公开(公告)号：US11154174B2

公开(公告)日：2021-10-26

申请号：US16719988

申请日：2019-12-19

Applicant: MIDEA ROBOZONE TECHNOLOGY CO., LTD.

Inventor： Xiaowei Xu ,  Yuan Chen ,  Xianmin Wei ,  Daming Shen

IPC: A47L11/40 ,  A47L11/18

Abstract: The embodiments of the present application provide a cleaning device and a roller brush component. The roller brush component includes a mounting base, a roller brush frame, an adjusting mechanism, a first roller brush and a second roller brush. A notch is formed on one side of the mounting base. The roller brush frame is rotatablely connected with the mounting base. The adjusting mechanism is in driving connection with the roller brush frame to drive the roller brush frame to rotate. The first roller brush and the second roller brush are connected with the roller brush frame, and the roller brushes are positioned in the notch. The roller brush frame, the first roller brush and the second roller brush are configured such that the first roller brush and the second roller brush may have different ground clearances during rotation of the roller brush frame.

公开(公告)号：US11344172B2

公开(公告)日：2022-05-31

申请号：US16626873

申请日：2019-03-19

Applicant: MIDEA ROBOZONE TECHNOLOGY CO., LTD.

Inventor： Xiaowei Xu ,  Yuan Chen ,  Xianmin Wei ,  Daming Shen

IPC: A47L11/40 ,  A47L9/04 ,  A46B5/00 ,  A46B13/00 ,  A46B13/02 ,  A47L11/24

Abstract: A roller brush assembly and a cleaning device are provided. The above roller brush assembly is applied in the cleaning device, including: a main roller brush; an electric motor configured to drive the main roller brush to rotate to sweep a surface to be cleaned; and an auxiliary roller brush driven by the main roller brush to rotate and sweep the surface to be cleaned towards the main roller brush.