The utility model discloses a power transmission system with electrified water -washed wash, deicing operation equipment, including caterpillar base plate, pivoting support, horizontal revolving platform, insulating operation arm and belt cleaning device, horizontal revolving platform is fixed in caterpillar base plate through the pivoting support on, insulating operation arm includes insulating big arm of mutual articulated and insulating forearm. One side of horizontal revolving platform is connected with the gyration dish of arranging along vertical orientation, and the outside of gyrationdish is connected with the mount pad, is provided with big arm and forearm drive reducing motor on the mount pad respectively, and the lower extreme of insulating big arm hinges on big arm drive reducing motor's output shaft, and it is articulated with little arm motor's output shaft that insulating forearm passes through the drag link mechanism, has arranged back turntable drive device on the horizontal revolving platform, and belt cleaning device connects and closely rinses in the last terminal pair insulator of insulation operation arm. Horizontal revolving platform, gyration dish and two drive reducing motor's cooperation is used, makes this equipment have the position adjustment accuracy, washs the high -efficient clean and few advantage of water consumption.