WO2023096364A1 - Lave-vaisselle - Google Patents

Lave-vaisselle Download PDF

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Publication number
WO2023096364A1
WO2023096364A1 PCT/KR2022/018694 KR2022018694W WO2023096364A1 WO 2023096364 A1 WO2023096364 A1 WO 2023096364A1 KR 2022018694 W KR2022018694 W KR 2022018694W WO 2023096364 A1 WO2023096364 A1 WO 2023096364A1
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WO
WIPO (PCT)
Prior art keywords
cartridge
detergent
case
space
frame
Prior art date
Application number
PCT/KR2022/018694
Other languages
English (en)
Korean (ko)
Inventor
이성훈
박범철
손영수
김대규
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.)
Filing date
Publication date
Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Publication of WO2023096364A1 publication Critical patent/WO2023096364A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/44—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/44—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants
    • A47L15/4445—Detachable devices
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/44—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants
    • A47L15/4463—Multi-dose dispensing arrangements
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/44—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants
    • A47L15/449—Metering controlling devices

Definitions

  • the present disclosure relates to a dishwasher, and more particularly, to a detergent supply device for supplying detergent into a tub.
  • a dishwasher is a device that sprays washing water mixed with a detergent onto a washing object accommodated in a tub to remove foreign substances attached to the washing object.
  • the dishwasher may include a detergent supply device for supplying detergent into the tub, and washing water is produced by mixing detergent supplied from the detergent supply device and water in the tub.
  • the detergent supply device may include a cartridge storing detergent and an auxiliary chamber connected to the cartridge, and the detergent inside the cartridge is temporarily stored in the auxiliary chamber and then supplied into the tub.
  • the conventional detergent supply device has a problem in that the amount of detergent leaking from the cartridge to the auxiliary chamber cannot be adjusted.
  • the present disclosure aims to address the foregoing and other problems.
  • Another object of the present disclosure may be to facilitate flow path connection between a cartridge and a connector.
  • Another object of the present disclosure may be to secure a flow path connection between a cartridge and a connector.
  • Another object of the present disclosure may be to prevent leakage of detergent at a connection portion between a cartridge and a connector passage.
  • Another object of the present disclosure may be to regulate the flow rate of detergent exiting the cartridge to the connector.
  • Another object of the present disclosure may be to facilitate mounting of a cartridge into a case of a detergent supply device.
  • a dishwasher for achieving the above object includes a cabinet; a tub disposed inside the cabinet; and a detergent supply device supplying detergent into the tub.
  • the detergent supply device includes a case having a space formed therein and an opening formed at one side thereof.
  • the detergent supply device includes a cartridge disposed inside the case and storing the detergent.
  • the cartridge has an outlet through which the detergent exits.
  • the detergent supply device includes a connector disposed inside the case.
  • the connector has an inlet into which detergent flowing out of the cartridge is introduced.
  • the connector has a detergent supply hole communicating with the inner space of the tub.
  • the detergent supply device includes a cover that opens and closes the opening of the case.
  • the cover may protrude into the case and include a block connecting the outlet and the inlet, so that the cartridge and the detergent passage of the connector may be connected by coupling the case and the cover.
  • the block may have a channel communicating the outlet and the inlet.
  • the channel may be connected to the outlet and the inlet when the cover closes the opening.
  • the detergent supply device may include a first flow path formed inside the cartridge and positioned upstream of the outlet.
  • the detergent supply device may include a second flow path formed inside the connector and located downstream of the inlet.
  • the block may connect the first flow path and the second flow path.
  • the outlet and the inlet may be spaced apart from each other.
  • the detergent supply device may include a recess formed between the outlet and the inlet and into which the block is inserted.
  • the outlet and the inlet may open in the same direction.
  • the block may connect the outlet and the inlet, which are opened in the same direction.
  • the cover may include a cover body facing the cartridge.
  • the cover may include a cover sidewall extending from the cover body to the inside of the case.
  • the block may include a first block protruding from the cover body to the inside of the case.
  • the block may include a second block spaced apart from the first block and connected to the sidewall of the cover.
  • the block may include a channel formed between the first block and the second block.
  • the second block may include a second body facing the first block.
  • the second block may include a second sidewall protruding from the second body toward the inside of the case.
  • the second block may include a second second side wall that protrudes from the second body toward the inside of the case and is spaced apart from the second one side wall.
  • the cartridge may include a first edge inserted between the second one side wall and the second other side wall.
  • the connector may include a second edge inserted between the second one sidewall and the second other sidewall and facing the first edge.
  • the cartridge may include a cartridge body forming a space in which detergent is accommodated.
  • the cartridge may include a plate disposed below the cartridge body.
  • the cartridge may include an outlet port coupled to the plate and having the outlet.
  • the detergent supply device may include a sealer disposed between the outlet and the block.
  • the connector may include an inlet port having the inlet.
  • the connector may include a connection portion formed on one side of the inlet port and into which the block is inserted.
  • the case may include a first space in which the cartridge is disposed.
  • the case may include a second space in which the connector is disposed.
  • a part of the block may be located in the first space.
  • the remainder of the block may be located in the second space.
  • the detergent supply device may include a valve that blocks an inner space of the connector from the second flow path.
  • the valve may block an inner space of the connector from the second flow path when the cover opens the opening.
  • the cartridge may include a frame disposed inside the cartridge and spaced apart from an inner wall of the cartridge.
  • the cartridge may be partitioned into a storage space and a leakage space based on the frame.
