Quick positioning device for drill rod of rotary drilling rig

The utility model discloses a drill rod quick positioning device of a rotary drilling rig, which comprises a support frame, universal wheels are fixedly mounted at the bottom of the support frame, a convenient moving mechanism is arranged in the support frame, and the convenient moving mechanism comprises an electric telescopic rod, a support block and a pull rod. The top of the electric telescopic rod and one side of the inner wall of the top of the supporting frame are fixedly installed, an output shaft of the electric telescopic rod is fixedly connected with a first fixing block, the interior of the first fixing block is movably connected with a connecting frame, and the bottom of the connecting frame is movably connected with a second fixing block. According to the drill rod quick positioning device of the rotary drilling rig, the problems that a drill rod needs to be transported to the position below the rotary drilling rig before positioning, so that manual carrying is mostly adopted in the transportati