Transition carrier roller

The utility model belongs to the technical field of carrier rollers, and particularly relates to a transition carrier roller which comprises a conveying belt, a V-shaped section, a transition section and a parallel section are sequentially distributed from the middle to the outer portions of the two sides of the conveying belt, and two transition roller bodies are symmetrically installed in the transition section in the conveying direction of the conveying belt. The included angle between the two transition roller bodies is larger than the included angle between the V-shaped sections, each transition roller body comprises a cylinder and a steel shaft which are arranged in a sleeved mode from outside to inside, and connecting mechanisms are arranged between the two ends of each cylinder and the corresponding steel shaft. The connecting mechanism is provided with a rotating mechanism and a sealing mechanism used for sealing the rotating mechanism, the rotating mechanism comprises a bearing body arranged on the