US 12,440,081 B2
Cleaning assembly and smart cleaning device
Xiaoming Liu, Beijing (CN); and Erdong Gu, Beijing (CN)
Assigned to Beijing Roborock Technology Co., Ltd., Beijing (CN)
Appl. No. 17/641,078
Filed by Beijing Roborock Technology Co., Ltd., Beijing (CN)
PCT Filed Aug. 18, 2020, PCT No. PCT/CN2020/109844
§ 371(c)(1), (2) Date Mar. 7, 2022,
PCT Pub. No. WO2021/042984, PCT Pub. Date Mar. 11, 2021.
Claims priority of application No. 201910839233.3 (CN), filed on Sep. 5, 2019.
Prior Publication US 2022/0330780 A1, Oct. 20, 2022
Int. Cl. A47L 11/40 (2006.01)
CPC A47L 11/4036 (2013.01) [A47L 2201/00 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A cleaning assembly, capable of being mounted on a machine body of a smart cleaning device, wherein the cleaning assembly comprises a connecting plate and a soft cleaning body, the cleaning assembly is detachably connected to the machine body through the connecting plate, and in a case that the connecting plate is mounted into or removed from the machine body, the connecting plate moves in a forward direction or a backward direction of the machine body; the connecting plate and the soft cleaning body are detachably connected through a slide assembly which comprises a mounting groove and a guide bar which are mutually matched, the mounting groove is provided on one of the connecting plate and the soft cleaning body, and the guide bar is disposed on the other one of the connecting plate and the soft cleaning body; and the guide bar is operatively inserted into the mounting groove to connect the soft cleaning body to the connecting plate, and operatively gets out of the mounting groove to separate the soft cleaning body from the connecting plate,
wherein the cleaning assembly further comprises a liquid containing box, and the connecting plate is mounted at a bottom portion of the liquid containing box through a guide structure; and
the liquid containing box is a water tank with an electric controlled pump, and a water path plate is provided inside the machine body, a water inlet of the water path plate being connected to a water outlet passage of the water tank.