CN109211317A - Water purifier control method, device, water purifier and computer-readable medium - Google Patents
Water purifier control method, device, water purifier and computer-readable medium Download PDFInfo
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- CN109211317A CN109211317A CN201811054283.2A CN201811054283A CN109211317A CN 109211317 A CN109211317 A CN 109211317A CN 201811054283 A CN201811054283 A CN 201811054283A CN 109211317 A CN109211317 A CN 109211317A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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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
- G05B15/00—Systems controlled by a computer
- G05B15/02—Systems controlled by a computer electric
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Abstract
The present invention provides a kind of water purifier control method, device, water purifier and computer-readable mediums, are related to the technical field of water treatment facilities, the current valve aperture that the Measuring opening sensor including receiving the aperture for detecting water purifier discharge water valve is sent；According to the corresponding relationship between preset valve opening and the working frequency of variable frequency pump, target operating frequency corresponding with the current valve aperture is determined；The variable frequency pump is controlled to work according to the target operating frequency, it solves in current water purifier, the noise of water pump is bigger, is close to 60db, and more power-consuming technical problem, working frequency can be adjusted according to valve opening using variable frequency pump by having reached water purifier, it can be needed to adjust water production according to user, and then reduce noise, reduce the generation of waste water, electric energy is saved simultaneously, greatly reduced energy consumption.
Description
Technical field
The present invention relates to technical field of water treatment equipment, more particularly, to a kind of water purifier control method, device, water purifier
And computer-readable medium.
Background technique
Water purifier is also water purifier, water purifier, is to carry out depth-type filtration, purification to water quality by the requirement to water
The water treatment facilities of processing.Water purifier can effectively filter out iron rust in water, sandstone, chlorine residue in colloid and absorption water, odor, different
The chemical agents such as color, pesticide.The impurity such as bacterium, germ, toxin, the heavy metal in water can be effectively removed.
However, when influent pressure is smaller, water pump starts to be pressurized work water purifier at present, increase influent pressure, by continuous
The pressurization-stopping is pressurized-that starts start pressurization-stopping pressurization, until reaching fixed influent pressure, and then complete water purification process, so
And the noise that water pump is generated in pressurization is bigger, is close to 60db, influences the daily life of user, brings not to user
Just.
Summary of the invention
It can in view of this, the purpose of the present invention is to provide a kind of water purifier control method, device, water purifier and computers
Medium is read, to alleviate in current water purifier existing in the prior art, the noise of water pump is bigger, accessible 60db, and compared with
For power-consuming technical problem.
In a first aspect, the embodiment of the invention provides a kind of water purifier control methods, comprising:
Receive the current valve aperture that the Measuring opening sensor of the aperture for detecting water purifier discharge water valve is sent；
According to the corresponding relationship between preset valve opening and the working frequency of variable frequency pump, the determining and current valve
The corresponding target operating frequency of door aperture；
The variable frequency pump is controlled to work according to the target operating frequency.
With reference to first aspect, the embodiment of the invention provides the first possible embodiments of first aspect, wherein institute
State method further include:
Receive the water quality detection information that the water quality sensor for detecting water quality near filter element of water purifier is sent；
Receive the differential pressure information that the pressure differential detection sensor for detecting the pressure difference in filter core and outside filter core is sent；
The water quality information curve with the water quality detection information matches is searched in preset a plurality of water quality information curve；
In the preset pressure difference life curve about pressure difference and prediction service life corresponding with the water quality information curve
In, the determining and matched prediction service life of the differential pressure information；
Prompt the prediction service life of filter element of water purifier described in user.
With reference to first aspect, the embodiment of the invention provides second of possible embodiments of first aspect, wherein institute
State method further include:
If determining that the water purifier discharge water valve is according to the valve opening that the Measuring opening sensor is sent to close
State, and, it determines that the pressure difference inside and outside filter core changes according to the differential pressure information that the pressure differential detection sensor is sent, prompts to use
Family water tank leak.
