天气预报 > 其他 > 隔膜阀的工作原理
隔膜阀的工作原理
更新时间: 2020-10-04 00:00:00  

隔膜阀的工作原理:隔膜阀是一种特殊形式的截断阀,它的启闭件是一块用软质材料制成的隔膜,把阀体内腔与阀盖内腔及驱动部件隔开。隔膜阀是一个弹性的,可扰的膜片,用螺栓连接在压缩件上,压缩件是由阀杆所操作而上下移动,当压缩件上升,膜片就高举,而造成通路,当压缩件下降,膜片就压在阀体堰上或压在轮廓的底部,隔膜阀适用于开关及节流之用。

关键词: 隔膜 工作 原理

隔膜阀的工作原理相关经验

天气预报

最新推荐

页面:/news/view-2007674/ | 耗时:0.0340 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=2007674 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2007674 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2007674 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1055295,1085824,1103287,1083059,1117620,1100527,1081905,1087912,1044649,1082936,1088878,1071821,1090771,1064613,1113387,1108171,1016441,997282,1042815,1105087,1072831,1119938,1055678,1119464,1109587,1078318,1107833,1087485,1121578,1113682) ORDER BY field (ArticleID,1055295,1085824,1103287,1083059,1117620,1100527,1081905,1087912,1044649,1082936,1088878,1071821,1090771,1064613,1113387,1108171,1016441,997282,1042815,1105087,1072831,1119938,1055678,1119464,1109587,1078318,1107833,1087485,1121578,1113682)