Portable oxygen concentrator

A portable oxygen concentrator, comprising:

• a battery box;
• a base assembly;
• a molecular sieve mechanism;
• a compressor mechanism;
• an oxygen storage mechanism;
• an outer cover;
• and
• an operation panel;
• wherein the base assembly is arranged on the battery box;
• the molecular sieve mechanism and the compressor mechanism are arranged on the base assembly;
• the oxygen storage mechanism is provided on an upper side of the compressor mechanism;
• the outer cover is provided outside the oxygen storage mechanism, the molecular sieve mechanism and the compressor mechanism, and is configured to cover the oxygen storage mechanism, the molecular sieve mechanism and the compressor mechanism;
• and the operation panel is arranged on a surface of the outer cover;
• the compressor mechanism comprises a compressor main body and a compressor shell provided outside the compressor main body;
• an opening is provided on a side wall of the compressor shell, and a first circuit board is fixed on the opening;
• a top of the first circuit board is connected with the operation panel through a wire;
• a bottom of the first circuit board is provided with a connecting pin;
• a surface of the battery box is provided with a second circuit board for power conversion, and the connecting pin is insertedly connected to the second circuit board;
• the compressor main body comprises a compressor and a vibration damping assembly arranged at a bottom of the compressor;
• two ends of the bottom of the compressor are each provided with an air inlet;
• the air inlet of the compressor is fixedly provided with a connecting seat;
• and two ends of a top of the compressor main body are each provided with an air outlet;
• a first valve assembly is insertedly provided between the compressor main body and the vibration damping assembly;
• the first valve assembly is connected with the air outlet of the compressor main body and the molecular sieve mechanism;
• a second valve assembly is insertedly provided between the oxygen storage mechanism and the molecular sieve mechanism;
• and the second valve assembly is connected with the molecular sieve mechanism and an air inlet of the oxygen storage mechanism;
• the oxygen storage mechanism comprises an oxygen storage tank;
• an oxygen supply port is provided on a top of the oxygen storage tank;
• an oxygen supply nozzle is movably arranged on the oxygen supply port;
• a plurality of fixing rods are circumferentially arranged at an inner wall of the outer cover;
• a top of each of the plurality of fixing rods is connected to an inner top wall of the outer cover;
• a bottom of the molecular sieve mechanism and a bottom of the compressor mechanism are respectively provided with a base;
• and a bottom of each of the plurality of fixing rods is connected to the base;
• and
• two inner side walls of the outer cover are each provided with a hanging component;
• the hanging component comprises a base portion and a head portion;
• the base portion of the hanging component is sleevedly provided on a corresponding one of the plurality of fixing rods;
• and the head portion is configured to extend to outside through the outer cover.