CN105329984A - Water purifier and control method thereof - Google Patents
Water purifier and control method thereof Download PDFInfo
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- CN105329984A CN105329984A CN201510708338.7A CN201510708338A CN105329984A CN 105329984 A CN105329984 A CN 105329984A CN 201510708338 A CN201510708338 A CN 201510708338A CN 105329984 A CN105329984 A CN 105329984A
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- 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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
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- 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
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Abstract
The invention discloses a water purifier and a control method thereof. The water purifier comprises an RO membrane filter element and a proportional solenoid valve, wherein the RO membrane filter element comprises an inlet end and a wastewater outlet end, and the proportional solenoid valve is arranged at the wastewater outlet end. The water purifier further comprises a water quality detection module arranged at the inlet end and a controller electrically connected between the water quality detection module and the proportional solenoid valve. The water quality detection module detects the water quality of water at the inlet end and outputs a water quality measurement signal to the controller. The controller outputs an adjustment signal to the proportional solenoid valve according to the water quality measurement signal so as to adjust the wastewater amount corresponding to the proportional solenoid valve. Accordingly, the water purifier can automatically adjust the corresponding wastewater amount according to the water quality of tap water, the service life of an RO membrane is prolonged, and water resources are effectively saved.
Description
Technical field
The present invention relates to water purifying plant technical field, particularly relate to a kind of water purifier and control method thereof.
Background technology
At present, a lot of water purifier adopt RO membrane cartridge carry out water purification.RO membrane cartridge generally comprises pure water inlet end and wastewater outlet end, and the pure water after filtration flows out via pure water inlet end, and the waste water produced in filtration procedure flows out via wastewater outlet end.Generally, in order to ensure the work-ing life of RO film, water quality is poorer, needs the waste water of generation more in Water treatment; Water quality is better, and the waste water produced in Water treatment is fewer, is now conducive to saving water resource.
In prior art, water purifier is also provided with the waste water ratio electromagnetic valve for arranging the wastewater flow rate that RO membrane cartridge is discharged, the waste water ratio of waste water ratio electromagnetic valve is generally fixing, and the wastewater flow rate that namely each waste water ratio electromagnetic valve is discharged is fixing.But because the water quality of different areas is different, even areal, its water quality also can change, and therefore, the wastewater flow rate that waste water ratio electromagnetic valve is corresponding may be not suitable for current water quality of carrying out the tap water purified.Poor in the water quality of tap water, and when wastewater flow rate corresponding to waste water ratio electromagnetic valve is less, the work-ing life of RO membrane cartridge can be affected, better in the water quality of tap water, and when wastewater flow rate corresponding to waste water ratio electromagnetic valve is more, also can waste water resource.
Summary of the invention
Main purpose of the present invention is to provide a kind of water purifier and control method thereof, be intended to solve due to wastewater flow rate that proportion magnetic valve is corresponding do not mate with the water quality of tap water time, the technical problem of RO membrane lifetime or waste water resource can be affected.
Water purifier provided by the invention comprises RO membrane cartridge and proportion magnetic valve, described RO membrane cartridge comprises inlet end and wastewater outlet end, described proportion magnetic valve is arranged at described wastewater outlet end, and described water purifier also comprises the water quality detection module being arranged at described inlet end place and the controller be electrically connected between described water quality detection module and proportion magnetic valve; Described water quality detection module detects the water quality of the water at described inlet end place, and exports water quality measurement signal to described controller; Described controller according to described water quality measurement signal output regulation signal to described proportion magnetic valve, to regulate the wastewater flow rate that described proportion magnetic valve is corresponding.
Preferably, described controller, according to the corresponding relation of water quality measurement signal and the wastewater flow rate preset, determines the wastewater flow rate that water quality measurement signal that described water quality detection module exports is corresponding, and according to the wastewater flow rate output regulation signal determined extremely described proportion magnetic valve.
Preferably, described proportion magnetic valve comprises for for the waste water tunnel of waste water circulation and the adjusting part for the water outlet cross-sectional sizes that controls described waste water tunnel, described adjusting part is electrically connected with described controller, and described adjusting part regulates the size in the water outlet cross section of described waste water tunnel according to described conditioning signal.
