Humidifying and warming integrated first-aid oxygen supply device

The invention provides a humidifying and warming integrated first-aid oxygen supply device which comprises a fixing box, an oxygen tank is inserted into the fixing box, a bottom plate is fixed to one side of the fixing box, a storage assembly is arranged on the top face of the bottom plate, one side of the storage assembly is inserted into the fixing box, and a first-stage humidifying assembly is arranged at the top of the storage assembly. The inlet end of the first-stage humidifying assembly is in through connection with the oxygen tank, the outlet end of the first-stage humidifying assembly is connected with a temperature and humidity integrated assembly, the top of the temperature and humidity integrated assembly is connected with a flow control assembly, one side of the flow control assembly is in through connection with an oxygen supply pipe, and one side of the flow control assembly is connected with a pipeline protection assembly. The oxygen supply pipe penetrates through the pipeline protection assem