A valve locking device

By constructing a two-way forced interlocking mechanism of linkage gear system and pressure spring, combined with emergency air pressure release unit, the problem of valve locking device rusting and jamming in high humidity environment and inability to unlock in emergency conditions is solved, realizing reliable locking and rapid unlocking of valve in harsh environment, improving safety and emergency response capability.

CN122407855APending Publication Date: 2026-07-17JIANGSU JIETUO VALVE CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
JIANGSU JIETUO VALVE CO LTD
Filing Date
2026-06-12
Publication Date
2026-07-17

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Abstract

本发明涉及阀门控制技术领域，具体为一种阀门锁定装置，包括包括安装在阀门上的抱箍、安装板和开设在阀门把手上的锁槽，所述安装板上设置有安装仓，所述安装仓上滑动设置有锁定杆一和锁定杆二，所述锁定杆一和锁定杆二分别位于阀门的闭合位和开启位，所述安装仓内设置有与锁定杆一和锁定杆二连接的锁止单元，此阀门锁定装置，在使用时，通过构建由驱动钥匙、放大齿轮组、联动齿轮系及升降丝杆组成的双向强制顺序联锁机构，从根本上改变了传统锁具依赖专用钥匙直接解锁的刚性锁死模式，实现了阀门在开启位与闭合位之间的强制互锁与状态固化。
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