CN104767311A - Stator of motor, motor for air blower, and air conditioner - Google Patents
Stator of motor, motor for air blower, and air conditioner Download PDFInfo
- Publication number
- CN104767311A CN104767311A CN201410696691.3A CN201410696691A CN104767311A CN 104767311 A CN104767311 A CN 104767311A CN 201410696691 A CN201410696691 A CN 201410696691A CN 104767311 A CN104767311 A CN 104767311A
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- CN
- China
- Prior art keywords
- coil
- stator
- winding
- phase
- motor
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/52—Fastening salient pole windings or connections thereto
- H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
- H02K3/522—Fastening salient pole windings or connections thereto applicable to stators only for generally annular cores with salient poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/34—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
- H02K3/345—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation between conductor and core, e.g. slot insulation
Abstract
The utility model provides a stator of a motor, a motor for an air blower, and an air conditioner. The stator of the motor, through maintaining tension, enables a winding hung on a terminal not to be loosened so as to ensure an insulation state between the winding and a stator iron core. A magnetic lead (2a), which becomes the end-portion side of the winding (2), of the stator (100) is further wound at a state when the magnetic lead is hung on the terminal (4).
Description
Technical field
The stator that the present invention relates to the motor possessing three terminals, the blower-use motor using this stator and the air conditioner carrying this blower-use motor, wherein three terminals are for the winding supply power to three-phase.
Background technology
In the past, there is the stator possessing the motor of three terminals, these three terminals are used for the winding supply power to the single-phase Y wiring of three-phase.As such stator, the stator of following motor is proposed, that is: in stator core after coiling, after the terminal of winding being hung over the parts of the terminal manufactured by stamping-out copper coin and so on, adopt the hot ca(u)lk method being called as melting, make power supply terminal, neutral terminal carry out electricity and engage (for example, referring to patent documentation 1).
Patent documentation 1: Japanese Unexamined Patent Publication 2004-96838 publication (execution mode 1 etc.)
In the method described in patent documentation 1, when manufacturing the motor two Y wiring connected in parallel, in stator core during coiling, when the end side of winding is hung over power supply terminal, winding likely relaxes, and causes winding to unclamp.So stator core contacts with winding, cause the state of insulation cannot guaranteeing winding and stator core.In addition, in the following description, situation about connecting in parallel two Y wiring is called Y-Y wiring.
Summary of the invention
The present invention completes for background with problem as described above, object is to provide and can maintains tension force and not make the winding hung on terminal relax, thus guarantees the stator of the motor of the high-quality of the state of insulation of winding and stator core, blower-use motor and air conditioner.
The stator of motor of the present invention, possesses: stator core, and it has multiple tooth; Insulation division, it is arranged at the described tooth of described stator core; Winding, it is arranged at tooth by concentratred winding mode, and this tooth is arranged for described insulation division; And terminal, it is arranged at described insulation division, becomes the magnetic wire of the end side of described winding, is reeled further under the state that card is hung on described terminal.
According to the stator of motor of the present invention, become the magnetic wire of the end side of winding, reeled further under the state that card is hung on terminal, therefore, it is possible to maintain the tension force hung on terminal, do not make to be wound as the mode that spiral helicine winding unclamps to manufacture, thus the state of insulation of winding and stator core can be guaranteed, become the stator of high-quality.
Accompanying drawing explanation
Fig. 1 is the stereogram of the structure example of the stator of the motor representing embodiments of the present invention 1.
Fig. 2 is the vertical view representing the state after by the stator back-flexing of the motor of embodiments of the present invention 1.
Fig. 3 is the key diagram of the winding order of the stator of motor for illustration of embodiments of the present invention 1.
The tooth corresponding with the first tooth of the V phase that Fig. 3 represents is amplified the stereogram represented by Fig. 4.
Fig. 5 is the key diagram of the blower-use motor for illustration of embodiments of the present invention 2.
Fig. 6 is the key diagram of the air conditioner for illustration of embodiments of the present invention 3.
Description of reference numerals: 1... stator core; 1a... tooth; 2... winding; 2a... magnetic wire; 2b... overlaps line; 3... insulation division; 4... terminal; 4a... bend; 38... rotor; 39... bracket; 40... molded stator; 41... connecting part; 42... indoor set; 43... off-premises station; 44... forced draft fan; 63... stator core docking section; 64... weld part; 100... stator; 300... blower-use motor; 400... air conditioner.
