Electricity taking port with adjustable installation size

The utility model relates to the technical field of automobile accessories, and discloses an electricity taking port with an adjustable installation size. The device comprises a mounting ring, a socket and a fastening nut, the mounting ring is provided with a first through groove, one end of the socket is provided with a slot, and the other end of the socket is provided with a power connection terminal connected with a vehicle; a positioning platform extending outwards is further arranged at the end, provided with the slot, of the socket, the area of the shape defined by the edge of the positioning platform is larger than that of the section of the first through groove, and the socket penetrates through the first through groove; external threads are arranged on the outer surface of the mounting ring, a second through groove is formed in the fastening nut, internal threads are arranged on the second through groove, and the fastening nut is connected with the mounting ring in a threadedfit mode. The automobile