Combined sealing ring and valve

The utility model discloses a combined sealing ring and a valve, the combined sealing ring comprises a sealing ring body, and is characterized in that the sealing ring body is provided with at least two groups of arc-shaped sealing parts along the axis direction, and a cylindrical transition connect...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HUO KEQIANG, FENG JIANZI, WANG RUIZE, PAN ZHAOBO, GUO YUPENG
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model discloses a combined sealing ring and a valve, the combined sealing ring comprises a sealing ring body, and is characterized in that the sealing ring body is provided with at least two groups of arc-shaped sealing parts along the axis direction, and a cylindrical transition connecting part is arranged between the two groups of arc-shaped sealing parts; a deformation space is formed between the adjacent arc-shaped sealing parts at the cylindrical transition connecting part; each group of arc-shaped sealing parts comprises an inner arc-shaped sealing part and an outer arc-shaped sealing part which are symmetrically arranged, and the inner arc-shaped sealing part and the outer arc-shaped sealing part are in arc smooth transition with the adjacent cylindrical transition connecting part respectively. The utility model further relates to a valve which adopts the technical scheme and is different from the prior art in that the valve is provided with a cylindrical connecting surface, and is good in