Large furnace zinc melting pot heat preservation structure

The utility model discloses a heat preservation structure of a large furnace zinc melting pot, which relates to the technical field of industrial furnaces, and comprises a furnace, a zinc melting pot and a heat preservation component, a heat insulation cover plate is arranged at the top of the furnace, a fixing frame is arranged in the furnace, the zinc melting pot is arranged in the furnace through the fixing frame, and the heat preservation component is arranged in the furnace. The heat preservation assembly is arranged in the furnace kiln and comprises a plurality of first refractory bricks, a plurality of second refractory bricks and heat preservation cotton, and the heat preservation cotton is arranged between the first refractory bricks and the second refractory bricks. According to the utility model, the heat preservation cotton is arranged, the heat preservation cotton is clamped in the middle position by using the refractory bricks I and the refractory bricks II, heat is lost from the micro air holes