The utility model discloses a power adapter, which comprises a circuit board inside the shell and is positioned in the housing structure, wherein the edge of the circuit board are arranged at both sides of the power amplifier tube, the utility model is characterized in that also includes the elastic support members, both ends of the elastic support member is fixedly connected with a power amplification tube. Two adjacent side and the power amplifier tube located in the position of the circuit board edge, the utility model can not only improve the heat dissipation performance by increasing the contact area of the power amplifier tube and shell, but also save labor cost, reduce the production process.
【技术实现步骤摘要】
【技术保护点】
一种电源适配器，包括：壳体（1）及其置于壳体（1）内部的电路板（2），所述电路板（2）的边缘两侧设置有功率放大管（3），所述功率放大管（3）与所述电路板（2）的放大电路相连接，其特征在于：还包括弹性支撑部件（4），所述弹性支撑部件（4）的两端与功率放大管（3）固定连接，且所述功率放大管（3）的位置位于所述电路板（2）的两个不相邻的侧边边缘。
【技术特征摘要】
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