CN104099755B - A kind of control method and its washing machine of the washing machine with water quality sensor - Google Patents
A kind of control method and its washing machine of the washing machine with water quality sensor Download PDFInfo
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- CN104099755B CN104099755B CN201310130413.7A CN201310130413A CN104099755B CN 104099755 B CN104099755 B CN 104099755B CN 201310130413 A CN201310130413 A CN 201310130413A CN 104099755 B CN104099755 B CN 104099755B
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- water quality
- washing machine
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Classifications
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F33/00—Control of operations performed in washing machines or washer-dryers
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
- D06F34/14—Arrangements for detecting or measuring specific parameters
- D06F34/22—Condition of the washing liquid, e.g. turbidity
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F35/00—Washing machines, apparatus, or methods not otherwise provided for
- D06F35/005—Methods for washing, rinsing or spin-drying
- D06F35/008—Methods for washing, rinsing or spin-drying for disinfecting the tub or the drum
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- D06F2202/02—
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- D06F2204/10—
Abstract
The present invention relates to the control methods and its washing machine of a kind of washing machine with water quality sensor in washing machine field.Before washing machine injected clear water does not wash and in last time rinse cycle, not yet before draining, water quality sensor is at least once cleaned by cleaning apparatus for self；It is clear water calibration value by the data setting monitored before washing machine injected clear water does not wash after the water quality sensor cleaning.Water quality sensor is provided on the washing machine, including water quality sensor body.It is provided with to detect the inductive probe of water quality on water quality sensor body.The vibrating reed that ultrasonic wave carries out water quality sensor cleaning vibration can be generated by being provided on the water quality sensor.By the washing machine of the above method, the dirt timely processing being sticked on water quality sensor can be fallen, and drain in drainage procedure with water, ensure cleaning, being sensitive for water quality sensor, ensure the accurate primary condition of washing process.
Description
Technical field
The present invention relates to washing machine field, the control method of especially a kind of washing machine with water quality sensor and its wash
Clothing machine.
Background technology
With the continuous increase of washing machine user group, the function of washing machine also constantly enhances, in order to realize the optimal of clothing
The utilization rate of washings is cleaned and preferably nurses, improves, many washing machines both increase water quality sensing for various purposes on the market
Device, such as turbidity transducer, hardness transducer, acidity-basicity sensor, with the turbidity, hardness or acid-base value of automatic decision water,
It the functions such as cleaned, rinsed according to sensing data to judge, adjust automatically wash time or rinsing times etc..
The water quality sensor of washing machine is generally all loaded at outer barrel of washing machine bottom or scupper hose at present, all without from clearly
Clean function using meeting residual soil in water quality sensor surface after a period of time, makes the sensitivity and accuracy of water quality sensor
It is rapid to decline, so as to influence the judgement of program, and wash time and rinsing times is made not to adjust accurately, cause clothes washing
Unnet or overwass damaging laundry, causes water power to waste.
Such as the Chinese patent of Application No. CN03150339.X, merely illustrate turbidity transducer turbidity judgement and
Temperature detecting function can not ensure the sensitivity and accuracy of sensor for a long time.
In view of this it is special to propose the present invention.
The content of the invention
The technical problem to be solved in the present invention is to have overcome the deficiencies of the prior art and provide a kind of with water quality sensor
Washing machine control method and its washing machine.
It is of the invention to be using the basic conception of technical solution：A kind of control method of the washing machine with water quality sensor,
Before washing machine injected clear water does not wash and/or in last time rinse cycle, not yet before draining, control cleaning apparatus for self cleaning
Water quality sensor.After described water quality sensor cleaning, before washing machine injected clear water does not wash, the data setting that will monitor
For clear water calibration value.
Further, before washing machine injected clear water does not wash, injected clear water to water level did not had water quality sensor body, water quality
Cleaning apparatus for self on sensor is started to work；After time T1, the cleaning apparatus for self on water quality sensor is stopped, control
The data setting detected at this time is the clear water calibration value of system default by unit.
