WO2024107019A1 - Appareil de traitement de linge et procédé de commande associé - Google Patents

Appareil de traitement de linge et procédé de commande associé Download PDF

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Publication number
WO2024107019A1
WO2024107019A1 PCT/KR2023/018588 KR2023018588W WO2024107019A1 WO 2024107019 A1 WO2024107019 A1 WO 2024107019A1 KR 2023018588 W KR2023018588 W KR 2023018588W WO 2024107019 A1 WO2024107019 A1 WO 2024107019A1
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WO
WIPO (PCT)
Prior art keywords
air
heat exchanger
unit
drain
nozzle
Prior art date
Application number
PCT/KR2023/018588
Other languages
English (en)
Korean (ko)
Inventor
김영수
김두현
이준희
이규대
Original Assignee
엘지전자 주식회사
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Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Publication of WO2024107019A1 publication Critical patent/WO2024107019A1/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
    • D06F58/00—Domestic laundry dryers
    • D06F58/32—Control of operations performed in domestic laundry dryers 
    • D06F58/34—Control of operations performed in domestic laundry dryers  characterised by the purpose or target of the control
    • D06F58/45—Cleaning or disinfection of machine parts, e.g. of heat exchangers or filters
    • 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 
    • D06F33/50—Control of washer-dryers characterised by the purpose or target of the control
    • D06F33/69—Control of cleaning or disinfection of washer-dryer parts, e.g. of tubs
    • 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
    • D06F58/00—Domestic laundry dryers
    • D06F58/20—General details of domestic laundry dryers 
    • 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
    • D06F58/00—Domestic laundry dryers
    • D06F58/20—General details of domestic laundry dryers 
    • D06F58/206—Heat pump 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
    • D06F58/00—Domestic laundry dryers
    • D06F58/20—General details of domestic laundry dryers 
    • D06F58/24—Condensing 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
    • D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/54—Changing between normal operation mode and special operation modes, e.g. service mode, component cleaning mode or stand-by mode

Definitions

  • This application relates to a clothing processing device and a control method of the clothing processing device.
  • Clothing treatment equipment is a general term for devices that can wash washable items such as clothing (laundry objects), dry dryable items (dry objects), and wash and dry the objects.
  • a conventional clothing processing device capable of drying includes a drum that provides a space for storing clothes, a circulation passage that guides the air discharged from the drum to the drum, a fan that moves air along the circulation passage, and a drum that flows into the circulation passage. It was a structure that included a heat exchanger that sequentially dehumidified and heated the air (Publication No. 10-2021-0063873).
  • the heat exchanger provided in the above-described structure is provided to include a first heat exchanger that cools the air inside the circulation passage, and a second heat exchanger that heats the air that has passed through the first heat exchanger. Since the air discharged from the drum condenses as it passes through the first heat exchanger, a water collecting part for collecting condensed water inside or outside the circulation flow path and a drainage channel for guiding the condensed water to the water collecting part are provided at the bottom of the first heat exchanger. It has been done.
  • the drainage passage communicates with a water collection portion provided outside the circulation passage. That is, in the above-described structure, when the condensed water generated in the first heat exchanger falls into the drain passage, the fallen condensate moves along the drain passage and flows into the water collector and is stored in the water collector.
  • the drain passage is provided at an angle toward the water collection section so that the condensate can move to the water collection section, or when the level of the condensate discharged into the drainage passage increases, it can be transferred to the water collection section through the support hole. It was a rescue.
  • This application aims to solve the problem of providing a clothing treatment device and a control method of the clothing treatment device that can minimize condensate (residual water) remaining inside the circulation flow path.
  • the present application aims to solve the problem of providing a clothing treatment device and a control method of the clothing treatment device that can transfer condensate remaining in the drainage passage to a storage unit outside the circulation passage.
  • the present application aims to provide a clothing treatment device and a control method of the clothing treatment device that can transfer condensate (residual water) remaining in the drainage passage to the water collection unit through a residual water removal unit that sprays compressed air into the drainage space. Make it a task you want to do.
  • the present application provides a clothing processing device and a control method of the clothing processing device in which a flow path adjusting part is provided in a support portion supporting the first heat exchanger, and the flow path cross-sectional area of the support body communication hole communicating with the first heat exchanger and the drain space can be adjusted. What is provided is the problem to be solved.
  • the present application aims to solve the problem of providing a clothing processing device and a control method of the clothing processing device provided with a guide portion that guides the air introduced into the circulation passage to the lower area of the first heat exchanger.
  • the condensed water condensed in the lower area of the first heat exchanger is separated from the first heat exchanger and transferred to the drain passage, and the condensed water transferred to the drain passage is transferred to the storage unit to be stored inside the circulation passage.
  • the problem to be solved is to provide a clothing treatment device and a control method for the clothing treatment device to minimize remaining condensate.
  • the present application includes: a drum providing a space for storing clothing; a circulation passage that provides a passage for guiding air discharged from the drum into the drum; A heat exchanger including a circulation fan that moves air along the circulation passage, a first heat exchanger that dehumidifies the air moving along the circulation passage, and a second heat exchanger that heats the air that has passed through the first heat exchanger; A support body supporting the lower part of the first heat exchanger and a support hole formed through the support body are provided, and the circulation passage is provided with a mounting space in which the heat exchanger is disposed and condensate generated in the first heat exchanger supporting the support body.
  • a support section divided into a drainage space discharged through a hole; a water collection unit provided outside the circulation passage, communicating with the drainage space, and having a storage part for storing condensed water discharged into the drainage space; and a residual water removal unit that sprays air into the drainage space so that condensed water flowing into the drainage space moves to the water collection unit.
  • the residual water removal unit may include an air injection unit capable of spraying air into the drainage space through one or more nozzles facing the drainage space; and an air supply unit that supplies air to the air injection unit.
  • the air injection unit includes a nozzle body that provides a space within which air can flow; an air nozzle unit provided on one surface of the nozzle body facing the drain space to spray air introduced into the nozzle body into the drain space; and an air inlet unit provided in the nozzle body and provided with an air inlet hole for communicating with the nozzle body and the air supply unit.
  • the air supply unit includes an air motor unit that discharges air; and an air connection part, one side of which communicates with the air motor unit and the other side of which communicates with the air inlet unit, and which guides the air discharged from the air motor unit to the nozzle body.
  • the air nozzle unit may be provided on the front surface of the nozzle body, and the air supply unit may communicate with the air inlet formed on the rear surface of the nozzle body facing the front surface of the nozzle body.
  • the air nozzle unit is provided with a plurality of cleaning nozzles arranged side by side at a predetermined distance along the width direction of the nozzle body on the front surface of the nozzle body, and the diameter of the plurality of cleaning nozzles is the width of the nozzle body. It may be provided to become smaller as the distance from the air inlet hole increases.
  • the air inlet hole is provided on both sides of the rear surface of the nozzle body, close to one side of the nozzle body that is spaced far away from the water collector based on the width direction of the nozzle body, and the plurality of cleaning nozzles are A first nozzle disposed closest to the center of the air inlet hole based on the width direction of the nozzle body, a third nozzle disposed furthest from the center of the air inlet hole based on the width direction of the nozzle body, and the first It may include a second nozzle disposed between the nozzle and the third nozzle.
  • the first nozzle may have a larger diameter than the second nozzle and the third nozzle, and the second nozzle may have a larger diameter than the third nozzle.
  • the center of the first nozzle may be located on the same line as the center of the air inlet hole.
  • the residual water removal unit further includes an air cover part coupled to the upper part of the air injection part and the air supply part, and the air cover part is coupled to the upper part of the air nozzle part and the air supply part to the upper surface of the air nozzle part. and a body cover provided to cover at least a portion of the upper surface of the air supply unit; and a flow path cover coupled to the body cover at an upper portion of the body cover and capable of guiding air introduced into the circulation flow path.
  • the flow path cover may include at least one curved surface to stably guide air introduced into the circulation flow path.
  • the clothing treatment device may further include a flow path control unit provided on the support part to adjust the cross-sectional area of the flow path of the support hole, and controlling the amount of air passing through the drainage space.
  • the flow path control unit includes a drain rib that is rotatably provided and includes a plurality of rib bodies capable of covering at least a portion of the cross-sectional area of the flow path of the support hole; a link portion connected to the drain rib so that the plurality of rib bodies can rotate as one body; and a flow path driving unit that provides power to the link unit to rotate the drain rib.
  • the flow path adjusting portion can be arranged in a plurality of arrays, and the plurality of arrays include a maximum flow path mode in which the rib body is arranged vertically with respect to the support body to maximize the cross-sectional area of the flow path of the support hole; and a minimum flow path mode in which the rib body is disposed parallel to the support body and the cross-sectional area of the flow path of the support hole is minimized.
  • the drain rib is arranged to be long in the width direction of the support body with the plurality of rib bodies spaced apart from each other at predetermined intervals in the front and rear directions of the support body, and is disposed farther from the storage portion on both sides in the width direction of the rib body.
