US 12,305,321 B2
Integrated washer-dryer
Kai Liu, Shandong (CN); Yongshun Hou, Shandong (CN); and Fangzheng Zhou, Shandong (CN)
Assigned to CHONGQING HAIER ROLLER WASHING MACHINE CO., LTD., (CN); and HAIER SMART HOME CO., LTD., (CN)
Filed by CHONGQING HAIER ROLLER WASHING MACHINE CO. , LTD., Chongqing (CN); and HAIER SMART HOME CO., LTD., Shandong (CN)
Filed on Jan. 18, 2023, as Appl. No. 18/156,236.
Application 18/156,236 is a continuation of application No. PCT/CN2021/101623, filed on Jun. 22, 2021.
Claims priority of application No. 202010756683.9 (CN), filed on Jul. 31, 2020.
Prior Publication US 2023/0220606 A1, Jul. 13, 2023
Int. Cl. D06F 58/22 (2006.01); B01D 39/10 (2006.01); B01D 39/16 (2006.01); B01D 46/00 (2022.01); B01D 46/12 (2022.01); B01D 46/42 (2006.01); B01D 46/62 (2022.01); B01D 46/69 (2022.01); D06F 25/00 (2006.01)
CPC D06F 58/22 (2013.01) [B01D 39/10 (2013.01); B01D 39/1669 (2013.01); B01D 39/1692 (2013.01); B01D 46/0006 (2013.01); B01D 46/12 (2013.01); B01D 46/4227 (2013.01); B01D 46/62 (2022.01); B01D 46/69 (2022.01); D06F 25/00 (2013.01); B01D 2239/0478 (2013.01); B01D 2239/065 (2013.01); B01D 2239/1291 (2013.01); B01D 2271/02 (2013.01); B01D 2279/55 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An integrated washer-dryer, comprising a box body, an inner and outer drum assembly installed in the box body, a drying air duct provided between the box body and the inner and outer drum assembly, and a heat exchange device provided in the drying air duct;
wherein an air inlet and an air outlet of the drying air duct are both in communication with the inner and outer drum assembly, the air inlet is configured with a first filter member, and a second filter member is provided between the first filter member and the heat exchange device;
a water spray nozzle is provided within the drying air duct, and the water spray nozzle is provided between the first filter member and the second filter member, and is used for washing off debris trapped on the first filter member.