Cleaning base station and cleaning robot system

Abstract

A cleaning base station for a cleaning robot includes a base. The base defines a maintenance space. The cleaning base station further includes at least two of a debris suction device, a sewage pumping device, a cleaning liquid pumping device, a filtering device and a sterilization device. The at least two of the debris suction device, the sewage pumping device, the cleaning liquid pumping device, the filtering device and the sterilization device are installed in the maintenance space.

What is claimed is: 
     
         1 . A cleaning base station for a cleaning robot, comprising a base, the base defining a maintenance space, the cleaning base station further comprising at least two of a debris suction device, a sewage pumping device, a cleaning liquid pumping device, a filtering device and a sterilization device, and the at least two of the debris suction device, the sewage pumping device, the cleaning liquid pumping device, the filtering device and the sterilization device being installed in the maintenance space. 
     
     
         2 . The cleaning base station of  claim 1 , wherein the base defines an accommodating cavity and a maintenance opening in communication with the accommodating cavity, and the accommodating cavity forms the maintenance space;
 the cleaning base station further comprises a maintenance plate connected with the base, and the maintenance plate is configured to cover or open the maintenance opening.   
     
     
         3 . The cleaning base station of  claim 2 , wherein the maintenance opening is defined on a side surface of the base. 
     
     
         4 . The cleaning base station of  claim 2 , wherein the base comprises a chassis, a liquid tank bracket and a back cover, the liquid tank bracket is installed above the chassis, the back cover is configured to cover a back side of the chassis and a back side of the liquid tank bracket, the accommodating cavity is cooperatively defined by the back cover and the liquid tank bracket, and the maintenance opening is defined on the back cover. 
     
     
         5 . The cleaning base station of  claim 4 , wherein a surface part of the liquid tank bracket facing the back cover is recessed to form an installation recess, the installation recess is configured to accommodate the at least two of the debris suction device, the sewage pumping device, the cleaning liquid pumping device, the filtering device and the sterilization device, and the back cover covers the installation recess to form the accommodating cavity. 
     
     
         6 . The cleaning base station of  claim 1 , wherein the base defines a cleaning space for the cleaning robot to park, and the base further defines a sewage suction port located below the cleaning space;
 the cleaning base station further comprises a liquid storage tank mounted on the base, a liquid inlet end of the cleaning liquid pumping device is in communication with the liquid storage tank, and a liquid outlet end of the cleaning liquid pumping device extends to the cleaning space;   a liquid inlet end of the sewage pumping device is in communication with the sewage suction port, a liquid outlet end of the sewage pumping device is in communication with the liquid storage tank, and the filtering device is connected in series with the sewage pumping device and the liquid storage tank.   
     
     
         7 . The cleaning base station of  claim 6 , wherein the sewage suction port is arranged at a lowest position of the cleaning space. 
     
     
         8 . The cleaning base station of  claim 6 , wherein the filtering device is connected in series with the sewage pumping device and the liquid storage tank, and the sterilization device is located at a liquid outlet side of the filtering device. 
     
     
         9 . The cleaning base station of  claim 6 , wherein the sterilization device is connected to a pipeline connecting the sewage pumping device with the liquid storage tank. 
     
     
         10 . The cleaning base station of  claim 9 , wherein the sterilization device comprises an ozone generator and an air supply device, an air inlet of the ozone generator is in communication with the air supply device, and an air outlet of the ozone generator is in communication with the pipeline connecting the sewage pumping device with the liquid storage tank. 
     
     
         11 . The cleaning base station of  claim 10 , wherein the filtering device is connected in series between the sewage pumping device and the liquid storage tank;
 the cleaning base station further comprises a three-way pipe, the three-way pipe comprises a first pipe and two second pipes, the two second pipes are both in communication with the first pipe, the first pipe is in communication with the liquid storage tank, one of the two second pipes is in communication with a liquid outlet end of the filtering device, and the other of the two second pipes is in communication with the air outlet of the ozone generator.   
     
     
         12 . The cleaning base station of  claim 11 , wherein the cleaning base station further comprises a one-way valve, one end of the one-way valve is in communication with the air outlet of the ozone generator, and the other end of the one-way valve is in communication with a corresponding one of the two second pipes of the three-way pipe. 
     
     
         13 . The cleaning base station of  claim 9 , wherein the sterilization device comprises an ozone generator, an air inlet of the ozone generator is in communication with the environment, and an air outlet of the ozone generator is in communication with a pipeline connecting the filtering device with the liquid storage tank. 
     
     
         14 . The cleaning base station of  claim 13 , wherein the cleaning base station further comprises a three-way pipe, the three-way pipe comprises a first pipe and two second pipes, the two second pipes are both in communication with the first pipe, the first pipe is in communication with the liquid storage tank, one of the two second pipes is in communication with a liquid outlet end of the filtering device, and the other of the two second pipes is in communication with the air outlet of the ozone generator. 
     
     
         15 . The cleaning base station of  claim 14 , wherein the cleaning base station further comprises a one-way valve, one end of the one-way valve is in communication with the air outlet of the ozone generator, and the other end of the one-way valve is in communication with a corresponding one of the two second pipes of the three-way pipe. 
     
     
         16 . The cleaning base station of  claim 6 , wherein the cleaning base station further comprises a filter, and the filter is arranged at the sewage suction port. 
     
     
         17 . The cleaning base station of  claim 16 , wherein the filter is funnel-shaped. 
     
     
         18 . The cleaning base station of  claim 6 , wherein the cleaning base station further comprises a liquid detection device, and the liquid detection device is arranged on a pipeline connecting the sewage pumping device with the sewage suction port or a pipeline connecting the sewage pumping device with the liquid storage tank;
 the cleaning base station further comprises a control device electrically connected with the liquid detection device and the sewage pumping device, and the control device is configured to control the sewage pumping device to work according to a detection result of the liquid detection device.   
     
     
         19 . A cleaning robot system, comprising a cleaning robot and the cleaning base station of  claim 1 , and the cleaning base station configured to maintain the cleaning robot.