CN201781335U - Modular combined stator structure of motor - Google Patents
Modular combined stator structure of motor Download PDFInfo
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- CN201781335U CN201781335U CN2010202955531U CN201020295553U CN201781335U CN 201781335 U CN201781335 U CN 201781335U CN 2010202955531 U CN2010202955531 U CN 2010202955531U CN 201020295553 U CN201020295553 U CN 201020295553U CN 201781335 U CN201781335 U CN 201781335U
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- iron core
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Abstract
The utility model discloses a modular combined stator structure of a motor, which comprises a cylindrical or circular stator support and stator tooth modules; grooves with wide bottoms and narrow openings are evenly distributed on the cylindrical outer surface or the circular inner surface; the number of the stator tooth modules is the same as that of the grooves; each stator tooth module comprises a stator tooth iron core and a coil; the stator tooth iron core comprises a tooth crown, a tooth body, a tooth yoke and a tooth root; the tooth roots of all the stator tooth iron cores are respectively put into the grooves of the stator support; the shape of the tooth root is matched with that of the grooves of the stator support; an insulated winding framework is arranged on the stator tooth iron core; the coil is wound on the winding framework; the coils on all the stator tooth modules are in series or in parallel connected to form a stator winding of the motor; and all the stator tooth modules are fixed into a whole with the stator support through fastening parts penetrating through holes on the tooth roots of the stator tooth iron cores and through holes on annular pressure plates positioned at both ends of the stator support. The slot fullness of the motor can be effectively improved, and the manufacturing cost can be reduced.
Description
Technical field
The utility model relates to a kind of modularized combination type stator structure of motor, belongs 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.
Summary of the invention
The purpose of this utility model provides a kind of modularized combination type stator structure of motor, to improve the motor copper factor, to reduce the winding manufacturing cost.
The modularized combination type stator structure of motor of the present utility model comprises: cylinder or annular stator support and stator tooth module, 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 number of stator tooth module is identical with the groove number of stator support, the stator tooth module has stator tooth iron core and coil, 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, the stator tooth iron core is provided with the bobbin of insulation, coil is on bobbin, coil on all stator tooth modules is in series or in parallel to form the stator winding of motor, and securing member and stator support that all stator tooth module utilizations are passed through through hole on the stator tooth tooth root unshakable in one's determination and are positioned at through hole on the annular pressing plate at stator support two ends are fixed into an integral body.
Above-mentioned stator support can be solid material or is pressed into by lamination stack.
Motor module combined stator structure of the present utility model can be used for external rotor/internal stator motor or internal rotor/external stator motor.
Motor module combined stator structure of the present utility model can be used for monophase machine, three phase electric machine or polyphase machine.
Motor module combined stator structure of the present utility model 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.
The beneficial effects of the utility model
Adopt the modularized combination type stator structure can effectively improve groove wire embedding degree, reduce the winding manufacturing cost, particularly under the condition that does not adopt expensive high-precision processing equipment, realize above-mentioned effect.
Description of drawings
Fig. 1 is the stator structure schematic diagram that is used for external rotor/internal stator motor of the present utility model.
Fig. 2 is a stator tooth of the present utility model schematic diagram unshakable in one's determination.
Fig. 3 is second kind of stator tooth of the present utility model schematic diagram unshakable in one's determination.
Fig. 4 is the third stator tooth of the present utility model 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 utility model.
Fig. 6 is the magnetic linkage reverse motors schematic diagram that is used for of the present utility model.
Fig. 7 is the permanent-magnetic-switch flux linkage motor schematic diagram that is used for of the present utility model.
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
Shown in Figure 1 is the modularized combination type stator structure that the utility model is used for external rotor/internal stator motor, this structure comprises: cylindrical stator support 1 and stator tooth module 2, 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 number of stator tooth module 2 is identical with the groove number of stator support 1, stator tooth module 2 has stator tooth unshakable in one's determination 5 and coil 3, 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, 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, stator tooth iron core 5 is provided with the bobbin 4 of insulation, coil 3 is on bobbin 4, coil 3 on all stator tooth modules 2 is in series or in parallel to form the stator winding of motor, and all stator tooth modules 2 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 stator tooth tooth root d unshakable in one's determination and be positioned at stator support 1 two ends to be fixed into an integral body.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 projection 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; Tooth yoke c or 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, plant alignment pin 14 in through hole.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.
