CN208445360U - Stator and motor - Google Patents
Stator and motor Download PDFInfo
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- CN208445360U CN208445360U CN201821296790.2U CN201821296790U CN208445360U CN 208445360 U CN208445360 U CN 208445360U CN 201821296790 U CN201821296790 U CN 201821296790U CN 208445360 U CN208445360 U CN 208445360U
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- stator
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- core unit
- stator core
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 80
- 238000010276 construction Methods 0.000 claims description 17
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 238000009434 installation Methods 0.000 abstract description 5
- 238000003475 lamination Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 230000005284 excitation Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model relates to a stator and motor. The stator includes: the stator core comprises a plurality of iron core units which are arranged in a split mode, wherein a splicing structure is formed between every two adjacent iron core units, and the iron core units are spliced through the splicing structure to form an annular stator core; and the lantern ring is sleeved outside the stator iron core and fixedly connected with the plurality of iron core units. The utility model provides a stator and motor, because a plurality of iron core units splice into annular stator core through mosaic structure to locate outside the stator core and fixed with a plurality of iron core units through the lantern ring cover, so avoided directly with a plurality of stator core welded fastening, then stator core can not weld and be heated unevenly and produce the deformation, thereby the circularity of the interior circle of stator core is better; and the end face of the stator core can not rebound, the end face of the stator core is better in verticality with the inner circle, so that the installation inclination of the stator core in the later period can not be caused, and the stator core deformation is also avoided.
Description
Technical field
The utility model relates to technical field of driving, more particularly to a kind of stator and motor.
Background technique
Motor mainly includes stator and rotor, and when work, stator generates rotating excitation field, and rotor is in rotating excitation field by magnetic force
Wire cutting and generate electric current.
Conventionally employed stator mainly includes two kinds of structures:
1, chain structure is spelled, multiple iron core units are connected at chain form, when the stator that multiple iron core units are spliced into whole circle
It after iron core, is welded and fixed between multiple iron core units, will lead to iron core unit uneven heating, therefore iron core by the way of welding
Unit is easily deformed, and is occurred so as to cause the bad situation of the inner circle circularity of entire stator core；
2, lamination structure, multiple laminations and two end plates including whole circle setting, in assembling, multiple laminations are mutual
It is superimposed together, and the integral retaining after overlapping is between two end plates, then by passing through after hydraulic press compression and circumferentially
End plate and multiple laminations are welded and fixed multiple pads, and since hydraulic press can be withdrawn after welding, such lamination is folded
Closing height can rebound, and close to the position of pad, rebound is smaller, and the position rebound far from pad is larger, to cause whole
The verticality of a stator faces and inner circle is bad, since the stator faces are mounting surface, if stator faces are vertical with inner circle
Spend it is bad, then will lead to stator installation inclination, cause stator deformability.
Utility model content
Based on this, it is necessary to be asked for traditional stator inner circle circularity is bad and the verticality of stator faces and inner circle is bad
Topic provides a kind of inner circle circularity preferably and the preferable stator of verticality and motor of stator faces and inner circle.
A kind of stator, comprising:
The iron core unit of multiple split settings, iron core unit described in each adjacent two form splicing construction between each other, institute
State the stator core that multiple iron core units are spliced to form annular by the splicing construction；
Lantern ring is sheathed on outside the stator core and is fixedly connected with the stator core.
The splicing construction includes protrusion and recess portion in one of the embodiments, and the protrusion is set to per adjacent two
One in a iron core unit, the recess portion are set to another one in iron core unit described in each adjacent two.
Each iron core unit passes through two splicing constructions positioned at itself two sides in one of the embodiments,
Circumferentially be limited between two iron core units of adjacent two sides, and in the multiple iron core unit the protrusion along identical
Circumferencial direction be set on same circumference.
Each iron core unit includes yoke portion interconnected and teeth portion, the protrusion in one of the embodiments,
It is set to the yoke portion of one in iron core unit described in each adjacent two, the recess portion is set to iron core described in each adjacent two
The yoke portion of another one in unit, the yoke portion of the multiple iron core unit are spliced to form the outer circle of the stator core,
The teeth portion of the multiple iron core unit is spaced apart from each other setting and forms the inner circle of the stator core.
