Patent ID: 8187367

Claim:
A portable PSA oxygen generator comprising: a housing, at least one fixing board, and components including an air filter assembly, an oil-free compressor, a control valve assembly, a PSA oxygen generating assembly, an oxygen supply assembly, a heat dissipation assembly and an electric control assembly; wherein the oxygen generator further comprises at least one partition board, the at least one fixing board and the at least one partition board divide an interior of the housing into two or more separated spaces, so that said components are disposed within said two or more separated spaces by the sides of the at least one fixing board and/or the at least one partition board; wherein the oil-free compressor and the control valve assembly are disposed in one of the separated spaces isolated by the at least one fixing board and the at least one partition board; wherein the heat dissipation assembly includes a fan which is disposed on the partition board outside of the isolated space, so that air can be blown into the isolated space directly by an air outlet of the fan; wherein the PSA oxygen generating assembly includes absorbing tanks and a ventilating muffler, the ventilating muffler is disposed in another separated space isolated by another partition board, and the air which is blown into the isolated space by the fan goes through the ventilating muffler to be exhausted from an air outlet of the housing.