Preferably, the water deflector that described adjusting part comprises motor and is connected with the drive shaft of described motor, described motor is electrically connected with described controller, and described motor drives described water deflector to move according to described conditioning signal, to regulate the size in the water outlet cross section of described waste water tunnel.
Preferably, described controller is according to the wastewater flow rate preset and the corresponding relation of motor gear, determine the motor gear corresponding to wastewater flow rate that described water quality measurement signal is corresponding, and described motor is adjusted to the described motor gear determined, drive the motion of described water deflector to regulate the size in the water outlet cross section of described waste water tunnel to make described drive shaft.
Preferably, described waste water tunnel is at least two, and is arranged in parallel between waste water tunnel described in each; Described in each, waste water tunnel correspondence arranges adjusting part described in, and described adjusting part regulates the described waste water tunnel corresponding with it to open or close according to described conditioning signal.
Preferably, described adjusting part comprises the motor be electrically connected with described controller and the water deflector be connected with the drive shaft of described motor, and described motor drives described water deflector to move according to described conditioning signal, to regulate the size in the water outlet cross section of described waste water tunnel.
Preferably, described waste water tunnel is at least two, and is arranged in parallel between waste water tunnel described in each; Described in each, waste water tunnel correspondence arranges adjusting part described in, and described adjusting part regulates the size in the water outlet cross section of the described waste water tunnel corresponding with it according to described conditioning signal.
In addition, the invention provides a kind of control method of water purifier, described water purifier comprises RO membrane cartridge and proportion magnetic valve, described RO membrane cartridge comprises inlet end and wastewater outlet end, described proportion magnetic valve is arranged at described wastewater outlet end, described water purifier also comprises the water quality detection module being arranged at described inlet end place and the controller be electrically connected between described water quality detection module and proportion magnetic valve, and the control method of described water purifier comprises the following steps:
Described controller, according to the water quality measurement signal preset and the corresponding relation of wastewater flow rate, determines the wastewater flow rate that water quality measurement signal that described water quality detection module exports is corresponding;
The wastewater flow rate of described proportion magnetic valve is adjusted to the described wastewater flow rate determined by described controller.
Preferably, described proportion magnetic valve comprises for the water deflector supplying the waste water tunnel of waste water circulation, motor and be connected with the drive shaft of described motor, described drive shaft drives the motion of described water deflector to regulate the size in the water outlet cross section of described waste water tunnel, described motor is electrically connected with described controller, and the step that the wastewater flow rate of described proportion magnetic valve is adjusted to the described wastewater flow rate determined by described controller comprises:
Described controller, according to the wastewater flow rate preset and the corresponding relation of motor gear, determines the motor gear corresponding to wastewater flow rate that described water quality measurement signal is corresponding;
Described motor is adjusted to the described motor gear determined by described controller, drives the motion of described water deflector to regulate the size in the water outlet cross section of described waste water tunnel to make described drive shaft.
The controller of the present invention by arranging water quality detection module and be electrically connected between water quality detection module and proportion magnetic valve on water purifier, water quality is detected by water quality detection module, and export water quality measurement signal to controller, controller proportion magnetic valve according to water quality measurement signal control regulates its wastewater flow rate, thus make the wastewater flow rate that this water purifier can be corresponding according to the water quality regulation of tap water automatically, not only extend the work-ing life of RO film, and effectively save water resources.
Accompanying drawing explanation
Fig. 1 is the structural representation of water purifier one embodiment of the present invention;
Fig. 2 is the schematic flow sheet of control method first embodiment of water purifier of the present invention.
Drawing reference numeral illustrates:
| Label | Title | Label | Title |
| 10 | RO membrane cartridge | 20 | Proportion magnetic valve |
| 30 | Water quality detection module 30 | 40 | Entering water electromagnetic valve 40 |
| 50 | Topping-up pump 50 | 60 | Little water pump 60 |
| 70 | High-voltage switch gear 70 |
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Be described further with regard to technical scheme of the present invention below in conjunction with drawings and the specific embodiments.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The invention provides a kind of water purifier.
