Remote control device for engineering machinery

The utility model relates to an engineering machinery remote control device which comprises a working box, a remote control device body is fixed on the upper surface of the working box, a protection mechanism is arranged in the working box, and a protection frame is fixedly installed on the top of the working box. The protection mechanism comprises two fixing seats fixed to the left end and the right end of the inner bottom wall of the working box, connecting holes are formed in the fixing seats, a fixing rod is fixed between the opposite sides of the two fixing seats, and adjusting blocks are slidably connected to the left end and the right end of the outer surface of the fixing rod correspondingly. The left end and the right end of the outer surface of the fixing rod are sleeved with springs, and an adjusting rod is fixed to the top of the adjusting block. According to the engineering machinery remote control device, the protection frame is fixed through the protection mechanism, so that the remote control