WO2022036812A1 - 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
WO2022036812A1
WO2022036812A1 PCT/CN2020/118841 CN2020118841W WO2022036812A1 WO 2022036812 A1 WO2022036812 A1 WO 2022036812A1 CN 2020118841 W CN2020118841 W CN 2020118841W WO 2022036812 A1 WO2022036812 A1 WO 2022036812A1
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WIPO (PCT)
Prior art keywords
water level
water
level change
change value
washing device
Prior art date
Application number
PCT/CN2020/118841
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English (en)
Chinese (zh)
Inventor
周翔宇
杨名
邵磊
阙强
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无锡飞翎电子有限公司
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Priority to EP20950016.4A priority Critical patent/EP4050145A4/fr
Publication of WO2022036812A1 publication Critical patent/WO2022036812A1/fr

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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 the technical field of washing machines, in particular to a water inlet control method for washing equipment, a washing equipment and a drum washing machine.
  • the water intake timeout warning algorithm is generally used to detect whether the water intake is overtime, and when the water intake exceeds the time limit, the washing equipment is controlled to stop the water intake, and a fault warning is issued at the same time.
  • the water intake timeout warning algorithm may cause misjudgments, such as misjudging the siphon phenomenon as the water intake timeout, thus causing certain interference to the after-sales maintenance work.
  • the present disclosure proposes a washing device, a water inlet control method thereof, and a drum washing machine, so as to realize the control of the water intake process of the washing device according to the water level change value, so as to solve the fault conditions and siphon phenomenon of the washing device during the water intake process. Accurate detection, thereby improving the convenience of after-sales maintenance work.
  • the present disclosure proposes a water inflow control method for a washing device, comprising the following steps: controlling the water inflow of the washing device; acquiring a first water level change value of the washing device every first preset time; The first water level variation value controls the water inflow process of the washing device.
  • the water inlet of the washing equipment is controlled by the first water level change value, which is conducive to the accurate detection of the failure situation and the siphon phenomenon of the washing equipment during the water inlet process, thereby It is convenient to improve the convenience of after-sales maintenance work.
  • water inlet control method of the washing equipment may also have the following additional technical features:
  • the controlling the water intake process of the washing device according to the first water level change value includes: determining, based on the first water level change value, that the water level rise is greater than a first preset value, and controlling The washing device maintains normal water intake; it is determined based on the first water level change value that the water level drop is greater than a second preset value, and siphon processing is performed.
  • the controlling the water intake process of the washing device according to the first water level change value further includes: determining, based on the water level change value, that the water level drop is less than or equal to the second preset value Or the water level rise is less than or equal to the first preset value and accumulatively reaches N1 times, control the washing equipment to stop water intake and keep it for a second preset time, and obtain a second water level change value, where N1 is a natural number greater than or equal to 1 ; Based on the second water level change value, it is determined that the water level drop amount is greater than or equal to a third preset value, and the siphoning process is performed.
  • the performing the siphon treatment includes: controlling the washing device to stop water inflow and maintaining it for a third preset time, and acquiring a third water level change value; and determining a water level drop based on the third water level change value
  • the washing device is controlled to issue a first warning message, where N2 is a natural number greater than or equal to 1.
  • the washing device is controlled to resume water intake, and maintained for a fourth preset time to obtain a fourth water level change value; determine that the water level rise is greater than the first preset value based on the fourth water level change value, and control the washing device to maintain normal water inflow; determine that the water level drop is greater than the first water level change value based on the fourth water level change value Two preset values, controlling the washing equipment to issue a first warning message; determining that the water level drop is greater than or equal to the first preset value or the rising amount is less than or equal to the second preset value based on the fourth water level change value, The washing equipment is controlled to issue a second warning message.
  • the present disclosure proposes a washing device, comprising: a control module for controlling the water inflow of the washing device; an acquisition module for acquiring a first water level change of the washing device every first preset time value, wherein the control module is further configured to control the water inflow process of the washing device according to the first water level change value.
  • the water inlet of the washing equipment is controlled by the first water level change value, which is conducive to the accurate detection of the faults and siphon phenomenon of the washing equipment during the water input process, thereby facilitating the improvement of after-sales maintenance work. convenience.
  • washing apparatus may also have the following additional technical features:
  • control module is specifically configured to: determine that the water level rise is greater than a first preset value based on the first water level change value, and control the washing device to maintain normal water inflow; based on the first water level change value The water level change value determines that the water level drop amount is greater than the second preset value, and the siphon processing is performed.
