Lattice column construction device

The utility model discloses a latticed column construction device which comprises angle steel, batten plates, brackets and supporting plates. The angle steel is symmetrically arranged at the four corners in a square shape, every two adjacent angle steel are connected through the batten plate, the supporting plates are horizontally arranged on the outer sides of the batten plates, the buoyancy tank is arranged on the supporting plate on one side, the magnetic level is arranged on the supporting plate on the other symmetrical side, and the brackets are arranged between the batten plates and the supporting plates. A bottom hole is formed in the bottom of the floating box, a separation rod is arranged in the floating box, a dowel bar is arranged in the separation rod, an arm rod is arranged at the top of the dowel bar, vertical rods are arranged at the two ends of the arm rod, and floating balls are arranged at the lower ends of the vertical rods; a protective cover is arranged at one corner of the inner side of