CN202190130U - Switched reluctance motor stator - Google Patents
Switched reluctance motor stator Download PDFInfo
- Publication number
- CN202190130U CN202190130U CN2011201943813U CN201120194381U CN202190130U CN 202190130 U CN202190130 U CN 202190130U CN 2011201943813 U CN2011201943813 U CN 2011201943813U CN 201120194381 U CN201120194381 U CN 201120194381U CN 202190130 U CN202190130 U CN 202190130U
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- Prior art keywords
- functional layer
- magnetic conduction
- annular section
- switched reluctance
- vibration damping
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- 239000002346 layers by function Substances 0.000 claims abstract 17
- 238000013016 damping Methods 0.000 claims abstract 9
- 239000010410 layer Substances 0.000 claims abstract 5
- 239000002131 composite material Substances 0.000 claims abstract 3
- 238000010521 absorption reaction Methods 0.000 abstract 2
- 229910000976 Electrical steel Inorganic materials 0.000 abstract 1
- 238000003475 lamination Methods 0.000 abstract 1
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Abstract
The utility model discloses a switched reluctance motor stator, wherein the stator is provided with an inner and outer layer composite structure, and comprises an annular magnetic conductive functional layer located at the inner layer and a vibration damping noise absorption functional layer encircling the magnetic conductive functional layer. The switched reluctance motor stator enables the traditional silicon steel lamination stator to be replaced by the stator with the inner and outer layer composite structure, thereby satisfying the basic magnetic conductive performance requirement of the switched reluctance motor; and the vibration damping noise absorption functional layer can greatly improves the vibration and noise phenomenon of the switched reluctance motor stator, thereby enlarging the application range of the switched reluctance motor.
Description
Technical field
The utility model relates to switched reluctance machines, and (Switch Reluctance Motor, SRM) technical field more particularly, relate to a kind of Stators for Switched Reluctance Motors.
Background technology
Switched reluctance machines is a kind of novel motor, please with reference to Fig. 1, and its stator 1 ' and rotor 2 ' press folded forming generally by silicon steel sheet.Rotor 2 ' on have no the permanent magnet, winding, slip ring etc. of form, stator 1 ' on also have only and simply concentrate winding, so it is simple in structure, reliability is high during operation, maintenance is little, and manufacturing cost is lower.
But non-linear torque and the characteristic of magnetization etc. of the biconvex electrode structure of switched reluctance machines and height make the vibration of motor and noise bigger.The vibration of switched reluctance machines and noise problem have influenced switched reluctance machines applying in some fields to a great extent.At present, the vibration of such motor and the way of improving of noise are mainly comprised the optimization of motor bodies such as stator profile, stator winding and control algolithm and on structural member, design shock insulation, energy absorption device etc.
In addition; Select suitable material to realize that the improvement to vibration and noise also should be a direction; Though but alloys such as AJ-1 sections magnet steel, BJ-2, BJ-3 sections chromium aluminium, siderochrome molybdenum and BJ-1 type copper-manganese zinc, MC-77 type copper-manganese type alloy have good absorbed oscillation, the performance of noise; But magnetic property is relatively poor relatively, and copper alloy wherein even have diamagnetism can not satisfy the magnetic property demand of motor stator.
The utility model content
The utility model technical problem to be solved is to provide a kind of Stators for Switched Reluctance Motors, and it can reduce the vibration and the noise of switched reluctance machines, thereby enlarges the range of application of switched reluctance machines.
For solving the problems of the technologies described above; The technical scheme of the utility model is: a kind of Stators for Switched Reluctance Motors is provided; Said stator is inside and outside two-layer composite, and comprises and be positioned at internal layer and in the form of a ring magnetic conduction functional layer and inhale the functional layer of making an uproar around the vibration damping of said magnetic conduction functional layer.
Further, said magnetic conduction functional layer comprises ringwise yoke and a plurality of coiling tooth, and said yoke inboard is uniformly distributed with a plurality of slots, and is connected with said a plurality of coiling tooth plug-in mountings through said slot.
