The utility model provides a hoist and mount system for sound shield plates. It includes small -size flatbed, portable small -size interim generator, small -size hoist engine, engine, steel pipe support, pulley, rotatory sleeve, the utility model provides a hoist and mount system for sound shield plates has following beneficial effect: (1 ) structural design is reasonable, simple, operation convenient to use, with low costs. (2 )Construction safety, it is high that especially indisputable road bridge goes up the operation danger coefficient, utilizes this equipment safe and reliable. (3 ) accuracy control is better in hoist and mount, has ensured that the position is accurate. (4 )The energy saving, required cooperation personnel are less, and mobility is strong, and easy job is energy -efficient, has the great role to the cost control to can improve work efficiency greatly.