应用锁扣装置、组合拉杆结构，减少导柱数量，简化了多点多板多分型面注塑模具的设计。

The design of the injection mold of multiple points, plates and molded surfaces is simplified by using lock catch facility, joined tie-bar structure and decreasing the guide-pin amount.

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本发明所公开的一种有封装装置的一次性用锁，一次性用锁包括空心 的锁体、与锁体扣接的锁梁；

The invention discloses a disposable lock with packaging system, comprising a hollow lock body and lock beam fastening the lock body;

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一种电气开关锁扣机构（1），具有一个主锁扣机构（2），该主锁扣机构 包括一个驱动轴（3）和一个耦合在驱动轴上的传动输出装置（4）；

The present invention discloses a switching mechanism (1), which has a main arresting mechanism (2) including a drive shaft (3) and a transmission output device (4) that coupled on the drive shaft;

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