Blast hole blockage treatment device and method

The invention discloses a blast hole blockage treatment device and method.The blast hole blockage treatment device comprises a guide table, a roller transmission mechanism, a guide assembly, a blast hole measuring tube and a pressure air gun, the roller transmission mechanism is composed of a driving roller mechanism and a driven roller mechanism, and the guide assembly comprises a supporting frame body, a guide sleeve and a guide column; the guide sleeve and the guide column are fixed to the top of the support supporting body, the pressure air gun is arranged on the upper portion of the guide column, the blast hole measuring tube penetrates through a center round hole of the guide table, and the guide sleeve and the guide column are fixedly connected with the lower portion of the pressure air gun. Rotating a crank handle to enable a driving roller and a driven roller to clamp the blast hole measuring tube and the pressure air gun to move upwards until the blast hole measuring tube is conveyed to the bottom o