Environment-friendly smelting furnace

The utility model discloses an environment-friendly smelting furnace. The furnace comprises a heat-preserving furnace body, a furnace base and a furnace top box, an annular furnace hot air pipe is arranged at the periphery of the heat preservation furnace body; an air blowing pipe is welded on one side wall of the ring furnace hot air pipe; the furnace base is arranged at the lower end of the heatpreservation furnace body, the high-temperature-resistant draught fan is arranged on one side of the heat preservation furnace body, the furnace top box is arranged at the upper end of the heat preservation furnace body, the feeding hopper is arranged on one side wall of the furnace top box, and the smoke exhaust pipe is arranged in the middle of the upper end of the furnace top box. The utilitymodel has the beneficial effects that the high-temperature-resistant fan is arranged, so that smoke generated by smelting of the smelting furnace can be circularly combusted, harmful substances such as carbon monoxide in the s