The invention provides a cabin door opening position locking mechanism, and belongs to the field of airplane cabin door design, the cabin door opening position locking mechanism comprises a lock ring support fixed on a door body structure, and a lock ring mounted on the lock ring support; one end of the lock support is fixed on the machine body structure, and the other end of the lock support is provided with a mounting space for mounting the lock hook; the spring bolt is arranged in the mounting space, a locking groove is formed in the spring bolt, and a wedge-shaped face is arranged on the side, facing the lock ring support, of the spring bolt and used for guiding the lock ring to enter the locking groove of the spring bolt; the handle shaft penetrates through the lock support and the spring bolt and is fixedly connected with the spring bolt; the handle is arranged at the end part of the handle shaft and is fixedly connected with the handle shaft; the torsion spring is arranged on the handle shaft in a sleeving mode, located between the spring bolt and the lock support and used for providing elastic force for the spring bolt; wherein the lock support is provided with a stop shaft, and the stop shaft is used for being in contact with the lower surface of the spring bolt when the spring bolt is matched with the lock ring, so that downward unlocking is prevented.
本申请提供了一种舱门打开位锁定机构,属于飞机舱门设计领域,该舱门打开位锁定机构包括:固定在门体结构上的锁环支座,所述锁环支座上安装有锁环;锁支座,所述锁支座一端固定在机身结构上,另一端具有安装锁钩的安装空间;设置在安装空间内的锁舌,所述锁舌上设有锁定槽,且面向锁环支座一侧具有楔形面,用于引导锁环进入锁舌的锁定槽内;穿过锁支座与锁舌的手柄轴,所述手柄轴与锁舌固定连接;安装在手柄轴端部的手柄,所述手柄与手柄轴固定连接;套在手柄轴上的扭簧,所述扭簧位于锁舌与锁支座之间,用于向锁舌提供弹性力;其中,所述锁支座上设有止动轴,所述止动轴用于锁舌与锁环配合时与锁舌的下表面接触,以防止产生向下开锁。
Cabin door opening position locking mechanism
一种舱门打开位锁定机构
2025-03-21
Patent
Electronic Resource
Chinese
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