Title:
FLOOR CLEANING DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/057641
Kind Code:
A1
Abstract:
A floor cleaning device. An edge brush apparatus thereof is mounted at the bottom of the front part of a frame, a roller brush apparatus is mounted at the bottom of the center part of the frame, a trash bin is mounted at the bottom of the rear part of the frame and is in communication with the roller brush apparatus, and a filter cartridge apparatus is mounted at the top of the rear part of the frame. The filter cartridge apparatus comprises a filter cartridge mechanism and a blower mechanism, the filter cartridge mechanism comprises a housing and at least two filter cartridges, and the at least two filter cartridges are arranged in parallel vertically perpendicular to the heading direction of the frame. The upper end of the housing is sealedly connected to the periphery of the blower mechanism. An air discharge duct, which communicates with the blower mechanism, is formed at the interior of each filter cartridge, and an air intake duct is formed between each filter cartridge and an inner wall of the housing. The lower ends of the filter cartridges are sealed, and the lower end of the housing is provided with an opening. An air inlet is formed between the edge of the opening and each filter cartridge, and the air inlet communicates with the roller brush apparatus and the edge brush apparatus.
Inventors:
GUO MINGKAI (CN)
XIAO ZHIHONG (CN)
SUN PENGLIN (CN)
ZENG DECONG (CN)
XIAO ZHIHONG (CN)
SUN PENGLIN (CN)
ZENG DECONG (CN)
Application Number:
PCT/CN2021/116429
Publication Date:
March 24, 2022
Filing Date:
September 03, 2021
Export Citation:
Assignee:
GUANGDONG BRIGHT DREAM ROBOTICS CO LTD (CN)
International Classes:
E01H1/08; A47L9/22; A47L11/24; A47L11/40; B01D46/24; F04D29/70
Foreign References:
| CN112120604A | 2020-12-25 | |||
| CN112145452A | 2020-12-29 | |||
| CN111088772A | 2020-05-01 | |||
| CN209285378U | 2019-08-23 | |||
| CN202369957U | 2012-08-08 | |||
| CN209153437U | 2019-07-26 | |||
| US3233274A | 1966-02-08 | |||
| EP0793988B1 | 2004-09-15 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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