Deviation-preventing mechanical connecting device for butt joint of pile foundation reinforcement cages

The utility model discloses an anti-deviation mechanical connecting device for butt joint of pile foundation reinforcement cages. The anti-deviation mechanical connecting device comprises a straight thread cylinder body. According to the mechanical connecting device for preventing deviation for pile foundation reinforcement cage butt joint, the first fixing cylinder, the second fixing cylinder and the connecting block are arranged to form a fixing structure, the two connected reinforcing steel bars are fixed, and the connecting cylinder is connected with the straight threaded cylinder body. The situation that the reinforcing steel bars are loosened and deviated due to machining errors is avoided, an adjusting structure is formed by arranging a first connecting rod, a second connecting rod and a connecting block, the positions of a first fixing cylinder and a second fixing cylinder can be adjusted, and the stress of the reinforcing steel bars with different lengths can be adjusted when the reinforcing steel ba