Further, when washing machine last time rinses, during away from interval between discharges T2, the automatically cleaning on water quality sensor
Device continues or discontinuous operation terminates to time T2, and washing machine starts draining.
Further, a kind of control method of the washing machine with water quality sensor, includes the following steps：
11) after washing machine powers on start, do not had a water quality sensor body into clear water to water level, on water quality sensor from clear
Clean device is started to work, and water quality sensor is cleaned.
12) after time T1, the cleaning apparatus for self on water quality sensor is stopped, and control unit water quality will sense at this time
The water quality data that device detects is set as the clear water calibration value of system default.
13) start to perform washing flow, herein mistake into the water containing washing powder or detergent to working water level in washing machine
Cheng Zhong, all kinds of parameters for being detected water quality sensor by control unit, clear water calibration value, system default parameter etc. is divided
Analysis judges, to generate the control program such as the wash time of washing machine, rinsing times.
14) in washing machine performs last time rinse cycle, when away from interval between discharges being T2, on water quality sensor
Cleaning apparatus for self is started to work, and water quality sensor is cleaned.
15) terminate to last time rinse cycle, the cleaning apparatus for self on water quality sensor is stopped, and washing machine starts
Draining, the dirt that water quality sensor is cleaned discharge washing machine with drainage procedure.
Further, the cleaning apparatus for self generates ultrasonic wave by vibrating, using ultrasonic wave to water quality sensor body
And other component surfaces dirt carry out high-frequency vibration, make dirt come off after with drainage procedure discharge washing machine.
Another object of the present invention is to provide a kind of washing machine with water quality sensor.Using the basic of technical solution
Design is：The washing machine includes, the water quality sensor set on washing machine, is provided with to detect water on water quality sensor body
The inductive probe of matter；Ultrasonic activation piece is provided on the water quality sensor, the water quality sensor passes through vibrating reed
The ultrasonic wave of generation cleans it.
Further, the straight slot led to for the current in inner tank of washing machine is provided on the water quality sensor body, it is described
The symmetrical optical sensor piece for being respectively arranged with measurement water quality parameter on the two side of straight slot；In corresponding optical sensor piece
Side-walls are provided with the vibrating reed being connected with washing machine control unit.By the control of control unit vibrating reed generation is made to shake
It is dynamic, to form ultrasonic wave.
Further, the water quality sensor body includes the shell being made of housing and clamshell；In the shell
It is provided with the wiring board that the space in shell is divided into first chamber and second chamber；The first chamber is by wiring board and shell
Body and clamshell surround, and the connection for wiring board to be connected with the control unit of washing machine is provided in the first chamber
Device；The second chamber is made of wiring board and housing, and straight slot is provided in the second chamber.
Further, the second chamber is arranged to upper surface and is made of wiring board, and lower surface and periphery are made of housing
Cylinder cavity volume；The lower part of the second chamber sets a straight slot for running through periphery；One is provided in the straight slot
The mounting groove that section extends to both sides；The second chamber is divided into the 3rd chamber and the 4th chamber by straight slot.The vibrating reed
Via line plate is connected with control unit, and the electric signal via line plate that control unit generates is made to be converted to kinetic energy and is exported to vibration
Piece makes vibrating reed generate vibration.The vibrating reed can be arranged on the inside of the 3rd chamber and the 4th chamber, can also set
In the outside of the 3rd chamber and the 4th chamber composition wall.Preferably, it is adjacent with the first optical element and the second optical element respectively
One vibrating reed is set, so that two vibrating reeds form symmetrical structure.
