The invention provides a double-bolt lock mechanism, and belongs to the field of aircraft cabin door locks, the double-bolt lock mechanism comprises a transmission mechanism, two bolt assemblies and a spring boosting assembly; wherein the transmission mechanism comprises a handle, a driving rocker arm, a driven rocker arm and a mounting seat, the mounting seat is fixedly mounted on the cabin door structure, the driving rocker arm and the driven rocker arm are pivoted on the mounting seat, the driving rocker arm is respectively pivoted with one plug pin assembly and the driven rocker arm, and the driven rocker arm is respectively pivoted with the driving rocker arm and the other plug pin assembly. The handle is fixedly connected with the driving rocker arm; the plug pin assembly comprises a plug pin support, a plug pin, a lock ring support and a lock ring, the plug pin support and the lock ring support are fixed to the cabin door structure, the lock ring is fixed to the lock ring support to form a plug pin limiting structure, and the plug pin is installed on the plug pin support and can slide relative to the plug pin support; the spring boosting assembly comprises a spring booster and a spring support, one end of the spring booster is hinged to the driving rocker arm, and the other end of the spring booster is hinged to the spring support.
本申请提供了一种双插销锁机构,属于飞机舱门锁领域,该双插销锁机构包括:传动机构、两个插销组件和弹簧助力组件;其中,传动机构包括手柄、主动摇臂、从动摇臂及安装座,安装座固定安装在舱门结构上,主动摇臂和从动摇臂枢接在安装座上,主动摇臂分别与其中一个插销组件和从动摇臂枢接,从动摇臂分别与主动摇臂和另一个插销组件枢接,手柄与主动摇臂固定连接;插销组件包括插销支座、插销、锁环支座及锁环,插销支座和锁环支座固定在舱门结构上,锁环固定在锁环支座形成插销限位结构,插销安装在插销支座上且能够相对插销支座滑动;弹簧助力组件包括弹簧助力器和弹簧支座,弹簧助力器一端铰接在主动摇臂上、另一端铰接弹簧支座。
Double-bolt lock mechanism
一种双插销锁机构
2025-03-21
Patent
Electronic Resource
Chinese