机械密封的组成
Composition of mechanical seals
（1）主要部件，包括动环和静环;
(1) Main components, including dynamic and static rings;
（2）辅助密封件，主要是指密封圈;
(2) Auxiliary seals, mainly referring to sealing rings;
（3）弹力补偿机构，主要包括弹簧和推环;
(3) Elastic compensation mechanism, mainly including spring and push ring;
（4）传动件，弹箕座以及键或者是各种各样的螺钉。
(4) Transmission parts, skip seat and keys or various screws.