Mechanical waterproof unlocking device

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Mechanical waterproof unlocking device

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CHEN MINGSEN / ZHANG SHIJUAN / ZHANG YANG / YANG JUNBO / FAN XIAOYING

The invention belongs to the field of aviation lifesaving, and particularly relates to a mechanical waterproof unlocking device which mainly comprises a shell assembly, a timing mechanism, a power mechanism and a locking control mechanism. A compression spring is used as a power source, a steel cable is used as a power output part, a gear train is used as the timing mechanism, and the structure issimple and compact. Compared with an existing mechanical unlocking device, the mechanical unlocking device has the advantages of being waterproof, capable of being repeatedly used after falling intowater, low in cost and the like.

本发明属于航空救生领域，特别是涉及到一种机械式防水开锁器，主要包括外壳组件、计时机构、动力机构和锁紧控制机构。本发明采用压缩弹簧作为动力源，采用钢索作为动力的输出部分，采用齿轮系作为计时机构，结构简单紧凑。与现有的机械开锁器相比，具有可防水、落水后可反复使用、成本低等优点。