CN204205813U - The motor of a kind of apparatus for cast-aluminium rotor of electric machine and application thereof - Google Patents
The motor of a kind of apparatus for cast-aluminium rotor of electric machine and application thereof Download PDFInfo
- Publication number
- CN204205813U CN204205813U CN201420625243.XU CN201420625243U CN204205813U CN 204205813 U CN204205813 U CN 204205813U CN 201420625243 U CN201420625243 U CN 201420625243U CN 204205813 U CN204205813 U CN 204205813U
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- China
- Prior art keywords
- storage tank
- rotor
- cast
- electric machine
- aluminium
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Abstract
The utility model discloses the motor of a kind of apparatus for cast-aluminium rotor of electric machine and application thereof, described apparatus for cast-aluminium rotor of electric machine comprises rotor core, end ring and bus, axis hole is offered in the middle of rotor core, end ring is arranged on the end of rotor core, bus is electrically connected the end ring at rotor core two ends through rotor core, the outer face of end ring is provided with the storage tank for installing calibration balance block of at least two circles, two circle storage tank radial distribution, and often circle storage tank is no less than 8.Main application of the present utility model is that apparatus for cast-aluminium rotor of electric machine structure is simple, the dynamic balancing of rotor can be corrected more easily, and the precision of calibration balance is higher, this electric machine structure is simple, the dynamic balancing of rotor can be corrected more easily, and the precision of calibration balance is higher, motor runs more stable, reliable.
Description
Technical field:
The utility model relates to the motor of a kind of apparatus for cast-aluminium rotor of electric machine and application thereof.
Background technology:
At present, the motor of tradition cast-aluminum rotor structure adopts weighting procedure to correct dynamic balancing usually, generally that balance columns or reference column are set on the aluminium ring of cast-aluminum rotor end face, find out uneven some position by dynamic balancing machine, then select on the balance columns at place or reference column in this imbalance and rivet iron plate.Although this correction dynamic balance method is easier but also there is himself deficiency:
Shortcoming one: the precision of calibration balance is low, balance columns or reference column are generally designed to 8, balance columns or reference column circumferencial direction uniform, therefore the angle precision of its calibration balance only has 45 °;
Shortcoming two: the weight for the iron plate of dynamic balance checking is fixing non-adjustable, therefore there will be the situation that the weight of iron plate is excessive or too small.
It is exactly that the dynamic balancing adjusting accuracy of cast-aluminum rotor is low that above two deficiencies integrate, and does not meet the future development of small and special electric machine industry toward high accuracy, high energy efficiency.
Utility model content:
The utility model overcomes deficiency of the prior art, provides the motor of a kind of apparatus for cast-aluminium rotor of electric machine and application thereof, and this apparatus for cast-aluminium rotor of electric machine structure is simple, can correct the dynamic balancing of rotor more easily, and the precision of calibration balance is higher;
This electric machine structure is simple, can correct the dynamic balancing of rotor more easily, and the precision of calibration balance is higher, and motor runs more stable, reliable.
In order to solve the technical problem of above-mentioned existence, the utility model is achieved through the following technical solutions:
A kind of apparatus for cast-aluminium rotor of electric machine, comprise rotor core, end ring and bus, axis hole is offered in the middle of rotor core, end ring is arranged on the end of rotor core, bus is electrically connected the end ring at rotor core two ends through rotor core, the outer face of end ring is provided with the storage tank for installing calibration balance block of at least two circles, two circle storage tank radial distribution, and often circle storage tank is no less than 8.
Storage tank described above is provided with at least three circles on the outer face of end ring, and storage tank circumferentially distributes, and comprises inner ring storage tank, centre circle storage tank and outer ring storage tank.
The quantity of inner ring storage tank described above, centre circle storage tank and outer ring storage tank is 24.
Storage tank described above is polygon.
Storage tank described above is hexagon.
Two adjacent rings storage tank radial position described above is corresponding, and adjacent two storage tank radial direction share a limit.
Described above is provided with positioning mark on the bottom surface of outer ring storage tank.
Storage tank described above and end ring one moulding by casting.
Calibration balance block described above is clay or metal derby, metal balance block and storage tank interference fit.