Further, in the 3rd chamber and the 4th chamber, symmetrical being respectively arranged with detects water quality using light transmittance
The first optical element and the second optical element of turbidity；In 3rd chamber and the 4th chamber, it is respectively arranged with available
The vibrating reed that ultrasonic wave cleans water quality sensor；The installation trench bottom is provided with to be connected for wiring board with housing
Bolt hole, the both sides mounting groove is arranged to the irregular body that straight slot extends semicolumn gap to both sides；The peace
On tankage be separately provided at the side wall flush of straight slot detection water hardness hardness sensing chip.
After adopting the above technical scheme, the present invention has the advantages that compared with prior art：
By setting vibrating reed at the straight slot of the water quality sensor body set on washing machine, make it using control device
High-frequency vibration generates ultrasonic wave, shell and other components is made to be carried out at the same time high-frequency vibration, makes shell and is exposed to outside shell
Element on dirt come off and discharge washing machine with drainage procedure, ensure that cleaning, being sensitive for water quality sensor, ensure measurement
As a result accurate.
By when washing machine starts to wash into clear water, before water quality sensor progress clear water calibration value detection, being passed to water quality
Sensor is cleaned so that the detection of calibration value is more accurate, also just reduces the erroneous judgement probability in washing process.
By before the washing process of washing machine terminates, being cleaned to water quality sensor, this washing can be overshooted
In the dirt timely processing that is stained on water quality sensor fall, and drain in drainage procedure with water, ensure that water quality sensor
It cleans, is sensitive, ensureing the accurate primary condition of washing process again.
The present invention makes water quality sensor surface by carrying out ultrasonic activation to the water quality sensor set on washing machine
Dirt comes off and is removed by current scour, and the sensitivity and accuracy for effectively avoiding water quality sensor decline problem, make laundry
Machine can accurately judge wash time or rinsing times etc..
Description of the drawings
Fig. 1 is the structure chart of the water quality sensor of the present invention；
Fig. 2 is the side view of the water quality sensor of the present invention；
Fig. 3 is the sectional view of Section A-A in Fig. 2；
Fig. 4 is the sectional view of section B-B in Fig. 2；
Fig. 5 is the sectional view in D-D sections in Fig. 2；
Fig. 6 is the flow chart that washing machine starts cleaning water quality sensor before washing in the present invention；
Fig. 7 is the flow chart that washing machine terminates cleaning water quality sensor before washing in the present invention；
Fig. 8 is the flow chart that water quality sensor is preferably cleaned in the present invention.
Description of symbols in figure：1-clamshell；2-housing；21-the three chamber；22-the four chamber；3-connector；4—
Wiring board；5-hardness sensing chip；6-turbidity sensing chip；61-the first optical element；62-the second optical element；7-vibration
Piece, 8-straight slot；9-mounting groove.
Specific embodiment
The specific embodiment of the present invention is described in further detail below in conjunction with the accompanying drawings.
Embodiment 1
This embodiment describes a kind of control methods of the washing machine with water quality sensor.In washing machine injected clear water not
Before washing and in last time rinse cycle, not yet before draining, water quality sensor is at least carried out once by cleaning apparatus for self
Cleaning；It is clear water by the data setting monitored before washing machine injected clear water does not wash after the water quality sensor cleaning
Calibration value.
As shown in figure 8, the cleaning method described in the present embodiment, specifically comprises the following steps：
11) after washing machine powers on start, do not had a water quality sensor body into clear water to water level, on water quality sensor from clear
Clean device is started to work, and water quality sensor is cleaned.
12) after time T1, the cleaning apparatus for self on water quality sensor is stopped, and control unit water quality will sense at this time
The water quality data that device detects is set as the clear water calibration value of system default.
13) start to perform washing flow, herein mistake into the water containing washing powder or detergent to working water level in washing machine
Cheng Zhong, all kinds of parameters for being detected water quality sensor by control unit, clear water calibration value, system default parameter etc. is divided
Analysis judges, to generate the controlling program of washing of washing machine.
14) in washing machine performs last time rinse cycle, when away from interval between discharges being T2, on water quality sensor
Cleaning apparatus for self is started to work, and water quality sensor is cleaned.
