Z-shaped layout fixed-length single-rope rocket box capturing and recycling net system

The invention discloses a Z-shaped layout fixed-length single-rope rocket box catching and recycling net system which comprises a catching and intercepting mechanism, the catching and intercepting mechanism comprises a rope a, a rope b, a rope c and a rope d, the rope a, the rope b, the rope c and the rope d are each provided with two movable wheels, the part, between the two movable wheels, of the rope a is an intercepting section a, and the part, between the two movable wheels, of the rope b is an intercepting section b. The rope c between the two driving wheels is an interception section c, and the rope d between the two driving wheels is an interception section d; a plurality of fixed wheels are arranged on the stand columns, the rope a, the rope b, the rope c and the rope d are all wound around the fixed wheels, and the two ends of the rope a, the two ends of the rope b, the two ends of the rope c and the two ends of the rope d are all connected to the two stand columns arranged diagonally. The length of