With reference to first aspect, the embodiment of the invention provides the third possible embodiments of first aspect, wherein institute
State method further include:
Determine that the water purifier discharge water valve remains turned-off shape according to the valve opening that the Measuring opening sensor is sent
The shut-in time of state；
If the shut-in time is more than preset time, user is prompted to bleed off the water in water tank.
Second aspect, the embodiment of the present invention also provide a kind of water purifier, comprising: Measuring opening sensor, control module and
Variable frequency pump；
The Measuring opening sensor, for detecting the aperture of water purifier discharge water valve, and the current valve that will test
Aperture is sent to the control module；
The control module, including memory, processor are stored with and can be run on the processor in the memory
Computer program, the step of method described in first aspect is realized when the processor executes the computer program；
The variable frequency pump, the target operating frequency work for being sent according to the control module.
In conjunction with second aspect, the embodiment of the invention provides the first possible embodiment of second aspect, water purifiers
Further include: water quality sensor and pressure differential detection sensor；
The water quality sensor, for detecting water quality near filter element of water purifier, and the water quality detection information hair that will test
Give the control module；
The pressure differential detection sensor, for detecting the pressure difference in filter core and outside filter core, and the pressure difference letter that will test
Breath is sent to the control module.
In conjunction with second aspect, the embodiment of the invention provides second of possible embodiment of second aspect, water purifiers
Further include: communication module；
The communication module is connect with server communication, for carrying out data interaction with the server.
In conjunction with second aspect, the embodiment of the invention provides the third possible embodiment of second aspect, water purifiers
Further include: cue module；
The cue module is used to prompt the leak of user's water tank and/or user is prompted to bleed off the water in water tank.
The third aspect, the embodiment of the present invention also provide a kind of water purifier control device, comprising:
Receiving module, what the Measuring opening sensor for receiving the aperture for detecting water purifier discharge water valve was sent works as
Early gate aperture；
Determining module, for according to the corresponding relationship between preset valve opening and the working frequency of variable frequency pump, really
Fixed target operating frequency corresponding with the current valve aperture；
Water pump control modules work for controlling the variable frequency pump according to the target operating frequency.
Fourth aspect, the embodiment of the present invention also provide a kind of meter of non-volatile program code that can be performed with processor
Calculation machine readable medium, wherein said program code makes the processor execute first aspect the method.
The embodiment of the present invention brings following the utility model has the advantages that the embodiment of the present invention can first receive to go out for detecting water purifier
The current valve aperture that the Measuring opening sensor of the aperture of penstock is sent；Then according to preset valve opening and frequency conversion water
Corresponding relationship between the working frequency of pump determines target operating frequency corresponding with the current valve aperture；It finally can be with
The variable frequency pump is controlled to work according to the target operating frequency.
The embodiment of the present invention, can be according to real-time using the variable frequency pump that can adjust working frequency according to valve opening
Water yield adjusts the working frequency of variable frequency pump, realizes that the fining of water purifier inflow is adjusted on demand, and fining is adjusted
Pressure difference in water purifier, and then reduce noise, avoid common water pump from being pressurized the noise that water processed generates according to fixed frequency.
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention are in specification, claims
And specifically noted structure is achieved and obtained in attached drawing.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of flow chart of water purifier control method provided in an embodiment of the present invention；
Fig. 2 is the flow chart of another water purifier control method provided in an embodiment of the present invention；
Fig. 3 is the flow chart of another water purifier control method provided in an embodiment of the present invention；
Fig. 4 is a kind of structure chart of water purifier provided in an embodiment of the present invention；
Fig. 5 is the structure chart of another water purifier provided in an embodiment of the present invention；
Fig. 6 is a kind of structure chart of water purifier control device provided in an embodiment of the present invention.
Icon: 100- Measuring opening sensor；101- control module；102- variable frequency pump；103- water quality sensor；104-
Pressure differential detection sensor；105- communication module；106- cue module；201- receiving module；202- determining module；203- water pump control
Molding block.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present invention
Technical solution be clearly and completely described, it is clear that described embodiments are some of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
At present in water purifier, the noise of water pump is bigger, is close to 60db, and more power-consuming, is based on this, and the present invention is real
A kind of water purifier control method, device, water purifier and the computer-readable medium for applying example offer, can basis using variable frequency pump
Valve opening adjust working frequency, can according to valve opening adjust working frequency variable frequency pump, can according in real time go out
The working frequency of runoff investigation variable frequency pump realizes that the fining of water purifier inflow is adjusted on demand, and fining is adjusted only
Pressure difference in hydrophone, and then reduce noise, avoid common water pump from being pressurized the noise that water processed generates according to fixed frequency.