15) terminate to last time rinse cycle, the cleaning apparatus for self on water quality sensor is stopped, and washing machine starts
Draining, water quality sensor surface are shaken the dirt fallen with drainage procedure discharge washing machine.
In the present embodiment, the time T1 is arranged to 2-20s, and the time, T2 was arranged to 0.5-3min.The automatically cleaning
Device by vibrate generate ultrasonic wave, using high-frequency vibration make the dirt of each parts surface of water quality sensor come off after with draining
Journey is drained.By the above method, sensor can be cleaned in time, ensure each element of sensor from dirt shadow
It rings, to realize the accurate of each measurement result of washing machine.
Embodiment 2
As shown in fig. 6, this embodiment describes a kind of control methods of the washing machine with water quality sensor.It is specifically wrapped
Include following steps：Before washing machine injected clear water does not wash, injected clear water to water level did not had water quality sensor body, water quality sensing
Cleaning apparatus for self on device is started to work；After time T1, the cleaning apparatus for self on water quality sensor is stopped, control unit
By the clear water calibration value that the data setting detected at this time is system default.
In the present embodiment, the time T1 is arranged to 2-20s, so that water quality sensor is reaching preferable cleaning effect
On the basis of fruit, coordinate water injection time.So as to which realization more accurately detects water quality data, while reaches to avoid extending and wash
The effect of the wash time of clothing machine.
Embodiment 3
As shown in fig. 7, this embodiment describes a kind of control methods of the washing machine with water quality sensor.It is specifically wrapped
Include following steps：When washing machine last time rinses, during away from interval between discharges T2, the cleaning apparatus for self on water quality sensor
Continue or discontinuous operation terminates to time T2, washing machine starts draining.
In the present embodiment, the time T2 is arranged to 0.5-3min, so that being attached to water quality in this washing overshoot
Dirt on sensor is fallen by timely processing, and drains in drainage procedure with water, ensure that cleaning, being clever for water quality sensor
It is quick, ensure the accurate primary condition of washing process again.
Embodiment 4
As shown in Figure 1 and Figure 5, it is a kind of have embodiment 1 to embodiment 3 it is any as described in control method washing machine,
Including, the water quality sensor being arranged on washing machine, it is provided with to detect the inductive probe of water quality on water quality sensor body.
The vibrating reed 7 of ultrasonic wave can be generated by being provided on the water quality sensor, and the water quality sensor is generated by vibrating reed 7
Ultrasonic wave it is cleaned.The straight slot led to for the current in inner tank of washing machine is provided on the water quality sensor body
8, the symmetrical optical sensor piece for being respectively arranged with measurement water quality parameter on the two side of the straight slot 8.In corresponding optics
The side-walls of sensing chip are provided with the vibrating reed 7 being connected with washing machine control unit.
As shown in Figures 2 and 3, the water quality sensor body includes the shell being made of housing 2 and clamshell 1.Institute
The wiring board 4 that the space in shell is divided into first chamber and second chamber is provided in the shell stated.The first chamber
It is surrounded, is provided in the first chamber for by the control of wiring board 4 and washing machine by wiring board 4 and housing 2 and clamshell 1
The connector 3 that unit is connected.The second chamber is surrounded by wiring board 4 and housing 2, is provided in the second chamber
Straight slot 8.
It is made of as shown in figure 4, the second chamber is arranged to upper surface wiring board 4, lower surface and periphery are by housing 2
The cylinder cavity volume of composition.The lower part of the second chamber sets a straight slot 8 for running through periphery.It is set in the straight slot 8
It is equipped with one section of mounting groove 9 extended to both sides.The second chamber is divided by straight slot 8 for the symmetrical, independently arranged 3rd
21 and the 4th chamber 22 of chamber.
