WO2023140660A1 - Procédé de commande pour un dispositif de traitement de linge et dispositif de traitement de linge associé - Google Patents

Procédé de commande pour un dispositif de traitement de linge et dispositif de traitement de linge associé Download PDF

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Publication number
WO2023140660A1
WO2023140660A1 PCT/KR2023/000972 KR2023000972W WO2023140660A1 WO 2023140660 A1 WO2023140660 A1 WO 2023140660A1 KR 2023000972 W KR2023000972 W KR 2023000972W WO 2023140660 A1 WO2023140660 A1 WO 2023140660A1
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WO
WIPO (PCT)
Prior art keywords
laundry
drum
water
washing
detergent
Prior art date
Application number
PCT/KR2023/000972
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English (en)
Korean (ko)
Inventor
김주연
임명훈
채교순
허영봉
Original Assignee
엘지전자 주식회사
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.)
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Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Publication of WO2023140660A1 publication Critical patent/WO2023140660A1/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 
    • D06F33/46—Control of the energy or water consumption
    • 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
    • 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
    • D06F33/37—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry of metering of detergents or additives
    • 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 
    • D06F33/47—Responding to irregular working conditions, e.g. malfunctioning of pumps 
    • 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
    • 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
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/30—Driving arrangements 
    • 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
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/30—Driving arrangements 
    • D06F37/304—Arrangements or adaptations of electric motors
    • 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 
    • D06F39/02—Devices for adding soap or other washing agents
    • 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
    • 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
    • D06F39/088—Liquid supply arrangements

Definitions

  • the present disclosure relates to a method for controlling a laundry treatment device and a laundry treatment device, and more particularly, to a method for wet cleaning laundry stored in a drum of the laundry treatment device and the laundry treatment device.
  • laundry treatment performed by the laundry treatment apparatus may include a washing operation of removing foreign substances by applying physical force to laundry, a rinsing operation of separating foreign substances from the clothes, and a spin-drying operation of removing moisture from the clothes.
  • the laundry treatment apparatus detects the amount of laundry of the laundry treatment apparatus, and according to the amount, the rotational speed of the drum added to the laundry and the degree of conversion of the rotational direction, the amount of water supplied, and the amount of hot air supplied are determined.
  • Types of laundry that can be processed by the laundry treatment apparatus may include various kinds of laundry such as clothes, bedding, carpets, and rugs.
  • laundry for example, wool, silk, etc.
  • laundry may require treatment different from laundry such as general clothes.
  • An object of the present disclosure is to provide a laundry treatment method and a laundry treatment apparatus for effective washing of laundry requiring delicate treatment.
  • a method for controlling a laundry treatment apparatus comprising: performing a first water supply section in which detergent and a first predetermined amount of water are mixed to generate a concentrated washing solution; performing a first washing section in which the concentrated detergent is mixed with laundry; performing a second water supply section providing a predetermined second quantity of water; and performing a second washing section in which the laundry is washed in a state in which the second quantity of water is provided.
  • a laundry treatment apparatus controlling at least one of a unit, the water supply unit, and the driving unit may be provided.
  • FIG. 1 is a cross-sectional view of a laundry treatment device according to an embodiment.
  • FIG. 2 is a block diagram of a laundry treatment device according to an embodiment.
  • Figure 3 is a block diagram for explaining a configuration that can be additionally added to the laundry treatment apparatus according to an embodiment.
  • FIG. 4 is a flowchart of a laundry treatment method according to an embodiment.
  • FIG. 5 is a diagram for explaining an operation of a laundry treatment apparatus in a first water supply section and a first washing section according to an exemplary embodiment
  • FIG. 6 is a diagram for explaining an operation of a laundry treatment device in a second water supply section and a second washing section according to an exemplary embodiment.
  • a method for controlling a laundry treatment apparatus comprising: performing a first water supply section in which detergent and a first predetermined amount of water are mixed to generate a concentrated washing solution; performing a first washing section in which the concentrated detergent is mixed with laundry; performing a second water supply section in which a second quantity of water is supplied; and performing a second washing section in which laundry is washed in a state in which a second quantity of water is provided.