  • control module is further configured to: determine, based on the water level change value, that the water level drop is less than or equal to the second preset value or that the water level rise is less than or equal to the first preset value and Accumulated up to N1 times, control the washing equipment to stop water intake and keep it for a second preset time, and obtain a second water level change value, where N1 is a natural number greater than or equal to 1; or equal to the third preset value, the siphon process is performed.
  • control module is further configured to: control the washing device to stop water intake and keep it for a third preset time, and obtain a third water level change value; determine the water level based on the third water level change value When the falling amount is greater than or equal to the fourth preset value and accumulatively reaches N2 times, the washing device is controlled to issue a first warning message, where N2 is a natural number greater than or equal to 1.
  • the present disclosure provides a drum washing machine, including the above-mentioned washing device.
  • the water inlet of the washing device can be controlled by the first water level change value, which is beneficial to the failure of the washing device and the siphon phenomenon during the water intake process. Accurate detection, so as to facilitate the convenience of after-sales maintenance work.
  • FIG. 1 is a flowchart of a water inflow control method of a washing device according to an embodiment of the present disclosure
  • FIG. 2 is a flow chart of a method for controlling water inflow to a washing device according to a specific embodiment of the present disclosure
  • FIG. 3 is a structural block diagram of a washing apparatus according to an embodiment of the present disclosure.
  • FIG. 4 is a structural block diagram of a drum washing machine according to an embodiment of the present disclosure.
  • FIG. 1 is a flow chart of a water inflow control method of a washing apparatus according to an embodiment of the present disclosure. As shown in Figure 1, the water inlet control method of the washing equipment comprises the following steps:
  • the washing device when the user sets the washing mode (including the washing process and/or the rinsing process) and runs the washing program corresponding to the washing mode, the washing device automatically enters the water supply step, and the water inlet valve of the washing device is opened to Supply water to washing equipment.
  • the display screen of the washing equipment or the display screen of the control terminal of the washing equipment can be controlled to display a prompt whether to perform siphon detection, such as a pop-up sliding arrow. Swipe the arrow to the right to confirm siphon detection, or press the "Cancel" button if monitoring is not required. If no confirmation command or cancel command is detected within the preset time after the prompt is displayed, such as 5-10s, the siphon detection can be performed by default, and the water inlet valve is controlled to open to supply water.
  • the water level rise data when the water inlet valve is opened, the water level rise data can be detected by the pressure type water level sensor, and the water level rise data can be a frequency value, the water level rise data is positive means the water level rises, the water level rise data is negative means the water level drops, and then
  • the first water level change value of the washing device that is, the water level rise data, may be acquired every first preset time (eg, 1 min).
  • the first preset time can be set in the setting bar of the display screen, and the setting range can be 30s-90s.
  • the first preset time can also be set as 30s.
  • controlling the water intake process of the washing device according to the first water level change value includes: determining, based on the first water level change value, that the water level rise is greater than a first preset value, and controlling the washing device to maintain normal water intake; Based on the first water level change value, it is determined that the water level drop amount is greater than the second preset value, and the siphon process is performed.
  • the first preset value and the second preset value can be set according to the water inlet flow of the washing equipment and the first preset time.
  • the water level rise is determined based on each first water level change value. If the amount is greater than the first preset value, if the frequency value is greater than 30Hz, it means that the water level has been rising, then control the water inlet valve to continue to open in the second detection cycle, so as to control the washing equipment to maintain normal water intake, and carry out the next detection cycle At the same time, it can also control the display to display the "water supply is normal" message.
  • the siphon treatment is performed.
  • controlling the water intake process of the washing device according to the first water level change value further includes: determining, based on the water level change value, that the water level drop is less than or equal to the second preset value or the water level rise is less than or equal to the first preset value. Set the value and accumulatively reach N1 times, control the washing equipment to stop water intake and keep it for the second preset time, and obtain the second water level change value, where N1 is a natural number greater than or equal to 1, such as N1 is 3; Determined based on the second water level change value When the water level drop amount is greater than or equal to the third preset value, the siphon process is performed.
  • the first preset time is 1 min. If, within the first detection period, the cumulative determination based on the first water level change value is that the water level rise is less than or equal to the first preset value or the water level decline is less than or equal to the second preset value for three times, such as the frequency value is greater than or equal to -2Hz and Less than or equal to 30Hz for 3 times, the water inlet valve can be controlled to close for 2min. If it is determined that the amount of water level drop is greater than or equal to the third preset value based on the second water level change value within the second preset time, i.e. 2 minutes, and if the frequency value decreases accumulatively to 5 Hz, it can be considered that a siphon phenomenon or a water leakage fault occurs in the washing equipment. Then the siphon process is performed.
