Clamping device for galvanized steel sheet on bridge floor

The utility model discloses a bridge deck galvanized steel sheet clamping device, and belongs to the field of clamping devices.The bridge deck galvanized steel sheet clamping device comprises a base used for containing a galvanized steel sheet, supporting frames are arranged on the two sides of the top face of the base, supporting plates are rotationally installed on the supporting frames, screws are arranged on the supporting plates in a penetrating mode, the screws are in threaded connection with the supporting plates, and pressing blocks are arranged at the bottom ends of the screws; a groove is formed in the top face of the pressing block, the bottom end of the threaded rod can be inserted into the groove, an annular groove is formed in the inner circumferential face of the groove, a round block is fixed to the bottom face of the threaded rod, the outer circumferential face of the round block is attached to the inner circumferential face of the annular groove, and a handle is fixed to the top end of the t