Anti-blocking high-speed discharging type positive pressure air seal machine

The utility model discloses an anti-blocking high-speed discharging type positive pressure air seal machine which comprises a stock bin and a discharging bin, the stock bin is communicated with the top of the discharging bin, the discharging bin comprises an air inlet pipe and a discharging pipe, the air inlet pipe is communicated with the discharging pipe, the bottom of the stock bin is fixedly connected with a support, the end of the support is fixedly connected with a bearing seat, and the end of the bearing seat is fixedly connected with a motor. And a rotating shaft is rotationally installed in the bearing seat through a sealing bearing, a scraping piece is installed outside the rotating shaft, the scraping piece is arranged to be of a downward inclined structure, and turbine blades are installed at the lower end of the rotating shaft. The rotating shaft is rotationally installed in the discharging bin through the support and the bearing seat, when air enters the air inlet pipe for discharging, the turbi