Upper and lower magnet formula anti -shake voice coil motor

The utility model discloses an upper and lower magnet formula anti -shake voice coil motor, include: the cooperation was in the same place about base, yoke board, support, two sets of magnetite and coil, base were with the yoke board, support, magnetite and coil setting are in base and yoke board, the equidistant periphery of fixing at the support of coil, the corresponding setting of two sets ofmagnetites is put in the upper and lower position of each coil, and wherein a set of magnetite is fixed on the base, and the interior top surface at the yoke board is fixed to another group's magnetite, and the opposite face magnetic pole of two sets of magnetites is the same, and the magnetism sense line orientation after the coil circular telegram and the magnetic pole of two sets of magnetitesare on same longitudinal axis. The utility model discloses correspond settings with magnetite and coil about being, according to ampere's rule, the N utmost point of the the direction of current flowdecision coil after the coi