US 12,357,143 B2
Maintenance station and cleaning system
Wenhai Deng, Shenzhen (CN)
Assigned to SHENZHEN FLY RODENT DYNAMICS INTELLIGENT TECHNOLOGY CO., LTD., Shenzhen (CN)
Filed by SHENZHEN FLY RODENT DYNAMICS INTELLIGENT TECHNOLOGY CO., LTD., Shenzhen (CN)
Filed on Dec. 13, 2021, as Appl. No. 17/548,831.
Claims priority of application No. 202110661229.X (CN), filed on Jun. 15, 2021.
Prior Publication US 2022/0395158 A1, Dec. 15, 2022
Int. Cl. A47L 11/40 (2006.01); A47L 11/28 (2006.01)
CPC A47L 11/4091 (2013.01) [A47L 11/28 (2013.01); A47L 11/4011 (2013.01); A47L 11/4083 (2013.01); A47L 2201/00 (2013.01); A47L 2201/026 (2013.01); A47L 2201/028 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A maintenance station for maintaining a cleaning robot, comprising:
a housing comprising a guiding platform configured to guide the cleaning robot to park;
a cleaning structure arranged on the housing and positioned corresponding to the guiding platform, the cleaning structure comprising a tank body and a cleaning protrusion, the tank body defining a groove, the cleaning protrusion arranged in the groove, and the cleaning protrusion configured to clean a cleaning piece of the cleaning robot; and
a liquid supply assembly arranged on the housing, the liquid supply assembly defining a liquid supply port, the liquid supply port configured to supply liquid that flows into the groove by gravity;
wherein the cleaning structure further comprises a liquid supply boss, and the liquid supply boss is arranged in the groove and below the liquid supply port;
the liquid supply boss comprises an upper surface, the upper surface is configured to allow the liquid to pass therethrough and configured to contact with at least a part of the cleaning piece;
the liquid supply boss comprises a proximal end and a distal end, the proximal end is connected with the cleaning protrusion and is lower than the cleaning protrusion relative to a bottom wall of the tank body, and the distal end is arranged away from the cleaning protrusion;
the upper surface of the liquid supply boss is arranged obliquely downward in the direction from the distal end to the proximal end;
the cleaning protrusion comprises a first part and a second part, an end of the first part and an end of the second part are directly connected to each other, and the first part and the second part are arranged in an obtuse angle;
the liquid supply boss comprises a distal side and a proximal side, the distal side is arranged away from the liquid supply port, an end of the distal side is directly connected to an intersection of the first part and the second part, the proximal side is opposite to the distal side, the proximal side is close to the liquid supply port and connected with a first sidewall of the tank body, the distal end is connected with a second sidewall of the tank body, such that the liquid supply boss is located at a corner position of the groove, another end of the distal side is directly connected to the second sidewall and the distal end, another end of the first part is directly connected to the first sidewall and an end of the proximal side, the first sidewall, the second sidewall, the distal side and the first part cooperatively enclose to form a concave structure;
the upper surface of the liquid supply boss is arranged obliquely downward in the direction from the distal side to the proximal side.