CN107130389B - Control method of washing machine and washing machine - Google Patents
Control method of washing machine and washing machine Download PDFInfo
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- CN107130389B CN107130389B CN201610107991.2A CN201610107991A CN107130389B CN 107130389 B CN107130389 B CN 107130389B CN 201610107991 A CN201610107991 A CN 201610107991A CN 107130389 B CN107130389 B CN 107130389B
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- water
- washing machine
- water inflow
- control method
- weighing
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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
- D06F33/30—Control of washing machines characterised by the purpose or target of the control
- D06F33/32—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry
- D06F33/34—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry of water filling
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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
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/08—Liquid supply or discharge arrangements
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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
- D06F2101/00—User input for the control of domestic laundry washing machines, washer-dryers or laundry 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
- D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
- D06F2103/02—Characteristics of laundry or load
- D06F2103/04—Quantity, e.g. weight or variation of weight
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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
- D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
- D06F2105/02—Water supply
-
- 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
- D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
- D06F2105/58—Indications or alarms to the control system or to the user
Abstract
The invention discloses a control method of a washing machine and the washing machine, belongs to the field of washing devices and control methods thereof, and is designed for solving the problem that the existing washing machine cannot accurately control the water level. The control method of the washing machine provided by the invention comprises the following steps: step 1, weighing by a weighing sensor in real time to obtain the actual water inflow in a washing bucket; step 2, the control device judges whether water needs to be supplemented according to the comparison result of the actual water inflow and the set water inflow in the washing bucket, if so, the step 3 is carried out, and if not, the water feeding is finished; and 3, detecting the water replenishing amount in real time through a flowmeter, and turning to the step 1 after water replenishing is completed. The invention is used for realizing the washing machine of the control method, and a weighing sensor is arranged on a suspender of the washing machine. The control method of the washing machine can accurately control the water level and avoid water resource waste. The washing machine is convenient to use and good in user experience.
Description
Technical Field
The invention relates to the field of washing devices, in particular to a control method of a washing machine and the washing machine adopting the control method.
Background
The washing machine is a common household appliance, and can conveniently, quickly and thoroughly wash various articles including clothes, bedding, plush toys and the like.
The existing full-automatic pulsator washing machine is usually provided with a water level sensor or a flow meter to control the water level. The water level sensor senses the water level by the change of the liquid level in the outer barrel of the washing machine, so that the air pressure in the air chamber on the outer barrel is changed, and the control precision is lower and lower along with the increase of the diameter of the outer barrel of the washing machine, so that the water level sensor cannot control the water level accurately due to the factors such as the self precision of the water level sensor, the diameter of the outer barrel of the washing machine and the like when the water level sensor; the flow meter cannot accurately sense the amount of water in the tub, and thus, there is a problem that the water inlet control is inaccurate.
In addition, the quality in the washing barrel can not be perceived to current full-automatic rotary drum washing machine, can not realize intelligent perception, wisdom washing.
Disclosure of Invention
An object of the present invention is to provide a control method of a washing machine capable of precisely controlling a water level and preventing waste of water resources.
The invention also aims to provide a control method of the washing machine, which can intelligently sense the weight of clothes in the washing barrel and intelligently wash the clothes.
Still another object of the present invention is to provide a washing machine which is convenient to use and has a good user experience.
To achieve the purpose, on one hand, the invention adopts the following technical scheme:
a control method of a washing machine, the washing machine at least comprises a weighing sensor arranged on a hanging rod, and the control method is characterized by at least comprising the following steps:
step 1, weighing by a weighing sensor in real time to obtain the actual water inflow in a washing bucket;
step 2, the control device judges whether water needs to be supplemented according to the comparison result of the actual water inflow and the set water inflow in the washing bucket, if so, the step 3 is carried out, and if not, the water feeding is finished;
and 3, detecting the water replenishing amount in real time through a flowmeter, and turning to the step 1 after water replenishing is completed.
Further, the step 2 specifically comprises: if the actual water inflow is lower than the water inflow point, transferring to the step 3 for water supplement; and if the actual water inflow exceeds the water inflow when the weighing overflow point is reached, ending water inflow.
Further, the step 2 specifically comprises: and if the actual water inflow exceeds the water inflow at the weighing overflow point and then continues to enter water for more than the preset time or the actual water inflow is lower than the water inflow corresponding to the weighing frequency, the control device sends out an alarm signal.
