Mechanical seal for power industry

Basic knowledge of

1. The basic concept of mechanical seal:

Mechanical seal refers to at least a pair of perpendicular to the axis of rotation of the end face in the fluid pressure and compensation mechanism elasticity (or magnetic force) under the action of the auxiliary seal to maintain the combination of relative sliding and formed to prevent fluid leakage device. The auxiliary seal of the compensation ring is a metal bellows mechanical seal called bellows.

2. Composition of mechanical seal:

There are four main types of components.
A. Main seals: moving ring and static ring.
B. Auxiliary seals: sealing rings.
C. Compression parts: spring, push ring.
D. Transmission parts: spring pan seat and keys or fixing screws