Spring vibration isolator for turbine generator base

The invention relates to a turbine generator base spring vibration isolator which comprises two supporting boxes, the two supporting boxes are symmetrically arranged up and down and are pre-tightened through bolts, a damping mechanism is arranged between the two supporting boxes, the two supporting boxes are connected through the damping mechanism, and each supporting box comprises a first supporting plate and a second supporting plate; the first supporting plate and the second supporting plate are vertically arranged at an interval, the first supporting plate and the second supporting plate are horizontally arranged, the second supporting plate is located on the side, close to the damping mechanism, of the first supporting plate, a plurality of supporting ribs are arranged between the first supporting plate and the second supporting plate, and the supporting ribs are vertically and horizontally arranged in a crossed mode; the damping effect is provided under small-amplitude vibration, multi-scene application