EP4050145A1 - Dispositif de lavage et procédé de commande d'admission d'eau associé, et machine à laver à tambour - Google Patents

Dispositif de lavage et procédé de commande d'admission d'eau associé, et machine à laver à tambour Download PDF

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Publication number
EP4050145A1
EP4050145A1 EP20950016.4A EP20950016A EP4050145A1 EP 4050145 A1 EP4050145 A1 EP 4050145A1 EP 20950016 A EP20950016 A EP 20950016A EP 4050145 A1 EP4050145 A1 EP 4050145A1
Authority
EP
European Patent Office
Prior art keywords
water
washing device
level
variation value
level variation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20950016.4A
Other languages
German (de)
English (en)
Other versions
EP4050145A4 (fr
Inventor
Xiangyu ZHOU
Ming Yang
Lei Shao
Qiang QUE
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Filin Electronics Co Ltd
Original Assignee
Wuxi Filin Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuxi Filin Electronics Co Ltd filed Critical Wuxi Filin Electronics Co Ltd
Publication of EP4050145A1 publication Critical patent/EP4050145A1/fr
Publication of EP4050145A4 publication Critical patent/EP4050145A4/fr
Pending legal-status Critical Current

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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
    • 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
    • D06F2103/18—Washing liquid level
    • 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
    • D06F2103/38—Time, e.g. duration
    • 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
    • D06F2105/08—Draining of washing liquids
    • 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

