In the rapid development of society today, a variety of fire problems emerge in endlessly. In the future. Fire fighting operations are faced with many problems, such as dangerous, complex escape environment and long rescue time. In this design, firemen's fire prevention and self-rescue equipment combines fire cover with oxygen supply, and adopts automatic umbrella switch for fire prevention. Before an accident is about to occur, pressing the switch can quickly open the fire prevention amount to save self-rescue time. At the same time, the fire prevention amount provides a safety barrier for users. The lower part is an oxygen cylinder, and the built-in oxygen can be used by one person for 5 hours, providing sufficient safe space and sufficient oxygen for escapees.