CN106685110B - A kind of motor stator and motor - Google Patents

A kind of motor stator and motor Download PDF

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Publication number
CN106685110B
CN106685110B CN201611181750.9A CN201611181750A CN106685110B CN 106685110 B CN106685110 B CN 106685110B CN 201611181750 A CN201611181750 A CN 201611181750A CN 106685110 B CN106685110 B CN 106685110B
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CN
China
Prior art keywords
stator
yoke
motor
motor stator
teeth
Prior art date
Application number
CN201611181750.9A
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Chinese (zh)
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CN106685110A (en
Inventor
李春江
陈金涛
Original Assignee
广东威灵电机制造有限公司
美的威灵电机技术(上海)有限公司
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Application filed by 广东威灵电机制造有限公司, 美的威灵电机技术(上海)有限公司 filed Critical 广东威灵电机制造有限公司
Priority to CN201611181750.9A priority Critical patent/CN106685110B/en
Publication of CN106685110A publication Critical patent/CN106685110A/en
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Publication of CN106685110B publication Critical patent/CN106685110B/en

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K1/00Details of the magnetic circuit
    • H02K1/06Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12Stationary parts of the magnetic circuit
    • H02K1/14Stator cores with salient poles
    • H02K1/141Stator cores with salient poles consisting of C-shaped cores

Abstract

The present invention discloses a kind of motor stator and motor, and wherein the motor stator includes: multiple stator yoke piecemeals;Multiple yoke portions insulator, the multiple yoke portion insulator are respectively arranged on corresponding the multiple stator yoke piecemeal, and coil is wound on the multiple yoke portion insulator, and the multiple stator yoke piecemeal split of belt coil forms ring-shaped yoke portion;Multiple stator teeths, the multiple stator teeth are radially distributed in the ring-shaped yoke portion;The core lamination stack direction of the stator teeth and the stator yoke piecemeal is mutually perpendicular to after installation.For motor stator of the invention due to using partitioned organization, stock utilization is high, easily manufactured, reduces manufacturing cost, and the utilization rate of stator inner side slot is high.

Description

A kind of motor stator and motor

Technical field

The invention mainly relates to motor fields, specifically, being related to a kind of motor stator, and are provided with the motor stator Motor.

Background technique

The application of motor is more and more wide at present, especially proposes to get over to the shape of motor stator and processing to motor Carrying out higher and diversified requirement, motor stator is also faced with the pressure of cost as crucial one of driving core component, by It is an overall structure in the motor stator of the prior art, stock utilization is low in production, and manufacture is inconvenient, while overall structure Wire winding difficulty is increased, there are also coilings when on stator teeth, is easy to appear the problem of coiling is loosened, gone offline.Therefore, such as What, which provides one kind, can improve stock utilization and improve easily manufactured property, also guarantee that the motor of coiling reliable in quality is fixed Son is those skilled in the art's technical problem urgently to be resolved.

Summary of the invention

The main object of the present invention is to provide a kind of motor stator and motor, it is intended to solve that stock utilization is high, manufacture Defect difficult, coiling is of low quality.

To achieve the above object, the invention proposes a kind of motor stator, the motor stator includes:

Multiple stator yoke piecemeals;

Multiple yoke portions insulator, the multiple yoke portion insulator are respectively arranged at corresponding the multiple stator yoke piecemeal On, coil is wound on the multiple yoke portion insulator, the multiple stator yoke piecemeal split of belt coil forms ring-shaped yoke Portion;

Multiple stator teeths, the multiple stator teeth are radially distributed in the ring-shaped yoke portion;

The core lamination stack direction of the stator teeth and the stator yoke piecemeal is mutually perpendicular to after installation.

Preferably, the stator teeth is equipped with card slot, and the card slot is stuck on the stator yoke piecemeal.

Preferably, in the axial direction of the motor stator, center line of the stator teeth towards the ring-shaped yoke portion End is thicker than the thickness in the ring-shaped yoke portion.

