Factory operation environment monitoring system based on industrial Internet of Things

The invention discloses a factory operation environment monitoring system based on industrial Internet of Things, which is used for processing monitored factory internal environment data through an Internet of Things server, a data processing module, a monitoring sub-module and a control sub-module and then sending the data to the data processing module, performing digital conversion on an analog signal through an A/D converter and sending the converted data to the monitoring sub-module. The control sub-module comprises an analysis module, an alarm module and a processing module; the audible and visual alarm is used for giving an audible and visual alarm to remind people in the plant to evacuate urgently; the alarm prompting unit is used for sending alarm information to a mobile phone end, a network end and an alarm receiving end in time, and the processing module generates an alarm instruction according to a verification result and sends the alarm instruction to the analysis module; the analysis module sends