  • the count value can be cleared to 0 and count again.
  • performing the siphon treatment includes: controlling the washing device to stop water inflow and maintaining it for a third preset time, and obtaining a third water level change value; determining that the water level drop amount is greater than or equal to a fourth When the preset value is reached and the accumulation reaches N2 times, the washing equipment is controlled to issue a first warning message, where N2 is a natural number greater than or equal to 1.
  • the third preset time is 3 minutes.
  • the water inlet valve of the washing equipment can be controlled to close for 3 minutes, and within the first preset time (such as 1 min), it is determined that the water level drop is greater than the fourth preset amount based on the third water level change value. value, add 1 to the current detection times. If it is detected that the third water level change value is greater than the fourth preset value for N2 (such as 3) consecutive times, the buzzer in the washing equipment will be controlled to issue a siphon alarm message, and the message "Siphon exists" can be displayed on the display screen to prevent Do a siphon cue.
  • the washing equipment is controlled to resume water inflow, and the fourth preset time is maintained to obtain the fourth water level change value; based on the third water level change value;
  • the four water level change values determine that the water level rise is greater than the first preset value, and the washing equipment is controlled to maintain normal water intake; based on the fourth water level change value, it is determined that the water level drop is greater than the second preset value, and the washing equipment is controlled to issue a first warning message;
  • the fourth water level change value determines that the water level drop is greater than or equal to the first preset value or the rise amount is less than or equal to the second preset value, and the washing device is controlled to issue a second warning message.
  • the water inlet valve is controlled to open the third preset value.
  • Four preset times eg, 4 minutes
  • the water level detection of the next detection cycle is performed, that is, the fourth water level change value of the washing equipment is detected every first preset time (eg, 1 min). If it is detected that the fourth water level change value is positive and greater than the first preset value in the first detection period, the water inlet valve is controlled to continue to open in the second detection period, and the judgment of the next detection period is performed.
  • the display can also control the display to display the "water supply is normal" message. If in the first detection cycle, the fourth water level change value is detected to be a negative value and its value is greater than the second preset value, it can be considered that a siphon phenomenon occurs in the washing equipment, the water inlet valve is controlled to close, and the washing equipment is controlled to emit The first prompt information, such as "Siphon exists" is displayed on the display screen, so as to prompt the siphon.
  • the water inlet valve can be controlled to close, the drain valve of the washing equipment can be controlled to open, and the washing equipment can be controlled to issue a second prompt message, such as displaying the fault code E10 on the display screen, for fault prompting.
  • the change of the water level can also be determined according to the detected frequency value, and then the water inlet valve can be controlled according to the ratio of the rising number to the total detected frequency value.
  • the ratio of 100% means that the water level continues rise. For example, the above ratio is obtained every certain time, and if the ratio is greater than the first preset ratio, the water inlet valve is controlled to continue to open; if the ratio is greater than or equal to the second preset ratio and less than or equal to the first preset ratio, the water inlet valve is controlled to open.
  • the water valve is closed for a certain period of time, and the change of the water level within this time is obtained, and the water inlet valve is further controlled according to the change of the water level; if the ratio is less than the second preset ratio, it means that a siphon or water leakage fault occurs, and the water inlet valve is controlled to close. For a certain period of time, and obtain the water level change within this time, and further control the water inlet valve according to the water level change.
  • fault conditions and siphon phenomenon occurring in the washing equipment during the water inlet process can be accurately detected, so as to improve the convenience of after-sales maintenance work.
  • FIG. 3 is a structural block diagram of a washing apparatus according to an embodiment of the present disclosure. As shown in FIG. 3 , the washing apparatus 10 includes a control module 100 and an acquisition module 200 .
  • control module 100 is used to control the water inflow of the washing equipment.
  • the obtaining module 200 is configured to obtain the first water level change value of the washing device every first preset time.
  • the control module 100 is further configured to control the water inflow process of the washing equipment according to the change of the first water level.
  • control module 100 is specifically configured to: determine that the water level rise is greater than a first preset value based on the first water level change value, and control the washing equipment to maintain normal water intake; determine the water level drop based on the first water level change value If the amount is greater than the second preset value, the siphon process is performed.
  • the control module 100 if within the first detection period, that is, the first first preset time 1 min, the first water level change value is detected to be a positive value and greater than the first preset value, the control module 100 Then, the water inlet valve is controlled to open continuously in the second detection cycle to control the washing equipment to maintain normal water inlet, and to judge the next detection cycle, and at the same time, it can also control the display to display the "water supply is normal" message.
