Bidirectional adjustable tensioner device

The utility model discloses a two-way adjustable tensioner device, which comprises a tensioner and a drawstring, two ends of the tensioner are connected to a drag hook through the drawstring, the drag hook comprises a hook ring part, a connecting piece and a hook part, the hook part is movably arranged on the connecting piece, a locking piece is arranged on the connecting piece, and the locking piece is connected with the hook ring part through the drawstring. A locking groove is formed in the hook part, and after the direction of the hook part is adjusted, the locking piece is embedded into the locking groove, so that the hook part and the connecting piece are fixed. The drag hook is divided into three parts, the hook bending part can move in the connecting piece in the initial state, the angle of the drag hook can be freely adjusted, after the angle is determined, the drag hook is locked through cooperation of the locking groove in the movable block and the locking piece, the drag hook in the state adapts t