Simple steel billet heat holding cover

The utility model belongs to the technical field of an auxiliary device for steelmaking, particularly a simple steel billet heat holding cover. The utility model adopts the technical scheme that the steel billet heat holding cover comprises a base and an upper top cover matched with the base; the base comprises a bottom plate and a base wall board; the bottom plate is provided with an insulating layer; the insulating layer of the bottom plate is fixed by a steel wire net; the upper top cover comprises a top plate and an upper top cover wall board; the top plate and the upper top cover wall board are provided with insulating layers; the insulating layers of the top plate and the upper top cover wall board are fixed by steel wire nets; heating resistance wires are also arranged at the positions, which are adjacent to the corresponding steel wire nets, on the top plate and the upper top cover wall board; a ventilation opening is formed at the position, which is close to the base, on the upper top cover wall board. The simple steel billet heat holding cover has a simple structure, is flexibly designed, ingeniously utilizes heat of a steel billet and achieves the best heat insulation effect; by utilizing the heat holding cover, the temperature can be kept within the range of 800 DEG C to 200 DEG C for three days; moreover, the utilization rate of a die is improved, cost is reduced and the excellent simple steel billet heat holding cover is provided for small and medium sized steelmaking enterprises.