  • the first water level change value is detected to be a negative value and its value is greater than the second preset value, at this time, it can be considered that a siphon phenomenon occurs in the washing equipment or In case of water leakage fault, siphon processing is performed by the control module 100 .
  • control module 100 is further configured to: determine, based on the water level change value, that the amount of water level drop is less than or equal to the second preset value or the amount of water level rise is less than or equal to the first preset value and accumulatively reaches N1 times, and control the The washing equipment stops water intake and maintains the second preset time, and obtains a second water level change value, where N1 is a natural number greater than or equal to 1; based on the second water level change value, it is determined that the water level drop is greater than or equal to the third preset value, and the siphon is performed deal with.
  • the control module 100 can control the water inlet valve to close for a second preset time (eg 2min), and detect that the second preset time, that is, the second water level change value within 2min is a negative value And its value is greater than or equal to the third preset value, at this time, it can be considered that a siphon phenomenon or a water leakage fault occurs in the washing equipment, and the control module 100 performs siphon treatment.
  • a second preset time eg 2min
  • the second preset time that is, the second water level change value within 2min is a negative value
  • its value is greater than or equal to the third preset value, at this time, it can be considered that a siphon phenomenon or a water leakage fault occurs in the washing equipment, and the control module 100 performs siphon treatment.
  • control module 100 is further configured to: control the washing equipment to stop water intake and keep it for a third preset time, and obtain a third water level change value; determine that the water level drop is greater than or When it is equal to the fourth preset value and the accumulation reaches N2 times, the washing device is controlled to issue the first warning message, where N2 is a natural number greater than or equal to 1.
  • the present disclosure proposes a drum washing machine.
  • the drum washing machine 1000 includes the washing apparatus 10 described above.
  • the washing device of the above-mentioned embodiment can accurately detect the fault condition and siphon phenomenon in the process of water intake, which is convenient to improve the convenience of after-sales maintenance work.
  • a "computer-readable medium” can be any device that can contain, store, communicate, propagate, or transport the program for use by or in connection with an instruction execution system, apparatus, or apparatus.
  • computer readable media include the following: electrical connections with one or more wiring (electronic devices), portable computer disk cartridges (magnetic devices), random access memory (RAM), Read Only Memory (ROM), Erasable Editable Read Only Memory (EPROM or Flash Memory), Fiber Optic Devices, and Portable Compact Disc Read Only Memory (CDROM).
  • the computer readable medium may even be paper or other suitable medium on which the program may be printed, as the paper or other medium may be optically scanned, for example, followed by editing, interpretation, or other suitable medium as necessary process to obtain the program electronically and then store it in computer memory.
  • portions of the present disclosure may be implemented in hardware, software, firmware, or a combination thereof.
  • various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system.
  • a suitable instruction execution system For example, if implemented in hardware, as in another embodiment, it can be implemented by any one or a combination of the following techniques known in the art: Discrete logic circuits, application specific integrated circuits with suitable combinational logic gates, Programmable Gate Arrays (PGA), Field Programmable Gate Arrays (FPGA), etc.
  • 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 that feature.
  • plurality means at least two, such as two, three, etc., unless expressly and specifically defined otherwise.
  • the terms “installed”, “connected”, “connected”, “fixed” and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between the two elements, unless otherwise specified limit.
  • installed may be a fixed connection or a detachable connection , or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between the two elements, unless otherwise specified limit.
  • a first feature "on” or “under” a second feature may be in direct contact with the first and second features, or indirectly through an intermediary between the first and second features touch.
  • the first feature being “above”, “over” and “above” the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is level higher than the second feature.
  • the first feature being “below”, “below” and “below” the second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Control Of Washing Machine And Dryer (AREA)

Abstract

Dispositif de lavage et procédé de commande d'admission d'eau associé, et machine à laver à tambour, qui se rapportent au domaine technique des machines à laver. Le procédé de commande consiste : à commander l'admission d'eau d'un dispositif de lavage ; à acquérir une première valeur de variation de niveau d'eau du dispositif de lavage à chaque premier temps prédéfini ; et à commander un processus d'admission d'eau du dispositif de lavage en fonction de la première valeur de variation de niveau d'eau.
PCT/CN2020/118841 2020-08-20 2020-09-29 Dispositif de lavage et procédé de commande d'admission d'eau associé, et machine à laver à tambour WO2022036812A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP20950016.4A 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

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
CN202010842091.9 2020-08-20

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WO2022036812A1 true WO2022036812A1 (fr) 2022-02-24

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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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