1) centrifugal pump with mechanical seal
机械密封离心泵
2) pump with mechanical seal
机械密封泵
3) water-pump's mechanical seal
水泵机械密封
5) membrane seal mechanical pump
膜密封式机械泵
6) sealless centrifugal pump
无密封离心泵
1.
By introducing types,principle and structure of sealless centrifugal pumps,the characters of canned motor pump were compared with that of magnetic pump,and the requirements that purchasers shall pay attentions to were concladed.
通过介绍无密封离心泵的类型、原理、结构,比较磁力泵和屏蔽泵的特性,归纳出无密封离心泵选用时应注意的问题。
补充资料：离心密封
借离心力作用使液体质点沿径向甩出，以阻止液体进入泄漏缝隙的非接触式动密封。图为离心密封的结构示意。液体为装在轴上的甩油盘所阻挡,并在离心力作用下甩到密封盖上,最后经回流孔流回箱内，达到密封目的。离心密封仅适用于液体、密封压差为零或接近于零的高速和高温场合。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条