes it possible to avoid at the water purification system 100
When standby mode, the problem of pure water excessive concentration in the membrane filter 10, occurs, and ensures that the water purification system 100
The pure water produced at any time can satisfy the demand of user.
In one embodiment of this invention, referring to figure 2., the default washing condition of the membrane filter 10 can be described net
The standby time of water system 100, in order to detect the standby time of the water purification system 100, the water purification system 100 is additionally provided with
The timer 35 being electrically connected with the controller.It should be noted that the first valve body 20 being installed on the raw water tubes a exists
Opening when 100 water processed of water purification system, when the water purification system 100 is closed, that is to say, that the water purification system 100
Standby time is suitable with the closing duration of first valve body 20, and therefore, the timer 35 can be by checking described first
The closing duration of valve body 20 determines the standby time of the water purification system 100.
After the water purification system 100 water processed terminates, and when first valve body 20 of the timer 35 detection
Closing duration when being less than preset duration, the controller triggers first valve body 20, the second valve body 25 and third valve body
30 control circuit is remained off with controlling first valve body 20, the second valve body 25 and third valve body 30；Institute
After stating the water processed of water purification system 100 and terminating, and it is up to when the closing of first valve body 20 of the timer 35 detection
When to preset duration, the controller can trigger the control electricity of first valve body 20, the second valve body 25 and third valve body 30
Road is closed with controlling first valve body 20 and second valve body 25, and controls the third valve body 30 and open, and thus makes
Obtaining the water purification system 100 may be implemented auto-flushing.
It should be noted that being needed in pure water after dopants penetration to film before film in the membrane filter 10 in raw water certain
Time, decide whether to be rinsed the membrane filter 10 by detecting the standby time of the water purification system 100, in this way
It can be avoided and the membrane filter 10 is frequently rinsed, be conducive to save water resource.
In addition, it is necessary to explanation, the preset duration can be according to the water quality of the territory of use of the water purification system 100
Condition is set, if the condition of water quality of the territory of use of that is, described water purification system 100 is relatively good, can be by the preset duration
What is be arranged is much longer；If described can will be preset if the condition of water quality of the territory of use of the water purification system 100 is poor
Duration is arranged more shorter.
In one embodiment of this invention, referring to figure 3., the default washing condition of the membrane filter 10 can also be entrance
The pure water amount of the pure water chamber of the water tank 151, in order to detect the pure water amount into the pure water chamber of the water tank 151, the water purification
System 100 is additionally provided with the flowmeter 40 being electrically connected with controller, and the flowmeter 40 is installed on the second water inlet pipe e
On, with the intracavitary pure water water value of the pure water of the detection inflow water tank 151.
At the end of 100 water processed every time of water purification system, the controller can control second valve body 25 and open, and
It controls the third valve body 30 to close, so that the pure water in the pure water pipe b can flow into the pure water chamber of the water tank 151
In, at this point, the flowmeter 40 can detect entered by the second water inlet pipe e it is pure in the pure water chamber of the water tank 151
Water water value.It is less than default water when the flowmeter 40 is detected into the pure water water value in the pure water chamber of the water tank 151
When magnitude, the controller triggers the control circuit of first valve body 20, the second valve body 25 and third valve body 30, so that institute
It states the first valve body 20 and the second valve body 25 is in opening state, and control the third valve body 30 and close.When the flowmeter
When the 40 pure water water values for detecting in the pure water chamber into the water tank 151 are equal to or more than said preset amount of water value, the control
Device processed triggers the control circuit of first valve body 20, the second valve body 25 and third valve body 30, to control first valve body
20 and second valve body 25 close, and control the third valve body 30 and open, allowing for the water purification system 100 in this way can be with
Realize auto-flushing.
It should be noted that there is certain raw water amount in the membrane filter 10, in order to guarantee the pure water of the water tank 151
Pure water in chamber can all displace the raw water amount in the membrane filter 10, it is necessary to assure enter the pure of the water tank 151
Pure water amount in water cavity is equal to or more than the raw water amount in the membrane filter 10；That is, the preset flow value is root
It is set according to the specification of the membrane filter 10, while the specification of the water tank 151 is selected according to the specification of the membrane filter 10
It takes, this makes it possible to ensure that the pure water chamber of water tank 151 has enough pure water and replace the raw water in the membrane filter 10.
In one embodiment of this invention, in order to preferably control the water purification system 100 work, the water purification system
100 also set up the pressure-detecting device 45 being electrically connected with the controller, and the pressure-detecting device 45 is installed on described pure
On water pipe b, and for detecting the pure water hydraulic pressure value in the pure water pipe b.
