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我矿主并安装仿苏KJ2×3×1．5D提升机两台。分别提升双层罐笼和双箕斗，为多绳混合并提升。根据规程要求，提升人员和物料的罐笼必须装设安全可靠的防坠器。但对箕斗而言，该装置无法设置。由于司机操作失误，造成过卷，将提升绳拉断，致使箕斗坠入井底影响生产的事故时有发生
I miners and installed imitation Su KJ2 × 3 × 1.5D hoist two. Raise the double cage and double skip, respectively, for multi-rope mixing and lifting. According to the rules and regulations, to enhance the personnel and materials of the cage must be installed safe and reliable anti-dropping device. However, for skip, the unit can not be set. Due to driver error, resulting in over-volume, pulling the rope pulled off, resulting in the fall of the bucket hit the bottom of the production accident occurred from time to time