Permanent magnetic brushless speed-changing motor for electric vehicle and method thereof
A permanent magnet brushless, variable speed motor technology, applied in the direction of electric components, electrical components, electromechanical devices, etc., can solve the problem of unsatisfactory magnetic field weakening effect, and achieve the effect of simple mechanism, broad application prospect and reliable operation
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[0014] The utility model is further described in conjunction with the accompanying drawings, and the manufacturing technology of this device is very clear to those skilled in the art.
[0015] see figure 1 , The stator of the motor is composed of a winding 4 and a stator core 5, and the stator core is connected to the casing with interference. The casing includes a left box body 26 and a motor cover 27 . The motor shaft 1 is connected to the casing through the first bearing 12 and the second bearing 13, and the motor rotor bracket 8, the magnetic flux shunt 2, and the thrust plate 10 are connected on the shaft; the motor rotor is composed of a permanent magnet 6, a rotor core 7, and a rotor bracket 8 components; the rotor bracket and the motor shaft are connected by splines, which can drive the shaft to rotate and slide axially; the left end shaft of the rotor is provided with a magnetic flux shunt 2, and there is a spring 3 between them; the right end of the rotor is a centr...
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