US 12,111,672 B2
Dehumidifier
Weiming Li, Foshan (CN); and Zhiming Zhang, Foshan (CN)
Assigned to GD MIDEA AIR-CONDITIONING EQUIPMENT CO., LTD., Foshan (CN); and MIDEA GROUP CO., LTD., Foshan (CN)
Appl. No. 17/617,676
Filed by GD MIDEA AIR-CONDITIONING EQUIPMENT CO., LTD., Foshan (CN); and MIDEA GROUP CO., LTD., Foshan (CN)
PCT Filed Oct. 25, 2019, PCT No. PCT/CN2019/113205
§ 371(c)(1), (2) Date Dec. 9, 2021,
PCT Pub. No. WO2020/258618, PCT Pub. Date Dec. 30, 2020.
Claims priority of application No. 201910558093.2 (CN), filed on Jun. 25, 2019; and application No. 201920967950.X (CN), filed on Jun. 25, 2019.
Prior Publication US 2022/0236750 A1, Jul. 28, 2022
Int. Cl. F24F 13/22 (2006.01); G05D 9/12 (2006.01)
CPC G05D 9/12 (2013.01) [F24F 13/222 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A dehumidifier comprising:
a housing;
a water tank mounted in the housing;
a detection device including:
a detector arranged at the housing; and
a signal trigger arranged in the water tank, the signal trigger including a hollow interior and a water inlet hole communicating the hollow interior and the water tank, and the whole signal trigger being configured to:
move to a detection area of the detector in response to a water level in the water tank being higher than a preset position, and
move out of the detection area of the detector in response to the water level in the water tank being lower than the preset position; and
a controller electrically coupled to the detection device and configured to control a pump to stop pumping water in response to the signal trigger being located outside the detection area of the detector.