蝶阀蝶板与密封圈压板连接结构的改进

Improvement on disc sealing structure of butterfly valve

分析了蝶阀蝶板密封圈紧固螺钉脱落的原因,介绍了蝶板密封结构的改进方法。

This paper analyses causes of disc sealing bolt lost of butterfly valve, introduces improving methods for sealing structure.