cleaner The equipment is comcomposed of speed reducer,water pump,roller,support,supporting wheel,scrubbing brush,sprat water tube,hopper ,cover plate,water tank,valve,transmission shaft,motor rack and electric control switches etc.parts.Through the chain,the motor sprocket wheel on the long shaft,and then through the engagement of the sprocket wheel of transition shaft and the stainless steel chain on the roller,the roller starts to rotate.