Hinge for flexible screen mobile terminal and a flexible screen mobile terminal

A hinge for flexible screen mobile terminal, comprising:

• a plurality of links,
• wherein adjacent links are rotatably connected by a connecting structure, wherein the hinge is further provided with a telescopic positioning device;
• the telescopic positioning device is provided with a left-side telescopic connection frame, a right-side telescopic connection frame and an intermediate connection frame, the left-side telescopic connection frame and the right-side telescopic connection frame are rotatably connected to the intermediate connection frame respectively, the intermediate connection frame and a middle link of the plurality of links are fixed together;
• left and right end links of the plurality of links and the left-side telescopic connection frame and the right-side telescopic connection frame are respectively provided with a connecting part that can be connected to the mobile terminal,
• wherein a positioning structure is provided in the left-side telescopic connection frame and the right-side telescopic connection frame,
• wherein the positioning structure comprises:
• a sliding cam connected to a first frame in the left-side telescopic connection frame and the right-side telescopic connection frame;
• a supporting spring thereof;
• and
• a positioning slot cooperating with a cam on a second frame slidably connected to the first frame, there are at least two positioning slots, corresponding to two limits of a telescopic stroke respectively,
• wherein the first frame has two guiding grooves, and the second frame is divided into two separate components, one end of which is slidably connected to the two guiding grooves, and the other end is connected to a rotating shaft, and the sliding cam and the supporting spring thereof are between the two separate components the second frame, and the positioning slot is disposed on the two separate components of the second frame.