For convenient for understanding the present embodiment, first to a kind of water purifier control method disclosed in the embodiment of the present invention
It describes in detail, as shown in Figure 1, which comprises
Step S101 receives the current valve that the Measuring opening sensor of the aperture for detecting water purifier discharge water valve is sent
Door aperture；
In embodiments of the present invention, in the water that user is filtered using purified device, water purifier discharge water valve is in open-minded
State controls water purifier discharge water flow, illustratively, the aperture can be used by adjusting the aperture of water purifier discharge water valve
Percentage indicates, if water purifier discharge water valve wide open, aperture 100%, conversely, the aperture under closed state is 0%；In reality
In the application of border, the Measuring opening sensor can refer to linear adjustable differential transformer (linear variable
Differential transformer, LVDT) etc. valve openings sensor.
Step S102, according to the corresponding relationship between preset valve opening and the working frequency of variable frequency pump, determine with
The corresponding target operating frequency of the current valve aperture；
In embodiments of the present invention, the valve opening is related to the water yield of water purifier, the work of the variable frequency pump
Frequency is related to the inflow of water purifier, since the inflow and water yield of water purifier need to maintain constant proportionate relationship, institute
With the valve opening and the working frequency of variable frequency pump, there are corresponding relationships, illustratively, preset valve opening and frequency conversion
Corresponding relationship between the working frequency of water pump can be as shown in table 1:
Table 1
| Valve opening | The working frequency of variable frequency pump |
| 30 degree | 100 |
| 45 degree | 200 |
| 60 degree | 300 |
| 75 degree | 400 |
| 90 degree | 500 |
Data in table 1 can be modified according to actual needs in practical applications, and the present invention is without limitation.As shown in Table 1,
Valve opening is directly proportional to the working frequency of variable frequency pump, namely: the working frequency of variable frequency pump with the increase of valve opening and
Increase, the working frequency of variable frequency pump reduces with the reduction of valve opening, by the work that valve opening and variable frequency pump is arranged
Corresponding relationship between working frequency, the fining that the working frequency of variable frequency pump may be implemented are adjusted.
Illustratively, if by noise testing, the working frequency of variable frequency pump can generate larger noise when 500,
So when valve opening is lower than 90 degree, larger noise (such as: more than 60dB) will not be generated, so in practical application
In, user can be reminded by the modes such as the setting cue mark on valve or the limit part for limiter valve aperture
By valve opening control within 90 degree, so that variable frequency pump is remained operational in more quiet state, without as existing skill
Art is the same, using the water pump of constant frequency, as long as can generate loud noise when pressurization work.
Step S103 controls the variable frequency pump and works according to the target operating frequency.
In embodiments of the present invention, the target frequency is determined by the current valve aperture, the variable frequency pump according to
Target operating frequency work guarantees water yield needed for the inflow of clarifier reaches water purifier.
The embodiment of the present invention can first receive the Measuring opening sensor hair of the aperture for detecting water purifier discharge water valve
The current valve aperture sent；Then according to the corresponding relationship between preset valve opening and the working frequency of variable frequency pump, really
Fixed target operating frequency corresponding with the current valve aperture；The variable frequency pump finally be can control according to the target work
Working frequency work.
The embodiment of the present invention, can be according to real-time using the variable frequency pump that can adjust working frequency according to valve opening
Water yield adjusts the working frequency of variable frequency pump, realizes that the fining of water purifier inflow is adjusted on demand, and fining is adjusted
Pressure difference in water purifier, and then reduce noise, avoid common water pump from being pressurized the noise that water processed generates according to fixed frequency.
