CN202309250U - Modular motor stator - Google Patents
Modular motor stator Download PDFInfo
- Publication number
- CN202309250U CN202309250U CN2011204117340U CN201120411734U CN202309250U CN 202309250 U CN202309250 U CN 202309250U CN 2011204117340 U CN2011204117340 U CN 2011204117340U CN 201120411734 U CN201120411734 U CN 201120411734U CN 202309250 U CN202309250 U CN 202309250U
- Authority
- CN
- China
- Prior art keywords
- stator
- tooth
- iron core
- stator tooth
- support
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 69
- 210000000332 tooth crown Anatomy 0.000 claims abstract description 6
- 238000004080 punching Methods 0.000 claims description 21
- 238000004804 winding Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- 239000011343 solid material Substances 0.000 claims description 4
- 230000000994 depressogenic effect Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 8
- 229910052802 copper Inorganic materials 0.000 description 8
- 239000010949 copper Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 5
- 229910000976 Electrical steel Inorganic materials 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 201000011180 Dental Pulp Calcification Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000036244 malformation Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Landscapes
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model discloses a modularized motor stator, which comprises a stator tooth module, a stator bracket and a coil, wherein the stator tooth module comprises a main stator tooth iron core and an attached stator tooth iron core, and the main stator tooth iron core and the attached stator tooth iron core have the same structure and are composed of a tooth crown, a tooth body and a tooth yoke; the main stator tooth iron cores are uniformly distributed on the inner surface of the stator support and are integrally formed with the stator support; the auxiliary stator tooth iron cores are superposed on the upper side or/and the lower side of the main stator tooth iron cores on the stator support to form a stator support of a plurality of groups of stator tooth modules in different forms, inner arc spaces among the main stator tooth iron cores on the plurality of groups of stator supports can be superposed in a staggered manner to be matched with auxiliary stator tooth iron cores on other stator supports, and the inner arc surfaces of the stator supports are correspondingly matched with the tooth crown fan-shaped end surfaces of the auxiliary stator tooth iron cores on other stator supports; the adjacent ends of the tooth crowns of the adjacent stator tooth modules on the stator support in staggered overlapping fit are provided with convex parts and concave parts which are mutually connected on the corresponding adjacent tooth crowns.
Description
[technical field]
The utility model relates to motor stator structure, relates in particular to a kind of modularized motor stator.
[background technology]
At present, the stator core of most of motors, as shown in Figure 1; Comprise iron core and stator coil winding c; Its iron core comprises a of yoke portion of annular, and a of yoke portion inwall is extruded with several b of tooth portion that is radial arrangement, and coil windings c is embedded into teeth groove h the inside successively on the g of tooth root portion.Coiling for ease; Iron core is often flexibly connected by a plurality of elementary cell d and forms; Each elementary cell d comprises back f and the b of tooth portion, forms interconnective joint portion e between the back f of two adjacent elementary cell d, relies on joint portion e to make each elementary cell d surround ring-type.The motor stator of this monolithic construction adopts the stator punching sheet of the whole circle of some directly to be overrided to form, if when the stator copper factor is higher, the coiling pin can't pass through, and be difficult to roll off the production line; Owing to receive restriction, the particularly internal rotor/external stator motor of channel opening, the direct coiling of winding or rule all compare difficulty, and copper factor is low simultaneously, and manufacturing cost is high.
And existing direct winding technology; Adopt mostly the motor external stator is disassembled into several denticles; Winding that coiling in advance is good and insulating barrier are inserted in stator tooth 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.The technology that also has is disassembled into several monodentates to stator, on single tooth, winds coil earlier, and the engagement through adjacent two tooth yoke portions obtains stator integral body 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; Separated between each tooth in the sub-punching of a delineation soon, left and right sides silicon steel sheet fracture is meshing with each other, and laminates at last; Left and right sides silicon steel sheet forms the stator of a closed-loop at last through the hinge-coupled that the engagement place forms; Though the stator of this pattern has solved the high problem that rolls off the production line of stator copper factor; But 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, need advanced process equipments such as high velocity ram machine usually; Otherwise be difficult to reach the required precision of assembling; And radial strength is limited, and stator circularity is difficult to guarantee that malformation may appear in this structure when particularly radial load was very big.