Further, the control method specifically includes the following steps:
step S1, determining the water inflow after fuzzy weighing is carried out on the motor;
step S2, water inflow is carried out according to the water inflow judged in the step S1, the water amount is detected in real time through a flowmeter, and the step S3 is carried out after the water inflow is finished;
step S3, weighing by a weighing sensor in real time to obtain the actual water inflow in the washing tub;
step S4, the control unit determines whether the actual water inflow in the washing tub is less than the set water inflow, if yes, the step S5 is performed, otherwise, the step S6 is performed;
step S5, detecting the water replenishing amount in real time through a flowmeter, and turning to step S3 after water replenishing is completed;
and step S6, water inflow is finished.
Further, when the user does not select the water level, the washing machine starts the water inlet process from the step S1; when the user selects the water level, the washing machine enters water according to the water level value selected by the user.
Further, the weighing overflow point and the weighing frequency are obtained by detecting through the weighing sensor.
On the other hand, the invention adopts the following technical scheme:
a washing machine for realizing the control method is characterized in that a weighing sensor is arranged on a suspender of the washing machine.
The invention has the beneficial effects that:
the control method of the washing machine of the invention comprises the following steps: weighing by a weighing sensor in real time to obtain the actual water inflow in the washing bucket; the control device judges whether water is required to be supplemented according to the comparison result of the actual water inflow and the set water inflow in the washing bucket; if water needs to be supplemented, the water supplementing quantity is detected in real time through the flow meter, the control method compares the water inflow quantity with the rated water inflow quantity in real time so as to determine whether water needs to be supplemented or whether water stops to be fed, the water level can be accurately controlled, water resource waste is avoided, and the problem that the control is not accurate enough due to the fact that the water level is controlled through the pressure sensor in the existing washing machine control method is solved.
The washing machine for realizing the control method is convenient to use and good in user experience.
Drawings
Fig. 1 is a flowchart of a control method of a washing machine according to a second preferred embodiment of the present invention;
fig. 2 is a flowchart of a control method of a washing machine according to a preferred embodiment of the present invention.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
The first preferred embodiment:
the preferred embodiment discloses a control method of a washing machine, the washing machine used by the control method comprises but is not limited to a full-automatic impeller washing machine, wherein the washing machine comprises a weighing sensor, a flow meter and a motor for fuzzy weighing which are respectively arranged in a shell, and the weighing sensor is connected on a suspender in series.
The washing of the washing machine comprises procedures of empty barrel correction, water inlet, washing, water drainage and the like, wherein as shown in figure 2, the water inlet procedure specifically comprises the following steps:
step S1, determining the water inflow after fuzzy weighing is carried out on the motor;
step S2, water inflow is carried out according to the water inflow judged in the step S1, the water amount is detected in real time through a flow meter, and the step S3 is carried out after the water inflow is finished
Step S3, weighing the actual water inflow in the washing bucket by the weighing sensor in real time
Step S4, the control unit determines whether the actual water inflow in the washing tub is less than the set water inflow, if yes, the step S5 is performed, otherwise, the step S6 is performed;
step S5, detecting the water replenishing amount in real time through a flowmeter, and turning to step S3 after water replenishing is completed;
and step S6, water inflow is finished.
Specifically, in the step S4, if the actual water inflow is lower than the weighing overflow point, the step S5 is switched to supplement water; if the actual water inflow exceeds the water inflow when the water overflow point is weighed, water inflow is finished; if the actual water inflow exceeds the water inflow when the weighing overflow point is detected, the water continuously enters for more than the preset time or the actual water inflow is lower than the water inflow corresponding to the weighing frequency, the control device sends out an alarm signal, the preset time is preferably 5 minutes, and the weighing overflow point and the weighing frequency are obtained through detection of a weighing sensor.
In the above water inlet process, when the user does not select the water level, the washing machine starts to execute the water inlet process from step S1; when the user selects the water level, the washing machine is supplied with water according to the water level value selected by the user.
The washing procedure specifically comprises the following steps:
and when the weight sensor detects that the weight (comprising the clothes and the water) in the washing barrel is lower than the weight in the washing barrel in the initial washing stage in the washing process, the flowmeter replenishes water in real time until the weight is consistent with the weight in the washing barrel in the initial washing stage. And if water is replenished for many times during the washing period, alarming is carried out to remind a user whether a water leakage problem is generated.
The drainage procedure specifically comprises the following steps:
the control device judges the dehydration speed according to the comparison result of the weight in the washing machine barrel before drainage and the weight in the washing machine barrel after the preset dehydration time of operation to finish drainage, and the method comprises the following steps:
l1, weighing the washing machine barrel for 30 seconds preferably for 20 seconds, wherein the weight of the washing machine barrel before draining is A, the weighing frequency is unchanged after weighing for a continuous preset time, the weight is B, the weight is C after running for a preset dewatering time, and the weight is weighed for 20 seconds;
step L2, if A is larger than or equal to B and larger than C, the washing machine carries out slow dehydration and then carries out high-speed dehydration until the dehydration program is finished, if A is equal to B, the washing machine transfers to step L3, and the rotating speed of a motor is 300r/min during slow dehydration;
step L3, judging whether C is more than or equal to three times of rated washing capacity of the washing machine, if so, turning to step L4, otherwise, turning to step L5;
l4, the control device sends out an overtime alarm for drainage;
step L5, the washing machine is reweighed after the washing machine runs at a slow speed for preset dehydration time, whether the weight in the barrel is equal to C is judged, if yes, the step L6 is carried out, and if not, the step L7 is carried out;
l6, the control device sends out an alarm signal;
and step L7, the washing machine performs high-speed dehydration until the dehydration program is finished.
