CN102222988B - Concentrative winding assembled stator and motor - Google Patents
Concentrative winding assembled stator and motor Download PDFInfo
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- CN102222988B CN102222988B CN 201110164329 CN201110164329A CN102222988B CN 102222988 B CN102222988 B CN 102222988B CN 201110164329 CN201110164329 CN 201110164329 CN 201110164329 A CN201110164329 A CN 201110164329A CN 102222988 B CN102222988 B CN 102222988B
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Abstract
The invention provides a concentrative winding assembled stator used for an external-rotor motor, comprising an annular stator core and a winding coil wound on the stator core; the stator core is formed by assembling at least three electrode cores that can carry out concentrative winding; the two adjacent electrode cores are connected with each other by a connecting key; two sides of each electrode core are respectively provided with a keyway for connecting with the connecting keys; the connecting keys are inserted into the keyways so as to connect and assemble the electrode cores as the annular stator core. The invention also provides a motor with the concentrative winding assembled stator. In the invention, the whole-round ring is formed by assembling a plurality of electrode cores; the adjacent electrode cores are connected and assembled with each other by the connecting keys; compared with the stator core in the prior art, the annular stator core formed by assembling has the advantages of high material utilization ratio, simple and flexible assembly and simple manufacturing process; and the annular structure formed by assembling the assembled structure connected by the keys can be more stable, and the precision is higher.
Description
Technical field
The present invention relates to a kind of stator of motor, the motor that relates in particular to a kind of concentrated winding split mounting type stator and make by this stator, this stator is applicable to various motors, is particularly useful for elevator traction machine.
Background technology
Traditional elevator traction machine motor comprises support, stator and rotor, stator comprises stator core and enamelled wire winding coil, wherein stator core is the full circle ring structure, distributing above according to the groove number of the desired ccontaining winding coil of design, the traditional manufacture method of the stator core of this structure has two kinds: a kind of method is by the direct punching out of punch press, again to passing through welding or riveting molding behind its closed assembly with the silicon steel sheet plate.The shortcoming of this technology is the stock layout difficulty, angle material and middle rounded material can't use around punching press was remaining, these blanking punched waste disposal that are used as, stock utilization has only about 30%, even with these blanking punched utilizations once more, also be subjected to the restriction of different size, can produce blanking punchedly equally, the waste of material can't be avoided.Another manufacture method is the coiling technology, substituting traditional silicon steel sheet plate with silicon steel sheet band material is raw material, by the punching out cog belt-＞screw winding-＞laminate-＞welding-＞extruding and moulding, though this method can improve the utilance of material, but the band material easily occurs bending and deformation in winding process, also be easy to generate mutual interference between the cog belt material teeth groove, thereby cause internal diameter or external diameter to produce plastic deformation, the control of dimensional accuracy and positional precision is difficult, thereby can exert an adverse impact to motor properties.
Stator in the motor is made up of stator core and enamelled wire winding coil, by making behind the coiling winding coil on the stator core.The groove that offers some on the stator core of full circle ring type structure is used for the enamelled wire winding coil of ccontaining coiling, needs according to design, the size at slot opening place is less, only holding a spot of enamelled wire embeds, can only be when therefore reeling enamelled wire by manually enamelled wire being divided into some shallow bids, a small gangs of a small gangs of ground imbeds enamelled wire in the groove of stator core by manual mode then.The winding efficiency of hand insertion is very low, and each experienced operator generally also can only finish the stator about 7 every day, can not satisfy the requirement of mass automatic production fully.
In sum, shortcomings such as the stator core construction of the full circle ring type structure of prior art exists structure and assembling is dumb, complex manufacturing technology, stock utilization is low, material requirements is high and the assembling difficult, winding efficiency is low need to improve.
Summary of the invention
The invention provides the concentrated winding split mounting type stator that a kind of manufacture craft is simple, stock utilization is high, overcome the existing deficiency of stator core of above-mentioned available technology adopting full circle ring type structure.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: a kind of concentrated winding split mounting type stator, for external rotor electric machine is used, comprise stator core that is circular ring type and the winding coil that is wound on the stator core, described stator core can concentrate the electrode iron core of winding assembled by at least three, connect by linking bond between the two adjacent electrode iron cores, described each electrode iron core both sides are respectively equipped with and are used for the keyway that linking bond connects, thereby linking bond inserts described keyway the connection of electrode iron core are assemblied into the stator core that is circular ring type.The present invention is ring-like by a plurality of electrode iron cores being assemblied into a full circle, connect assembly unit by linking bond between the adjacent electrode iron core, the circular ring type stator core that institute's assembly unit produces is compared with stator core of the prior art, the stock utilization height, assembling is simple, manufacture craft is simple, and compare with other erection methods, the circular ring structure that the splicing structure institute assembly unit of key connecting produces is more stable, and precision is also higher.
