Furnace top edge quantitative feeding device for large-scale titanium slag smelting electric arc furnace

The utility model discloses a furnace top edge feeding and quantitative charging device for a large-scale titanium slag smelting electric arc furnace, which belongs to the technical field of electric arc furnaces, solves the problem that the discharging speed and the discharging amount of a corresponding charging point cannot be adjusted in a targeted manner, and comprises a titanium concentrate discharging machine which is connected with an anthracite discharging machine in parallel, the titanium concentrate blanking machine and the anthracite blanking machine are connected with a blender after being arranged in parallel, the blender is connected with a three-way distributor, the three-way distributor is connected with a central blanking point and an edge blanking surge bin, the edge blanking surge bin is connected with a plurality of variable-frequency feeders, the variable-frequency feeders are connected with a plurality of edge blanking points, and the variable-frequency feeders are connected with the edg