Connecting device

The utility model belongs to the field of surgical robots, and relates to a connecting device which is used for connecting auxiliary equipment and a dismounting and mounting module in a vascular intervention robot. The male head is installed on a first device or a second device, the female head is connected with the dismounting module, the male head is provided with an identification connection terminal, the female head is provided with an identification connection port, and when the male head is connected with the female head, the identification connection terminal is correspondingly and electrically connected with the identification connection port; the identification connection terminal is also connected with an identification control circuit, the identification control circuit comprises an identification module and a switch module, and the identification module is used for identifying the first equipment or the second equipment; and the switch module is used for correspondingly controlling the identificat