Further, the linking bond that connects between two adjacent electrode iron cores is the I-shaped key, and I-shaped key connection structure and other splines, that the flat key draw bail is compared connection is more stable, to connect the stator core circularity of assembly unit higher.
Further, described electrode iron core is riveted after by some punching silicon-steel and is overrided to form, and described silicon steel sheet is provided with the riveted joint mouth of riveting between sheet.
Further, described stator core is assembled by 36 electrode iron cores.
In addition, the both sides of described electrode iron core also are respectively equipped with positioning recess and positioning boss, by positioning recess and positioning boss location assembly unit, guarantee the easier assembly unit of accurate positioning between the adjacent two electrode iron cores.
A kind of motor, comprise support, stator and rotor, described stator is installed on the support, this stator comprises stator core that is circular ring type and the winding coil that is wound on the stator core, it is characterized in that: described stator core can concentrate the electrode iron core of winding assembled by at least three, connect by linking bond between two adjacent electrode iron cores, described each electrode iron core both sides are respectively equipped with and are used for the keyway that linking bond connects, thereby linking bond inserts described keyway connects the electrode iron core stator core that is assemblied into circular ring type, each electrode iron core is provided with bolt hole, and the electrode iron core of described stator is individually fixed on the support by set bolt.
Wherein, described electrode iron core both sides also are respectively equipped with positioning recess and positioning boss, locate assembly unit by positioning recess and positioning boss between adjacent two electrode iron cores.
Wherein, the linking bond that connects between adjacent two electrode iron cores is the I-shaped key.
Wherein, described electrode iron core is riveted after by some punching silicon-steel and is overrided to form, and described silicon steel sheet is provided with the riveted joint mouth of riveting between sheet.
Wherein, described electrode iron core both sides also are respectively equipped with positioning recess and positioning boss, locate assembly unit by positioning recess and positioning boss between adjacent two electrode iron cores; Each electrode iron core is provided with bolt hole, and bolt hole is located between positioning recess and the positioning boss, and described keyway and positioning recess/positioning boss are arranged on the same circumference.
Wherein, described motor also is provided with the fixed charge method end plate that prevents that linking bond from deviating from, described fixed charge method end plate is a circular ring type, which is provided with and the corresponding through hole of electrode iron core upper bolt hole, and described set bolt is fixed in fixed charge method end plate and electrode iron core on the support of motor together.
The present invention has realized goal of the invention, overcome the problem that prior art exists, ring-like by a plurality of electrode iron cores being assemblied into a full circle, connect assembly unit by linking bond between the adjacent electrode iron core, the circular ring type stator core that institute's assembly unit produces is compared with stator core of the prior art, have the stock utilization height, the assembling simple and flexible, manufacture craft is simple, winding efficiency is high, and compare with other erection methods, the circular ring structure that the splicing structure institute assembly unit of key connecting produces is more stable, and precision is also higher.Single electrode iron core of the present invention can be realized automatic winding on automatic coil winding machine, the production efficiency height, with respect to traditional distributed winding, the enamelled wire of concentrated winding electrode iron core both ends of the surface of the present invention can save 1/8 to 1/10 simultaneously, and production cost can reduce greatly.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention.
Fig. 2 is an A place structure partial enlarged diagram among Fig. 1.
Fig. 3 is the cutaway view of the embodiment of the invention.
Fig. 4 is the front view of stator core in the embodiment of the invention.
Fig. 5 is the end view of stator core in the embodiment of the invention.
Fig. 6 is for single only with the stator core front view of winding in the embodiment of the invention.
Fig. 7 is for single only with the stator core end view of winding in the embodiment of the invention.
Fig. 8 is the structural representation of the I-shaped key in the embodiment of the invention.
Fig. 9 is the structural representation of fixed charge method end plate in the embodiment of the invention.
Figure 10 is installed on the structural representation of support for the stator of the embodiment of the invention.
Among the figure: 1, winding coil; 2, electrode iron core; 21, bolt hole; 22, keyway; 23, positioning recess; 24, positioning boss; 3, linking bond; 4, set bolt; 5, fixed charge method end plate; 51, through hole; 6, support.
Embodiment
Further specify technical scheme of the present invention below in conjunction with drawings and Examples.
