Cleaning device and method for electromechanical equipment of expressway

The invention relates to the technical field of cleaning equipment, in particular to a highway electromechanical equipment cleaning device and method.The highway electromechanical equipment cleaning device comprises a shell, a piston cylinder is arranged in the shell, and the piston cylinder communicates with a liquid storage tank fixedly installed in the shell through a suction pipe; the cleaning mechanism is arranged in the shell and comprises a reciprocating assembly and a rotary wiping assembly, the reciprocating assembly comprises a sliding part arranged on the shell in a sliding mode, a cleaning roller is rotationally installed on the sliding part and connected with the rotary wiping assembly, and when the reciprocating assembly drives the sliding part to ascend and descend in the space vertical direction of the shell, the cleaning roller is driven by the reciprocating assembly to rotate. The rotary wiping assembly can act and can drive the cleaning roller to rotate relative to the sliding piece. The so