Valve core and push rod split type miniature high-speed digital valve

The invention discloses a valve element and push rod split type miniature high-speed digital valve which comprises a valve seat, a valve element assembly, an electromagnetic actuator assembly and a valve sleeve. The split type elastic moving valve element is adopted, the valve element for sealing a...

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Bibliographische Detailangaben
Hauptverfasser: XU CHUNJIE, GUO YANGYANG, ZONG HUAIZHI, SUN ANXIN, WEI RULU, TIAN ZUZHI, LI HAOPENG, XIE FANGWEI, HUANG XIANKANG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses a valve element and push rod split type miniature high-speed digital valve which comprises a valve seat, a valve element assembly, an electromagnetic actuator assembly and a valve sleeve. The split type elastic moving valve element is adopted, the valve element for sealing a valve port is subjected to centering constraining force of the two springs in the opening and resetting working process, in the high-speed moving process of the valve element, when the valve element is in point contact with a conical groove of a valve seat and cannot be effectively sealed, the two springs can adjust the freedom degree of the position of the valve element, and therefore the valve element can be effectively sealed. The appropriate adjusting force is fed back and applied; meanwhile, when the high-speed digital valve is opened and closed at high frequency to cause hard contact between the valve core and the groove of the valve seat, the impact caused by high-speed action of the valve core is effectivel