The protrusion is along the circumferentially extending in the yoke portion in the one end in the yoke portion and described in one of the embodiments,
The outer peripheral surface in yoke portion smoothly transits in the outer peripheral surface of the protrusion, and the recess portion is the periphery for being opened in the other end in the yoke portion
The open slot in face.
In one of the embodiments, further include:
Multiple skeletons, each skeleton include the first sub- skeleton and the second sub- skeleton of split settings, first son
Skeleton is docked with the described second sub- skeleton and is sheathed on outside the teeth portion；
Multiple coils, each coil are wound in outside each skeleton.
The teeth portion offers limit hole in one of the embodiments, and first skeleton includes the first noumenon and convex
Set on the first locating part of the first noumenon, second skeleton includes the second ontology and is convexly equipped in the of second ontology
Two locating parts, the first noumenon are docked with second ontology and are sheathed on outside the teeth portion, first locating part with it is described
Second locating part is respectively limited by the both ends of the limit hole.
The lantern ring hot jacket is in fixed outside the stator core in one of the embodiments,.
The end face of the lantern ring is concordant with the end face of the stator core in one of the embodiments,.
A kind of motor, including rotor and stator as described in any one of the above embodiments, the rotor are rotatablely arranged at described
In stator.
Stator and motor provided by the utility model, since multiple iron core units are spliced into determining for annular by splicing construction
Sub- iron core, and be sheathed on outside stator core by lantern ring and fixed with multiple iron core units, so avoiding directly will be multiple fixed
Sub- iron core is welded and fixed, then stator core will not because in welding process uneven heating be deformed, thus the inner circle of stator core
Circularity it is preferable；And the end face of stator core will not rebound, the end face of stator core and the verticality of inner circle are preferable, such as
This not will lead to the installation inclination of later period stator core, then also avoids stator core deformation.
Detailed description of the invention
Fig. 1 is the axonometric drawing for the stator that an embodiment of the present invention provides；
Fig. 2 is the front view of stator provided in Fig. 1；
Fig. 3 is the structure chart of the iron core unit of stator provided in Fig. 1；
Fig. 4 is the structure chart of the section components of stator provided in Fig. 1；
Fig. 5 is the front view of section components provided in Fig. 4；
Fig. 6 is the cross-sectional view of section components provided in Fig. 4.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The preferred embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms in fact
It is existing, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes public affairs to the utility model
The understanding for opening content is more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes
Any and all combinations of one or more related listed items.
Refering to fig. 1 and Fig. 2, an embodiment of the present invention provide a kind of stator 10, stator core 11, set including annular
Ring 12, multiple skeletons 13 and multiple coils 14.
The iron core unit 111 of stator core 11 including multiple split settings, each adjacent two iron core unit 111 it is mutual it
Between form splicing construction 15, multiple iron core units 111 are spliced to form the stator core 11 of above-mentioned annular by splicing construction 15, cover
Ring 12 is sheathed on outside stator core 11 and is fixedly connected with multiple iron core units 111.
Since multiple iron core units 111 are spliced into annular stator core 11 by splicing construction 15, and pass through lantern ring 12
It is outer and fixed with multiple iron core units 111 to be sheathed on stator core 11, so avoids and directly welds multiple stator cores 11
It is fixed, then stator core 11 will not because in welding process uneven heating be deformed, thus the circularity of the inner circle of stator core 11
Preferably；And the end face of stator core 11 will not rebound, the end face of stator core 11 and the verticality of inner circle are preferable, so
The installation inclination that not will lead to later period stator core 11, then also avoid the deformation of stator core 11.
Refering to Fig. 3, iron core unit 111 includes yoke portion 112 interconnected and teeth portion 113, each adjacent two iron core unit
111 yoke portion 112 forms above-mentioned splicing construction 15 between each other, and the yoke portion 112 of multiple iron core units 111 is spliced to form stator iron
The teeth portion 113 of the outer circle of core 11, multiple iron core units 111 is spaced apart from each other setting and forms the inner circle of stator core 11.Specifically,
Yoke portion 112 has the outer peripheral surface for the outer circle for being used to form stator core 11 and the inner peripheral surface away from outer peripheral surface, teeth portion 113
One end is connected to the middle position of the inner peripheral surface in yoke portion 112, and the other end formation of teeth portion 113 is used to form the interior of stator core 11
Round inner peripheral surface.
