Novel in-situ leaching uranium mining drill hole physical cleaning device

The utility model discloses a novel in-situ leaching uranium mining drill hole physical cleaning device which comprises a conveying pipe and a pressurizing air pump, a fixing assembly is detachably arranged on the top of the conveying pipe, the pressurizing air pump is arranged in the conveying pipe, a plurality of friction increasing rings are fixedly installed on the outer edge face of the conveying pipe at equal intervals, and connecting strips are fixedly connected between the friction increasing rings. The fixing assembly comprises a mounting ring and a plurality of limiting assemblies, a plurality of arc-shaped abutting plates are movably arranged in the mounting ring in an annular array mode, the limiting assemblies are arranged outside the mounting ring in an annular array mode, and guide rods with one ends penetrating through the mounting ring and movably connected with the limiting assemblies are fixedly mounted in the middles of the outer edge faces of the arc-shaped abutting plates; the novel in-s