LIQUID LEVEL SWITCH AND LIQUID STORAGE DEVICE HAVING SAME, AND REFRIGERATOR

WIPO Patent Application WO/2023/098667

A1

Provided in the present invention are a liquid level switch and a liquid storage device having same, and a refrigerator. The liquid level switch comprises: a moving body configured to move according to a liquid level in a working environment where the liquid level switch is located; and a switch body, which is fixedly connected to or integrated with the moving body and is configured to move with the moving body such that a liquid replenishing port for liquid replenishment in the working environment can be opened or closed. The liquid storage device has the liquid replenishing port for liquid replenishment and comprises the liquid level switch, the switch body being configured to move with the moving body so as to open or close the liquid replenishing port. By means of the liquid level switch and the liquid storage device, the automatic liquid replenishing function can be achieved, which improves the degree of automation of the device, and is conducive to improving the oxygen removal effect of the electrochemical oxygen removal process of the refrigerator, so that the oxygen removal process is more intelligent and effective, thereby improving the level of intelligence of the refrigerator.

HUANG LULU (CN)
FEI BIN (CN)
MIAO JIANLIN (CN)
ZHANG YUNING (CN)

PCT/CN2022/135060

June 08, 2023

November 29, 2022

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QINGDAO HAIER REFRIGERATOR CO LTD (CN)
HAIER SMART HOME CO LTD (CN)

F16K31/34

US2559046A	1951-07-03
US4750515A	1988-06-14
US3095896A	1963-07-02
CN217876737U	2022-11-22
CN217654171U	2022-10-25
CN217465119U	2022-09-20
CN111831017A	2020-10-27
US4256136A	1981-03-17

WISEAST INTELLECTUAL PROPERTY LAW FIRM (CN)

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