WO2022224705A1 - 洗濯機 - Google Patents

洗濯機 Download PDF

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Publication number
WO2022224705A1
WO2022224705A1 PCT/JP2022/014376 JP2022014376W WO2022224705A1 WO 2022224705 A1 WO2022224705 A1 WO 2022224705A1 JP 2022014376 W JP2022014376 W JP 2022014376W WO 2022224705 A1 WO2022224705 A1 WO 2022224705A1
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WO
WIPO (PCT)
Prior art keywords
opening
water
foam
washing machine
installed state
Prior art date
Application number
PCT/JP2022/014376
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English (en)
French (fr)
Japanese (ja)
Inventor
徹 小立
Original Assignee
パナソニックＩｐマネジメント株式会社
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 パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Priority to CN202280029592.2A priority Critical patent/CN117222789A/zh
Publication of WO2022224705A1 publication Critical patent/WO2022224705A1/ja

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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
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/02—Devices for adding soap or other washing agents
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers

Definitions

  • This disclosure relates to washing machines.
  • Patent Document 1 discloses a washing machine that puts foam and water into a washing tub.
  • the washing machine in Patent Document 1 includes a housing, a washing tub for containing laundry, a path for passing water and foam, and a discharge section downstream of the path for discharging water and foam to the washing tub. .
  • the present disclosure provides a washing machine that can put foam and water into the washing tub in an attractive manner.
  • a washing machine includes a housing, a washing tub, a foam generating section, a path, and a discharge section.
  • the washing tub is provided inside the housing and accommodates laundry.
  • the foam generator generates foam with water and agent.
  • a passageway is located downstream of the foam generator and allows water and foam to pass through.
  • the discharge part is arranged above the washing tub, and discharges water and foam to the washing tub at a position downstream of the path.
  • the discharge part has a first opening formed as an opening downward in the installed state, and a second opening arranged downstream of the first opening and formed as an opening downward in the installed state. ,including.
  • a washing machine includes a lower frame, a washing tub, an upper frame, and an input unit.
  • the washing tub is provided inside the lower frame and has a bottomed cylindrical shape that opens upward in the installed state.
  • the upper frame is disposed above the lower frame in the installed state, and has a laundry inlet communicating with the washing tub.
  • the loading unit is provided on the upper frame at a position behind the laundry loading opening.
  • the input unit includes a foam generating section for generating foam with water and agent, a channel for passing water and foam, and a discharge section for discharging water and foam to the washing tub downstream of the channel.
  • the discharge section has an opening formed as an opening penetrating vertically, and a partition formed so as to partition the opening into an upstream side and a downstream side.
  • the washing machine according to the present disclosure can put foam and water into the washing tub in an attractive manner.
  • FIG. 1 is an external perspective view showing the configuration of the washing machine according to Embodiment 1, with the lid body closed.
  • FIG. 2 is an external perspective view showing the configuration of the washing machine according to Embodiment 1, with the lid body opened.
  • 3 is an external perspective view showing the configuration of the water supply unit and its surroundings of the washing machine according to Embodiment 1, with the detergent case, the detergent tank, and the softener tank drawn out.
  • FIG. 4 is an exploded perspective view showing the configuration of the water supply unit and its surroundings of the washing machine according to Embodiment 1.
  • FIG. FIG. 5 is a top view showing the configuration of the water supply unit and its surroundings of the washing machine according to Embodiment 1, excluding the channel cover.
  • FIG. 6 is a top view showing the configuration of the water supply unit and its surroundings of the washing machine according to Embodiment 1, with the detergent case, the detergent tank, and the softener tank pulled out, excluding the channel cover.
  • 7 is a top view showing the configuration of the lower portion of the flow path of the washing machine according to Embodiment 1.
  • FIG. 8 is a side cross-sectional view showing the configuration of the lower portion of the flow path of the washing machine according to Embodiment 1.
  • Embodiment 1 a washing machine 100 according to Embodiment 1 as an example of the washing machine according to the present disclosure will be described with reference to FIGS. 1 to 8.