  • the height of one side may be shorter than the height of the other side of the rib body.
  • the clothing treatment apparatus includes a drain passage provided along a front and rear direction of the drain space, providing a space through which condensed water discharged into the drain space can move; and a drain communicating the drain passage with the storage unit so that condensate moving in the drain passage can flow into the storage unit, wherein the drain passage may have a rear surface inclined to guide condensate to the drain. there is.
  • the rear surface of the drain passage includes a flat surface provided parallel to the front surface of the drain passage; and a bent surface that is bent at a first curvature and extends forward of the drain passage on one side of the flat surface that is located far from the drain hole.
  • the support portion further includes an extension body extending from the support body to the second heat exchanger, wherein the extension body has a guide slit communicating the mounting space and the drain space between the first heat exchanger and the second heat exchanger.
  • the guide slit is provided long on the extension body along the width direction of the drain space, and has a cross-sectional area of the flow path on one side of the two sides in the width direction that is disposed farther away from the drain hole and the width direction of the drain space.
  • the cross-sectional area of the flow path on the other side may be narrower.
  • the guide slit includes: a first slit disposed farther from the drain hole on both sides of the extension body in the width direction; a third slit provided on the other side of the extension body; and a second slit provided to connect the first slit and the third slit; wherein the cross-sectional area of the flow path of the first slit may be smaller than the cross-sectional area of the flow path of the third slit.
  • the first slit is bent and extended from the second slit with a second curvature, and the first and second curvatures may be provided to correspond to each other.
  • a drum that provides a space for storing clothes, a circulation passage that provides a passage for guiding the air discharged from the drum to the drum, a circulation fan that moves air along the circulation passage, and a circulation passage that passes while moving along the circulation passage.
  • a heat exchanger equipped with a first heat exchanger for dehumidifying air and a second heat exchanger passing through the first heat exchanger, a mounting space in which the heat exchanger is placed for the circulation passage, and a drain through which condensed water generated in the first heat exchanger is discharged.
  • a support portion separated into a space a water collection portion including a storage portion that communicates with the drainage space and stores condensed water discharged into the drainage space, and a guide capable of guiding air introduced into the circulation passage to the lower area of the first heat exchanger. unit, a residual water removal unit that sprays compressed air into the drainage space so that condensed water flowing into the drainage space is forcibly transferred to the water collection unit, and a flow path provided in the support unit to control the amount of air passing through the drainage space.
  • the present application includes a drying step of removing moisture from clothes accommodated in the drum by operating the circulation fan and opening the guide unit; A first residual water removal step in which the circulation fan is operated, the guide portion is closed, and the air introduced into the circulation passage passes through the lower region of the first heat exchanger, thereby separating condensed water from the lower region of the first heat exchanger. ; and a second residual water removal step in which the circulation fan is stopped, the residual water removal unit is activated, and the flow path control unit is activated to transfer the condensed water discharged to the drainage space to the storage unit.
  • This application provides a clothing treatment device and a control method of the clothing treatment device that can minimize condensate (residual water) remaining inside the circulation flow path.
  • This application provides a clothing treatment device and a control method of the clothing treatment device that can transfer condensate remaining in the drainage passage to a storage unit outside the circulation passage.
  • This application provides a clothing treatment device and a control method of the clothing treatment device that can transfer condensate (residual water) remaining in the drainage passage to the water collection unit through a residual water removal unit that sprays compressed air into the drainage space.
  • condensate residual water
  • the present application provides a clothing processing device and a control method of the clothing processing device in which a flow path adjusting part is provided in a support portion supporting the first heat exchanger, and the flow path cross-sectional area of the support body communication hole communicating with the first heat exchanger and the drain space can be adjusted. to provide.
  • This application provides a clothing processing device and a control method of the clothing processing device that are provided with a guide portion that guides air introduced into the circulation passage to the lower area of the first heat exchanger.
  • the condensed water condensed in the lower area of the first heat exchanger is separated from the first heat exchanger and transferred to the drain passage, and the condensed water transferred to the drain passage is transferred to the storage unit to be stored inside the circulation passage.
  • 1 and 2 are examples of clothing treatment devices.
  • Figure 3 is an exploded perspective view of a clothing treatment device.
  • Figure 4 is an example of a circulation flow path.
  • Figure 5 is an example of a circulation flow path equipped with a flow path control unit and a residual water removal unit.
  • Figure 6 is an example of a support part, a flow control part, a storage part, and a residual water removal part.
  • Figure 7 is an example of a support part, a flow path control part, and a residual water removal part disposed in a circulation flow path.
  • Figure 8 is an example of the residual water removal unit.
  • Figure 9 is an exploded perspective view of the residual water removal unit.
  • Figure 10 is an example of a support part and a flow path control part.
  • Figure 11 is an example of a flow path control unit.
  • Figure 12 is an example showing the operation of the flow path control unit.
  • Figure 13 is an example of a drain passage, a support portion, and a residual water removal portion.
  • Figure 14 is a schematic diagram showing the movement of air in the drain passage.
  • Figure 15 is a schematic diagram showing the movement of air according to the operation of the flow path control unit and the residual water removal unit.
  • Figure 16 is an example of the guide portion.
  • Figure 17 is an example showing the operation of the guide unit.
  • Figure 18 is an example of a control method in which the residual water removal step is performed.
  • Figure 19 is another embodiment of a control method in which the residual water removal step is performed.
  • Each axis direction (X-axis direction, Y-axis direction, Z-axis direction) refers to both directions in which each axis extends.
  • the '+' sign in front of each axis direction (+X-axis direction, +Y-axis direction, +Z-axis direction) means the positive direction, which is one of the two directions in which each axis extends.
  • the '-' sign in front of each axis direction (-X-axis direction, -Y-axis direction, -Z-axis direction) means the negative direction, which is the other direction among the two directions in which each axis extends.
  • 1 and 2 are examples of clothing treatment devices.
  • the clothing processing device 100 may be provided to include a cabinet 1, which is provided inside the cabinet 1 to accommodate drying objects (hereinafter referred to as clothing).
  • a drum 17 (accommodation part), a circulation passage 2 for removing moisture from the clothes of the accommodating part 17, and a heat exchange part 3 may be provided.
  • the cabinet 1 has a front surface 11 located in front of the laundry treatment device 100, a rear side 12 located behind the laundry treatment device 100, and a rear surface 12 located in the rear of the laundry treatment device 100. It may be provided to include a base 13 forming the bottom surface.
  • a control panel (not shown) may be provided on the front surface 11.
  • the control panel may be provided to include a display unit 114 that displays control commands selectable by the user and an input unit 113 that allows the user to select control commands displayed on the display unit 114.
  • the front surface 11 is provided with a cabinet inlet 111 for entering and exiting clothing, and the cabinet inlet 111 is a door 115 rotatably fixed to the front surface 11. It may be provided to be closed by. The user can place clothes in the drum 17 through the input port 111 that is exposed when the door 115 is opened.
  • Figure 3 is an exploded perspective view of a clothing treatment device.
  • the receiving portion may be provided as a drum 17 (receiving portion) rotatably provided inside the cabinet 1.
  • the drum 17 may be provided as a cylindrical drum body 171 with open front and rear surfaces, respectively.
  • the cabinet 1 To rotatably support the drum body 171, the cabinet 1 includes a front panel 14 that rotatably supports the front surface of the drum body 171, and a front panel 14 that rotatably supports the drum body 171. It may be provided to include a rear panel 15 that rotatably supports the rear surface.
  • the front panel 14 includes a front panel body 141 fixed to the front surface 11 or the cabinet 1, a drum inlet 142 provided to penetrate the front panel body, and the drum body 171. ) It may be provided to include a drum exhaust hole 143 that discharges the internal air into the circulation passage 2.
  • the drum inlet 142 may be connected to the cabinet inlet 111. Therefore, when the door 115 opens the cabinet inlet 111, the user inserts clothing into the drum body 171 through the cabinet inlet 111 and the drum inlet 142, or the drum body ( Clothing can be withdrawn from 171).
  • a filter detachable from the front panel body 141 may be provided in the drum exhaust hole 143.
  • the rear panel 15 includes a rear panel body 151 fixed to the rear surface 12 or the cabinet 1, and a drum supply hole 152 provided to penetrate the rear panel body 151. It may be provided to do so.
  • the drum body 171 can be rotated by the driving unit 18 provided inside the cabinet 1.
  • the driving unit 18 may include a drum motor 181 fixed to the base 13, and a belt 182 connecting the rotation axis of the drum motor and the circumferential surface of the drum body 171.
  • a lifter 172 may be further provided inside the drum body 171.
  • the lifter 172 may be provided as a board protruding from the circumferential surface of the drum body 171 toward the center of rotation of the drum body.
  • Figure 4 is an example of a circulation flow path.
  • the circulation passage 2 is connected to the drum exhaust hole 143, the first duct 21 (exhaust duct), and the second duct 22, connected to the drum supply hole 152, supply. duct), and a third duct 23 (connection duct) connecting the first duct 21 and the second duct 22.
