Unfolding Crossing with double rope pulley and method of use

The present invention provides a spread across discharge frame with double rope pulley, comprising two opposite side panels, bails, upper, lower and two quick presser wheel. Lifting ring sleeved on the shaft bail, the bail is mounted on the shaft side plates mentioned ring bore, pulleys rotatably mounted on the axle, the axle is removably housed in the upper chute, lower pulley rotatably mounted on the lower shaft, the bore of the wheel hub mounted at the two side plates. Two snap-mounted respectively on the two side plates, the pressing handle is mounted on the side plate, the movable cover portion is mounted in the lock, the lock cover is rotatably mounted on the side plate. The present invention also provides a discharge show Crossing method for using a double rope pulley. Crossing Unfolding above by way of upper rope pulley out with double pulley, simply pulling the handle of the snap, you can quickly open the lock release upper cover to achieve a rope Crossing turn transferred from the upper , simple construction and high efficiency.