  • FIG. 1 a washing machine 100 according to Embodiment 1 as an example of the washing machine according to the present disclosure will be described with reference to FIGS. 1 to 8.
  • FIG. 1 a washing machine 100 according to Embodiment 1 as an example of the washing machine according to the present disclosure will be described with reference to FIGS. 1 to 8.
  • FIGS. 1 and 2 are external perspective views showing the configuration of washing machine 100 according to Embodiment 1.
  • FIG. 1 shows a state in which lid 700 is closed
  • FIG. 2 shows a state in which lid 700 is open. each shown.
  • the vertical direction in the state where washing machine 100 is installed as shown in FIGS. 1 and 2 (corresponding to the installation state in the present disclosure) may be described as the up-down direction.
  • the side on which operation unit 800 of washing machine 100 is present in FIGS. 1 and 2 may be referred to as the rear, and the opposite side may be referred to as the front.
  • the user generally stands on the front side of the washing machine 100, loads laundry such as clothes into the washing machine 100, and performs various operations for operating the washing machine 100.
  • FIG. Note that the laundry in the present disclosure is not limited to clothing, and refers to items that can be washed in various known washing machines, such as bedding, curtains, rugs, cloth such as shoes, leather products, and others.
  • the washing machine 100 includes a housing 600, a lid body 700, and an operation section 800.
  • Housing 600 includes a lower housing 610 and an upper housing 620 .
  • a washing tub 500 is accommodated in the lower housing 610 .
  • the washing tub 500 is formed into a cylindrical body that opens upward, accommodates the laundry, and performs the washing operation of washing the laundry.
  • the washing action may be the action performed by the washing tub of various known washing machines. The principles of this embodiment are not limited to any particular cleaning action performed by washing tub 500 .
  • the upper housing 620 is arranged above the lower housing 610 , and the upper housing 620 is formed with a laundry inlet 621 communicating with the washing tub 500 .
  • the lid 700 is attached to the rear part of the upper housing 620 and covers the inlet 621 so as to be openable and closable. When the user rotates lid 700 upward, washing tub 500 is exposed through inlet 621 . The user can put the laundry into the washing tub 500 through the inlet 621 .
  • Washing machine 100 includes a control device (not shown) in housing 600, which controls, for example, water supply valve 310, detergent three-way valve 381, and softener three-way valve 382 in response to user's operation of operation unit 800. In addition, it controls the operation of the washing machine 100 as a whole.
  • the controller has a computer system with a processor and memory. The computer system functions as a control device by the processor executing the program stored in the memory. Although the program executed by the processor is recorded in advance in the memory of the computer system here, it may be recorded in a non-temporary recording medium such as a memory card and provided, or may be provided through a telecommunication line such as the Internet. may be provided through
  • a water supply port 200 is provided at the rear of the operation unit 800, and a water supply hose 210 is connected to the water supply port 200 so as to introduce tap water from a tap.
  • the detergent tank 450, the softener tank 460, and the detergent case 400 are arranged so that their front surfaces are flush with each other when housed in the water supply unit 300.
  • FIG. 3 is an external perspective view showing the configuration of the water supply unit 300 and its surroundings, with the detergent case 400, the detergent tank 450 and the softener tank 460 pulled out.
  • the detergent tank 450 and the softener tank 460 are configured to be able to store an amount of detergent that allows multiple operations.
  • the detergent tank 450 stores a liquid detergent
  • the softener tank 460 stores a softener.
  • Detergent tank inlet 451 and softener tank inlet 461 are provided on the top surfaces of detergent tank 450 and softener tank 460, respectively.
  • Detergent tank input portion 451 and softener tank input portion 461 are capable of injecting liquid.
  • the liquid detergent injected from the detergent tank inlet 451 is stored in the detergent tank 450
  • the softener injected from the softener tank inlet 461 is stored in the softener tank 460 .
  • Detergent tank 450 and softener tank 460 are respectively provided with a detergent tank remaining scale 450a and a softener tank remaining scale 460a made of a transparent material so that the user can visually confirm the amount of detergent. can.
