Marine inclined ladder door / lid

The utility model relates to a marine inclined ladder door / lid belongs to boats and ships technical field. A marine inclined ladder door / lid, installs between upper and lower layer deck, its characterized in that, the inclined ladder door includes by two end that is parallel to each other ladder frames ladder frame that terraced frame constitutes of kneading dough, kneads dough between the terraced frame along vertical articulated multistage footboard of parallel each other that has at end ladder frame, the top of ladder frame is articulated with upper deck, and the bottom of ladder frame is then supported on the deck of sub -cellar, the ladder frame can upwards rotate to the opening that seals upper deck around the pin joint between its and the upper deck. The utility model discloses simple structure, convenient operation, a ladder is dual -purpose, can need not to increase extra construction cost again in order to wait protection ship's staff safety in case of necessity.