Cleaning system and composite power line

The utility model relates to a cleaning system and a composite power line, the cleaning system comprises a window cleaning robot and a base station, and the window cleaning robot and the base station are connected through the composite power line; the composite power line comprises a coating part and a line body, wherein an accommodating cavity is formed in the coating part; the wire body is located in the containing cavity and comprises at least two strands of electric leads and at least one strand of external tensile pull wire, and the window cleaning robot is electrically connected with the base station through the electric leads. In the cleaning system, the composite power line can achieve the power supply function through the electric lead in the line body and can also effectively achieve the tensile function through the external tensile pull line in the line body, so that when the window-cleaning robot falls off from a window, the composite power line can stably and effectively pull the window-cleaning