  • detergent case 400 is used by the user to put in the necessary amount of detergent for one operation.
  • Detergent case 400 will be described later.
  • FIG. 4 is an exploded perspective view showing the configuration of the water supply unit 300 and its surroundings.
  • FIG. 5 is a top view showing the configuration of the water supply unit 300 and its surroundings, excluding the channel cover 340.
  • the water supply unit 300 mainly includes a water supply unit housing portion 320 formed in a substantially box shape, a flow path lid portion 340 covering the upper surface of the water supply unit housing portion 320, and a water supply unit housing. and a channel lower portion 370 attached to the lower bottom portion of the body portion 320 .
  • a water supply valve 310 is attached to the left side of the water supply unit casing 320 as viewed from the rear side, allowing the water introduced from the water supply port 200 to pass therethrough in an openable and closable manner. Water introduced from the water supply valve 310 is introduced into the water supply unit casing 320 while the water supply valve 310 is open.
  • a bus pump 314 that sucks water from the outside of the washing machine 100 via a hose (not shown) is arranged in the center of the back surface of the water supply unit housing 320 .
  • the bus pump 314 is fixed to the water supply unit casing 320 with screws, and is directly connected to a first water conduit 321 to be described later via a water inlet 333 for the bus pump.
  • the bus pump 314 can start suction and discharge operations by being supplied with water from the first water conduit 321 .
  • the water supply unit housing portion 320 is formed in a substantially box shape that opens forward.
  • the water supply unit housing portion 320 includes a detergent tank housing portion 360, a softener tank housing portion 365, and a detergent case housing portion 350 as internal spaces.
  • Detergent tank accommodating portion 360 accommodates detergent tank 450
  • softener tank accommodating portion 365 accommodates softener tank 460
  • detergent case accommodating portion 350 accommodates detergent case 400 so that they can be pulled out independently.
  • the detergent case channel portion 330 is arranged as the upper surface of the detergent case housing portion 350, and the detergent case channel portion 330 is formed with a first water conduit 321 and a second water conduit 322, which will be described later.
  • the liquid agent automatic injection device 301 for feeding the liquid stored in the detergent tank 450 and the softener tank 460 into the washing tub 500. is installed.
  • the liquid agent automatic injection device 301 includes an automatic detergent injection insertion port 452 , an automatic softener injection insertion port 462 , and a washing path water guide port 324 , as shown in FIG. 4 .
  • An automatic detergent injection connecting portion 360a and an automatic softening agent injection connecting portion 365a are provided on the inner rear surfaces of the detergent tank housing portion 360 and the softener tank housing portion 365, respectively.
  • Detergent automatic injection connector 360 a and softener automatic injection connector 365 a are configured to surround automatic detergent injection insertion port 452 and automatic softener injection insertion port 462 of automatic liquid agent injection device 301 .
  • a detergent tank insertion port 302 is provided on the back side of the detergent tank 450 , and when the detergent tank 450 is attached to the detergent tank housing portion 360 , the detergent can be automatically inserted into the detergent tank insertion port 302 .
  • Inlet 452 is inserted (see FIG. 6).
  • a softening agent tank insertion port 303 is provided on the back side of the softening agent tank 460 .
  • the softener automatic injection slot 462 is inserted in (see FIG. 6).
  • a reservoir 363 is provided for receiving the liquid agent when it leaks from the detergent tank insertion port 302 or the softener tank insertion port 303 .
  • the water supply valve 310 includes three on-off valves, a first water conduit 311, a second water conduit 312, and a third water conduit 313, and is configured so that each of the on-off valves can be opened and closed independently. ing.
  • the water supply unit casing 320 is formed with a water guide path through which water introduced from the water supply valve 310 flows, and the water supply valve 310 and the water guide path are directly connected.
  • the water conduit is branched so as to independently communicate with the first water conduit 311, the second water conduit 312, and the third water conduit 313, respectively.