With reference to the structural representation that Fig. 1, Fig. 1 are water purifier one embodiment of the present invention.
In embodiments of the present invention, this water purifier comprises RO membrane cartridge 10 and proportion magnetic valve 20, described RO membrane cartridge 10 comprises inlet end and wastewater outlet end, described proportion magnetic valve 20 is arranged at described wastewater outlet end, and described water purifier also comprises the water quality detection module 30 being arranged at described inlet end place and the controller be electrically connected between described water quality detection module 30 and proportion magnetic valve 20; Described water quality detection module 30 detects the water quality of the water at described inlet end place, and exports water quality measurement signal to described controller; Described controller according to described water quality measurement signal output regulation signal to described proportion magnetic valve 20, to regulate the wastewater flow rate of described proportion magnetic valve 20 correspondence.
In the present embodiment, water purifier also comprise PAC composite filter element, with described PAC composite filter element export be connected entering water electromagnetic valve 40, export with described entering water electromagnetic valve 40 topping-up pump 50 be connected, the inlet end of above-mentioned RO membrane cartridge 10 can be connected with the outlet of topping-up pump 50.Above-mentioned water quality detection module 30 can be arranged between RO membrane cartridge 10 and topping-up pump 50, also can be arranged between entering water electromagnetic valve 40 and topping-up pump 50, or is located at the ingress of PAC composite filter element.The ingress of PAC composite filter element is connected with running water pipe.RO membrane cartridge 10 also comprises pure water inlet end.Above-mentioned water purifier also comprises the built-in water bag, little water pump 60, C & UF composite filter element and the high-voltage switch gear 70 that are communicated with successively, and the entrance of built-in water bag is connected with above-mentioned pure water inlet end.
Aforementioned proportion magnetic valve 20 can adopt waste water ratio electromagnetic valve of the prior art.
Above-mentioned water quality detection module 30 can adopt existing TDS detection module, such as TDS detecting pen or TDS detector, and measuring principle is by measuring electrical conductivity of water thus indirectly reflecting TDS value.In the physical sense, in water, solute is more, and the TDS value of water is larger, and the electroconductibility of water is also better, and its conductivity value is also larger.
Above-mentioned controller first according to the water quality measurement signal determination wastewater flow rate received, and then can regulate proportion magnetic valve 20 according to the wastewater flow rate determined.Above-mentioned controller can also comprise some comparison circuits, each comparison circuit correspondence arranges a threshold range preset, and the input terminus of each comparison circuit is all connected with the output terminal of water quality detection module 30, when the water quality measurement signal that water quality detection module 30 exports falls in threshold range corresponding to a certain comparison circuit, then this comparison circuit exports corresponding conditioning signal to proportion magnetic valve 20.The waste water regulated quantity that the conditioning signal that each comparison circuit exports is corresponding is different, thus achieves the object according to water quality regulation wastewater flow rate.
The controller of the present invention by arranging water quality detection module 30 and be electrically connected between water quality detection module 30 and proportion magnetic valve 20 on water purifier, water quality is detected by water quality detection module 30, and export water quality measurement signal to controller, controller proportion magnetic valve 20 according to water quality measurement signal control regulates its wastewater flow rate, thus make the wastewater flow rate that this water purifier can be corresponding according to the water quality regulation of tap water automatically, not only extend the work-ing life of RO film, and effectively save water resources.
Preferably, described controller is according to the water quality measurement signal preset and the corresponding relation of wastewater flow rate, determine the wastewater flow rate that water quality measurement signal that described water quality detection module 30 exports is corresponding, and the wastewater flow rate of described proportion magnetic valve 20 is adjusted to the described wastewater flow rate determined.
In the present embodiment, the corresponding relation of above-mentioned default water quality measurement signal and wastewater flow rate can be determined according to RO membrane cartridge 10, with under the life-span not affecting RO membrane cartridge 10 again can water saving for basis.After controller determines wastewater flow rate, corresponding conditioning signal can be exported to proportion magnetic valve 20, to make the wastewater flow rate of wastewater flow rate for determining of proportion magnetic valve 20 correspondence.
