The invention provides an electric power-assisted bicycle controller which comprises a shell with a shell cavity, a circuit board arranged in the shell cavity and a heat dissipation piece which is arranged in the shell cavity, located below the circuit board and in abutting contact with the circuit board, the heat dissipation piece is a metal plate, and the heat dissipation piece and a chip are correspondingly arranged in an installation area of the circuit board. The invention has the advantages that: the heat dissipation part is welded and connected with the area where the chip is located through the attribute of the metal substrate so as to quickly dissipate heat, the size, the structure and the manufacturing process of the controller are optimized, and the heat dissipation part is particularly suitable for a high-power controller.
本发明提供了一种电助力自行车控制器,其包括具有壳体腔的壳体、设置在壳体腔内的线路板、以及设置在壳体腔内且位于线路板下方并抵靠接触的散热件,其中所述散热件为金属板,其与所述芯片在线路板的安装区域对应设置。本发明优点是:通过散热件金属基板属性和芯片所在区域进行焊接连接以进行快速散热,优化控制器体积、结构、制造工艺,尤其适合大功率控制器上。
Electric power-assisted bicycle controller
电助力自行车控制器
2023-12-26
Patent
Elektronische Ressource
Chinesisch
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