The invention discloses an elevator roller. The section of a metal roller skeleton is T-shaped, and adopts a hollow structure; a limiting retainer ring extending in the radial direction of a through hole is arranged on the opening edge of the through hole, at the same side with a transverse part, of a longitudinal part; a first arched ring groove is formed in the inner hole wall of the through hole; a metal shaft sleeve is arranged in the through hole; a second arched ring groove opposite to the firs arched ring groove is formed in the outer surface of the metal shaft sleeve; balls are annularly distributed in a cavity formed by the first arched ring groove and the second arched ring groove; a nonmetal outer ring coats the longitudinal part of the metal roller skeleton, and one side surface is stopped with the transverse part of the metal roller skeleton; the longitudinal part of the metal roller skeleton is coated with a metal gland; the metal gland is positioned at the other side of the nonmetal outer ring; and a metal pressure plate, the metal shaft sleeve and the metal roller skeleton are riveted through a port of the longitudinal part of the metal roller skeleton. The elevator roller solves the technical problem of reducing the production cost, and is low in production cost.
Elevator roller
2016-02-03
Patent
Elektronische Ressource
Englisch
IPC: | B66B Aufzüge , ELEVATORS |
Europäisches Patentamt | 2022
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