[utility model content]
The utility model provides a kind of simple in structure, convenient processing and manufacture, and each winding can separately wind the line, change easily single winding, improves the modularized motor stator of motor copper factor, reduction winding manufacturing cost.
In order to realize the foregoing invention purpose, the technical scheme that the utility model adopts is:
The modularized motor stator; Comprise stator tooth module, stator support and coil; Said stator tooth module comprise main stator tooth iron core with can with the stack assembling of main stator tooth iron core attach the stator tooth iron core, main stator tooth iron core is with to attach the stator tooth core structure identical and by crown, tooth body and tooth yoke composition; Said main stator tooth iron core is distributed on the inner surface of stator support and one-body molded with it, and the top of said main stator tooth iron core crown is connected with the inner surface one of stator support; Said attach the stator tooth iron core be superimposed upon main stator tooth iron core on the stator support upside or and downside constitute the stator supports of the multi-form stator tooth module of many groups; But the stator tooth iron cores that attach with on other stator supports of the arc space staggered superposition on many group stator supports between the main stator tooth iron core match, the intrados of stator support corresponding with other stator supports on attach the stator tooth iron core the fan-shaped end face of crown match; The crown abutting end of adjacent stators tooth module on the stator support that staggered superposition cooperates, corresponding adjacent teeth is labeled and is provided with protuberance and the recess that adjacent stators tooth module is connected each other; The bobbin that insulation is arranged on the stator tooth module of said stator support; Coil is around respectively on the bobbin of stator tooth module on the multi-form stator support of many groups; The multi-form stator support stratiform staggered superposition of many groups cooperates, and the coil on all stator tooth modules is in series or in parallel to form the stator winding of motor.
Intrados on the said stator support between the main stator tooth iron core is provided with the lug boss that stretches into the arc space, and the corresponding crown top that attaches the stator tooth iron core is provided with and the spacing groove that cooperates in convex arc section.
Protuberance that said adjacent stators tooth module crown is connected each other and recess are respectively recessed teeth groove that is depressed in crown limit end and the double wedge that protrudes from crown limit end; Protuberance that cooperatively interacts and recess also can be semicircle, half rectangle, leg-of-mutton respective outer side edges.
The support outer rim that said stator support lug boss is corresponding offers is convenient to the groove that is located by connecting that the multi-form stator support stratiform staggered superposition of many groups cooperates, and connects through will organize multi-form stator support to the welding of the groove that is located by connecting more; Also can on the multi-form stator support of many groups, offer through hole, connect through rivet, screw.
Said integrated stator support and main stator tooth iron core laminate by solid material or by punching and process.
Said attach the stator tooth iron core by solid material or laminated by punching and to process.
Said stator support is an annular.
Because stator can and attach two kinds of punchings of stator tooth core stamping and form by integrated stator support and main stator tooth core stamping; The shape of integrated stator support and main stator tooth core stamping is to decide according to the total number of teeth of stator; One group of multi-form stator support can be made up of one or more punchings, does not have adjacent tooth as long as guarantee in all annular punchings; And attach the stator tooth core stamping is not to be with annular, and incision position matches through indent and male part branch with integrated stator support and main stator tooth core stamping.Laminate through integrated stator support and main stator tooth core stamping, can form the ring assembly of stator, attach the stator tooth core stamping and laminate and to form the tooth parts; The tooth parts be superimposed upon the ring assembly upside or and downside constitute the multi-form stator tooth modules of many groups, for example: stator tooth modular assembly A, ring assembly in the upper end, the tooth parts is in the lower end; Stator tooth modular assembly B, ring assembly laminate in ring assembly top and bottom respectively at middle, tooth parts; Stator tooth modular assembly C, ring assembly in the lower end, the tooth parts is in the upper end.During assembling, according to the number of teeth difference of stator, stator can be made up of two or more combine components, is 6 teeth such as the stator number of teeth, and then minimum can be that two combine components are formed (being made up of stator tooth modular assembly A and stator tooth modular assembly C type); The number of teeth is 9 teeth, then minimum can the composition for three combine components; With each combine component stratiform staggered superposition, and the indent through attaching stator tooth core stamping and punching place of stator support annular and male part phase-splitting cooperate and assemble, and through welding or rivet, screw attachment that combine component is fastening.
