Spring equalizing device for swing platform

The utility model discloses a spring equalizing device for a swing platform, which comprises a first-class spring equalizing device and a second-class spring equalizing device, wherein the first-class spring equalizing device is disposed at the inner ring drive shaft of the swing platform through a crank and the second-class spring equalizing device is disposed at the outer ring drive shaft of the swing platform through a crank. The utility model is characterized in that the first-class spring equalizing device and the second-class spring equalizing device share the same structure and both consist of a connecting rod; a spring coil sleeves on the connecting rod; an inner and outer spring are disposed in the spring coil through a piston; one end of the connecting rod which extend outside of the spring coil is connected to an universal ball hinge through an adjustable nut, and the universal ball hinge is connected the crank through the drive shaft. Compared with the prior art, the utility model has advantages o