Embodiment
Below, based on accompanying drawing, embodiments of the present invention are described.
Execution mode 1
Fig. 1 is the stereogram of the structure example of the stator (hereinafter simply referred to as stator 100) of the motor representing embodiments of the present invention 1.Fig. 2 is the vertical view representing the state after by stator 100 back-flexing.Fig. 3 is the key diagram of the winding order for illustration of stator 100.The tooth corresponding with the first tooth of the V phase that Fig. 3 represents is amplified the stereogram represented by Fig. 4.Based on Fig. 1 ~ Fig. 4, the structure of stator 100 is described.In addition, the upper strata of Fig. 3 illustrates that the winding order of first-phase (U phase), middle level illustrate the winding order of second-phase (V phase), and lower floor illustrates the winding order of third phase (W phase).
Stator 100 such as with use permanent magnet rotor combination and form brushless DC motor (synchronous motor).In addition, stator 100 possesses: the supply of power supply that the winding supply power (voltage) for the Y-Y wiring to three-phase uses with terminal and the terminal that connects for neutral point.This stator 100 such as utilizes as blower-use motor, and wherein this blower-use motor is equipped on the air conditioner possessing heat pump.In addition, comprise Fig. 1, there is the situation that the magnitude relationship of each component parts is different from reality in figures in the following.In addition, in execution mode 1, the stator 100 of 12 poles, slot/8 is described.
As shown in Figure 1, stator 100 possesses: stator core 1, and it has such as 12 the tooth 1as outstanding towards axle center; Insulation division 3, it is arranged at the tooth 1a of stator core 1; The winding 2 of the Y-Y wiring of three-phase, it is wound in tooth 1a by direct concentratred winding mode; And terminal 4, nine square holes that its connection side being inserted in insulation division 3 is respectively arranged, three in nine square holes winding 2 supply powers for the Y-Y wiring to three-phase and using, remaining six connect as neutral point and use.
Stator core 1 is formed as follows, that is: be that the electromagnetic steel plate stamping-out of about 0.1 ~ 0.7mm is for banded by such as thickness, by riveted joint, welding, bonding etc. that they are stacked, after 12 the tooth 1a formed passing through this stacked apply the Y-Y wiring of three-phases, by each tooth 1a to bend towards the mode in axle center.That is, stator 100 is formed in the following way, that is: bent by the mode forward that the stator core 1 after coiling becomes inner side with tooth 1a, weld, be fixed by weld part 64 stator core docking section 63.
Insulation division 3 is in order to arrange insulating between winding 2 and stator core 1.This insulation division 3 such as uses the thermoplastic resins such as PBT (polybutylene terephthalate (PBT)), is shaped integratedly, and arranges according to each tooth 1a with stator core 1.In addition, also after shaping insulation division 3, tooth 1a can be assembled in.In this case, insulation division 3 is divided into connection side and wiring opposition side, they is inserted respectively from the axial both ends of tooth 1a and forms insulation division 3.
When the Y-Y wiring of three-phase, be assembled with three terminals 4 (terminal of power supply supply) at the connection side of insulation division 3, connect for the winding 2 of each phase (U phase, V phase, W phase).Three terminals of this power supply supply, are arranged at the intermediate point of each phase.Terminal 4 has six in addition, and they connect for the wiring of the neutral point of each phase (U phase, V phase, W phase).Terminal 4 uses the metallic plate of such as thickness 0.5mm as material, after stamping-out metallic plate, implements bending machining and manufactures.In addition, the material of metallic plate is such as copper, and implements the hot-dip of gun-metal.
As shown in Figure 4, terminal 4 is formed by forming the bend 4a that turns back at the left end of terminal 4.
As shown in Figure 2, under the state of stator core 1 back-flexing by band shape, by carrying out coiling to magnetic wire 2a, tooth 1a peristome is each other broadened.That is, by by stator core 1 back-flexing, tooth 1a toward the outer side, thus can extend oral area at adjacent tooth 1a each other.Thus, easily winding 2 is wound in tooth 1a.
