Pilot two-way valve

The utility model provides a pilot two-way valve. The two-way valve comprises a valve body, a double-rod cylinder mechanism and a main body mechanism of the valve are arranged in the valve body, a double-step through hole is formed in the valve body of the double-rod cylinder mechanism, and a bypass...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	DU HUI, GAO XIANGANG, GUO QIANG, FAN WENKAI, BAI YUXIN, XI JIANYU
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 utility model provides a pilot two-way valve. The two-way valve comprises a valve body, a double-rod cylinder mechanism and a main body mechanism of the valve are arranged in the valve body, a double-step through hole is formed in the valve body of the double-rod cylinder mechanism, and a bypass hole and an outlet are respectively formed in two sides of the middle part of the double-step through hole; a through hole piston is arranged in a step hole of the double-step through hole, a sealing ring is arranged at each of two ends of a piston rod of the through hole piston, a supporting ring is arranged outside each sealing ring, an inlet end cover and a sealing end cover are respectively arranged on the two sides of the double-step through hole of the valve body, and the sealing end cover is arranged on one side of the inlet end cover; a sealing ring is arranged on one side of the through hole piston; and a restoring spring is sleeved on the piston rod of the through hole piston. The pilot two-way valve has