Definitions

  • the present disclosure relates to washing machines, and in particular, to a water inlet control method for a washing device, a washing device, and a drum washing machine.
  • an overtime water intake warning algorithm is generally used for overtime water intake detection.
  • the washing device is controlled to stop water intake in response to detecting overtime water intake, while a warning message is transmitted.
  • the overtime water intake warning algorithm may cause misjudgments, such as misjudging that a siphon phenomenon is overtime water intake, which may interfere with after-sales maintenance work.
  • the present disclosure provides a washing device and a water inlet control method therefor, and a drum washing machine, for controlling a water inlet process of the washing device based on a water-level variation value, and thus fault conditions and a siphon phenomenon in the washing device during the water inlet process can be accurately detected, facilitating the after-sales maintenance work.
  • the present disclosure provides a water inlet control method for a washing device, includes: controlling the washing device to inflow water; obtaining a first water-level variation value of the washing device at intervals of a first preset time; and controlling, based on the first water-level variation value, a water inlet process of the washing device.
  • the control of the water intake of the washing device based on the first water-level variation value is beneficial to accurately detect the fault conditions and siphon phenomenon in the washing device during the water inlet process, facilitating the after-sales maintenance work.
  • water inlet control method for the washing device may also have the following additional technical features.
  • said controlling, based on the first water-level variation value, the water inlet process of the washing device includes: controlling, in response to determining based on the first water-level variation value that a water-level rise amount is greater than a first preset value, the washing device to maintain normal water intake; and performing a siphon processing in response to determining based on the first water-level variation value that a water-level fall amount is greater than a second preset value.
  • said controlling, based on the first water-level variation value, the water inlet process of the washing device further includes: in response to accumulating N1 determinations based on the water-level variation value that the water-level fall amount is smaller than or equal to the second preset value, or in response to accumulating N1 determinations based on the first water-level variation value that the water-level rise amount is smaller than or equal to the first preset value, controlling the washing device to stop the water intake for a second preset time, and obtaining a second water-level variation value, wherein N1 is a natural number greater than or equal to 1; and performing the siphon processing in response to determining based on the second water-level variation value that the water-level fall amount is greater than or equal to a third preset value.
  • said performing the siphon processing includes: controlling the washing device to stop the water intake for a third preset time; obtaining a third water-level variation value; and controlling, in response to accumulating N2 determinations based on the third water-level variation value that the water-level fall amount is greater than or equal to a fourth preset value, the washing device to send a first warning message, wherein N2 is a natural number greater than or equal to 1.
  • the method further includes: controlling, in response to determining based on the second water-level variation value that the water-level fall amount is smaller than the third preset value, the washing device to resume the water intake for a fourth preset time, and obtaining a fourth water-level variation value; controlling, in response to determining based on the fourth water-level variation value that the water-level rise amount is greater than the first preset value, the washing device to maintain the normal water intake; controlling, in response to determining based on the fourth water-level variation value that the water-level fall amount is greater than the second preset value, the washing device to send a first warning message; and controlling, in response to determining based on the fourth water-level variation value that the water-level fall amount is greater than or equal to the first preset value or the water-level rise amount is smaller than or equal to the second preset value, the washing device to send a second warning message.
  • the present disclosure provides a washing device, which includes a control module and an obtaining module.
  • the control module is configured to control the washing device to inflow water.
  • the obtaining module is configured to obtain a first water-level variation value of the washing device at intervals of a first preset time.
  • the control module is further configured to control, based on the first water-level variation value, a water inlet process of the washing device.
  • control module is further configured to: control, in response to determining based on the first water-level variation value that a water-level rise amount is greater than a first preset value, the washing device to maintain normal water intake; and perform a siphon processing in response to determining based on the first water-level variation value that a water-level fall amount is greater than a second preset value.
  • control module is further configured to: in response to accumulating N1 determinations based on the first water-level variation value that the water-level fall amount is smaller than or equal to the second preset value, or in response to accumulating N1 determinations based on the first water-level variation value that the water-level rise amount is smaller than or equal to the first preset value, control the washing device to stop the water intake for a second preset time, and obtain a second water-level variation value, wherein N1 is a natural number greater than or equal to 1; and perform the siphon processing in response to determining based on the second water-level variation value that the water-level fall amount is greater than or equal to a third preset value.
  • control module is further configured to: control the washing device to stop the water intake for a third preset time; obtain a third water-level variation value; and control, in response to accumulating N2 determinations based on the third water-level variation value that the water-level fall amount is greater than or equal to a fourth preset value, the washing device to send a first warning message, wherein N2 is a natural number greater than or equal to 1.
  • the present disclosure provides a drum washing machine, including the washing device described above.
  • the water intake of the washing device can be controlled based on the first water-level variation value, which is beneficial to accurately detect the fault conditions and siphon phenomenon in the washing device during the water inlet process, so as to facilitate the after-sales maintenance work.
  • FIG. 1 is a flowchart of a water inlet control method for a washing device according to an embodiment of the present disclosure. As illustrated in FIG. 1 , the water inlet control method of the washing device includes the following steps.
  • the washing device is controlled to inflow water.
  • the washing device when the user sets a washing mode (including a washing process and/or a rinsing process) and runs the washing program corresponding to the washing mode, the washing device automatically enters a water intake step, and a water inlet valve of the washing device is opened to supply water to the washing device.
  • a washing mode including a washing process and/or a rinsing process
