Motor rotor and motor having same
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United States of America Patent
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Nov 22, 2016
Grant Date -
Jun 19, 2014
app pub date -
Aug 29, 2011
filing date -
Aug 5, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
A motor rotor includes an iron core and a permanent magnet arranged inside the iron core, wherein, a plurality of groups of mounting grooves are arranged in the iron core in a circumferential direction of the iron core, and each group of mounting grooves comprises two or more than two mounting grooves arranged at intervals in a radial direction of the iron core; and a plurality of groups of permanent magnets are provided, and each permanent magnet in each group of permanent magnets is correspondingly embedded in the corresponding mounting groove of each group of mounting grooves. A motor having the motor rotor is further provided, and the magnetic reluctance torque of the motor rotor is increased, thereby increasing the output torque of the motor and the efficiency of the motor.
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