Male connector, female connector and electric connector

The utility model relates to a male connector, a female connector and an electric connector, the male connector comprises a male wire seat and a connecting piece, the male wire seat is internally provided with a plugging cavity, the plugging cavity comprises a plugging port, the plugging cavity is internally provided with a male terminal, the female connector comprises a connecting rod, the connecting rod comprises a plugging segment and a connecting segment, the connecting segment is connected with the plugging port, and the connecting segment is connected with the plugging port. The plug-in section is internally provided with a female head wire seat, the female head wire seat is provided with a female head terminal, the plug-in section penetrates through the plug-in port and is inserted into the plug-in cavity, and the female head terminal and the male head terminal are in butt joint and are both weak current terminals. The male connector assembly is connected with the external inductor, the female connecto