  • the connection duct 23 may be provided to be fixed to the base 13.
  • the first duct 21 may provide a passage through which the air inside the drum 17 is exhausted to the connecting duct 23 when the circulation fan 36, which will be described later, is operated. That is, the first duct 11 may be provided to communicate with the drum 17 and the connecting duct 23, and when the circulation fan 36 is operated, the air inside the drum 17 flows through the first duct 21. ) may flow into the circulation passage (2).
  • the second duct 22 may provide a passage through which air moving inside the third duct 23 (connection duct) can be supplied to the drum 17 when the circulation fan 36 is operated.
  • the second duct 22 may be provided to communicate with the drum 17 and the connection duct 23, and when the circulation fan 36 is operated, the air inside the connection duct 23 flows into the second duct 22. ) can be supplied to the drum 17 through.
  • the heat exchange unit 3 may be disposed in the third duct 23 (connection duct).
  • the air flowing into the connection duct 23 from the drum 17 through the first duct 21 passes through the heat exchanger 3 provided in the connection duct 23, and enters the third duct 23. ) can be supplied back to the drum 17 through.
  • connection duct 23 may be provided to include a duct body 231 fixed to the base 13 and a duct cover 232 forming an upper surface of the duct body.
  • the heat exchange unit 3 includes a circulation fan 36 that moves air along the circulation passage 2, and a heat pump 31 that sequentially dehumidifies and heats the air moving along the circulation passage 2. 32, 33, 34, 35).
  • the circulation fan 36 includes a fan impeller 361 located inside the circulation passage 2, and a fan motor 362 located outside the circulation passage 2 to rotate the fan impeller 361.
  • the heat pump includes a refrigerant pipe 33 that forms a passage through which the refrigerant circulates, a compressor 34 that causes the refrigerant to move along the refrigerant pipe 33, and a connection duct 23 fixed to the refrigerant pipe 33. ), a first heat exchanger (31) that transfers the heat of the air flowing into the refrigerant to the refrigerant, and a second heat exchanger that is fixed to the refrigerant pipe (33) and transfers the heat of the refrigerant to the air that passed through the first heat exchanger (31). It may be provided to include a heat exchanger 32 and a control valve 35 for controlling the pressure of the refrigerant.
  • the first heat exchanger 31 may be placed further away from the circulation fan 36 than the second heat exchanger 32.
  • air can move in the direction of the first duct 21, the connecting duct 23, and the second duct 22.
  • the air flowing into the circulation passage 2 flows into the first duct 21, the connecting duct 23, and the second duct 22. It first passes through the heat exchanger (31).
  • the first heat exchanger 31 is located upstream of the second heat exchanger 32, so the air flowing into the connection duct 23 is the first heat exchanger 31. 1It can pass through the heat exchanger (31) first.
  • the first heat exchanger 31 may be an evaporator in the heat pump.
  • the first heat exchanger (31) can absorb heat from the surroundings and condense the air passing through the first heat exchanger (31).
  • the air passing through the first heat exchanger 31 may condense and discharge condensate.
  • the air that has passed through the first heat exchanger (31) may be introduced into the second heat exchanger (32) with moisture (condensate) removed.
  • the second heat exchanger may be provided as a condenser in the heat pump, and the air passing through the second heat exchanger 32 will be heated.
  • the circulation passage (2) may be provided with a support portion (4) supporting the bottom surface of the first heat exchanger (31).
  • the support part 4 can divide the inside of the connection duct 23 into a mounting space 233 where the first heat exchanger 31 is located, and a drainage space 235 that guides condensed water to the outside of the circulation passage. there is.
  • division can be used to mean functionally separating the first space (installation space, 233) and the second space (drainage space, 235), and is not necessarily limited to physically separating or blocking them.
  • the reason why the circulation passage is divided into a mounting space and a drainage space is that the heat exchanger (3) is functionally placed in the mounting space so that the air flowing into the circulation passage (2) passes through the heat exchanger (3) and then returns to the drum. (17), and the drain passage may be intended to provide a passage for removing condensate discharged from the air that has passed through the heat exchange unit (3) from the circulation passage (2) separately from the air.
  • the support portion 4 includes a support body 41 supporting the first heat exchanger 31 and a direction from the support body 41 in which the second heat exchanger 32 is located. It may include an extended body 42 that extends.
  • the support body 41 may be provided with a support hole 411 to discharge condensed water generated in the first heat exchanger 31 into the drain space 235. Condensed water generated while passing through the first heat exchanger 31 may be discharged into the drain space 235 through the support hole 411.
  • the extension body 42 is a guide provided to allow air flowing into the drainage space 235 to move into the mounting space 233 between the first heat exchanger 31 and the second heat exchanger 32.
  • a slit 421 may be provided. The air flowing into the drainage space 235 can move to the mounting space 233 through the guide slit 421 connected to the extension body 42.
  • the mounting space 233 includes a first mounting part 233a on which the first heat exchanger 31 is mounted, a second mounting part 233b on which the second heat exchanger 32 is mounted, and the circulation fan 36. It may be provided to include a third mounting portion 233c to be accommodated.
  • the air introduced into the circulation passage (2) may be supplied back to the drum (17) while passing through the heat exchanger (3) in the mounting space.
  • the drain space 235 is located below the mounting space 233, and the drain space 235 is provided with a drain passage 236.
  • the drain passage 236 may be a passage through which condensate moves. Condensate discharged from the air passing through the first heat exchanger 31 may be discharged into the drain space 235 through the support hole 411. Condensate discharged into the drain space 235 can move from the drain space 235 along the drain passage 236.
  • the drain passage 236 may be provided with a drain hole 237.
  • the drain 237 may be provided downstream based on the air flow direction.
  • the drain hole 237 is a means for communicating the drain space 235 and the drain passage 236 with the storage portion 61 located outside the circulation passage 2.
  • the storage unit 61 may be provided as a space where condensed water is collected. That is, the condensed water discharged into the drain space 235 may move along the drain passage 236 and be collected in the storage unit 61 through the drain hole 237.
  • the bottom surface of the storage unit 61 is located at a lower point than the drain hole 236.
  • the drain passage 236 may be provided with a downward sloping surface toward the drain 237.
  • the clothing treatment device having the above-described structure distributes condensate in the circulation passage 2 through the slope of the drainage space 236, the height difference between the drainage passage 236 and the storage unit 61, and the height of the drain hole 237. It is equipped to remove condensate discharged into the drainage space (235).
  • Figure 5 is an example of a circulation flow path equipped with a flow path control unit and a residual water removal unit.
  • the clothing treatment device 100 is provided on the support portion 4 to increase the cross-sectional area of the flow path of the support hole 411.
  • An adjustable flow path control unit (5) may be provided.
  • the autonomous clothing disposal unit 100 may be provided with a residual water removal unit 7 that is disposed in front of the circulation passage 2 and sprays compressed air toward the drainage space 235. You can.
  • the flow path adjusting part 5 is provided on the support part 4 to adjust the cross-sectional area of the flow path of the support hole 411.
  • the flow path control unit 5 includes a drain rib 51 provided with a plurality of rotatable rib bodies 511, and a link part 53 that connects the plurality of rib bodies 511 to be driven integrally. ), and a flow path driving part 55 that provides power to the drain rib 51 or the link part 53 to rotate (variable) the drain rib 51.
  • the drain rib 51 can adjust the cross-sectional area of the passageway of the support hole 511 by changing its angle with respect to the support portion 4. The specific structure and operating principle of the flow path control unit 5 will be described later.
  • the residual water removal unit 7 includes an air supply unit 73 that generates compressed air and an air injection unit 71 that receives compressed air from the air supply unit 73 and sprays it. .
  • the residual water removal unit 7 is provided to spray air, preferably compressed air.
  • the residual water removal unit 7 may be disposed in the circulation passage 2 to spray compressed air from the front of the drainage space 235 toward the rear of the drainage space 235 .
  • the front of the circulation passage 2 is a space adjacent to the first duct 21 through which the air flows
  • the rear of the circulation passage 2 is a space adjacent to the second duct 22 through which the air is discharged. It can mean space.
  • Figures 6 and 7 are views showing a support part, a flow path control part, a storage part, and a residual water removal part.
  • Figure 7 is an exploded view of the support part, flow control part, and residual water removal part in the circulation flow path.
  • the base 13 may be provided with a water collection unit 6 that stores condensed water generated when air passing through the first heat exchanger 31 is condensed.
  • the water collection unit 6 may be provided to include a storage unit 61 provided on the base 13 to store condensed water, and a cover 62 provided to close the open upper surface of the storage body. Since the drain hole 237 is provided on the circumferential surface of the storage body 61, the storage body 61 communicates with the inside of the circulation passage 2 through the drain hole 237.
  • the water collector 6 may be located outside the circulation passage 2.
  • the water collection unit 6 may be connected to the drainage space 235 through a drain hole 237 provided to penetrate the connection duct 23, and the drainage passage 236 is connected to the connection duct 23.
  • the drainage passage 236 is connected to the connection duct 23.
