CN106685110A - Motor stator and the motor - Google Patents

Motor stator and the motor Download PDF

Info

Publication number
CN106685110A
CN106685110A CN201611181750.9A CN201611181750A CN106685110A CN 106685110 A CN106685110 A CN 106685110A CN 201611181750 A CN201611181750 A CN 201611181750A CN 106685110 A CN106685110 A CN 106685110A
Authority
CN
China
Prior art keywords
stator
yoke
motor
motor stator
teeth
Prior art date
Application number
CN201611181750.9A
Other languages
Chinese (zh)
Other versions
CN106685110B (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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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
Application granted granted Critical
Publication of CN106685110B publication Critical patent/CN106685110B/en

Links

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 invention discloses a motor stator and the motor wherein the motor stator comprises a plurality of stator yoking part blocks; a plurality of yoking part insulators wherein the plurality of yoking part insulators are arranged on the corresponding plurality of stator yoking part blocks, the plurality of yoking part insulators are wound by coils, and the plurality of stator yoking part blocks with coils are spliced to form an annular yoking part; and a plurality of stator toothed parts distributed on the annular yoking part in the radial manner. When installed, the stator toothed parts and the iron cores of the stator yoking part blocks are mutually vertical in the lamination direction. According to the invention, the motor stator adopts a structure with separated blocks, which utilizes the materials at high efficiency. Capable of being manufactured conveniently, the manufacturing cost is reduced; and the utilization rate of the inner side groove of the stator is also high.

Description

A kind of motor stator and motor

Technical field

The invention mainly relates to machine field, specifically, is related to a kind of motor stator, and it is provided with the motor stator Motor.

Background technology

At present the application scenario of motor is more and more wide, and motor is especially got over to the shape and processing proposition of motor stator Carry out higher and diversified requirement, motor stator is also faced with the pressure of cost as one of crucial driving core component, by It is an overall structure in the motor stator of prior art, stock utilization is low in production, and manufacture is inconvenient, while overall structure Wire winding difficulty is increased, when also coiling is on stator teeth, the problem that coiling is released, gone offline easily occurs.Therefore, such as What provides one kind and can improve stock utilization, and can improve easily manufactured property, and the motor that also ensure coiling reliable in quality is determined Son, is those skilled in the art's technical problem urgently to be resolved hurrily.

The content 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 stock utilization it is not high, manufacture Difficult, coiling defect of low quality.

For achieving the above object, the present invention proposes a kind of motor stator, and the motor stator includes:

Multiple stator yoke piecemeals;

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

Multiple stator teeths, the plurality of stator teeth is radially distributed in the ring-shaped yoke portion;

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

Preferably, the stator teeth is provided with draw-in groove, and the draw-in groove is stuck on the stator yoke piecemeal.

Preferably, in the axial direction of the motor stator, centrage 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 body 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 body and the stage portion positioned at the body end, and the stage portion is two Individual, axial two relative bearing for being respectively facing the motor stator extends.

Preferably, two stage portions are differed along the axially extending length.

Preferably, the stator teeth also includes convex towards in the stage portion of the end of the centrage in the ring-shaped yoke portion Platform, the boss is radially extended along the motor stator, and the boss is located at the end outside of rotor.

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

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

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

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

In the present invention, the plurality of yoke portion insulator is respectively arranged on corresponding the plurality of stator yoke piecemeal, band The plurality of stator yoke piecemeal split of coil forms ring-shaped yoke portion, and the plurality of stator teeth is radially distributed in the ring In shape yoke portion, the motor stator of partitioned organization of the present invention makes more convenient, and stock utilization is also improved;Next yoke portion Coiling on piecemeal is separate, can reduce further technology difficulty, and good insulation preformance;Coiled wire-wound coil only has half Positioned at ring-shaped yoke portion inner side, second half is located at outside, thus has bigger space for coiling, also improves stator inner side slot Utilization rate;Simultaneously coil is wrapped on stator yoke piecemeal, when it also avoid that coiling is on stator teeth in prior art, easily In there is the problem that coiling is released, gone offline, improve around line mass.

Description of the drawings

In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with Structure according to these accompanying drawings obtains other accompanying drawings.

Fig. 1 is the structural representation 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 representation of yoke portion insulator in embodiment illustrated in fig. 1;

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

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

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

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

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

Fig. 9 is the structural representation of the first housing in embodiment illustrated in fig. 1;

Figure 10 is the structural representation of the second housing in embodiment illustrated in fig. 1;

Figure 11 is the structural representation of the motor of one embodiment of the invention.

