The invention provides a sealing structure for a supporting wheel. The sealing structure is used for sealing of the supporting wheel of a harvester crawler. The sealing structure comprises a bolt (1), a shaft end check ring (2), a supporting sleeve (3), a supporting wheel shaft (4), a guide end cover (5), a guide wheel oil seal (6), a bearing (7) and the supporting wheel (8); the guide end cover (5) is composed of a round disk with a large external diameter and a round neck with a small external diameter which are in the same internal hole diameter, the guide end cover (5), the guide wheel oil seal (6) and the supporting sleeve (3) are coaxially arranged on the supporting wheel shaft (4), the round neck with the small external diameter of the guide end cover (5) is sleeved with the guide wheel oil seal (6), and one end of the supporting sleeve (3) is connected with the bottom of the round disk with the large external diameter of the guide end cover (5); the shaft end check ring (2) is fastened to the supporting wheel shaft (4) through the bolt (1); a layer of an elastic sealing ring is arranged on the internal hole wall of the guide end cover (5); the sealing structure for the supporting wheel is simple in structure, low in cost and good in sealing effect.
Sealing structure for supporting wheel
2015-10-14
Patent
Electronic Resource
English
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |
Self-supporting tight sealing ring for aviation brake wheel
European Patent Office | 2020
|