Wind powder adjusting device for boiler coal pulverizing system

The utility model discloses an air pulverized coal adjusting device for a boiler pulverizing system, which comprises a mounting pipe, connecting pipes are arranged on the two sides of the mounting pipe, adjusting plates are arranged in the mounting pipe, the number of the adjusting plates is multiple, the adjusting plates are annularly distributed, a gear ring is arranged in the mounting pipe, clamping teeth are arranged inside and outside the gear ring, and the clamping teeth are connected with the connecting pipes. A mounting ring is fixedly mounted on the gear ring, the mounting ring is rotationally connected with the mounting pipe through a bearing, and the adjusting plates, the first gear, the gear ring and the second gear are arranged to achieve adjustment of the rotation angle of the multiple sets of annularly-distributed adjusting plates, so that adjustment of the size of the circulation section of the mounting pipe is achieved; and the circulation space of the mounting pipe is always located at the c