Oxygenation fresh air conditioner

The utility model discloses an oxygen-increasing fresh air conditioner which comprises a machine shell, an air inlet and an air outlet. The fresh air shell is provided with a fresh air inlet and an oxygenation air inlet; the fresh air pipe is arranged on one side of the fresh air shell, one end of the fresh air pipe communicates with the outside, and the other end communicates with the fresh air inlet; the fresh air fan is arranged in the fresh air shell; the oxygenation device comprises an oxygenation cavity, and the oxygenation cavity is formed in the fresh air pipe, arranged at the end, close to the fresh air shell, of the fresh air pipe and communicated with the oxygenation air inlet; the dehumidification assembly is arranged in the oxygenation cavity and used for adsorbing moisture and selectively heating the adsorbed moisture to generate water vapor, and then the water vapor is conveyed to the fresh air shell from the oxygenation air inlet along with the oxygen-enriched air flow; the humidity sensor is