CN201781337U - Modularized motor stator structure - Google Patents
Modularized motor stator structure Download PDFInfo
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- CN201781337U CN201781337U CN2010202955673U CN201020295567U CN201781337U CN 201781337 U CN201781337 U CN 201781337U CN 2010202955673 U CN2010202955673 U CN 2010202955673U CN 201020295567 U CN201020295567 U CN 201020295567U CN 201781337 U CN201781337 U CN 201781337U
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- iron core
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- stator tooth
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Abstract
The utility model relates to a modularized motor stator structure, which comprises a cylindrical or annular stator bracket and a stator tooth module, wherein grooves are uniformly distributed at the outer surface of the cylindrical stator bracket or the inner surface of the annular stator bracket, the grooves are straight grooves, and both side walls of the straight groove are provided with semicircular grooves, the stator tooth module is provided with 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, wherein both side walls of the tooth root are provided with semicircular grooves, the semicircular grooves on the tooth root are corresponding to the semicircular grooves in the straight grooves of the stator bracket, the tooth root of each stator tooth iron core is respectively arranged in the straight groove of the stator bracket, the semicircular grooves on the side wall of the tooth root and the semicircular grooves in the straight groove of the stator bracket are spliced into a circular hole, a positioning fixed pin is inserted into the circular hole, the stator tooth iron core is provided with an insulated coiling skeleton, the coil is wound on the coiling skeleton, and coils on all the stator tooth modules are connected in series or in parallel to constitute a stator winding of the motor. The utility model can effectively improve the tank full rate of the motor and reduce the manufacturing cost.
Description
Technical field
The utility model relates to a kind of modular motor stator structure, 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 modular motor stator structure that can radially insert, to improve the motor copper factor, to reduce the winding manufacturing cost.
Modular motor stator structure of the present utility model is characterized in that this structure comprises:
Cylinder or annular stator support and stator tooth module, be evenly equipped with groove at the outer surface of cylindrical stator support or the inner surface of annular stator support, its flute profile is a straight trough, and semi-circular recesses is arranged in the two side of straight trough, 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, wherein semi-circular recesses is arranged in the two side of tooth root, semi-circular recesses on the tooth root is corresponding with the semi-circular recesses in the stator support straight trough, the tooth root of each stator tooth iron core is inserted respectively in the straight trough of stator support, semi-circular recesses in semi-circular recesses on the tooth root sidewall and the stator support straight trough is combined into a circular hole, in this circular hole, be plugged with the positioning and fixing pin, the bobbin that insulation is arranged on the stator tooth iron core, coil is on bobbin, and the coil on all stator tooth modules 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.
Modular motor stator structure of the present utility model can be used for external rotor/internal stator motor or internal rotor/external stator motor.
Modular motor stator structure of the present utility model can be used for monophase machine, three phase electric machine or polyphase machine.
Modular motor 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 modular motor stator structure of the present utility model 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 that the utility model is used for external rotor/internal stator modular motor stator structure, this structure comprises: cylindrical stator support 1 and stator tooth module 2, outer surface at cylindrical stator support 1 is evenly equipped with groove, its flute profile is a straight trough, and semi-circular recesses is arranged in the two side of straight trough, 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, stator tooth iron core 5 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.Wherein semi-circular recesses is arranged in the two side of tooth root d, semi-circular recesses on the tooth root d is corresponding with the semi-circular recesses in stator support 1 straight trough, the tooth root d of each stator tooth iron core 5 inserts respectively in the straight trough of stator support 1, semi-circular recesses in semi-circular recesses on the tooth root d sidewall and stator support 1 straight trough is combined into a circular hole, in this circular hole, be plugged with positioning and fixing pin 6, utilize positioning and fixing pin 6 that stator tooth module 2 and stator support 1 are tightened to one, the bobbin 4 that insulation is arranged on stator tooth iron core 5, coil 3 is on bobbin 4, and the coil 3 on all stator tooth modules 2 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 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; Perhaps as shown in figure 13, two sides of tooth yoke c all have semi-circular recesses 13, and the 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.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.
Modular motor stator structure of the present utility model can be used for external rotor/internal stator motor or internal rotor/external stator motor.
Modular motor stator structure of the present utility model can be used for monophase machine, three phase electric machine or polyphase machine.
Modular motor 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 the uniform groove 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. modular motor stator structure is characterized in that this structure comprises:
Cylinder or annular stator support (1) and stator tooth module (2), be evenly equipped with groove at the outer surface of cylindrical stator support (1) or the inner surface of annular stator support (1), its flute profile is a straight trough, and semi-circular recesses is arranged in the two side of straight trough, 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), wherein semi-circular recesses is arranged in the two side of tooth root (d), semi-circular recesses on the tooth root (d) is corresponding with the semi-circular recesses in stator support (1) straight trough, the tooth root (d) of each stator tooth iron core (5) is inserted respectively in the straight trough of stator support (1), semi-circular recesses in semi-circular recesses on tooth root (d) sidewall and stator support (1) straight trough is combined into a circular hole, in this circular hole, be plugged with positioning and fixing pin (6), the bobbin (4) that insulation is arranged on the stator tooth iron core (5), coil (3) is on bobbin (4), and the coil (3) on all stator tooth modules (2) is in series or in parallel to form the stator winding of motor.
2. modular 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. modular 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. modular 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. modular 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. modular 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. modular 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202955673U CN201781337U (en) | 2010-08-17 | 2010-08-17 | Modularized motor stator structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202955673U CN201781337U (en) | 2010-08-17 | 2010-08-17 | Modularized motor stator structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201781337U true CN201781337U (en) | 2011-03-30 |
Family
ID=43794539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202955673U Expired - Lifetime CN201781337U (en) | 2010-08-17 | 2010-08-17 | Modularized motor stator structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201781337U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101931274A (en) * | 2010-08-17 | 2010-12-29 | 浙江大学 | Modular motor stator structure and application thereof |
| CN109038870A (en) * | 2018-08-22 | 2018-12-18 | 珠海格力电器股份有限公司 | For the iron core piece of motor, stator core and preparation method thereof, stator, motor and household electrical appliance |
-
2010
- 2010-08-17 CN CN2010202955673U patent/CN201781337U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101931274A (en) * | 2010-08-17 | 2010-12-29 | 浙江大学 | Modular motor stator structure and application thereof |
| CN109038870A (en) * | 2018-08-22 | 2018-12-18 | 珠海格力电器股份有限公司 | For the iron core piece of motor, stator core and preparation method thereof, stator, motor and household electrical appliance |
| CN109038870B (en) * | 2018-08-22 | 2019-12-06 | 珠海格力电器股份有限公司 | Iron core splicing block for motor, stator iron core and manufacturing method thereof, stator, motor and household appliance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110330 Effective date of abandoning: 20120523 |