Big moment annular air gap magneto torque motor

The utility model provides a big moment annular air gap magneto torque motor, the stator has two main poles by controlling two stator iron yokes and constituteing on the every stator iron yoke, the stator iron yoke of opening the breach of symmetry in the middle of the stator iron yoke side respectively, be used for coiling first control coil and second control coil about, division has the notch of certain degree of depth to be used for supporting first permanent magnet and second permanent magnet, four main poles distribute on torque motor's diagonal, and the pole -face is on the face of cylinder of using rotor axis as the center pin, it has the hole of connecting the output shaft to open in the middle of the rotor, and the output shaft is interference fit, and the shaft shoulder and theaxle collar sleeve interact of output shaft have a boss along radial every 90 on the rotor, and the mesa distributes and is using rotor axis to be on the radial face of cylinder as center pin, the distance that the face arriv