Pneumatic valve air source redundancy device
A technology of pneumatic valves and redundant devices, applied in the direction of valve devices, valve operation/release devices, valve details, etc., can solve problems such as breaking, affecting production, safety accidents, etc., and achieve the effect of eliminating hidden dangers of accidents
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[0017] Below in conjunction with accompanying drawing, the present invention will be further described by examples.
[0018] Refer to attached Figure 1-4 , a pneumatic valve air source redundant device, including pneumatic valve 2, air source A3, air source B4, pressure regulating knob 1-1, housing 1-2, pressure regulating spring 1-4, locking bolt 1-5 , Pressure regulating diaphragm 1-6, Pressure equalizing chamber 1-7, Air outlet chamber 1-8, Pressure regulating column 1-10, Intermediate chamber 1-12, Check valve B1-13, Air inlet chamber B pressure hole 14, Air intake chamber B1-15, check valve A1-17, air intake chamber A pressure hole 1-18, air intake chamber A1-19 and pressure regulating chamber 1-20, the housing 1-2 includes upper, middle, The lower three parts, the upper part of the casing is provided with a pressure regulating chamber 1-20, the pressure equalizing chamber 1-7 is formed between the upper part of the casing and the middle part of the casing, the middle c...
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