The utility model discloses an emergent remote monitoring of dangerous cabin and alarm system of keeping away of marine wind power, its characterized in that: including a plurality of fans with keep away dangerous cabin, set up fan treater on each fan, set up in keeping away dangerous under -deck portion or outside a plurality of measure and regulate of examining festival device, backstage surveillance center, a plurality of mobilephone terminal and backstage emergency rescue center, set up communication link between each fan treater and the backstage surveillance center, set up communicationlink etc. Between backstage surveillance center and each mobilephone terminal and the backstage emergency rescue center. The utility model discloses effectively utilize marine fan facility, enlarged the scope of marine urgent danger prevention to to keeping away the real time monitoring that the outer complex environment of dangerous under -deck carries out multiple functions, greatly improve theseafaring work personnel and come interim existence probability in the dangerous circumstances, important realistic meaning has.