Further, the magnetic conduction function sublayer of head and the tail plug-in mounting connection constitutes said magnetic conduction functional layer by along the circumferential direction arranging also successively; Said vibration damping inhale make an uproar functional layer also by along the circumferential direction arrange and successively the vibration damping that connects of head and the tail plug-in mounting inhale the function sublayer of making an uproar and constitute.
Further, said magnetic conduction function sublayer and said vibration damping are inhaled to make an uproar and are connected through the dovetail groove plug-in mounting respectively between the function sublayer.
More specifically, said vibration damping is inhaled the functional layer of making an uproar and is comprised annular section and following annular section, and the said annular section of going up is provided with breach with following annular section correspondence position; Said magnetic conduction functional layer also comprises annular section and following annular section, and the said annular section of going up also is provided with breach with following annular section correspondence position; The make an uproar following annular section of functional layer and said magnetic conduction functional layer of last annular section and the suction of said vibration damping that said vibration damping is inhaled make an uproar functional layer and said magnetic conduction functional layer combines and forms a plurality of installing holes through said breach; Said magnetic conduction functional layer also comprises the coiling tooth that quantity equates with said installing hole, and said coiling tooth is respectively through said a plurality of installing hole installing and locating.
Like this; The utility model utilizes the stator of inside and outside two-layer composite to substitute traditional silicon steel laminations stator; Not only can satisfy the basic magnetic conduction magnetic property requirement of switched reluctance machines; And outer field vibration damping layer can also improve the vibration and the noise phenomenon of switched reluctance machines, the range of application of expansion switched reluctance machines greatly.
Description of drawings
Fig. 1 is the perspective view of switched reluctance machines in the prior art;
Fig. 2 a is the perspective exploded view of the utility model embodiment one;
Fig. 2 b is the perspective view of the utility model embodiment one;
Fig. 3 a is the perspective exploded view of the utility model embodiment two;
Fig. 3 b is the perspective view of the utility model embodiment two;
Fig. 4 a is the perspective exploded view of the utility model embodiment three;
Fig. 4 b is the perspective view of the utility model embodiment three;
Fig. 5 a is the perspective exploded view of the utility model embodiment four;
Fig. 5 b is the perspective view of the utility model embodiment four.
Embodiment
In order to make the utility model technical problem to be solved, technical scheme and beneficial effect clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Please with reference to Fig. 2 a and Fig. 2 b, be the embodiment one of the utility model Stators for Switched Reluctance Motors, said stator is inside and outside two-layer composite, and comprises and be positioned at internal layer and in the form of a ring magnetic conduction functional layer 1 and inhale the functional layer 2 of making an uproar around the vibration damping of said magnetic conduction functional layer.
It is raw material that said magnetic conduction functional layer 1 is selected iron-based, Ni-based soft-magnetic composite material powder or amorphous, nano crystal soft magnetic material powder for use, and through powder metallurgy process compression moulding.
Said vibration damping is inhaled the functional layer 2 of making an uproar and is selected following at least a alloy powder for use and pass through powder metallurgy process compression moulding: the permeability alloys of siderochrome molybdenum, AJ-1 sections magnet steel, BJ-2 and BJ-3 sections chromium aluminium class and BJ-1 type copper-manganese zinc, MC-77 type copper-manganese type alloy.
Like this; Present embodiment utilizes the stator of inside and outside two-layer composite to substitute traditional silicon steel laminations stator; Not only can satisfy the basic magnetic conduction magnetic property requirement of switched reluctance machines; And outer field vibration damping layer can also improve the vibration and the noise phenomenon of switched reluctance machines, the range of application of expansion switched reluctance machines greatly.
Produce the stator of embodiment one, can adopt two kinds of different modes, a kind of is to suppress magnetic conduction functional layer 1 respectively to inhale the functional layer 2 of making an uproar with vibration damping; Another kind is whole compacting stator.
When producing according to first kind of mode, powder metallurgy process capable of using is inhaled the functional layer 2 of making an uproar to magnetic conduction functional layer 1 and vibration damping and is suppressed separately, and then with both the nested stator integral body that becomes.At this moment, only need respectively magnetic conduction functional layer 1 and vibration damping to be inhaled the functional layer 2 of making an uproar and suppress separately and sintering, and then close-fitting is inlayed and got final product according to the shrinkage ratio of ectonexine material.
