A standby acquisition terminal and a rail vehicle equipment data acquisition system

The invention provides a standby collection terminal which is low-cost and automatically switches the collection terminal, and a rail vehicle equipment data collection system which comprises the standby collection terminal. A standby acquisition terminal is provided for acquiring state data of equipment in a rail vehicle when an operation acquisition terminal fails, and includes a standby side storage unit, a standby side acquisition unit, a standby side setting unit, an information control unit, a detection information generation unit, a standby side communication unit, a detection judgment unit and a standby side data acquisition unit. 本发明提供了种低成本且自动切换采集终端的备用采集终端以及包含该备用采集终端的轨道车辆设备数据采集系统。本发明提供的备用采集终端，用于在运行采集终端故障时对轨道车辆内设备的状态数据进行采集，包括：备用侧存储部、备用侧获取部、备用侧设定部、信息控制部、检测信息生成部、备用侧通信部、检测判断部以及备用侧数据采集部。