Title:
DUST BOX, DUST BOX ASSEMBLY AND CLEANING DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/013202
Kind Code:
A1
Abstract:
Provided are a dust box (10), a dust box assembly (1) and a cleaning device (300), the dust box assembly (1) comprises a dust box (10) and at least two screen assemblies, the dust box (1) is formed with a containing cavity (100), a dust suction port (110) and an air outlet (120), the dust suction port (110) is in communication with the containing cavity (100). The dust box (10) is further provided with at least two communicating holes (1211b) spaced apart from each other, the containing cavity (100) communicates with the air outlet (120) through the at least two communicating holes (1211b). The at least two communicating holes (1211b) are respectively provided with the screen assemblies, to filter the airflow through the dust suction port (110), the containing cavity (100) to the air outlet (120). The cleaning effect can be improved.
Inventors:
TANG YONG (CN)
YANG HUAJUN (CN)
YU JIAZHU (CN)
LU JIANG (CN)
YANG HUAJUN (CN)
YU JIAZHU (CN)
LU JIANG (CN)
Application Number:
PCT/CN2020/103608
Publication Date:
January 28, 2021
Filing Date:
July 22, 2020
Export Citation:
Assignee:
ANKER INNOVATIONS TECH CO LTD (CN)
International Classes:
A47L11/24; A47L9/00; A47L9/20; A47L11/40
Foreign References:
| CN204379163U | 2015-06-10 | |||
| CN204379163U | 2015-06-10 | |||
| CN108371515A | 2018-08-07 | |||
| CN201279113Y | 2009-07-29 | |||
| CN103156547A | 2013-06-19 | |||
| CN205006806U | 2016-02-03 | |||
| CN102362801A | 2012-02-29 | |||
| CN109288450A | 2019-02-01 | |||
| CN208640609U | 2019-03-26 | |||
| KR20170002132U | 2017-06-16 | |||
| CN210990037U | 2020-07-14 | |||
| CN111281275A | 2020-06-16 |
Attorney, Agent or Firm:
CHINA WISPRO INTELLECTUAL PROPERTY LLP. (CN)
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