Ship rudder knob bushing fixing and hoisting tool
The utility model provides a ship rudder knob bushing fixing and hoisting tool which comprises a central load rod with a hoisting ring at the top, a middle connecting rod and an outer side plate-type hook, and two ends of the connecting rod are respectively hinged with the central load rod and the p...
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Main Authors | , , , , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
17.12.2021
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Subjects | |
Online Access | Get full text |
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Summary: | The utility model provides a ship rudder knob bushing fixing and hoisting tool which comprises a central load rod with a hoisting ring at the top, a middle connecting rod and an outer side plate-type hook, and two ends of the connecting rod are respectively hinged with the central load rod and the plate-type hook; the central load rod and the plate-type hook are distributed in parallel, and the upper and lower adjacent connecting rods are distributed in parallel, so that a plurality of parallelogram hinge mechanism units are formed; a sliding ring sliding up and down along the center load rod is installed above the center load rod, the sliding ring is hinged to the connecting rod on the uppermost layer through an elastic connecting rod, threads are arranged at the upper end of the center load rod, an adjusting nut is arranged above the sliding ring, and the adjusting nut is matched with the threads at the upper end of the center load rod. A spring is connected between the adjusting nut and the sliding ring; a |
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Bibliography: | Application Number: CN202120327541U |