Preferably, the stator teeth includes ontology and the stage portion positioned at the body end, the stage portion direction Axial one of orientation of the motor stator extends.

Preferably, the stator teeth includes ontology and the stage portion positioned at the body end, and the stage portion is two A, the two axial relative bearings for being respectively facing the motor stator extend.

Preferably, two stage portions are not identical along the axially extending length.

Preferably, the stator teeth is towards further including convex in the stage portion of the end of the center line in the ring-shaped yoke portion Platform, the boss are radially extended along the motor stator, and the boss is located on the outside of the end of rotor.

Preferably, curved surface is set as towards the face of the position of rotor tip on the boss.

Preferably, the boss is adjacent with the end face of centerline direction towards the ring-shaped yoke portion of the stator teeth Position be provided with curved surface.

Preferably, the junction of the stator teeth and the stator yoke piecemeal is provided with insulating layer.

The present invention also provides a kind of motor, the motor includes motor stator and rotor, the motor stator setting In the rotor periphery, the motor stator is motor stator described in any of the above one.

In the present invention, the multiple yoke portion insulator is respectively arranged on corresponding the multiple stator yoke piecemeal, band The multiple stator yoke piecemeal split of coil forms ring-shaped yoke portion, and the multiple stator teeth is radially distributed in the ring In shape yoke portion, the motor stator production of partitioned organization of the present invention is more convenient, and stock utilization is also improved;Secondly yoke portion Coiling on piecemeal is independent from each other, and can further reduced technology difficulty, and good insulation preformance;Coiled wire-wound coil only has half On the inside of ring-shaped yoke portion, the other half is located at outside, thus has bigger space for coiling, also improves stator inner side slot Utilization rate;Coil is wrapped on stator yoke piecemeal simultaneously, also avoids coiling in the prior art when on stator teeth, easily In there is the problem of coiling is loosened, gone offline, improve around line mass.

Detailed description of the invention

In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with The structure shown according to these attached drawings obtains other attached drawings.

Fig. 1 is the structural schematic diagram of the motor stator of one embodiment of the invention;

Fig. 2 is the explosive view of embodiment illustrated in fig. 1;

Fig. 3 is the structural schematic diagram of yoke portion insulator in embodiment illustrated in fig. 1;

Fig. 4 is the structural schematic diagram of stator yoke piecemeal in embodiment illustrated in fig. 1;

Fig. 5 is the structural schematic diagram of the stator teeth of first embodiment of the invention;

Fig. 6 is the structural schematic diagram of the stator teeth of second embodiment of the invention;

Fig. 7 is the structural schematic diagram of the stator teeth of third embodiment of the invention;

Fig. 8 is the structural schematic diagram of the stator teeth of fourth embodiment of the invention;

Fig. 9 is the structural schematic diagram of first shell in embodiment illustrated in fig. 1;

Figure 10 is the structural schematic diagram of second shell in embodiment illustrated in fig. 1;

Figure 11 is the structural schematic diagram of the motor of one embodiment of the invention.

Drawing reference numeral explanation:

Label Title Label Title 1 Stator yoke piecemeal 11 Groove 12 Protrusion 2 Yoke portion insulator 21 First shell 21a First coaming plate 22 Second shell 22a Second coaming plate 3 Coil 4 Stator teeth 41 Card slot 42 Stage portion 44 Boss 45 Curved surface 5 Rotor

The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its His embodiment, shall fall within the protection scope of the present invention.

It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention In explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should When particular pose changes, then directionality instruction also correspondingly changes correspondingly.

In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and should not be understood as Its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " first ", The feature of " second " can explicitly or implicitly include at least one of the features.In the description of the present invention, " multiple " contain Justice is at least two, such as two, three etc., unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. shall be understood in a broad sense, For example, " fixation " may be a fixed connection, it may be a detachable connection, or integral;It can be mechanical connection, be also possible to Electrical connection;It can be directly connected, the connection inside two elements or two can also be can be indirectly connected through an intermediary The interaction relationship of a element, unless otherwise restricted clearly.It for the ordinary skill in the art, can basis Concrete condition understands the concrete meaning of above-mentioned term in the present invention.

