CN101951041A - Modularized combined motor stator structure and application thereof - Google Patents
Modularized combined motor stator structure and application thereof Download PDFInfo
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- CN101951041A CN101951041A CN 201010256115 CN201010256115A CN101951041A CN 101951041 A CN101951041 A CN 101951041A CN 201010256115 CN201010256115 CN 201010256115 CN 201010256115 A CN201010256115 A CN 201010256115A CN 101951041 A CN101951041 A CN 101951041A
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 48
- 238000004804 winding Methods 0.000 claims abstract description 11
- 238000004080 punching Methods 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 230000004907 flux Effects 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 239000011343 solid material Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 238000003475 lamination Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000010030 laminating Methods 0.000 abstract 1
- 210000000332 tooth crown Anatomy 0.000 abstract 1
- 210000000515 tooth Anatomy 0.000 description 30
- 238000010586 diagram Methods 0.000 description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 229910000976 Electrical steel Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 201000011180 Dental Pulp Calcification Diseases 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000036244 malformation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The invention discloses a modularized combined motor stator structure which comprises a cylindrical or annular stator bracket and stator tooth iron cores, wherein T-shaped grooves the bottom parts of which are wide and the opening parts of which are narrow are uniformly distributed on the outer surface of the cylindrical stator bracket or the inner surface of the annular stator bracket; each stator tooth iron core is formed by laminating and fastening stator tooth punching sheets; each stator tooth iron core comprises a tooth crown, a tooth body, a tooth yoke and a tooth root; the tooth root of each stator tooth iron core is respectively arranged in each groove of the stator bracket; the shape of each tooth root is matched with the shape of each T-shaped groove of the stator bracket; all the stator tooth iron cores are fixed with the stator bracket into a whole by utilizing fasteners which pass through the upper through holes of tooth roots and the upper through holes of annular press plates positioned at the two ends of the stator bracket; the stator tooth iron cores installed on the stator bracket are sequentially wound with coils alternately; an insulated winding frame is arranged between each coil and each stator tooth iron core; and the coils on all the stator tooth iron cores are connected in series or in parallel to form a stator winding of a motor. The invention can effectively improve the space factor of the motor and reduce the manufacturing cost.
Description
Technical field
The present invention relates to a kind of modularized combination type motor stator structure, belong to technical field of motors.
Background technology
Traditional motor, owing to limited by channel opening, internal rotor/external stator motor particularly, the direct coiling of winding or rule all compare difficult, and copper factor is low, the manufacturing cost height.(U.S. Patent number: US20090302694) proposed a kind of the motor external stator to be disassembled into several denticles, winding that coiling in advance is good and insulating barrier are inserted in stator tooth to existing direct winding technology patent together, and then stator tooth is combined into an integral body; Though can reach the purpose that improves the motor copper factor like this, this structure is only applicable to internal rotor/outer stator structure; In external rotor/internal stator structure, the stator structure that assembly unit like this obtains can fall apart because of the effect of motor radial pull.(U.S. Patent number: also be stator to be inserted separate into several monodentates US7166949), wind coil earlier on single tooth, the engagement by adjacent two tooth yoke portions obtains stator integral body to patent again.Patent CN1476144 disassembles into stator body and several tooth bodies with stator, and tooth body and stator body adopt straight trough shape and alignment pin or tenon to closely cooperate and obtain an integral body.Though can improve the motor copper factor like this, but adjacent stators tooth module adopts and is connected with a joggle, and is because the stator tooth module all is to be formed by silicon steel plate packing, higher to the requirement on machining accuracy of silicon steel sheet, usually need advanced process equipments such as high velocity ram machine, otherwise be difficult to reach the required precision of assembling.Patent (the patent No.: ZL200620020255.5) stator is disassembled into several monodentates, also adopt between the adjacent stators tooth and be connected with a joggle, and lean on adjacent stators tooth intermodule welding, screw rod is fastening and be connected with a joggle and guarantee location and intensity, equally machining accuracy is had higher requirements, and radial strength is limited, and malformation may appear in this structure when particularly radial load was very big.In addition, the motor windings every the tooth coiling has higher copper factor and fault-tolerance.