The beneficial effect of the utility model is:
Existing stator since between tooth and the tooth gap little, when coiling, the coiling pin be not easy through; Be difficult to coiling, when particularly copper factor was higher, the coiling pin almost can't wind the line; So directly limiting the raising of groove wire embedding degree, motor properties also can't further improve, and the utility model cooperates through the multi-form stator support stratiform staggered superposition of many groups; Separately coiling of each winding with motor stator tooth module and stator support composition; Improve the winding mode of motor, improve the high copper factor of motor, reduce coiling yarn rate; Simultaneously with the separately coiling of each winding of motor,, can effectively practice thrift cost when only need scrap this bundle of replacing, and all not scrapping when unusual appears in certain binding; In addition, existing stator is owing to each group coil links to each other, if certain group coil yarn or other reason are defective; Then all coilings all will have been torn recoil open, and the cost waste is bigger, and the utility model is organized certain group coil of multi-form stator support when defective more; Only need to change and to organize coil; Other can be motionless, practices thrift cost, and it is convenient to change.
[description of drawings]
Fig. 1 is the structural representation of existing motor stator;
Fig. 2 is the stereogram of the utility model motor stator;
Fig. 3 is the front view of the utility model motor stator;
Fig. 4 is the front view of the utility model stator support and main stator tooth iron core;
Fig. 5 is the stereogram of the utility model stator support and main stator tooth iron core;
Fig. 6 is that the master that the utility model attaches the stator tooth iron core looks enlarged drawing;
Fig. 7 is the stereo amplification figure that the utility model attaches the stator tooth iron core;
Fig. 8 is that the utility model is in abutting connection with the assembling enlarged drawing that attaches the stator tooth iron core;
Fig. 9 is the stereogram of the utility model stator tooth modular assembly A;
Figure 10 is the front view of the utility model stator tooth modular assembly A;
Figure 11 is the end view of the utility model stator tooth modular assembly A;
Figure 12 is the stereogram of the utility model stator tooth modular assembly B;
Figure 13 is the front view of the utility model stator tooth modular assembly B;
Figure 14 is the end view of the utility model stator tooth modular assembly B;
Figure 15 is the stereogram of the utility model stator tooth modular assembly C;
Figure 16 is the front view of the utility model stator tooth modular assembly C;
Figure 17 is the end view of the utility model stator tooth modular assembly C.
