Rotary type contraction transportation connecting rod mechanism

The utility model discloses a rotary type contraction transportation connecting rod mechanism which comprises a folding support, a first electric cylinder, a conveying belt, a lifting support, a folding oil cylinder, a lifting oil cylinder, a fixing support, a material receiving hopper, a second electric cylinder, a rotary bracket, a rotary oil cylinder, a chassis rack and a supporting rod. A first parallel carrier roller and a first mud scraping plate are arranged on the back face of the folding support, a first wing-shaped carrier roller and a belt limiting frame are arranged on the front face of the folding support, and a conveying belt is arranged on the belt limiting frame, the first wing-shaped carrier roller, the first mud scraping plate, the first parallel carrier roller and the folding support. According to the utility model, a rotary type contraction transportation structure is designed, the foldable mobile screening station can be folded on the mobile screening station, an additional material conve