US 12,222,131 B2
Box cover, water box, humidification apparatus, and air blowing device
Zhiping Sun, Zhongshan (CN); Xin Yang, Zhongshan (CN); Wenpo Chen, Zhongshan (CN); Hanfei Chen, Zhongshan (CN); Qing Wang, Zhongshan (CN); Wenbo Du, Zhongshan (CN); Mingbi Li, Zhongshan (CN); and Chengbo Tan, Zhongshan (CN)
Assigned to GD MIDEA ENVIRONMENT APPLIANCES MFG CO., LTD., Zhongshan (CN); and MIDEA GROUP CO., LTD., Foshan (CN)
Appl. No. 17/622,865
Filed by GD MIDEA ENVIRONMENT APPLIANCES MFG CO., LTD., Zhongshan (CN); and MIDEA GROUP CO., LTD., Foshan (CN)
PCT Filed Sep. 27, 2019, PCT No. PCT/CN2019/108692
§ 371(c)(1), (2) Date Dec. 27, 2021,
PCT Pub. No. WO2021/017146, PCT Pub. Date Feb. 4, 2021.
Claims priority of application No. 201921236435.0 (CN), filed on Aug. 1, 2019.
Prior Publication US 2022/0243950 A1, Aug. 4, 2022
Int. Cl. F24F 13/20 (2006.01); F04D 25/08 (2006.01); F24F 6/12 (2006.01); F24F 6/14 (2006.01); F24F 13/08 (2006.01); F24F 6/00 (2006.01)
CPC F24F 13/20 (2013.01) [F04D 25/08 (2013.01); F24F 6/12 (2013.01); F24F 6/14 (2013.01); F24F 13/082 (2013.01); F24F 2006/008 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A water box of a humidifying device, the water box comprising a box body, an air-out duct and a box cover; wherein
the box cover comprises a cover body and a mist output channel penetrating through the cover body;
the cover body is integrally formed with the mist output channel;
a protrusion provided with a first receiving cavity is formed on the cover body, the first receiving cavity is in communication with the mist output channel;
the box cover further comprises a plurality of drainage ribs, the plurality of drainage ribs are arranged on an inner surface of a top of the protrusion; and
the mist output channel is provided at one side of the plurality of drainage ribs, and the air-out duct is provided at another side of the plurality of drainage ribs.