Title:
WASHING MACHINE
Document Type and Number:
WIPO Patent Application WO/2021/088733
Kind Code:
A1
Abstract:
A washing machine (1), comprising: a dehydration tub (2) disposed in an outer tub (3), a pulsator (4) is being provided at the bottom; three baffles (8) disposed on the inner peripheral surface of the dehydration tub (2) at equal intervals along a circumferential direction, an opening being provided near the bottom and a circulating water port (80) being formed at the upper end; a water receiving ring unit (5) formed by overlapping, in a radial direction, three annular water guide grooves (5a, 5b, 5c) connected to the upper ends of the baffles (8); a nozzle unit (30) fixed at the upper end of the dehydration tub (2), and capable of independently injecting adjustment water into the water guide grooves (5a, 5b, 5c); an acceleration sensor (56) for detecting the vibration of the outer tub (3); a proximity switch (55) for sending a pulse signal according to the rotation of the dehydration tub (2); an eccentricity detection unit (65, 66) for detecting the amount of eccentricity and the eccentric position in the dehydration tub (2); and a control portion (60) for controlling, when the amount of eccentricity reaches a predetermined amount-of-eccentricity threshold during a dehydration process, the nozzle unit (30) to inject water into the baffles (8) corresponding to the eccentric position, the control unit (60) performing different control on the nozzle unit (30) according to the situation where the eccentric position is located at the upper part of the dehydration tub (2) or the central part in a height direction and the lower part.
Inventors:
KAWAGUCHI TOMONARI (JP)
NAGAI TAKAYUKI (JP)
NAGAI TAKAYUKI (JP)
Application Number:
PCT/CN2020/125305
Publication Date:
May 14, 2021
Filing Date:
October 30, 2020
Export Citation:
Assignee:
QINGDAO HAIER WASHING MACH CO (CN)
AQUA CO LTD (JP)
HAIER SMART HOME CO LTD (CN)
AQUA CO LTD (JP)
HAIER SMART HOME CO LTD (CN)
International Classes:
D06F37/24
Domestic Patent References:
| WO2017045649A1 | 2017-03-23 | |||
| WO2019100695A1 | 2019-05-31 |
Foreign References:
| CN105200711A | 2015-12-30 | |||
| CN1197864A | 1998-11-04 | |||
| CN1197863A | 1998-11-04 | |||
| CN105624972A | 2016-06-01 | |||
| KR20140038252A | 2014-03-28 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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