Title:
ON-FLOOR SWEEPING DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/050653
Kind Code:
A1
Abstract:
An on-floor sweeping device. The sweeping device comprises: a brush disc (1) having a brush (2) mounted under same; a first movable connector (3) provided with a through hole (6); and a telescopic push rod (4) capable of being switched between a retraction state and a maximum extension state, wherein the head of the telescopic push rod (4) is provided with a second movable connector (5) that can slide in the through hole (6), the sliding direction of the second movable connector being the same as an extension/retraction direction of the telescopic push rod (4). The brush disc (1) moves between a first position and a second position under the action of the telescopic push rod (4), wherein when the brush disc (1) is located at the first position, there is a height difference between the brush (2) and the floor, and the telescopic push rod (4) is in the retraction state; when the brush disc (1) is located at the second position, the telescopic push rod (4) is in the maximum extension state; and when the telescopic push rod (4) is in the maximum extension state, the brush disc (1) can drive the first movable connector (3) to slide in a direction away from the telescopic push rod (4) under the action of gravity, so as to keep the brush (2) on the floor.
Inventors:
HUANG CHAO (CN)
HUANG YUNNAN (CN)
QIAO YAOYAO (CN)
HUANG YUNNAN (CN)
QIAO YAOYAO (CN)
Application Number:
PCT/CN2022/071351
Publication Date:
April 06, 2023
Filing Date:
January 11, 2022
Export Citation:
Assignee:
SHANGHAI XIANTU INTELLIGENT TECH CO LTD (CN)
International Classes:
E01H1/05; A46B15/00; A47L11/30
Foreign References:
| CN111636345A | 2020-09-08 | |||
| CN211633139U | 2020-10-09 | |||
| US20200069041A1 | 2020-03-05 |
Attorney, Agent or Firm:
BEIJING BESTIPR INTELLECTUAL PROPERTY LAW CORPORATION (CN)
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