  • the flow path communicating with the first water conduit 311 is the first water conduit 321
  • the flow path communicating with the second water conduit 312 is the second water conduit 322
  • the flow path communicating with the third water conduit 313 is the third water conduit 323. defined as
  • the first water conduit 321 and the second water conduit 322 guide the water supplied from the first water conduit 311 and the second water conduit 312 to the detergent case channel portion 330 and pour the water into the detergent case 400 located below. is configured as
  • FIG. 6 is a top view showing the structure of the water supply unit 300 and its surroundings, with the detergent case 400, the detergent tank 450 and the softener tank 460 pulled out, excluding the channel cover 340.
  • the detergent case 400 includes a powder detergent manual dispenser 410, a liquid detergent manual dispenser 420, and a softener manual dispenser 430 so that powder detergent, liquid detergent, and softener can be respectively supplied. is provided.
  • the first water guide path 321 includes a powder detergent water inlet 331 formed above the manual powder detergent input portion 410 for vertical communication, and a water inlet 331 above the manual liquid detergent input portion 420.
  • a liquid detergent inlet 332 formed for communication between the top and bottom is provided.
  • the second water guiding path 322 is provided with a softening agent water inlet 334 formed above the softening agent manual introduction portion 430 to allow the top and bottom to communicate with each other.
  • the manual powder detergent input unit 410, the manual liquid detergent input unit 420, and the manual softener input unit 430 are each provided with a discharge port (not shown) for discharging the liquid accumulated therein.
  • the liquid discharged from the discharge port falls to the flow channel lower portion 370 .
  • a foam-generating water inlet 335 is provided in the first water conduit 321 .
  • the foam-generating water inlet 335 is arranged behind the detergent case 400 housed in the detergent case housing portion 350 . As a result, the water that is poured downward from the foam-generating water inlet 335 falls into the flow channel lower portion 370 without passing through the detergent case accommodating portion 350 .
  • the third water conveyance path 323 is configured to pass through the liquid agent automatic injection device 301 and communicate with the flow path lower part 370 .
  • the downstream end of the liquid agent automatic injection device 301 is connected to the first channel lower path 372 in the channel lower part 370 .
  • the liquid agent discharged from the automatic liquid agent injection device 301 passes through the third water guiding path 323 and flows into the first flow path lower path 372 (see FIG. 7).
  • FIG. 7 is a top view showing the configuration of the lower flow channel 370
  • FIG. 8 is a side sectional view showing the configuration of the lower flow channel 370.
  • the lower channel portion 370 includes a first lower channel path 372 , a bubble generating portion 376 , a confluence portion 375 , and a lower channel outlet port 371 .
  • the liquid that has passed through the third water guiding path 323 flows into the first flow path lower path 372 .
  • the second lower channel path 373 allows the liquid discharged from the detergent case 400 to pass therethrough.
  • the foam generation section 376 is provided downstream of the first flow path lower path 372 and arranged below the foam generation water inlet 335 . That is, the foam generation section 376 is provided at a position where the liquid passing through the first flow path lower path 372 and the water injected from the foam generation water injection port 335 collide.
  • the foam generator 376 includes a plurality of pins 377, a peripheral rib 376a, a foam generator inlet 376c, and a foam generator outlet 376b.
  • a plurality of pins 377 are formed to protrude upward.
  • a peripheral rib 376 a surrounds the bubble generator 376 .
  • the foam generator entrance 376c is the entrance to the area surrounded by the peripheral ribs 376a.
  • the foam generator outlet 376b is the outlet from the area surrounded by the peripheral ribs 376a.
  • the second flow path lower path 373 is arranged below the discharge ports provided in the powder detergent manual input section 410 , the liquid detergent manual input section 420 and the softener manual input section 430 .
  • a confluence section 375 is provided downstream of the first flow path lower path 372 , the second flow path lower path 373 and the bubble generation section 376 .
  • the confluence portion 375 slopes downward toward the flow path lower discharge port 371 .
  • the flow path lower discharge port 371 is arranged downstream of the confluence 375 and drops the liquid into the washing tub 500 .
  • the flow path lower discharge port 371 is arranged between a first opening 901 arranged on the upstream side, a second opening 902 arranged on the downstream side, and between the first opening 901 and the second opening 902 . and a partition wall 903 .
