Wheel hub motor with plurality of arrangement modes of wheel rim and brake device

The utility model provides a wheel hub motor with a plurality of arrangement modes of a wheel rim and a brake device. A motor shaft is provided with a stator iron core coil by a stator seat, and a rotor iron core is fixed at the inner periphery of a shell of the motor. The wheel rim is installed or casted on the shell of the motor, an inner-side end cover or an outer-side end cover; or a combined wheel rim, a semi-side wheel rim and the shell of the motor are casted into a whole, wherein the semi-side wheel rim is detachable. A brake disc or a brake drum is installed or casted on the inner-side end cover of the motor. The diameter of the inner side end of the motor shaft is enlarged so as to form a protruding annular cylinder body, and through holes for the penetration of electric wires and cooling water pipes are arranged at the periphery in the annular cylinder body; a gap adjusting fastening bearing or a gap adjusting fastening nut is installed at the outer side end of the motor shaft so as to adjust the g