  • a leakage gap may be formed between the frame and an inner wall of the cartridge to communicate the storage space and the leakage space.
  • the dishwasher includes a door rotatably coupled to the cabinet and in which the detergent supply device is disposed.
  • the cartridge may be mounted inside the case when the door opens the inner space of the cabinet.
  • Detergent inside the cartridge may be introduced into the leak space through the leak gap when the cartridge is installed inside the case.
  • the frame may include a first frame extending toward the door.
  • the frame may include a second frame extending from the first frame toward the door in a direction crossing the first frame.
  • the cartridge may include an outer frame that forms a space in which detergent is stored and is inserted into the inner space of the case through the opening and coupled to the case.
  • the cartridge may have a communication hole facing the leakage gap.
  • the cartridge may be connected to the frame.
  • the flow path connection between the cartridge and the connector can be strengthened by the coupling of the case and the cover.
  • leakage of detergent between a cartridge and a connector may be prevented through arrangement of an outlet port, an inlet port, or a sealer.
  • FIG. 1 is a front view of a dishwasher according to an embodiment of the present disclosure.
  • FIG. 2 is an internal structure diagram of a dishwasher according to an embodiment of the present disclosure.
  • FIG 3 is a rear perspective view of a door according to an embodiment of the present disclosure.
  • FIG. 4 is a perspective view of a detergent supply device according to an embodiment of the present disclosure.
  • FIG 5 is a part of an exploded view of the detergent supply device according to an embodiment of the present disclosure.
  • FIG. 6 is a perspective view of a cartridge according to an embodiment of the present disclosure.
  • FIG. 7 is a cross-sectional view of a detergent supply device according to an embodiment of the present disclosure.
  • FIG. 8 is an exploded view of a detergent supply device case and a cover according to an embodiment of the present disclosure.
  • FIG. 9 is a conceptual diagram illustrating a flow path connection of a detergent supply device according to an embodiment of the present disclosure.
  • FIG. 10 is a diagram illustrating mounting of a cartridge according to another embodiment of the present disclosure.
  • FIG. 11 is a diagram illustrating mounting of a cartridge according to another embodiment of the present disclosure.
  • the dishwasher 1 includes a cabinet 10 in which a tub 100 (see FIG. 2) for accommodating objects to be washed is disposed, and a door 20 disposed in front of the cabinet 10.
  • the cabinet 10 may form the outer shape of the dishwasher 1 and may have a rectangular column shape.
  • the front of the cabinet 10 may be opened, and an object to be washed may be introduced into the tub 100 through the opening of the cabinet 10 .
  • the door 20 may open or close the opening of the cabinet 10 .
  • the door 20 may close the opening to seal the tub 100 , and open the opening to allow the tub 100 to communicate with the outside of the cabinet 10 .
  • the dishwasher 1 may include a control panel 30 disposed above the door 20 .
  • the control panel 30 may be a display capable of displaying driving information of the dishwasher 1 and selecting an operation course of the dishwasher 1 .
  • the control panel 30 may be connected to the door 20 to form a front surface of the door 20 .
  • the control panel 30 is connected to the door body 21 and can move forward together with the door body 21 .
  • the control panel 30 may be moved forward to open the opening of the cabinet 10 .
  • the tub 100 accommodates an object to be washed. Washing water is sprayed into the tub 100 .
  • the tub 100 is disposed inside the cabinet 10 and forms a washing space 100S in which a washing target is accommodated.
  • a driving unit 200 for circulating washing water is disposed at the lower side of the tub 100.
  • the driving unit 200 may be disposed inside the cabinet 10 .
  • the driving unit 200 forms a driving space 200S in which structures for circulation of washing water, which will be described later, are disposed.
  • an upper rack 110 on which an object to be washed is seated, and a lower rack 120 disposed below the upper rack 110 and on which an object to be washed is seated may be disposed.
  • a plurality of spray tubes 150 , 160 , and 170 may be disposed to spray washing water toward washing objects seated on the upper rack 110 and the lower rack 120 .
  • the injection tubes 150 , 160 , and 170 may have a bar shape extending in the width direction of the racks 110 and 120 and may have a rotation shaft extending in the width direction of the racks 110 and 120 .
  • the injection tubes 150, 160, and 170 may have a cross shape formed by crossing two types of frames arranged side by side with the racks 110 and 120, and may have a rotation shaft extending in the vertical direction.
  • the injection tubes 150 , 160 , and 170 may have a tube shape and may be disposed below the upper rack 110 or below the lower rack 120 .
  • the injection tubes 150, 160, and 170 may have a cross-shaped shape and may be referred to as "a spray rock".
  • the plurality of injection tubes 150, 160, and 170 include a lower injection tube 150 disposed below the lower rack 120 and an upper injection tube disposed between the upper rack 110 and the lower rack 120 ( 160) and a top spray tube 170 disposed above the upper rack 110.
  • the lower injection tube 150 and the upper injection tube 160 may be referred to as “injection arms”.
  • Each of the plurality of injection tubes 150 , 160 , and 170 may receive washing water from the washing pump 220 .
  • a first injection pipe 130 and a second injection pipe 140 extending from the driving unit 200 may be disposed.
  • the first injection pipe 130 extends upward from the switching valve 240 and may extend toward the upper injection tube 160 .
  • the second injection pipe 140 extends upward from the switching valve 240 and may extend toward the top injection tube 170 .
  • the upper spray tube 160 may be connected to the first spray pipe 130 and receive washing water through the first spray pipe 130 .
  • the top spray tube 170 may be connected to the second spray tube 140 and receive washing water through the second spray tube 140 .
  • the dishwasher 1 may not include the first injection pipe 130 and the second injection pipe 140, but only a single second injection pipe 140.
  • the upper injection tube 160 and the top injection tube 170 are connected to the second injection pipe 140, respectively, so that washing water may be supplied through the second injection pipe 140.
  • the washing water introduced into the second injection pipe 140 through the switching valve 240 may be distributed to the upper injection tube 160 and the top injection tube 170, respectively.
  • the lower injection tube 150 is connected to the switching valve 240 and can receive washing water through the switching valve 240 .
  • the lower spray tube 150 may be rotatably disposed in the tub 100 and may be rotated using an upper and lower shaft as a rotation shaft to spray washing water toward the lower portion of the lower rack 120 .
