Adapter box of rotatable connector

The utility model provides an adapter box of a rotatable connector. The adapter box comprises a shell, a connector, a rotating mechanism, a first terminal fixing piece and a first terminal. A limiting groove is formed in the shell, and a first opening is formed in the side wall of the shell. And the connector is connected to one side of the shell through the rotating mechanism and is used for being connected with an external wire of equipment. The rotating mechanism comprises a rotating part and a limiting structure connected to one end of the rotating part, and the rotating part is rotationally connected with the limiting groove. The limiting structure is located on the inner side of the shell and used for limiting connection between the rotating mechanism and the shell. One end of the first terminal fixing piece is located in the shell, the other end of the first terminal fixing piece is connected with the first opening, and the first terminal fixing piece is provided with a plurality of first fixing groove