Waterproof connector

The utility model relates to a waterproof connector. The waterproof connector comprises a plug fixing member used for installing a connector plug; the fixing part sliding rail is arranged outside theplug fixing part in a sleeving manner; the connector fixing piece is arranged outside the fixing piece sliding rail in a sleeving manner from the first end of the fixing piece sliding rail; the sliding rail fixing cylinder is arranged outside the fixing piece sliding rail in a sleeving manner from the second end of the fixing piece sliding rail; the pushing piece extends into the inner cavity of the sliding rail fixing cylinder from the second end of the sliding rail fixing cylinder, is propped against the plug fixing piece, and can push the plug fixing piece to move through axial movement inthe inner cavity of the sliding rail fixing cylinder so as to change the position of the connector plug; the installation distance between the connector plug and the socket can be adjusted, and the connector plug and the socke