Aforementioned proportion magnetic valve 20 can be arranged in the following ways:
Mode one, described proportion magnetic valve 20 comprises for for the waste water tunnel of waste water circulation and the adjusting part for the water outlet cross-sectional sizes that controls described waste water tunnel, described adjusting part is electrically connected with described controller, and described adjusting part regulates the size in the water outlet cross section of described waste water tunnel according to described conditioning signal.
The spring that above-mentioned adjusting part such as can comprise two magnets and be connected between two magnets, one of them magnet is electromagnet, and arranges in waste water tunnel, may be used for the size in adjusting water outlet cross section; Another is fixed on waste water tunnel; Electromagnet is connected with the output terminal of controller, the magnetic of this electromagnet can be made to change by conditioning signal, and then makes electromagnet can relative to another magnet movement, thus the size in adjusting water outlet cross section, not only structure is simple, and easy to adjust.
Preferably, the water deflector that described adjusting part comprises motor and is connected with the drive shaft of described motor, described motor is electrically connected with described controller, and described motor drives described water deflector to move according to described conditioning signal, to regulate the size in the water outlet cross section of described waste water tunnel.Water deflector can be such as the setting such as tabular or sheet.Water deflector is arranged at the inside of waste water tunnel, and water deflector can hinder the current of waste water tunnel inside, thus when water deflector is different relative to the angle of waste water tunnel, this waste water tunnel can be made to have different water outlet cross sections.
More preferably, described water deflector is water eliminator, and described drive shaft and described water eliminator be arranged in parallel, and described drive shaft drives described water eliminator to rotate.Thus, when the drive shaft turns of motor, more easily changing relative to the angle of waste water tunnel of water eliminator, thus be more conducive to the water outlet cross section regulating waste water tunnel.Preferably, drive shaft can be embedded in the setting of described water eliminator.
More preferably, described drive shaft is parallel to the setting of described water outlet cross section.When drive shaft drives water eliminator to turn to the water outlet cross section orthogonal with waste water tunnel, maximum water outlet cross section now can be obtained.When drive shaft drives water eliminator to turn to the water outlet cross-section parallel with waste water tunnel, minimum water outlet cross section now can be obtained.The present embodiment is arranged by drive shaft being parallel to water outlet cross section, thus is more conducive to the water outlet cross section regulating waste water tunnel.Preferably, drive shaft can be embedded in the setting of described water eliminator.
More preferably, described controller is according to the wastewater flow rate preset and the corresponding relation of motor gear, determine the motor gear corresponding to wastewater flow rate that described water quality measurement signal is corresponding, and described motor is adjusted to the described motor gear determined, drive the motion of described water deflector to regulate the size in the water outlet cross section of described waste water tunnel to make described drive shaft.
In the present embodiment, the corresponding relation of above-mentioned default wastewater flow rate and motor gear can be determined according to motor, with under the life-span not affecting RO membrane cartridge 10 again can water saving for basis.
In the present embodiment, when powering on, the water outlet cross section of proportion magnetic valve 20 is first adjusted to minimum or less value by controller, thus is conducive to saving water resource.Then controller detects water quality by water quality detection module 30 again, and exports water quality measurement signal TDS1, and controls motor and be adjusted to the motor gear corresponding with current water quality.Then controller continues the water quality measurement signal TDS2 obtaining the output of water quality detection module 30, when TDS1 is less than TDS2, then controls motor and drives water deflector motion to increase water outlet cross section; When TDS1 is greater than TDS2, then controls motor and drive water deflector motion to reduce water outlet cross section.
Mode two, described waste water tunnel is at least two, and is arranged in parallel between waste water tunnel described in each; Described in each, waste water tunnel correspondence arranges adjusting part described in, and described adjusting part regulates the described waste water tunnel corresponding with it to open or close according to described conditioning signal.
In the present embodiment, when waste water tunnel is closed by adjusting part, waste water can not flow out from this waste water tunnel.
In the present embodiment, the number of waste water tunnel can be arranged according to actual needs.At synchronization, can only open one of them waste water tunnel, also only can open two or more waste water tunnels wherein, specifically determine according to water quality.When water quality is poorer, then the waste water tunnel quantity opened is more, and corresponding wastewater flow rate is larger; When water quality is better, then the quantity of the waste water tunnel opened is fewer, and corresponding wastewater flow rate is less.