  • ) is preferably provided on the bottom surface to guide condensed water to the drain 237.
  • the condensed water stored in the water collection unit 6 may be discharged to a drain tank through a drain unit (not shown) including a drain pump.
  • the drain tank may be located at a higher point than the water collection unit (6).
  • the drain tank is provided to be withdrawable from the cabinet (1).
  • the drain tank is removable from the cabinet 1 to provide a space for storing condensed water.
  • the front surface 11 of the cabinet is provided with an outlet 112 for entering and exiting the drawer 81, and a tank housing 16 is provided inside the cabinet 1 to provide a space for accommodating the drain tank. This can be provided.
  • Condensate discharged from the water collection unit 6 through the drain unit may move to the tank housing 16 through the supply pipe 72, and condensate water discharged from the supply pipe 72 may move to the drain tank.
  • the user can remove the condensed water stored inside the drain tank by pulling out the drain tank from the front surface 11.
  • the support portion 4 may further include fastening portions 43 and 44 that secure the support body 41 and the extension body 42 to the connection duct 23. You can. Fastening protrusions 43 protrude from both sides of the support body 41, and fastening grooves 44 are provided in the connecting duct 23 to accommodate the fastening protrusions 43.
  • the fastening groove 44 may be provided in the first mounting space.
  • the support portion 4 is mounted on the connection duct 23 within the circulation passage 2 by inserting the fastening protrusion 43 into the fastening groove 44. Through this, the support part 4 can support the first heat exchanger 31 mounted in the first mounting space 233a.
  • the residual water removal unit 7 may be mounted in the air installation space 23a provided in front of the connection duct 23.
  • the air mounting space 23a may be provided in the front part of the circulation passage 2 so as to be disposed upstream with respect to the air flowing into the circulation passage. That is, the air installation space 23a may be provided in the front part (+Z-axis direction) of the circulation passage 2.
  • the residual water removal unit 7 is provided so that the air injection unit 71 sprays air from the air installation space 23a toward the rear of the circulation passage 2 (rear of the drainage space).
  • the condensed water discharged into the drain passage 236 moves along the drain passage 236 to the rear of the drain space 235 by the compressed air of the air injection unit 71 and then flows through the drain hole 237. It may flow into the storage unit 61.
  • Figure 8 is an example of the residual water removal unit.
  • Figure 9 is an exploded perspective view of the residual water removal unit.
  • the residual water removal unit 7 includes an air injection unit 71 that sprays air, an air supply unit 73 that supplies air to the air injection unit 71, and the air It may include an air cover unit 75 provided to surround at least a portion of the injection unit 71 and the air supply unit 73.
  • the air injection unit 71 is provided to spray the supplied compressed air.
  • the air injection unit 71 includes a nozzle body 711 with a cavity formed inside to allow air to move, an air nozzle unit 713 for spraying air introduced into the nozzle body, and a nozzle for allowing the air to flow in. It may include an air inlet 715 provided in the body.
  • the nozzle body 711 may include a front surface 7111 and a rear surface 7112 facing the front surface 7111.
  • the front surface 7111 may be provided to face the rear of the drainage space 235. That is, the air nozzle unit 713 is provided on the front surface 7111 to spray compressed air toward the drain space 235.
  • the front surface 7111 may be rounded (curved). This is because the residual water removal unit 7 is provided in the air mounting unit 23a, so as not to disturb the flow of air introduced into the circulation passage.
  • the rear surface 71112 of the nozzle body 711 may face the air supply unit 73, which will be described later.
  • the rear surface 7112 may be arranged to face the front of the circulation passage 2.
  • the rear surface 7112 of the nozzle body 711 is provided with an air inlet 715, which will be described later, through which compressed air generated in the air supply unit 73 can be introduced.
  • the front surface 7111 of the nozzle body 711 is provided with a fastening groove 712 provided at a position corresponding to a fastening cover groove 7511a, which will be described later.
  • the fastening groove 712 includes a first fastening groove 712a, a second fastening groove 712b, and a third fastening groove 712c provided along the width direction on the front surface 7111 of the nozzle body 711. It can be included.
  • the fastening cover groove 7511a and the fastening groove 712 may be coupled to each other through fastening members such as bolts or nuts, or may be coupled in a form such as a fitting coupling. However, it is preferable that the coupling of the fastening groove 712 and the fastening cover groove 7511a is provided so as not to affect the air injection of the air nozzle portion 713.
  • the air nozzle unit 713 may be provided with one or more.
  • the air nozzle unit 713 may be provided by having a plurality of nozzles penetrating the front surface 7111 of the nozzle body 711 arranged along the width direction of the nozzle body 711. That is, the air nozzle unit 713 includes a first nozzle 713a, a second nozzle 713b, and a third nozzle arranged along the width direction of the nozzle body 711 (based on the width direction of the circulation passage). It may be provided to include (713c).
  • the third nozzle 713c may be disposed closest to the drain hole 237 based on the width direction of the nozzle body 711.
  • the air nozzle unit 713 may be provided adjacent to the bottom surface of the nozzle body 711 on the front surface 7111 of the nozzle body 711. Alternatively, the air nozzle unit 713 may be provided at a corner where the front surface 7111 of the nozzle body 711 and the bottom surface of the nozzle body 711 meet. If the air nozzle unit 713 is arranged in this way, the air discharged from the nozzle body 711 will easily move to the rear of the drain passage 236 along the bottom surface of the drain passage 236.
  • the air nozzle unit 711 is also installed on the front surface 7111 of the nozzle body 711. It is preferably provided at a point close to the bottom of the drain passage 236. Meanwhile, as long as the air nozzle unit 713 is provided on the front surface 7111 of the nozzle body 711, there is no need to limit the structure of the air nozzle unit to the above-described shape or location.
  • the air inlet portion 715 may be provided in a position facing the air nozzle portion 713 in the nozzle body 711. More specifically, the air inlet 715 may be provided on the rear surface 7112 of the nozzle body 711. The air inlet 715 supplies compressed air to the nozzle body 711 through the inlet hole 715a.
  • the air inlet 715 may be provided to protrude outward from the rear surface 7112 of the nozzle body 711. When provided in this way, the air inlet 715 can be inserted into the air connection part 731, which will be described later, and can prevent compressed air from leaking to the outside (improving the fastening force of the air supply part and the air inlet part).
  • the air inlet 715 not only connects the air supply unit 73 and the nozzle body 711, but also supplies compressed air generated in the air supply unit 73 to the nozzle body 711. It may be a configuration that does.
  • the air inlet 715 is preferably provided on a side facing the air nozzle 713. If it is not arranged like this, the air introduced through the air inlet part 715 hits one side of the nozzle body 711 that is not provided with the air nozzle part 713, and then the air nozzle part 713 ) will move to When air hits one side of the nozzle body 711, a vortex may be generated inside the nozzle body 711, which may cause the pressure of the compressed air to decrease.
  • the air supply part 73 includes an air connection part 731 that communicates with the air inlet part 715, and an air generating part 733 that discharges compressed air to the air connection part 731.
  • the air connection part 731 has one side in communication with the nozzle body 711 through the air inlet 715 so that compressed air flows into the nozzle body 711, and the other side with the air generator 733. is connected to
  • the air connection part 731 may include an air discharge hole 731a that communicates with the air inlet hole 715a.
  • the diameter of the air discharge hole 731a is equal to or larger than the diameter of the air inlet 715, and It is set larger than the air inlet hole (715a).
  • the air generating unit 733 may generate compressed air or form an airflow that moves external air in one direction.
  • the air generating unit 733 may suck in air outside the air generating unit 733, compress it, and then discharge it to the air connection unit 731.
  • the air generating unit 733 may be provided with an impeller (not shown), an impeller shaft (not shown), and a motor that rotates the impeller shaft.
  • compressed air can be defined as air having a higher pressure than the pressure of the air existing inside the circulation passage 2.
  • the air generating unit 733 may be provided as a means to move external air to the air connection unit 731 so that the pressure of the air increases as it passes through the air inlet hole 715a and the air nozzle 713.
  • the air generating unit 733 is not limited to the structure or form described above as long as it can supply air to the air connecting unit 731.
  • the air cover unit 75 includes a body cover 751 that surrounds at least a portion of the air injection unit 71 and the air supply unit 73, and is coupled to the body cover 751 to allow air flowing into the circulation passage. Includes a guide cover 753 that provides a path for air movement.
  • the body cover 751 includes a first cover 7511 provided to at least partially cover the front surface 7111 of the nozzle body 711, and an air supply unit 713 disposed behind the first cover 7511. ) may include a second cover 7513 that surrounds at least part of the.
  • the body cover 751 can protect the air injection unit 71 and the air supply unit 75 from external shock, air, or moisture. In addition, it is possible to prevent the coupling between the air injection unit 71 and the air supply unit 73 from being released.
  • the first cover 7511 may be provided to cover at least a portion of the upper and front surfaces 7111 of the nozzle body 711.
