Novel marine self-falling rod

The utility model discloses a novel marine self-falling rod in the field of shipbuilding, which comprises a mounting frame mounted on a ship body, a mounting shaft is arranged at the upper part of the mounting frame, a limiting end plate is arranged at the end part of the mounting shaft, a rotating sleeve is sleeved on the periphery of the mounting shaft, a self-falling stop lever is fixedly connected onto the rotating sleeve, the self-falling stop lever is perpendicular to the mounting shaft, and the limiting end plate is arranged at the end part of the mounting shaft. A positioning supporting piece is arranged at the end, corresponding to the self-falling stop lever, of the ship body and comprises a fixing plate fixed to the ship body, a supporting groove with the U-shaped section is connected to the fixing plate, and a sealing plate is arranged at the end of the self-falling stop lever. The danger at the junction of the vertical channel and the horizontal channel can be eliminated, people can pass through