利用隔磁片的折弯及动簧实现衔 铁部分的定位，同时增加隔磁片柔度、增加倒角方便衔铁部分的 更换。
The bending of separating magnetic piece and active spring locate the armature part, which increases flexibility of separating magnetic piece and chamfering to replace armature conveniently.
电磁系统包括线圈和衔铁组件，接触系 统包括静片组件和动片组件；
The electromagnetic system comprises a coil and a gag bit component; the contact system comprises a stable sheet component and a movable sheet component;
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