Since in practical application, membrane life more accurate cannot be defined in water purifier, and especially different regions are due to water quality
Difference causes actual life difference very big, for this purpose, the method can also include following step in another embodiment of the present invention
It is rapid:
Step S201 receives the water quality detection letter that the water quality sensor for detecting water quality near filter element of water purifier is sent
Breath；
In embodiments of the present invention, filter core is made of materials such as PPA cotton, active carbon, ultrafiltration membranes mostly, water quality detection information
The including but not limited to parameters such as acidity-basicity ph value, temperature, conductivity, density.
Step S202 receives the pressure difference that the pressure differential detection sensor for detecting the pressure difference in filter core and outside filter core is sent
Information；
In embodiments of the present invention, filter core is made of different materials, and the filter core of any material has service life,
Filter core after long-term use, because the procreation of the lower microorganism of the blocking and retention of trapped substance leads to the failure of filter core water purification function, i.e.,
Filter element life expires, and the purpose of the pressure difference in detection filter core and outside filter core is to use the longevity to water purifier using differential pressure information
Life is predicted.
Step S203 is searched in preset a plurality of water quality information curve and is believed with the water quality of the water quality detection information matches
Cease curve；
In embodiments of the present invention, preset a plurality of water quality information curve is obtained beforehand through, and experiment is for difference
Water quality area, can to variable frequency pump use different control method and control parameter, by multiple and different water quality of acquisition
The water quality situation in area is depicted as curve, and curve horizontal axis can be the title of multiple pollutant, and ordinate is containing for every kind of pollutant
Measure range；The curve drawn according to the water quality detection information is compared with preset a plurality of water quality information curve, is passed through
The size of alignment similarity or the mode for calculating variance, the determining water quality information curve with the water quality detection information matches.
Step S204, in the preset pressure difference about pressure difference and prediction service life corresponding with the water quality information curve
In life curve, the determining and matched prediction service life of the differential pressure information；
In embodiments of the present invention, the water quality information curve identical in identical water quality area, pressure difference life curve also phase
Together, i.e., the described water quality information curve is corresponding with pressure difference life curve, in pressure difference life curve, can determine filter core by pressure difference
Prediction service life.
Step S205 prompts the prediction service life of filter element of water purifier described in user.
In embodiments of the present invention, the prediction service life of the filter element of water purifier and actual life are almost the same,
The purpose of the prediction service life of user's filter element of water purifier is prompted to be that filter element of water purifier can be replaced in time convenient for user, thus
Guarantee safe drinking water.Filter membrane etc. can be made full use of to consume as far as possible according to the pressure difference life curve and user's service condition of filter membrane
Material avoids wasting, and can by mobile phone, computer or be locally displayed mode with digital form prenotice user replace consumption
Material.
In another embodiment of the present invention, the method also includes:
If determining that the water purifier discharge water valve is according to the valve opening that the Measuring opening sensor is sent to close
State, and, it determines that the pressure difference inside and outside filter core changes according to the differential pressure information that the pressure differential detection sensor is sent, prompts to use
Family water tank leak.
In embodiments of the present invention, the water purifier valve is in close state, i.e., water purifier does not have water yield, in water purification
In the case that device does not have water yield, the pressure difference inside and outside filter core changes, it was demonstrated that the water tank leak of water purifier.
In practical applications, if water several days inside water purifier do not have to that taste will be generated, while unfavorable to human body,
As having to all bleed off and cause valuable water resource waste.For this purpose, such as scheming in another embodiment of the present invention
Shown in 3, the method also includes:
Step S301 determines that the water purifier discharge water valve is protected according to the valve opening that the Measuring opening sensor is sent
Hold the shut-in time of closed state；
In embodiments of the present invention, when water purifier discharge water valve is in close state, valve opening 0% is net to determine
The time that hydrophone valve remains off can calculate the shut-in time that water purifier valve opening is 0%, determine the shut-in time
Purpose be that user is helped to choose whether to continue to use water in water tank.
Step S302 prompts user to bleed off the water in water tank if the shut-in time is more than preset time.
