The paper introduces the fabrication demands of rigid rotary cage device.Based on the working principles of rigid rotary cage method, it describes the application of rigid rotary cage device in bored pile steel cage elevation control, and points out its advantages, such as recycling utilization, simple operation and better economic benefits and so on.%介绍了刚性扶笼器的制作要求,基于扶笼器法的工作原理,阐述了刚性扶笼器在钻孔灌注桩钢筋笼标高控制中的应用,指出刚性扶笼器能循环使用、操作简便、具有较好的工作效益.
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