A kind of motor, comprise rotating shaft, cast-aluminum rotor, stator module and casing assembly, cast-aluminum rotor is arranged in rotating shaft, cast-aluminum rotor and stator module are arranged on inside casing assembly, rotating shaft two supports is on the bearing of casing assembly, described a kind of apparatus for cast-aluminium rotor of electric machine, comprise rotor core, end ring and bus, axis hole is offered in the middle of rotor core, end ring is arranged on the end of rotor core, bus is electrically connected the end ring at rotor core two ends through rotor core, the outer face of end ring is provided with the storage tank for installing calibration balance block of at least two circles, two circle storage tank radial distribution, and often circle storage tank is no less than 8.
Compared with prior art, the beneficial effects of the utility model are:
1) on the outer face of end ring, be provided with the storage tank for installing calibration balance block of at least two circles, two circle storage tank radial distribution, and often circle storage tank is no less than 8, this structure is simple, can correct the dynamic balancing of rotor easily, and the precision of calibration balance is higher;
2) storage tank is provided with at least three circles on the outer face of end ring, and storage tank circumferentially distributes, and comprises inner ring storage tank, centre circle storage tank and outer ring storage tank, the precision of the calibration balance improving rotor core radial direction that can improve;
3) quantity of inner ring storage tank, centre circle storage tank and outer ring storage tank is all 24, can improve the precision of the calibration balance of rotor core circumferencial direction further, improves stability and the reliability of rotor operation;
4) storage tank is polygonal, and structure is simple, can firmly fix calibration balance block, and come off in the process preventing calibration balance block from operating at rotor high-speed, reliability is high;
5) storage tank described in is hexagon, and this structure is simple, can fix calibration balance block more firmly, and come off in the process preventing calibration balance block from operating at rotor high-speed, reliability is higher, and can save material;
6) two adjacent rings storage tank (6) radial position described in is corresponding, and adjacent two storage tank (6) radial direction share limits, and this structure is simple and can save material;
7) on the bottom surface of outer ring storage tank, be provided with positioning mark, this structure can find calibration balance point more fast and accurately;
8) calibration balance block is clay or metal derby, metal balance block and storage tank interference fit, if computing ballance correction is large, the metal derby that quality is large can be selected to carry out calibration balance, if computing ballance correction is little, the clay that quality is little can be selected to carry out calibration balance, and structure is simple, easy to use, meet different smoothings and weigh requirement.
Accompanying drawing illustrates:
Fig. 1 is the exploded view of the utility model rotor and calibration balance block;
Fig. 2 is the vertical view of the utility model rotor;
Fig. 3 is A-A cutaway view in Fig. 2;
Fig. 4 is the exploded view of the utility model motor.
Embodiment:
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail:
Embodiment one: as shown in Figures 1 to 3, a kind of apparatus for cast-aluminium rotor of electric machine, comprise rotor core 1, end ring 2 and bus 3, axis hole 4 is offered in the middle of rotor core 1, end ring 2 is arranged on the end of rotor core 1, bus 3 is electrically connected the end ring 2 at rotor core 1 two ends through rotor core 1, and the outer face of end ring 2 is provided with some storage tanks 6 for installing calibration balance block 5.Storage tank 6 circumferentially distributes, and comprises inner ring storage tank 61, centre circle storage tank 62 and outer ring storage tank 63.The quantity of inner ring storage tank 61, centre circle storage tank 62 and outer ring storage tank 63 is 24.Inner ring storage tank 61, centre circle storage tank 62 and outer ring storage tank 63 are along the corresponding arranged distribution of radial direction of rotor core.Described storage tank 6 is hexagon, and two adjacent rings storage tank 6 radial position is corresponding, and shares a limit in radial directions.The bottom surface of outer ring storage tank 63 is provided with positioning mark 7.Storage tank 6 and end ring 2 one moulding by casting.Described calibration balance block 5 is clay or metal derby, metal balance block and storage tank 6 interference fit.
