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| 自紧密封结构阀门中腔密封结构分析及改进 | |
| 引用本文： | 郭永宁,许炳全. 自紧密封结构阀门中腔密封结构分析及改进[J]. 阀门, 2020, 0(2): 16-18 |
| 作者姓名： | 郭永宁 许炳全 |
| 作者单位： | 中核苏阀科技实业股份有限公司 |
| 摘 要： | 介绍了自紧密封结构阀门中腔密封结构及密封原理,分析了自紧密封结构阀门中腔密封圈的各种失效模式及其原因,提出了设计合理的配合间隙、调整螺柱长度、改善配合面光洁度及控制密封圈压缩预紧力等改进方法。 |
| 关 键 词： | 阀门 自紧密封 失效模式 改进方法 |
Cavity Seal Ring Failure Analysis and Improvement of Self-tight Sealing Valve |
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| Affiliation: | (CNNC SUFA Technology Industry Co.,Ltd.,Suzhou 215129,China) |
| Abstract: | This paper introduced the sealing structure and sealing principle of the Self-tightly sealed valve.Three failure modes and causes of the cavity seal ring in self-tight sealed valves were analyzed.Some feasible improvement methods were put forward. |
| Keywords: | valve self-tightly sealed failure mode improvement methods |
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