WO2021184960A1 - 洗衣机 - Google Patents

洗衣机 Download PDF

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Publication number
WO2021184960A1
WO2021184960A1 PCT/CN2021/073761 CN2021073761W WO2021184960A1 WO 2021184960 A1 WO2021184960 A1 WO 2021184960A1 CN 2021073761 W CN2021073761 W CN 2021073761W WO 2021184960 A1 WO2021184960 A1 WO 2021184960A1
Authority
WO
WIPO (PCT)
Prior art keywords
shaft
motor
wing
washing
hydrofoil
Prior art date
Application number
PCT/CN2021/073761
Other languages
English (en)
French (fr)
Chinese (zh)
Inventor
新村光则
Original Assignee
青岛海尔洗衣机有限公司
Aqua株式会社
海尔智家股份有限公司
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 青岛海尔洗衣机有限公司, Aqua株式会社, 海尔智家股份有限公司 filed Critical 青岛海尔洗衣机有限公司
Priority to CN202180022563.9A priority Critical patent/CN115298382B/zh
Publication of WO2021184960A1 publication Critical patent/WO2021184960A1/zh

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Classifications

    • 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
    • D06F17/00—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid
    • D06F17/06—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid by rotary impellers
    • D06F17/08—Driving arrangements for the impeller
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/30—Driving arrangements 
    • D06F37/36—Driving arrangements  for rotating the receptacle at more than one speed
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/30—Driving arrangements 
    • D06F37/40—Driving arrangements  for driving the receptacle and an agitator or impeller, e.g. alternatively

