Blanking funnel device of copper oxygen-enriched bottom blowing furnace

The utility model relates to a copper oxygen enrichment bottom blowing furnace blanking funnel device which comprises a square and round reducing funnel, the bottom of the square and round reducing funnel is connected with a cylindrical articulated chute, the left side and the right side of the cylindrical articulated chute are fixedly connected with pull rods, and the outer surfaces of the two pull rods are fixedly provided with nuts, spring washers and flat washers. According to the blanking funnel device of the copper oxygen-enriched bottom-blowing furnace, the square and round reducing funnel is arranged, the cylindrical articulated chute is connected with the square and round reducing funnel through the spring, the threaded pull rod and the nut, the cylindrical articulated chute can slide up and down on the square and round reducing funnel by adjusting the nut, and when the cylindrical articulated chute is in primary butt joint with a charging port articulated chute of the bottom-blowing furnace, the nut