When producing according to the second way; Can place in the compacting tool set with smooth surface and thin baffle plate (not shown) earlier; So that magnetic conduction powder and vibration damping powder are separated in both sides, load dissimilar powder stocks again toward the baffle plate both sides separately, and then carefully detach baffle plate.Subsequently, the mixed-powder that fills is carried out the integral body compacting together, thereby obtain the stator base substrate.At last, just can obtain the transition zone shown in Fig. 2 b through oversintering heat treatment and combine composite construction stator very closely, the stator magnetic property of acquisition is good and have remarkable vibration damping, inhale the performance of making an uproar, and can be used for improving the vibration and the noise phenomenon of switched reluctance machines.
Please with reference to Fig. 3 a and Fig. 3 b; Embodiment two for the utility model; The difference of present embodiment and embodiment one is; Said magnetic conduction functional layer 1 comprises ringwise yoke 11 and a plurality of coiling tooth 12, and said yoke 11 inboards are uniformly distributed with a plurality of slots 110, and is connected with said a plurality of coiling tooth 12 plug-in mountings through said slot 110.
The stator of present embodiment, same magnetic property is good, and can vibration damping, inhale and make an uproar.
Please with reference to Fig. 4 a and Fig. 4 b, be the embodiment three of the utility model, the difference of present embodiment and embodiment one is that the magnetic conduction function sublayer 13 of head and the tail plug-in mounting connection constitutes said magnetic conduction functional layer 1 by along the circumferential direction arranging also successively; Said vibration damping inhale make an uproar 2 layers of functions also by along the circumferential direction arrange and successively the vibration damping that connects of head and the tail plug-in mounting inhale the function sublayer 21 of making an uproar and constitute.
In order to realize that plug-in mounting connects, said magnetic conduction function sublayer 13 and said vibration damping are inhaled to make an uproar and are provided with dovetail groove between the function sublayer 21 respectively.
Please with reference to Fig. 5 a and Fig. 5 b; Embodiment four for the utility model; The difference of present embodiment and embodiment one is that said vibration damping is inhaled the functional layer of making an uproar and comprised annular section 22 and following annular section 23, and the said annular section 22 of going up is provided with breach 24 with following annular section 23 correspondence positions; Said magnetic conduction functional layer 1 also comprises annular section 15 and following annular section 16, and the said annular section 15 of going up also is provided with breach with following annular section 16 correspondence positions.
Said vibration damping is inhaled the last annular section of make an uproar functional layer 2 and said magnetic conduction functional layer 1 and following annular section that said vibration damping is inhaled make an uproar functional layer 2 and said magnetic conduction functional layer 1 and is combined and form a plurality of installing holes through said breach; Said magnetic conduction functional layer 1 also comprises the coiling tooth 14 that quantity equates with said installing hole, and said coiling tooth 14 is respectively through said a plurality of installing hole installing and locating.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection range of the utility model.
Claims (5)
1. Stators for Switched Reluctance Motors, it is characterized in that: said stator is inside and outside two-layer composite, and comprises and be positioned at internal layer and magnetic conduction functional layer in the form of a ring and inhale the functional layer of making an uproar around the vibration damping of said magnetic conduction functional layer.
2. Stators for Switched Reluctance Motors as claimed in claim 1 is characterized in that: said magnetic conduction functional layer comprises ringwise yoke and a plurality of coiling tooth, and said yoke inboard is uniformly distributed with a plurality of slots, and is connected with said a plurality of coiling tooth plug-in mountings through said slot.
3. Stators for Switched Reluctance Motors as claimed in claim 1 is characterized in that: the magnetic conduction function sublayer of head and the tail plug-in mounting connection constitutes said magnetic conduction functional layer by along the circumferential direction arranging also successively; Said vibration damping inhale make an uproar functional layer also by along the circumferential direction arrange and successively the vibration damping that connects of head and the tail plug-in mounting inhale the function sublayer of making an uproar and constitute.
4. Stators for Switched Reluctance Motors as claimed in claim 3 is characterized in that: said magnetic conduction function sublayer and said vibration damping are inhaled to make an uproar and are connected through the dovetail groove plug-in mounting respectively between the function sublayer.
