Title:
POSITIONING UNIT OF WASHING DRUM OF LAUNDRY TREATMENT DEVICE AND LAUNDRY TREATMENT DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/262627
Kind Code:
A1
Abstract:
A positioning unit of a washing drum of a laundry treatment device, comprising a positioning apparatus (1), which is provided with a positioning rod (2) capable of extending and retracting towards a washing drum; a positioning groove (3), which is provided on the washing drum and into which the extended positioning rod (2) is inserted and positioned; a detection apparatus, which detects the position at which the positioning groove (3) is located; and a control apparatus, which controls the extension and retraction of the positioning rod (2). The detection apparatus is in signal communication connection with the control apparatus. The detection apparatus detects that the positioning groove is located in a set locked position. The control apparatus controls the positioning rod to extend out and insert into the positioning groove. The positioning unit can ensure that the washing drum is accurately locked at a preset position. A laundry treatment device, comprising the positioning unit of the washing drum of the laundry treatment device above. Also comprised is a door lock unit (12), which is disposed at a front end unit door of the washing drum to lock or unlock the unit door. The positioning unit of the washing drum of the laundry treatment device and the door lock unit (12) are connected one to another by means of a control signal and/or a connecting apparatus.
Inventors:
LIU KAI (CN)
LIU XIAOCHUN (CN)
HOU YONGSHUN (CN)
CHEN CHAO (CN)
LIU XIAOCHUN (CN)
HOU YONGSHUN (CN)
CHEN CHAO (CN)
Application Number:
PCT/CN2022/097771
Publication Date:
December 22, 2022
Filing Date:
June 09, 2022
Export Citation:
Assignee:
QINGDAO HAIER DRUM WASHING MACHINE CO LTD (CN)
HAIER SMART HOME CO LTD (CN)
HAIER SMART HOME CO LTD (CN)
International Classes:
D06F37/42; D06F37/30
Foreign References:
| CN111088650A | 2020-05-01 | |||
| CN112281411A | 2021-01-29 | |||
| CN107810294A | 2018-03-16 | |||
| CN111041758A | 2020-04-21 | |||
| EP0483909A1 | 1992-05-06 | |||
| EP1798323A1 | 2007-06-20 |
Attorney, Agent or Firm:
BEIJING YUANZHONG INTELLECTUAL PROPERTY AGENT LTD. (CN)
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