设计了一种霍尔式轮胎气压传感器,用于为汽车轮胎气压自动监测和报警系统提供轮胎气压输入信号。该传感器由机械式压力传递机构和磁性与磁敏元件组成,能以非接触方式将轮胎气压信号传至车体。介绍了传感器的结构特点、工作原理和主要部件的设计计算方法。关键词:传感器; 结构; 设计; 轮胎气压; 监测Abstract :A Hall type tire inflation pressure sensor is designed , which is used to provide the input signal of tire pressure for the pressure monitoring and warning system of automobile tire. The sensor is comprised of the me2 chanical tire pressure transmitting mechanism , the magnetic and magnetic sensing elements , it can deliver tire pressure signal from the tire to the vehicle body without contact of the magnetic sensing element with the wheel. The structure features , the working principle , and the computing method for the design of the main componentsof the sensor are introduced.Key words :sensor ; structure ; design ; tire inflation pressure ; monitoring
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