It in addition, the technical solution between each embodiment of the present invention can be combined with each other, but must be general with this field Based on logical technical staff can be realized, it will be understood that when the combination of technical solution appearance is conflicting or cannot achieve this The combination of technical solution is not present, also not the present invention claims protection scope within.

The present invention proposes a kind of motor stator and motor.

Fig. 1 to Fig. 4 is please referred to, the motor stator includes:

Multiple stator yoke piecemeals 1;

Multiple yoke portions insulator 2, the multiple yoke portion insulator 2 are respectively arranged at corresponding the multiple stator yoke part On block 1, coil 3 is wound on the multiple yoke portion insulator 2, the multiple 1 split of stator yoke piecemeal of belt coil 3 is formed Ring-shaped yoke portion;

Multiple stator teeths 4, the multiple stator teeth 4 are radially distributed in the ring-shaped yoke portion;

The core lamination stack direction of the stator teeth 4 and the stator yoke piecemeal 1 is mutually perpendicular to after installation.

Because making motor using the multiple stator yoke piecemeal 1, and not using the stator yoke of prior art entirety Stator production is more convenient, and stock utilization is also improved.Since the multiple yoke portion insulator 2 is respectively arranged at correspondence The multiple stator yoke piecemeal 1 on, the multiple 1 split of stator yoke piecemeal of belt coil 3 forms ring-shaped yoke portion, in this way Only one coil 3, mutually indepedent with other coils between every two adjacent stator teeth 4, improves insulation performance;This It outside, can be in independent spooling step knot because the stator yoke piecemeal 1 and yoke portion insulator 2 are not complete annulars Shu Houzai is spliced, and can reduce technology difficulty using independent coiling;Coiled wire-wound coil 3 only has half to be located in ring-shaped yoke portion simultaneously Side, the other half is located at outside, and has bigger area for coiling in the slot of motor, improves the utilization of stator inner side slot Rate;Coil is wrapped on the yoke portion insulator 2 outside stator yoke piecemeal 1, is also avoided coiling and is gone out when on stator teeth 4 Existing is easy to the problem of coiling is loosened, gone offline, and improves around line mass.Moreover, the stator teeth 4 and the stator after installation The core lamination stack direction of yoke partial block 1 is mutually perpendicular to, stronger between teeth portion and yoke portion.

The multiple stator teeth 4 is radially distributed in the ring-shaped yoke portion, because stator teeth 4 is independent knot Structure is simple to manufacture, and is convenient for modularization making, further increases stock utilization;Furthermore it is also possible to convenient for stator teeth 4 optimize, and improve the performance of motor stator.

It is preferred that 1 one end of stator yoke piecemeal setting fluted 11, the other end is provided with protrusion 12.Raised 12 He The groove 11 is adapted to, and multiple stator yoke piecemeals 1, which join end to end, forms a closed ring structure, and structure is simple, It is firm to connect, and is convenient for 1 modular manufacturing of yoke partial block, can further decrease production cost, reduces installation difficulty.Aforementioned grooves 11 Preferably dovetail groove, the preferably dovetail tangs of protrusion 12.

Fig. 1 and Fig. 5 are please referred to, the stator teeth 4 is equipped with card slot 41, and the card slot 41 is stuck in the stator yoke part On block.The stator teeth 4 is stuck in the stator yoke that the multiple stator yoke piecemeal 1 is formed using the card slot 41, It can be stuck on single stator yoke piecemeal 1, but be stuck in two 1 junctions of stator yoke piecemeal, can play preferably solid It is set for using, structure is simple, convenient for assembly.

