由矿用一般型兼本质安全型的车房显示箱和本质安全型的上下井口信号箱组成。
The utility model comprises a general and essentially safe vehicle house display box for coal mines and an essentially safe signal box for going upward and downward through well heads.
如在街上无法逃脱时，应抱住路灯、交通信号灯、垃圾箱、邮箱或其它固定物体并大声求救。
If on the street and they can't run, grab a street light, traffic sign, trash can, mail box or other fixed object.
控制箱接受中控室驱动信号，由控制箱的PLC按自动方式运行；
The control cabinet receives signal from remote control cabinet and is operated by PLC in auto method.
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