A compressor that includes a rotor assembly, a stator assembly and a heat sink assembly. The rotor assembly includes a shaft to which a bearing assembly and a rotor core are secured. The heat sink assembly is then secured to the bearing assembly and to the stator assembly.
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1. A compressor comprising a housing, a rotor assembly, a stator assembly comprising one or more stator cores, and a heat sink assembly, wherein the rotor assembly comprises a shaft to which a bearing assembly and a rotor core are secured, the heat sink assembly is secured to the bearing assembly an
1. A compressor comprising a housing, a rotor assembly, a stator assembly comprising one or more stator cores, and a heat sink assembly, wherein the rotor assembly comprises a shaft to which a bearing assembly and a rotor core are secured, the heat sink assembly is secured to the bearing assembly and comprises a heat sink having a plurality of legs that extend radially outward, and the stator assembly is directly secured to one or more of the legs. 2. The compressor of claim 1, wherein the rotor assembly comprises an impeller secured to the shaft, and the bearing assembly is located between the impeller and the rotor core. 3. The compressor of claim 1, wherein the bearing assembly comprises a pair of bearings, the heat sink assembly comprises a sleeve to which the heat sink is secured, and the sleeve is secured to the bearings. 4. The compressor of claim 1, wherein the stator assembly is glued to the heat sink assembly. 5. The compressor of claim 1, wherein the compressor is configured such that during use air is drawn through the interior of the compressor and passes between the legs of the heat sink. 6. A compressor comprising, a housing, a rotor assembly, a stator assembly comprising one or more stator cores, and a heat sink assembly, wherein the rotor assembly comprises a shaft to which a bearing assembly and a rotor core are secured, the bearing assembly comprises a pair of bearings, the heat sink assembly comprises a sleeve to which a heat sink is secured, the heat sink extends radially outward from the sleeve, the sleeve is secured to the bearings, wherein the heat sink comprises a plurality of legs that extend radially from the sleeve, and the stator assembly is directly secured to one or more of the legs. 7. The compressor of claim 6, wherein the rotor assembly comprises an impeller secured to the shaft, and the bearing assembly is located between the impeller and the rotor core. 8. The compressor of claim 6, wherein the stator assembly is glued to the heat sink assembly. 9. The compressor of claim 6, wherein the compressor is configured such that during use air is drawn through the interior of the compressor and flows over the sleeve and the heat sink. 10. A method of assembling a compressor, the method comprising: providing a housing;providing a rotor assembly comprising a shaft to which a bearing assembly and a rotor core are secured;providing a stator assembly, wherein the stator assembly comprises one or more stator cores;providing a heat sink assembly;securing the heat sink assembly to the bearing assembly; andsubsequently securing the heat sink assembly directly to the stator assembly, wherein the method comprises securing the heat sink assembly to the bearing assembly and to the stator assembly to generate a collective assembly, and securing the collective assembly to a frame. 11. The method of claim 10, wherein the bearing assembly comprises a pair of bearings, the heat sink assembly comprises a sleeve and a heat sink that extends radially from the sleeve, and the method comprises securing the sleeve to the bearings and securing the heat sink to the stator assembly. 12. The method of claim 11, wherein the heat sink comprises a plurality of legs that extend radially from the sleeve, and the heat sink is secured to the stator assembly at one or more of the legs. 13. The method of claim 10, wherein securing the heat sink assembly to the stator assembly comprises gluing the heat sink assembly to the stator assembly. 14. The method of claim 10, wherein the rotor assembly comprises an impeller, the frame comprises a diffuser, and securing the collective assembly to the frame comprises aligning the impeller relative to the diffuser. 15. The method of claim 10, wherein the heat sink assembly is secured to the rotor assembly and to the stator assembly such that the stator cores are arranged around the rotor core. 16. A compressor comprising, a housing, a rotor assembly, a stator assembly comprising one or more stator cores, and a heat sink assembly, the rotor assembly comprises a shaft to which an impeller, a bearing assembly and a rotor core are secured, the bearing assembly comprises a pair of bearings, the heat sink assembly comprises a sleeve to which a heat sink is secured, wherein the bearing assembly is located between the impeller and the rotor core, the sleeve is secured to the bearing assembly, and the heat sink is secured to the stator assembly, and wherein the heat sink comprises a plurality of legs that extend radially from the sleeve, and the stator assembly is directly secured to one or more of the legs. 17. The compressor of claim 16, wherein the stator assembly is glued to the heat sink assembly. 18. A method of assembling a compressor, the method comprising: providing a housingproviding a rotor assembly comprising a shaft to which an impeller, a bearing assembly and a rotor core are secured, the bearing assembly comprising a pair of bearings, and wherein the bearing assembly is located between the impeller and the rotor core;providing a stator assembly, wherein the stator assembly comprises one or more stator cores;providing a heat sink assembly comprising a sleeve to which a heat sink is secured; andsecuring the sleeve to the bearing assembly and the heat sink to the stator assembly,wherein the heat sink comprises a plurality of legs that extend radially from the sleeve, and the heat sink is directly secured to the stator assembly at one or more of the legs. 19. The method of claim 18, wherein securing the heat sink assembly to the stator assembly comprises gluing the heat sink assembly to the stator assembly. 20. The method of claim 18, wherein the method comprises securing the heat sink assembly to the bearing assembly and to the stator assembly to generate a collective assembly, and securing the collective assembly to a frame. 21. The method of claim 20, wherein the frame comprises a diffuser, and securing the collective assembly to the frame includes aligning the impeller relative to the diffuser. 22. The method of claim 18, wherein the heat sink assembly is secured to the rotor assembly and to the stator assembly such that the stator cores are arranged around the rotor core.
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이 특허에 인용된 특허 (14)
Kenyon, Barton John; Sears, David B.; Nagorny, Aleksandr; Mebasser, Samuel Aziz; Sweeney, Peter John, Blower with bearing tube.
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