  • a display screen of the washing device or a display screen of a control terminal of the washing device can be controlled to display a prompt whether to perform siphon detection, such as a pop-up sliding arrow. If it is required to perform the siphon detection, the user can swipe the arrow to the right to confirm the siphon detection, or if it is not required, the user can press a "Cancel" button. If no confirmation command or cancel command is detected within a preset time after the prompt is displayed, for example within 5s to 10s, the siphon detection can be performed by default, and the water inlet valve is controlled to be opened to supply water.
  • a first water-level variation value of the washing device is obtained at intervals of a first preset time.
  • a water-level rise data can be detected by a pressure-type water-level sensor.
  • the water-level rise data can be a frequency.
  • a positive value of the water-level rise data indicates that the water level rises, and a negative value of the water-level rise data indicates that the water level falls.
  • the first water-level variation value of the washing device i.e., the water level rise data
  • the first preset time can be set in a setting bar of the display screen, ranging from 30s to 90s, for example, the first preset time can also be set to 30s.
  • a water inlet process of the washing device is controlled based on the first water-level variation value.
  • a process of controlling the water inlet process of the washing device based on the first water-level variation value includes: controlling, in response to determining based on the first water-level variation value that a water-level rise amount is greater than a first preset value, the washing device to maintain normal water intake; and performing a siphon processing in response to determining based on the first water-level variation value that a water-level fall amount is greater than a second preset value.
  • the first preset value and the second preset value can be set according to a flow of the water intake of the washing device and the first preset time.
  • the first preset time is lmin.
  • the first preset time of 1 min if it is determined based on respective first water-level variation values that the water-level rise amount is greater than the first preset value, e.g., a frequency greater than 30Hz, it indicates that the water level has been rising.
  • the water inlet valve is controlled to be continuously be opened in a second detection period to control the washing device to maintain normal water intake, and a determination is made for a next detection period while the display screen is controlled to display a message such as "water supply is normal".
  • the first detection period i.e., the first preset time of 1 min
  • the second preset value e.g., the frequency smaller than -2Hz
  • the process of controlling the water inlet process of the washing device based on the first water-level variation value further includes: in response to accumulating N1 determinations based on the first water-level variation value that the water-level fall amount is smaller than or equal to the second preset value, or in response to accumulating N1 determinations based on the first water-level variation value that the water-level rise amount is smaller than or equal to the first preset value, controlling the washing device to stop the water intake for a second preset time, and obtaining a second water-level variation value, where N1 is a natural number greater than or equal to 1; and performing the siphon processing in response to determining based on the second water-level variation value that the water-level fall amount is greater than or equal to a third preset value.
  • the first preset time is 1 min.
  • the water inlet valve can be controlled to be closed for 2 min.
  • the siphon processing is performed.
  • said performing the siphon processing includes: controlling the washing device to stop the water intake for a third preset time, and obtaining a third water-level variation value, and controlling, in response to accumulating N2 determinations based on the third water-level variation value that the water-level fall amount is greater than or equal to a fourth preset value, the washing device to send a first warning message.
  • N2 is a natural number greater than or equal to 1.
  • the third preset time is 3 min.
  • the water inlet valve of the washing device can be closed for 3 minutes.
  • the first preset time such as 1 minute
  • the number of times of current detections is added by 1. If it is detected for consecutive N2 times (for example, 3 times) that the third water-level variation value is greater than the fourth preset value, a buzzer in the washing device is controlled to send a siphon-warning message, and a message such as "Siphon exists" can be displayed on the display screen to prompt the user of the siphon.
  • the washing device if it is determined based on the second water-level variation value that the water-level fall amount is smaller than the third preset value, the washing device is controlled to resume the water intake for a fourth preset time, and a fourth water-level variation value is obtained. If it is determined based on the fourth water-level variation value that the water-level rise amount is greater than the first preset value, the washing device is controlled to maintain normal water inflow. If it is determined based on the fourth water-level variation value that the water-level fall amount is greater than the second preset value, the washing device is controlled to send a first warning message.
  • the washing device is controlled to send a second warning message.
  • the water inlet valve is controlled to be opened for the fourth preset time (such as 4 min), and the water-level detection for the next detection period is performed, that is, the fourth water-level variation value of the washing device is detected at intervals of the first preset time (such as 1 min).
  • the water inlet valve will be controlled to be opened continuously in the second detection period, and the water-level detection for the next detection period is performed, while the display screen is controlled to display a message such as "water supply is normal".
  • the fourth water-level variation value is a negative value and greater than the second preset value, it can be considered that the siphon phenomenon occurs in the washing device, and the water inlet valve is controlled to be closed, and the washing device is controlled to send the first warning message, for example, the display screen displaying "siphon exists", so as to prompt the user of the siphon.
  • the water inlet valve can be controlled to be closed and the water outlet valve of the washing device can be controlled to be opened, and the washing device is controlled to send the second warning message, for example, the display screen displaying a fault code E10, so as to prompt the user of the fault.
  • the change of the water level can also be determined according to the detected frequency, such that the water inlet valve can be controlled based a ratio of the number of rise times to the total detection frequency.
  • the ratio of 100% indicates that the water level is continuously rising. For example, the above ratio is obtained at certain intervals. If the ratio is greater than a first preset ratio, the water inlet valve is controlled to be continuously opened. If the ratio is greater than or equal to the second preset value and smaller than or equal to the first preset value, the water inlet valve is controlled to be closed for a certain period of time, and the change of the water level within this period of time is obtained, and the water inlet valve is controlled based on the change of the water level.
