斜井安全门是实现多中段提升防跑车的安全装置。我局刘冲矿4号矿体斜井的防跑车装置是一种由人工推,拉的插板式简易安全门,其安装位置见图1,结构及配置见图2。 过去,因无多中段提升,我们只用过固定式木闸,使用中曾多次发生过木闸被冲毁的事故,说明其强度是不可靠的,同时,也不适用于多中段提升。 现在使用的安全门经过两 Inclined shaft safety door is to achieve multi-level anti-sports car to enhance safety devices. I Bureau Liu Chong ore mine shaft No. 4 anti-sports car device is a kind of manual push, pull the plug-in simple security door, the installation location shown in Figure 1, the structure and configuration shown in Figure 2. In the past, we had only used fixed wooden gates because there were no more mid-risements. The accident that the wooden gates were washed and destroyed many times in use shows that the strength is not reliable and that it is not suitable for multi-center hoisting. The safety door now used passes through two