  • the lower injection tube 150 may include a plurality of lower injection nozzles 151 .
  • the lower spray nozzle 151 may open toward the washing space 100s and spray washing water toward the lower rack 120 .
  • the upper spray tube (spray arm) 160 may be rotatably disposed in the tub 100 and may be rotated using an upper and lower shaft as a rotation shaft to spray washing water to the lower portion of the upper rack 110 .
  • the upper injection tube 160 may include a plurality of upper injection nozzles 161 .
  • the upper spray nozzle 161 may open toward the washing space 100s.
  • the lower injection nozzle 151 and the upper injection nozzle 161 may be referred to as “injection nozzles”.
  • the top spray tube 170 may be rotatably disposed on the upper side of the tub 100 and may spray washing water toward the inside of the tub 100 .
  • a steam spray nozzle 180 for supplying steam into the tub 100 is disposed.
  • the steam spray nozzle 180 may be disposed in front of the tub 100 adjacent to the door 20 .
  • the steam spray nozzle 180 may be disposed to face the lower rack 120 .
  • the steam injection nozzle 180 may be connected to the washing pump 220 of the driving unit 200 to receive steam generated by the washing pump 220 .
  • the washing space 100S may be defined as a space in which a washing object, a plurality of injection tubes 150, 160, and 170, and a steam nozzle 180 are disposed, and the driving space 200S is a portion of the washing space 100S. It may be defined as a space for circulation of washing water formed on the lower side.
  • the drive unit 200 includes a sump 210 collecting washing water sprayed toward the washing space 100S, a washing pump 220 extruding the washing water collected in the sump 210 toward the tub 100, and washing A heater 230 connected to the pump 220 to heat the washing water flowing in the washing pump 220, a switching valve 240 distributing the washing water extruded from the washing pump 220, and collecting water in the sump 210
  • a drain pump 250 extruding the washed water out of the cabinet 10 may be included.
  • the sump 210 may include a filter 211 that filters foreign substances contained in the collected washing water.
  • the sump 210 may be connected to an external water source (not shown) through a water supply pipe 213 and may receive washing water from an external water source (not shown).
  • a water supply valve 214 for adjusting the flow rate of washing water in the water supply pipe 213 may be disposed in the water supply pipe 213 .
  • the washing pump 220 may be connected to the sump 210 through a pump inlet pipe 223 . Washing water collected into the sump 210 may flow into the washing pump 220 through the pump inlet pipe 223 when the washing pump 220 is operated.
  • the heater 230 may heat the washing water introduced into the washing pump 220 to generate hot water or steam.
  • the heater 230 may be disposed below the washing pump 220 and may be integrally manufactured with the washing pump 220 .
  • Washing water in a warm water state heated by the washing pump 220 may flow into the switching valve 240 through the pump discharge pipe 234 . Washing water flowing into the switching valve 240 may be distributed to the spray arm 150 , the first distribution pipe 130 and the second distribution pipe 140 . The switching valve 240 may selectively flow the introduced washing water to one of the spray arm 150 , the first distribution pipe 130 and the second distribution pipe 140 .
  • Washing water in a steam state heated by the washing pump 220 may flow to the steam nozzle 180 through the steam nozzle inlet pipe 183 .
  • the steam nozzle 180 may be connected to the washing pump 220 through the steam nozzle inlet pipe 183 and receive steam from the washing pump 220 .
  • the drain pump 250 may be connected to a drain pipe 254 extending to the outside of the cabinet 10 . Washing water collected inside the sump 210 may be extruded by the drain pump 250 and discharged to the outside of the cabinet 10 through the drain pipe 254 .
  • a detergent supply device 300 for supplying detergent to the inside of the tub 100 may be disposed in the washing space 100s.
  • the detergent supply device 300 may be coupled to the door 20 .
  • the detergent supply device 300 may be coupled to the rear surface of the door 20 .
  • the detergent supply device 300 may supply detergent to the washing space 100s.
  • the detergent supply device 300 When the door 20 is opened, the detergent supply device 300 may be drawn out to the front of the cabinet 10 together with the door 20 . When the door 20 moves forward from the cabinet 10 and is disposed in a horizontal direction, the detergent supply device 300 may also be disposed in a horizontal direction. After the user opens the door 20 and arranges the detergent supply device 300 in the horizontal direction, the cartridge 350 (see FIG. 8) can be installed inside the case 310 (see FIG. 8) to be described later. . When the door 20 is closed, the detergent supply device 300 may be disposed in a vertical direction. When the detergent supply device 300 is vertically arranged, the detergent inside the cartridge 350 (see FIG. 7) may flow downward due to gravity.
  • the door 20 may be rotatably coupled to the cabinet 10 .
  • the door 20 may include a rotary arm 24 coupled to the cabinet 10 .
  • the door 20 may be rotated around the rotary arm 24 coupled with the cabinet 10 .
  • the door 20 may include a front panel 20a forming the front surface of the door 20 and a rear panel 20b coupled to the front panel 20a and disposed facing the inside of the tub 100 .
  • the rear panel 20b may be recessed toward the front panel 20a.
  • the rear panel 20b may have a groove 20c recessed toward the front panel 20a.
  • the detergent supply device 300 may be coupled to the rear surface of the door 20 .
  • the detergent supply device 300 may be disposed in the groove 20c.
  • the detergent supply device 300 may be disposed to face the inside of the washing space 100S when the door 20 is closed.
  • the cartridge 350 (see FIG. 7) and the connector 360 (see FIG. 7) disposed inside the detergent supply device 300 may be arranged in a vertical direction when the door 20 is closed.
  • the detergent supply device 300 may move in a direction away from the tub 100 when the door 20 is opened.
  • the cartridge 350 (see FIG. 8) and the connector 360 (see FIG. 8) disposed inside the detergent supply device 300 may be arranged in a horizontal direction when the door 20 is opened.
  • the detergent supply device 300 may include a case 310 having a space therein and a cover 320 opening and closing the inner space of the case 310 .
  • the case 310 may be coupled to the door 20 .
  • the case 310 may be fixed to the door 20 .
  • the cover 320 may be detachably disposed on the case 310 .
  • the cover 320 may be separated from the case 310 to open the inner space of the case 310 .
  • the detergent supply device 300 may include a valve 330 that controls the flow rate of detergent supplied into the tub 100 .
  • a plurality of valves 330 may be provided. Objects controlled by the plurality of valves 330 may be different.
  • a plurality of cartridges 350 (see FIG. 6) may be disposed inside the case 310, and different types of detergents may be stored in each cartridge 350.