  • the step of performing the first water supply section includes rotating the drum at a first predetermined rotational speed
  • the step of performing the first washing section includes the step of rotating the drum at a second rotational speed that is predetermined below the first rotational speed
  • a laundry treatment method may be provided in which the first quantity is equal to or less than a predetermined ratio based on the second quantity.
  • the step of performing the first water supply section may include rotating a drum to generate a concentrated washing solution using detergent and a first amount of water while the laundry is dry.
  • the second quantity may be a quantity reaching a height within a predetermined range based on the center of the drum, and a laundry treatment method may be provided.
  • performing the second washing section may include rotating the drum by a first rotation angle for turning the laundry over; and rotating the drum by a second rotational angle for shaking the laundry left and right.
  • the first rotation angle is greater than the second rotation angle
  • the laundry treatment method may be provided.
  • the first rotation angle is 180 degrees or more, the laundry treatment method may be provided.
  • a laundry treatment method may further include spin-drying the laundry at a speed equal to or less than a predetermined third rotation speed after the second washing section ends.
  • the drum In the laundry treatment apparatus according to an embodiment, the drum; a driving unit configured to rotate the drum; a detergent supply configured to provide detergent; a water supply configured to provide water; and a control unit configured to control at least one of the detergent supply unit, the water supply unit, and the driving unit, wherein the control unit performs a first water supplying section in which detergent and a first predetermined amount of water are mixed to generate concentrated detergent solution, a first washing section in which the concentrated detergent is mixed with laundry, a second water supply section in which a second predetermined amount of water is provided, and a second washing section in which laundry is washed in a state in which the second amount of water is supplied is performed. Controlling at least one of the laundry treatment apparatus may be provided.
  • control unit controls the driving unit in the first water supply section to rotate the drum at a first predetermined rotational speed
  • control unit controls the driving unit in the first washing zone to rotate the drum at a predetermined second rotational speed less than the first rotational speed.
  • a laundry treatment apparatus may be provided.
  • a laundry treatment apparatus may be provided in which the control unit controls the water supply unit to provide a first amount of water equal to or less than a predetermined ratio based on the second amount of water.
  • a laundry treatment apparatus may be provided in which the control unit controls the driving unit in the first water supply section to rotate the drum to generate concentrated washing liquid using detergent and a first amount of water in a dry laundry state.
  • control unit controls the water supply unit in the second water supply section to provide a second quantity of water reaching a height within a predetermined range based on the center of the drum, a laundry treatment apparatus may be provided.
  • the controller controls the driving unit in the second washing section to rotate the drum by a first rotational angle for turning the laundry and rotate the drum by a second rotational angle for shaking the laundry left and right.
  • a laundry treatment apparatus may be provided.
  • the laundry treatment apparatus may be provided.
  • the first rotation angle is 180 degrees or more, the laundry treatment device may be provided.
  • a laundry treatment apparatus may be provided in which the control unit further controls the drive unit to rotate the drum to spin the laundry at a speed equal to or less than a predetermined third rotation speed after the second washing section ends.
  • first, second, A, B, (a), and (b) may be used. These terms are only used to distinguish the component from other components, and the nature, sequence, order, or number of the corresponding component is not limited by the term.
  • components may be subdivided for convenience of explanation, but these components may be implemented in one device or module, or one component may be divided into multiple devices or modules. It may be implemented.
  • FIG. 1 is a perspective view showing a laundry treatment device according to an embodiment of the present disclosure
  • FIG. 2 is a cross-sectional view showing an internal structure of the laundry treatment device according to an embodiment of the present disclosure.
  • At least one of the configurations shown in FIGS. 1 and 2 may be used for various embodiments of the present disclosure.
  • a laundry treatment apparatus 100 includes a cabinet 110 forming an exterior, a door 111 that opens and closes one side of the cabinet 110 to allow laundry to enter and exit the cabinet 110, a tub 120 disposed inside the cabinet 110 and supported by the cabinet 110, a drum 130 disposed inside the tub 120 and rotated into which laundry is inserted, and a drum 130 It may include a drive unit 140 for rotating by applying torque to ), a detergent box 112 in which detergent is accommodated, an air supply device 170 provided on top of the tub 120 to heat and circulate air in the tub 120, and a control panel 113 that accepts user input and displays the status of the laundry treatment device 100.
  • the cabinet 110 is formed with a laundry input hole to allow laundry to enter and exit.
