Sinking and floating steel structure air bag type riprap slideway

The utility model discloses a steel structure air bag type riprap slideway capable of sinking and floating, which is arranged on a riprap boat and comprises a steel truss, a slideway, a lower baffle plate, an air bag, a hinge support and a bolt, the slideway is welded on the upper surface of the steel truss, the lower baffle plate is welded on the lower surface of the steel truss, and the air bagis arranged inside the steel truss; wherein the hinged support is arranged at the end part of the riprap boat, and the steel truss is connected with the hinged support through a bolt. The device is simple in structure and easy to operate, has a remarkable effect on improving the precision in the stone throwing process, is easy to install, can be recycled after stone throwing work is completed, andhas high practical value. 本实用新型公开了一种可沉浮的钢结构气囊式抛石滑道，设置于抛石船上，包括钢桁架、滑道、下挡板、气囊、铰支座和螺栓，其中，所述钢桁架的上表面焊接所述滑道，所述钢桁架的下表面焊接所述下挡板，所述气囊设置在钢桁架的内部；所述铰支座设置在抛石船的端部，所述钢桁架与所述铰支座通过螺栓连接。该装置构造简单，易于操作，对于提升抛石过程中的精度有显著效果，同时，该装置易于安装，抛石工作完成后可回收重复利用，具有较