Integrated non-leakage labyrinth oil seal structure of centrifugal compressor

The invention relates to the technical field of centrifugal compressors, and provides an integrated non-leakage labyrinth oil seal structure of a centrifugal compressor. The integrated non-leakage labyrinth oil seal structure comprises a labyrinth oil seal body, a high-speed gear shaft, through holes and an oil hole, wherein a high-speed gear shaft penetrates through the middle position in the labyrinth type oil seal body; the through holes are formed in the two ends between the high-speed gear shaft and the labyrinth type oil seal body; the oil holes are formed in one sides of the through holes; a fixing structure is arranged at the top end of one side in the labyrinth type oil seal body; the fixing structure comprises a positioning groove, a telescopic groove, a telescopic spring, a clamping block, an open groove and a pull block; the positioning groove is formed in one side of the surface of the labyrinth oil seal body; the telescopic groove is formed in the lower portion of the interior of the positioning