  • a door 111 is rotatably coupled to the cabinet 110 so that the laundry loading hole can be opened and closed.
  • a control panel 113 is provided in the cabinet 110 .
  • a detergent box 112 may be provided in the cabinet 110 to be withdrawn.
  • the tub 120 is disposed inside the cabinet 110 to be buffered by the spring 122 and the damper 123 .
  • the tub 120 receives wash water.
  • a drum 130 may be disposed inside the tub 120 .
  • the drum 130 receives laundry and rotates.
  • the drum 130 is formed with a plurality of through holes through which washing water passes.
  • a lifter 131 may be disposed on an inner wall of the drum 130 to lift laundry to a predetermined height when the drum rotates.
  • the drum may be rotated by receiving rotational force by the driving unit 140 .
  • the gasket 121 seals between the tub 120 and the cabinet 110 .
  • the gasket 121 is disposed between the inlet of the tub 120 and the laundry input hole.
  • the gasket 121 mitigates shock transmitted to the door 111 when the drum 130 rotates and at the same time prevents the water in the tub 120 from leaking to the outside.
  • a circulation nozzle 165 for introducing wash water into the drum 130 may be provided at an upper portion of the gasket 121 .
  • the air supply device 170 sucks air inside the tub 120 from the rear of the tub 120, heats it to the front of the tub 120, and supplies and circulates the air.
  • the air supply device 170 may include a circulation duct 171 including a suction port connected to the rear of the tub 120 and a discharge unit 172 connected to the front of the tub 120, a blowing fan 174 to move air in the circulation duct 171, and a heater 175 to heat the air in the circulation duct 171.
  • the driving unit 140 rotates the drum 130 .
  • the driving unit 140 may rotate the drum 130 at various speeds or directions.
  • the driving unit 140 may include a motor, a switching element for controlling the motor, and a clutch.
  • the detergent box 112 accommodates detergent such as laundry detergent, fabric softener or bleach.
  • the detergent box 112 is preferably provided on the front of the cabinet 110 to be drawn out. When washing water is supplied, the detergent in the detergent box 112 is mixed with the washing water and introduced into the tub 120 .
  • the inside of the cabinet 110 includes a water supply valve 152 for controlling the inflow of wash water from an external water source, a water supply passage 151 through which the wash water flowing into the water supply valve flows to the detergent box 112, and a water supply pipe 153 through which wash water mixed with detergent in the detergent box 112 flows into the tub 120.
  • the cabinet 110 includes a drain pipe 161 through which wash water flows out of the tub 120, a pump 162 through which wash water flows out of the tub, a circulation passage 164 through which wash water circulates, a circulation nozzle 165 through which wash water flows into the drum 130, and a drain passage 163 through which wash water is drained to the outside.
  • the pump 162 is provided as a circulation pump and a drainage pump, and may be connected to the circulation passage 164 and the drainage passage 163, respectively.
  • control panel 113 may include an input unit 113a for receiving various operation commands such as selection of a laundry course or operation time for each cycle and reservation through a user, a display unit 113b for displaying an operating state of the laundry treatment apparatus 100, and a control unit 113c for controlling various components included in the laundry treatment apparatus 100 to perform operations based on various operation commands received.
  • the input unit 113a may include a user interface device such as a touch panel, a key, and a button.
  • the control unit 113c may be composed of at least one of various components such as a processor, RAM, ROM, CPU, MCU, GPU (Graphic Processing Unit), and a bus. RAM, ROM, CPU and GPU, etc. can be connected to each other through a bus.
  • the circulation nozzle 165 is provided in the gasket 121 to circulate wash water into the drum 130 .
  • Wash water accommodated in the drum 130 moves to the pump 162 along the drain pipe 161 provided in the tub 120 .
  • the pump 162 allows washing water to reach the circulation nozzle 165 through the circulation passage 164 .
  • the wash water moves into the drum 130 again by the circulation nozzle 165 .
  • the injection nozzle 180 is provided adjacent to the circulation nozzle 165.
  • the spray nozzle 180 is located above the gasket 121, where the circulation nozzle 165 is located, so that the laundry treatment apparatus 100 operates together with the circulation nozzle 165 or the spray nozzle 180 alone.
