Traction device of crystal bar transport vehicle

The utility model discloses a crystal bar transport vehicle traction device, which comprises two groups of connecting rods and a traction rope, one end of each connecting rod is welded with a circular steel ring, the two groups of connecting rods are connected with a tractor through the circular steel rings to form triangular traction, one end of each connecting rod far away from the circular steel ring is connected with one end of a direction adjusting head, and the other end of each connecting rod is connected with a traction rope. The other end of the direction adjusting head is provided with a connecting part with a U-shaped clamping groove, an upper clamping plate and a lower clamping plate of the U-shaped clamping groove are both provided with corresponding first open holes, one end of the traction rope is connected with the connecting part of the direction adjusting head through a plug pin penetrating through the first open holes of the upper clamping plate and the lower clamping plate, and the other e