Summary of the invention
The modularized combination type motor stator structure that the purpose of this invention is to provide a kind of high fault tolerance, with raising motor copper factor, reduction winding manufacturing cost, and the fault-tolerance of raising motor.
Modularized combination type motor stator structure of the present invention comprises:
Cylinder or annular stator support and stator tooth iron core, it is wide to be evenly equipped with the bottom at the inner surface of the outer surface of cylindrical stator support or annular stator support, the T-shape groove that opening part is narrow, the stator tooth iron core is by fastening the forming of the folded system of stator tooth punching, the stator tooth iron core comprises crown, the tooth body, tooth yoke and tooth root, the tooth root of each stator tooth iron core is inserted respectively in the groove of stator support, the T-shape groove shapes of the shape of tooth root and stator support matches, and all stator tooths are unshakable in one's determination to utilize the securing member and the stator support of through hole on the annular pressing plate that passes through through hole on the tooth root and be positioned at the stator support two ends to be fixed into an integral body.Be installed in the alternate successively coil that is wound with of stator tooth iron core on the stator support, be provided with the bobbin of insulation between coil and stator tooth iron core, the coil on all stator tooth iron cores is in series or in parallel to form the stator winding of motor.
Above-mentioned stator support can be solid material or is pressed into by lamination stack.
Modularized combination type motor stator structure of the present invention can be used for external rotor/internal stator motor or internal rotor/external stator motor.
Modularized combination type motor stator structure of the present invention can be used for monophase machine, three phase electric machine or polyphase machine.
Modularized combination type motor stator structure of the present invention can be used for face and paste formula magneto, built-in permanent magnetic motor, interpolation type magneto, switched reluctance machines, magnetic linkage reverse motors or permanent-magnetic-switch flux linkage motor.
Beneficial effect of the present invention
Adopt the modularized combination type motor stator structure can effectively improve groove wire embedding degree, reduce the winding manufacturing cost, help improving the fault-tolerance of motor.
Description of drawings
Fig. 1 is the stator structure schematic diagram that is used for external rotor/internal stator motor of the present invention.
Fig. 2 is a stator tooth of the present invention schematic diagram unshakable in one's determination.
Fig. 3 is second kind of stator tooth of the present invention schematic diagram unshakable in one's determination.
Fig. 4 is the third stator tooth of the present invention schematic diagram unshakable in one's determination.
Fig. 5 is the stator structure schematic diagram that is used for internal rotor/external stator motor of the present invention.
Fig. 6 is the magnetic linkage reverse motors schematic diagram that is used for of the present invention.
Fig. 7 is the permanent-magnetic-switch flux linkage motor schematic diagram that is used for of the present invention.
Fig. 8 is that the tooth yoke projection of stator tooth iron core is half rectangle schematic diagram.
Fig. 9 is that the tooth yoke projection of stator tooth iron core is semicircle schematic diagram.
Figure 10 is that the tooth yoke projection of stator tooth iron core is half triangle schematic diagram.
Figure 11 is that the tooth yoke projection of stator tooth iron core is short lines-semicircle-short lines schematic diagram.
Figure 12 is that the tooth yoke projection of stator tooth iron core is short lines-triangle-short lines schematic diagram.
Figure 13 is that the tooth yoke dual-side of stator tooth iron core is the semi-circular recesses schematic diagram.
