The invention discloses a special bearing for an elevator nylon guide wheel. The special bearing comprises a nylon guide wheel, a bearing and a main shaft, wherein the bearing comprises an outer ring, an inner ring and a rolling body mounted between the outer ring and the inner ring; the outer ring and the nylon guide wheel are in interference fit; the inner ring and the main shaft are in clearance fit; and knurling is pressed on the external circular surface of the outer ring in a radial direction. In this way, rotation following and sliding generated by fit loosening between the nylon guide wheel and the bearing can be solved, so that the reliability, the security and the comfort of an elevator are improved.
Special bearing for elevator nylon guide wheel
2015-09-30
Patent
Electronic Resource
English