Oil smoke pipeline check valve

The utility model discloses an oil smoke pipeline check valve, which relates to the technical field of flue check valves, and comprises a fixed plate, a connecting ring is fixed on the surface of the fixed plate, a positioning plate is fixed on the inner surface of the connecting ring, the bottom of...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	MIAO DELIN, LIU YANGCHUN, GUO YUNFENG, YU CHANGJIAN, PENG YOUFENG, YAN JIAFENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACTUATING-FLOATS BLASTING CLEANING CLEANING IN GENERAL 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 PERFORMING OPERATIONS PREVENTION OF FOULING IN GENERAL TAPS THERMAL INSULATION IN GENERAL TRANSPORTING VALVES WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses an oil smoke pipeline check valve, which relates to the technical field of flue check valves, and comprises a fixed plate, a connecting ring is fixed on the surface of the fixed plate, a positioning plate is fixed on the inner surface of the connecting ring, the bottom of the positioning plate is rotatably connected with a valve plate, and a limiting plate and a sliding plate are respectively fixed on the surfaces of the positioning plate and the valve plate. The valve plate can be forcibly closed by pulling the sliding plate downwards through the pulling rope, oil fume adhering objects on the surface of the valve plate can be scraped away through the inner wall of the connecting ring, and the valve plate can be prevented from being damaged by the oil fume adhering objects on the surface of the valve plate, so that the oil fume adhering objects on the surface of the valve plate can be prevented from being damaged by the oil fume adhering objects on the surface of the valve plate. A