Convex screw for fixing motor

A convex screw for fixing a motor is characterized in that a boss with a rectangular section is welded on a base, the base and the boss are provided with concentric threaded holes, one end of a screw is in threaded connection with the base and the boss, and the other end of the screw is in threaded connection with a fixed nut. During use, the screw base is placed in the runway, the boss is clamped in the inner groove, so that the screw base cannot rotate, one end of the screw rod is screwed into the threaded holes of the screw base and the boss, the motor base penetrates through the other end of the screw rod and is tightly attached to the runway, the spring gasket penetrates between the motor base and the inner groove of the runway, and the screw rod extending out of the upper end of the motor base penetrates through the gasket. And the nut is screwed for fixing. The screw can be better applied to motor fixation for a long time, and has the advantages of being convenient to disassemble when the motor is repl