Ball valve

The utility model relates to a ball valve, including valve body and valve rod, the top of valve body is provided with the connecting hole that supplies the valve rod to penetrate, both ends are intake channel and exit channel, its characterized in that respectively about the valve body: exit channel...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ZHANG RUI, CHEN YONG, ZHANG BINHUA, ZHANG LINNING
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 ball valve, including valve body and valve rod, the top of valve body is provided with the connecting hole that supplies the valve rod to penetrate, both ends are intake channel and exit channel, its characterized in that respectively about the valve body: exit channel's inside is provided with first buffering portion, second buffering portion and tripple buffer portion, and the width of this first buffering portion is diminished by the past exit channel of intake channel gradually, the width of second buffering portion is greater than the width of tripple buffer portion, the utility model discloses lie in: being provided with first buffering portion, second buffering portion and tripple buffer portion in exit channel's inside, having played the effect of current -limiting buffering, the width of this first buffering portion diminishes the width that combines second buffering portion by the intake channel gradually toward exit channel and is greater than the width of tripple buf