Pneumatic gate valve

The invention relates to the field of gate valves, in particular to a pneumatic gate valve which comprises a valve body and a channel for materials to pass through, a valve plate is installed in the channel in a matched mode, a containing cavity used for containing the valve plate when the channel i...

Ausführliche Beschreibung

Gespeichert in:

Bibliographische Detailangaben
1. Verfasser:	HE YANQI
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
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Beschreibung
Zusammenfassung:	The invention relates to the field of gate valves, in particular to a pneumatic gate valve which comprises a valve body and a channel for materials to pass through, a valve plate is installed in the channel in a matched mode, a containing cavity used for containing the valve plate when the channel is opened is formed in the valve body, and a power device connected with the valve plate is arranged on the valve body and used for driving the valve plate to move. A baffle ring is arranged at the position, corresponding to the valve plate, in the channel, a sealing ring is arranged on the side face, corresponding to the valve plate, of the baffle ring, the sealing ring comprises a sealing end and a fixing end, the sealing end is used for sealing between the baffle ring and the valve plate, the fixing end is embedded in the side face of the baffle ring, and a pressing device is arranged in the channel. The sealing ring and the pressing device are used for pressing the valve plate on the sealing end, sealing between