Ship shore power cable penetration device

The invention discloses a ship shore power cable penetration device. The ship shore power cable penetration device comprises a steel pipe, a mounting box and a steel cover, wherein a mounting column capable of being inserted into the mounting box is fixedly arranged on the steel cover; the mounting box is internally provided with a push plate matched with the mounting column, an L-shaped rod fixedly connected to the push plate, and a sliding part fixedly installed with the L-shaped rod; a threaded rod extending out of the mounting box is arranged in the sliding part in a sleeved mode; the threaded rod is positioned and mounted in the mounting box; and the rotation of the threaded rod can drive the sliding part to move towards the direction close to the mounting column, and the sliding partcan drive the L-shaped rod to move so as to push the push plate to be locked with the mounting column. The ship shore power cable penetration device has the advantages that the device can be rapidlyinstalled and used, and th