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具有硬质座面的阀组件

申请公布号:CN101133270A

申请号:CN200580043127.0

申请日期:2005.12.19

申请公布日期:2008.02.27

申请人:
MKS仪器公司

发明人:J·阿纳斯塔斯

分类号:F16K31/06(2006.01)

主分类号:F16K31/06(2006.01)

代理机构:
永新专利商标代理有限公司

代理人:蔡胜利

地址:美国马萨诸塞

摘要:一种阀组件,该阀组件包括:具有孔(18)和延伸至所述孔的孔道(20)的阀体;节流件(22),该节流件接收在所述孔中并具有端壁(24)和侧壁(26),其中,限定有节流孔(28),该节流孔与所述阀体的孔道流体连通。阀部件(30)接收在所述节流件中并可以沿相对于所述节流孔的轴线移动,片簧(34)固定至所述节流件的侧壁并具有臂部,该臂部固定至所述阀部件。阀座(38)固定至所述端壁并限定所述节流孔之上的开口,栓(42)固定至与所述阀座相反的、阀部件的端部,从而,当所述阀部件沿所述轴线向所述节流孔移动时,所述栓与所述阀座接触,以密封所述开口。

主权项:1.一种阀组件,该阀组件包括:阀体,该阀体包括孔和延伸至所述孔的端部的孔道;节流件,该节流件接收在所述阀体的孔中,所述节流件包含接收在所述孔的端部上的端壁以及从所述端壁延伸的侧壁,而且,所述端壁限定节流孔,该节流孔与所述阀体的孔道流体连通;阀部件,该阀部件接收在所述节流件中,所述阀部件可沿相对于所述节流孔的轴线移动;片簧,该片簧固定在所述节流件的侧壁的端部上,并包含臂部,该臂部径向向内延伸并固定至所述阀部件,由此,所述片簧作用成相对于所述节流孔推压所述阀部件;阀座,该阀座固定至所述节流件的端壁,并限定有开口,该开口与所述节流孔流体连通;和栓,该栓固定至与所述阀座相反的阀部件端部,从而,当所述阀部件沿所述轴线向所述节流孔移动时,所述栓与所述阀座接触,以密封所述阀座的开口,并防止流体通过所述节流孔和所述阀体的孔道流动。

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