Sealing structure of valve rod of thermal expansion valve

The utility model discloses a sealing structure of a valve rod of a thermal expansion valve, which comprises an air box head, a diaphragm, a valve body, the valve rod and a transmission block, wherein the air box head is divided into two parts of an upper cavity and a lower cavity by the diaphragm,...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LOU JUN, PENG FANGHUA, HE GUOPING, JIANG TINGHOU
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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