In addition, in order to realize more accurate control of the control device in the washing process of the washing machine, the empty barrel can be corrected before the washing machine is started, and the specific method comprises the following steps: after starting, the user presses a washing key and a rinsing key and then displays the frequency of the empty barrel, after the user presses the starting key, the control device compares the frequency of the empty barrel with the default frequency of the empty barrel to obtain a difference value, the difference value corrects each water level frequency point, an overflow frequency point and the like preset in a program, and after the power-off and the restarting, the operation is carried out according to the adjusted frequency; or after starting, the user presses the washing and rinsing key and then displays the empty barrel frequency, the user presses the reservation key and then displays the default empty barrel frequency of the program, and the user presses the starting key and then restores the default frequency setting of the program.
The control method can realize intelligent sensing and intelligent washing, accurately control the water inflow and save water.
The second preferred embodiment:
the preferred embodiment discloses a control method of a washing machine, which is basically the same as the control method of the first preferred embodiment, and as shown in fig. 1, the control method at least comprises the following steps:
step 1, weighing by a weighing sensor in real time to obtain the actual water inflow in a washing bucket;
step 2, the control device judges whether water needs to be supplemented according to the comparison result of the actual water inflow and the set water inflow in the washing bucket, if so, the step 3 is carried out, and if not, the water feeding is finished;
and 3, detecting the water replenishing amount in real time through a flowmeter, and turning to the step 1 after water replenishing is completed.
The difference lies in that: before the step 2, the step of fuzzy weighing of the motor can be carried out, water is supplemented according to the water inflow determined after the fuzzy weighing, the step of fuzzy weighing of the motor can also be omitted, water is supplemented directly according to the set water inflow, and the step can be determined according to the use requirement and the required precision.
The third preferred embodiment:
the preferred embodiment discloses a washing machine, wherein a weighing sensor is connected on a suspender in series, and the washing machine is used for realizing the control method as the preferred embodiment I or II, is convenient to use and has good user experience.
The embodiments described above are only preferred embodiments of the present invention, rather than limitations, and modifications of the embodiments of the present invention or equivalent substitutions for some features without departing from the spirit of the present invention are intended to be included within the scope of the claims. The scope of protection of the present invention also includes any alternative technical solutions that can be conceived by a person skilled in the art without inventive effort.
Claims (7)
1. A control method of a washing machine, the washing machine at least comprises a weighing sensor arranged on a hanging rod, and the control method is characterized by at least comprising the following steps:
step 1, weighing by a weighing sensor in real time to obtain the actual water inflow in a washing bucket;
step 2, the control device judges whether water needs to be supplemented according to the comparison result of the actual water inflow and the set water inflow in the washing bucket, if so, the step 3 is carried out, and if not, the water feeding is finished;
and 3, detecting the water replenishing amount in real time through a flowmeter, and turning to the step 1 after water replenishing is completed.
2. The control method of a washing machine according to claim 1, wherein the step 2 is specifically: if the actual water inflow is lower than the water inflow point, transferring to the step 3 for water supplement; and if the actual water inflow exceeds the water inflow when the weighing overflow point is reached, ending water inflow.
3. The control method of a washing machine according to claim 2, wherein the step 2 is specifically: and if the actual water inflow exceeds the water inflow at the weighing overflow point and then continues to enter water for more than the preset time or the actual water inflow is lower than the water inflow corresponding to the weighing frequency, the control device sends out an alarm signal.
4. A control method of a washing machine according to any one of claims 1-3, characterized in that the control method comprises the following steps:
step S1, determining the water inflow after fuzzy weighing is carried out on the motor;
step S2, water inflow is carried out according to the water inflow judged in the step S1, the water amount is detected in real time through a flowmeter, and the step S3 is carried out after the water inflow is finished;
step S3, weighing by a weighing sensor in real time to obtain the actual water inflow in the washing tub;
step S4, the control unit determines whether the actual water inflow in the washing tub is less than the set water inflow, if yes, the step S5 is performed, otherwise, the step S6 is performed;
step S5, detecting the water replenishing amount in real time through a flowmeter, and turning to step S3 after water replenishing is completed;
and step S6, water inflow is finished.
