| 摘要 |
A heat dissipation fan structure includes a base plate provided with an air outlet which is provided with a bottom plate. The bottom plate is provided with a drive circuit control member. The base plate is provided with a plurality of poles of an even number. Each pole is wound with a coil. An insulating layer is mounted between the pole and the coil. Poles having the same polarity are connected by the same connecting wire. An impeller is pivoted and rotated on the bottom plate. The impeller has a plurality of blades that may drive air to flow. A magnet ring is mounted on peripheral edges of the blades of the impeller, and may be induced with the poles wound with coils.
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