The embodiment of adjusting part with reference to aforesaid way one, can not repeat them here.
Preferably, described adjusting part comprises the motor be electrically connected with described controller and the water deflector be connected with the drive shaft of described motor.Preferably, described water deflector is water eliminator, and described drive shaft and described water eliminator be arranged in parallel, and described drive shaft drives described water eliminator to rotate.
More preferably, varying in size of the water outlet cross section of waste water tunnel described in each, thus be more conducive to the water outlet cross-sectional sizes regulating waste water tunnel.
Mode three, described waste water tunnel is at least two, and is arranged in parallel between waste water tunnel described in each; Described in each, waste water tunnel correspondence arranges adjusting part described in, and described adjusting part regulates the size in the water outlet cross section of the described waste water tunnel corresponding with it according to described conditioning signal.
In the present embodiment, the embodiment of adjusting part with reference to aforesaid way one, can not repeat them here.
The present invention further provides a kind of control method of water purifier, the structure of described water purifier can with reference to above-described embodiment, described water purifier comprises RO membrane cartridge 10 and proportion magnetic valve 20, described RO membrane cartridge 10 comprises inlet end and wastewater outlet end, described proportion magnetic valve 20 is arranged at described wastewater outlet end, described water purifier also comprises the water quality detection module 30 being arranged at described inlet end place and the controller be electrically connected between described water quality detection module 30 and proportion magnetic valve 20, with reference to Fig. 2, Fig. 2 is the schematic flow sheet of control method first embodiment of water purifier of the present invention, the control method of described water purifier comprises the following steps:
Step S10, described controller, according to the water quality measurement signal preset and the corresponding relation of wastewater flow rate, determines the wastewater flow rate that water quality measurement signal that described water quality detection module 30 exports is corresponding;
Step S20, the wastewater flow rate of described proportion magnetic valve 20 is adjusted to the described wastewater flow rate determined by described controller.
In the present embodiment, the corresponding relation of above-mentioned default water quality measurement signal and wastewater flow rate can be determined according to RO membrane cartridge 10, with under the life-span not affecting RO membrane cartridge 10 again can water saving for basis.After controller determines wastewater flow rate, corresponding conditioning signal can be exported to proportion magnetic valve 20, to make the wastewater flow rate of wastewater flow rate for determining of proportion magnetic valve 20 correspondence.
The control method of water purifier provided by the invention, detects the water quality of the water at inlet end place by water quality detection module 30, and exports water quality measurement signal to described controller; And by described controller according to the water quality measurement signal preset and the corresponding relation of wastewater flow rate, determine the wastewater flow rate that water quality measurement signal that described water quality detection module 30 exports is corresponding, and the wastewater flow rate of described proportion magnetic valve 20 is adjusted to the described wastewater flow rate determined, thus make the wastewater flow rate that this water purifier can be corresponding according to the water quality regulation of tap water automatically, not only extend the work-ing life of RO film, and effectively save water resources.
Further, in order to realize the reliable regulation and control to wastewater flow rate further, based on the first embodiment of the control method of water purifier of the present invention, the invention allows for the second embodiment of the control method of water purifier, in the present embodiment, described proportion magnetic valve 20 comprises for the water deflector supplying the waste water tunnel of waste water circulation, motor and be connected with the drive shaft of described motor, described drive shaft drives the motion of described water deflector to regulate the size in the water outlet cross section of described waste water tunnel, described motor is electrically connected with described controller, and step S20 comprises:
Described controller, according to the wastewater flow rate preset and the corresponding relation of motor gear, determines the motor gear corresponding to wastewater flow rate that described water quality measurement signal is corresponding;
Described motor is adjusted to the described motor gear determined by described controller, drives the motion of described water deflector to regulate the size in the water outlet cross section of described waste water tunnel to make described drive shaft.
In the present embodiment, the corresponding relation of above-mentioned default wastewater flow rate and motor gear can be determined according to motor, with under the life-span not affecting RO membrane cartridge 10 again can water saving for basis.
