Directional well instrument track detection device for petroleum drilling

The utility model discloses a directional well instrument trajectory detection device for petroleum drilling, which comprises a drill rod and MWD wireless detection while drilling equipment, the bottom of the drill rod is provided with an upper non-magnetic drill collar, the bottom of the upper non-magnetic drill collar is provided with a lower non-magnetic drill collar, the inner wall of the lower non-magnetic drill collar is provided with a mounting groove, and the lower non-magnetic drill collar is provided with an upper non-magnetic drill collar and a lower non-magnetic drill collar. The MWD wireless detection while drilling equipment is arranged in the mounting groove, the MWD wireless detection while drilling equipment comprises a mounting seat, connecting rings are fixed to the two ends of the mounting seat, and the connecting ring at the top of the mounting seat is fixed to the top of the inner wall of the mounting groove through a bolt A; connecting rings at the bottom of the mounting base are fixed