Definitions

  • the washing machine of the main aspect of the present invention is provided with: a washing and dewatering bucket, which is rotatably arranged in the outer tub; a rotating wing, which is rotatably arranged at the bottom of the washing and dewatering bucket; and a lifting wing, which is rotatably arranged It is arranged between the bottom wall of the washing and dewatering bucket and the rotating wing; the water lifting path is provided on the side wall of the washing and dewatering bucket for the water supplied by the rotation of the water lifting wing to flow through; the spit, The water flowing through the water lifting path is spit out into the washing and dewatering bucket; and a driving part is provided under the outer tub and used to drive the washing and dewatering bucket, the rotating wing and the water lifting wing.
  • a plurality of blades are formed on the bottom wall side of the washing and dewatering bucket on the water-lifting wing, and the connecting body is provided with the blades facing each other and located at the same place.
  • the first switching part may adopt a structure including a clutch body and a power generating part, wherein the clutch body is arranged on the motor shaft to perform the first motor
  • the rotation driving portion is fixed with respect to the motor shaft so that the rotation of the motor shaft is transmitted to the action of the first motor rotation driving portion and the fixing of the first motor rotation driving portion with respect to the motor shaft is released to make
  • the rotation of the motor shaft is not transmitted to the operation of the first motor rotation drive unit, and the power generation unit is arranged in parallel with the motor shaft to generate power for operating the clutch body.
  • Fig. 3(a) is a plan view of the rotary blade of the embodiment
  • Fig. 3(b) is a plan view of the coupling body of the embodiment.
  • a substantially cylindrical outer tub 20 having an upper surface opening is elastically suspended and supported by four hanging rods 21 having a vibration isolator.
  • a substantially cylindrical washing and dewatering tub 22 with an open upper surface is arranged in the outer tub 20.
  • Many dewatering holes 22a are formed on the side wall of the washing and dewatering tub 22 throughout the entire circumference.
  • a balance ring 23 is provided on the upper part of the washing and dewatering tub 22.
  • a substantially disc-shaped rotating blade 24 is arranged at the bottom of the washing and dewatering tub 22.
  • a plurality of blades 24a extending radially from the center are formed on the upper surface of the rotary wing 24.
  • a substantially disk-shaped hydrofoil 25 is arranged between the rotating wing 24 and the bottom wall of the washing and dewatering tub 22.
  • a plurality of blades 25a extending radially from the center are formed on the lower surface of the bottom wall side of the washing and dewatering tub 22. As shown in FIG.
  • a water pumping cover 27 is attached to the side wall of the washing and dewatering tub 22, whereby the water pumping channels 28 extending in the vertical direction are arranged at three locations in the circumferential direction at substantially equal intervals.
  • the lower end of each pumping channel 28 is connected to the recess 26.
  • a slit-shaped discharge port 27a is formed in the upper part of each water lifting cover 27. As shown in FIG.
  • a plurality of bottomed cylinders are formed on the outer peripheral edge of the rotor blade 24 at predetermined intervals in the circumferential direction so as to protrude from the lower surface of the rotor blade 24 Shaped boss portion 24b.
  • a mounting hole 24c is formed in the bottom surface of the boss portion 24b.
  • the connecting body 60 includes a disc-shaped main body portion 61.
  • the main body portion 61 has an outer diameter larger than the outer diameter of the hydrofoil 25, and the outer peripheral portion 61b is slightly inclined upward with respect to the inner peripheral portion 61a.
  • a bottomed cylindrical fixing portion 62 protruding downward is formed in the center of the main body portion 61.
  • a circular opening portion 63 is formed in the center, and a plurality of mounting holes 64 are formed around the opening portion 63.
  • a plurality of circular water passage holes 65 are formed so as to be aligned in the circumferential direction.
  • the second motor pulley 720 has a disc shape and is fixed to the front end of the motor shaft 130.
  • a groove portion 721 in which the second transmission belt 730 is wound is formed on the outer peripheral portion of the second motor pulley 720.
  • the first clutch mechanism 800 includes a clutch body 810, a spring 820, a clutch lever 830, a lever support portion 840, a lever driving device 850, and a mounting plate 860.
  • the rod driving device 850 is fixed to the mounting plate 860.
  • the mounting plate 860 is fixed to the mounting table 510 of the bearing unit 500.
  • the torque motor 851 which is the rod drive device 850 is arranged in parallel with the motor shaft 130 below the tub 20.
  • the cam groove 853 is at the uppermost position, the operating piece 833 is pushed up, and the connecting portion 832a of the arm 832 is pushed down.
  • the clutch body 810 is pressed down to the engagement position by the force of the spring 820, the first spline 814 is engaged with the spline 624, and the first motor pulley 620 is fixed to the motor shaft 130.
  • the rotation of the motor shaft 130 is transmitted to both the second motor pulley 720 and the first motor pulley 620, and is transmitted to both the hydrofoil shaft 400, that is, the hydrofoil 25, and the rotating wing shaft 300, that is the rotor 24.
  • FIG. 7 is a longitudinal cross-sectional view of the drive unit 30 showing the periphery of the second clutch mechanism part 900.
  • FIG. 8 is a bottom view of the driving unit 30 showing the periphery of the second clutch mechanism part 900.
  • 9 is a bottom view of the drive unit 30 showing the periphery of the second clutch mechanism part 900 in a state where the first pulley 610, the second pulley 710, and the clutch mechanism 910 are removed.
  • the connecting body 917 is arranged between the driving device 920 and the drain valve 40, and has a first connecting portion 917a and a second connecting portion 917b.
  • the second arm portion 914b of the clutch lever 914 is connected to the first connecting portion 917a.
  • a first attachment portion 917c is provided at the end on the drive device 920 side
  • a second attachment portion 917d is provided at the end on the drain valve 40 side.
  • the brake lever 932 is rotatably assembled to the upper part of the lever shaft 915.
  • the brake lever 932 is formed with an arm portion 932 a extending in a direction away from the dehydration tank shaft 200.
  • the arm portion 932a is connected to the second connecting portion 917b of the connecting body 917.
  • the clutch spring 912 In the independent driving mode, as shown in FIG. 7, the clutch spring 912 is in a relaxed state when the clutch plate 918 is engaged with the ratchet wheel 913. As the clutch spring 912 relaxes and expands, the fixation of the dehydration tub shaft 200 and the rotary wing shaft 300 is released, and the rotary wing shaft 300 is in a state of rotating independently of the dehydration tub shaft 200. That is, the rotating blade 24 can be rotated independently of the washing and dehydrating tub 22.
  • the driving mode is switched to the independent driving mode through the second clutch mechanism part 900.
  • the washing and dewatering tub 22 is in a fixed state without rotating, and the rotating blade 24 and the water-lifting blade 25 are in a rotatable state.
  • the switch to the independent drive mode is performed at the end of the final rinsing process in the last washing operation.
  • the driving motor 100 is stopped by the brake mechanism 930, and the inertially rotating washing and dehydrating tub 22 is braked.
  • the rotation speed of the drive motor 100 during dehydration can be reduced or the dehydration time can be shortened so that the laundry is not easily damaged.
  • the first transmission mechanism part 600 is composed of the first pulley 610, the first motor pulley 620, and the first transmission belt 630
  • the second transmission mechanism part 700 is composed of the second pulley 710, the second pulley
  • the motor pulley 720 and the second transmission belt 730 are constituted.
  • the first transmission mechanism portion 600 may also be composed of a first motor gear provided on the motor shaft 130 and a first gear provided on the rotating wing shaft 400 and meshed with the first motor gear
  • the second transmission mechanism portion 700 may also be composed of A second motor gear provided on the motor shaft 130 and a second gear provided on the hydrofoil shaft 300 and meshed with the second motor gear are formed.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
  • Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
PCT/CN2021/073761 2020-03-19 2021-01-26 洗衣机 WO2021184960A1 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202180022563.9A CN115298382B (zh) 2020-03-19 2021-01-26 洗衣机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020049764A JP7481702B2 (ja) 2020-03-19 2020-03-19 洗濯機
JP2020-049764 2020-03-19

