曲轨侧卸式矿车,在我国起始于五十年代,在以前我国所使用的矿车,主要是固定式U型矿车和人工侧翻V型矿车。最初使用的曲轨侧卸式矿车车门是由连杆作用强迫启闭(后简称强迫式),六十年代中期,开始发展自落门钩车门(后简称门钩式),这两种车门矿车以后均得到发展,目前门钩式的使用较多。曲轨侧卸矿车具有卸矿迅速、干净、不需开凿大的卸矿硐室和安装庞大复杂的 Bent rail side dump truck, in our country started in the fifties, before China's use of the tub, mainly fixed U-shaped tub and manual rollover V-shaped tub. The first use of the curved rail side of the unloading car door is forced by the connecting rod opening and closing (hereinafter referred to as forced), the mid-sixties, began to develop since the hook door (hereinafter referred to as the door hook), the two doors After the car have been developed, the current use of the door hook more. Track side dump truck with unloading ore quickly and clean, without digging large unloading chamber and installation of large complex