  • the first opening 901 is mainly configured as an opening for discharging water.
  • the first opening 901 is formed in a slit shape with a width in the front-rear direction narrower than a width in the left-right direction.
  • a first opening partitioning rib 904 and a first opening straightening rib 905 are provided inside the first opening 901 and are formed to extend rearward from the partition wall 903 .
  • the first opening partitioning ribs 904 partition the first opening 901 into a plurality of spaces and secure the strength of the first opening 901 .
  • the first opening straightening rib 905 straightens the water flow passing through the first opening 901 .
  • the partition wall 903 is formed in the shape of a wall extending vertically and horizontally, and is provided so as to separate the first opening 901 and the second opening 902 .
  • the partition wall 903 is formed to protrude upward from the rear end of the first opening 901 .
  • the second opening 902 is mainly configured as an opening for discharging foam.
  • the second opening partition rib 906 extends forward from the partition wall 903 and ensures the strength of the second opening 902 .
  • the foam containing detergent as a main component has a high viscosity, there is a risk of clogging if the opening area is narrow. Therefore, the space of the second opening 902 partitioned by the second opening partitioning rib 906 is configured to be larger than the space of the first opening 901 partitioned by the first opening partitioning rib 904 .
  • the third water conduit 313 is opened, and the water supply to the third water conveyance path 323 and the liquid agent automatic injection device 301 is started.
  • the supplied water washes away the liquid detergent remaining in the third water guide path 323 and the liquid agent automatic injection device 301 , passes through the first flow path lower path 372 , and reaches the foam generator 376 .
  • the detergent liquid that has reached the foam generating portion 376 is diffused by the pins 377 and stays in the area surrounded by the peripheral ribs 376a.
  • the first water conduit 311 is opened, and water supply to the first water conduit 321 is started.
  • the water introduced into the first water guiding path 321 passes through the powder detergent inlet 331, the liquid detergent inlet 332, the bath pump inlet 333, and the foam generation inlet 335, and then the powder detergent manual inlet 410,
  • the manual liquid detergent dispenser 420 , bath pump 314 and foam generator 376 are filled with water.
  • the water injected into the powder detergent manual injection part 410 and the liquid detergent manual injection part 420 drops into the second lower channel path 373 through the outlet.
  • the water injected into the foam generating section 376 collides with the detergent liquid remaining in the foam generating section 376 to generate detergent foam. Most of the generated detergent foam flows out of the foam generator 376 over the peripheral ribs 376a. Detergent liquid and water exit foam generator 376 via foam generator outlet 376b.
  • washing machine 100 includes housing 600 , washing tub 500 , foam generating portion 376 , confluence portion 375 , and flow path lower outlet port 371 .
  • Washing tub 500 is provided inside housing 600 and accommodates laundry.
  • Foam generator 376 generates foam from water and agent.
  • the confluence section 375 is arranged downstream of the foam generation section 376 and allows water and foam to pass through.
  • Flow path lower discharge port 371 is arranged above washing tub 500 in the installed state, and discharges water and foam to washing tub 500 at a position downstream of confluence 375 .
  • the flow path lower discharge port 371 is arranged at a position downstream from the first opening 901 formed as an opening downward in the installed state, and is formed as an opening downward in the installed state. and a second opening 902 .
  • the confluence portion 375 is an example of the flow path in the present disclosure
  • the lower flow path discharge port 371 is an example of the discharge portion in the present disclosure.
  • washing machine 100 according to Embodiment 1 prevents bubbles that have not completely fallen from first opening 901 from leaking from other locations, for example, between flow path lower portion 370 and water supply unit housing portion 320. can be suppressed. Leakage of bubbles that have not fallen from the first opening 901 from other locations also causes a deterioration in appearance. That is, the washing machine 100 according to Embodiment 1 can throw bubbles and water into the washing tub in an attractive manner.
  • the first opening 901 and the second opening 902 are arranged adjacent to each other, and the flow path lower discharge port 371 is located between the first opening 901 and the second opening 902. It may have a partition wall 903 formed to extend in the vertical direction in the installed state so as to partition the .
