刘庄矿风井马头门破坏的分析

Analysis on Destruction of Air Shaft Ingate in Liuzhuang Coal Mine

介绍了刘庄矿中央风井马头门的破坏和加固过程。对风井马头门破坏的原因、破坏后的修复加固、工程设计、施工技术等问题进行了探讨,从设计和施工方面,提出了保证马头门安全的技术措施。

The paper introduces the destruction and reinforce- ment of ingate of central air shaft in Liuzhuang coal mine, dis- cusses destruction reason of the shaft ingate as well as its repair, reinforcement, engineering design and construction technology＂ after destruction, brings forward some technical nleasures to en- sure the shaft of ingate safety in terms of design and construction.