5. The control method of a washing machine as claimed in claim 4, wherein when the user does not select the water level, the washing machine performs a water inlet process from the step S1; when the user selects the water level, the washing machine enters water according to the water level value selected by the user.
6. A control method of a washing machine according to claim 3, wherein the weighing overflow point and the weighing frequency are detected by the weighing sensor.
7. A washing machine characterized by being used to implement the control method according to any one of claims 1 to 6.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610107991.2A CN107130389B (en) | 2016-02-26 | 2016-02-26 | Control method of washing machine and washing machine |
| PCT/CN2017/074835 WO2017144020A1 (en) | 2016-02-26 | 2017-02-24 | Control method for washing machine and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610107991.2A CN107130389B (en) | 2016-02-26 | 2016-02-26 | Control method of washing machine and washing machine |
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| Publication Number | Publication Date |
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| CN107130389A CN107130389A (en) | 2017-09-05 |
| CN107130389B true CN107130389B (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610107991.2A Active CN107130389B (en) | 2016-02-26 | 2016-02-26 | Control method of washing machine and washing machine |
Country Status (2)
| Country | Link |
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| CN (1) | CN107130389B (en) |
| WO (1) | WO2017144020A1 (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108755007A (en) * | 2018-06-01 | 2018-11-06 | 青岛海尔洗衣机有限公司 | A kind of washing machine weighing method and washing machine |
| CN110904620B (en) * | 2018-09-14 | 2022-09-20 | 合肥美的洗衣机有限公司 | Clothes treating apparatus and water replenishing control device and method for the same |
| CN109487504B (en) * | 2018-10-29 | 2022-09-09 | 青岛海尔洗衣机有限公司 | Water level detection method for washing equipment and washing equipment |
| CN111973122A (en) * | 2019-05-21 | 2020-11-24 | 青岛海尔洗衣机有限公司 | Dish washer drainage detection method and drainage detection device thereof |
| CN112127121B (en) * | 2019-06-06 | 2023-09-08 | 青岛海尔洗衣机有限公司 | Washing machine and water inlet control method thereof |
| CN112168100A (en) * | 2019-07-02 | 2021-01-05 | 青岛海尔洗衣机有限公司 | Dish washing machine water inlet control method and dish washing machine |
| CN112281402A (en) * | 2019-07-10 | 2021-01-29 | 青岛海尔洗衣机有限公司 | Water inlet control method for washing machine |
| CN113957660A (en) * | 2020-07-21 | 2022-01-21 | 青岛海尔洗衣机有限公司 | Control method of washing machine |
| CN113652836B (en) * | 2021-08-10 | 2023-02-24 | 珠海格力电器股份有限公司 | Water inlet control method of washing machine and washing machine |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000308792A (en) * | 1999-04-28 | 2000-11-07 | Sanyo Electric Co Ltd | Washing machine |
| CN102560978A (en) * | 2012-02-20 | 2012-07-11 | 深圳和而泰智能控制股份有限公司 | Washing machine water level automatic control system based on water inlet quantity detection and washing machine water level automatic control method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100473319B1 (en) * | 2002-07-09 | 2005-03-10 | 삼성전자주식회사 | Washing machine and control method thereof |
-
2016
- 2016-02-26 CN CN201610107991.2A patent/CN107130389B/en active Active
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2017
- 2017-02-24 WO PCT/CN2017/074835 patent/WO2017144020A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000308792A (en) * | 1999-04-28 | 2000-11-07 | Sanyo Electric Co Ltd | Washing machine |
| CN102560978A (en) * | 2012-02-20 | 2012-07-11 | 深圳和而泰智能控制股份有限公司 | Washing machine water level automatic control system based on water inlet quantity detection and washing machine water level automatic control method |
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| Publication number | Publication date |
|---|---|
| WO2017144020A1 (en) | 2017-08-31 |
| CN107130389A (en) | 2017-09-05 |
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Effective date of registration: 20201106 Address after: 266101 Haier Road, Qingdao hi tech Zone, Qingdao, Shandong Province, No. 1 Patentee after: QINGDAO HAIER WASHING MACHINE Co.,Ltd. Patentee after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Patentee before: QINGDAO HAIER WASHING MACHINE Co.,Ltd. |
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Address after: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Patentee after: QINGDAO HAIER WASHING MACHINE Co.,Ltd. Patentee after: Haier Zhijia Co.,Ltd. Address before: No.1, Haier Road, hi tech Zone, Qingdao City, Shandong Province Patentee before: QINGDAO HAIER WASHING MACHINE Co.,Ltd. Patentee before: Haier Zhijia Co.,Ltd. |