Patent ID: 8991532
Filing Date: 2015-03-31
Classification: A61G,B60K,B60L,B60Y,Y02T

Abstract:
1. A detachable power module, comprising: a wheel shaft; a power module; a central shaft, arranged in the power module and passing through the wheel shaft; and an engaging unit, capable of fastening the central shaft to the wheel shaft; wherein the central shaft comprises at least one receiving hole, the engaging unit comprises at least one reset piece, at least one engaging piece and at least one linkage piece, the reset piece and the engaging piece are arranged in the receiving hole, the engaging piece passes out of the receiving hole, and an end of the linkage piece is coupled to the engaging piece; the pushing unit is arranged in the central shaft, the pushing unit is coupled to the engaging unit, the pushing unit comprises a reset piece, an end of the reset piece pushes against the pushing unit, and another end of the reset piece pushes against the central shaft.