Controller

The utility model discloses a controller which comprises a controller body and a controller plug, and further comprises a fixing mechanism which is arranged on the controller body and used for fixing the controller plug, and the fixing mechanism comprises an installation frame fixedly connected to the controller body. Two symmetrical mounting plates are fixedly connected to the inner wall, away from the power port, of the mounting frame, a rotating plate is rotationally connected between the two mounting plates, a connecting rod is arranged at the end, away from the controller body, of the rotating plate, and a fixing block is arranged at the other end of the connecting rod. According to the utility model, through the arrangement of the fixing mechanism, under the driving action of the driving mechanism, the controller plug is limited and fixed, so that the controller plug is prevented from being separated from the controller body due to accidental touch in the normal working process of the controller body, t