Sun umbrella rotating mechanism

The utility model provides a sun umbrella rotating mechanism, which comprises a rotating seat main body, a rotating seat rotary disc and a pedal positioning block. The rotating seat main body is rotationally connected with the rotating seat rotary disc, the pedal positioning block is fixed in the rotating seat main body, peripheral teeth are arranged on the inner wall of the rotating seat rotary disc, and the pedal positioning block is provided with teeth matching with the peripheral teeth of the rotating seat rotary disc. The rotating seat rotary disc can be conveniently controlled to rotate by means of controlling the pedal positioning block, and the sun umbrella rotating mechanism not only is simple in operation and convenient in use, but also is attractive in appearance, simple in structure and low in cost, and is light and convenient.