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汝城钨矿在建设一座深为240米,断面为3.5×3米的盲竖井过程中,因地制宜地革除了原设计的一钢管凿井井架方案,成功地使用了一种由现场工作人员创造的简易凿井井架.这种简易凿井井架(实则为两个天轮平台)配置情况如附图所示。此盲竖井采用塔式多绳摩擦式提升机提升。井
Rucheng tungsten mine in the construction of a 240 meters deep, section of 3.5 × 3 meters blind shaft in the process, according to local conditions to get rid of the original design of a steel pipe drilling derrick program, the successful use of a site staff to create Simple drilling derrick. This simple drilling derrick (actually for the two days of the wheel platform) configuration as shown in the figure. This blind shaft tower multi-rope friction hoist upgrade. well