  • Each of the plurality of valves 330 may adjust the flow rate of the detergent stored in each of the plurality of cartridges 350 .
  • the plurality of valves 330 may include a first valve 331 , a second valve 332 , and a third valve 333 .
  • Each of the plurality of cartridges 350 may store various types of detergents such as detergents, rinses, and enzymes.
  • the case 310 may include a first space 310s1 in which the cartridge 350 is disposed and a second space 310s2 in which the connector 360 is disposed.
  • the first space 310s1 may be referred to as a “detergent storage space” in which detergent is stored.
  • a separate detergent container (not shown) may be disposed in the first space 310s1.
  • the detergent supply device 300 may inject detergent from the outside of the case 310 into the detergent container disposed in the detergent storage space.
  • the cartridge 350 may be inserted into the detergent storage space.
  • the cartridge 350 may be disposed within the detergent storage space, and detergent may be stored inside the cartridge 350 .
  • the first space 310s1 and the second space 310s2 may be arranged vertically and communicate with each other.
  • the first space 310s1 and the second space 310s2 may be a concept for dividing a space in which the cartridge 350 or the connector 360 is disposed.
  • a part of the block 324 (see FIG. 7) to be described later may protrude toward the first space 310s1, and the rest of the block 324 may protrude toward the second space 310s2.
  • the case 310 includes a case body 311 forming an outer shape and a space therein, a first body 312 disposed inside the case body 311, and a cover 320 from the first body 312.
  • a third body 314 extending toward the cover 320 and spaced apart from the second body 313 may be included.
  • the first body 311 may be spaced apart from the cover 320 and may be disposed parallel to the cover 320 .
  • the second body 313 and the third body 314 may extend from the first body 311 toward the cover 320 .
  • the first body 312, the second body 313, and the third body 314 may be connected to each other to form a 'c' shape.
  • the second space 310s2 may refer to a space surrounded by the first body 312 , the second body 313 , and the third body 314 .
  • the second space 310s2 may be formed between the second body 313 and the third body 314 .
  • the connector 360 may be mounted inside the second space 310s2.
  • the connector 360 may include a holder 365 coupled to the second body 313 .
  • the holder 365 may be formed on each of both sidewalls of the connector 360 .
  • Each of the second body 313 and the third body 314 may include a fixing protrusion 316 protruding toward the second space 310s2.
  • the fixing protrusion 316 may be coupled with the holder 365 of the connector 360 .
  • a space into which the fixing protrusion 316 is inserted may be formed inside the holder 365 .
  • the fixing protrusion 316 is coupled to the holder 365 so that the connector 360 can be fixed to the case 310 .
  • the first body 312 may include a valve hole 315 opened and closed by the valve 330 .
  • the valve hole 315 may provide a space into which the valve 330 is inserted.
  • the valve 330 may move forward and backward in the inner space of the valve hole 315 to open and close the inlet of the valve hole 315 .
  • the valve hole 315 can be opened, and when the valve 330 moves toward the door 20, the valve hole 315 opens. can be closed.
  • the detergent supply device 300 may include a valve moving device 340 in which the valve 330 is accommodated.
  • the valve moving device 340 may be coupled to the case 310 .
  • the valve moving device 340 may be coupled to the case 310 and the door 20 .
  • the valve moving device 340 may move the valve 330 by an electromagnetic method.
  • the valve moving device 340 may be a solenoid.
  • the connector 360 includes a connector body 361 inserted into the case 310, a discharge chamber 362 coupled to the connector body 361, an inlet 363a into which detergent discharged from the cartridge 350 flows, and an inlet It may include an inlet port 363 in which 363a is formed and a connection portion 364 into which a block 324 of the cover 320 to be described later is inserted.
  • the connector body 361 may be inserted into the second space 310s2 and fixed to the case 310 .
  • the connector body 361 may include a holder 365 .
  • the discharge chamber 362 may provide a space in which detergent is stored.
  • Valve 330 may be inserted into discharge chamber 362 .
  • the inlet 363a may be connected to a block 324 (see FIG. 7) of the cover 320 to be described later. Detergent discharged from the cartridge 350 may flow into the connector 360 through the inlet 363a.
  • the inlet port 363 may include an inlet 363a.
  • the inlet 363a may be formed by being opened to the inlet port 363 .
  • a connection portion 364 may be formed in front of the inlet 363a.
  • the connection part 364 may refer to a partial space cut out of the connector body 361 .
  • a block 324 (see FIG. 7) to be described later may be inserted into the connecting portion 364 and connected to the inlet port 363.
  • a channel 382 (see FIG. 7) of a block 324 (see FIG. 7) described later may be connected to an inlet 363a when the block 324 is connected to an inlet port 363.
  • Detergent introduced into the connector 360 through the inlet 363a may flow downward toward the discharge chamber 362 .
  • the discharge chamber 362 may be located lower than the inlet 363a. Detergent introduced through the inlet 363a may flow into the discharge chamber 362 by gravity.
  • the valve 330 may be movably disposed inside the discharge chamber 362 .
  • the valve 330 may open and close the first discharge hole 362a of the discharge chamber 362 .
  • the detergent introduced through the inlet 363a flows through the inlet 363a and the first discharge hole 362a of the discharge chamber 362.
  • the valve 330 opens the first discharge hole 362a of the discharge chamber 362, detergent introduced through the inlet 363a may flow into the discharge chamber 362.
  • the first discharge hole 362a of the discharge chamber 362 may be closed.
  • the valve 330 is moved toward the door 20, the first discharge hole 362a of the discharge chamber 362 may be opened.
  • the valve 330 opens and closes the first discharge hole 362a and the second discharge hole 362b of the discharge chamber 362, so that detergent flows into the discharge chamber 362 and detergent flows out of the discharge chamber 362. can be adjusted.
  • the cartridge 350 includes a cartridge body 351 in which detergent is stored, a partition wall 352 disposed inside the cartridge body 351, a plate 353 coupled to the cartridge body 351, and an outlet coupled to the plate 353. It may include a port 354 and an outlet 355 formed in the outlet port 354 .
  • the cartridge body 351 may provide a space in which detergent is stored. Different types of detergents may be stored inside the cartridge body 351 . For example, detergent, rinse, and enzymes may be stored in the cartridge body 351 .
  • a space formed inside the cartridge body 351 may be defined as a “detergent storage space”.
  • the detergent storage space may refer to an inner space of the cartridge 350.
