Regulator means for automatically shutting the gas pipeline passage off during pressure reducing failure

摘要: A regulator means for automatically shutting off gas flow in a pipeline during pressure reducing failure is provided. The includes body member, valve assembly, switching timing device predetermined time period of flow, transmission plate controlling assembly by the device, and an automatic overflow control assembly. member provided with chamber, chamber thin wall located between chamber. receives arranged at outlet port passage. consists spindle, leakage-proof seal ring, spiral spring. can left right displacements spindle to make carry out opening closing functions signal user learn occurrence failure. An up-stream leakage over inlet member. steel bead blocking passage release button. During leaking overflowing, blocks through pipeline. When wants resume he passes down button displacing from its blockage position, then restored.