  • the first cover 7511 corresponds to the roundness of the front surface 7111. It can be provided in a shape that is. Through this shape, air movement within the circulation passage 2 can be facilitated by reducing resistance to air flowing through the front surface 7111 and reducing eddy currents.
  • the first cover 7511 may be provided with a fastening cover groove 7511a communicating with the fastening groove 712. It is preferable that the number of fastening cover grooves 7511a matches the number of fastening grooves 712, but as shown in FIG. 9, the number of fastening cover grooves 7511a may be less than the number of fastening grooves 712. .
  • the size of the first fastening groove 712a may be small or omitted.
  • the cover fastening groove 7511a is connected to the nozzle body 711 through the second fastening groove 712b and the third fastening groove 712c. ) can be provided to be fastened to.
  • the second cover 7513 extends rearward from the first cover 7511.
  • the second cover 7513 is provided to cover at least a portion of the air supply unit 73 or the air injection unit 71 and the air supply unit 73.
  • the second cover 7513 may be provided to prevent the air generating unit 733 and the air connecting unit 731 from being disconnected and to support the components.
  • the second cover 7513 includes an upper surface 7514 and a side surface 7515 extending in the width direction from the upper surface 7514 to form a side surface.
  • the upper surface 7514 may be provided with an upper hole 7513a in consideration of the volume of the air generating unit 733. Through this, it can be configured densely while utilizing limited space.
  • the upper hole 7513a may be provided considering the size of the air generating unit 733. That is, the air generator 733 can be fitted into the upper hole 7513a (improvement of fastening force and attenuation of vibration of the air generator).
  • the guide cover 753 is coupled to the upper part of the body cover 751 and can guide air introduced into the circulation passage 2 toward the front of the circulation passage 2.
  • the guide cover may be inclined and have one or more curved surfaces to minimize eddy currents caused by friction with air.
  • the guide cover 753 is provided in a streamlined shape to minimize interference with air flowing into the circulation passage 2.
  • the guide cover 753 has a first curved surface 7533 that is coupled to the upper surface 7514 of the body cover 751 and extends upward, and a second curved surface that extends upward and has a different curvature from the first curved surface ( 7531).
  • the second curved surface 7531 may be provided in the upper area of the guide cover 753. That is, the second curved surface 7531 may be a configuration that the air flowing into the circulation passage 2 first encounters in the residual water removal unit 7. Accordingly, the second curved surface 7531 may be rounded downward to minimize friction with incoming air.
  • the first curved surface 7533 extends downward from the bottom of the second curved surface 7531 and may be rounded in the opposite direction to the second curved surface 7531. That is, the first curved surface 7533 may be provided in a shape rounded upward to guide the air guided through the second curved surface 7531 toward the front of the circulation passage 2.
  • first curved surface 7533 may be provided with a cover chamfer 7533a on one side in the width direction.
  • the cover chamfer 7533a can minimize interference with surrounding components when the residual water removal unit 7 is mounted on the front portion 23a of the connection duct.
  • the air flowing into the circulation passage (2) gradually moves toward the front of the circulation passage (2) through the second curved surface (7531), the first curved surface (7533), and the first cover (7511). can be changed. That is, the air cover unit 75 can prevent interference, eddy currents, etc. that may occur when the air injection unit 71 and the air supply unit 73 are provided in the circulation passage 2.
  • Figure 10 is an example of a support part and a flow path control part.
  • the support portion 4 may be provided with a plurality of support holes 411 penetrating the support body 41.
  • the support part 4 may include a partition body 412 that is disposed long along the width direction of the support body 41 to separate the gap between the support holes 411.
  • the partition body 412 may be provided as a wall dividing a plurality of support holes 411.
  • the first heat exchanger 31 may be seated on the upper surface of the partition body 412. Additionally, the partition body 412 may be provided to support at least one side of the rib body 511, which will be described later.
  • the partition body 412 may serve as a stopper to prevent the rib body 511 from rotating beyond a predetermined angle when the rib body 511 rotates, as will be described later.
  • the support body 41 may be provided with a rib groove 41a into which the axial protrusion 513a of the rib shaft 513, which will be described later, is inserted.
  • the rib groove 41a may be provided on one or both sides of the support body 41.
  • the support portion 4 may include a guide slit 421 provided long in the width direction of the extension body 42.
  • the guide slit 421 is formed from one end of the support body 41 (one end of the support body located far from the drain) to the other end of the support body 41 (one end of the support body located close to the drain). It can be provided slanted toward or rounded.
  • the flow path control unit 5 may be provided on the support body 41.
  • the flow path adjusting portion 5 may include a drain rib 51 (rib portion), wherein the drain rib 51 includes a rib body 511 provided to adjust the cross-sectional area of the flow path of the support hole 411, And it may include a rib axis 513 that forms the center of rotation of the rib body.
  • the rib body 511 may be provided so that the shaft protrusion 513a constituting one end of the rib shaft 513 is accommodated in the rib groove 41a. Since the rib body 511 can rotate based on the shaft protrusion 513a, the cross-sectional area of the flow path of the support hole 411 can be adjusted.
  • Figure 11 is an example of a flow path control unit.
  • the drain rib 51 may be composed of a plurality of rib bodies 511.
  • the flow path control unit 5 includes a link part 53 that connects the plurality of rib bodies 511 to each other so that the plurality of rib bodies 511 rotate simultaneously, and a power source to rotate the link part 53. It may include a flow path driving part 55 provided. The passage driving part 55 may be provided to rotate the drain rib 51.
  • the drain rib 51 may include a rib body 511 that is long along the width direction of the support hole 411 and a rib axis 513 that forms the center of rotation of the rib body 511.
  • the rib body 511 is provided long along the width direction of the support hole 411, and a link shaft 511a may be provided at one end of the rib body 511.
  • the number of rib bodies 511 may be equal to the number of support holes 411.
  • the link shaft 511a may be coupled to the link portion 53, which will be described later.
  • the height h1 of one side of the rib body 511 equipped with the link shaft 511a may be set lower than the height h2 of the other side of the rib body 511. Since the diameter of the first nozzle 713a may be larger than that of other nozzles, the height h1 of one side of the rib body 511 close to the first nozzle 713a is shortened, ) can be prevented from excessively flowing into the mounting space 233.
  • the partition body 412 may have a front-to-back length on one side longer than a front-to-back length on the other side.
  • the drainage rib 51 can minimize the passage cross-sectional area of the support hole 411 in the third flow path mode (the rib body 511 is horizontally arranged parallel to the support body 41), which will be described later. there is.
  • the rib axis 513 may be provided at the top of the rib body 511.
  • the rib shaft 513 has an shaft protrusion 513a constituting one end thereof that can be inserted into the rib groove 41a.
  • the axial protrusion 513a of the rib shaft 513 is connected to the connection portion 551 of the passage driving part 55, which will be described later, so that the drain rib 51 can form a rotatable main shaft.
  • the axial protrusion 513a of the rib shaft that is not connected to the connecting portion 551 may constitute a driven shaft that provides a shaft around which the rib body 511 can rotate.
  • the link shaft 511a may protrude to one side from the center of the rib body 511 in the height direction. Specific details about this will be described later.
  • the rib shaft 513 may include an auxiliary protrusion 513b provided on the other end of the rib body 511.
  • the auxiliary protrusion 513b is inserted into the rib groove 41a and is rotatable. Since the passage driving part 55 is not directly connected to the auxiliary protrusion 513b, all of the auxiliary protrusions 513b may be configured as driven shafts.
  • the rib body 511 is rotatably provided with an axial protrusion 513a at one end and an auxiliary protrusion 513b at the other end inserted into the rib groove 41a.
  • the load applied to the rib body 511 can be reduced and the rib body 511 can be prevented from bending or breaking.
  • the link portion 53 can connect the plurality of rib bodies 511 to each other so that the plurality of rib bodies 511 can rotate as one body.
  • the link portion 53 includes a link body 531 arranged long along one side of the plurality of rib bodies 511 and a link protrusion 533 provided with a link hole (not shown) into which the link shaft 511a can be inserted. ) includes.
  • the link body 531 is disposed long along the front-to-back direction on one side of the drain rib 51.
  • the link body 531 may connect a plurality of rib bodies 511 inserted into the plurality of link protrusions 533 to each other.
  • the link protrusion 533 is provided to protrude from the link body 531, and the link protrusion 533 is provided with a link hole (not shown) into which the link shaft 511a is inserted.
  • the link protrusions 533 may be provided as many as the number of rib bodies 511.
  • the spacing between the rib bodies 511 may be determined by the spacing at which the link protrusions 533 are arranged.
  • the spacing between the plurality of link protrusions 533 may also be set to be the same so that the spacing between the rib bodies 511 is the same.
  • the passage driving part 55 may be connected to one of the axle protrusions 513a of the plurality of rib bodies 511 to provide power necessary for rotation of the drain rib 51.
  • the passage driving part 55 may preferably be provided as a motor having a rotation axis.
  • the passage driving part 55 may be connected to one of the shaft protrusions 513a through a connecting part 551.