  • the detergent storage space of the cartridge 350 may be located inside the case 310.
  • the barrier rib 352 may be disposed vertically inside the cartridge body 351 .
  • the partition wall 352 may partition spaces in which different detergents are stored. Detergents of different types may be stored between the plurality of partition walls 352 .
  • the plate 353 may be disposed on the lower side of the cartridge body 351 .
  • the plate 353 may be made of a more durable material than the cartridge body 351 .
  • the cartridge body 351 may be made of a vinyl material, and the plate 353 may be made of a plastic material.
  • the outlet port 354 may be coupled to the plate 353.
  • the outlet port 354 may be separated from the plate 353.
  • the outlet 355 may be formed by being opened to the outlet port 354 . Detergent stored inside the cartridge 350 may escape from the cartridge 350 through the outlet 355 .
  • FIG. 7 shows the internal structure of the detergent supply device 300 when the door 20 is closed.
  • the detergent supply device 300 includes a case 310 having a space inside, a cover 320 for opening and closing the inner space of the case 310, a cartridge 350 disposed inside the case 310 and storing detergent, and a case 310 and may include a connector 360 through which detergent is introduced from the cartridge 350.
  • the detergent supply device 300 may include a flow path 380 through which detergent stored in the cartridge 350 is supplied into the tub 100 .
  • the flow path 380 may include a first flow path 381 formed inside the cartridge 350 , a channel 382 formed on the cover 320 , and a second flow path 383 formed inside the connector 360 .
  • the first flow path 381 may mean a path through which detergent flows inside the cartridge 350 .
  • the first flow path 381 may be connected to the outlet 355 .
  • Detergent inside the cartridge 350 may flow to the outlet 355 through the first flow path 381 .
  • the channel 382 may connect the first flow path 381 and the second flow path 383 .
  • the channel 382 may connect the outlet 355 and the inlet 363a. Detergent flowing into the channel 382 through the outlet 355 may pass through the channel 382 and flow into the inlet 363a.
  • the second flow path 383 may refer to a path through which detergent flows inside the connector 360 .
  • the second flow path 383 may be connected to the inlet 363a.
  • Detergent introduced into the second flow path 383 through the inlet 363a may pass through the second flow path 383 and flow into the discharge chamber 362 .
  • the valve 330 may be disposed to be movable in the forward and backward directions, and may block communication between the second flow path 383 and the discharge chamber 362 .
  • the valve 330 may block the first discharge hole 362a of the discharge chamber 362 .
  • the detergent in the second passage 383 may not be introduced into the discharge chamber 362.
  • valve 330 When the valve 330 opens the first discharge hole 362a of the discharge chamber 362, detergent in the second passage 383 may flow into the discharge chamber 362.
  • the valve 330 may open the second discharge hole 362b of the discharge chamber 362 to supply detergent in the discharge chamber 362 into the tub 100 .
  • the detergent supply device 300 may include a guide 370 disposed below the discharge chamber 362 .
  • the guide 370 may obliquely extend toward the washing space 100S of the tub 100 .
  • the detergent discharged through the second discharge hole 362b of the discharge chamber 362 may flow along the guide 370 and be supplied into the tub 100 .
  • the guide 370 may form a supply passage 385 communicating with the second discharge hole 362b of the discharge chamber 362 .
  • the cover 320 may include a block 324 forming a channel 382 .
  • Channel 382 may be formed inside block 324 .
  • the channel 382 may connect the outlet 355 and the inlet 363a.
  • valve 330 may close the first discharge hole 362a of the discharge chamber 362 .
  • the channel 382 may connect the first flow path 381 and the second flow path 383 .
  • the cover 320 may include a cover body 321 forming an outer shape and a block 324 protruding from the cover body 321 toward the inside of the case 310 .
  • the block 324 may include a first block 322 and a second block 323 spaced apart from the first block 322 .
  • the second block 323 may be spaced apart from the first block 322 toward the inside of the case 310 .
  • the first block 322 includes a first body 322a facing the outlet 355 and the inlet 363a, a first side wall 322b protruding from the first body 322a toward the inside of the case 310, and It may include a first other side wall 322c that protrudes from the first body 322a toward the inside of the case 310 and is spaced apart from the first one side wall 322b.
  • the first one side wall 322b and the first other side wall 322c may be spaced apart from each other in the vertical direction.
  • the second block 323 includes a second body 323a spaced apart from the first body 322a toward the inside of the case 310, and a second side wall protruding from the second body 323a toward the inside of the case 310. (323b) and a second second side wall 323c protruding from the second body 323a toward the inside of the case 310 and spaced apart from the second one side wall 323b.
  • the second one side wall 323b and the second other side wall 323c may be spaced apart from each other in the vertical direction.
  • the cartridge 350 may include a first edge 359 that protrudes toward the second block 323 and is inserted between the second one side wall 323b and the second other side wall 323c.
  • the connector 360 may include a second edge 369 that protrudes toward the second block 323 and is inserted between the second one side wall 323b and the second other side wall 323c.
  • a channel 382 may connect the outlet 355 and the inlet 363a.
  • the channel 382 includes a first channel 382a formed between the first one side wall 322b and the second one side wall 323b, and a second channel formed between the first body 322a and the second body 323a ( 382b) and a third channel 382c formed between the first other side wall 322c and the second other side wall 323c.
  • the second channel 382b may extend vertically.
  • the first channel 382a and the third channel 382c may extend in a direction crossing the second channel 382b.
  • the first channel 382a may be connected to the outlet 355 .
  • the first channel 382a may communicate with the first flow path 381 .
  • the third channel 382c may be connected to the inlet 363a.
  • the third channel 382c may communicate with the second flow path 383 .
  • the outlet 355 and the inlet 363a may open in the same direction.
  • the outlet 355 and the inlet 363a may be spaced apart from each other in the vertical direction.
  • Detergent inside the cartridge 350 may escape from the outlet 355 by gravity and flow into the channel 382 .
  • the detergent introduced into the channel 382 may flow downward by gravity and be introduced into the inlet 363a.
  • Cartridge 350 may include a frame 356 disposed inside cartridge 350 .
  • the frame 356 may be formed by bending inside the cartridge 350 .
  • the frame 356 includes a first frame 356a facing the lower wall 351b of the cartridge 350 and a second frame extending from the first frame 356 toward the upper wall 351a of the cartridge 350 ( 356b).
