A compressor, comprising: a shell (100, 1100, 2100, 3100, 4100) having a stator (210, 1210, 2210, 3210, 4210) fixed thereto; a cylinder (410, 1410, 2410, 3410, 4410) coupled with a rotor (220, 1220, 2220, 3220, 4220) to be rotated thereby; a plurality of bearings (420,430)(1420,1430)(2420,2430)(3420,3440)(4420,4430) that covers a top and a bottom of the cylinder to form a compression space together with the cylinder and coupled with the cylinder to be rotated together therewith; a stationary shaft (300, 1300, 2300, 3300, 4300) fixed in an internal space of the shell, a shaft center of which corresponds to a rotational center of the cylinder, and an eccentric portion of which varies a volume of the compression space during rotation of the cylinder while supporting the plurality of bearings in an axial direction; a refrigerant suction passage is formed in the stationary shaft that guides refrigerant into the compression space; a roller vane coupled with the cylinder (410, 1410, 2410, 3410, 4410) and configured to slide with respect to the eccentric portion while being rotated together with the cylinder (410, 1410, 2410, 3410, 4410) to compress refrigerant, characterised in that the roller vane comprises a roller portion slidably inserted into the stationary shaft and a suction port that communicates the refrigerant suction passage with the compression space, and a vane portion coupled to the suction port of the roller portion and slidably inserted into the cylinder to divide the compression space into a suction chamber and a discharge chamber; and an accumulator (500, 1500, 2500, 3500, 4500) coupled to the stationary shaft and provided at an inner portion of the shell, wherein an inlet end of the refrigerant suction passage of the stationary shaft (300, 1300, 2300, 3300, 4300) is inserted into the accumulator (500, 1500, 2500, 3500, 4500), such that the refrigerant suction passage of the stationary shaft (300, 1300, 2300, 3300, 4300) communicates with an accumulator chamber (501, 1501, 2501, 3111, 4501) of the accumulator (500, 1500, 2500, 3500, 4500). a shell (100, 1100, 2100, 3100, 4100) having a stator (210, 1210, 2210, 3210, 4210) fixed thereto; a cylinder (410, 1410, 2410, 3410, 4410) coupled with a rotor (220, 1220, 2220, 3220, 4220) to be rotated thereby; a plurality of bearings (420,430)(1420,1430)(2420,2430)(3420,3440)(4420,4430) that covers a top and a bottom of the cylinder to form a compression space together with the cylinder and coupled with the cylinder to be rotated together therewith; a stationary shaft (300, 1300, 2300, 3300, 4300) fixed in an internal space of the shell, a shaft center of which corresponds to a rotational center of the cylinder, and an eccentric portion of which varies a volume of the compression space during rotation of the cylinder while supporting the plurality of bearings in an axial direction; a refrigerant suction passage is formed in the stationary shaft that guides refrigerant into the compression space; a roller vane coupled with the cylinder (410, 1410, 2410, 3410, 4410) and configured to slide with respect to the eccentric portion while being rotated together with the cylinder (410, 1410, 2410, 3410, 4410) to compress refrigerant, characterised in that the roller vane comprises a roller portion slidably inserted into the stationary shaft and a suction port that communicates the refrigerant suction passage with the compression space, and a vane portion coupled to the suction port of the roller portion and slidably inserted into the cylinder to divide the compression space into a suction chamber and a discharge chamber; and an accumulator (500, 1500, 2500, 3500, 4500) coupled to the stationary shaft and provided at an inner portion of the shell, wherein an inlet end of the refrigerant suction passage of the stationary shaft (300, 1300, 2300, 3300, 4300) is inserted into the accumulator (500, 1500, 2500, 3500, 4500), such that the refrigerant suction passage of the stationary shaft (300, 1300, 2300, 3300, 4300) communicates with an accumulator chamber (501, 1501, 2501, 3111, 4501) of the accumulator (500, 1500, 2500, 3500, 4500).