Large-angle diffusion section pressure regulating valve device

The invention provides a large-angle diffusion section pressure regulating valve device which comprises an air inlet straight cylinder, a large-angle diffusion section outer cylinder, an inner cone cylinder and a pressure regulating molded surface cone, the two ends of the pressure regulating molded...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ZHU LINGPU, DONG JINGANG, PAN XIAOJUN, YAN HUANHUAN, HE JINGYU, NI WENBIN, ZHANG JIANG
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 large-angle diffusion section pressure regulating valve device which comprises an air inlet straight cylinder, a large-angle diffusion section outer cylinder, an inner cone cylinder and a pressure regulating molded surface cone, the two ends of the pressure regulating molded surface cone are connected with the air inlet straight cylinder and the large-angle diffusion section outer cylinder correspondingly, and the rear end of the inner cone cylinder is fixedly connected with a flow guide cone. Sintering net block noise reduction arc plates are fixed between the front end and the rear end of the large-angle diffusion section outer barrel and the front end and the rear end of the inner conical barrel respectively, a piston is arranged between the air inlet straight barrel and the inner conical barrel and used for adjusting the opening degree of a flow channel between the pressure adjusting molded surface cone and the inner conical barrel, and the hydraulic device drives the piston to ad