Multi-span adjusting balance beam assembly

The utility model discloses a multi-span adjusting balance beam assembly which comprises a cable-stayed plate, a transverse pulling plate, a pressure-bearing rod and an adapter pulling plate, the two ends of the transverse pulling plate and the two ends of the pressure-bearing rod are fixedly connected with the two ends of the cable-stayed plate respectively, and one end of the adapter pulling plate is connected to the connecting position of the transverse pulling plate and the cable-stayed plate and the connecting position of the pressure-bearing rod and the cable-stayed plate respectively. The transverse pulling plate and the pressure-bearing rod are both of telescopic sleeve rod structures, each sleeve rod structure comprises a core pipe and a sleeve, the core pipe is sleeved with the sleeve, and fixing mechanisms used for changing the telescopic length are arranged on the transverse pulling plate and the pressure-bearing rod. The vertical length of the balance beam assembly can be effectively adjusted, th