Title:
ROLLING BRUSH, ROLLING BRUSH ASSEMBLY, AND CLEANING DEVICE AND CONTROL METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/185571
Kind Code:
A1
Abstract:
A rolling brush, a rolling brush assembly, and a cleaning device and a control method therefor. The rolling brush comprises a body (22); the body (22) is provided with an inner wall (24) and an outer wall (26); the body (22) is provided with through grooves (28) penetrating through the inner wall (24) and the outer wall (26); and the inner wall (24) defines an accommodating space (30). The rolling brush assembly (36) comprises a first rolling brush (20) and a second rolling brush (38); the second rolling brush (38) comprises a second body (40) and a second cleaning portion (42) which are connected to each other; the rolling brush assembly (36) has a first working state and a second working state; in the first working state, the second rolling brush (38) is accommodated in the accommodating space (30); and in the second working state, the second cleaning portion (42) at least partially passes through the through grooves (28) and extends out of the outer wall (26). One rolling brush assembly (36) can implement two different cleaning functions to meet different cleaning requirements.
Inventors:
LI DA (CN)
LIU YINGHAO (CN)
XU BOJIAN (CN)
LIU YINGHAO (CN)
XU BOJIAN (CN)
Application Number:
PCT/CN2023/083024
Publication Date:
October 05, 2023
Filing Date:
March 22, 2023
Export Citation:
Assignee:
DREAME INNOVATION TECH SUZHOU CO LTD (CN)
International Classes:
A47L11/24; A47L11/40; A47L11/282
Foreign References:
| CN114145674A | 2022-03-08 | |||
| CN108742334A | 2018-11-06 | |||
| CN108852170A | 2018-11-23 | |||
| CN214048686U | 2021-08-27 | |||
| DE202005003627U1 | 2005-05-25 | |||
| CN217852786U | 2022-11-22 |
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