To shown in Figure 8, be the structural representation of the embodiment of the invention as Fig. 1.A kind of concentrated winding split mounting type stator that external rotor electric machine of the present invention is used, comprise stator core that is circular ring type and the winding coil 1 that is wound on the stator core, stator core can concentrate the electrode iron core 2 of winding assembled by at least three, connect by linking bond 3 between the two adjacent electrode iron cores 2, the both sides of each electrode iron core 2 are respectively equipped with and are used for the keyway 22 that linking bond 3 connects, keyway 22 between two whenever adjacent electrode iron cores 2 is assembled into the dead slot of a ccontaining linking bond 3 jointly, linking bond 3 inserts in the dead slot that is formed by the keyway 22 on the two electrode iron cores 2, by linking bond 3 adjacent electrode iron core 2 is linked up, all connect by linking bond 3 between every adjacent two electrode iron cores, a plurality of electrode iron cores 2 are formed the stator core of a circular ring type after linking bond 3 connects assembly unit.
Wherein, each electrode iron core 2 is riveted after by some punching silicon-steel and is overrided to form, and described silicon steel sheet is provided with the riveted joint mouth of riveting between sheet, and described riveted joint mouth is arranged at the position that does not influence performance on the silicon steel sheet.The both sides of each electrode iron core 2 are respectively equipped with positioning recess 23 and positioning boss 24, also are provided with bolt hole 21 between positioning recess 23 and the positioning boss 24 on the electrode iron core 2, and described keyway 22 is located on the same circumference with positioning recess 23/ positioning boss 24.Locate assembly units by positioning recess 23 and positioning boss 24 between the adjacent two electrode iron cores 2.Realize the location assembly unit by positioning recess 23 and positioning boss 24 between the adjacent electrode iron core 2, guarantee that two adjacent electrode iron cores 2 can be bolted together easily, locate more accurately easier assembly unit.
Stator core is assembled by three electrode iron cores at least, and the cross section of each electrode iron core 2 is ring-like for fan.If forming the electrode iron core of stator core is three, then the central angle of the fan ring in electrode iron core 2 cross sections is 120 degree; If forming the electrode iron core of stator core is 4, then the central angle of the fan ring in electrode iron core 2 cross sections is 90 degree; If forming the electrode iron core of stator core is 8, then the central angle of the fan ring in electrode iron core 2 cross sections is 45 degree; And the like.Wherein preferred plan is that stator core is assembled by 36 electrode iron cores 2.
Connect by linking bond 3 between the adjacent two electrode iron cores 2, wherein linking bond 3 can adopt bond structure of the prior art, linking bond 3 between the adjacent electrode iron core is best connection scheme for the I-shaped key, I-shaped key connection structure and other splines, that the flat key draw bail is compared connection is more stable, to connect the stator core circularity of assembly unit higher.Wherein I-shaped key both sides can be flat key form as shown in Figure 8, also can select the spline form for use.
Be the motor that winding split mounting type stator core is concentrated in employing of the present invention as shown in figure 10, it comprises support 6, stator and rotor, stator adopts the stator of aforementioned concentrated winding split mounting type, and it is installed on the support 6, and the electrode iron core 2 of described stator is individually fixed on the support 6 by set bolt 4.Also be provided with the fixed charge method end plate 5 that prevents that linking bond 3 from deviating from this motor, described fixed charge method end plate 5 is a circular ring type, which is provided with and electrode iron core 2 upper bolt holes 21 corresponding through holes 51, through hole 51, electrode iron core 2 that described set bolt 4 passes fixed charge method end plate 5 successively are fixed in fixed charge method end plate 5 and electrode iron core 2 on the support 6 together.
Each electrode iron core 2 can be realized automatic winding on automatic coil winding machine, compare with the manual wire embedding's of prior art coiling, and production efficiency improves greatly, can satisfy the needs of automatic mass production; With respect to traditional distributed winding, the copper cash of concentrated winding electrode iron core both ends of the surface of the present invention can save 1/8 to 1/10 in addition, and production cost can reduce greatly.On the assembly tooling platform of each electrode iron core 2 behind the winding a special use, can be combined into circle automatically by manual or employing machinery, be connected into the stator of a circular ring type band winding coil 1 then with linking bond 3.The line end of each winding coil 1 adds insulating sleeve after welding, change the vacuum paint dipping operation again over to.The stator core 2 of the band winding coil 1 after the insulation detection is qualified, fixing with set bolt 4 and fixed charge method end plate 5 with electric machine stand 6.
Claims (6)
1. concentrated winding split mounting type stator, for external rotor electric machine is used, comprise stator core that is circular ring type and the winding coil that is wound on the stator core, described stator core can concentrate the electrode iron core of winding assembled by at least three, it is characterized in that: connect by linking bond between two adjacent electrode iron cores, the both sides of described each electrode iron core are respectively equipped with and can be used for the keyway that linking bond connects, thereby linking bond inserts described keyway the connection of electrode iron core is assemblied into the stator core that is circular ring type, the both sides of described electrode iron core also are respectively equipped with positioning recess and positioning boss, by positioning recess and positioning boss location assembly unit, described keyway and positioning recess/positioning boss are located on the same circumference between the adjacent two electrode iron cores.
