Plug suitable for tool operation and direct plugging connector

The invention relates to a plug suitable for tool operation and a direct plugging connector, the plug comprises a plug shell and a locking connecting cap, the locking connecting cap is movably sleeved on the plug shell along the front-back direction, and the peripheral surface of the plug shell is provided with a plug matching structure, so that the tool can be used for operation during plug-in of a head seat; and an unlocking matching structure is arranged on the peripheral surface of the shell of the locking connecting cap, so that a tool can be used for operation when the headstock is separated. The direct plugging connector comprises a socket and the plug, the socket comprises a socket shell, the plugging end of the socket shell is provided with a V-shaped guide groove and a key groove connected with the smaller opening end of the V-shaped guide groove, the peripheral surface of the plugging end of the plug shell is provided with a positioning key, and plugging is guided through the positioning key, the V