Opening adopting device for fixing coil rotating shaft

The utility model discloses an opening adopting device for fixing a coil rotating shaft, which comprises a shell, a rotating shaft is movably arranged in the middle of the inner side of the shell through the rotating shaft, a coil is fixedly arranged in the middle of the surface of the outer side of the rotating shaft, and a carbon brush seat is fixedly arranged on one side in the shell. A plurality of carbon brush fixing mechanisms are uniformly arranged on the outer side surface of the carbon brush, each carbon brush fixing mechanism comprises a rotating block, a mounting block, a carbon brush mounting groove and a carbon brush body, a plurality of rotating blocks are uniformly and movably arranged on the outer side surface of the carbon brush seat through a rotating shaft, and the mounting blocks are fixedly arranged on the outer side surfaces of the rotating blocks; a carbon brush mounting groove is fixedly formed in the outer side surface of the mounting block, and a carbon brush body is movably clamped