公开(公告)号：US12173447B2

公开(公告)日：2024-12-24

申请号：US17621090

申请日：2020-06-08

Applicant: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI

Inventor： Jian Liu ,  Binhua Long ,  Weifeng Zhu ,  Ying Feng ,  Tan Chen

IPC: D06F58/45 ,  D06F33/69 ,  D06F33/74 ,  D06F58/24 ,  D06F58/26 ,  D06F103/32 ,  D06F103/36 ,  D06F105/28 ,  D06F105/30

Abstract: A drying air duct, a clothing treatment device and a method for cleaning a drying air duct are provided. The drying air duct includes a condensing section air duct, a heating section air duct and a fan; the fan is provided at a connection position of the condensing section air duct and the heating section air duct, a cleaning device is provided in the condensing section air duct, the cleaning device is provided at an end of the condensing section air duct adjacent to the fan and is capable of cleaning a side of the condensing section air duct away from the fan. The drying air duct can effectively clean the pipe sudden expansion area of the condensing section air duct, preventing the accumulation of soft flocks in the condensing section air duct.