Elevator maintenance process detection method and device

The invention relates to an elevator maintenance process detection method and device. The method comprises the following steps that a, video data monitored in an elevator car are acquired; b, a key frame in the video data is extracted; c, a maintenance identifier in the key frame is recognized; and d, the duration of maintenance operation is analyzed according to a recognition result. According to the elevator maintenance process detection method and device, the operation condition of maintenance personnel can be monitored in real time, and therefore the maintenance quality is ensured. 本发明涉及一种电梯维保过程检测方法及装置，方法包括以下步骤：a、获取所述电梯轿厢内监控的视频数据；b、提取所述视频数据中的关键帧；c、识别所述关键帧中的维保标识；d、根据识别结果分析维保作业的时长。本发明可实时监测维保人员的作业情况，从而保证维保质量。