Special drip irrigation device for potato cultivation

The invention discloses a special drip irrigation device for potato cultivation, which structurally comprises a water pipe, a support leg, a connector, a positioning assembly and a drip irrigation nozzle, the water pipe is connected with the connector and the drip irrigation nozzle and is provided with the positioning assembly, the positioning assembly is arranged on the support leg, and an overlapping part and a locking device are arranged on a power assisting body. The overlapping piece and the locking device are matched on the guide rail, when the buckle clamps deflect and tend to be condensed into the sleeve box in advance, the buckle clamps synchronously clamp the supporting legs to ascend and are buckled on the bearing plate, so that the bearing plate stretches and retracts towards the overlapping piece with one side of the guide rail as a fulcrum, and the overlapping piece can be pushed to be downwards pressed on the locking device through opening and closing of the guide rail; the locking device is ef