Safety ladder assembly on ship

The invention relates to a safety ladder assembly on a ship. The safety ladder assembly comprises a ladder assembly body and an inclined ladder, wherein the top of the ladder assembly body is connected with a retractable frame; the top of the retractable frame is fixedly connected with a hook; the retractable frame comprises vertical rods on the two sides and a transverse beam which is fixedly connected between the vertical rods on the two sides; the vertical rods of the retractable frame are sleeved with two side rods of the ladder assembly body and are fixedly connected with the ladder assembly body by plate buckles; and the side rods of the ladder assembly body are fixedly connected with a plurality of rubber sleeves. By virtue of the safety ladder assembly, the defect that a traditional fixed ship climbing ladder is inflexible to use is overcome; and compared with an existing movable ship climbing ladder, the safety ladder assembly has the advantages that the use safety is improved and the occupying space is reduced.