The invention discloses a first-aid unmanned aerial vehicle device provided with a medical oxygen device. The first-aid unmanned aerial vehicle device provided with the medical oxygen device comprisesan unmanned aerial vehicle body; a protection cover is mounted at the center of the upper surface of the unmanned aerial vehicle body; a first, second, third and fourth rotor wings are correspondingly arranged at positions of four corners of the unmanned aerial vehicle body; a first machine frame is connected between the first rotor wing and the third rotor wing, and a second machine frame is connected between the second rotor wing and the fourth rotor wing; and a storage space is arranged at the lower end of the protection cover. The unmanned aerial vehicle device is provided with the storage space used for storing medical oxygen bags, oxygen masks and cardiac defibrillators, the unmanned aerial vehicle device dispatched by a 120 emergency center can quickly reach a named place for first-aid when drowning occurs and first-aid is required, the unmanned aerial vehicle is high in speed, is free of influence by traffic condition and landform; oxygen is arranged to be in bags to alleviateload weight of the unmanned aerial vehicle, and therefore more first-aid materials can be carried by the unmanned aerial vehicle.