  • the injection nozzle 180 may be integrally provided with the circulation nozzle 165, but the technical features of the present disclosure are not limited thereto.
  • the laundry treatment apparatus includes various laundry courses such as a lingerie/wool course, a boiled course, a speed wash course, a functional clothes course, and a quiet course in addition to a standard course according to the type or function of laundry.
  • each washing course is basically divided into a washing process, a rinsing process, and a spin-drying process, and water supply, washing, rinsing, draining, spin-drying, or drying are performed within each process.
  • FIG. 2 is a block diagram of a laundry treatment device 200 according to an embodiment.
  • the laundry treatment device 200 may include a drum 210, a drive unit 220, a detergent supply unit 230, a water supply unit 240, and a control unit 250.
  • the drum 210, the drive unit 220, the detergent supply unit 230, the water supply unit 240, and the control unit 250 of FIG. 2 may correspond to the drum 130, the drive unit 140, the detergent box 112, the water supply valve 152, and the control unit 113c, respectively. Therefore, even if the configuration is not shown in FIG. 2, at least one configuration shown in FIG. 1 may be additionally used according to an embodiment.
  • a process in which detergent is supplied from the detergent supply unit 230 may be understood as a process in which washing water is introduced into the detergent supply unit 230 by the water supply unit 240 and detergent is supplied together with the wash water.
  • the detergent supply unit 230 may be included in the laundry treatment device 200 as a separate component for supplying a set amount of detergent.
  • control unit 250 controls at least one of the drive unit 220, the detergent supply unit 230, and the water supply unit 240 so that the laundry treatment apparatus 200 performs a washing process including a first water supply section, a first wash section, a second water supply section, and a second wash section.
  • FIG. 3 is a block diagram for explaining a configuration that can be additionally added to the laundry treatment device 300 according to an embodiment.
  • the laundry treatment device 300 shown in FIG. 3 corresponds to the laundry treatment device 200 shown in FIG. 2 and may optionally further include additional components.
  • the driving unit 320 is controlled by the control operation of the controller 350, and the driving unit 320 rotates the drum 310.
  • the drum 310, the driving unit 320, and the controller 350 of FIG. 2 may respectively correspond to the drum 210, the driving unit 220, and the controller 250 of FIG. 1 .
  • the controller 350 may operate various components of the laundry treatment apparatus 100 by receiving an operation signal or a control command from the input unit 360 .
  • the input unit 360 may include a washing course and option selection unit for performing washing, rinsing, and spin-drying processes. Accordingly, washing, rinsing, and spin-drying processes may be performed.
  • the controller 350 may process laundry according to various embodiments of the present disclosure by selecting a wash mode for processing delicate laundry based on a control command received from the input unit 360 .
  • controller 350 may control the display unit 370 to display a washing course, washing time, spin-drying time, rinsing time, or the like, or a current operating state.
  • control unit 350 controls the drive unit 320 to rotate the drum 310 as well as to control the rotational speed of the drum 310 .
  • the control unit 350 may control the driving unit 320 based on the current detection unit 380 detecting the output current flowing through the driving unit 320 and the position detection unit 390 detecting the position of the driving unit 320.
  • the current detected by the driver 320 and the detected position signal may be input to the controller 350 .
  • the laundry treatment apparatus 300 may omit the position detection unit 390 and detect the position of the driving unit 320 through the implementation of a separate algorithm.
  • the control unit 350 may measure the current or voltage output from the driving unit 320 to determine the position of the rotor or stator in the driving unit 320 .
  • an operation performed by the laundry treatment apparatus 300 based on an input/output signal related to the driver 320 may be understood to be performed based on the present embodiment, but need not be construed as being limited thereto.
  • FIG. 4 is a flowchart of a laundry treatment method according to an embodiment.
  • the laundry treatment apparatus 100 may perform a first water supply section in which concentrated detergent is generated by mixing detergent and a first predetermined amount of water according to an embodiment.
  • the controller 250 may control the detergent supply unit 230 and the water supply unit 240 to mix the detergent and the first predetermined amount of water in the first water supply section.
  • the first quantity may be predetermined to be equal to or less than a predetermined ratio based on the second quantity. According to one embodiment, the first quantity may be predetermined to be less than or equal to 15% of the second quantity, but need not be construed as being limited thereto.