Embodiment
The present invention of being shown in Figure 1 is used for the modularized combination type stator structure of external rotor/internal stator motor, this structure comprises: cylindrical stator support 1 and stator tooth iron core 5, it is wide to be evenly equipped with the bottom at the outer surface of cylindrical stator support 1, the T-shape groove that opening part is narrow, the stator tooth iron core as shown in Figure 2, comprise crown a, tooth body b, tooth yoke c and tooth root d, stator tooth iron core 5 is by fastening the forming of the folded system of stator tooth punching, in the illustrated example, through hole 5-1 is arranged on the crown a, on the tooth yoke c through hole 5-2 is arranged, stator tooth iron core 5 is by passing through fastening the forming of securing member that last through hole 5-1 of stator tooth punching crown a and tooth yoke c go up through hole 5-2; Perhaps stator tooth iron core 5 also can be formed admittedly by the riveting fastening on crown, the tooth yoke.The tooth root d of each stator tooth iron core 5 inserts respectively in the groove of stator support 1, the T-shape groove shapes of the shape of tooth root d and stator support 1 matches, and all stator tooths unshakable in one's determination 5 utilize securing member and the stator support 1 of through hole 6-1 on the annular pressing plate 6 that passes through the last through hole 5-3 of tooth root d and be positioned at stator support 1 two ends to be fixed into an integral body.Be installed in the alternate successively coil 3 that is wound with of stator tooth iron core 5 on the stator support 1, be provided with the bobbin 4 of insulation between coil 3 and stator tooth iron core, the coil 3 on all stator tooth iron cores 5 is in series or in parallel to form the stator winding of motor.Stator support 1 can be the solid material of magnetic conduction, as ordinary steel; Can be non-magnetic solid material also, as stainless steel; Perhaps also can be pressed into by lamination stack.
In the legend, two sides of tooth yoke c are the plane, and perhaps tooth yoke c side has projection 15, and another side has the groove 16 that matches with the projection shape, and the tooth yoke c side of adjacent two stator tooth iron cores 5 is meshing with each other; Tooth yoke c projection 15 can be half rectangle as shown in Figure 8; Or as shown in Figure 9, be semicircle; Or as shown in figure 10, be half triangle schematic diagram; Or as shown in figure 11, be short lines-semicircle-short lines; Or as shown in figure 12, be short lines-triangle-short lines; Perhaps also can be as shown in figure 13, two sides of tooth yoke c all have semi-circular recesses 13, and the tooth yoke side of adjacent two stator tooth iron cores is combined into a through hole, and through hole is plugged with alignment pin 14.Make between the adjacent teeth yoke contact-making surface and leave as far as possible little gap, can not increase much with the magnetic resistance that guarantees magnetic circuit.
Modularized combination type motor stator structure of the present invention can be used for external rotor/internal stator motor or internal rotor/external stator motor.
Modularized combination type motor stator structure of the present invention can be used for monophase machine, three phase electric machine or polyphase machine.
Modularized combination type motor stator structure of the present invention can be used for face and pastes formula magneto, built-in permanent magnetic motor, interpolation type magneto, switched reluctance machines, magnetic linkage reverse motors or permanent-magnetic-switch flux linkage motor.
The present invention is used for internal rotor/external stator motor, and stator structure as shown in Figure 5.The difference of this kind situation and external rotor/internal stator motor is the T-shape groove wide in the uniform bottom of the inner surface of annular stator support 1, that opening part is narrow.
The present invention is used for magnetic linkage reverse motors (see figure 6), stator core as shown in Figure 3, magnet steel is posted to 10 in the crown a surface of each stator tooth iron core 5.
The present invention is used for the permanent-magnetic-switch flux linkage motor (see figure 7), stator core as shown in Figure 4, each stator tooth iron core 5 is formed by the folded system of symmetrical two halves stator tooth punching, and accompanies magnet steel 11 between the punching of two halves stator tooth.
