Screw thread locking joint ware

The utility model is suitable for a connector field provides a screw thread locking joint ware, including plug and socket, the plug includes plug body, plug insulator, go -between and a plurality of contact pin, and the socket includes socket shell, socket insulator and a plurality of intubate, and the go -between cover is established on the plug body to can rotate for the plug body, the inner wall of go -between is kept away from socket one end and is provided with spacing step, is provided with spacing portion on the outer wall of plug body, and spacing step can be replaced with spacing portion each other, the inner wall of go -between is close to socket one end and is provided with the screw thread, socket shell's outer wall be close to plug one end be equipped with with the inner wallassorted screw thread of go -between. Through swivelling joint ring, make go -between and socket shell close soon, drive the plug and to the orientation motion of socket, insert totally until contactpin and intubate and close