Soft or hard double sealing ball valve

The utility model relates to a soft or hard double sealing ball valve, a soft or hard double sealing ball valve, it includes valve body, disk seat and spheroid, the valve body endotheca is equipped with the spheroid the valve body is equipped with the disk seat with spheroidal contact department, be...

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Bibliographische Detailangaben
Hauptverfasser:	Ruan Xuchao, Ye Tingting, Xie Pinfang, Tang Yongjian, Zhang Rongwei, Lu Jianming, Zheng Yubin
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 relates to a soft or hard double sealing ball valve, a soft or hard double sealing ball valve, it includes valve body, disk seat and spheroid, the valve body endotheca is equipped with the spheroid the valve body is equipped with the disk seat with spheroidal contact department, be equipped with a runner on the spheroid, disk seat and valve body are corresponding be equipped with the opening on the position at runner both ends, the disk seat is equipped with seal structure with spheroidal linking department, seal structure includes first sealing washer, second sealing washer, a metal sealing element and the 2nd metal sealing element, first sealing washer is embedded on the disk seat, and one end is exposed and is being pasted spheroid surface, it is embedded on the disk seat that first sealing washer is being hugged closely to the second sealing washer, and one end is exposed and is being pasted spheroid surface, a metal sealing element is close to first sealing washer setting on the disk se