Reading support of scalable rotation

The utility model discloses a reading support of scalable rotation, it includes that its right -hand member of telescopic link is equipped with first roating seat, be fixed with arc suspension buckle on the outer wall of first roating seat, be equipped with bending plate between the curved both ends of suspension buckle, bending plate's middle part is equipped with the V -arrangement notch, bending plate's lower part both sides are equipped with short centre gripping arm and long centre gripping arm respectively, the decentered second roating seat that is equipped with of left end of telescopic link, compared with the prior art, be equipped with a panel on the rotary disk, the central point of panel puts and is connected through selling the middle part of axle bottom a centre gripping bottom plate, the left end of centre gripping bottom plate is connected with a centre gripping panel through the axle, the right -hand member of centre gripping bottom plate is integrative is equipped with the buckle in belt buc