In embodiments of the present invention, if water several days inside water purifier do not have to that taste will be generated, institute unfavorable to human body
To prompt user to bleed off the water in water tank, so that guarantee is pacified with water when determining that the shut-in time is more than preset time
Entirely, using variable frequency pump, big water tank is no longer needed on system principle, because can substantially accomplish with with water outlet, institute
Can substantially not have to storage water inside water purifier, even if equipped with the water tank of small volume, system can not be made in discovery
Water instructs the water inside bleeding off after reminding user's confirmation by mobile phone, computer afterwards for a period of time, and it is different also to avoid storage water
The generation of taste and because largely discharge water and caused by water resource waste.
In another embodiment of the present invention, a kind of water purifier is also provided, as shown in Figure 4, comprising: Measuring opening sensor
100, control module 101 and variable frequency pump 102；
The Measuring opening sensor 100, for detecting the aperture of water purifier discharge water valve, and the current valve that will test
Door aperture is sent to the control module 101；
The control module 101, including memory, processor, being stored in the memory can be on the processor
The computer program of operation, the processor realize side described in the embodiments of the present invention when executing the computer program
The step of method；
The variable frequency pump 102, the target operating frequency work for being sent according to the control module 101.
In another embodiment of the present invention, as shown in figure 5, water purifier further include: water quality sensor 103 and pressure differential detection
Sensor 104；
The water quality sensor 103, for detecting water quality near filter element of water purifier, and the water quality detection information that will test
It is sent to the control module 101；
The pressure differential detection sensor 104, for detecting the pressure difference in filter core and outside filter core, and the pressure difference that will test
Information is sent to the control module 101.
In another embodiment of the present invention, as shown in figure 5, the water purifier further include: communication module 105；
The communication module 105 is connect with server communication, for carrying out data interaction with the server.
In embodiments of the present invention, network savvy open in the state of, system can by at server end big data
Reason center carries out data interaction, and server can carry out the optimal Processing Algorithm of real-time update to system, realize self of system
Study and upgrading iteration.
In another embodiment of the present invention, as shown in figure 5, the water purifier further include: cue module 106；
The cue module 106 is used to prompt the leak of user's water tank and/or user is prompted to bleed off the water in water tank.
In embodiments of the present invention, water purifier is in addition to filter core, outside the purifying parts such as water tank, also with control module 101, water
Matter sensor 103 and pressure differential detection sensor 104 pass through communication module 105 and control the driving of variable frequency pump 102 to realize intelligence
Energyization, realization is intelligentized simultaneously, and the benefit of more environmentally friendly, more economical saving is brought to user.
In another embodiment of the present invention, a kind of water purifier control device is also provided, as shown in Figure 6, comprising:
Receiving module 201, the Measuring opening sensor 100 for receiving the aperture for detecting water purifier discharge water valve are sent out
The current valve aperture sent；
Determining module 202, for according to the corresponding pass between preset valve opening and the working frequency of variable frequency pump 102
System determines target operating frequency corresponding with the current valve aperture；
Water pump control modules 203 work for controlling the variable frequency pump 102 according to the target operating frequency.
In another embodiment of the present invention, a kind of non-volatile program code that can be performed with processor is also provided
Computer-readable medium, said program code make the processor execute embodiment of the method the method.
The flow chart and block diagram in the drawings show the system of multiple embodiments according to the present invention, method and computer journeys
The architecture, function and operation in the cards of sequence product.In this regard, each box in flowchart or block diagram can generation
A part of one module, section or code of table, a part of the module, section or code include one or more use
The executable instruction of the logic function as defined in realizing.It should also be noted that in some implementations as replacements, being marked in box
The function of note can also occur in a different order than that indicated in the drawings.For example, two continuous boxes can actually base
Originally it is performed in parallel, they can also be executed in the opposite order sometimes, and this depends on the function involved.It is also noted that
It is the combination of each box in block diagram and or flow chart and the box in block diagram and or flow chart, can uses and execute rule
The dedicated hardware based system of fixed function or movement is realized, or can use the group of specialized hardware and computer instruction
It closes to realize.
