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建井期间在提升罐笼上加装平衡锤 ,可解决提升机提升能力不足的问题。介绍了平衡锤装置的相关结构设计及平衡锤的重量确定
In the construction of wells during the installation of cage to enhance the balance hammer, hoist lift to solve the problem of insufficient capacity. The relative structural design of the counterweight device and the weight determination of the counterweight are introduced