Conversion plug-in assembly and charging device

The invention discloses a conversion plug-in assembly and a charging device, the assembly comprises a plug-in base, a plug cover plate and a pin elastic sheet group, the plug cover plate is connectedwith the plug-in base in a buckling manner, and one side, deviating from the plug-in base, of the plug cover plate is provided with a conversion plug; the pin elastic sheet group comprises two pin elastic sheets which are arranged in parallel, and the pin elastic sheets are arranged between the plugging base and the plug cover plate; the pin elastic sheet comprises an elastic sheet body, and pin part and a joint part which are arranged at the two ends of the elastic sheet body; the pin part is arranged on one side, facing the plug-in base, of the elastic sheet body, the joint part is arrangedon one side, facing the plug cover plate, of the elastic sheet body, two sides of the elastic sheet body are respectively attached to the plug-in base and the plug cover plate, the pin part is pluggedin the plug-in base and lo