[embodiment]
Extremely shown in Figure 17 like Fig. 1; This embodiment is that 9 stator is explained with the stator number of teeth; This modularized motor stator comprises the stator support 2 and the coil (not shown) of stator tooth module 1, annular; Said stator tooth module 1 comprise main stator tooth iron core 4 with can with the 4 stack assemblings of main stator tooth iron core attach stator tooth iron core 5, main stator tooth iron core 4 is with to attach stator tooth iron core 5 structures identical and by crown a ', tooth body b ' and tooth yoke c ' composition; Said main stator tooth iron core 4 is distributed on the inner surface of annular stator support 2 and one-body molded with it; The top of said main stator tooth iron core 4 crown a ' is connected with the inner surface one of stator support; Integrated stator support 2 is laminated by punching with main stator tooth iron core 4 and processes, and attaches stator tooth iron core 5 and is formed by the folded system of stator tooth punching; Said attach upside, downside and the upper and lower sides that stator tooth iron core 5 is superimposed upon main stator tooth iron core 4 on the stator support 2 respectively; Constitute the stator support of three groups of multi-form stator tooth modules 1; But the stator tooth iron core 5 that attaches with on other two groups of stator supports 2 of arc space 20 staggered superposition on three groups of stator supports 2 between the main stator tooth iron core 4 matches; The intrados 21 of stator support 2 corresponding with other two groups of stator supports 2 on attach stator tooth iron core 5 the fan-shaped end face a ' 1 of crown a ' match; On the intrados 21 between the main stator tooth iron core 4 on the stator support 2, be provided with the lug boss 22 that stretches into arc space 20, the corresponding fan-shaped end face a ' of the crown a ' that attaches stator tooth iron core 51 top is provided with and the lug boss 22 spacing grooves that cooperate 50; The bobbin 6 that insulation is arranged on the stator tooth module 1 of said stator support 2; Coil is respectively on three groups of multi-form stator supports 2 on the bobbin 6 of stator tooth module 1; Three groups of multi-form stator support 2 stratiform staggered superposition cooperate, and the coil on all stator tooth modules 1 is in series or in parallel to form the stator winding of motor.
Extremely shown in Figure 8 like Fig. 6; Crown a ' the abutting end of adjacent stators tooth module 1 on the stator support 2 that staggered superposition cooperates; Corresponding is provided with the protuberance 51 and recess 52 that adjacent stators tooth module 1 is connected each other in abutting connection with crown a '; Protuberance 51 is respectively recessed teeth groove that is depressed in crown a ' limit end and the double wedge that protrudes from crown a ' limit end with recess 52, and protuberance that cooperatively interacts and recess also can be semicircle, half rectangle, leg-of-mutton respective outer side edges.
Extremely shown in Figure 8 like Fig. 4; For stator support 2 assembling connections need; Stator support 2 lug bosses 22 corresponding support outer rims offer is convenient to the groove 23 that is located by connecting that the multi-form stator support stratiform staggered superposition of many groups cooperates, and connects through will organize multi-form stator support 2 to the welding of the groove 23 that is located by connecting more; Also can on the multi-form stator support 2 of many groups, offer through hole, connect through rivet, screw.
Because stator can and attach two kinds of punchings of stator tooth iron core 5 punchings and form by integrated stator support 2 and 4 punchings of main stator tooth iron core; The shape of integrated stator support 2 and 4 punchings of main stator tooth iron core is to decide according to the total number of teeth of stator; One group of multi-form stator support 2 can be made up of multiple punching; There is not adjacent tooth as long as guarantee in all annular punchings; And attach the stator tooth core stamping is not to be with annular, and incision position can match through indent and male part branch with 4 punchings of main stator tooth iron core with integrated stator support 2.Laminate through integrated stator support 2 and 4 punchings of main stator tooth iron core, can form the ring assembly of stator, attach the stator tooth core stamping and laminate and to form the tooth parts; Upside, downside and upper and lower sides that the tooth parts is superimposed upon the ring assembly constitute three groups of multi-form stator tooth modules 1, that is: stator tooth modular assembly A, ring assembly in the upper end, the tooth parts is in the lower end; Stator tooth modular assembly B, ring assembly laminate in ring assembly top and bottom respectively at middle, tooth parts; Stator tooth modular assembly C, ring assembly in the lower end, the tooth parts is in the upper end.During assembling; The number of teeth according to stator; Three groups of assemblies (stator tooth modular assembly A, stator tooth modular assembly B and stator tooth modular assembly C) by the stratiform staggered superposition, and are assembled through the indent and the male part phase-splitting cooperation that attach stator tooth core stamping and punching place of stator support annular, and connect or stator support is connected through rivet, screw through the slot welding that is located by connecting to the stator support outer rim; Combine component is fastening, assembling stator fast just.
The above embodiment just is the preferred embodiment of the utility model, is not the practical range that limits the utility model with this, and the equivalence that all shapes according to the utility model, structure and principle are done changes, and all should be covered by in the protection range of the utility model.
