Quantitative discharge structure of slag discharge port of vertical mill

The utility model discloses a vertical mill slag discharge port quantitative discharge structure which comprises a hopper, a supporting frame is installed at the bottom of the hopper, a load sensor is installed at the bottom of the supporting frame, a quantitative mechanism is installed in the middle of the bottom of the hopper, and a protection mechanism is installed at the position, close to the front end, of the bottom of the quantitative mechanism. The quantitative mechanism comprises a discharging pipe, the discharging pipe is installed in the middle of the bottom of the hopper, a pneumatic valve is installed at the position, close to the top end, of the front portion of the discharging pipe, and two discharging rollers are movably installed at the positions, close to the bottom end, of the interior of the discharging pipe in a penetrating mode. Rotating teeth are mounted at one ends of rotating shafts of the two discharging rollers and located on the outer side of the discharging pipe; according to the