Valve structure

The utility model discloses a valve structure which comprises a valve shell, a valve cover, a valve rod, a valve sleeve and a valve seat. A valve channel is formed in the valve cover, a valve outlet is formed in the end, away from the valve cover, of the valve channel, a valve inlet is formed in the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	QIAO YUAN, LAI HONGJIAO, LIANG XIANGXING, MEN XIANFENG, SONG YUNFEI, WU DIANCHENG
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 discloses a valve structure which comprises a valve shell, a valve cover, a valve rod, a valve sleeve and a valve seat. A valve channel is formed in the valve cover, a valve outlet is formed in the end, away from the valve cover, of the valve channel, a valve inlet is formed in the position, between the two ends, of the valve shell, a valve sleeve through hole is formed in the valve sleeve, a protective sleeve is installed in the valve sleeve through hole, the valve seat is provided with a valve port, and a plug is arranged at the end, facing the valve seat, of the valve rod. A valve sleeve step is arranged on the valve sleeve, a channel wall step is arranged on the channel wall of the valve channel, a cavity is formed between the valve sleeve step and the channel wall step, and a sealing valve assembly is installed in the cavity. According to the valve structure disclosed by the utility model, the sealing valve assembly is assembled in the cavity, so that the cavity can be sealed, a medium