Marine hoisting motor shaft lubricating device

By designing a marine crane motor shaft lubrication device including motor drive shaft, bearing and lubrication components, the problem of the marine motor shaft not being lubricated in time and the lubricating oil not being replaced regularly in the prior art is solved, and the continuous and efficient operation of the motor shaft and the reduction of the risk of damage are achieved.

CN119826077APending Publication Date: 2025-04-15JIANGSU SHILONG MOTOR
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Patent Information

Application Number
CN202411891761.0
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-20
Publication Date
2025-04-15

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Abstract

A marine hoisting motor shaft lubricating device disclosed by the present invention comprises a motor transmission shaft, a bearing is connected to the outer side surface of the motor transmission shaft, a lubricating assembly is arranged on the outer side of the bearing, the lubricating assembly comprises a bearing protection shell located on the outer side of the bearing, and an oil injection tank is arranged at the top end of the bearing protection shell. An oil injection port is formed in the middle of the top end of the oil injection tank, an oil guide hole is formed in the surface of the top end of the bearing protection shell and communicates with the interior of the oil injection tank, and an oil discharge hole is formed in the middle of the surface of the bottom end of the bearing protection shell; by designing the motor transmission shaft, the bearing and the lubricating assembly, the marine motor shaft can be lubricated in time in the operation process, meanwhile, lubricating oil after lubrication can be replaced and collected in time, the motor shaft is effectively protected, continuous operation can be achieved, damage is not prone to occurring, and the overall structure is simple and practical.
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