| 摘要 |
The belt conveyer roller contains cylindrical cowling, bearing body with front wall, through the opening in which supporting shaft, bearings, sealing unit are passed, the latter consists of labyrinth sealing elements and sealing elements in the form of elastic bushing located on the supporting shaft between the labyrinth sealing elements and front wall. Sealing unit contains rigid ferrules mounted on the shaft. In the sealing element in the form of elastic bushing inner annular groove is executed, in which the mentioned rigid ferrules are located.
|
