Title:
AUTOMATIC WATER SUPPLY DEVICE, REFRIGERATOR HAVING SAME AND AUTOMATIC WATER SUPPLY METHOD
Document Type and Number:
WIPO Patent Application WO/2021/184711
Kind Code:
A1
Abstract:
An automatic water supply device, a refrigerator having same and an automatic water supply method. The automatic water supply device comprises a kettle (100), a support (200) for placement of the kettle (100), a detection device (300) and a water supply mechanism (400) for supplying water to the kettle (100). The kettle (100) comprises a water injection port (110); the detection device (300) comprises an induction element (321) and a first sensor (322) provided on the support (200); the induction element (321) is provided in the kettle (100) and ascends and descends along with the liquid level, and the first sensor (322) outputs a first detection signal when it is detected that the induction element (321) is located at the first height; and the water supply mechanism (400) comprises a water supply pipe (410) and a water valve provided on the water supply pipe (410). The device further comprises a controller, and a first detection signal received by the controller controls the water valve to be opened. The detection device further comprises a detection piece (323), the detection piece (323) may output a second detection signal representing the liquid level in the kettle (100), and the controller controls the water valve to close when the second detection signal is received.
Inventors:
ZHAO ZHENYU (CN)
ZHU XIAOBING (CN)
ZHANG YANQING (CN)
FEI BIN (CN)
CHEN YONGKUN (CN)
ZHAO BINTANG (CN)
ZHU XIAOBING (CN)
ZHANG YANQING (CN)
FEI BIN (CN)
CHEN YONGKUN (CN)
ZHAO BINTANG (CN)
Application Number:
PCT/CN2020/115643
Publication Date:
September 23, 2021
Filing Date:
September 16, 2020
Export Citation:
Assignee:
QINGDAO HAIER REFRIGERATOR CO LTD (CN)
HAIER SMART HOME CO LTD (CN)
HAIER SMART HOME CO LTD (CN)
International Classes:
F25D29/00; F25D23/12
Foreign References:
| CN106766657A | 2017-05-31 | |||
| CN207122893U | 2018-03-20 | |||
| CN204071714U | 2015-01-07 | |||
| CN105806025A | 2016-07-27 | |||
| CN104180600A | 2014-12-03 | |||
| CN206407985U | 2017-08-15 | |||
| JPH09218079A | 1997-08-19 |
Other References:
See also references of EP 4123250A4
Attorney, Agent or Firm:
SUZHOU WISPRO INTELLECTUAL PROPERTY AGENCY (CN)
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