The invention discloses a turntable bearing of a marine crane, relating to the technical field of bearing manufacturing. The turntable bearing comprises an outer gear ring, an upper inner ring and a lower inner ring, wherein the upper inner ring and the lower inner ring are arranged in the outer gear ring, a sealing ring is arranged between the side wall of the upper inner ring and the upper end surface of the outer gear ring, the sealing ring is provided with a ring-shaped body arranged on the side wall of the upper inner ring, and an outer lip and an inner lip, which are arranged at the lower part of the ring-shaped body, the outer lip is connected with the inner side wall of a sealing ring groove of the outer gear ring in a pressing manner, and the inner lip is connected with the upper end surface of the outer gear ring in a pressing manner. Compared with the prior art, the turntable bearing of the marine crane can solve the problems that the existing turntable bearing can be eroded easily by seawater and cannot be maintained conveniently.
Turntable bearing of marine crane
12.08.2015
Patent
Elektronische Ressource
Englisch
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