A refrigerator comprising: a main body comprising a refrigerating compartment and a freezing compartment; a machine room defined in a lower portion of the main body and in which a base is disposed; a compressor (111, 115) placed on the base to compress a refrigerant; a condenser placed on the base and disposed at one side of the compressor (111, 115); and a valve device into which the refrigerant condensed in the condenser is introduced, characterized by the valve device comprising a plurality of discharge parts (135a, 135b, 135c) for discharging the refrigerant, the discharge parts (135a, 135b, 135c) including a first discharge part, a second discharge part, and a third discharge part; a plurality of expansion devices (141, 143, 145) connected to the plurality of discharge parts (135a, 135b, 135c); and a plurality of evaporators (150, 160) for evaporating the refrigerant decompressed in the plurality of expansion devices (141, 143, 145); wherein the plurality of expansion devices (141, 143, 145) include a first expansion device connected to the first discharge part, a second expansion device connected to the second discharge part, and a third expansion device connected to the third discharge part, wherein the plurality of evaporators (150, 160) include a refrigerating compartment evaporator connected to the first expansion device and the third expansion device, and include a freezing compartment evaporator connected to the second expansion device, wherein the valve device is disposed inclined at a predetermined angle from the first discharge part toward the second discharge part with respect to a virtual line that is perpendicular to the base such that the second discharge part has a height less than a height of the first discharge part with respect to the base, and wherein each of the plurality of expansion devices (141, 143, 145) comprises a capillary tube, and wherein the second expansion device has a diameter greater than that of the first expansion device and the third expansion device has a diameter greater than that of the second expansion device. a main body comprising a refrigerating compartment and a freezing compartment; a machine room defined in a lower portion of the main body and in which a base is disposed; a compressor (111, 115) placed on the base to compress a refrigerant; a condenser placed on the base and disposed at one side of the compressor (111, 115); and a valve device into which the refrigerant condensed in the condenser is introduced, characterized by the valve device comprising a plurality of discharge parts (135a, 135b, 135c) for discharging the refrigerant, the discharge parts (135a, 135b, 135c) including a first discharge part, a second discharge part, and a third discharge part; a plurality of expansion devices (141, 143, 145) connected to the plurality of discharge parts (135a, 135b, 135c); and a plurality of evaporators (150, 160) for evaporating the refrigerant decompressed in the plurality of expansion devices (141, 143, 145); wherein the plurality of expansion devices (141, 143, 145) include a first expansion device connected to the first discharge part, a second expansion device connected to the second discharge part, and a third expansion device connected to the third discharge part, wherein the plurality of evaporators (150, 160) include a refrigerating compartment evaporator connected to the first expansion device and the third expansion device, and include a freezing compartment evaporator connected to the second expansion device, wherein the valve device is disposed inclined at a predetermined angle from the first discharge part toward the second discharge part with respect to a virtual line that is perpendicular to the base such that the second discharge part has a height less than a height of the first discharge part with respect to the base, and wherein each of the plurality of expansion devices (141, 143, 145) comprises a capillary tube, and wherein the second expansion device has a diameter greater than that of the first expansion device and the third expansion device has a diameter greater than that of the second expansion device.