Splicing construction 15 includes protrusion 151 and recess portion 152, and protrusion 151 is set to one in each adjacent two iron core unit 111
The yoke portion 112 of person, recess portion 152 are set to the yoke portion 112 of another one in each adjacent two iron core unit 111.Each iron core unit
111 are circumferentially limited between two iron core units 111 of adjacent two sides by being located at two splicing constructions 15 of itself two sides,
And the protrusion 151 in multiple iron core units 111 is set on same circumference along identical circumferencial direction.
Specifically, the both ends of each iron core unit 111 circumferentially are respectively arranged with a protrusion 151 and a recess portion 152,
The protrusion 151 for being set to the iron core unit 111 is a part of one of splicing construction 15, is set to the iron core unit 111
Recess portion 152 be another one splicing construction 15 a part.
In other embodiments, the both ends difference of one circumferentially in each adjacent two iron core unit 111 also can be set
It is provided with a protrusion 151, the both ends of another one circumferentially are respectively arranged with one in each adjacent two iron core unit 111 at this time
Recess portion 152, so interval setting, the splicing that each adjacent two iron core unit 111 also may be implemented are fixed.
With continued reference to Fig. 3, in the present embodiment, protrusion 151 along yoke portion 112 circumferentially extending in yoke portion 112 one end and
The outer peripheral surface in yoke portion 112 smoothly transits in the outer peripheral surface of protrusion 151, and recess portion 152 is the periphery for being opened in the other end in yoke portion 112
The open slot in face is so convenient for the design of protrusion 151 and recess portion 152.
It is understood that in other embodiments, protrusion 151 can be connected to yoke portion 112 along the circumferential direction in yoke portion 112
The other positions of one end, are such as connected to the middle part of the one end in yoke portion 112, and such recess portion 152 is correspondingly opened in yoke portion 112
The middle part of the other end.
Refering to Fig. 4 and Fig. 5, the quantity of skeleton 13 is equal with the quantity of iron core unit 111, and each skeleton 13 is sheathed on often
Outside the teeth portion 113 of a iron core unit 111, the quantity of coil 14 is equal with the quantity of skeleton 13, and each coil 14 is sheathed on each
Outside skeleton 13.
Specifically, the quantity of iron core unit 111 is set as 16, at this time the both ends circumferentially of yoke portion 112 and stator core
It is 22.5 ° that line between 11 center of circle, which is formed by included angle A,.Then the quantity of skeleton 13 and coil 14 is also correspondingly 16.
In other embodiments, the quantity of iron core unit 111 can choose as other quantity, correspondingly skeleton 13 and line
The quantity setting of circle 14 is equal with the quantity of iron core unit 111, is not limited thereto.
Refering to Fig. 6, skeleton 13 includes the first sub- skeleton 131 and the second sub- skeleton 132, and the first sub- skeleton 131 and second is sub
The docking of skeleton 132 is sheathed on outside teeth portion 113, and then coil 14 is wound in solid outside the first sub- skeleton 131 and the second sub- skeleton 132
It is fixed.
Specifically, for the ease of the limit of the first sub- skeleton 131 and the second sub- skeleton 132, teeth portion 113 is provided with limit hole
1131, the first sub- skeleton 131 includes the first noumenon 1311 and be convexly equipped in the first locating part 1312 of the first noumenon 1311, and second
Sub- skeleton 132 includes the second ontology 1321 and the second locating part 1322 for being convexly equipped in the second ontology 1321, the first noumenon 1311 with
The docking of second ontology 1321 is sheathed on outside teeth portion 113, and the first locating part 1312 and the second locating part 1322 are arranged in limit respectively
The both ends in position hole 1131.
In the present embodiment, 12 hot jacket of lantern ring is in outside stator core 11, i.e., when multiple iron core units 111 are spliced into annular
After stator core 11, at this time due to there is no the excircle dimension 0.1mm- generally big compared with required value of the limit stator core 11 of lantern ring 12
0.2mm, lantern ring 12 is heated to proper temperature rear enclosure outside stator core 11, by multiple iron cores after 12 natural cooling of lantern ring
Unit 111 is fixed, and the outer circle of stator core 11 reaches required value at this time.
