Nuclear power station containment check valve sealing test device

The utility model discloses a nuclear power station containment check valve sealing performance test device comprising an air bag installed in a pipeline opposite to a valve clack, the air bag is placed in the pipeline when not pressurized, and the pipeline is sealed and plugged after pressurization...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: XU GUOLIANG, JIN CHENGYI, QIAO PIYE, YANG HONGXING, ZHAO JIAN, HUANG XIAOMING
Format: Patent
Sprache:chi ; eng
Schlagworte:
Online-Zugang:Volltext bestellen
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
Beschreibung
Zusammenfassung:The utility model discloses a nuclear power station containment check valve sealing performance test device comprising an air bag installed in a pipeline opposite to a valve clack, the air bag is placed in the pipeline when not pressurized, and the pipeline is sealed and plugged after pressurization; the axial balancing device is arranged in the air bag and used for balancing axial force caused by air pressure of the valve cavity; the valve cover is installed on the valve seat in a sealed mode, the valve cover, the valve seat of the check valve, the valve clack and the air bag jointly define a closed valve cavity space, the air bag is connected with an air bag pressurizing and monitoring device through an air bag pressurizing pipeline penetrating through the valve cover, and the valve cavity space is connected with a valve pressurizing and monitoring device through a valve body pressurizing pipeline penetrating through the valve cover. Compared with the prior art, the nuclear power station containment check v