Specifically, since pure water is flowed to its water outlet, allowing for pressure in this way when the water outlet of pure water pipe b is opened
Pressure reduction at detection device 45 shows that user needs to use water, the controller is according to pressure-detecting device 45 at this time
Electric signal is detected, the control circuit of first valve body 20, the second valve body 25 and third valve body 30 is triggered, to control described the
One valve body 20 is opened, and whether second valve body 25 and third valve body 30 are turned on or off, is needed according to the membrane filtration
Whether core 10 meets preset condition to determine, is specifically referred to the various embodiments described above, and details are not described herein again.When the pure water
When the water outlet of pipe b is closed, the pure water in the membrane filter 10 can continue to flow into the pure water pipe b at this time, and pass through the
The pure water that two water inlet pipe e enter to the water tank 151 is intracavitary, until being full of the pure water chamber and the pure water of the water tank 151
Pipe b, the pressure allowed in pure water pipe b in this way increases, when the pressure-detecting device 45 detects the reality in the pure water pipe b
When hydraulic pressure value when reaching default hydraulic pressure value, the controller triggers institute according to the detection electric signal of pressure-detecting device 45 at this time
The control circuit of the first valve body 20, the second valve body 25 and third valve body 30 is stated, to control first valve body 20, the second valve body
25 and third valve body 30 be turned off, allow for entire water purification system 100 in this way and stop water processed.So set, realizing intelligence
Control the opening and closing of the water purification system 100.
In one embodiment of this invention, the movable part 152 is flexible diaphragm, and the flexible diaphragm can use silicon
The preferable material of the elasticity such as glue, plastics manufactures to be formed, and the flexible diaphragm is installed in the water tank 151, and by the water tank
151 partitions form mutually independent pure water chamber and raw water chamber.It should be noted that the flexible diaphragm can be generated by when water slug
The size of deformation, this pure water chamber and raw water chamber for allowing for the water tank 151 can change.
That is, when the first water inlet pipe d is into raw water, the flexible diaphragm by raw water impact and to the pure water chamber
Place side deformation, so that the pure water in the pure water chamber is squeezed out；It is described when the second water inlet pipe e is into pure water
Flexible diaphragm by pure water impact and deformed to side where the raw water chamber so that the raw water in the raw water chamber is extruded
Out.
Certainly, the movable part 152 can also be the piston being slidably mounted in the water tank 151, water bag etc., herein
Specific restriction is not done to the movable part 152.
Further, it is additionally provided with pressure reducing valve 50 on the first water inlet pipe d, the pressure reducing valve 50 can weaken from described
Raw water tubes a flows into the intracavitary raw water hydraulic pressure of raw water of the water tank 151.So set, on the one hand can be avoided it is described it is flexible every
Film quickly deforms under the impact of high pressure water, namely can be avoided the intracavitary pure water of pure water of the water tank 151 and quickly arrange
Out, and the pure water that flows into the membrane filter 10 of low speed compared to the pure water flowed at a high speed in the membrane filter 10 for, it is low
The pure water that speed flows into the membrane filter 10 can adequately eject the raw water in the membrane filter 10, ensure that institute
It states in membrane filter 10 and is filled with pure water.On the other hand, the raw water hydraulic pressure for flowing into the raw water chamber of the water tank 151 is reduced, additionally it is possible to
It avoids the problem that the flexible diaphragm breaks through generation by the high pressure raw water, and then the use longevity of the flexible diaphragm can be extended
Life.
In one embodiment of this invention, the water purification system 100 further includes the first check valve 55, first check valve
55 are installed on the outlet pipe f.So set, even if the water purification system 100 is in standby, and first valve
Body 20 and the second valve body 25 are closed, and in the open state, the raw water in the raw water tubes a can not also lead to the third valve body 30
It crosses the outlet pipe f to enter in the pure water chamber of the water tank 151, this assures first valve body 20 and described second
Valve body 25 is closed, and when the third valve body 30 opening, the pure water in the pure water chamber of the water tank 151 can be flowed into smoothly
In the raw water tubes a, and flow into the membrane filter 10.