In the present embodiment, when powering on, the water outlet cross section of proportion magnetic valve 20 is first adjusted to minimum or less value by controller, thus is conducive to saving water resource.Then controller detects water quality by water quality detection module 30 again, and exports water quality measurement signal TDS1, and controls motor and be adjusted to the motor gear corresponding with current water quality.Then controller continues the water quality measurement signal TDS2 obtaining the output of water quality detection module 30, when TDS1 is less than TDS2, then controls motor and drives water deflector motion to increase water outlet cross section; When TDS1 is greater than TDS2, then controls motor and drive water deflector motion to reduce water outlet cross section.
It should be noted that, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or device and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or device.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the device comprising this key element and also there is other identical element.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that above-described embodiment method can add required general hardware platform by software and realize, hardware can certainly be passed through, but in a lot of situation, the former is better embodiment.Based on such understanding, technical scheme of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in a storage media (as ROM/RAM, magnetic disc, CD), comprising some instructions in order to make a station terminal equipment (can be mobile phone, computer, server, conditioner, or the network equipment etc.) perform method described in each embodiment of the present invention.
These are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize specification sheets of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a water purifier, comprise RO membrane cartridge and proportion magnetic valve, described RO membrane cartridge comprises inlet end and wastewater outlet end, described proportion magnetic valve is arranged at described wastewater outlet end, it is characterized in that, described water purifier also comprises the water quality detection module being arranged at described inlet end place and the controller be electrically connected between described water quality detection module and proportion magnetic valve; Described water quality detection module detects the water quality of the water at described inlet end place, and exports water quality measurement signal to described controller; Described controller according to described water quality measurement signal output regulation signal to described proportion magnetic valve, to regulate the wastewater flow rate that described proportion magnetic valve is corresponding.
2. water purifier as claimed in claim 1, it is characterized in that, described controller is according to the water quality measurement signal preset and the corresponding relation of wastewater flow rate, determine the wastewater flow rate that water quality measurement signal that described water quality detection module exports is corresponding, and according to the wastewater flow rate output regulation signal determined to described proportion magnetic valve.
3. water purifier as claimed in claim 2, it is characterized in that, described proportion magnetic valve comprises for for the waste water tunnel of waste water circulation and the adjusting part for the water outlet cross-sectional sizes that controls described waste water tunnel, described adjusting part is electrically connected with described controller, and described adjusting part regulates the size in the water outlet cross section of described waste water tunnel according to described conditioning signal.
4. water purifier as claimed in claim 3, it is characterized in that, the water deflector that described adjusting part comprises motor and is connected with the drive shaft of described motor, described motor is electrically connected with described controller, described motor drives described water deflector to move according to described conditioning signal, to regulate the size in the water outlet cross section of described waste water tunnel.
5. water purifier as claimed in claim 4, it is characterized in that, described controller is according to the wastewater flow rate preset and the corresponding relation of motor gear, determine the motor gear corresponding to wastewater flow rate that described water quality measurement signal is corresponding, and described motor is adjusted to the described motor gear determined, drive the motion of described water deflector to regulate the size in the water outlet cross section of described waste water tunnel to make described drive shaft.
6. water purifier as claimed in claim 3, it is characterized in that, described waste water tunnel is at least two, and is arranged in parallel between waste water tunnel described in each; Described in each, waste water tunnel correspondence arranges adjusting part described in, and described adjusting part regulates the described waste water tunnel corresponding with it to open or close according to described conditioning signal.
7. water purifier as claimed in claim 6, it is characterized in that, described adjusting part comprises the motor be electrically connected with described controller and the water deflector be connected with the drive shaft of described motor, described motor drives described water deflector to move according to described conditioning signal, to regulate the size in the water outlet cross section of described waste water tunnel.
8. water purifier as claimed in claim 3, it is characterized in that, described waste water tunnel is at least two, and is arranged in parallel between waste water tunnel described in each; Described in each, waste water tunnel correspondence arranges adjusting part described in, and described adjusting part regulates the size in the water outlet cross section of the described waste water tunnel corresponding with it according to described conditioning signal.
