Pressure-bearing floor drain for ship

The utility model relates to the technical field of marine floor drains, in particular to a marine pressure-bearing floor drain which is characterized by comprising a floor drain cover plate and a floor drain supporting cylinder, a sealing plate is arranged at the lower end of the floor drain supporting cylinder, a water guide opening is formed in the middle of the sealing plate, and the water guide opening is connected with an external water guide pipe. A floor drain cover plate is arranged above the floor drain supporting cylinder, a cross-shaped supporting plate is arranged on the lower endface of the floor drain cover plate, the upper end of the cross-shaped supporting plate is connected with the floor drain cover plate, the lower end of the cross-shaped supporting plate extends to asealing plate at the lower end of the floor drain supporting cylinder to be supported through the sealing plate, and a water inlet hole is formed in the floor drain cover plate. The floor drain coverplate is supported through