Bridge bearing converter

The utility model discloses a bridge bearing converter and belongs to the technical field of highway construction. The bridge bearing converter is characterized in that an upper bearing fixing plate and an upper bearing body are fixed into a whole by welding; a lower bearing fixing plate and a lower bearing pipe body are fixed by welding; the diameter of the upper bearing body is 5-20cm less than that of the lower bearing pipe body; the upper bearing body is movably connected with the lower bearing pipe body; a thread orifice and a screw stopper are formed and arranged at the lower part of one side of the lower bearing pipe body; and the screw stopper is movably connected with the thread orifice. When a precast box girder and a T-beam are built and constructed, appropriate fine sand is mounted in the lower bearing pipe body, and then the upper bearing body is placed in the lower bearing pipe body. After the precast box girder and the T-beam are built and constructed, the screw stopper at the lower part of the