  • the ratio smaller than the second preset value indicates that the siphon or water leakage occurs, and the water inlet valve is controlled to be closed for a certain period of time, and the change of the water level within this period of time is obtained, and the water inlet valve is controlled based on the change of the water level.
  • the water inlet control method for the washing device can accurately detect the fault condition and siphon phenomenon in the washing device during the water inlet process, thereby facilitating the after-sales maintenance work.
  • FIG. 3 is a structural block diagram of a washing device according to an embodiment of the present disclosure. As illustrated in FIG. 3 , the washing device 10 includes a control module 100 and an obtaining module 200.
  • the control module 100 is configured to control the washing device to inflow water.
  • the obtaining module 200 is configured to obtain a first water-level variation value of the washing device at intervals of a first preset time.
  • the control module 100 is further configured to control, based on the first water-level variation value, a water inlet process of the washing device.
  • control module 100 is specifically configured to: control, in response to determining based on the first water-level variation value that a water-level rise amount is greater than a first preset value, the washing device to maintain normal water intake; and perform a siphon processing in response to determining based on the first water-level variation value that a water-level fall amount is greater than a second preset value.
  • the control module 100 controls the water inlet valve to be continuously opened during the second detection period, to control the washing device to maintain normal water inlet, and a determination for the next detection period is performed, while the display screen is controlled to display a message of "water supply is normal".
  • the siphon processing is performed by the control module 100.
  • control module 100 is further configured to: in response to accumulating N1 determinations based on the first water-level variation value that the water-level fall amount is smaller than or equal to the second preset value, or in response to accumulating N1 determinations based on the first water-level variation value that the water-level rise amount is smaller than or equal to the first preset value, control the washing device to stop the water intake for a second preset time, and obtain a second water-level variation value, where N1 is a natural number greater than or equal to 1; and perform the siphon processing in response to determining based on the second water-level variation value that the water-level fall amount is greater than or equal to a third preset value.
  • the control module 100 can control the water inlet valve to be closed for the second preset time (for example, 2 min).
  • the second water-level variation value within the second preset time for example, 2 min
  • the control module 100 performs the siphon processing.
  • control module 100 is further configured to control the washing device to stop the water intake for a third preset time, and obtain a third water-level variation value, and control, in response to accumulating N2 determinations based on the third water-level variation value that the water-level fall amount is greater than or equal to a fourth preset value, the washing device to send a first warning message.
  • N2 is a natural number greater than or equal to 1.
  • the washing device can accurately detect the fault conditions and siphon phenomenon during the water inlet process, thereby facilitating the after-sale maintenance work.
  • the present disclosure provides a drum washing machine. As illustrated in FIG. 4 , the drum washing machine 1000 includes the washing device 10 described above.
  • logics and/or steps represented in the flowchart or described otherwise herein can be, for example, considered as a list of ordered executable instructions for implementing logic functions, and can be embodied in any computer-readable medium that is to be used by or used with an instruction execution system, apparatus, or device (such as a computer-based system, a system including a processing module, or any other system that can retrieve and execute instructions from an instruction execution system, apparatus, or device).
  • a "computer-readable medium” can be any apparatus that can contain, store, communicate, propagate, or transmit a program to be used by or used with an instruction execution system, apparatus, or device.
  • computer-readable mediums include, as a non-exhaustive list: an electrical connector (electronic device) with one or more wirings, a portable computer disk case (magnetic devices), a Random-Access Memory (RAM), a Read Only Memory (ROM), an Erasable Programmable Read Only Memory (EPROM or flash memory), a fiber optic device, and a portable Compact Disk Read Only memory (CDROM).
  • the computer-readable medium may even be paper or other suitable medium on which the program can be printed, as the program can be obtained electronically, e.g., by optically scanning the paper or the other medium, and then editing, interpreting, or otherwise processing the scanning result when necessary, and then stored in a computer memory.
  • each part of the present disclosure can be implemented in hardware, software, firmware or any combination thereof.
  • a plurality of steps or methods can be implemented using software or firmware stored in a memory and executed by a suitable instruction execution system.
  • a discrete logic circuit having logic gate circuits for implementing logic functions on data signals
  • an application-specific integrated circuit with suitable combined logic gates
  • PGA Programmable Gate Array
  • FPGA Field Programmable Gate Array
  • first and second are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature delimited with “first”, “second” may expressly or implicitly include at least one of the features.
  • plurality means at least two, such as two, three, etc., unless expressly and specifically defined otherwise.
  • the term “installed”, “connected”, “connection”, “fixed”, or other terms should be understood in a broad sense.
  • it may be a fixed connection or a detachable connection, or formed as one piece; or it may be a mechanical connection or an electrical connection; or it may be directly or indirectly connected through an intermediate medium; or it may be the internal connection of two elements or the interaction relationship between the two elements, unless otherwise specified limit.
  • the specific meanings of the above terms in the present disclosure can be understood according to specific situations.
  • a first feature "on” or “under” a second feature may indicate that the first and second features are in direct contact or they indirectly contact with each other through an intermediate medium between the first and second features.
  • the first feature being “on”, “over” and “above” the second feature may indicate that the first feature is directly above or obliquely above the second feature, or a level of the first feature is higher than a level of the second feature.
  • the first feature being “below”, “under” and “underline” the second feature may indicate that the first feature is directly below or obliquely below the second feature, or the level of the first feature is lower than the level of the second feature.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Control Of Washing Machine And Dryer (AREA)
EP20950016.4A 2020-08-20 2020-09-29 Dispositif de lavage et procédé de commande d'admission d'eau associé, et machine à laver à tambour Pending EP4050145A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010842091.9A CN112095284B (zh) 2020-08-20 2020-08-20 洗涤设备及其进水控制方法和滚筒洗衣机
PCT/CN2020/118841 WO2022036812A1 (fr) 2020-08-20 2020-09-29 Dispositif de lavage et procédé de commande d'admission d'eau associé, et machine à laver à tambour