Next, based on Fig. 3, the mode of connection of the stator winding of stator 100 is described.As mentioned above, winding 2 is wound in stator core 1 with state bending round about, but is described with the expanded view of band shape at this.In addition, first-phase is called U phase, second-phase is called V phase, third phase is called W phase.The winding of each phase is arranged according to the order that first-phase is U, second-phase is V, third phase is W, and flowing is staggered the alternating current of 120 ° of phase places respectively, drives thus to the motor possessing stator 100.
The coil of U phase is made up of coil U1-1, coil U2-1, coil U1-2, coil U2-2.The U phase of first-phase is being formed with coil U1-1 from the 4th tooth 1a from left to right.Coil U2-1 is formed at from first tooth 1a from left to right.Coil U1-2 is formed at from the 7th tooth 1a from left to right.Coil U2-2 is formed at from the tenth tooth 1a from left to right.The coiling direction of coil U1-1, coil U2-1 is clockwise direction, and the coiling direction of coil U1-2, coil U2-2 is counterclockwise.The winding terminal of the winding top of coil U2-1, the winding terminal of coil 1-1 and coil U2-2 is connected to terminal 4.
The coil of V phase is made up of coil V1-1, coil V2-1, coil V1-2, coil V2-2.The V phase of second-phase is being formed with coil V1-1 from the 5th tooth 1a from left to right.Coil V2-1 is formed at from second tooth 1a from left to right.Coil V1-2 is formed at from the 8th tooth 1a from left to right.Coil V2-2 is formed at from the 11 tooth 1a from left to right.Same with U phase, the coiling direction of coil V1-1, coil V2-1 is clockwise direction, and the coiling direction of coil V1-2, coil V2-2 is counterclockwise.The winding terminal of the winding top of coil V2-1, the winding terminal of coil V1-1 and coil V2-2 is connected to terminal 4.
The coil of W phase is made up of coil W1-1, coil W2-1, coil W1-2, coil W2-2.The W phase of third phase is being formed with coil W1-1 from the 6th tooth 1a from left to right.Coil W2-1 is formed at from the 3rd tooth 1a from left to right.Coil W1-2 is formed at from the 9th tooth 1a from left to right.Coil W2-2 is formed at from the 12 tooth 1a from left to right.Same with U phase, V phase, the coiling direction of coil W1-1, coil W2-1 is clockwise direction, and the coiling direction of coil W1-2, coil W2-2 is counterclockwise.The winding terminal of the winding top of coil W2-1, the winding terminal of coil W1-1 and coil W2-2 is connected to terminal 4.
And the stator winding wiring of stator 100 is Y-Y.That is, be connected in series at the coil U1-1 of U phase and coil U2-1, under the state that coil U1-2 and coil U2-2 is connected in series, combination, the coil U1-2 of coil U1-1 and coil U2-1 are connected in parallel with the combination of coil U2-2.
In addition, be connected in series at the coil V1-1 of V phase and coil V2-1, under the state that coil V1-2 and coil V2-2 is connected in series, combination, the coil V1-2 of coil V1-1 and coil V2-1 are connected in parallel with the combination of coil V2-2.
In addition, be connected in series at the coil W1-1 of W phase and coil W2-1, under the state that coil W1-2 and coil W2-2 is connected in series, combination, the coil W1-2 of coil W1-1 and coil W2-1 are connected in parallel with the combination of coil W2-2.
In addition, connected by overlap joint line 2b between alternate.
U phase be assembled in from after the terminal 4 of first tooth 1a is from left to right connected, according to coil U1-2, coil U1-1, coil U2-1, being linked in sequence of coil U2-2, and do not connect magnetic wire 2a.
In addition, V phase be assembled in from after the terminal 4 of second tooth 1a is from left to right connected, according to coil V1-2, coil V1-1, coil V2-1, being linked in sequence of coil V2-2, and do not connect magnetic wire 2a.
In addition, W phase be assembled in from after the terminal 4 of the 3rd tooth 1a is from left to right connected, according to coil W1-2, coil W1-1, coil W2-1, being linked in sequence of coil W2-2, and do not connect magnetic wire 2a.
And, in U phase, after coil U1-1 coiling, after terminal 4 card extension becomes the magnetic wire 2a of the end side of winding 2, carry out coiling to coil U2-1.
In addition, in V phase, after coil V1-1 coiling, after terminal 4 card extension becomes the magnetic wire 2a of the end side of winding 2, carry out coiling to coil V2-1.
In addition, in W phase, after coil W1-1 coiling, after terminal 4 card extension becomes the magnetic wire 2a of the end side of winding 2, coiling is carried out to coil W2-1.
