Rapid correcting device for top blowing oxygen lance of converter

The utility model provides a rapid correcting device for a top blowing oxygen lance of a converter. A set of corrector is arranged at each of two sides of the upper part of the oxygen lance. Each corrector consists of a nut and two pull rods; one ends of the two pull rods are the same and are both flat semicircles with a U-shaped notch and a pin hole is formed at the center of each semicircle; the other ends of the two pull rods are respectively provided with a forward external thread and a reverse external thread; the threaded ends of the two pull rods are respectively connected to forward and reverse internal threads of the nut by virtue of the forward and reverse external threads; the pin hole ends of the two pull rods are respectively connected to an oxygen lance holder and an oxygen lance trolley square plate frame support through a pin roll, a base provided with a semicircular groove at the center is fixed at the bottom of the oxygen lance trolley square plate frame support, a semispherical locking block is correspondingly arranged on a lance barrel of the oxygen lance, and the locking block sits in the groove formed in the base. The rapid correcting device is simple in structure, convenient to operate, time-saving and labor-saving, can be used to shorten the lance correcting time and quickly correct the oxygen lance in place, thereby greatly improving the operation efficiency and the production efficiency.