  • the partition wall 903 is an example of a partition in the present disclosure.
  • washing machine 100 according to Embodiment 1 can efficiently discharge bubbles that have not fallen from first opening 901 through second opening 902 . That is, washing machine 100 according to Embodiment 1 prevents bubbles that have not completely dropped from first opening 901 from leaking out from other locations, and allows the bubbles and water to be thrown into the washing tub in an attractive manner.
  • the partition wall 903 may be formed to protrude above the height at which the confluence 375 reaches the first opening 901 .
  • the washing machine 100 according to Embodiment 1 can ensure the amount of water discharged from the first opening 901 and drop the water in an attractive manner.
  • the first opening 901 is arranged in front of the confluence portion 375 in the installed state
  • the second opening 902 is arranged in front of the first opening 901 in the installed state. good too.
  • the bubbles falling from the second opening 902 are positioned ahead of the flow of water falling from the first opening 901 .
  • the washing machine 100 according to Embodiment 1 can make the foam more visible from the front.
  • the first opening 901 may be configured such that the width in the front-rear direction is narrower than the width in the left-right direction in the installed state.
  • the water that reaches the first opening 901 spreads in the longitudinal direction of the first opening 901 and falls.
  • washing machine 100 in Embodiment 1 can improve the appearance of water falling from first opening 901 even when the amount of water is small.
  • the opening area of the second opening 902 may be larger than the opening area of the first opening 901 as in the present embodiment.
  • the first opening 901 can be configured to prevent water flow from being discharged from a portion of the first opening 901, and the second opening 902 can be configured not to prevent viscous foam from falling.
  • the washing machine 100 according to Embodiment 1 can discharge the foam efficiently while allowing the water flow to drop in an attractive manner.
  • the widthwise dimension of the second opening 902 may be larger than the widthwise dimension of the first opening 901 .
  • the first opening 901 can easily spread the water flow in the longitudinal direction of the first opening 901, and the second opening 902 can be configured so as not to prevent viscous bubbles from falling.
  • the washing machine 100 according to Embodiment 1 can discharge the foam efficiently while allowing the water flow to drop in an attractive manner.
  • Washing machine 100 in the present embodiment includes lower housing 610 , washing tub 500 , upper housing 620 and water supply unit 300 .
  • the washing tub 500 is provided inside the lower housing 610 and has a bottomed cylindrical shape that opens upward in the installed state.
  • the upper housing 620 is disposed above the lower housing 610 in the installed state, and is formed with an inlet 621 that communicates with the washing tub 500 .
  • the water supply unit 300 is provided in the upper housing 620 at the rear position of the inlet 621 in the installed state.
  • the water supply unit 300 includes a foam generating portion 376 that generates detergent foam from water and liquid detergent, a confluence portion 375 that allows the water and the detergent foam to pass through, and a downstream position of the confluence portion 375 that discharges the water and the detergent foam to the washing tub 500. and a flow path lower outlet port 371 that The flow path lower discharge port 371 is formed as an opening penetrating vertically in the installed state, and has a partition wall 903 formed so as to partition the upstream side and the downstream side.
  • the lower housing 610 is an example of the lower frame in the present disclosure
  • the upper housing 620 is an example of the upper frame in the present disclosure.
  • the input port 621 is an example of the laundry input port in the present disclosure
  • the water supply unit 300 is an example of the input unit in the present disclosure.
  • liquid detergent is an example of agent in the present disclosure
  • detergent foam is an example of foam in the present disclosure.
  • the confluence portion 375 is an example of the flow path in the present disclosure
  • the lower flow passage outlet 371 is an example of the discharge portion in the present disclosure
  • the partition wall 903 is an example of the partition portion in the present disclosure.
  • washing machine 100 according to Embodiment 1 which is a vertical washing machine, can prevent bubbles that have not completely fallen from first opening 901 from leaking out from other locations. That is, the washing machine 100 according to Embodiment 1, which is a vertical washing machine, can throw bubbles and water into the washing tub in an attractive manner.
