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本实用新型涉及一种车辆限速和自动报警装置,特别涉及机车限速与自动报警装置,对一种企业自备铁路机车限速与自动报警装置。主要解决现有限速与自动报警装置安装实施复杂、使用成本高的技术问题。本实用新型的技术方案为:一种机车限速与自动报警装置,主要包括机车磁电感应器、检波及电平转换电路、单片机、主控机以及显示器和喇叭。磁电感应器安置在车底的安装支架上,其信号输出线与检波及电平转换电路输入端连接,检波及电平转换电路的输出端连接单片机的I/O口,单片机连接主控机,主控机连接显示器和喇叭。本实用新型主要用于小运转作业短途运输机车行驶速度的限制。
The utility model relates to a vehicle speed limit and automatic alarm device, in particular relates to a locomotive speed limit and automatic alarm device, to an enterprise-owned railway locomotive speed limit and automatic alarm device. The invention mainly solves the technical problems that the existing speed limit and automatic alarm installation are complicated to be implemented and the use cost is high. The technical scheme of the utility model is a locomotive speed limit and automatic alarming device, which mainly comprises a locomotive magnetoelectric sensor, a detection and level conversion circuit, a singlechip, a host computer, a monitor and a loudspeaker. The magnetoelectric sensor is arranged on the mounting bracket of the vehicle bottom. The signal output line is connected with the input of the detection and level conversion circuit. The output of the detection and level conversion circuit is connected with the I / O port of the single chip microcomputer. , The host computer monitor and speakers. The utility model is mainly used for the limitation of the running speed of the locomotive with short running of small running.