  • control unit 250 may control the driving unit 220 to rotate the drum 210 to generate concentrated washing liquid using detergent and the first amount of water in the first water supply section.
  • the driving unit 220 may generate concentrated washing liquid by rotating the drum 210 at a first rotational speed in the first water supply section. A method for generating a concentrated washing solution by rotating the drum 210 will be described in detail with reference to FIG. 4 .
  • the laundry treatment apparatus 100 may rotate the drum 210 so that the first water supply section generates concentrated washing liquid and the generated concentrated washing liquid is minimally wetted in the laundry. That is, in the process of generating the concentrated detergent solution in the first water supply section, the laundry continuously rotates inside the drum 210 due to the centrifugal force received while rotating with the drum 210, and through this, the degree of contact with the concentrated detergent solution present in the lower part of the drum 210 can be reduced. Through this, the degree to which the supplied water first contacts the laundry, such as hydrophilic fibers, before the concentrated detergent solution is generated, so that the laundry maintains a dry cloth state, thereby reducing damage to the laundry occurring during washing and improving the washing effect.
  • the detergent supply unit 230 and the water supply unit 240 may be configured to supply detergent and water to the space between the drum 210 and the tub 120 in the first water supply section in order to reduce the contact of water with the laundry as the concentrated detergent solution is generated.
  • the predetermined first quantity provided in the first water supply section may be an amount sufficient to allow water provided into the tub 120 to come into contact with the lower boundary of the drum 210 .
  • concentrated detergent may be generated as they are mixed due to the movement of the rotating drum 210.
  • step S420 the laundry treatment apparatus 100 may perform a first washing section in which the concentrated washing solution generated in step S410 is mixed with laundry according to an embodiment.
  • the controller 250 may control the driving unit 220 to perform the second washing section by rotating the drum 210 at the second rotational speed after the first water supply section.
  • the second rotational speed may be less than the first rotational speed.
  • the first rotational speed is 70RPM, and the second rotational speed may be preset to 30RPM, but it is not necessary to be construed as being limited thereto.
  • the controller 250 may rotate the drum 210 by controlling the driving unit 220 so that the concentrated detergent solution is applied to the laundry in the first washing section.
  • the control unit 250 may control the driving unit 220 so that the concentrated detergent may contact the laundry by rotating the drum 210 at a second rotational speed slower than the first rotational speed of the driving unit 220.
  • the laundry treatment apparatus 100 may further include an additional component (eg, circulation nozzle 165, etc.) for supplying the concentrated detergent solution to the inside of the drum 210 so that the concentrated detergent solution can be applied to the laundry.
  • the laundry treatment apparatus 100 may perform a second water supply section providing a predetermined second quantity of water according to an embodiment.
  • the controller 250 may control the water supply unit 240 to provide a predetermined second quantity of water to the drum 210 included in the tub 120 .
  • the second quantity may be greater than the first quantity.
  • the second quantity may be predetermined as a quantity reaching a height within a predetermined range based on the center of the drum 210 . That is, when the second amount of water is provided, the controller 250 may control the water supply unit 240 to provide water reaching a height within a predetermined range based on the center of the drum 210 . For example, the control unit 250 may control the water supply unit 240 to supply water within an upper and lower range of 5% based on a predetermined amount of water reaching the center of the drum 210 .
  • specific quantity ranges need not be construed as being limited to the above embodiments.
  • step S440 the laundry treatment apparatus 100 may perform a second washing section in which laundry is washed in a state in which a second amount of water is provided according to an embodiment.
  • the controller 250 may control the driving unit 220 to provide a motion of turning over the laundry and a motion of shaking the laundry from side to side in the second washing section.
  • the controller 250 may control the driving unit 220 to apply a physical force in a vertical direction to the laundry by rotating the drum 210 by a first rotation angle to turn the laundry.
  • the first rotation angle may be predetermined as an angle of 180 degrees or more (eg, 270 degrees).
  • control unit 250 rotates the drum 210 by a second rotational angle so that the laundry moves left and right through the movement of the wash water provided in the drum 210, so that a physical force in a horizontal direction is applied to the laundry.
  • the driving unit 220 can be controlled.
  • the second rotation angle may be an angle smaller than the first rotation angle (eg, 60 degrees), and the driving unit 220 may rotate the drum 210 clockwise or counterclockwise within the second rotation angle range.
