Driving apparatus for navigation light or radar post of ship, and Ship with the same

摘要

The present invention provides a post driving device for a ship having a structure that can protect it from salt or rainwater, and includes a ball screw coupled to an output shaft of a speed reducer, a support body rotatably supporting the ball screw, and the ball A ball screw nut moving forward and backward by means of a screw, a sliding pipe having a head member with the rear end fixed to the ball screw nut and a ball screw located inside, and a sliding pipe having the rear end fixed to the support body and positioned inside the guide bushing It includes an installed body pipe, and a cover pipe having a front end fixed to the head member, the body pipe positioned inside, and sliding on the outer circumferential surface of the guide bushing.