Recyclable sealing device for floor post-cast strip

The utility model discloses a turnover sealing device for a floor post-cast strip. The turnover sealing device comprises the floor post-cast strip, a sealing cover plate, a limiting folded plate, U-shaped round steel, a mounting hole, a threaded rod and a nut. The sealing cover plate is bent to form an inverted convex structure, the bottom of the sealing cover plate is of an opening structure, limiting folded plates matched with a floor post-cast strip are arranged on the two sides of the bottom of the sealing cover plate, two sets of mounting holes are formed in the upper end of the sealing cover plate, the two ends of the U-shaped round steel penetrate through the two sets of mounting holes correspondingly, and threaded rods are arranged at the two ends of the U-shaped round steel correspondingly. By means of the device, the use amount of formwork materials on a construction site is reduced, the turnover efficiency of the formwork materials is improved, the device can be repeatedly used in a turnover mode,