Tyre loose results in serious security accidents of locomotive digression, so it is significant to monitor the condition of tyre loose for safe driving on railway.

• 轮箍弛缓的发生将会引起机车脱轨甚至颠覆的重大安全事故,因此监测轮箍的弛缓状况对保障铁路行车安全具有重大意义。