External-rotor brushless motor system
A technology of brushless motor and external rotor, which is applied in the direction of electronically commutated motor control, control system, synchronous motor with stationary armature and rotating magnet, etc. It can solve the problem of increased friction, damage to the motor, slow speed, etc. Problems, achieve the effect of reducing product cost, good versatility, easy mass production and management
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[0014] In order to better understand the technical solutions of the present invention, the embodiments provided by the present invention will be described in detail below in conjunction with the accompanying drawings.
[0015] The present invention provides an outer rotor brushless motor system, such as figure 1 , figure 2 , image 3 As shown, it includes: an outer rotor brushless motor unit 10 and a driver 20, wherein:
[0016] The outer rotor brushless motor unit 10 includes: a central shaft 11, a bearing 12, a housing 13, a permanent magnet 14, a stator armature 15 and a power cord 18;
[0017] One end of the central shaft 11 passes through the center of the bearing 12 , the bearing 12 is fixed on one end of the housing 13 , and the bearing 12 can rotate around the central shaft 11 .
[0018] The inner wall of the housing 13 is fixed with a permanent magnet 14, and the permanent magnet 14 is generally a magnet or a magnet.
[0019] The central shaft 11 passes through t...
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