  • the controller 250 may control the driving unit 220 to apply physical forces in horizontal and vertical directions to the laundry by repeating a combination of a motion of turning the laundry over and a motion of shaking the laundry from side to side in the second washing section.
  • the laundry treatment apparatus 100 may further perform a rinsing section and a spin-drying section after the second washing section is performed.
  • the controller 250 may control the driving unit 220 to spin the laundry by rotating the drum 210 at a predetermined third rotational speed or less after the second washing period.
  • the third rotational speed may be a rotational speed relatively lower than a rotational speed used for spin-drying of other laundry that does not require delicate washing treatment.
  • the third rotational speed may be predetermined as a rotational speed of 400 RPM or less, but need not be interpreted as being limited thereto.
  • FIG. 5 is a diagram for explaining an operation of a laundry treatment apparatus in a first water supply section and a first washing section according to an exemplary embodiment
  • the tub 510 and the drum 520 shown in FIG. 5 may correspond to the tub 120 and the drum 130 shown in FIG. 1 , respectively.
  • the laundry treatment apparatus 200 may perform a first washing section after a first water supply section.
  • the first water supply section and the first washing section may be pre-determined as a pre-mixing operation that may be performed before the main washing process.
  • the controller 250 of the laundry treatment apparatus 200 controls the detergent supply unit 230 and the water supply unit 240 to supply detergent and a first amount of water into the tub 510.
  • the control unit 250 may generate the concentrated washing liquid 540 by rotating the drum 520 by controlling the driving unit 220 .
  • the detergent and the first quantity of water may be supplied up to the boundary of the lower end of the drum 520. Accordingly, as the detergent and the first quantity of water come into contact with the rotating drum 520 at the boundary of the lower end of the drum 520, a physical force is provided to the detergent and the first quantity of water, so that the detergent and the first quantity of water are mixed to produce the concentrated washing liquid 540.
  • bubbles 542 may be generated in the tub 510 in the process of generating the concentrated detergent solution 540, and the bubbles 542 may be attached to the rotating drum 520, so that the bubbles 542 may come into partial contact with the laundry 500 located inside the drum 520.
  • the laundry 500 located inside the drum 520 may rotate while being in contact with the inner boundary of the drum 520 by the centrifugal force caused by the rotation of the drum 520, and through this, contact of the laundry 500 with water before the concentrated washing liquid 540 is formed, and at the same time, the concentrated washing liquid 540 may form bubbles 542 from the outer boundary of the drum 520 to the drum 520. ), so that the concentrated detergent solution 540 uniformly contacts the laundry 500 before the main washing section consisting of the second water supply section and the second washing section, thereby reducing damage to the laundry 500 and improving the washing effect.
  • the laundry treatment apparatus 100 may evenly apply the concentrated detergent solution 540 introduced into the drum 520 to the laundry 500 through an operation 560 of turning the laundry 500 over in the first washing section.
  • the second rotation speed at which the drum 520 is rotated in the first laundry section is slower than the first rotation speed rotated by the drum 520 in the first grade section, so the concentrated tax amount 540 may be further entered inside the drum 520, and the concentrated tax amount 540 in which the introductory is introduced is a drum 520 rotating at the second round speed.
  • the laundry 500 may be turned upside down and may be applied to the laundry 500.
  • the laundry treatment apparatus 200 may further include an additional component such as a circulation nozzle 165 to directly apply the concentrated detergent solution 540 into the drum 520.
  • FIG. 6 is a diagram for explaining an operation of a laundry treatment device in a second water supply section and a second washing section according to an exemplary embodiment.
  • the controller 250 may control the water supply unit 240 to further supply a second amount of water reaching a height within a predetermined range based on the center of the drum 620 .
  • the controller 250 may be further configured to control the detergent supply unit 230 to supply more detergent together in the process of supplying the second quantity of water.
  • FIG. 6 illustrates a state in which wash water 640 reaching substantially the same height as the center of the drum 620 is supplied to the tub 610 as the second quantity of water is supplied.
  • the laundry 600 may float or sink in the wash water 640 inside the drum 620 .
  • the controller 250 may control the driving unit 220 to rotate the drum 210 so that vertical and horizontal physical forces are applied to the laundry 600 .
