CPC A47L 11/4069 (2013.01) [A47L 11/282 (2013.01); A47L 11/4038 (2013.01); A47L 11/4055 (2013.01); A47L 2201/00 (2013.01)] | 20 Claims |
1. A cleaning assembly, comprising:
a motor;
a transmission mechanism coupled with the motor; and
a cleaning device comprising:
a shaft having a first gear mounted thereon and coupled with the transmission mechanism, the shaft being configured to rotate in response to an output of the transmission mechanism and to move axially, and
a cleaning module mounted to an end of the shaft and configured to clean a surface area; and
a first limiting structure slidingly engaged with the shaft and configured to limit the axial movement of the shaft in a first axial direction through a first contact with the first gear.
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