Supporting rod rotating mechanism and platform scale

The utility model relates to a supporting rod rotating mechanism and a platform scale, the supporting rod rotating mechanism comprises a fixing assembly, a rotating seat, a supporting rod and a driving lever assembly, the fixing assembly comprises a fixing seat and a supporting seat connected with the fixing seat, and the supporting seat is provided with a guide hole; the rotating seat is rotationally connected with the supporting seat through a rotating shaft, and a clamping groove is formed in the rotating seat; the supporting rod is fixedly connected with the rotating seat; the deflector rod assembly comprises a deflector rod, and the deflector rod is arranged in the guide hole of the supporting seat in a penetrating manner and can move along the guide hole; the supporting rod rotating mechanism has an unfolded state and a folded state, when the supporting rod rotating mechanism is in the unfolded state, the shifting rod is clamped with the clamping groove of the rotating seat, and the supporting rod is ve