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Patent Searching and Data


Title:
WASHING MACHINE
Document Type and Number:
WIPO Patent Application WO/2020/238612
Kind Code:
A1
Abstract:
Disclosed is a washing machine. An inner drum (1) of the washing machine is a container that is airtight during washing after an opening is fastened by a door cover (4), at least part of the inner drum (1) is a double-layer wall with a hollow interlayer, the inner drum (1) is provided with a flow channel passing through the double-layer wall and connecting the inside and the outside of the inner drum (1), and a valve for controlling the opening and closing of the flow channel is arranged in the hollow interlayer. The valve is arranged in the double-layer wall of the inner drum (1), so that the valve is controlled to be opened and penetrate the flow channel of the double-layer wall after a rotation speed of the inner drum (1) reaches a set value, thereby achieving the aim of executing washing machine drainage; in addition, when the washing machine normally executes washing and rinsing programs, the valve correspondingly seals the flow channel penetrating the double-layer wall, and the inner drum (1) can hold water and thus normally execute the washing and rinsing programs, so that in a washing process, laundry is only in contact with washing water in the sealed inner drum (1), preventing the scenario where washing water between the inner drum and an outer drum flows into the inner drum (1) and contaminates the laundry, and greatly improving the washing cleanliness of the washing machine.

Inventors:
ZHAO ZHIQIANG (CN)
XU SHENG (CN)
LV PEISHI (CN)
Application Number:
PCT/CN2020/089769
Publication Date:
December 03, 2020
Filing Date:
May 12, 2020
Export Citation:
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Assignee:
QINGDAO HAIER DRUM WASHING MACHINE CO LTD (CN)
HAIER SMART HOME CO LTD (CN)
International Classes:
D06F37/04; D06F23/02; D06F39/08
Foreign References:
CN205821767U2016-12-21
CN206109742U2017-04-19
CN108866936A2018-11-23
CN107447425A2017-12-08
CN107558102A2018-01-09
CN204982447U2016-01-20
CN108866922A2018-11-23
KR20060065939A2006-06-15
Attorney, Agent or Firm:
BEIJING YUANZHONG INTELLECTUAL PROPERTY AGENT LTD. (CN)
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