  • the first frame 356a may be disposed parallel to the lower wall 351b of the cartridge 350 .
  • the lower wall 351b of the cartridge 350 may be a plate 353 (see FIG. 6).
  • the second frame 356b may obliquely extend from the first frame 356a toward the upper wall 351a of the cartridge 350 .
  • the second frame 356b may be inclined so as to be closer to the front wall 351c of the cartridge 350 toward the upper side.
  • the frame 356 may include a frame end 356c spaced apart from the upper wall 351a of the cartridge 350 .
  • the frame end 356c may be positioned lower than the upper wall 351a of the cartridge 350 .
  • the cartridge 350 may include a leak gap 357 formed between the frame end 356c and the upper wall 351a of the cartridge 350 .
  • the cartridge 350 may include a storage space 350s1 formed on one side of the frame 356 and a leakage space 350s2 formed on the other side of the frame 356.
  • the leakage gap 357 may be positioned between the storage space 350s1 and the leakage space 350s2. Detergent in the storage space 350s1 may move to the leakage space 350s2 through the leakage gap 357 .
  • the storage space 350s1 may be formed between the rear wall 351d of the cartridge 350 and the second frame 356b.
  • the storage space 350s1 may be formed between the upper wall 351a of the cartridge 350 and the first frame 356a.
  • the leak space 350s2 may be formed between the front wall 351c of the cartridge 350 and the second frame 356a.
  • the leak space 350s2 may be formed between the lower wall 351b of the cartridge 350 and the first frame 356b.
  • FIG. 8 shows the internal structure of the detergent supply device 300 when the door 20 is opened and the door 20 and the detergent supply device 300 are arranged in a horizontal direction.
  • the user may open the door 20 and separate the cover 320 while the detergent supply device 300 is horizontally disposed.
  • a user may replace the cartridge 350 disposed inside the case 310 by removing the cover 320 .
  • the first flow path 381 and the second flow path 383 may be connected to each other by a channel 382. there is.
  • the cover 320 may open and close the opening 311s of the case 310 .
  • a user may mount the cartridge 350 through the opening 311s of the case 310 .
  • the user may mount the cartridge 350 inside the case 310 and then close the opening 311s by combining the cover 320 with the case 310 .
  • the cover 320 includes a cover plate 321a facing the cartridge 350 and the connector 360, a cover sidewall 321d extending from the cover plate 321a toward the case 310, the cover plate 321a and the cover.
  • the block 324 may protrude from the cover plate 321a toward the inside of the case 310 and may be coupled to the cover sidewall 321d.
  • the cover side walls 321d may be formed in pairs on both sides of the cover plate 321a.
  • the block 324 may extend between the pair of cover side walls 321d.
  • the channel 382 may connect the first flow path 381 and the second flow path 383 .
  • a recess 384 into which the block 324 is inserted may be formed between the outlet 355 and the inlet 363a.
  • the first block 322 and the second block 323 may be inserted into the recess 384 .
  • the cartridge 350 may include a first boundary wall 359a extending from the inner space of the case 310 toward the cover 320 .
  • the connector 360 may include a second boundary wall 368 extending toward the cover 320 .
  • the recess 384 may be formed between the first boundary wall 359a and the second boundary wall 368 .
  • the block 324 may be inserted between the first boundary wall 359a and the second boundary wall 368 .
  • the first block 322 may engage the first boundary wall 359a and the second boundary wall 368.
  • the first edge 359 and the second edge 369 may be inserted into the second block 323 and coupled with the second block 323. .
  • the outlet 355 and the inlet 363a may be connected to each other through the channel 382 .
  • a plurality of outlet ports 354 may be disposed corresponding to the number of types of detergent accommodated in the cartridge 350 .
  • a plurality of outlets 355 may be formed corresponding to the number of the plurality of outlet ports 354 .
  • the cartridge 350 may include a bridge 358 connecting the plurality of outlet ports 354 .
  • the plurality of outlet ports 354 and the bridge 358 may be integrated.
  • the cartridge 350 may include a sealer 355a disposed in the outlet 355 .
  • the sealer 355a may be disposed between the outlet 355 and the block 324.
  • a sealer 355a may be disposed between the outlet 355 and the channel 382 .
  • the sealer 355a may seal a junction between the first flow path 381 and the channel 382 .
  • sealer may be disposed between the inlet 363a and the block 324 .
  • a sealer may be disposed between the inlet 363a and the channel 382. The sealer may seal a junction between the second passage 383 and the channel 382 .
  • Detergent supply device 300 may be assembled in the order of (a), (b), (c) and (d) shown in FIG.
  • Figure 9 (a) is a view showing when the cartridge 350 is put into the case 310
  • Figure 9 (b) is a state in which the cartridge 350 is put into the case 310
  • the cover 320 is It is a view showing when the opening 311s is closed
  • FIG. 9(c) shows a state in which the flow path connection between the cartridge 350 and the connector 360 is made in a state in which the cover 320 is coupled to the case 310
  • 9(d) is a view showing when the detergent supply device 300 is connected to the channel and then the door 20 is closed and the cartridge 350 and the connector 360 are vertically arranged.
  • FIG. 9 (a), (b), and (c) are structural diagrams of the detergent supply device 300 when the door 20 opens the inner space of the cabinet 10, and FIG. 9 (d) shows the door ( 20) is a structural diagram of the detergent supply device 300 when the internal space of the cabinet 10 is closed.
  • the cartridge 350 may be introduced into the case 310 through the opening 311s of the case 310 .
  • Detergent may be stored inside the cartridge 350 .
  • the detergent supply device according to another embodiment of the present disclosure may have a separate detergent storage space disposed inside the case without inserting the cartridge.
  • the cover 320 may be coupled to the case 310 .
  • the cover 320 may be coupled to the case 310 to close the opening 311s.
  • the cover 320 may close the opening 311s and connect the inside of the cartridge 350 and the inside of the connector 360 .
  • the cover 320 may have a channel 382 connecting the cartridge 350 and the connector 360 .
  • the channel 382 may connect the detergent passage inside the cartridge 350 and the detergent passage inside the connector 360 .
  • the channel 382 may connect the outlet 355 of the cartridge 350 and the inlet 363a of the connector 360 shown in FIGS. 7 and 8 .
  • the channel 382 may connect the first flow path 381 of the cartridge 350 and the second flow path 383 of the connector 360 shown in FIGS. 7 and 8 .
  • the door 20 The inside of the cabinet 10 may be closed.
  • the cartridge 350 and the connector 360 may be arranged vertically.
  • the cartridge 350 may be disposed above the connector 360 .
