Gantry type hatch cover opening device

The utility model discloses a gantry type hatch cover opening device, and relates to the hatch cover opening device technical field, the gantry type hatch cover opening device comprises a base, a hatch cover and a fixing frame, one end of the base is provided with a mounting groove in a penetrating manner, two ends in the mounting groove are fixedly provided with first support blocks, and the hatch cover is placed on the surface of the other end of the base; a plurality of rotating seats are uniformly and fixedly mounted on the surface of the top of the hatch cover, supporting columns are rotationally connected to the tops of the rotating seats, the other ends of the supporting columns are rotationally connected with the surfaces of the two ends of the two sides of the fixing frame correspondingly, and supporting frames are uniformly and fixedly mounted on the surfaces of the two sides of the base; and a fixing plate is fixedly mounted at the tops of the multiple fixing frames on one side. The hatch cover can