In one embodiment of this invention, the water purification system 100 further includes booster pump 60, and the booster pump 60 is installed on
On raw water tubes a between the water inlet end of the outlet pipe f and first valve body 20.The booster pump 60 is mainly used for raw water
Raw water pressurization in pipe a, ensures that the raw water hydraulic pressure entered in the membrane filter 10 in raw water tubes a is sufficiently high, Jin Eryou in this way
Conducive to the water speed processed for improving the membrane filter 10.Preferably, the booster pump 60 is freq uency conversion supercharging pump 60, due to freq uency conversion supercharging
Pump 60 frequency be it is adjustable, user can adjust according to demand freq uency conversion supercharging pump 60 working frequency.When freq uency conversion supercharging pump 60
, can be more by the raw water water of freq uency conversion supercharging pump 60 in the same period when frequency is higher, the same period is allowed in this way
The interior raw water water into the membrane filter 10 increases, and then is conducive to improve the membrane filter 10 water speed processed；When described
, can be less by the raw water water of freq uency conversion supercharging pump 60 in the same period when frequency of freq uency conversion supercharging pump 60 is lower, this
Sample allows for the raw water discharge reduction entered in the membrane filter 10, so that the rate of filtration of the membrane filter 10 is slowed down, but
It is that raw water in the membrane filter 10 can be filtered adequately, is advantageous for improving the utilization rate of raw water in this way.
In one embodiment of this invention, the water purification system 100 further includes front filter element 65, and the front filter element 65 is pacified
On raw water tubes a loaded on 20 influent side of the first valve body, the water inlet end of the first water inlet pipe d and the front filter element 65 and
On raw water tubes a between first valve body 20.The front filter element 65 can be PP cotton filter element, active carbon filter core or other have
The filter core of pure water function does not do specific restriction herein.Front filter element 65 is set before the raw water tubes a, and this makes it possible to have
Effect filters out large granular impurity in raw water, and then avoids granule foreign in raw water and be attached in the membrane filter 10, and
The problem for causing the membrane filter 10 blocked occurs.Preferably, the front filter element 65 is composite filter element, the composite filter element packet
Include non-woven fabrics, carbon fiber and three layers of PP cotton are compounded to form, i.e. the composite filter element set function of carbon fiber filter core and PP cotton filter element,
Namely can replace two filter cores with a filter core, which reduces the quantity of front filter element 65, so that entire water purification
Installation space required for system 100 is smaller.
In one embodiment of this invention, the water purification system 100 further includes postposition filter core 70, and the postposition filter core 70 is pacified
Loaded on the pure water on the pure water pipe b, between the water inlet end and the membrane filter 10 and postposition filter core 70 of the second water inlet pipe e
Pipe b connection.The postposition filter core 70 can be active carbon filter core, and active carbon filter core is mainly using active carbon as primary raw material, energy
Chlorine residue, the peculiar smell etc. in water removal are enough removed, while the mouthfeel of water can also be improved, and then is conducive to be promoted the experience of user.
Further, the water purification system 100 further includes second one-way valve 75, and the second one-way valve 75 is installed on described
On pure water pipe b between the water inlet end and postposition filter core 70 of second water inlet pipe e.So set, avoiding the water purification system 100
When being in standby, the pure water in the postposition filter core 70 is back to the generation of the problem in the membrane filter 10.
In one embodiment of this invention, the water purification system 100 further includes waste water solenoid valve 80, the waste water solenoid valve
80 are installed on the waste pipe c.The waste water solenoid valve 80, which can be, to be manually controlled, and can also electrically be connected with the controller
It connects, is mainly used for controlling the speed that waste water is discharged in the membrane filter 10, that is to say, that the aperture of the waste water solenoid valve 80
It is adjustable.It, can be by the aperture of the waste water solenoid valve 80 when the water purification system 100 is preferably regional for water quality
Reduce, the raw water for allowing for entering in the membrane filter 10 in this way can fully obtain filtering；When the water purification system 100 is used for
When the poor area of water quality, the aperture of the waste water solenoid valve 80 can be increased, this makes it possible to enter the membrane filtration
Raw water in core 10 can be quickly through, and then the accumulation such as avoid the impurity being mixed in raw water, sundries is in the membrane filter
In 10, and then avoids the membrane filter 10 and be blocked.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly
It is included in other related technical areas in scope of patent protection of the invention.