Claims (10)
1. modularized combination type motor stator structure is characterized in that this structure comprises:
Cylinder or annular stator support (1) and stator tooth iron core (5), it is wide to be evenly equipped with the bottom at the inner surface of the outer surface of cylindrical stator support (1) or annular stator support (1), the T-shape groove that opening part is narrow, stator tooth iron core (5) is by fastening the forming of the folded system of stator tooth punching, stator tooth iron core (5) comprises crown (a), tooth body (b), tooth yoke (c) and tooth root (d), the tooth root (d) of each stator tooth iron core (5) is inserted respectively in the groove of stator support (1), the T-shape groove shapes of the shape of tooth root (d) and stator support (1) matches, and the utilization of all stator tooth iron cores (5) is passed through securing member and the stator support (1) that tooth root (d) goes up through hole (5-3) and be positioned at the last through hole (6-1) of annular pressing plate (6) at stator support (1) two ends and is fixed into an integral body.Be installed in the alternate successively coil (3) that is wound with of stator tooth iron core (5) on the stator support (1), be provided with the bobbin (4) of insulation between coil (3) and stator tooth iron core, the coil (3) on all stator tooth iron cores (5) is in series or in parallel to form the stator winding of motor.
2. modularized combination type motor stator structure according to claim 1 is characterized in that: magnet steel is posted to (10) in crown (a) surface of each stator tooth iron core (5).
3. modularized combination type motor stator structure according to claim 1 is characterized in that: stator tooth iron core (5) is formed by the folded system of symmetrical two halves stator tooth punching, and accompanies magnet steel (11) between the punching of two halves stator tooth.
4. modularized combination type motor stator structure according to claim 1 is characterized in that: stator support (1) is solid material or is pressed into by lamination stack.
5. modularized combination type motor stator structure according to claim 1 is characterized in that: stator tooth iron core (5) is by passing through fastening the forming of securing member that last through hole (5-1) of stator tooth punching crown (a) and tooth yoke (c) are gone up through hole (5-2); Perhaps stator tooth iron core (5) is formed admittedly by the riveting fastening on crown, the tooth yoke.
6. modularized combination type motor stator structure according to claim 1 is characterized in that: two sides of tooth yoke (c) are the plane; Perhaps a side has projection (15), and another side has the groove (16) that matches with the projection shape, and tooth yoke (c) side of adjacent two stator tooth iron cores (5) is meshing with each other; Perhaps two sides all have semi-circular recesses (13), and tooth yoke (c) side of adjacent two stator tooth iron cores (5) is combined into a through hole, and through hole is plugged with alignment pin (14).
7. modularized combination type motor stator structure according to claim 6 is characterized in that: tooth yoke (c) side projection (15) is semicircle, half rectangle, triangle, short lines-semicircle-short lines or short lines-triangle-short lines.
8. the application of the described modularized combination type motor stator structure of claim 1 is characterized in that: this structure is used for external rotor/internal stator motor or internal rotor/external stator motor.
9. the application of the described modularized combination type motor stator structure of claim 1, it is characterized in that: this structure is used for monophase machine, three phase electric machine or polyphase machine.
10. the application of the described modularized combination type motor stator structure of claim 1 is characterized in that: this structure is used for face and pastes formula magneto, built-in permanent magnetic motor, interpolation type magneto, switched reluctance machines, magnetic linkage reverse motors or permanent-magnetic-switch flux linkage motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010256115 CN101951041A (en) | 2010-08-17 | 2010-08-17 | Modularized combined motor stator structure and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010256115 CN101951041A (en) | 2010-08-17 | 2010-08-17 | Modularized combined motor stator structure and application thereof |