Referring to figure 5. and Fig. 6, in the axial direction of the motor stator, the stator teeth 4 is towards the ring-shaped yoke portion The end of center line is thicker than the thickness in the ring-shaped yoke portion.Because the stator teeth 4 and the ring-shaped yoke portion are two independences Part be conducive to increase magnetic flux in this way, improve so the thickness of the stator teeth 4 can increase according to actual needs The performance of motor stator;The thickness of the stator yoke piecemeal 1 can design smaller again simultaneously, can save the stator The material of yoke partial block 1, improves stock utilization;It can also save and be led because of 1 thickness of stator yoke piecemeal increase simultaneously Induced coil length increases, and further improves materials'use rate, reduces motor stator material cost.

Schematic structural diagram of the first embodiment shown in referring to figure 5., the stator teeth 4 is including ontology and positioned at described Axial one of orientation of the stage portion 42 in body end portion, the stage portion 42 towards the motor stator extends.

Because axial one of orientation of the stage portion 42 towards the motor stator extends, such structure is more Added with poly- magnetic is conducive to, facilitates adjusting axial force, improve the performance of motor stator, while it is whole towards institute to save stator teeth 4 It states orientation and thickeies used material.

Schematic structural diagram of the second embodiment shown in fig. 6 is please referred to, the stator teeth 4 is including ontology and positioned at described The stage portion 42 in body end portion, the stage portion 42 are two, are respectively facing two axial relative bearings of the motor stator Extend.

Because two axial relative bearings of described two stage portions 42 towards the motor stator extend, such knot Structure is more conducive to poly- magnetic, can adjust axial force from both direction, improves the performance of motor stator, while part adds in this way It is whole towards material used in the thickening of described two orientation to save stator teeth 4 for thickness.

In addition, in second embodiment shown in Fig. 6, two stage portions 42 along the axially extending length not It is identical.Because two axial relative bearing development lengths of described two stage portions 42 towards the motor stator are not identical, Such structure is more conducive to poly- magnetic, can more accurately adjust axial force from both direction, improves the property of motor stator Can, while part thickeies in this way, saves the material used in a unnecessary thickening in orientation of stator teeth 4.

Referring to Fig. 7, stator teeth 4 and the first two embodiment of third embodiment of the invention the difference is that: it is described Stator teeth 4 towards further including boss 44 in the stage portion 42 of the end of the center line in the ring-shaped yoke portion, the boss 44 Along radially extending for the motor stator, the boss 44 is located on the outside of the end of rotor 5.Because having described along described The boss 44 of motor stator radially extended, can be improved poly- magnetic effect in this way, further improve the performance of motor stator.

The structural schematic diagram of the stator teeth of fourth embodiment shown in Fig. 8 is please referred to, towards rotor on the boss 44 The face of the position of end is set as curved surface 45.The embodiment is provided with curved surface 45 in the position, can be further improved in this way Poly- magnetic effect, improves the performance of motor stator.

Fig. 9 and Figure 10 are please referred to, yoke portion insulator 2 includes first shell 21 and second shell 22, the first shell Body 21 and 22 split of second shell form the space for storing the stator yoke piecemeal 1, the first shell 21 and second shell 22 end is provided with the coaming plate for coating the stator teeth 4.

Because the first shell 21 and 22 split of second shell form the space for storing the stator yoke piecemeal 1, institute The end for stating first shell 21 and second shell 22 is provided with coaming plate for coating the stator teeth 4, the coaming plate packet The first coaming plate 21a being set in first shell 21 is included, and the second coaming plate 22a being set in second shell 22, described first Coaming plate 21a and the second coaming plate 22a split form the space for accommodating the stator teeth 4, are more advantageous to stator yoke piecemeal in this way 1, the stator teeth 4 assembles and fixes, easily manufactured, and sound construction.

In further technical solution, the embodiment of the present invention can also be in the stator teeth 4 and the stator yoke The junction of piecemeal 1 is provided with insulating layer.Since insulating layer is arranged in their coupling part, stator electromagnet damage can be reduced Consumption, further promotes motor performance.

The present invention also proposes a kind of motor, please refers to Figure 11, which includes motor stator and rotor, the motor Stator is set to the rotor periphery.The specific structure of the motor stator is referring to above-described embodiment, due to the motor stator Using whole technical solutions of above-mentioned all embodiments, therefore at least institute brought by the technical solution with above-described embodiment There is beneficial effect, this is no longer going to repeat them.

