Ship mast

The utility model provides a ship mast which comprises an upper mast, a lower mast, fixed ladders, extension ladders and a mast lifting system, the upper mast is arranged above the lower mast, the fixed ladders are arranged on two sides of the lower mast, the extension ladders are arranged on two sides of the upper mast, and the mast lifting system is arranged in the lower mast at the bottom of the upper mast. The lifting device can achieve lifting under the condition that safety of constructors is not affected, and does not occupy the space of a ship. 本实用新型提供了一种船舶桅杆，包括上桅杆、下桅杆、固定梯、伸缩梯以及桅杆升降系统，所述上桅杆设于所述下桅杆上方，所述固定梯设于下桅杆两侧，所述伸缩梯设于所述上桅杆两侧，所述桅杆升降系统设于上桅杆底部的下桅杆内部。本实用新型能够在不影响施工人员安全的情况下实现升降，且不占用船舶空间。