《煤矿安全》1985年11期刊登了我的拙作“小煤矿自动防跑车装置(以下简称装置),该文较详细地介绍了装置的原理、结构和安装使用注意事项等。由于设计的当时考虑的因素较多,适用范围也较广,所以装置的结构复杂,只适用于工厂成批制作。为此,本文在保持原装置安全性能的基础上, “Coal Mine Safety” 1985 the 11th published my humble work "small coal mine automatic anti-sports car device (hereinafter referred to as the device), the article describes in more detail the principle of the device, structure and installation and precautions, etc. As the design was considered More factors, the scope of application is also wider, so the device structure is complex, only applicable to the factory batch production.Therefore, this article, while maintaining the safety performance of the original device,