DUST COLLECTOR FLOOR BRUSH WITH HEIGHT-ADJUSTABLE DUST SUCTION OPENING

WIPO Patent Application WO/2020/238513

A1

Provided is a dust collector floor brush with a height-adjustable dust suction opening, the dust collector floor brush comprising a floor brush main body, a rolling brush and a rolling brush cover. The cross section of the rolling brush cover is arc shaped, the rolling brush is fixedly mounted in a rolling brush cavity predefined in the floor brush main body, a dust suction opening adjustment plate is mounted on the floor brush main body, an inner wall of the dust suction opening adjustment plate is in the shape of an arc face, the length direction of the dust suction opening adjustment plate is parallel to an axial direction of the rolling brush, two opposite ends of the dust suction opening adjustment plate in the width direction respectively extend towards the rolling brush cover and a dust suction opening in the bottom of the floor brush main body, and the dust suction opening adjustment plate can be turned over in the circumferential direction of the rolling brush. According to the present invention, two or more different types of rolling brushes can be mounted on the same floor brush for use, different rolling brushes are used on different floors, and the height of the dust suction opening can be changed by adjusting the dust suction opening adjustment plate up and down, so that the cleanliness of the floor brush is improved.

ZHANG QI (CN)
ZHU MINGMING (CN)
CHAI YONGBI (CN)

PCT/CN2020/086635

December 03, 2020

April 24, 2020

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JASHEN SUZHOU TECH CO LTD (CN)

A47L9/04

CN110101337A	2019-08-09
JP2007252643A	2007-10-04
JP4909669B2	2012-04-04
JP2007252643A	2007-10-04
CN109691933A	2019-04-30
DE102017102466A1	2018-08-09

SUZHOU RUNSUN INTELLECTUAL PROPERTY AGENCY (CN)

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