Rotating shaft of operating mechanism

The utility model discloses a rotating shaft of an operating mechanism, which is characterized by comprising a shell and a rotating shaft rotationally arranged on the shell, the rotating shaft penetrates out of the upper end of the shell, the upper end of the rotating shaft is provided with a handle cam used for installing a handle, the upper part of the rotating shaft in the shell is provided with an upper cam, and a lock catch capable of hooking one end of the upper cam is rotationally arranged in the shell. The lock catch is sleeved with a first torsional spring for driving the lock catch to rotate anticlockwise, and the rotating shaft is sleeved with a second torsional spring for driving the rotating shaft to rotate anticlockwise. The rotating shaft and the handle of the operating mechanism are installed and assembled conveniently through the handle cam, the rotating shaft is provided with the upper cam, the lock catch capable of hooking one end of the upper cam is rotatably arranged in the shell, and whe