Drawing reference numeral explanation:

Label Title Label Title 1 Stator yoke piecemeal 11 Groove 12 It is raised 2 Yoke portion insulator 21 First housing 21a First coaming plate 22 Second housing 22a Second coaming plate 3 Coil 4 Stator teeth 41 Draw-in groove 42 Stage portion 44 Boss 45 Curved surface 5 Rotor

The realization of the object of the invention, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.

Specific embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment a part of embodiment only of the invention, rather than the embodiment of whole.Base Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its His embodiment, belongs to the scope of protection of the 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 relative position relation, motion conditions under a certain particular pose (as shown in drawings) between each part etc. are explained, if should When particular pose changes, then directionality indicates also correspondingly to change therewith.

In addition, in the present invention such as relating to the description of " first ", " second " etc. be only used for describe purpose, and it is not intended that Indicate or imply its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", At least one this feature can be expressed or be implicitly included to the feature of " second ".In describing the invention, " multiple " contain Justice is at least two, such as two, three etc., unless otherwise expressly limited specifically.

In the present invention, unless otherwise clearly defined and limited, term " connection ", " fixation " etc. should be interpreted broadly, For example, " fixation " can be fixedly connected, or be detachably connected, or integral;Can be mechanically connected, or Electrical connection;Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be the connection or two of two element internals The interaction relationship of individual element, unless otherwise clearly restriction.For the ordinary skill in the art, can basis Concrete condition understands above-mentioned term concrete meaning in the present invention.

In addition, the technical scheme between each embodiment of the invention can be combined with each other, but must be general with this area Logical technical staff can be implemented as basis, when the combination appearance of technical scheme is conflicting or cannot realize it will be understood that this The combination of technical scheme is not present, also not within the protection domain of application claims.

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

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

Multiple stator yoke piecemeals 1;

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

Multiple stator teeths 4, the plurality of stator teeth 4 is radially distributed in the ring-shaped yoke portion;

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

Because using the plurality of stator yoke piecemeal 1, and not using the stator yoke that prior art is overall, making motor Stator makes more convenient, and stock utilization is also improved.Because the plurality of yoke portion insulator 2 is respectively arranged at correspondence The plurality of stator yoke piecemeal 1 on, the plurality of split of stator yoke piecemeal 1 of belt coil 3 forms ring-shaped yoke portion, so Only one of which coil 3 between the adjacent stator teeth 4 of each two, it is separate with other coils, improve insulating properties;This Outward, because the stator yoke piecemeal 1 and yoke portion insulator 2 are not complete annulars, can tie in independent spooling step Shu Houzai is spliced, and using independent coiling technology difficulty can be reduced;Simultaneously coiled wire-wound coil 3 only has half to be located in ring-shaped yoke portion Side, second half is located in outside, and the groove of motor has bigger area for coiling, improves the utilization of stator inner side slot Rate;Coil is wrapped on the yoke portion insulator 2 outside stator yoke piecemeal 1, is gone out when it also avoid coiling on stator teeth 4 Existing is easy to the problem that coiling is released, gone offline, and improves around line mass.And, the stator teeth 4 and the stator after installation The core lamination stack direction of yoke partial block 1 is mutually perpendicular to, more firm between teeth portion and yoke portion.

The plurality of 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 improves stock utilization;Furthermore it is also possible to be easy to stator teeth 4 are optimized design, improve the performance of motor stator.

It is preferred that described one end of stator yoke piecemeal 1 arranges fluted 11, the other end is provided with raised 12.Raised 12 He The groove 11 is adapted to, and multiple stator yoke piecemeals 1 join end to end and constitute the loop configuration of a closing, simple structure, Connection is firm, is easy to the modular manufacturing of yoke partial block 1, can further reduce production cost, reduces installation difficulty.Aforementioned grooves 11 Preferably dovetail groove, raised 12 are preferably dovetail tangs.

Fig. 1 and Fig. 5 is refer to, the stator teeth 4 is provided with draw-in groove 41, and the draw-in groove 41 is stuck in the stator yoke part On block.The stator teeth 4 is stuck in the stator yoke that the plurality of stator yoke piecemeal 1 is formed using the draw-in groove 41, Can be stuck on single stator yoke piecemeal 1, but be stuck in two junctions of stator yoke piecemeal 1, can play preferably solid It is set for using, simple structure is convenient for assembly.