  • Detergent inside the cartridge 350 may flow into the connector 360 through the channel 382 .
  • detergent inside the cartridge 350 may flow into the discharge chamber 362 of the connector 360 shown in FIGS. 7 and 8 .
  • the valve 330 may control opening and closing of the discharge chamber 362 .
  • the valve 330 may open between the discharge chamber 362 and the channel 382 or may close the gap between the discharge chamber 362 and the channel 382 .
  • the detergent supply device 300' may include a case 310' having a space therein and a cartridge 350' detachable from the inside of the case 310'.
  • Detergent may be stored in the cartridge 350'.
  • the case 310' may include a frame 312' disposed in an inner space of the case 310'.
  • the frame 312' may be bent in the inner space of the case 310'.
  • the frame 312' may include a first frame 312a' and a second frame 312b' bent from the first frame 312a'.
  • the description of the shape of the first frame 312a' and the second frame 312b' may be equally applied to the description of the frame 356 described with reference to FIGS. 1 to 8 .
  • the case 310' may include a frame 312' and a cartridge guide 311' spaced apart from each other.
  • the cartridge guide 311' may be disposed parallel to one side wall of the case 310'.
  • the cartridge guide 311 ' may face the frame 312'.
  • the cartridge guide 311 'and the first frame 312a' may face each other.
  • the cartridge guide 311 'and the first frame 312a' may be arranged side by side with each other.
  • the cartridge guide 311 'and the second frame 312b' may face each other.
  • a leakage gap 313' may be formed between the cartridge guide 311' and the second frame 312b'.
  • the cartridge 350' may be inserted into the inner space of the case 310' and coupled to the case 310'.
  • the cartridge 350' may include an outer frame 357' forming a space in which detergent is stored.
  • the outer frame 357' may form an outer wall of the cartridge 350'.
  • a separate detergent container 351' in which detergent is stored may be disposed inside the outer frame 357'.
  • Detergent may be stored inside the detergent container 351', and the outer frame 357' may cover the outside of the detergent container 351'.
  • the detergent container 351' may be made of a flexible material such as vinyl, and the outer frame 352' may be made of a more durable material than the detergent container 351' made of plastic.
  • the outer frame 357' intersects the first frame wall 352', the second frame wall 353' extending in a direction crossing the first frame wall 352', and the second frame wall 353'. extends in a direction to intersect the third frame wall 354' facing the first frame wall 352' and the third frame wall 354' and facing the second frame wall 353' It may include a fourth frame wall (355 ') that does.
  • the first to fourth frame walls 352', 353', 354', and 355' may be disposed to surround the detergent container 351'.
  • the first frame wall 352' may be coupled with the cartridge guide 311'.
  • the first frame wall 352' may be coupled to the cartridge guide 311' and spaced apart from the second frame 312b'.
  • the second frame wall 353' may be coupled to the case outer wall 314'.
  • the second frame wall 353' may cover the inner space of the case 310' when the cartridge 350' is accommodated in the inner space of the case 310'.
  • the second frame wall 353' may be coupled to the case outer wall 314' to shield the inner space of the case 310'.
  • the third frame wall 354' may be combined with the first frame 312a'.
  • the third frame wall 354' may have a shape corresponding to that of the first frame 312a'.
  • the fourth frame wall 355' may be combined with the second frame 312b'.
  • the fourth frame wall 355' may have a shape corresponding to that of the second frame 312b'.
  • the third frame wall 354' and the fourth frame wall 355' are coupled to the frame 312', so that the cartridge 350' The placement position of can be fixed.
  • the first frame wall 352' and the fourth frame wall 355' may be separated from each other.
  • a communication hole 356' connected to the leakage gap 313' may be formed between the first frame wall 352' and the fourth frame wall 355'.
  • the communication hole 356' may communicate with the leakage gap 313'.
  • Detergent stored in the detergent container 351' may flow into the leakage gap 313' through the communication hole 356'.
  • Detergent flowing into the leak gap 313' may flow into the connector 360 through the passage 316' formed between the frame 312' and the case sidewall 315'.
  • the connector 360 may include a connecting passage 361' connecting the discharge chamber 362 and the passage 316' formed inside the case 310'. Detergent in the internal passage 316' of the case 310' may flow into the discharge chamber 362 through the connecting passage 361'.
  • the valve 330 may control the inflow of detergent into the discharge chamber 362 through the connecting passage 361'.
  • valve 330 Descriptions of the valve 330, the valve shifter 340, the connector 360, and the guide 370 may be equally applied to those described with reference to FIGS. 1 to 9 .
  • descriptions of the division of the inner space of the case 310' and the structure/function of the frame 312' can be equally applied to the contents described with reference to FIGS. 1 to 9 .
  • the detergent supply device 300'' may include a case 310'' and a cartridge 350'' detachable from the inner space of the case 310''.
  • the cartridge 350'' may include a detergent container 351'' in which detergent is stored and an outer frame 352'' surrounding the detergent container 351''.
  • the detergent container 351 ′′ may be made of a flexible material such as vinyl, and the outer frame 352 ′′ may be made of a more rigid material than the detergent container 351 ′′ such as plastic.
  • the outer frame 352'' may be inserted into the inner space of the case 310'' and may be combined with the case 310''.
  • the cartridge 350'' may include a communication hole 353'' connected to the inner space of the case 310''.
  • Detergent stored in the detergent container 351'' may flow into the inner space of the case 310'' through the communication hole 353''.
  • Detergent introduced into the inner space of the case 310'' may flow into the connector 360 through the flow path 311'' formed inside the case 310''.
  • the connector 360 may include a connecting passage 361 ′′ that connects the passage 311 ′′ formed inside the case 310 ′′ and the discharge chamber 362 . Detergent in the internal passage 311 ′′ of the case 310 ′′ may flow into the discharge chamber 362 through the connecting passage 361 ′′.
  • the valve 330 may control the inflow of detergent into the discharge chamber 362 through the connecting passage 361 ′′.
  • valve 330 Descriptions of the valve 330, the valve shifter 340, the connector 360, and the guide 370 may be equally applied to those described with reference to FIGS. 1 to 9 .
  • configuration A described in a specific embodiment and/or drawing may be combined with configuration B described in another embodiment and/or drawing. That is, even if the combination between the components is not directly explained, it means that the combination is possible except for the case where the combination is impossible.

Landscapes

  • Washing And Drying Of Tableware (AREA)

Abstract

La présente divulgation se rapporte à un lave-vaisselle. Un lave-vaisselle selon un aspect de la présente divulgation comprend : un caisson ; une cuve disposée à l'intérieur du caisson ; et un dispositif d'alimentation en détergent qui fournit un détergent dans la cuve, le dispositif d'alimentation en détergent comprenant : un boîtier dans lequel est formé un espace de stockage de détergent, et une ouverture formée sur un côté de celui-ci ; un raccord disposé à l'intérieur du boîtier de sorte à être séparé de l'espace de stockage de détergent et ayant une entrée dans laquelle est introduit un détergent, et un trou d'alimentation en détergent communiquant avec l'espace interne de la cuve ; et un couvercle qui ferme l'ouverture du boîtier et qui présente un canal qui relie l'espace de stockage de détergent et l'entrée, un passage de détergent pouvant être formé par combinaison du couvercle et du boîtier.
PCT/KR2022/018694 2021-11-25 2022-11-24 Lave-vaisselle WO2023096364A1 (fr)

Applications Claiming Priority (2)

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KR10-2021-0164506 2021-11-25
KR1020210164506A KR20230077334A (ko) 2021-11-25 2021-11-25 식기세척기

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WO2023096364A1 true WO2023096364A1 (fr) 2023-06-01

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0099555B1 (fr) * 1982-07-23 1989-12-20 Henkel Kommanditgesellschaft auf Aktien Appareil doseur et procédé pour le faire fonctionner
US20020153029A1 (en) * 2001-01-26 2002-10-24 Daniele Cerruti Washing agents dispenser device for a domestic washing machine, namely a dishwasher
JP2012502777A (ja) * 2008-09-24 2012-02-02 ザ プロクター アンド ギャンブル カンパニー 流体を分配するための方法及び装置
US20130137621A1 (en) * 2010-02-22 2013-05-30 Henkel Ag & Co., Kgaa Metering cartridge for a water-conducting domestic appliance
KR101616144B1 (ko) * 2008-07-15 2016-04-27 헨켈 아게 운트 코. 카게아아 요소 지지부를 갖는 계량 시스템

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT201600084226A1 (it) 2016-08-10 2018-02-10 Bitron Spa Dispositivo dosatore per l'erogazione di un agente di lavaggio in una macchina lavatrice, in particolare una macchina lavastoviglie.

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0099555B1 (fr) * 1982-07-23 1989-12-20 Henkel Kommanditgesellschaft auf Aktien Appareil doseur et procédé pour le faire fonctionner
US20020153029A1 (en) * 2001-01-26 2002-10-24 Daniele Cerruti Washing agents dispenser device for a domestic washing machine, namely a dishwasher
KR101616144B1 (ko) * 2008-07-15 2016-04-27 헨켈 아게 운트 코. 카게아아 요소 지지부를 갖는 계량 시스템
JP2012502777A (ja) * 2008-09-24 2012-02-02 ザ プロクター アンド ギャンブル カンパニー 流体を分配するための方法及び装置
US20130137621A1 (en) * 2010-02-22 2013-05-30 Henkel Ag & Co., Kgaa Metering cartridge for a water-conducting domestic appliance

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