Embodiment two: as shown in Figures 1 to 4, the utility model is a kind of motor, comprise rotating shaft 8, cast-aluminum rotor, stator module 9 and casing assembly 10, cast-aluminum rotor is arranged in rotating shaft 8, cast-aluminum rotor and stator module 9 are arranged on inside casing assembly 10, rotating shaft 8 two supports is on the bearing of casing assembly 10, described cast-aluminum rotor comprises rotor core 1, end ring 2 and bus 3, axis hole 4 is offered in the middle of rotor core 1, end ring 2 is arranged on the end of rotor core 1, bus 3 is electrically connected the end ring at rotor core two ends through rotor core 1, the outer face of end ring 2 is provided with some storage tanks 6 for installing calibration balance block 5.
Above embodiment is better embodiment of the present invention; but embodiments of the present invention are not limited thereto; other are any do not deviate from Spirit Essence of the present invention and principle under do change, modification, substitute, combine, simplify; be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (10)
1. an apparatus for cast-aluminium rotor of electric machine, comprise rotor core (1), end ring (2) and bus (3), axis hole (4) is offered in the middle of rotor core (1), end ring (2) is arranged on the end of rotor core (1), bus (3) is electrically connected the end ring (2) at rotor core (1) two ends through rotor core (1), it is characterized in that: the storage tank (6) for installing calibration balance block (5) being provided with at least two circles on the outer face of end ring (2), two circle storage tank (6) radial distribution, and often enclose storage tank (6) and be no less than 8.
2. a kind of apparatus for cast-aluminium rotor of electric machine according to claim 1, it is characterized in that: described storage tank (6) is provided with at least three circles on the outer face of end ring (2), storage tank (6) circumferentially distributes, and comprises inner ring storage tank (61), centre circle storage tank (62) and outer ring storage tank (63).
3. a kind of apparatus for cast-aluminium rotor of electric machine according to claim 2, is characterized in that: the quantity of inner ring storage tank (61), centre circle storage tank (62) and outer ring storage tank (63) is 24.
4. a kind of apparatus for cast-aluminium rotor of electric machine according to claim 1 or 2 or 3, is characterized in that: described storage tank (6) is polygon.
5. a kind of apparatus for cast-aluminium rotor of electric machine according to claim 4, is characterized in that: described storage tank (6) is hexagon.
6. a kind of apparatus for cast-aluminium rotor of electric machine according to claim 5, is characterized in that: two adjacent rings storage tank (6) radial position is corresponding, and adjacent two storage tank (6) radial direction share a limit.
7. a kind of apparatus for cast-aluminium rotor of electric machine according to claim 1 or 2 or 3, is characterized in that: on the bottom surface of outer ring storage tank (63), be provided with positioning mark (7).
8. a kind of apparatus for cast-aluminium rotor of electric machine according to claim 1, is characterized in that: storage tank (6) and end ring (2) one moulding by casting.
9. a kind of apparatus for cast-aluminium rotor of electric machine according to claim 4, is characterized in that: described calibration balance block (5) is clay or metal derby, metal balance block and storage tank (6) interference fit.
10. a motor, comprise rotating shaft (8), cast-aluminum rotor, stator module (9) and casing assembly (10), cast-aluminum rotor is arranged in rotating shaft (8), cast-aluminum rotor and stator module (9) are arranged on casing assembly (10) the inside, rotating shaft (8) two supports, on the bearing of casing assembly (10), is characterized in that: described cast-aluminum rotor is the apparatus for cast-aluminium rotor of electric machine of claim 1 to 7 described by any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420625243.XU CN204205813U (en) | 2014-10-25 | 2014-10-25 | The motor of a kind of apparatus for cast-aluminium rotor of electric machine and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420625243.XU CN204205813U (en) | 2014-10-25 | 2014-10-25 | The motor of a kind of apparatus for cast-aluminium rotor of electric machine and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204205813U true CN204205813U (en) | 2015-03-11 |
Family
ID=52663726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420625243.XU Expired - Fee Related CN204205813U (en) | 2014-10-25 | 2014-10-25 | The motor of a kind of apparatus for cast-aluminium rotor of electric machine and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204205813U (en) |
-
2014
- 2014-10-25 CN CN201420625243.XU patent/CN204205813U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20191025 |