The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all at this Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly It is included in other related technical areas in scope of patent protection of the invention.

Claims (8)

1. a kind of motor stator, which is characterized in that the motor stator includes:
Multiple stator yoke piecemeals;
Multiple yoke portions insulator, the multiple yoke portion insulator are respectively arranged on corresponding the multiple stator yoke piecemeal, Coil is wound on the multiple yoke portion insulator, the multiple stator yoke piecemeal split of belt coil forms ring-shaped yoke portion;
Multiple stator teeths, the multiple stator teeth are radially distributed in the ring-shaped yoke portion;
The core lamination stack direction of the stator teeth and the stator yoke piecemeal is mutually perpendicular to after installation;
The stator teeth includes ontology and the stage portion positioned at the body end, and the stator teeth is towards the ring-shaped yoke It further include boss in the stage portion of the end of the center line in portion, the boss is radially extended along the motor stator, described Boss is located on the outside of the end of rotor, is set as curved surface towards the face of the position of rotor tip on the boss.
2. motor stator as described in claim 1, which is characterized in that the stator teeth is equipped with card slot, the card slot card On the stator yoke piecemeal.
3. motor stator as described in claim 1, which is characterized in that in the axial direction of the motor stator, the stator tooth The end of portion towards the center line in the ring-shaped yoke portion is thicker than the thickness in the ring-shaped yoke portion.
4. motor stator as claimed in claim 3, which is characterized in that the stage portion is axial towards the motor stator One of orientation extends.
5. motor stator as claimed in claim 3, which is characterized in that the stage portion is two, is respectively facing the motor Two axial relative bearings of stator extend.
6. motor stator as claimed in claim 5, which is characterized in that two stage portions are along the axially extending length It spends not identical.
7. motor stator as claimed in any one of claims 1 to 6, which is characterized in that the stator teeth and the stator yoke The junction of partial block is provided with insulating layer.
8. a kind of motor, including motor stator and rotor, the motor stator is set to the rotor periphery, special Sign is that the motor stator is motor stator described in claim 1-7 any one.
CN201611181750.9A 2016-12-19 2016-12-19 A kind of motor stator and motor CN106685110B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611181750.9A CN106685110B (en) 2016-12-19 2016-12-19 A kind of motor stator and motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611181750.9A CN106685110B (en) 2016-12-19 2016-12-19 A kind of motor stator and motor

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CN106685110A CN106685110A (en) 2017-05-17
CN106685110B true CN106685110B (en) 2019-08-27

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1534847A (en) * 2003-03-31 2004-10-06 三菱电机株式会社 Armature for rotary motor
CN202798178U (en) * 2012-08-16 2013-03-13 富阳新马工具有限公司 Combined type motor stator structure
CN204290519U (en) * 2014-12-23 2015-04-22 广东威灵电机制造有限公司 Motor stator core, motor stator and motor
CN105024464A (en) * 2015-07-20 2015-11-04 佛山市威灵洗涤电机制造有限公司 Series motor, stator iron core and stator thereof, and manufacturing method of stator

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58215962A (en) * 1982-06-08 1983-12-15 Matsushita Electric Ind Co Ltd Stator for rotary electric machine
JP2009254109A (en) * 2008-04-04 2009-10-29 Kobe Steel Ltd Stator and method of manufacturing the sator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1534847A (en) * 2003-03-31 2004-10-06 三菱电机株式会社 Armature for rotary motor
CN202798178U (en) * 2012-08-16 2013-03-13 富阳新马工具有限公司 Combined type motor stator structure
CN204290519U (en) * 2014-12-23 2015-04-22 广东威灵电机制造有限公司 Motor stator core, motor stator and motor
CN105024464A (en) * 2015-07-20 2015-11-04 佛山市威灵洗涤电机制造有限公司 Series motor, stator iron core and stator thereof, and manufacturing method of stator

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