  • the connecting portion 551 may connect the rotation axis (not shown) of the passage driving portion 55 and the shaft protrusion 513a.
  • the connection part 551 is provided between the drain rib 51 and the flow path driving part 55 so that the link body 531 can be disposed between the drain rib 51 and the flow path driving part 55. They can be spaced out at a predetermined interval.
  • Figure 12 is an example showing the operation of the flow path control unit.
  • Figure 12(a) is a diagram showing the first flow path mode (maximum flow path mode)
  • Figure 12(b) is a diagram showing the second flow path mode
  • Figure 12(c) is a diagram showing the third flow path mode (minimum flow path mode).
  • the flow path control unit 5 is configured in a plurality of modes in which the cross-sectional area of the flow path of the support hole 411 can be adjusted. It can be.
  • the flow path control unit 5 may control the rib body 511 to rotate in a range of 0 degrees to 180 degrees with respect to the support portion 4. More preferably, in order to prevent interference between the plurality of rib bodies 511 and the partition member 412, the rib body 511 may be provided to rotate in the range of 0 degrees to 90 degrees. In addition, the flow path adjusting unit 5 can adjust the flow path cross-sectional area of the support hole 411 through the two axes (link shaft 511a and rib axis 513a).
  • the rib body 511 is arranged vertically with respect to the support hole 411. At this time, the cross-sectional area of the flow path of the support hole 411 may be maximized.
  • the arrangement of the drain rib 51 in this way is defined as the first flow path mode.
  • the passage control unit 5 can be placed in the first passage mode. There is. Through this, condensed water discharged from the first heat exchanger 31 disposed on the upper portion of the rib body 511 can be smoothly drained into the drain passage disposed on the lower portion of the rib body 511.
  • Figure 12(b) shows the flow path control unit 5 arranged in the second flow path mode.
  • the second flow path mode is a mode in which the rib body 511 is aligned between the first flow path mode and a third flow path mode to be described later.
  • the rib body 511 may be rotated by 40 to 70 degrees with respect to the support hole 411 or the support body 41. In this way, the arrangement of the rib body 511 at a predetermined angle is defined as the second flow path mode.
  • the residual water removal unit 7 may spray compressed air.
  • the compressed air can pass through the lower area of the first heat exchanger along the rib body 511. That is, if the residual water removal unit 7 is operated in the second flow path mode, not only can residual water in the drain path 236 be removed, but also the lower part of the first heat exchanger and the drain rib ( 51) Remaining condensate can be removed.
  • Figure 12(c) shows the flow path control unit 5 arranged in the third flow path mode.
  • the third flow path mode is a mode in which the rib body 511 is arranged parallel to the support hole 411 or the support body 41.
  • the flow path cross-sectional area of the support hole 411 can be minimized.
  • the mode in which the rib body 511 is arranged so that the passage cross-sectional area of the support hole 411 is minimized is defined as the third passage mode.
  • the compressed air is intensively sprayed into the drain space 235, so the pressure of the air sprayed into the drain flow path 236 This increases. Through this, the condensed water remaining in the drain passage 236 can be more effectively transferred to the drain hole 237.
  • Figure 13(a) is a diagram showing the flow of air flowing into the circulation flow path when the flow path control unit 5 is placed in the first flow path mode
  • Figure 13(b) is a diagram showing the flow of air flowing into the flow path control unit 5.
  • ) is a diagram showing the flow of compressed air sprayed from the residual water removal unit 7 when placed in the second flow path mode
  • FIG. 13(c) shows the flow control unit 5 in the third flow path mode. This is a diagram showing the flow of compressed air sprayed from the residual water removal unit 7 when it is arranged.
  • Figure 13(a) may be a schematic diagram of the drying step to be described later.
  • the circulation fan 36 When the heat exchange unit 3 is operated, the circulation fan 36 operates and air flows into the circulation passage 2.
  • the air introduced into the circulation passage (2) flows into the first heat exchanger (31) through the front surface (311) of the first heat exchanger (31), and flows into the first heat exchanger (31) through the front surface (311) of the first heat exchanger (31). It flows out to the rear of the first heat exchanger (31) through the side (312).
  • the air introduced into the circulation passage (2) passes through the first heat exchanger (31) and discharges condensate. In other words, when the heat exchanger 3 is operated, condensate water may be generated in the first heat exchanger 31.
  • the condensed water generated in the first heat exchanger (31) condenses in the first heat exchanger (31) and moves downward by its own weight, and when the amount of condensed water generated increases, it flows downward from the first heat exchanger (31). It falls. Condensate water falling from the bottom of the first heat exchanger 31 moves to the drain passage 236 through the support hole 411 of the support part 4.
  • the flow path control unit 5 maximizes the cross-sectional area of the flow path of the support hole 411, so that the condensed water discharged from the first heat exchanger 31 can be effectively drained into the drain flow path 236. You can. That is, in order to allow condensed water generated in the first heat exchanger 31 to be smoothly drained into the drain passage 236, the passage control unit 5 is aligned in the first passage mode.
  • FIG. 13(b) it is a schematic diagram of how the residual water removal unit 7 operates while the flow path adjusting part 5 is arranged in the second flow path mode.
  • a portion of the compressed air sprayed from the residual water removal unit (7) moves to the drain port (237) along the drain passage (236), and the remainder moves to the first heat exchanger (31) along the rib body (51). It can be seen that it moves to the mounting space 233 where it is located.
  • Figure 13(b) may be an example of the second residual water removal step, which will be described later.
  • Compressed air moving in the direction of the drain 237 transfers the condensed water remaining in the drain passage 236 to the drain 237, so that the condensed water is stored in the storage unit 61.
  • Compressed air moving to the mounting space 233 along the drain rib 51 causes condensate remaining in the lower portion of the drain rib 51 and the first heat exchanger 31 to be transferred to the drain rib 51 and the first heat exchanger 31. It can be separated from . Therefore, when the residual water removal unit 7 operates in the second flow path mode, the condensed water remaining in the drain flow path 236 or condensed water formed on the lower part of the drain rib 51 and the first heat exchanger 31 is easily removed. It can be removed.
  • Figure 13(c) shows the air movement path when the residual water removal unit 7 is operated while the flow path adjusting part 5 is placed in the third flow path mode. It can be seen that the compressed air sprayed from the residual water removal unit 7 moves to the rear of the drain passage 236 along the drain passage 236.
  • Figure 13(c) may be another example of the second residual water removal step, which will be described later.
  • the compressed air discharged from the residual water removal unit 7 is intensively sprayed into the drain space 235. Since the compressed air injected into the drain space 235 moves backwards (-Z-axis direction) along the drain passage 236, the condensed water remaining in the drain passage 236 is stored through the drain hole 237. We will move to section 61.
  • Figure 14 is an example of the drain flow path, support part, and residual water removal part
  • Figure 15 is a schematic diagram showing the movement of air according to the operation of the flow path control part and the residual water removal part.
  • the residual water removal unit 7 may be disposed at a predetermined distance in front of the support unit 4 (+Z-axis direction). As described above, the air nozzle portion 713 of the residual water removal unit 7 is disposed long on the front surface 7111 along the width direction of the nozzle body 711. At this time, the diameter of the air nozzle unit 713 may vary depending on the position of the air inlet unit 715 so that compressed air can be discharged at a uniform pressure in the width direction.
  • the first nozzle 713a may be placed closest to the air inlet hole 715a of the air inlet 715 compared to the other nozzles 713b and 713c.
  • the diameter D1 of the first nozzle 713a is larger than the diameter D2 of the second nozzle 713b and the diameter D3 of the third nozzle 713c.
  • the diameter D2 of the second nozzle 713b may be larger than the diameter D3 of the third nozzle 713c.
  • the reason why the diameter is smaller as it is located further away from the air inlet hole (715a) in the width direction is that the compressed air injected through the plurality of nozzles is uniformly distributed in the width direction of the drain passage 236. This is to ensure that it is sprayed. If the compressed air is unevenly discharged, the condensate remaining in the drain passage 236 may not be transported uniformly, or a blind spot where condensate remains may occur in the drain passage 236.
  • the first nozzle (713a) is the part where compressed air flowing in through the air inlet hole (715a) approaches first, if the first nozzle (713a) is provided with a large diameter (D1), the movement of compressed air within the nozzle body (711) This stabilizes. Additionally, the pressure or discharge amount of air discharged through the first nozzle 713a may be equal to the pressure or discharge amount of air discharged through the third nozzle 713c.
  • the air nozzle unit 713 can be arranged side by side in the width direction on the front surface 7111 of the nozzle body 711 and uniformly spray compressed air into the drain passage 236 in the width direction.
  • the center of the air inlet hole 715a may be aligned with the first nozzle 713. Through this, the compressed air flowing into the nozzle body 711 is directly discharged to the first nozzle 713a, thereby reducing the amount of air hitting the wall. Additionally, the diameter D4 of the air inlet hole 715a may be larger than the diameter D1 of the first nozzle 713a. Through this, compressed air can be stably introduced into the third nozzle 713c located far from the air inlet hole 715a.