Fig. 5 and Fig. 6 is refer to, in the axial direction of the motor stator, the stator teeth 4 is towards the ring-shaped yoke portion The end of centrage 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, so the thickness of the stator teeth 4 can increase according to actual needs, be so conducive to increasing magnetic flux, improve The performance of motor stator;What simultaneously the thickness of the stator yoke piecemeal 1 can be designed again is smaller, can save the stator The material of yoke partial block 1, improves stock utilization;Can also save simultaneously and be led because the thickness of stator yoke piecemeal 1 increases Induced coil length increases, and further increases materials'use rate, reduces motor stator material cost.

The first embodiment structural representation shown in Fig. 5 is refer to, the stator teeth 4 includes body and positioned at described The stage portion 42 in body end portion, the stage portion 42 extends towards axial one of orientation of the motor stator.

Because the stage portion 42 extends towards axial one of orientation of the motor stator, such structure is more Plus be conducive to poly- magnetic, and it is convenient to adjust axial force, the performance of motor stator is improve, while it is overall towards institute to save stator teeth 4 State orientation and thicken used material.

The second embodiment structural representation shown in Fig. 6 is refer to, the stator teeth 4 includes body and positioned at described The stage portion 42 in body end portion, the stage portion 42 is two, is respectively facing axial two relative bearing of the motor stator Extend.

Because described two stage portions 42 extend towards axial two relative bearing of the motor stator, such knot Structure can adjust axial force advantageously in poly- magnetic from both direction, improve the performance of motor stator, while so local adds Thickness, saves the overall material used towards the thickening of described two orientation of stator teeth 4.

Additionally, in the second embodiment shown in Fig. 6, two stage portions 42 along the axially extending length not It is identical.Because described two stage portions 42 are differed towards the axial two relative bearing development length of the motor stator, Such structure can more accurately adjust axial force advantageously in poly- magnetic from both direction, improve the property of motor stator Can, while so local thickeies, save the material that stator teeth 4 is used in a unnecessary thickening in orientation.

With reference to Fig. 7, stator teeth 4 and the difference of first two embodiment of third embodiment of the invention are:It is described Stator teeth 4 towards in the stage portion 42 of the end of the centrage in the ring-shaped yoke portion also include boss 44, the boss 44 Along radially extending for the motor stator, the boss 44 is located at the end outside of rotor 5.Because having described along described The boss 44 for radially extending of motor stator, can so improve poly- magnetic effect, further improve the performance of motor stator.

The structural representation of the stator teeth of fourth embodiment shown in Fig. 8 is refer to, towards rotor on the boss 44 The face of the position of end is set to curved surface 45.The embodiment is provided with curved surface 45 in the position, so can further improve Poly- magnetic effect, improves the performance of motor stator.

Fig. 9 and Figure 10 is refer to, yoke portion insulator 2 includes the first housing 21 and the second housing 22, the first shell The split of 21 and second housing of body 22 forms the space of the storage stator yoke piecemeal 1, the housing of first housing 21 and second 22 end is provided with the coaming plate for coating the stator teeth 4.

Because the split of 21 and second housing of the first housing 22 forms the space of the storage stator yoke piecemeal 1, institute The end for stating the first housing 21 and the second housing 22 is provided with coaming plate for coating the stator teeth 4, the coaming plate bag Include the first coaming plate 21a being arranged on the first housing 21, and the second coaming plate 22a being arranged on the second housing 22, described first Coaming plate 21a and the second coaming plate 22a splits form the space for accommodating the stator teeth 4, are so more beneficial for stator yoke piecemeal 1st, the assembling and fixation of the stator teeth 4, easily manufactured, and sound construction.

In further technical scheme, the embodiment of the present invention can be with the stator teeth 4 and the stator yoke The junction of piecemeal 1 is provided with insulating barrier.Due to arranging insulating barrier in their coupling part, stator electromagnet damage can be reduced Consumption, further lifting motor performance.

The present invention also proposes a kind of motor, refer to Figure 11, and the motor includes motor stator and rotor, the motor Stator is arranged at the rotor periphery.Concrete structure reference above-described embodiment of the motor stator, due to the motor stator Employ whole technical schemes of above-mentioned all embodiments, therefore the institute that at least technical scheme with above-described embodiment is brought There is beneficial effect, this is no longer going to repeat them.

The preferred embodiments of the present invention are the foregoing is only, the scope of the claims of the present invention is not thereby limited, it is every at this Under the inventive concept of invention, the equivalent structure transformation made using description of the invention and accompanying drawing content, or directly/use indirectly It is included in the scope of patent protection of the present invention in other related technical fields.

