Convenient plug-in power supply device

The utility model discloses a convenient plug-in type power supply device, which comprises a flexible sheet-shaped connecting wire and a terminal shell, one end of the flexible sheet-shaped connecting wire is connected with a positive and negative contact assembly, and the other end of the flexible sheet-shaped connecting wire is electrically connected with the positive and negative contact assembly, a connector joint, a power plug or a load. The positive and negative contact assembly comprises a first conductive contact piece and a second conductive contact piece which are embedded in the upper surface and the lower surface of the flexible sheet-shaped connecting line. The front end of the terminal housing is provided with a plug-in mounting groove, and the plug-in mounting groove is internally provided with a first metal elastic sheet and a second metal elastic sheet. According to the utility model, the positive and negative contact assemblies and the terminal housing are designed in a split manner, and the