The utility model provides a lifting device of miniature transformer which characterized in that: lifting device of miniature transformer, including the bottom plate, the base, the stand, supplementary fixed snap ring, the riser, the crossbeam, the sloping is gone up, lower sloping, manual hoisting accessory to the staking, wherein: install the base on the bottom plate, column mouting is in the base, the riser is installed on the stand, and supplementary fixed snap ring is installed in the riser side, the side at the riser is arranged to the direction about two crossbeams, the staking is connected between two crossbeams perpendicularly, going up the rear end of sloping and being connected with the upper portion crossbeam, the rear end and the lower part crossbeam of lower sloping are connected, go up the front end of sloping and are connected with lower sloping front end, manual hoisting accessory is connected with lower sloping front end. The utility model discloses an advantage: lifting device of miniature transformer, principle simple structure, safe in utilization, convenient, use manpower sparingly, material resources, improved the operating efficiency.