Fixing mechanism of battery

The invention relates to a fixing mechanism of a battery, which is used for fixing the battery to an accommodation groove of an electronic device shell, and the battery is provided with a grab and a bevel at one side of the grab. The fixing mechanism comprises a first limit part arranged at one side of the accommodation groove, an elastic limit part arranged at one side of the first limit part, a bolt-lock provided with a first positioning part and arranged corresponding to the first limit part, a second positioning part corresponding to the first positioning part and arranged at the accommodation groove, and a push button of a first fixed part correspondingly fixed at the bolt-lock, wherein the push button is linked with the first positioning part and enables the elastic component of the elastic limit part to be in a compression-free state or a compressed state, so that a buckle part moves along the bevel to fix or take out the battery.