WIND PATH STRUCTURE FOR AUTOMATIC CLEANING DEVICE, AND AUTOMATIC CLEANING DEVICE

WIPO Patent Application WO/2017/177685

A1

A wind path structure for an automatic cleaning device, and an automatic cleaning device. The wind path structure comprises: a cleaning part (1), a cleaning object storage part (2), and a power part (3) which are arranged in sequence along an advancing direction of the automatic cleaning device; a primary wind channel (4) which is provided between the cleaning part (1) and the cleaning object storage part (2) and can enable a cleaning object cleaned by the cleaning part (1) to be conveyed into the cleaning object storage part (2) by wind generated by the power part (3); and a secondary wind channel (5) which is provided between the cleaning object storage part (2) and the power part (3) and is shaped like a horn, a windward side of the inner wall of the secondary wind channel being arc-shaped, so that wind output by the cleaning object storage part (2) is smoothly guided to a wind inlet (31) of the power part (3). The automatic cleaning device can reduce airflow loss in a wind path structure, thereby improving the dust collection efficiency.

LI XING (CN)
LIU XIAOYU (CN)
XIA YONGFENG (CN)

PCT/CN2016/107518

October 19, 2017

November 28, 2016

Click for automatic bibliography generation  

BEIJING XIAOMI MOBILE SOFTWARE CO LTD (CN)
BEIJING ROCKROBO TECH CO LTD (CN)

A47L11/204; A47L11/40

CN105982621A	2016-10-05
CN102379658A	2012-03-21
CN103156547A	2013-06-19
CN102727144A	2012-10-17
CN101152062A	2008-04-02
CN204950812U	2016-01-13
CN102415854A	2012-04-18
US20030182758A1	2003-10-02
US20130086760A1	2013-04-11

BEIJING EAST IP LTD. (CN)

View/Download PDF      PDF Help

Previous Patent: TWO-PERSON PUSHCHAIR

Next Patent: DEVICE FOR SIMULTANEOUSLY ACHIEVING RSA/ECC ENCRYPTION AND DECRYPTION ALGORITHMS