  • the control unit 250 rotates the drum 620 at a predetermined first rotation angle to perform a flipping operation 650 of the laundry 600.
  • the driving unit 220 can be controlled.
  • the laundry 600 may be overturned by the drum rotated at the first rotational angle, and a physical force in a vertical direction may be applied to the laundry 600 due to the drop.
  • the control unit 250 may control the driving unit 220 to perform an operation 660 of shaking the laundry 600 in a horizontal direction by rotating the drum 620 at a predetermined second rotation angle.
  • the laundry 600 may reciprocate in a horizontal direction due to the drum rotated at the second rotational angle, and a physical force in a horizontal direction may be applied to the laundry 600 due to the movement.
  • the washing cycle may be performed through a combination of rotations of the drum 620 at first and second rotational angles so that vertical and horizontal force is applied in the second washing section.
  • the laundry treatment apparatus 100 may perform a washing operation of laundry by performing a first water supplying section, a first washing section, a second water supplying section, and a second washing section, and then additionally perform a rinsing section and a spin-drying section.
  • the rinsing section may consist of an operation of discharging wash water to the outside of the tub 120 by a second washing section, supplying water for a rinsing operation to the tub, and rotating the drum 130, which can be implemented through various conventional rinsing operations.
  • the laundry treatment apparatus 100 may perform a spin-drying section in which laundry is spin-dried by rotating the drum 210 at a speed equal to or less than a predetermined third rotational speed after the rinsing section.

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

Abstract

La présente invention peut fournir un procédé de traitement de linge et un dispositif de traitement de linge effectuant le procédé de traitement de linge. Le procédé de commande d'un dispositif de traitement de linge selon un mode de réalisation comprend les étapes consistant : à effectuer une première section d'alimentation en eau dans laquelle un détergent et une première quantité prédéterminée d'eau sont mélangés pour préparer un liquide de nettoyage concentré ; à effectuer une première section de lavage dans laquelle le liquide de nettoyage concentré est mélangé avec du linge ; à effectuer une seconde section d'alimentation en eau dans laquelle une seconde quantité prédéterminée d'eau est fournie ; et à effectuer une seconde section de lavage dans laquelle le linge est lavé tandis que la seconde quantité d'eau est fournie.
PCT/KR2023/000972 2022-01-20 2023-01-19 Procédé de commande pour un dispositif de traitement de linge et dispositif de traitement de linge associé WO2023140660A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020220008730A KR20230112456A (ko) 2022-01-20 2022-01-20 세탁물 처리 장치의 제어방법 및 그 세탁물 처리 장치
KR10-2022-0008730 2022-01-20

Publications (1)

Publication Number Publication Date
WO2023140660A1 true WO2023140660A1 (fr) 2023-07-27

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KR (1) KR20230112456A (fr)
WO (1) WO2023140660A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050080476A (ko) * 2004-02-09 2005-08-12 엘지전자 주식회사 드럼식 세탁기의 세탁방법
KR100737452B1 (ko) * 2006-07-07 2007-07-10 삼성전자주식회사 드럼세탁기 및 그의 세탁방법
KR20110053081A (ko) * 2009-11-13 2011-05-19 엘지전자 주식회사 세탁 방법 및 세탁기
KR101731332B1 (ko) * 2009-11-02 2017-04-28 엘지전자 주식회사 세탁 방법 및 세탁기
US20210277560A1 (en) * 2017-05-10 2021-09-09 Lg Electronics Inc. Method for controlling washing machine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050080476A (ko) * 2004-02-09 2005-08-12 엘지전자 주식회사 드럼식 세탁기의 세탁방법
KR100737452B1 (ko) * 2006-07-07 2007-07-10 삼성전자주식회사 드럼세탁기 및 그의 세탁방법
KR101731332B1 (ko) * 2009-11-02 2017-04-28 엘지전자 주식회사 세탁 방법 및 세탁기
KR20110053081A (ko) * 2009-11-13 2011-05-19 엘지전자 주식회사 세탁 방법 및 세탁기
US20210277560A1 (en) * 2017-05-10 2021-09-09 Lg Electronics Inc. Method for controlling washing machine

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KR20230112456A (ko) 2023-07-27

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