Welding pit safety monitoring method and system for pipeline engineering construction

The invention provides a welding pit safety monitoring method and system for pipeline engineering construction. The welding pit safety monitoring method comprises the following steps: configuring a video monitoring strategy aiming at a welding pit construction process, wherein the video monitoring strategy corresponds to a device for collecting a video in a welding pit; according to the monitoring strategy, a video image is obtained through a corresponding video obtaining device, and safety monitoring is conducted on the video image through the monitoring strategy, so that safety monitoring on the welding pit is achieved; and after the safety monitoring of the monitoring strategy is completed, closing the corresponding device for collecting the video. The welding pit safety monitoring system comprises a strategy configuration device, an image collection device, an analysis device and a adjustment and control device and can realize the monitoring method. The invention has the beneficial effects that the energy