2. a kind of concentrated winding split mounting type stator according to claim 1, it is characterized in that: the linking bond that connects between two adjacent electrode iron cores is the I-shaped key.
3. a kind of concentrated winding split mounting type stator according to claim 1, it is characterized in that: described stator core is assembled by 36 electrode iron cores.
4. motor, comprise support, stator and rotor, described stator is installed on the support, this stator comprises stator core that is circular ring type and the winding coil that is wound on the stator core, described stator core can concentrate the electrode iron core of winding assembled by at least three, it is characterized in that: connect by linking bond between two adjacent electrode iron cores, described each electrode iron core both sides are respectively equipped with and are used for the keyway that linking bond connects, thereby linking bond inserts described keyway connects the electrode iron core stator core that is assemblied into circular ring type, each electrode iron core is provided with bolt hole, and the electrode iron core of described stator is individually fixed on the support by set bolt; Described electrode iron core both sides also are respectively equipped with positioning recess and positioning boss, locate assembly unit by positioning recess and positioning boss between adjacent two electrode iron cores; Bolt hole is located between positioning recess and the positioning boss, and described keyway and positioning recess/positioning boss are arranged on the same circumference.
5. motor according to claim 4 is characterized in that: the linking bond that connects between adjacent two electrode iron cores is the I-shaped key.
6. motor according to claim 4, it is characterized in that: described motor also is provided with the fixed charge method end plate that prevents that linking bond from deviating from, described fixed charge method end plate is a circular ring type, which is provided with and the corresponding through hole of electrode iron core upper bolt hole, described set bolt is fixed in fixed charge method end plate and electrode iron core on the support of motor together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110164329 CN102222988B (en) | 2011-06-17 | 2011-06-17 | Concentrative winding assembled stator and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110164329 CN102222988B (en) | 2011-06-17 | 2011-06-17 | Concentrative winding assembled stator and motor |
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| Publication Number | Publication Date |
|---|---|
| CN102222988A CN102222988A (en) | 2011-10-19 |
| CN102222988B true CN102222988B (en) | 2013-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110164329 Active CN102222988B (en) | 2011-06-17 | 2011-06-17 | Concentrative winding assembled stator and motor |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107733108A (en) * | 2017-10-13 | 2018-02-23 | 江苏中车电机有限公司 | A kind of split-type iron core |
| CN107579608A (en) * | 2017-10-13 | 2018-01-12 | 江苏中车电机有限公司 | A kind of split-type iron core |
| CN108718121A (en) * | 2018-08-29 | 2018-10-30 | 北斗航天汽车（北京）有限公司 | Assembled piece type stator iron core, stator and motor |
| CN109637801B (en) * | 2018-12-28 | 2024-04-09 | 江阴天翔电器有限公司 | Square frame type release iron core and its production process |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| FR2673052B1 (en) * | 1991-02-19 | 1995-06-23 | Jeumont Schneider Ind | BEDS FOR LEAF OR SHEET RINGS. |
| US6844653B2 (en) * | 2003-03-31 | 2005-01-18 | Valeo Electrical Systems, Inc. | Stator design for permanent magnet motor with combination slot wedge and tooth locator |
| JP5111548B2 (en) * | 2010-04-08 | 2013-01-09 | 三菱電機株式会社 | Manufacturing method of electric motor stator and electric motor stator |
| CN101931274B (en) * | 2010-08-17 | 2012-05-23 | 浙江大学 | Modular motor stator structure and application thereof |
| CN202134971U (en) * | 2011-06-17 | 2012-02-01 | 浙江西子富沃德电机有限公司 | Concentrated winding assembled stator and motor |
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| CN102222988A (en) | 2011-10-19 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20180110 Address after: Double road 610200 Sichuan province Chengdu Shuangliu District Southwest Airport Economic Development Zone No. 188 Patentee after: SURAPID ELEVATOR CO., LTD. Address before: 311305 No. 55 South Ring Road, Ling'an Economic Development Zone, Zhejiang, Ling'an Patentee before: Zhejiang Xiziforward Electrical Machinery Co., Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20211201 Address after: 314000 Room 301, building 9, No. 1332, Wanguo Road, Jiaxing Economic and Technological Development Zone, Zhejiang Province Patentee after: Zhejiang Sujie Elevator Co.,Ltd. Patentee after: Sujie Elevator Co., Ltd Address before: No. 188, Shuanghua Road, Southwest Airport Economic Development Zone, Shuangliu District, Chengdu, Sichuan 610200 Patentee before: SURAPID ELEVATOR Co.,Ltd. |
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| TR01 | Transfer of patent right |