Claims (10)

1. a kind of motor stator, it is characterised in that the motor stator includes:
Multiple stator yoke piecemeals;
Multiple yoke portions insulator, the plurality of yoke portion insulator is respectively arranged on corresponding the plurality of stator yoke piecemeal, Coil is wound with the plurality of yoke portion insulator, the plurality of stator yoke piecemeal split of belt coil forms ring-shaped yoke portion;
Multiple stator teeths, the plurality of stator teeth is radially distributed in the ring-shaped yoke portion;
The stator teeth is mutually perpendicular to the core lamination stack direction of the stator yoke piecemeal after installation.
2. motor stator as claimed in claim 1, it is characterised in that the stator teeth is provided with draw-in groove, the draw-in groove card On the stator yoke piecemeal.
3. motor stator as claimed in claim 1, it is characterised in that in the axial direction of the motor stator, the stator tooth Portion is thicker than the thickness in the ring-shaped yoke portion towards the end of the centrage in the ring-shaped yoke portion.
4. motor stator as claimed in claim 3, it is characterised in that the stator teeth includes body and positioned at the body The stage portion of end, the stage portion extends towards axial one of orientation of the motor stator.
5. motor stator as claimed in claim 3, it is characterised in that the stator teeth includes body and positioned at the body The stage portion of end, the stage portion is two, and axial two relative bearing for being respectively facing the motor stator extends.
6. motor stator as claimed in claim 5, it is characterised in that two stage portions are along the axially extending length Degree is differed.
7. the motor stator as described in claim 4-6 any one, it is characterised in that the stator teeth is towards the annular Also include boss in the stage portion of the end of the centrage in yoke portion, the boss is radially extended along the motor stator, institute Boss is stated positioned at the end outside of rotor.
8. motor stator as claimed in claim 7, it is characterised in that the face on the boss towards the position of rotor tip sets It is set to curved surface.
9. the motor stator as described in claim 1-6 any one, it is characterised in that the stator teeth and the stator yoke The junction of partial block is provided with insulating barrier.
10. a kind of motor, including motor stator and rotor, the motor stator is arranged at the rotor periphery, its It is characterised by, the motor stator is the motor stator described in claim 1-9 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

Publications (2)

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

Family

ID=58871093

Family Applications (1)

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

Country Status (1)

Country Link
CN (1) CN106685110B (en)

Citations (6)

* 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
CN1534847A (en) * 2003-03-31 2004-10-06 三菱电机株式会社 Armature for rotary motor
JP2009254109A (en) * 2008-04-04 2009-10-29 Kobe Steel Ltd Stator and method of manufacturing the sator
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

Patent Citations (6)

* 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
CN1534847A (en) * 2003-03-31 2004-10-06 三菱电机株式会社 Armature for rotary motor
JP2009254109A (en) * 2008-04-04 2009-10-29 Kobe Steel Ltd Stator and method of manufacturing the sator
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

Also Published As

Publication number Publication date
CN106685110B (en) 2019-08-27

Similar Documents

Publication Publication Date Title
EP2611000B1 (en) Electric motor
CN102201708B (en) Rotary electric machine
US7042130B2 (en) Electrical machine construction using axially inserted teeth in a stator ring or armature
US7221073B2 (en) Axial gap electronic motor
US9343930B2 (en) Segmented stator assembly
CN103404003B (en) Stator for electric rotating machine
JP5379550B2 (en) Armature
EP0629034B1 (en) Stator of dynamo-electric machine
CN103503278B (en) Stator and manufacturing method for stators
JP5879121B2 (en) Axial gap rotating electric machine
JP6053001B2 (en) Bus bar unit
EP2557660B1 (en) Layered iron core of rotary electrical machine
KR20080042923A (en) Coil device, composite coil device and transformer device
KR20050118232A (en) Core back of an electrical machine and method for making the same
US7049725B2 (en) Dynamoelectric machine stator and method for mounting prewound coils thereunto
US2695969A (en) Stator core construction for dynamoelectric machines
WO2010100890A1 (en) Armature for motor
JP5306411B2 (en) Rotating electric machine
EP2587632B1 (en) Laminated core for dynamo-electric machine
US8760019B2 (en) Rotating electric machine terminal arrangement
US20090152976A1 (en) Dynamo-electrical machine with tooth-wound coils
JP5087880B2 (en) Reactor
US9479022B2 (en) Stator tooth wire retention wings
JP4851807B2 (en) Armature for rotating electrical machine and method for manufacturing armature
US20040256942A1 (en) Three-phase motor

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant