Mobile risk source monitoring system

The invention discloses a mobile risk source monitoring system. The mobile risk source monitoring system comprises a terminal box with a GPS positioning module, a safety helmet built in a locator andconfigured to obtain the position information of workers and emit alarm prompt, and a control server comprising an information processing system, a GIS geographical information system and an alarm system. When an engineering vehicle with the terminal box enters a construction site, the GIS geographical information system draws a geographical fence according to the geographical location informationsent by the terminal box to determine a dangerous area of the operation; and the workers wear the safety helmets with the locators and enter the dangerous area of the operation of the engineering vehicle, and the alarm system sends alarm warning. The informatization means is introduced to perform monitoring of the movement risks for the construction site equipment and the personnel and perform real-time monitoring of the