Tank cover of hot-metal bottle

The embodiment of the utility model provides a hot-metal bottle cover which comprises a first cover plate and a second cover plate, the second cover plate is arranged opposite to the first cover plate; the rib net is arranged between the first cover plate and the second cover plate, the rib net is fixedly connected with the first cover plate, and the rib net is provided with a plurality of spaces; the plurality of spaces are filled with the heat-resistant material; the first cover plate and the second cover plate are connected through bolts, and the first cover plate, the rib net and the second cover plate are connected into a whole through the bolts. The tank cover of the hot-metal tank is firm in structure and not prone to falling off. 本实用新型实施例提供了一种铁水罐罐盖，包括：第一盖板；第二盖板，所述第二盖板与所述第一盖板相对设置；筋网，其设于所述第一盖板和所述第二盖板之间，所述筋网与所述第一盖板固定连接，所述筋网具有多个空间；耐热材料，其填充于多个所述空间内；所述第一盖板与所述第二盖板通过螺栓连接，所述螺栓将所述第一盖板、所述筋网和所述第二盖板连接为一体。本实用新型实施例的铁水罐罐盖结构牢固，不易脱落。