Full-automatic sprinkler with wide coverage

The utility model belongs to the technical field of agricultural sprinkling irrigation, and particularly relates to a full-automatic sprinkler with wide coverage, which comprises a vertical pipe, the vertical pipe is rotatably mounted on a bearing seat, the bearing seat is mounted on a mounting bracket, a spring is hung on a cross rod arranged on the bottom side of the vertical pipe, and the spring is hung and connected with a fixing rod. A limiting rod is arranged on the inner wall of the transverse pipe, a sliding sealing ring is installed on the outer side of a piston installed on the inner side of the transverse pipe in a sliding mode, a compression spring is sleeved on the outer side of a sliding rod connected with one end of the piston, and a windward cover connected with one end of the sliding rod is connected with a vertical tail wing plate through a connecting rod. The spray irrigation device has the advantages that the connecting rod can be driven by wind to pull the piston, the flow of the transver