Electrical connection plug and electrical connection device

The invention discloses an electrical connection plug and an electrical connection device, the plug comprises a shell, a plug inner core and a plectrum, the side walls of the two ends of the shell are provided with rotating shafts, and the rotating shafts are connected with buckling structures used for being cooperatively connected with a socket; the linkage power-on and power-off mechanism comprises a buckling detector, a control module and a switching device; the rotating shaft comprises a middle shaft and a sleeve which are matched with each other, the sleeve is fixed to the shell, the middle shaft is arranged in the sleeve and penetrates through the shell, and the middle shaft is rotationally connected to the shell; the buckling detector is in linkage with the middle shaft, and the middle shaft is fixed to the buckling structure. The buckling detector is electrically connected to the control module and is used for detecting whether the buckling structure is separated from the connecting socket or not; the