Claims (7)
1. the modularized motor stator comprises stator tooth module, stator support and coil, it is characterized in that,
Said stator tooth module comprise main stator tooth iron core with can with the stack assembling of main stator tooth iron core attach the stator tooth iron core, main stator tooth iron core is with to attach the stator tooth core structure identical and by crown, tooth body and tooth yoke composition;
Said main stator tooth iron core is distributed on the inner surface of stator support and one-body molded with it, and the top of said main stator tooth iron core crown is connected with the inner surface one of stator support;
Said attach the stator tooth iron core be superimposed upon main stator tooth iron core on the stator support upside or and downside constitute the stator supports of the multi-form stator tooth module of many groups; But the stator tooth iron cores that attach with on other stator supports of the arc space staggered superposition on many group stator supports between the main stator tooth iron core match, the intrados of stator support corresponding with other stator supports on attach the stator tooth iron core the fan-shaped end face of crown match;
The crown abutting end of adjacent stators tooth module on the stator support that staggered superposition cooperates, corresponding adjacent teeth is labeled and is provided with protuberance and the recess that adjacent stators tooth module is connected each other;
The bobbin that insulation is arranged on the stator tooth module of said stator support; Coil is respectively on the many groups of multi-form stator supports on the bobbin of stator tooth module; The multi-form stator support stratiform staggered superposition of many groups cooperates, and the coil on all stator tooth modules is in series or in parallel to form the stator winding of motor.
2. modularized motor stator according to claim 1; It is characterized in that; Intrados on the said stator support between the main stator tooth iron core is provided with the lug boss that stretches into the arc space, and the corresponding crown top that attaches the stator tooth iron core is provided with and the spacing groove that cooperates of lug boss.
3. modularized motor stator according to claim 1 and 2 is characterized in that, protuberance that said adjacent stators tooth module crown is connected each other and recess are respectively recessed teeth groove that is depressed in crown limit end and the double wedge that protrudes from crown limit end.
4. modularized motor stator according to claim 1 and 2 is characterized in that, the support outer rim that said stator support lug boss is corresponding offers is convenient to the groove that is located by connecting that the multi-form stator support stratiform staggered superposition of many groups cooperates.
5. modularized motor stator according to claim 1 and 2 is characterized in that, said integrated stator support and main stator tooth iron core laminate by solid material or by punching and process.
6. modularized motor stator according to claim 1 and 2 is characterized in that, said attach the stator tooth iron core by solid material or laminated by punching and to process.
7. modularized motor stator according to claim 1 and 2 is characterized in that, said stator support is an annular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204117340U CN202309250U (en) | 2011-10-25 | 2011-10-25 | Modular motor stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204117340U CN202309250U (en) | 2011-10-25 | 2011-10-25 | Modular motor stator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202309250U true CN202309250U (en) | 2012-07-04 |
Family
ID=46378063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204117340U Expired - Lifetime CN202309250U (en) | 2011-10-25 | 2011-10-25 | Modular motor stator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202309250U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102377261A (en) * | 2011-10-25 | 2012-03-14 | 珠海格力电器股份有限公司 | Modular motor stator |
