Safety anti-falling frame for high-altitude loading and unloading operation

The utility model discloses a safety anti-falling frame for high-altitude loading and unloading operation, which comprises upright posts and a cross beam, two ends of the cross beam are fixedly connected with the tops of the corresponding upright posts to form an n-shaped structure, slideways are arranged on two sides of the lower surface of the cross beam, and pulleys on pulley blocks with hooks are clamped on the corresponding slideways. According to the parking direction of a vehicle and the position of goods in a container, longitudinal movement is achieved, and compared with an existing mode that the safety belt is fixed to a canopy frame of a warehouse door or no safety measure exists, the safety belt can be fixed to the canopy frame of the warehouse door. The device not only has the advantages of simple structure, safety, reliability and strong operability, but also is ingenious in design and convenient to mount, dismount and maintain, meets the safety requirements after being inspected by the Hebei Pr