That is, in stator 100, after the magnetic wire 2a card of the end side by becoming winding 2 is hung on terminal 4, in this condition, again magnetic wire 2a is wound in winding 2, guarantees, maintain the tension force of magnetic wire 2a.In addition, in stator 100, the magnetic wire 2a becoming the end side of winding 2 (is not implemented the state peeling off covered wire) under coating state, and card is hung on terminal 4.
As shown in Figure 4, in stator 100, when respectively after terminal 4 card extension becomes the magnetic wire 2a of the end of winding 2, by magnetic wire 2a coiling winding one circle.Accordingly, can guarantee, maintain the tension force of magnetic wire 2a, thus can not make to be wound as spiral helicine magnetic wire 2a and unclamp.Its result, can prevent the contact of magnetic wire 2a and the stator core 1 produced because coil unclamps.In addition, accordingly, the overlap joint line 2b between homophase can not be cut off, connects, but the winding 2 that reels continuously.
As mentioned above, stator 100 maintains and acts on the tension force of terminal 4, thus the mode of unclamping not make to be wound as spiral helicine winding 2 manufactures, and thus can guarantee winding 2 and the state of insulation of stator core 1, become the product of high-quality.
In addition, as embodiments of the present invention, enumerating the stator 100 that possesses the winding 2 connected by the Y-Y wiring of three-phase for example is illustrated, but is not limited to this, even such as possess the stator of the winding connected by single-phase Y wiring, also can apply equally.
Execution mode 2
Fig. 5 is the key diagram of the blower-use motor 300 for illustration of embodiments of the present invention 2.Based on Fig. 5, blower-use motor 300 is described.This blower-use motor 300 possesses the stator 100 of execution mode 1.
As shown in Figure 5, blower-use motor 300 possesses: rotor 38, bracket 39, carry out mold formed molded stator 40, connecting part 41 (substrate) etc. to stator 100.Blower-use motor 300 manufactures as follows, that is: the connecting part 41 be connected with outside is assembled in stator 100, after mechanical and electric joint, implements molded, then, and the parts such as assemble rotor 38, bracket 39.Therefore, because blower-use motor 300 possesses the stator 100 of execution mode 1, the product of high-quality is thus become.
Execution mode 3
Fig. 6 is the key diagram of the air conditioner 400 for illustration of embodiments of the present invention 3.Based on Fig. 6, air conditioner 400 is described.This air conditioner 400 is equipped with the blower-use motor 300 of execution mode 2.
As shown in Figure 6, air conditioner 400 possesses: indoor set 42 and the off-premises station 43 be connected with indoor set 42.Forced draft fan 44 is equipped with at off-premises station 43.Also forced draft fan (not shown) is equipped with at indoor set 42.Therefore, by carrying the blower-use motor 300 of execution mode 2 at indoor set 42 and off-premises station 43, thus the raising of quality can be realized.
Claims (5)
1. a stator for motor, is characterized in that, possesses:
Stator core, it has multiple tooth;
Insulation division, it is arranged at the described tooth of described stator core;
Winding, it is arranged at tooth by concentratred winding mode, and this tooth is provided with described insulation division; And
Terminal, it is arranged at described insulation division,
Become the magnetic wire of the end side of described winding, reeled further under the state that card is hung on described terminal.
2. the stator of motor according to claim 1, is characterized in that,
Described magnetic wire card under coating state is hung on described terminal.
3. the stator of motor according to claim 1 and 2, is characterized in that,
Described winding is connected with the Y-Y wiring of three-phase,
Described terminal is arranged at the intermediate point of each phase.
4. a blower-use motor, is characterized in that,
Use the stator of the motor according to any one of claim 1 ~ 3.