The computer program product of water purifier control method provided by the embodiment of the present invention, including store program code
Computer readable storage medium, the instruction that said program code includes can be used for executing previous methods side as described in the examples
Method, specific implementation can be found in embodiment of the method, and details are not described herein.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description
It with the specific work process of device, can refer to corresponding processes in the foregoing method embodiment, details are not described herein.
In addition, in the description of the embodiment of the present invention unless specifically defined or limited otherwise, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic or disk.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
Finally, it should be noted that embodiment described above, only a specific embodiment of the invention, to illustrate the present invention
Technical solution, rather than its limitations, scope of protection of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, those skilled in the art should understand that: anyone skilled in the art
In the technical scope disclosed by the present invention, it can still modify to technical solution documented by previous embodiment or can be light
It is readily conceivable that variation or equivalent replacement of some of the technical features；And these modifications, variation or replacement, do not make
The essence of corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, should all cover in protection of the invention
Within the scope of.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. a kind of water purifier control method characterized by comprising
Receive the current valve aperture that the Measuring opening sensor of the aperture for detecting water purifier discharge water valve is sent；
According to the corresponding relationship between preset valve opening and the working frequency of variable frequency pump, determination is opened with the current valve
Spend corresponding target operating frequency；
The variable frequency pump is controlled to work according to the target operating frequency.
2. water purifier control method according to claim 1, which is characterized in that the method also includes:
Receive the water quality detection information that the water quality sensor for detecting water quality near filter element of water purifier is sent；
Receive the differential pressure information that the pressure differential detection sensor for detecting the pressure difference in filter core and outside filter core is sent；
The water quality information curve with the water quality detection information matches is searched in preset a plurality of water quality information curve；
It is preset it is corresponding with the water quality information curve about pressure difference and prediction service life pressure difference life curve in, really
The fixed and matched prediction service life of the differential pressure information；
Prompt the prediction service life of filter element of water purifier described in user.
3. water purifier control method according to claim 2, which is characterized in that the method also includes:
If determining that the water purifier discharge water valve is in close state according to the valve opening that the Measuring opening sensor is sent,
And determine that the pressure difference inside and outside filter core changes according to the differential pressure information that the pressure differential detection sensor is sent, prompt user's storage
Radiator leak.
4. water purifier control method according to claim 1, which is characterized in that the method also includes:
Determine what the water purifier discharge water valve remained off according to the valve opening that the Measuring opening sensor is sent
Shut-in time；
If the shut-in time is more than preset time, user is prompted to bleed off the water in water tank.
5. a kind of water purifier control device characterized by comprising
Receiving module, the current valve that the Measuring opening sensor for receiving the aperture for detecting water purifier discharge water valve is sent
Door aperture；
Determining module, for according to the corresponding relationship between preset valve opening and the working frequency of variable frequency pump, determine with
The corresponding target operating frequency of the current valve aperture；
Water pump control modules work for controlling the variable frequency pump according to the target operating frequency.
6. a kind of water purifier characterized by comprising Measuring opening sensor, control module and variable frequency pump；
The Measuring opening sensor, for detecting the aperture of water purifier discharge water valve, and the current valve aperture that will test
It is sent to the control module；
The control module, including memory, processor are stored with the meter that can be run on the processor in the memory
Calculation machine program, the processor realize the described in any item methods of the claims 1 to 4 when executing the computer program
Step；
The variable frequency pump, the target operating frequency work for being sent according to the control module.
7. water purifier according to claim 6, which is characterized in that further include: water quality sensor and pressure differential detection sensor；
The water quality sensor, for detecting water quality near filter element of water purifier, and the water quality detection information that will test is sent to
The control module；
The pressure differential detection sensor, for detecting the pressure difference in filter core and outside filter core, and the differential pressure information hair that will test
Give the control module.
8. water purifier according to claim 6, which is characterized in that further include: communication module；
The communication module is connect with server communication, for carrying out data interaction with the server.
9. water purifier according to claim 6, which is characterized in that further include: cue module；
The cue module is used to prompt the leak of user's water tank and/or user is prompted to bleed off the water in water tank.
10. a kind of computer-readable medium for the non-volatile program code that can be performed with processor, which is characterized in that described
Program code makes the processor execute described any the method for claim 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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