Claims (14)
1. a kind of water purification system characterized by comprising
Membrane filter is connected to the raw water mouth being connected to raw water tubes, the pure water mouth being connected to pure water pipe and with waste pipe useless
The mouth of a river；
Water storage device, including water tank, the movable part being installed in the water tank, the movable part is mutual every being set as by the water tank
Independent raw water chamber and pure water chamber, the raw water chamber are connected to by the first water inlet pipe with the raw water tubes, and the pure water chamber passes through
Second water inlet pipe is connected to the pure water pipe, and the pure water chamber also passes through outlet pipe and is connected to the raw water tubes, and it is described go out
Raw water tubes between the water outlet of water pipe and the water inlet end of first water inlet pipe and the membrane filter are connected to；
First valve body is installed on the raw water tubes between the water inlet end of first water inlet pipe and the water outlet of outlet pipe；
Second valve body is installed on second water inlet pipe；And
Third valve body is installed on the outlet pipe；
After the water purification system water terminates, and when the membrane filter meets default washing condition, described the is closed
One valve body and the second valve body, and the third valve body is opened, so that the raw water in the raw water tubes flows into the raw water of the water tank
The intracavitary pure water of the pure water of the water tank is squeezed out and is flowed into the membrane filter by chamber.
2. water purification system as described in claim 1, which is characterized in that the water purification system further includes controller, the control
Device is electrically connected with first valve body, the second valve body and third valve body, and the controller is in the water purification system water
After end, and when the membrane filter meets default washing condition, controls first valve body and the second valve body is closed, and
The third valve body is controlled to open.
3. water purification system as claimed in claim 2, which is characterized in that the water purification system further includes electrical with the controller
The TDS detection probe of connection, the TDS detection probe are installed on the pure water mouth of the membrane filter, and for described in real-time detection
Pure water TDS value in membrane filter；
When the pure water TDS value of TDS detection probe detection is equal to or more than default TDS value, the membrane filter meets default
Washing condition.
4. water purification system as claimed in claim 2, which is characterized in that the water purification system further includes electrical with the controller
The timer of connection, the timer are used to detect the standby time of the water purification system；
When the standby time of timer detection reaches preset duration, the membrane filter meets default washing condition.
5. water purification system as claimed in claim 2, which is characterized in that the water purification system further includes electrical with the controller
The flowmeter of connection, the flowmeter are installed on second water inlet pipe, and for detecting the pure water chamber for flowing into the water tank
Interior pure water water value；
When the pure water water value of flowmeter detection reaches said preset amount of water value, the membrane filter meets default washing condition.
6. water purification system as claimed in claim 2, which is characterized in that the water purification system further includes electrical with the controller
The pressure-detecting device of connection, the pressure-detecting device are installed in the pure water pipe, and for detecting in the pure water pipe
Pure water hydraulic pressure value；
The controller works as the pure water hydraulic pressure of pressure-detecting device detection before the water purification system water terminates
When value is equal to or more than default hydraulic pressure value, controls first valve body and close.
7. the water purification system as described in any one of claim 1-6, which is characterized in that the movable part is described to be installed on
Flexible diaphragm in water tank.
8. water purification system as claimed in claim 7, which is characterized in that be provided with pressure reducing valve on first water inlet pipe.
9. the water purification system as described in any one of claim 1-6, which is characterized in that the water purification system further includes first
Check valve, first check valve are installed on the outlet pipe.
10. the water purification system as described in any one of claim 1-6, which is characterized in that the water purification system further includes increasing
Press pump, the booster pump are installed on the raw water tubes between the water outlet of the outlet pipe and first valve body.
11. the water purification system as described in any one of claim 1-6, which is characterized in that before the water purification system further includes
Filter core is set, the front filter element is installed on the raw water tubes of first valve inleting water side, the water inlet end of first water inlet pipe
On raw water tubes between the front filter element and the first valve body.
12. the water purification system as described in any one of claim 1-6, which is characterized in that after the water purification system further includes
Set filter core, the postposition filter core is installed in the pure water pipe, the water inlet end of second water inlet pipe and the membrane filter and after
Set the pure water pipe connection between filter core.
13. water purification system as claimed in claim 12, which is characterized in that the water purification system further includes second one-way valve, institute
It states in the pure water pipe that second one-way valve is installed between the water inlet end and postposition filter core of second water inlet pipe.
14. the water purification system as described in any one of claim 1-6, which is characterized in that the water purification system further includes giving up
Water solenoid valve, the waste water solenoid valve are installed on the waste pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710898806.0A CN109574144A (en) | 2017-09-28 | 2017-09-28 | Water purification system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710898806.0A CN109574144A (en) | 2017-09-28 | 2017-09-28 | Water purification system |
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| CN109574144A true CN109574144A (en) | 2019-04-05 |
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ID=65913884
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111233221A (en) * | 2020-03-16 | 2020-06-05 | 佛山市云米电器科技有限公司 | Water purification method and system and water purifier with stable pure water output |
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