Connecting line plug of bone conduction earphone

A connecting line plug of a bone conduction earphone comprises a hard fixing block, a soft wrapping layer, a metal connector and a signal connecting line, the metal connector is arranged on the front side of the hard fixing block, the soft wrapping layer wraps the outer side of the hard fixing block, and the signal connecting line is arranged on the tail side of the soft wrapping layer. And an electric wire in the signal connecting wire penetrates through the soft wrapping layer and the hard fixing block and extends to be connected to the metal connector. According to the utility model, the connecting line plug is arranged to be a double-layer structure in which the hard fixing block is wrapped by the soft wrapping layer, and the structure can improve the tensile property and the grasping hand feeling at the same time, thereby effectively preventing the connecting line plug from being snapped or damaged during plugging and unplugging. 一种骨导耳机的连接线插头，包括硬质固定块、软质包裹层、金属连接头和信号连接线，金属连接头设置在硬质固定块的前侧，软质包裹层包裹在硬质固定块外侧，信号连