Coal drop pipe component of mining conveyor

The invention discloses a mining conveyor coal drop pipe component which comprises a pipe body, a support is arranged on the outer wall of the pipe body, a rotating shaft is arranged in the pipe body and sleeved with a torsional spring, one end of the torsional spring is fixed to the rotating shaft, the other end of the torsional spring is fixed to the support, a buffer plate is fixed to the rotating shaft, and a rotating block is arranged at the end of the rotating shaft. A worm gear is rotatably arranged outside the rotating block, the worm gear is rotatably arranged on the support, a plurality of inclined grooves are formed in the inner wall of the worm gear in a surrounding mode, and a limiting block is hinged to the rotating block through a torsional spring; a first circular plate with a first through opening is fixed at the lower end of the pipe body, and a second circular plate with a second through opening is coaxially and rotatably arranged on the first circular plate; the problems that in the prior