Rotatory folding chassis

The utility model relates to a rotatory folding chassis, go up fork, back fork, connecting seat pipe, five -way, top tube, low tube and head pipe down including the back, set up sliding sleeve and stop device on the connecting seat pipe, the back on fork and back down the fork can follow the rotation of connecting seat hollow shaft line through the sliding sleeve, can realize that the rotation of frame is folded, the state exchange of or on -rotating rotatable through the stop device realization, the utility model discloses it is convenient to use, all reduces greatly through folding its length of back and volume, and the convenience is carried and is accomodate, has wide market prospect. 本实用新型为种旋转折叠车架，包括后上叉、后下叉、连接座管、五通、上管、下管和头管，连接座管上设置滑套和限位装置，后上叉和后下叉通过滑套可沿连接座管轴线旋转，可实现车架的旋转折叠，通过限位装置实现可旋转或非旋转的状态转换；本实用新型使用便捷，通过折叠后其长度和体积都大大减小，方便搬运和收纳，具有广阔的市场前景。