Alternating current charging pile for electric vehicle

The utility model discloses an alternating current charging pile for an electric automobile, and particularly relates to the technical field of charging piles, the alternating current charging pile comprises a charging pile shell, a controller is fixedly mounted in the charging pile shell, and a fire extinguishing mechanism is arranged above the controller; the fire extinguishing mechanism comprises a plurality of lower spray heads arranged above the controller, the top ends of the lower spray heads fixedly communicate with first communicating pipes, lower spray branch pipes are arranged below the controller, and a plurality of second communicating pipes fixedly communicate with the lower portions of the outer walls of the lower spray branch pipes from left to right in sequence at equal intervals. By arranging the fire extinguishing mechanism, compressed carbon dioxide in a carbon dioxide fire extinguishing tank can enter a first communicating pipe and a lower spraying branch pipe along a flow dividing pipe,