天气预报15天查询> 其他> 离心泵为什么不能倒转

离心泵为什么不能倒转

更新时间: 2020-11-07 00:00:00     

因为离心式水泵的叶轮是套装,轴套内油丝扣拧在轴上,拧的方向和轴的转动方向相反,所以泵旋转时就会越转越紧,如果水泵倒转,就容易使轴套退出来,使叶轮松动产生摩擦。反转和空转都会造成离心泵不必要的损失,反转会使泵的固定螺栓如轴套、叶轮背帽等松动、脱落,造成事故。空转时无液体进人和排出泵,使液体在泵内摩擦,引起发热振动,使零件遭到破坏,严重时会引起抱轴和造成其他事故。

关键词: 离心泵 为什么 倒转

如有意见、反馈、侵权或投诉等情况,请联系:

电话:
邮箱:

我们将会在48小时内给与处理!

版权所有 Copyright ? 2009-2020 tianqiyubao3.com

页面:/news/view-373214/ | 耗时:0.1465 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=373214 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=373214 LIMIT 0,1
select * from tbl_Articles_sphinx where id=373214 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1041781,1092844,1079922,1068698,1367221,1118925,1076237,1130093,3417693,1076764,1070668,1102538,1061846,1074538,1116177,1076786,1061320,1092756,1129585,1092422,1100853,1108287,1121218,1070020,1060721,1130166,1062060,1075863,1087221,1127773) ORDER BY field (ArticleID,1041781,1092844,1079922,1068698,1367221,1118925,1076237,1130093,3417693,1076764,1070668,1102538,1061846,1074538,1116177,1076786,1061320,1092756,1129585,1092422,1100853,1108287,1121218,1070020,1060721,1130166,1062060,1075863,1087221,1127773)