5. Stators for Switched Reluctance Motors as claimed in claim 1 is characterized in that: said vibration damping is inhaled the functional layer of making an uproar and is comprised annular section and following annular section, and the said annular section of going up is provided with breach with following annular section correspondence position; Said magnetic conduction functional layer also comprises annular section and following annular section, and the said annular section of going up also is provided with breach with following annular section correspondence position; The make an uproar following annular section of functional layer and said magnetic conduction functional layer of last annular section and the suction of said vibration damping that said vibration damping is inhaled make an uproar functional layer and said magnetic conduction functional layer combines and forms a plurality of installing holes through said breach; Said magnetic conduction functional layer also comprises the coiling tooth that quantity equates with said installing hole, and said coiling tooth is respectively through said a plurality of installing hole installing and locating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201943813U CN202190130U (en) | 2011-06-10 | 2011-06-10 | Switched reluctance motor stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201943813U CN202190130U (en) | 2011-06-10 | 2011-06-10 | Switched reluctance motor stator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202190130U true CN202190130U (en) | 2012-04-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201943813U Expired - Lifetime CN202190130U (en) | 2011-06-10 | 2011-06-10 | Switched reluctance motor stator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202190130U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102255466A (en) * | 2011-06-10 | 2011-11-23 | 捷和电机（深圳）有限公司 | Switch reluctance motor (SRM) stator |
| CN103545998A (en) * | 2013-10-10 | 2014-01-29 | 捷和电机制品(深圳)有限公司 | Rotor of outer rotor motor and manufacturing method of rotor |
| US10424332B2 (en) * | 2018-01-10 | 2019-09-24 | International Business Machines Corporation | Attenuating reaction forces caused by internally supported stators in brushless DC motors |
| US10424333B2 (en) * | 2018-01-10 | 2019-09-24 | International Business Machines Corporation | Attenuating reaction forces caused by externally supported stators in brushless DC motors |
-
2011
- 2011-06-10 CN CN2011201943813U patent/CN202190130U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102255466A (en) * | 2011-06-10 | 2011-11-23 | 捷和电机（深圳）有限公司 | Switch reluctance motor (SRM) stator |
| CN102255466B (en) * | 2011-06-10 | 2013-01-30 | 捷和电机（深圳）有限公司 | Switch reluctance motor (SRM) stator |
| CN103545998A (en) * | 2013-10-10 | 2014-01-29 | 捷和电机制品(深圳)有限公司 | Rotor of outer rotor motor and manufacturing method of rotor |
| CN103545998B (en) * | 2013-10-10 | 2017-01-25 | 捷和电机制品(深圳)有限公司 | Rotor of outer rotor motor and manufacturing method of rotor |
| US10424332B2 (en) * | 2018-01-10 | 2019-09-24 | International Business Machines Corporation | Attenuating reaction forces caused by internally supported stators in brushless DC motors |
| US10424333B2 (en) * | 2018-01-10 | 2019-09-24 | International Business Machines Corporation | Attenuating reaction forces caused by externally supported stators in brushless DC motors |
| US10783919B2 (en) | 2018-01-10 | 2020-09-22 | International Business Machines Corporation | Attenuating reaction forces caused by internally supported stators in brushless DC motors |
| US10789980B2 (en) | 2018-01-10 | 2020-09-29 | International Business Machines Corrporation | Attenuating reaction forces caused by externally supported stators in brushless DC motors |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JIEHE ELECTRIC MACHINE (SHENZHEN) CO., LTD. Free format text: FORMER OWNER: JIE AND ELECTRIC (SHENZHEN) CO., LTD. Effective date: 20131216 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20131216 Address after: The 518104 Ring Road in the town Guangdong city of Shenzhen province Baoan District Shajing Tang Gang Da Tang Industrial Zone No. 10 building 1-7 Patentee after: Jiehe Electric Machine (Shenzhen) Co., Ltd. Address before: The 518104 Ring Road in the town Guangdong city of Shenzhen province Baoan District Shajing Tang Gang Da Tang Industrial Zone No. 8 Building C 2 to 3 Patentee before: Chiaphua Components Group of Companies |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120411 |