Publications (1)

Publication Number Publication Date
WO2021184960A1 true WO2021184960A1 (zh) 2021-09-23

Family

ID=77768020

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2021/073761 WO2021184960A1 (zh) 2020-03-19 2021-01-26 洗衣机

Country Status (3)

Country Link
JP (1) JP7481702B2 (ja)
CN (1) CN115298382B (ja)
WO (1) WO2021184960A1 (ja)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02274285A (ja) * 1989-04-17 1990-11-08 Chuo Spring Co Ltd 旋回噴出装置
JPH05131079A (ja) * 1991-11-13 1993-05-28 Hitachi Ltd 電気洗濯機
JP2014083383A (ja) * 2012-10-26 2014-05-12 Haier Asia International Co Ltd 洗濯機
CN103827382A (zh) * 2011-11-03 2014-05-28 Lg电子株式会社 洗衣机
WO2017061837A1 (en) * 2015-10-08 2017-04-13 Lg Electronics Inc. Washing machine
CN106661796A (zh) * 2014-08-05 2017-05-10 海尔亚洲株式会社 滚筒洗衣机
CN109863265A (zh) * 2018-12-18 2019-06-07 青岛海尔洗衣机有限公司 洗衣机

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10954624B2 (en) 2016-03-10 2021-03-23 Lg Electronics Inc. Washing machine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02274285A (ja) * 1989-04-17 1990-11-08 Chuo Spring Co Ltd 旋回噴出装置
JPH05131079A (ja) * 1991-11-13 1993-05-28 Hitachi Ltd 電気洗濯機
CN103827382A (zh) * 2011-11-03 2014-05-28 Lg电子株式会社 洗衣机
JP2014083383A (ja) * 2012-10-26 2014-05-12 Haier Asia International Co Ltd 洗濯機
CN106661796A (zh) * 2014-08-05 2017-05-10 海尔亚洲株式会社 滚筒洗衣机
WO2017061837A1 (en) * 2015-10-08 2017-04-13 Lg Electronics Inc. Washing machine
CN109863265A (zh) * 2018-12-18 2019-06-07 青岛海尔洗衣机有限公司 洗衣机

Also Published As

Publication number Publication date
JP2021145966A (ja) 2021-09-27
CN115298382B (zh) 2023-10-03
CN115298382A (zh) 2022-11-04
JP7481702B2 (ja) 2024-05-13

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