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发明名称
金属异形环硬密封高、低温蝶阀
摘要
本实用新型涉及一种金属异形环硬密封高、低温蝶阀。该阀有一个金属异形环1与蝶盘3构成密封副。其特征在于该环由环形平面与开口圆环所组成,并由1~3层薄壁弹性金属或不锈钢材料经模压或液压而成型。该环的内腔安置由普通弹簧卷成的环形弹簧2以增强金属异形环1的复位能力。该蝶阀在高、低温介质条件下工作时密封性好,并具有承受反复动作而不失效的能力。
申请公布号
CN2135699Y
申请公布日期
1993.06.09
申请号
CN92227729.X
申请日期
1992.07.20
申请人
张善群
发明人
张善群
分类号
F16K1/22;F16K1/226
主分类号
F16K1/22
代理机构
代理人
主权项
1、金属异形环硬密封高、低温蝶阀,该阀有一个金属异形环1和一个蝶盘3,其特征是:金属异形环1由环形平面与开口圆环所组成,并由1~3层薄壁弹性金属或不锈钢材料经模压或液压而成形,而所述的蝶盘3有一锥角为30°~60°的锥面,该锥面与上述金属异形环1的开口圆环相接触,构成密封副。
地址
100076北京市9200信箱11分箱
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