Title:
ROTARY CLEANING MACHINE
Document Type and Number:
WIPO Patent Application WO/2022/052137
Kind Code:
A1
Abstract:
A rotary cleaning machine, comprising: a working head (1), a body (2), and a negative pressure mechanism (4). The working head (1) has one end provided with a flexible scraping element (11), and the other end pivotally connected to the body (2); the working head (1) is hollow inside, and the other end of the working head (1) is connected to the body (2); the negative pressure mechanism (4) is provided inside the body (2), an installation space where the negative pressure mechanism (4) is located has an exhaust port (221), and the negative pressure mechanism (4) comprises fan blades (41) and a power unit (42) for driving the fan blades (41) to pivot; and the fan blades (41) are disposed at the exhaust port (221). The working head (1) of the rotary cleaning machine can rotate freely relative to the body (2), such that the working angle of the working head (1) can be adjusted according to actual needs, thereby facilitating cleaning surfaces at different spatial positions by users. In addition, the rotary cleaning machine can also recover a cleaning liquid while cleaning, thereby avoiding the outflow of the cleaning liquid.
Inventors:
DENG WEI (CN)
Application Number:
PCT/CN2020/115236
Publication Date:
March 17, 2022
Filing Date:
September 15, 2020
Export Citation:
Assignee:
SUZHOU GAN TAI PREC MACHINERY CO LTD (CN)
International Classes:
A47L1/05; A47L9/00; A47L11/00
Foreign References:
| CN212368867U | 2021-01-19 | |||
| CN204233061U | 2015-04-01 | |||
| CN203898196U | 2014-10-29 | |||
| JPH08228971A | 1996-09-10 | |||
| CN108478097A | 2018-09-04 | |||
| CN110292329A | 2019-10-01 | |||
| CN209610994U | 2019-11-12 | |||
| EP3438461A1 | 2019-02-06 | |||
| KR20110042834A | 2011-04-27 |
Attorney, Agent or Firm:
SUZHOU GUOCHENG PATENT AGENCY CO., LTD (CN)
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