As shown in figure 5, in the 3rd chamber 21 and the 4th chamber 22, symmetrical being respectively arranged with is examined using light transmittance
Survey the first optical element 61 and the second optical element 62 of water turbidity.In 3rd chamber 21 and the 4th chamber 22, point
The vibrating reed 7 cleaned using ultrasonic wave to water quality sensor is not provided with.The vibrating reed 7 can also be arranged on
The outside of three chambers 21 and the 4th chamber 22 composition wall.Preferably, respectively with the first optical element 61 and the second optical element 62
A vibrating reed 7 is disposed adjacent, so that two vibrating reeds 7 form symmetrical structure.9 bottom of mounting groove is provided with for wiring board
4 bolts hole being connected with housing 2, the both sides mounting groove 9 are arranged to straight slot and extend semicolumn gap not to both sides
Rule body.On the mounting groove 9 be separately provided at the side wall flush of straight slot 8 detection water hardness hardness sense
Answer piece 5.
In the present embodiment, the vibrating reed 7 makes vibrating reed generate vibration by the control of control unit, to form ultrasound
Ripple.Preferably, the 7 via line plate 4 of vibrating reed is connected with control unit, the electric signal warp for generating control unit
Road plate 4 is converted to kinetic energy and exports to vibrating reed 7, and vibrating reed 7 is made to generate vibration.
By setting vibrating reed at the straight slot of water quality sensor body, using control device vibrating reed is made to carry out high frequency vibrating
It is dynamic, to generate ultrasonic wave, the dirt on each component of water quality sensor is made to come off and be washed with drainage procedure discharge using high-frequency vibration
Clothing machine ensure that cleaning, being sensitive for water quality sensor, ensure the accurate of measurement result.
Embodiment in above-described embodiment can be further combined or replace, and embodiment is only to the present invention's
Preferred embodiment is described, and not the spirit and scope of the present invention are defined, and is not departing from design philosophy of the present invention
Under the premise of, various changes and modifications that professional and technical personnel in the art make technical scheme belong to this hair
Bright protection domain.
Claims (7)
1. a kind of control method of the washing machine with water quality sensor, it is characterised in that：It is not washed in washing machine injected clear water
In preceding and/or last time rinse cycle, not yet before draining, control cleaning apparatus for self cleaning water quality sensor；
Before washing machine injected clear water does not wash, injected clear water to water level did not had a water quality sensor body, on water quality sensor
Cleaning apparatus for self is started to work；After time T1, the cleaning apparatus for self on water quality sensor is stopped, and control unit will at this time
The data setting detected is the clear water calibration value of system default；
When washing machine last time rinses, during away from interval between discharges T2, the cleaning apparatus for self on water quality sensor continue or
Discontinuous operation terminates to time T2, and washing machine starts draining.
2. control method according to claim 1, it is characterised in that：
11）Washing machine powers on start, does not have a water quality sensor body into clear water to water level, the cleaning apparatus for self on water quality sensor
It starts to work；
12）After time T1, the cleaning apparatus for self on water quality sensor is stopped, the data that control unit will detect at this time
It is set as the clear water calibration value of system default；
13) washing machine starts to perform washing process, in the process, is detected water quality sensor by control unit each
Class parameter, clear water calibration value, system default parameter are analyzed, judged, to generate the wash time of washing machine, rinsing times control
Processing procedure sequence；
14）When washing machine last time rinses, during away from interval between discharges T2, the self-stripping unit on water quality sensor starts
Work；
15）Terminate to last time rinsing, when washing machine starts draining, the self-stripping unit on water quality sensor is stopped.
3. control method according to claim 1 or 2, it is characterised in that：The cleaning apparatus for self is generated by vibrating
The dirt shake of each parts surface of water quality sensor is fallen off, washing machine is discharged with drainage procedure by ultrasonic wave using ultrasonic wave.