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| Publication Number | Publication Date |
|---|---|
| CN101951041A true CN101951041A (en) | 2011-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010256115 Pending CN101951041A (en) | 2010-08-17 | 2010-08-17 | Modularized combined motor stator structure and application thereof |
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| Country | Link |
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| CN (1) | CN101951041A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102290882A (en) * | 2011-08-22 | 2011-12-21 | 浙江泰达微电机有限公司 | Stator punching sheet of motor of draught fan |
| CN103078435A (en) * | 2012-12-25 | 2013-05-01 | 湖州太平微特电机有限公司 | Ultra-thin servomotor for elevator door motor |
| CN104685768A (en) * | 2012-09-24 | 2015-06-03 | 阿莫泰克有限公司 | Single rotor-type motor |
| WO2015196432A1 (en) * | 2014-06-26 | 2015-12-30 | 广东威灵电机制造有限公司 | Motor stator and motor provided with same |
| CN109313043A (en) * | 2016-06-14 | 2019-02-05 | 拉普兰塔理工大学 | Position sensor |
| TWI723493B (en) * | 2019-08-14 | 2021-04-01 | 財團法人工業技術研究院 | Combined motor stator |
| CN114337037A (en) * | 2021-12-31 | 2022-04-12 | 华中科技大学 | Modular annular winding motor and stator assembly method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1274979A (en) * | 1999-05-21 | 2000-11-29 | 许俊甫 | Outer-rotor motor with high efficiency, high torque and powerful support |
| CN2440285Y (en) * | 2000-08-11 | 2001-07-25 | 张安欣 | Motor without commutator |
| CN2888726Y (en) * | 2006-02-24 | 2007-04-11 | 哈尔滨工业大学 | PM motor with plug-in internal stator |
| CN101197510A (en) * | 2006-12-06 | 2008-06-11 | 苏州扬名机电有限公司 | Single salient pole permanent magnetic paster bias magnetic motor scheme |
| CN101552526A (en) * | 2009-05-14 | 2009-10-07 | 浙江大学 | A magnetic field enhancement type permanent magnet switch magnetic linkage motor |
| CN201781336U (en) * | 2010-08-17 | 2011-03-30 | 浙江大学 | Modularized combined type motor stator structure |
-
2010
- 2010-08-17 CN CN 201010256115 patent/CN101951041A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1274979A (en) * | 1999-05-21 | 2000-11-29 | 许俊甫 | Outer-rotor motor with high efficiency, high torque and powerful support |
| CN2440285Y (en) * | 2000-08-11 | 2001-07-25 | 张安欣 | Motor without commutator |
| CN2888726Y (en) * | 2006-02-24 | 2007-04-11 | 哈尔滨工业大学 | PM motor with plug-in internal stator |
| CN101197510A (en) * | 2006-12-06 | 2008-06-11 | 苏州扬名机电有限公司 | Single salient pole permanent magnetic paster bias magnetic motor scheme |
| CN101552526A (en) * | 2009-05-14 | 2009-10-07 | 浙江大学 | A magnetic field enhancement type permanent magnet switch magnetic linkage motor |
| CN201781336U (en) * | 2010-08-17 | 2011-03-30 | 浙江大学 | Modularized combined type motor stator structure |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102290882A (en) * | 2011-08-22 | 2011-12-21 | 浙江泰达微电机有限公司 | Stator punching sheet of motor of draught fan |
| CN104685768A (en) * | 2012-09-24 | 2015-06-03 | 阿莫泰克有限公司 | Single rotor-type motor |
| CN103078435A (en) * | 2012-12-25 | 2013-05-01 | 湖州太平微特电机有限公司 | Ultra-thin servomotor for elevator door motor |
| CN103078435B (en) * | 2012-12-25 | 2016-02-10 | 湖州太平微特电机有限公司 | Be applicable to the ultra-thin servo electromotor of elevator door-motor |
| WO2015196432A1 (en) * | 2014-06-26 | 2015-12-30 | 广东威灵电机制造有限公司 | Motor stator and motor provided with same |
| CN109313043A (en) * | 2016-06-14 | 2019-02-05 | 拉普兰塔理工大学 | Position sensor |
| US11221235B2 (en) | 2016-06-14 | 2022-01-11 | Lappeenrannan Teknillinen Yliopisto | Position sensor |
| TWI723493B (en) * | 2019-08-14 | 2021-04-01 | 財團法人工業技術研究院 | Combined motor stator |
| US11245293B2 (en) | 2019-08-14 | 2022-02-08 | Industrial Technology Research Institute | Motor stator with dovetail or rectangular mount structure and stator teeth airgap width ratio |
| CN114337037A (en) * | 2021-12-31 | 2022-04-12 | 华中科技大学 | Modular annular winding motor and stator assembly method thereof |
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Application publication date: 20110119 |