  • the extension body 42 is provided with the guide slit 421.
  • the guide slit 421 provides a flow path through which air flowing into the drainage space 235 or compressed air can flow into the mounting space 233.
  • the cross-sectional area of the flow path (V1) on one side located far from the drain hole 237 may be narrower than the cross-sectional area of the flow path (V2) on the other side.
  • the air pressure on one side of the guide slit 421 may be high, and the air pressure on the other side of the guide slit 421 may be lower than that on one side of the guide slit 421.
  • the guide slit 421 may be provided to include a curve by providing a second curvature (Rb) at a position corresponding to the first curvature (Ra), which will be described later.
  • the guide slit 421 includes a first slit disposed far from the drain 237 in the width direction of the extension body 42, and a second slit disposed close to the drain 237 in the width direction of the extension body 42. It may include three slits and a second slit extending long between the first slit and the third slit.
  • the first slit 421a forms one side of the guide slit 421. That is, the cross-sectional area of the flow path (V1) on one side of the guide slit 421 is provided as the cross-sectional area of the flow path (V1) on one side of the first slit (421a).
  • the first slit 421a may be provided to have the second curvature (Rb). Specifically, the first slit 421a has a second curvature Rb and can extend forward (+Z-axis direction) from one side of the second slit 421b, which will be described later.
  • the first slit 421a may have a cross-sectional flow path area (V1) on one side narrower than a cross-sectional flow path area on the other side.
  • the second slit 421b can connect the other side of the first slit 421a and one side of the third slit 421c, which will be described later.
  • the second slit 421b may have the same channel cross-sectional area on one side and the other side, and the length of the second slit 421b in the width direction may be the same as the first slit 421a or the third slit 421c. It can be provided longer.
  • the second slit 421b can be bent forward at a predetermined angle from one side of the third slit 421c and extend to the first slit 421a. Through this, the entire guide slit 421 can be provided with a gently sloping slope.
  • the third slit 421c forms the other side of the guide slit 421. That is, the cross-sectional area (V2) of the flow path on the other side of the guide slit 421 may be set to the cross-sectional area (V2) of the flow path on the other side of the third slit (423).
  • the guide slit 421 and more specifically, the first slit (421a), the second slit (421b), and the third slit (421c) of the guide slit 421, exert pressure through the difference in flow passage cross-sectional area. It can cause tea. Due to this pressure difference in the width direction, air or compressed air passing through the guide slit 421 can move from one side to the other side.
  • the drain passage 236 has a bent surface 236a extending rearward on one side that is far from the drain hole 237 among both sides, and a rear (-Z) of the drain passage 236. It forms a rear surface disposed in the axial direction and may include a flat surface 236b extending from the other side of the curved surface 236a to the drain hole 237.
  • the bent surface 236a extends from one side of the flat surface 236b, which will be described later, and may have a first curvature Ra and extend forward.
  • the bent surface 236a can guide compressed air uniformly sprayed in the width direction through the air nozzle unit 713 to the drain hole 237. Additionally, blind spots can be reduced at corners far from the drain hole 237 where condensate tends to remain.
  • One side of the flat surface 236b extends from the other side of the bent surface 236a, and the other side may be connected to the drain hole 237.
  • the flat surface 236b may be provided on the rear surface of the drain passage 236. Since the flat surface 236b is provided in the width direction, the movement of condensate and air whose flow direction is bent through the bent surface 236a can be guided to the drain 237.
  • the transfer of condensate from the drain passage 236 to the rear is caused by the residual water removal unit 7, and the transfer of condensate from the rear of the drain passage 236 to the drain 237 is caused by the guide slit ( 421), or/and may be caused by the bent surface 236a and the flat surface 236b.
  • the condensed water remaining in the drain passage 236 can be smoothly transferred to the drain 237.
  • the laundry treatment device 100 may further include a guide portion 9 capable of adjusting the flow path cross-sectional areas of the front surface 311 and the rear surface 312 of the first heat exchanger 31.
  • the guide part (9) guides the air introduced into the circulation passage (2) to the lower area (311b, 312b) of the first heat exchanger (31) to the lower area of the first heat exchanger (31). Condensation water condensed in can be smoothly transferred to the drainage space (235).
  • the front surface 311 and the rear surface 312 of the first heat exchanger 31 may be divided into upper regions 311a and 312a and lower regions 311b and 312b, respectively.
  • the upper area (311a, 312a) of the first heat exchanger (31) may refer to the area from the top to half of the first heat exchanger (31).
  • the lower areas 312a and 312b of the first heat exchanger 31 may refer to the area from the bottom to half of the first heat exchanger 931.
  • the upper areas (311a, 312a) of the first heat exchanger (31) may refer to an area that is greater than 0% and less than or equal to 50% of the top of the first heat exchanger (31).
  • the lower areas (311b, 312b) of the first heat exchanger may refer to an area that is greater than 50% and less than 100% of the top of the first heat exchanger (32).
  • the guide part 9 flows into the first heat exchanger 31 or flows into the first heat exchanger 31 by adjusting the cross-sectional area of the flow path of the open area or mounting space 233 of the first heat exchanger 31.
  • the flow of air passing through (31) can be concentrated or guided.
  • the guide part 9 may cover the first heat exchanger 31 (60% to 90%) so that the air introduced into the circulation passage passes through only at least a partial area of the first heat exchanger 31. That is, the guide portion 9 is connected to the front surface 311 of the first heat exchanger 31 and the first heat exchanger 31 so that at least a portion of the lower regions 311b and 312b of the first heat exchanger are opened.
  • the rear surface 312 can be covered.
  • the guide portion 9 includes a first guide 91 disposed in front of the first heat exchanger 31, a second guide 92 disposed in the rear of the first heat exchanger 31, and the first, It may include a guide driving unit 93 that provides power so that the second guide 92 can rotate.
  • the first guide 91 and the second guide 92 may be rotatable about the first axis 91a and the second axis 92a, respectively, by the guide driving unit 93.
  • the first guide 91 and the second guide 92 can be rotated simultaneously by a single motor and a connecting belt (not shown), or can be rotated simultaneously or separately by having a first motor 931 and a second motor 932, respectively. do
  • the first guide 91 is disposed in front of the first heat exchanger 31 and is provided to adjust the cross-sectional area of the flow path in front of the first heat exchanger 31. That is, the flow path cross-sectional area of the mounting space 233 in front of the first heat exchanger 31 through which air flows in from the front of the first heat exchanger 31 (or the front cross-sectional area of the first heat exchanger 31, or the front opening) area) can be adjusted.
  • the first guide 91 may include a first guide body 911 provided to cover at least part of the front surface of the first heat exchanger 31.
  • covering only means preventing the air flowing into the circulation passage from flowing directly into the first heat exchanger (31), and physically sealing or blocking the front surface (311) of the first heat exchanger (31). It doesn't mean that you do.
  • the first guide 91 is such that when air flows into the interior of the first heat exchanger 31 through the front surface 311 of the first heat exchanger 31, the first guide body 911 is operated by the first guide body 911. 1. At least part of the front surface 311 of the heat exchanger 31 can be covered.
  • the guide unit 9 may include a plurality of guide modes capable of adjusting the cross-sectional area of the flow path of the first heat exchanger 31. This will be described later.
  • Figure 17(a) is a diagram showing the movement of air with the guide part open
  • Figure 17(b) is a diagram showing the movement of air with the guide part closed.
  • the guide portion 9 may be aligned in an open state, that is, in the first guide mode.
  • Figure 17(a) may be the arrangement of the guide portion 9 in the drying step to be described later.
  • the first guide mode is performed on the front surface of the first heat exchanger (31) by the guide part (9) so that the air introduced into the circulation passage (2) can pass through the first heat exchanger (31). 311) and the rear surface 312 of the first heat exchanger 31 are not covered.
  • the first guide mode means that both the first guide 91 and the second guide 92 are open without blocking (or minimizing blocking) the first heat exchanger 31.
  • the air flowing into the circulation passage 2 may flow into the front surface 311 of the first heat exchanger 31 and flow out of the rear surface 312.
  • heat exchange between the first heat exchanger 31 and air can be actively performed. That is, with the guide part 9 placed in the first mode (the guide part open), the air flowing into the circulation passage passes through the first heat exchanger 31 and the second heat exchanger 32 in order. You can see that
  • Figure 17(b) shows the second guide mode in which the guide part 9 is closed, and the mode in Figure 17(b) shows the arrangement of the guide part 9 in the first residual water removal step, which will be described later. It can be.
  • the second guide mode is such that the guide part 9 is provided on the front surface of the first heat exchanger 31 so that the air introduced into the circulation passage 2 can be guided to the lower area of the first heat exchanger 31. It may be in a mode arranged to cover the rear surface 311) and the rear surface 312.
  • the state in which both the first guide 91 and the second guide 92 are rotated to cover the first heat exchanger 31 can be referred to as the second guide mode or the closed state of the guide portion 9.
