Patent ID: 8564166

Claim:
A motor structure, comprising a stator assembly and a rotor assembly embedded therein, wherein the stator assembly comprises a stator core and a winding; the stator core comprises a yoke and a plurality of teeth protruding inwards from the yoke; two adjacent teeth form a wire embedding slot; the winding is placed inside the wire embedding slot and winds around the teeth; the rotor assembly comprises a rotor core and a permanent magnet; the rotor core comprises an annular ring having a central axial pore and a plurality of magnetic induction blocks protruding outwards from an outer side of the annular ring; two adjacent magnetic induction blocks form a radial recess for mounting the permanent magnet; the magnetic induction blocks at both sides of an opening of the radial recess protrude with a hook block; the section of an outer side surface of the magnetic induction blocks is a circular-arc line; and the outer side surface of the magnetic induction blocks employs a point with a distance deviating from a center of the central axial pore as a center of circle thereof.