Protection structure for communication plug connector

The utility model relates to a protection structure for a communication plug connector, which comprises a plug connector body, a threaded seat is connected outside the plug connector body, rubber rings are arranged at two ends of the threaded seat, hoops are connected outside the rubber rings, and a clamping plate is arranged at one end of one side of each hoop outside the plug connector body. A first flame-retardant plate is arranged on one side of the clamping plate, a second flame-retardant plate is connected into the first flame-retardant plate in an embedded mode, a screw rod is arranged on the adjacent side of the first flame-retardant plate, and the screw rod penetrates through the interior of the clamping plate. According to the plug connector, the threaded seat and the rubber ring are arranged outside the plug connector body, and the threaded seat and the rubber ring can be sealed at the joint of the plug connector body, so that the plug connector body is sealed, and the flame-retardant plate I and t