改革理由以前所用的防煤车滑行装置是手动的横开式或工字梁向上提起式,煤车每次通过该装置时必须停下来,进行手动开关。这种方式存在着费时间、不方便的缺点。因而改为一拨动手柄即可操作的装置。改革点将防煤车滑行装置所用的工字钢梁部件改为方形钢管,用钢丝绳将方形钢管和压缩气缸连接起来,通过压缩气缸的作用, The reason for the reform Coal-bed taxiing device used before is a manual horizontal open or I-beam lift up, each time the coal car must stop to pass the device, the manual switch. This method has the disadvantages of taking time and inconvenience. Thus changing to a handle that can be operated by the device. The reform point of coal mine truck gliding devices used in beam parts to square steel pipe, steel pipe with a square tube and compressed air cylinder connected through the role of the compression cylinder,