内置全启式弹簧安全阀弹簧防失效装置的设计

Design for anti-failure device for springs for built-in full-open spring safety valve

分析了安全阀在液化气体罐车等移动式压力容器上的工况条件与设备要求。论述了内置全启式弹簧安全阀的弹簧防失效装置的结构特点和使用效果。

Analyses service conditions and device requirements used for mobile pressure vessels, such as tankcars of liquefied gas, discusses the structure features and application effect on anti-failure device for springs of built-in full-open sping safety valve.