Bridge girder erection machine walking trolley device adapting to slope girder erection operation

The utility model discloses a bridge girder erection machine walking trolley device adapting to slope girder erection operation, which comprises a frame and a balance beam, the bottom of the balance beam is provided with a walking wheel set, the bottoms of two ends of the frame are provided with jacking support legs and support columns, the top of the balance beam is provided with a downwards sunken support spherical surface, and the middle part of the bottom surface of the frame is provided with a support seat. A supporting spherical surface matched with the supporting spherical surface is arranged at the bottom of the supporting seat, the supporting spherical surface is supported on the supporting spherical surface, a socket hole is formed in the middle of the supporting spherical surface, an inserting column is arranged in the middle of the supporting spherical surface, the inserting column is inserted into the socket hole, and the socket hole is larger than the inserting column. The bridge girder erection