9. the control method of a water purifier, described water purifier comprises RO membrane cartridge and proportion magnetic valve, described RO membrane cartridge comprises inlet end and wastewater outlet end, described proportion magnetic valve is arranged at described wastewater outlet end, it is characterized in that, described water purifier also comprises the water quality detection module being arranged at described inlet end place and the controller be electrically connected between described water quality detection module and proportion magnetic valve, and the control method of described water purifier comprises the following steps:
Described controller, according to the water quality measurement signal preset and the corresponding relation of wastewater flow rate, determines the wastewater flow rate that water quality measurement signal that described water quality detection module exports is corresponding;
The wastewater flow rate of described proportion magnetic valve is adjusted to the described wastewater flow rate determined by described controller.
10. the control method of water purifier as claimed in claim 9, it is characterized in that, described proportion magnetic valve comprises for the water deflector supplying the waste water tunnel of waste water circulation, motor and be connected with the drive shaft of described motor, described drive shaft drives the motion of described water deflector to regulate the size in the water outlet cross section of described waste water tunnel, described motor is electrically connected with described controller, and the step that the wastewater flow rate of described proportion magnetic valve is adjusted to the described wastewater flow rate determined by described controller comprises:
Described controller, according to the wastewater flow rate preset and the corresponding relation of motor gear, determines the motor gear corresponding to wastewater flow rate that described water quality measurement signal is corresponding;
Described motor is adjusted to the described motor gear determined by described controller, drives the motion of described water deflector to regulate the size in the water outlet cross section of described waste water tunnel to make described drive shaft.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105692797A (en) * | 2016-04-21 | 2016-06-22 | 广州悦活环保科技有限公司 | Water purifying system and control method thereof |
| CN109928436A (en) * | 2017-12-19 | 2019-06-25 | 深圳市易安诺科技有限公司 | A kind of water purification system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003334551A (en) * | 2002-05-20 | 2003-11-25 | Kurita Water Ind Ltd | Membrane filtration device and membrane filtration method |
| CN203355618U (en) * | 2013-06-27 | 2013-12-25 | 珠海格力电器股份有限公司 | Water purifying system with TDS detection and control functions |
| CN204522765U (en) * | 2015-04-02 | 2015-08-05 | 佛山市顺德区美的饮水机制造有限公司 | The waste water control device of purifier and purifier |
| CN104944524A (en) * | 2014-12-03 | 2015-09-30 | 佛山市云米电器科技有限公司 | Reverse-osmosis water purification unit and wastewater emission ratio regulation method thereof |
| CN205133200U (en) * | 2015-10-26 | 2016-04-06 | 佛山市顺德区美的饮水机制造有限公司 | Water purifier |
-
2015
- 2015-10-26 CN CN201510708338.7A patent/CN105329984A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003334551A (en) * | 2002-05-20 | 2003-11-25 | Kurita Water Ind Ltd | Membrane filtration device and membrane filtration method |
| CN203355618U (en) * | 2013-06-27 | 2013-12-25 | 珠海格力电器股份有限公司 | Water purifying system with TDS detection and control functions |
| CN104944524A (en) * | 2014-12-03 | 2015-09-30 | 佛山市云米电器科技有限公司 | Reverse-osmosis water purification unit and wastewater emission ratio regulation method thereof |
| CN204522765U (en) * | 2015-04-02 | 2015-08-05 | 佛山市顺德区美的饮水机制造有限公司 | The waste water control device of purifier and purifier |
| CN205133200U (en) * | 2015-10-26 | 2016-04-06 | 佛山市顺德区美的饮水机制造有限公司 | Water purifier |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105692797A (en) * | 2016-04-21 | 2016-06-22 | 广州悦活环保科技有限公司 | Water purifying system and control method thereof |
| CN105692797B (en) * | 2016-04-21 | 2019-01-08 | 广州悦活环保科技有限公司 | A kind of control method of water purification system |
| CN109928436A (en) * | 2017-12-19 | 2019-06-25 | 深圳市易安诺科技有限公司 | A kind of water purification system |
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Application publication date: 20160217 |