Patent ID: 11957285
Assignee: BEIJING ROBOROCK TECHNOLOGY CO., LTD.
Field: Furniture, games (Other fields)
Classification: CPC A | IPC A

Claim 17:
18. An automatic cleaning device, comprising:
a mobile platform configured to automatically move in a target direction on a surface to be cleaned, the mobile platform having a bottom surface;
a wet-mode cleaning module comprising a cleaning-head, a distance between the cleaning-head and the bottom surface of the mobile platform being adjustable;
a lifting mechanism configured to drive, via two linear driving mechanisms, the cleaning-head to move to thereby adjust the distance between the cleaning-head and the bottom surface of the mobile platform;
wherein each of the linear driving mechanisms comprises a lead screw nut;
when the linear driving mechanisms move in a direction, the distance between the cleaning-head and the bottom surface of the mobile platform is increased;
when the linear driving mechanisms move in another direction reverse to said direction, the distance between the cleaning-head and the bottom surface of the mobile platform is decreased;
wherein the automatic cleaning device further comprises a liquid supplying module configured to supply a cleaning liquid to the surface to be cleaned; and
wherein the liquid supplying module comprises a storage device configured to store the cleaning liquid, the storage device being arranged with a middle line thereof offset from a middle axial line of the mobile platform extending along a back and forth direction of the mobile platform.