Scaffold pivot and scaffold system

The utility model provides a scaffold pivot and a scaffold system. The scaffold pivot comprises an upper casing pipe, a lower casing pipe and at least two fixed pins, wherein the upper casing pipe comprises a first pipe body; the upper end part of the first pipe body is provided with a U-shaped bracket; the first pipe body is provided with at least two through holes; the lower casing pipe comprises a second pipe body; the lower end part of the second pipe body is provided with a chassis; the second pipe body is provided with at least two through holes; the first pipe body of the upper casing pipe is sheathed in the second pipe body of the lower casing pipe; and the fixed pins are arranged in the corresponding through holes of the first pipe body and the second pipe body in a penetrating way to fix the upper casing pipe and the lower casing pipe. The scaffold system at least comprises four scaffold pivots. According to the scaffold pivot provided by the utility model, the problems of low scaffold erecting spee