Fixed screw painted with glue is barely used. The screw for mounting diaphragm on the magnet base is fixed by glue.
涂胶固定螺丝的使用很少。磁铁座上安装振动膜的螺丝是涂胶固定的。
The utility model comprises a support frame provided with a base, a hollow field rod fixed integrative with the support frame through a fixed bolt capable of passing through one end mounting hole;
本实用新型的构成包括：设置有底座的支撑架、通过可径向穿过其一端安装孔 的固定栓与所述的支撑架固定为一体的空心标杆；
The utility model comprises a support frame provided with a base, a hollow field rod fixed integrative with the support frame through a fixed bolt capable of passing through one end mounting hole;
本实用新型的构成包括：设置有底座的支撑架、通过可径向穿过其一端安装孔 的固定栓与所述的支撑架固定为一体的空心标杆；
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