Coal blockage preventing device for coal dropping pipe

The utility model discloses an anti-coal-blocking device for a coal drop pipe, which comprises a fixing component, clamping plates, a bottom arranged at the bottom of a fixing plate, and an adjusting part arranged at the bottom of the fixing plate and positioned between the two clamping plates. The utility model has the beneficial effects that the round hole is formed on the curve coal drop pipe at the position where coal is easy to accumulate and the curvature is larger, compressed air is introduced into the coal drop pipe by the air delivery pipe, the control valve is used for controlling the switch, the control valve is opened, the compressed air in the air storage tank is delivered into the coal drop pipe, and the compressed air always hedges the position where coal is easy to accumulate, blows off the accumulated coal and prevents hardening; the anti-blocking device has the advantages that the coal falling pipe is prevented from being blocked by continuously accumulated coal in the coal falling pipe, coa