4. a kind of washing machine with the control method as described in claims 1 to 3 is any, including being arranged on washing machine
Water quality sensor is provided with to detect the inductive probe of water quality on water quality sensor body；
It is characterized in that：The vibrating reed of ultrasonic wave can be generated by being provided on the water quality sensor（7）, described water quality sensing
Device passes through vibrating reed（7）The ultrasonic wave of generation cleans it；
The straight slot led to for the current in inner tank of washing machine is provided on the water quality sensor body（8）, the straight slot（8）'s
The symmetrical optical sensor piece for being respectively arranged with measurement water quality parameter on two side；
The vibrating reed being connected with washing machine control unit is provided in the side-walls of corresponding optical sensor piece（7）.
5. washing machine according to claim 4, it is characterised in that：The water quality sensor body is included by housing（2）
And clamshell（1）The shell formed；
The wiring board that the space in shell is divided into first chamber and second chamber is provided in the shell（4）；
It is provided in the first chamber for by wiring board（4）The connector being connected with the control unit of washing machine（3）；
Straight slot is provided in the second chamber（8）.
6. washing machine according to claim 5, it is characterised in that：The second chamber is upper surface by wiring board（4）
It forms, lower surface and periphery are by housing（2）The cylinder cavity volume of composition；The lower part of the second chamber sets one through circle
The straight slot of circumferential surface（8）；
The straight slot（8）Inside it is provided with one section of mounting groove extended to both sides（9）；
The second chamber is by straight slot（8）It is divided into the 3rd chamber（21）With the 4th chamber（22）.
7. washing machine according to claim 6, it is characterised in that：In the 3rd chamber（21）With the 4th chamber（22）It is interior, phase
Symmetrical the first optical element being respectively arranged with using light transmittance detection water turbidity（61）With the second optical element（62）；
3rd chamber（21）With the 4th chamber（22）It is interior, it is respectively arranged with and water quality sensor is carried out using ultrasonic wave
The vibrating reed of cleaning（7）；
The mounting groove（9）Bottom is provided with for wiring board（4）With housing（2）The bolt hole being connected, both sides peace
Tankage（9）It is arranged to the irregular body that straight slot extends outward semicolumn gap；
On the mounting groove with straight slot（8）Side wall flush at be separately provided for detection water hardness hardness sensing
Piece（5）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310130413.7A CN104099755B (en) | 2013-04-15 | 2013-04-15 | A kind of control method and its washing machine of the washing machine with water quality sensor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310130413.7A CN104099755B (en) | 2013-04-15 | 2013-04-15 | A kind of control method and its washing machine of the washing machine with water quality sensor |
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| CN104099755A CN104099755A (en) | 2014-10-15 |
| CN104099755B true CN104099755B (en) | 2018-05-22 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102014209734A1 (en) * | 2014-05-22 | 2015-11-26 | BSH Hausgeräte GmbH | Dryers with internal cleaning of a water level sensor and method for its operation |
| TWI567390B (en) * | 2016-02-16 | 2017-01-21 | Solteam Opto Inc | Can be automated production of water quality sensor |
| CN107142669A (en) * | 2017-07-12 | 2017-09-08 | 江苏集萃有机光电技术研究所有限公司 | Washing machine and the method for controlling washing machine rinse cycle |
| CN109839353A (en) * | 2017-11-29 | 2019-06-04 | 捷腾光电股份有限公司 | Water quality sensor |
| CN109839354A (en) * | 2017-11-29 | 2019-06-04 | 捷腾光电股份有限公司 | Water quality sensor |
| CN111088651A (en) * | 2019-12-25 | 2020-05-01 | 李洋 | Real-time detection device for sewage of washing machine and detection control method thereof |
| CN113622142B (en) * | 2020-05-08 | 2023-09-12 | 云米互联科技(广东)有限公司 | TOC calibration washing control method and system, storage medium and washing machine |
| CN114000316A (en) * | 2021-11-05 | 2022-02-01 | Tcl家用电器（合肥）有限公司 | Washing control method and device, storage medium and washing equipment |
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