改进凿井辅助设备 提高立井施工速度

Increasing Mine Shaft Sinking Speed by Improvement of Shaft sinking Auxiliary Equipment

认真改革吊盘、吊笼、模板、投光灯、翻矸装置和井盖门等凿井辅助设备,使主、副、风3个立井平均月成井66.2m。

Due to the proper improvements of shaft sinking stage, cage, form, projector light, refuse discharge device, shaft cover and other shaft sinking auxiliary equipments, the shaft sinking operations of main shaft, auxiliary shaft and ventilation shaft in Shantaizi Mine have been reached an average month shaft completed rate of 66. 2m.