Pressure reducing valve

The invention provides a pressure reducing valve. The pressure reducing valve comprises: a valve body, a valve element and a spring. The valve body is provided with a gas inlet channel, a gas outlet channel, a first inner cavity and a spring chamber, the gas inlet channel being in fluid communicatio...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	QIN ZHIRONG, XU JINGYUN, FENG XIAO, WU ZEYU, JIANG NINGTAO, GU JIAMIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACTUATING-FLOATS BLASTING COCKS DEVICES FOR VENTING OR AERATING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING TAPS THERMAL INSULATION IN GENERAL VALVES WEAPONS
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Beschreibung
Zusammenfassung:	The invention provides a pressure reducing valve. The pressure reducing valve comprises: a valve body, a valve element and a spring. The valve body is provided with a gas inlet channel, a gas outlet channel, a first inner cavity and a spring chamber, the gas inlet channel being in fluid communication with the gas outlet channel through the first inner cavity; the valve element is contained in the first inner cavity, the outer surface of the valve element is configured to move along the inner surface of the first inner cavity in an airtight mode, and the valve element comprises a first end and a second end opposite to the first end; the spring is accommodated in the spring chamber and applies an elastic force to the valve element; a valve seat is arranged in the first inner cavity, the valve seat is arranged to be opposite to the first end of the valve element, the gas inlet channel is in fluid communication with the first inner cavity through a first through hole of the valve seat, and the cross sectional are