  • the second guide mode the state in which both the first guide 91 and the second guide 92 are rotated to cover the first heat exchanger 31
  • the closed state of the guide portion 9 can be referred to as the second guide mode or the closed state of the guide portion 9.
  • at least a portion of the lower areas 311b and 312b of the first heat exchanger 31 may be open.
  • the state in which the guide part 9 is open means that the first guide 91 or the second guide 92 does not block the first heat exchanger 31, so that air flows freely into the first heat exchanger 31. This may mean that it is arranged in the first guide mode so that it can flow.
  • the closed state of the guide portion 9 means that the first guide 91 or the second guide 92 is opened on the front surface 311 of the first heat exchanger 31 so that at least a portion of the first heat exchanger 31 is opened. ) and the rear surface 312 may be placed in a second guide mode.
  • the first guide 91 covers the front surface 311 of the first heat exchanger 31 so that only a portion of the front lower area of the first heat exchanger 31 is opened or exposed, and
  • the second guide 92 may be provided to completely cover the rear surface 311 of the first heat exchanger 31.
  • the reason why the second guide (92) completely covers the rear surface of the first heat exchanger (31) is to prevent air passing through the first heat exchanger (31) from supplying condensate to the second heat exchanger (32). It is for this purpose.
  • the plurality of modes are operated by the third guide arranged so that the front surface of the first heat exchanger 31 is covered and the rear surface is open. mode, and a fourth guide mode in which the front surface of the first heat exchanger 31 is open and the rear surface is hidden. That is, in the third guide mode, the first guide 91 is closed and the second guide 92 is open. In the fourth guide mode, the first guide 91 is open and the second guide 92 is closed.
  • the air flowing into the circulation passage flows through the first heat exchanger 31 and the second heat exchanger 32 in order. You can see that it passes. While the heat exchanger (3) is operating, the movement of air introduced into the circulation passage (2) and the movement of condensed water generated in the first heat exchanger (31) have been described above.
  • the air flowing into the circulation passage is directed to the front surface of the first heat exchanger 31, more preferably to the first heat exchanger 31. It flows into the first heat exchanger (31) through the front lower area of the heat exchanger (31). As described above, the air flowing into the first heat exchanger (31) is completely covered by the rear surface of the first heat exchanger (31) by the second guide (92), so the air flows through the support body through hole along with the condensate into the drainage space. flows into.
  • the circulation fan when the circulation fan is operated in the second mode, air is guided to move from the lower area of the first heat exchanger 31 toward the circulation path.
  • the guided air can separate condensed water (residual water) condensed in the lower area of the first heat exchanger 31 from the first heat exchanger and move it to the drainage space.
  • the flow path control unit 5 may be configured in the first flow path mode or the second flow path mode so that the condensed water can move to the drain space 235.
  • Figure 18 is an embodiment of a control method in which the residual water removal step is performed
  • Figure 19 is another embodiment of a control method in which the residual water removal step is performed.
  • the control method of the clothing treatment device 100 includes a drying step of removing moisture from clothes stored in the drum 17 and a drying step after the drying step. It may include a residual water removal step of transferring or removing the generated condensate to the drain 237.
  • the heat exchange unit 3 and the circulation fan 36 are operated.
  • the circulation fan 36 operates, the air inside the drum 17 flows into the circulation passage 2 through the first duct 21, passes through the heat exchanger 3, and then flows into the second duct 22. It is supplied back to the drum 17 through .
  • the guide portion 9 is arranged in the first guide mode. That is, since the guide part 9 is open, the cross-sectional area of the flow path guiding air to the first heat exchanger 31 can be maximized.
  • the flow path control unit 5 is set to the first flow path mode or the second flow path mode. can be placed.
  • the air containing moisture introduced into the circulation passage 2 may be dehumidified and heated while passing through the heat exchange unit 3 and then re-supplied to the drum 17.
  • the residual water removal step is a step of removing condensed water generated in the drying step or transferring it to the drain 237.
  • the residual water removal step includes a first residual water removal step of transferring or removing congealed water remaining in the first heat exchanger 31 to the drainage space 235, and condensed water remaining in the drainage space to the drain 237.
  • the first residual water removal step may be performed after the drying step.
  • the circulation fan 36 may be operated and the guide unit 9 may be in the second guide mode.
  • a drain pump (not shown) is operated to transfer the remaining condensate from the storage unit 61 to the storage tank.
  • the flow path control unit 5 may stop operating and maintain the state arranged in the first flow path mode or the second flow path mode as in the drying step.
  • the residual water removal unit 7 may not operate.
  • the air flowing into the circulation passage passes intensively into the lower area of the first heat exchanger by the guide portion (9). Through this, the condensed water generated in the first heat exchanger in the drying step can be transferred to the drainage space 236.
  • the second residual water removal step may be performed after the drying step, or may be performed after the first residual water removal step.
  • the circulation fan 36 stops operating.
  • the flow path control unit 5 may be arranged in the second flow path mode or the third flow path mode. In other words, the flow control unit 5 is operated in a flow path mode rather than the first flow path mode.
  • the residual water removal unit 7 may be operated to spray compressed air into the drainage space 236. Through this, the condensed water transferred to the drain passage in the first residual water removal step can be transferred to the storage unit 61 through the drain hole 237.
  • the drain pump is operated to discharge the condensed water flowing into the storage unit 61 into the drain tank.
  • the guide part (9) is arranged in an open state, that is, in the first guide mode, as shown in the drawing, so that the air introduced into the mounting space by the residual water removal part (7) flows into the first heat exchanger (31). It may be provided to be movable to the rear of. Alternatively, the guide part 9 is arranged in a closed state, that is, in the second guide mode, to prevent the air introduced into the mounting space by the residual water removal part 7 from moving to the second heat exchanger 32. It can be prevented.
  • the second residual water removal step is to remove condensate inside the circulation passage 236 by operating the flow path control unit 5 and the residual water removal unit 7 after the drying step or the first residual water removal step. As far as possible, it may be a step unrelated to the operation of the guide unit 9.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)

Abstract

La présente demande concerne un appareil de traitement de linge comprenant : un tambour fournissant un espace dans lequel du linge est logé ; un passage de circulation fournissant un passage pour guider de l'air évacué du tambour vers le tambour ; une unité d'échange de chaleur comprenant un ventilateur de circulation qui déplace de l'air le long du passage de circulation, un premier échangeur de chaleur qui déshumidifie l'air se déplaçant le long du passage de circulation, et un second échangeur de chaleur qui chauffe l'air qui a traversé le premier échangeur de chaleur ; une unité de support qui comprend un corps de support supportant la partie inférieure du premier échangeur de chaleur et un orifice de support formé pour traverser le corps de support, et qui divise le passage de circulation en un espace de montage où l'unité d'échange de chaleur est disposée et un espace de drainage où l'eau condensée générée dans le premier échangeur de chaleur est évacuée par l'orifice de support ; une unité de collecte d'eau disposée à l'extérieur du passage de circulation, communiquant avec l'espace de drainage, et possédant une unité de stockage pour stocker de l'eau condensée évacuée dans l'espace de drainage ; et une unité d'élimination d'eau résiduelle qui pulvérise de l'air dans l'espace de drainage de sorte que l'eau condensée s'écoulant dans l'espace de drainage se déplace vers l'unité de collecte d'eau.
PCT/KR2023/018588 2022-11-18 2023-11-17 Appareil de traitement de linge et procédé de commande associé WO2024107019A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2022-0155412 2022-11-18
KR1020220155412A KR20240073506A (ko) 2022-11-18 2022-11-18 의류처리장치 및 의류처리장치의 제어방법

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WO2024107019A1 true WO2024107019A1 (fr) 2024-05-23

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KR (1) KR20240073506A (fr)
WO (1) WO2024107019A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101613963B1 (ko) * 2014-12-08 2016-04-20 엘지전자 주식회사 히트펌프 사이클을 구비한 의류처리장치
KR101970150B1 (ko) * 2019-02-08 2019-08-13 박서현 세탁기의 배수호스 이물질 제거용 장치 및 이를 구비한 세탁기
KR20210080039A (ko) * 2019-12-20 2021-06-30 삼성전자주식회사 의류 건조기
KR20210106223A (ko) * 2020-02-20 2021-08-30 엘지전자 주식회사 건조기
KR20210114723A (ko) * 2020-03-11 2021-09-24 엘지전자 주식회사 의류처리장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101613963B1 (ko) * 2014-12-08 2016-04-20 엘지전자 주식회사 히트펌프 사이클을 구비한 의류처리장치
KR101970150B1 (ko) * 2019-02-08 2019-08-13 박서현 세탁기의 배수호스 이물질 제거용 장치 및 이를 구비한 세탁기
KR20210080039A (ko) * 2019-12-20 2021-06-30 삼성전자주식회사 의류 건조기
KR20210106223A (ko) * 2020-02-20 2021-08-30 엘지전자 주식회사 건조기
KR20210114723A (ko) * 2020-03-11 2021-09-24 엘지전자 주식회사 의류처리장치

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