  • Embodiment 1 has been described as an example of the technique of the present disclosure.
  • the technology in the present disclosure is not limited to this.
  • washing machine 100 which is a vertical washing machine, has been described as an example of the washing machine in the present disclosure.
  • the washing machine in the present disclosure is not limited to a vertical washing machine, and may be, for example, a drum washing machine or a two-tub washing machine.
  • the foam generating section 376 that foams the liquid agent discharged by the automatic liquid agent injection device 301 has been described.
  • the foam generation unit in the present disclosure is not limited to the configuration of foaming the liquid agent discharged by the automatic liquid agent input device of the present disclosure, which is an example of the automatic liquid agent input device 301, and may be configured to foam the manually input liquid agent. .
  • the configuration in which water falling on the pin 377 collides with the liquid agent to generate bubbles has been described.
  • the foam generating unit in the present disclosure may be configured to generate foam, and thus may be configured to generate foam using driving force of a pump or the like.
  • the foam generation section in the present disclosure is not limited to one whose main purpose is to generate bubbles, and may be anything as long as it generates bubbles.
  • the flow path lower discharge port 371 in which the first opening 901 and the second opening 902 are arranged adjacent to each other has been described.
  • the discharge section in the present disclosure is not limited to a configuration in which the first opening in the present disclosure and the second opening in the present disclosure are arranged adjacent to each other.
  • the discharge part in the present disclosure may be arranged at a position separated from the first opening in the present disclosure and the second opening in the present disclosure.
  • the second opening in the present disclosure is not limited to being arranged in front of the first opening in the present disclosure, and may be arranged in a different position.
  • the first opening 901 partitioned by the plurality of first opening partitioning ribs 904 has been described as an example of the first opening in the present disclosure.
  • the first opening in the present disclosure is not limited to a configuration defined by multiple ribs.
  • the first opening in the present disclosure may consist of multiple independent openings.
  • a plurality of independent openings forming the first opening in the present disclosure may be arranged in the left-right direction. Thereby, the washing machine according to the present modification can drop water falling from the first opening in the present disclosure relatively uniformly over the longitudinal direction of the first opening in the present disclosure.
  • the partition wall 903 formed in a wall shape extending in the vertical direction and the horizontal direction has been described as an example of the partition section in the present disclosure.
  • the partition part in the present disclosure is limited to a wall shape as long as it is provided vertically (that is, extends in the vertical direction) so as to partition the first opening in the present disclosure and the second opening in the present disclosure.
  • the partition in the present disclosure may be formed such that the upper surface of the partition slopes upward from the first opening in the present disclosure toward the second opening in the present disclosure.
  • the first opening in the present disclosure and the second opening in the present disclosure may be formed by being partitioned into an upstream side and a downstream side by a partition portion in the present disclosure.
  • the downstream side of the first opening may be the second opening in the present disclosure.
  • the flow path lower outlet port 371 having the partition wall 903 was described as an example of the ejection portion in the present disclosure, but the ejection portion in the present disclosure necessarily includes the partition portion in the present disclosure. No need.
  • the present disclosure is applicable to washing machines that throw in foam and water. Specifically, the present disclosure is applicable to, for example, vertical washing machines, drum washing machines, twin-tub washing machines, and the like.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
PCT/JP2022/014376 2021-04-21 2022-03-25 洗濯機 WO2022224705A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202280029592.2A CN117222789A (zh) 2021-04-21 2022-03-25 洗衣机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021071504A JP2022166353A (ja) 2021-04-21 2021-04-21 洗濯機
JP2021-071504 2021-04-21

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Publication Number Publication Date
WO2022224705A1 true WO2022224705A1 (ja) 2022-10-27

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PCT/JP2022/014376 WO2022224705A1 (ja) 2021-04-21 2022-03-25 洗濯機

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JP (1) JP2022166353A (zh)
CN (1) CN117222789A (zh)
TW (1) TW202246613A (zh)
WO (1) WO2022224705A1 (zh)

Citations (5)

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