5. an air conditioner, is characterized in that,
Carry blower-use motor according to claim 4.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014000394A JP6188584B2 (en) | 2014-01-06 | 2014-01-06 | Electric motor stator, electric motor and air conditioner |
| JP2014-000394 | 2014-01-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104767311A true CN104767311A (en) | 2015-07-08 |
| CN104767311B CN104767311B (en) | 2017-11-17 |
Family
ID=52773397
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420731660.2U Expired - Fee Related CN204243953U (en) | 2014-01-06 | 2014-11-26 | The stator of motor, blower-use motor and air conditioner |
| CN201410696691.3A Expired - Fee Related CN104767311B (en) | 2014-01-06 | 2014-11-26 | Stator, blower-use motor and the air conditioner of motor |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420731660.2U Expired - Fee Related CN204243953U (en) | 2014-01-06 | 2014-11-26 | The stator of motor, blower-use motor and air conditioner |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6188584B2 (en) |
| CN (2) | CN204243953U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655642A (en) * | 2015-10-30 | 2017-05-10 | 浙江三花汽车零部件有限公司 | Electric drive pump and method for assembling the same |
| CN107332381A (en) * | 2017-06-21 | 2017-11-07 | 佛山市三水日彩电器有限公司 | Save the outer coiling group structure of the single-phase high efficiency motor of DC frequency-changing |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6188584B2 (en) * | 2014-01-06 | 2017-08-30 | 三菱電機株式会社 | Electric motor stator, electric motor and air conditioner |
| KR102430382B1 (en) * | 2017-07-14 | 2022-08-08 | 엘지이노텍 주식회사 | Motor |
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| CN203219008U (en) * | 2012-03-30 | 2013-09-25 | 三菱电机株式会社 | Motor stator, motor used for draught fan and air conditioning plant |
| CN104113155A (en) * | 2013-05-09 | 2014-10-22 | 威灵（芜湖）电机制造有限公司 | Motor-used terminal and stator |
| CN204243953U (en) * | 2014-01-06 | 2015-04-01 | 三菱电机株式会社 | The stator of motor, blower-use motor and air conditioner |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH08182236A (en) * | 1994-12-26 | 1996-07-12 | Kokusan Denki Co Ltd | Winding method of armature coil for electric rotating machine |
| JP2001275292A (en) * | 2000-03-27 | 2001-10-05 | Mitsubishi Electric Corp | Three-phase motor |
| JP3667680B2 (en) * | 2001-10-25 | 2005-07-06 | 株式会社小田原エンジニアリング | Stator coil parallel connection method and its stator |
| JP3712119B2 (en) * | 2001-11-30 | 2005-11-02 | 三工機器株式会社 | Winding method to stator core |
| JP2006067701A (en) * | 2004-08-26 | 2006-03-09 | Aisin Seiki Co Ltd | Stator for dynamo-electric machine |
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2014
- 2014-01-06 JP JP2014000394A patent/JP6188584B2/en active Active
- 2014-11-26 CN CN201420731660.2U patent/CN204243953U/en not_active Expired - Fee Related
- 2014-11-26 CN CN201410696691.3A patent/CN104767311B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2521771Y (en) * | 2002-02-04 | 2002-11-20 | 谢新茂 | Conductor terminal |
| CN101208849A (en) * | 2005-06-21 | 2008-06-25 | 三菱电机株式会社 | Armature of rotary motor, rotary motor and manufacturing method thereof |
| CN102201708A (en) * | 2010-03-26 | 2011-09-28 | 爱信精机株式会社 | Stator for rotary electrical machine |
| CN203219008U (en) * | 2012-03-30 | 2013-09-25 | 三菱电机株式会社 | Motor stator, motor used for draught fan and air conditioning plant |
| CN103368286A (en) * | 2012-03-30 | 2013-10-23 | 三菱电机株式会社 | A motor stator, a motor for a draught fan, and an air conditioner |
| CN104113155A (en) * | 2013-05-09 | 2014-10-22 | 威灵（芜湖）电机制造有限公司 | Motor-used terminal and stator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655642A (en) * | 2015-10-30 | 2017-05-10 | 浙江三花汽车零部件有限公司 | Electric drive pump and method for assembling the same |
| CN107332381A (en) * | 2017-06-21 | 2017-11-07 | 佛山市三水日彩电器有限公司 | Save the outer coiling group structure of the single-phase high efficiency motor of DC frequency-changing |
| CN107332381B (en) * | 2017-06-21 | 2024-04-02 | 佛山市三水日彩电器有限公司 | Energy-saving DC frequency-conversion single-phase high-efficiency motor outer winding group structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104767311B (en) | 2017-11-17 |
| CN204243953U (en) | 2015-04-01 |
| JP6188584B2 (en) | 2017-08-30 |
| JP2015130721A (en) | 2015-07-16 |
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Granted publication date: 20171117 Termination date: 20201126 |