Switching value signal leading-out device

The utility model provides a switching value signal leading-out device, which is characterized by comprising a connecting beam and a screw rod, one end of the connecting beam is provided with a fixed buckle, the other end of the connecting beam is provided with a movable buckle, the screw rod is screwed on the connecting beam, one end of the screw rod is provided with an insulating knob, the other end of the screw rod is a contact end, a lead connected with a plug is fixed on the connecting beam, and both the connecting beam and the screw rod are conductors. The connecting beam is fixed on the terminal strip through the fixed buckle and the movable buckle, the insulating knob is rotated to enable the contact end of the lead screw to move and be connected with the metal conducting strip in the terminal strip, and the plug at the end part of the lead wire is inserted into test equipment or an instrument. A switching value signal of the terminal strip can be led out and sent to test equipment through the termina