Flywheel accumulator for electric automobile

The utility model relates to the technical field of electric automobile accessories, in particular to a flywheel energy storage device for an electric automobile, which comprises a front shell, a rear shell, a flywheel disc, a flywheel body, a bearing, a front flywheel shaft, a sealing piece and a rear flywheel shaft. The front shell and the rear shell are arranged, the flywheel disc is arranged in the complete shell, the bearing is arranged to be the magnetic suspension bearing, and therefore the flywheel body is suspended in the flywheel disc when rotating at a high speed by means of the physical characteristics that like poles repel each other and a superconductor is diamagnetic; according to the flywheel energy storage device, the bearing is connected with the front shell in a sealed mode, the sealing piece is connected with the rear shell in a sealed mode, vacuum setting of the flywheel disc and the flywheel body in the shell is achieved, meanwhile, setting of a non-standard shell in the prior art is avo