The utility model discloses a two freedoms magnetcisuspension floating vibration energy harvester, including the shell, the shell outside is the protective sheath, and the chamber is placed for the coil around post and magnet in the inboard, the coil is fixed with the top coil around the upper portion of post, and the coil is the coil in the middle of the middle part of post is fixed with, and the coil is fixed with the bottom coil around the lower part of post, draw by the wire behind top coil, middle coil and the bottom coil series connection, top surface visor internal fixation has top fixed magnets, and bottom surface visor internal fixation has bottom fixed magnets, install two suspension magnets between top fixed magnets and the bottom fixed magnets, the setting repels each other between the adjacent magnet. The utility model discloses energy gatherer's working frequency band can be widened, energy gatherer's output can be improved again, can turn into the electric energy by effectual vibration energy with the exterior structure, help solving structural health monitoring wireless sensor's energy supply problem, have wide application prospect.