Patent ID: 8672693

Claim:
A universal serial bus (USB) interface comprising a turnover joint ( 21 ), a rotating joint ( 22 ) and a connecting shaft ( 24 ) connecting the turnover joint ( 21 ) with the rotating joint ( 22 ); wherein one end of the turnover joint ( 21 ) is connected to a data product body ( 1 ), and the other end is connected to the rotating joint ( 22 ); and the end of the rotating joint ( 22 ) that is away from the turnover joint ( 21 ) is provided with a connecting terminal ( 25 ), which is connected to the data product body ( 1 ) via a cable ( 27 ); the rotating joint ( 22 ) is rotatable relative to the turnover joint ( 21 ); wherein the turnover joint ( 21 ) is connected to the data product body ( 1 ) via a turnover shaft ( 23 ), which is fixedly connected to the rotating joint ( 22 ) and rotatably connected to the turnover joint ( 21 ); and wherein a turnover-in-place structure ( 3 ) is positioned in the turnover joint ( 21 ) and comprises: turnover grooves ( 31 ) provided on a surface of the turnover shaft ( 23 ); a turnover-in-place ball ( 32 ), the shape of which matches those of the turnover grooves ( 31 ), provided in a turnover-in-place pore canal ( 34 ) connected to the turnover shaft ( 23 ), both ends of the turnover-in-place ball ( 32 ) abutting against the turnover-in-place grooves ( 31 ) and a turnover-in-place spring ( 33 ); and the turnover-in-place spring ( 33 ) positioned in the turnover-in-place pore canal ( 34 ), one end of the turnover-in-place spring ( 33 ) being fixed, and the other end pushing the turnover-in-place ball ( 32 ) through a connector.