Locking type one-way valve flame arrester

The invention relates to a locking type one-way valve flame arrester which comprises an air inlet connector connected with the air inlet end of a pipeline; the one-way valve core body is arranged in the air inlet joint; the locking structure is arranged at the air inlet end of the air inlet connecto...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	GENG DEZHAN, GAO XIANG, YANG YI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACTUATING-FLOATS BLASTING COCKS DEVICES FOR VENTING OR AERATING ENGINEERING ELEMENTS AND UNITS FIRE-FIGHTING GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING HUMAN NECESSITIES LIFE-SAVING LIGHTING MECHANICAL ENGINEERING TAPS THERMAL INSULATION IN GENERAL VALVES WEAPONS
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Beschreibung
Zusammenfassung:	The invention relates to a locking type one-way valve flame arrester which comprises an air inlet connector connected with the air inlet end of a pipeline; the one-way valve core body is arranged in the air inlet joint; the locking structure is arranged at the air inlet end of the air inlet connector and matched with one end of the one-way valve core body to lock or open the one-way valve core body; the pressure applying structure is connected with the other end of the one-way valve core body, is close to the air outlet end of the air inlet joint, and is matched with the locking structure to prevent the one-way valve core body from being opened under the negative pressure suction force; one end of the air outlet connector is connected with the air outlet end of the air inlet connector, and the other end of the air outlet connector is connected with the air outlet end of the pipeline; and the fire retardant layer is arranged at the gas outlet end of the gas inlet joint and is adjacent to the end part of the ga