Auxiliary maintenance device for centrifugal compressor with high use convenience

The invention discloses an auxiliary maintenance device for a centrifugal compressor with high use convenience. The auxiliary maintenance device comprises a trolley, wherein an air pump is mounted atone end of the interior of the trolley; the bottom of the air pump is fixedly connected with a damping mechanism, the bottom of the damping mechanism is fixedly connected with a mounting seat, the airpump is connected with a pressure adjusting mechanism through a first air delivering pipe; one side of the pressure adjusting mechanism is connected with a second air delivering pipe through a connecting pipe; one end of the second air delivering pipe is connected with a cleaning hose; a dust collecting barrel is mounted at the other end of the trolley; the upper portion of the dust collecting barrel is connected with a dust collecting pipe; the top end of the dust collecting pipe is connected with a collecting funnel; and a dust isolating filter screen is mounted on one side of the interiorof the dust collecting barr