US 11,833,466 B2
Purification device for purifying air and air purifier having same
Yunqing Han, Foshan (CN); Chubin Ou, Foshan (CN); Tongsheng Wang, Foshan (CN); and Hui Zhang, Foshan (CN)
Assigned to GUANGDONG MIDEA WHITE HOME APPLIANCE TECHNOLOGY INNOVATION CENTER CO., LTD., Foshan (CN); and MIDEA GROUP CO., LTD., Foshan (CN)
Filed by Guangdong Midea White Home Appliance Technology Innovation Center Co., Ltd., Foshan (CN); and Midea Group Co., Ltd., Foshan (CN)
Filed on Jan. 27, 2021, as Appl. No. 17/160,269.
Application 17/160,269 is a continuation of application No. PCT/CN2018/122335, filed on Dec. 20, 2018.
Claims priority of application No. 201811013337.0 (CN), filed on Aug. 31, 2018.
Prior Publication US 2021/0146294 A1, May 20, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. B01D 45/14 (2006.01); B01D 47/16 (2006.01); B01D 46/00 (2022.01); B01D 46/10 (2006.01); B01D 46/26 (2006.01); B01D 47/06 (2006.01)
CPC B01D 47/16 (2013.01) [B01D 45/14 (2013.01); B01D 46/0005 (2013.01); B01D 46/10 (2013.01); B01D 46/26 (2013.01); B01D 47/06 (2013.01); B01D 2259/4508 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A purification device for purifying air, comprising:
a housing provided with an air inlet and an air outlet, wherein a cavity communicating with the air inlet and the air outlet is defined in the housing;
one or more purifying assemblies each rotatably arranged in the cavity and located between the air inlet and the air outlet, wherein a respective purifying assembly of the one or more purifying assemblies comprises a first rotary cylinder and a first rotary disk, the first rotary cylinder is spaced apart from a side wall of the housing, a side wall of the first rotary cylinder is provided with a first mesh in a circumferential direction of the side wall of the first rotary cylinder, the first rotary disk is connected downstream of the first rotary cylinder, and a portion of the first rotary disk, which is located between the first rotary cylinder and the housing in a radial direction, is provided with a second mesh;
one or more water inlet pipes each comprising a water inflow end and a water discharge end, the water discharge end being provided with a plurality of circumferentially distributed water injection nozzles, and the water discharge end extending into the first rotary cylinder;
one or more capture members each rotatably arranged downstream of the purifying assembly, wherein a respective capture member of the one or more capture members comprises a second rotary cylinder and a second rotary disk, an outer circumferential wall of the second rotary cylinder is a cylindrical surface, the second rotary cylinder is spaced apart from the side wall of the housing, the second rotary disk is connected downstream of the second rotary cylinder, and a portion of the second rotary disk, which is located between the second rotary cylinder and the housing at least in the radial direction, is provided with a third mesh; and
a motor configured to drive the one or more purifying assemblies and the one or more capture members into rotation.