Electric connector

The utility model discloses an electric connector which is used for being in butt joint with a butt joint piece, the butt joint piece is provided with at least one clamping groove, the electric connector comprises an insulating body which is provided with a butt joint groove and at least one sliding groove, and the butt joint groove is formed at the front end of the insulating body in a backward concave mode and used for being in plug-in connection with the butt joint piece; the at least one terminal is arranged on the insulating body, the terminal is provided with a contact part convexly extending into the butting groove, and the contact part is used for being electrically connected with the butting piece; the at least one holding piece is arranged on the insulating body, the holding piece is provided with an elastic arm which is formed by extending towards one of the sliding grooves, the elastic arm is provided with a buckle part, and the buckle part is located below the butt joint groove; and the pushing p