US 11,910,972 B2
Sweeping robot
Jiefeng Cheng, Foshan (CN); Sungjin Kim, Foshan (CN); Qing Li, Foshan (CN); Site Hu, Foshan (CN); Zhonghua Li, Foshan (CN); and Tao Fu, Foshan (CN)
Assigned to GUANGDONG MIDEA WHITE HOME APPLIANCE TECHNOLOGY INNOVATION CENTER CO., LTD., Foshan (CN); and MIDEA GROUP CO., LTD., Foshan (CN)
Appl. No. 17/285,095
Filed by GUANGDONG MIDEA WHITE HOME APPLIANCE TECHNOLOGY INNOVATION CENTER CO., LTD., Foshan (CN); and MIDEA GROUP CO., LTD., Foshan (CN)
PCT Filed Nov. 9, 2018, PCT No. PCT/CN2018/114876
§ 371(c)(1), (2) Date Apr. 14, 2021,
PCT Pub. No. WO2020/093383, PCT Pub. Date May 14, 2020.
Prior Publication US 2021/0386263 A1, Dec. 16, 2021
Int. Cl. A47L 11/24 (2006.01); A47L 5/14 (2006.01); A47L 9/04 (2006.01); A47L 9/08 (2006.01); A47L 9/28 (2006.01)
CPC A47L 11/24 (2013.01) [A47L 5/14 (2013.01); A47L 9/0477 (2013.01); A47L 9/08 (2013.01); A47L 9/2826 (2013.01); A47L 9/2852 (2013.01); A47L 2201/04 (2013.01); A47L 2201/06 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A sweeping robot, comprising:
a chassis, and
a jet dust raising structure installed on the chassis, wherein the jet dust raising structure has an air inlet, an air outlet, and a jet channel connected to the air inlet and the air outlet, the air inlet is configured for air flow to enter the jet channel, and the air outlet is arranged in a front side of a brush suction port of the sweeping robot;
wherein the sweeping robot further comprises a dust suction motor, an exhaust port of the dust suction motor is connected with at least one of the air inlet and an air intake of an air inlet chamber of the chassis, and the dust suction motor is connected to the brush suction port brush suction port; and
wherein the exhaust port is connected to at least one of the air inlet and the air intake through a hose, the sweeping robot comprises a mounting cylinder with a roller brush, a mounting column is arranged on one side of the mounting cylinder away from the roller brush, and a circuit board of the sweeping robot is installed on the mounting column, the hose passes through a limiting gap formed by the circuit board, the mounting column, and the mounting cylinder.