The utility model provides a special terminal of protection screen little generating line cross -over connection in top, wraps rubbing board, is equipped with the second on the board and passes through the groove, and the second passes through the inslot and is equipped with two stripper plates, is equipped with the lead screw between two stripper plates, and the lead screw includes forward lead screw and reverse lead screw, and the one end of forward lead screw is connected with the one end of reverse lead screw, the first extrusion of installation piece on the forward lead screw, forward lead screw and first extrusion piece screw -thread fit, installation second extrusion piece on the reverse lead screw, the utility model discloses in twist the kinetodesma thick stick, can drive first compact heap with the second compact heap removes in opposite directions, the extrusion force of compact heap makes the pressure strip remove to both sides and fixes between two housing pins on little generating line up to special terminal, can connect the jumper wire and go up and accomplish the protection and shield the little generating line cross -over connection of pushing up pressing from both sides tight piece this moment.