Normally open switching valve

The invention relates to the technical field of gas path switching valves, in particular to a normally open switching valve which comprises a switching valve cylinder body, an air inlet, an air outlet, a static valve and a dynamic valve are arranged on the side wall of the switching valve cylinder b...

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Bibliographische Detailangaben
Hauptverfasser:	MA DONGYANG, XIAO YONG, LIU DIANFEI, SHI WEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MEANS FOR DAMPING VIBRATION MECHANICAL ENGINEERING SHOCK-ABSORBERS SPRINGS THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The invention relates to the technical field of gas path switching valves, in particular to a normally open switching valve which comprises a switching valve cylinder body, an air inlet, an air outlet, a static valve and a dynamic valve are arranged on the side wall of the switching valve cylinder body, the static valve is arranged on one side of a cavity of the switching valve cylinder body, and the dynamic valve is arranged on the other side of the cavity of the switching valve cylinder body. The dynamic valve is movably arranged on the other side of the cavity of the switching valve cylinder body; according to the normally-open switching valve, the static valve and the dynamic valve which are matched with each other are arranged in the switching valve cylinder body, the static valve is fixedly arranged, and the dynamic valve is movably arranged; an elastic valve element plug is arranged on the side face of a valve element push rod of the dynamic valve, good sealing performance is achieved, and under the ac