The invention discloses a 5G fire rescue method and a fire rescue helmet. With the 5G fire rescue method, the position and vital sign condition of trapped persons can be determined, the toxic and harmful gas of a disaster scene can be timely discovered, meanwhile, fire rescue information is provided for individual fire rescue workers wearing the fire rescue helmets through communication with a fire rescue
command center, so that individual rescue of the fire rescue workers is avoided, then the safety of the workers is better protected, and the fire extinguishing and rescue efficiency is improved. With the fire rescue helmet, the vital sign
data information of the trapped persons, disaster scene video information,
smoke concentration information, temperature information and
humidity information can be collected, the physical positions of the fire rescue workers can be located through
GPS positioning chips, the information then is sent to the fire rescue
command center, rescue auxiliaryinformation sent by the fire rescue
command center can be projected to protective masks, so that the surrounding environment can be fully known, and therefore, while the rescue success rate is increased, the safety of the rescue workers can be better guaranteed.