| CN103199639A (en) * | 2013-01-06 | 2013-07-10 | 广东威灵电机制造有限公司 | Stator |
| CN103633755A (en) * | 2013-11-21 | 2014-03-12 | 中国石油天然气股份有限公司 | Submersible pump direct-drive ultra-slender concentrated winding permanent magnet motor and manufacturing method thereof |
| CN105324915A (en) * | 2013-07-19 | 2016-02-10 | 本田技研工业株式会社 | Stator |
| CN107359707A (en) * | 2017-08-28 | 2017-11-17 | 广东美芝制冷设备有限公司 | Core assembly, motor stator, motor and compressor |
| CN108377042A (en) * | 2018-04-15 | 2018-08-07 | 大连碧蓝节能环保科技有限公司 | Pole piece spacing coiling combined-stator |
| CN110546859A (en) * | 2017-04-25 | 2019-12-06 | Lg伊诺特有限公司 | Sensing apparatus |
| CN111641301A (en) * | 2020-05-19 | 2020-09-08 | 台州市金宇机电有限公司 | Winding method of motor stator for electric vehicle |
-
2011
- 2011-10-25 CN CN2011204117340U patent/CN202309250U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102377261A (en) * | 2011-10-25 | 2012-03-14 | 珠海格力电器股份有限公司 | Modular motor stator |
| CN103199639A (en) * | 2013-01-06 | 2013-07-10 | 广东威灵电机制造有限公司 | Stator |
| CN103199639B (en) * | 2013-01-06 | 2015-12-09 | 广东威灵电机制造有限公司 | A kind of stator |
| CN105324915A (en) * | 2013-07-19 | 2016-02-10 | 本田技研工业株式会社 | Stator |
| CN105324915B (en) * | 2013-07-19 | 2017-11-17 | 本田技研工业株式会社 | Stator |
| CN103633755A (en) * | 2013-11-21 | 2014-03-12 | 中国石油天然气股份有限公司 | Submersible pump direct-drive ultra-slender concentrated winding permanent magnet motor and manufacturing method thereof |
| CN110546859A (en) * | 2017-04-25 | 2019-12-06 | Lg伊诺特有限公司 | Sensing apparatus |
| CN110546859B (en) * | 2017-04-25 | 2021-07-20 | Lg伊诺特有限公司 | Sensing apparatus |
| CN107359707A (en) * | 2017-08-28 | 2017-11-17 | 广东美芝制冷设备有限公司 | Core assembly, motor stator, motor and compressor |
| CN107359707B (en) * | 2017-08-28 | 2023-09-15 | 广东美芝制冷设备有限公司 | Iron core assembly, motor stator, motor and compressor |
| CN108377042A (en) * | 2018-04-15 | 2018-08-07 | 大连碧蓝节能环保科技有限公司 | Pole piece spacing coiling combined-stator |
| CN111641301A (en) * | 2020-05-19 | 2020-09-08 | 台州市金宇机电有限公司 | Winding method of motor stator for electric vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202309250U (en) | Modular motor stator | |
| CN102377261A (en) | Modular motor stator | |
| CN202798178U (en) | Combined type motor stator structure | |
| CN101232206A (en) | Blocking type electric engine iron core and manufacturing method thereof | |
| CN103855815A (en) | Brushless external rotor motor stator and manufacturing method thereof | |
| CA2758405C (en) | Process and mold for producing ferromagnetic cores of electric motors | |
| CN101227106A (en) | Inline type electric machine iron core and manufacturing method thereof | |
| CN101488688A (en) | Motor internal stator and manufacturing method thereof | |
| CN105162267B (en) | A kind of spliced stator core and its manufacturing method | |
| CN101931274A (en) | Modular motor stator structure and application thereof | |
| CN101951041A (en) | Modularized combined motor stator structure and application thereof | |
| CN103812236B (en) | Stator and manufacture method thereof and there is the motor of this stator, compressor | |
| CN103701233A (en) | Motor stator production process | |
| CN102457110B (en) | Insulated stator core | |
| CN112290705A (en) | Motor rotor iron core and motor | |
| CN201146409Y (en) | Block type motor iron core | |
| CN204517520U (en) | A kind of motor stator | |
| CN102088229A (en) | Spliced stator iron core of tractor | |
| CN107070011A (en) | Stator and the motor with it | |
| CN107070008A (en) | Stator and the motor with it | |
| CN102710033B (en) | Motor external stator with adjustable inner diameter and manufacturing method of motor external stator | |
| CN203645513U (en) | Split combined stator for outer-rotor permanent-magnet synchronous traction machine | |
| JPH02264411A (en) | Manufacture of laminated iron core | |
| CN103475170A (en) | Manufacturing method of iron core, iron core structure and motor | |
| CN104377903A (en) | Manufacturing method for stator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120704 |