The utility model discloses an one -wayly prevent running traditional thread binding putting, including controller, the fast appearance of side, locking mechanism, mounting bracket, the fast appearance of side, locking mechanism install on the mounting bracket, and whether the fast appearance of side can detect the wire and remove, and locking mechanism can be with the wire locking, locking mechanism includes connecting rod a, connecting rod b, last briquetting, lower briquetting, deflector, roller bearing, locking ware, and upward briquetting, deflector are fixed on the mounting bracket, areprovided with the guide way on the deflector, down articulated, the other end of briquetting one end and connecting rod an is provided with the pivot, installs the bearing in the pivot, and the guideway of setting corresponds on bearing and the deflector, connecting rod an one end and mounting bracket are articulated, the other end is articulated with connecting rod b, connecting rod b's other end connection roller bearing, the utility model discloses the current fixing -line device of cooperation uses, can prevent effectively that the wire from running the line, and convenient to use can improve work efficiency, has increased the security of construction.