Motor module combined stator structure of the present utility model can be used for external rotor/internal stator motor or internal rotor/external stator motor.
Motor module combined stator structure of the present utility model can be used for monophase machine, three phase electric machine or polyphase machine.
Motor module combined stator structure of the present utility model 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 utility model 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, at uniform several the T-shape grooves that bottom is wide, opening part is narrow of the inner surface of annular stator support 1.
The utility model 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 utility model 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 (7)
1. the modularized combination type stator structure of a motor is characterized in that this structure comprises:
Cylinder or annular stator support (1) and stator tooth module (2), 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, the number of stator tooth module (2) is identical with the groove number of stator support (1), stator tooth module (2) has stator tooth iron core (5) and coil (3), 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, stator tooth iron core (5) is provided with the bobbin (4) of insulation, coil (3) is on bobbin (4), coil (3) on all stator tooth modules (2) is in series or in parallel to form the stator winding of motor, and the utilization of all stator tooth modules (2) is passed through securing member and the stator support (1) that stator tooth tooth root unshakable in one's determination (d) goes up through hole (5-3) and be positioned at through hole (6-1) on the annular pressing plate (6) at stator support (1) two ends and is fixed into an integral body.
2. motor module combined 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. motor module combined 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. motor module combined stator structure according to claim 1 is characterized in that: stator support (1) is solid material or is pressed into by lamination stack.
5. motor module combined 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. motor module combined stator structure according to claim 1 is characterized in that: two sides of tooth yoke (c) are the plane; Perhaps a side of tooth yoke (c) 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 of tooth yoke (c) 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, is plugged with alignment pin (14) in the through hole.
7. motor module combined stator structure according to claim 6 is characterized in that: the projection (15) of tooth yoke (c) side is semicircle, half rectangle, triangle, short lines-semicircle-short lines or short lines-triangle-short lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202955531U CN201781335U (en) | 2010-08-17 | 2010-08-17 | Modular combined stator structure of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202955531U CN201781335U (en) | 2010-08-17 | 2010-08-17 | Modular combined stator structure of motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201781335U true CN201781335U (en) | 2011-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202955531U Expired - Fee Related CN201781335U (en) | 2010-08-17 | 2010-08-17 | Modular combined stator structure of motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201781335U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101944782A (en) * | 2010-08-17 | 2011-01-12 | 浙江大学 | Modularized combination type stator structure of motor and application thereof |
| CN104638783A (en) * | 2013-11-08 | 2015-05-20 | 珠海格力节能环保制冷技术研究中心有限公司 | Stator structure and motor |
| CN109599958A (en) * | 2018-12-20 | 2019-04-09 | 江苏大学 | A kind of high reliability, high power density novel permanent-magnet motor |
| CN110832742A (en) * | 2017-07-10 | 2020-02-21 | 三菱电机株式会社 | Stator and method for manufacturing stator |
-
2010
- 2010-08-17 CN CN2010202955531U patent/CN201781335U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101944782A (en) * | 2010-08-17 | 2011-01-12 | 浙江大学 | Modularized combination type stator structure of motor and application thereof |
| CN104638783A (en) * | 2013-11-08 | 2015-05-20 | 珠海格力节能环保制冷技术研究中心有限公司 | Stator structure and motor |
| CN110832742A (en) * | 2017-07-10 | 2020-02-21 | 三菱电机株式会社 | Stator and method for manufacturing stator |
| CN110832742B (en) * | 2017-07-10 | 2021-07-02 | 三菱电机株式会社 | Stator and method for manufacturing stator |
| CN109599958A (en) * | 2018-12-20 | 2019-04-09 | 江苏大学 | A kind of high reliability, high power density novel permanent-magnet motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110330 Termination date: 20130817 |