Publications (2)

Publication Number Publication Date
EP4050145A1 true EP4050145A1 (fr) 2022-08-31
EP4050145A4 EP4050145A4 (fr) 2023-07-05

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EP20950016.4A Pending EP4050145A4 (fr) 2020-08-20 2020-09-29 Dispositif de lavage et procédé de commande d'admission d'eau associé, et machine à laver à tambour

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EP (1) EP4050145A4 (fr)
CN (1) CN112095284B (fr)
WO (1) WO2022036812A1 (fr)

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CN113564870B (zh) * 2021-07-30 2023-08-11 无锡飞翎电子有限公司 控制方法、装置、衣物处理设备及计算机可读存储介质
CN114367510B (zh) * 2021-12-15 2023-02-28 珠海格力电器股份有限公司 清洗机的控制方法、清洗机和存储介质

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KR100919404B1 (ko) * 2002-08-28 2009-09-29 삼성전자주식회사 세탁기의 급수 제어장치 및 그 방법
KR100487346B1 (ko) * 2002-11-26 2005-05-03 엘지전자 주식회사 세탁기의 급수 및 배수 제어 방법
KR101192342B1 (ko) * 2006-11-03 2012-10-18 엘지전자 주식회사 세탁물 처리기기의 제어방법
CN101929056A (zh) * 2009-06-23 2010-12-29 海尔集团公司 洗衣机进出水监控方法
CN102587080B (zh) * 2012-03-12 2013-11-06 松下家电研究开发（杭州）有限公司 洗衣机中防止水从洗涤剂盒溢出的控制方法
EP2712950A1 (fr) * 2012-09-26 2014-04-02 Electrolux Home Products Corporation N.V. Procédé de commande d'une machine à laver le linge et machine à laver le linge
CN106757971A (zh) * 2015-11-24 2017-05-31 无锡飞翎电子有限公司 洗衣机及其进水控制方法
CN110144698B (zh) * 2018-02-12 2023-04-14 青岛海尔洗衣机有限公司 一种洗衣机的控制方法
CN110541284B (zh) * 2018-05-29 2023-02-17 青岛海尔洗衣机有限公司 一种洗衣机自动确定进水水位的方法及洗衣机
CN109338658A (zh) * 2018-10-29 2019-02-15 青岛海尔洗衣机有限公司 用于洗衣机的控制方法及洗衣机

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WO2022036812A1 (fr) 2022-02-24
CN112095284A (zh) 2020-12-18
CN112095284B (zh) 2021-12-21
EP4050145A4 (fr) 2023-07-05

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