Stator of magnetic levitation bearing, magnetic levitation bearing, and compressor
AssigneeGree Electric Appliances, Inc. of Zhuhai
InventorsWeilin Guo, Fang Zhang, Gao Gong, Chao Zhang, Xin Li, Hao Liang
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Abstract
The present disclosure relates to a stator of a magnetic levitation bearing, a magnetic levitation bearing, and a compressor. The stator of the magnetic levitation bearing includes a stator core (4), a stator coil (5) wound around the stator core (4), a housing (2) sleeved outside the stator core (4) and having a clearance fit or a transition fit with the stator core (4), and a potting component (3) filled between the housing (2) and the stator core (4).
Claims16
A stator of a magnetic levitation bearing, comprising:
- a stator core;
- a stator coil wound around the stator core;
- a housing sleeved outside the stator core and having a clearance fit or a transition fit with the stator core;
- and;
- a potting component filled between the housing and the stator core, the potting component extending along an axial direction of the stator core from one end of the stator core to an opposite end of the stator core;
- wherein the housing comprises a housing positioning hole, the stator core comprises a stator positioning hole, the stator of the magnetic levitation bearing further comprises a positioning member extending through the housing positioning hole and into the stator positioning hole;
- wherein an outer peripheral surface of the stator core comprises a bonding groove, and the stator positioning hole is disposed at a bottom of the bonding groove;
- and
- wherein the potting component further comprises a second protruding portion filled in the bonding groove.
A stator of a magnetic levitation bearing, comprising:
- a stator core;
- a stator coil wound around the stator core;
- a housing sleeved outside the stator core and having a clearance fit or a transition fit with the stator core;
- and
- a potting component filled between the housing and the stator core, the potting component extending along an axial direction of the stator core from one end of the stator core to an opposite end of the stator core;
- wherein the housing comprises a housing positioning hole, the stator core comprises a stator positioning hole, the stator of the magnetic levitation bearing further comprises a positioning member extending through the housing positioning hole and into the stator positioning hole;
- wherein an outer peripheral surface of the stator core comprises a bonding groove, and the stator positioning hole is disposed at a bottom of the bonding groove;
- and
- wherein the bonding groove comprises a first bonding groove and a second bonding groove, and a depth of the first bonding groove is greater than that of the second bonding groove.
A stator of a magnetic levitation bearing, comprising:
- a stator core;
- a stator coil wound around the stator core;
- a housing sleeved outside the stator core and having a clearance fit or a transition fit with the stator core;
- and
- a potting component filled between the housing and the stator core, the potting component extending along an axial direction of the stator core from one end of the stator core to an opposite end of the stator core;
- wherein the housing comprises a housing positioning hole, the stator core comprises a stator positioning hole, the stator of the magnetic levitation bearing further comprises a positioning member extending through the housing positioning hole and into the stator positioning hole;
- and
- wherein the stator positioning hole comprises:
- a first stator positioning hole;
- and
- a second stator positioning hole distributed side by side with the first stator positioning hole along the axial direction of the stator core.
Dependencies are inferred from the claim text.