In the present embodiment, the end face of lantern ring 12 is concordant with the end face of stator core 11, the end face of such lantern ring 12 and fixed
The end face of sub- iron core 11 can be used as mounting surface together.
The specific assembling process of the stator 10 provided in the present embodiment is as follows:
1, the first noumenon 1311 of the first sub- skeleton 131 is docked with the second ontology 1321 of the second sub- skeleton 132 and is sheathed on
Outside the teeth portion 113 of iron core unit 111, and the second limit of the first locating part 1312 of the first sub- skeleton 131 and the second sub- skeleton 132
Position part 1322 is respectively limited by the both ends for limiting hole 1131；
2, coil 14 is wound in outside the first noumenon 1311 and the second ontology 1321；
3, multiple iron core units 111 are spliced into annular stator core 11 by splicing body using tooling, at this time stator
The excircle dimension of iron core 11 0.1mm-0.2mm generally big compared with required value；
4, lantern ring 12 is heated to certain temperature, and lantern ring 12 is sheathed on outside stator core 11, lantern ring 12 is naturally cold
But it is fixedly connected after with multiple iron core units 111.
An embodiment of the present invention also provides a kind of motor, including rotor and above-mentioned stator 10.
Stator 10 and motor provided by the embodiment of the utility model, since multiple iron core units 111 pass through splicing construction 15
It is spliced into the stator core 11 of annular, and is sheathed on outside stator core 11 by lantern ring 12 and is fixed with multiple iron core units 111,
It so avoids and directly multiple stator cores 11 is welded and fixed, then stator core 11 will not be because of uneven heating production in welding process
Change shape, so that the circularity of the inner circle of stator core 11 is preferable；And the end face of stator core 11 will not rebound, stator iron
The end face of core 11 and the verticality of inner circle are preferable, not will lead to the installation inclination of later period stator core 11 so, then also avoid
Stator core 11 deforms.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of stator (10) characterized by comprising
The iron core unit (111) of multiple split settings, iron core unit (111) described in each adjacent two form splicing knot between each other
Structure (15), the multiple iron core unit (111) are spliced to form the stator core (11) of annular by the splicing construction (15)；
Lantern ring (12) is sheathed on the stator core (11) outside and is fixedly connected with the stator core (11).
2. stator (10) according to claim 1, which is characterized in that the splicing construction (15) include protrusion (151) with
Recess portion (152), the protrusion (151) are set to one in iron core unit described in each adjacent two (111), the recess portion (152)
It is set to another one in iron core unit described in each adjacent two (111).
3. stator (10) according to claim 2, which is characterized in that each iron core unit (111), which passes through, to be located at certainly
The splicing construction (15) of two of body two sides is circumferentially limited between two iron core units (111) of adjacent two sides,
And the protrusion (151) is set on same circumference along identical circumferencial direction on the multiple iron core unit (111).
4. stator (10) according to claim 2, which is characterized in that each iron core unit (111) includes mutually interconnecting
The yoke portion (112) and teeth portion (113) connect, the protrusion (151) are set to one in iron core unit described in each adjacent two (111)
The yoke portion (112), the recess portion (152) is set to the described of another one in iron core unit described in each adjacent two (111)
Yoke portion (112), the yoke portion (112) of the multiple iron core unit (111) are spliced to form the outer circle of the stator core (11),
The teeth portion (113) of the multiple iron core unit (111) is spaced apart from each other setting and forms the inner circle of the stator core (11).
5. stator (10) according to claim 4, which is characterized in that week of the protrusion (151) along the yoke portion (112)
It smoothly transits to the outer peripheral surface of one end and the yoke portion (112) for extending the yoke portion (112) in the outer of the protrusion (151)
Circumferential surface, the recess portion (152) are the open slot for being opened in the outer peripheral surface of the other end of the yoke portion (112).
6. stator (10) according to claim 4, which is characterized in that further include:
Multiple skeletons (13), each skeleton (13) include the first sub- skeleton (131) and the second sub- skeleton of split settings
(132), the described first sub- skeleton (131) docks with the described second sub- skeleton (132) and is sheathed on the teeth portion (113) outside；
Multiple coils (14), each coil (14) are wound in each skeleton (13) outside.
7. stator (10) according to claim 6, which is characterized in that the teeth portion (113) offers limit hole (1131),
The first sub- skeleton (131) includes the first noumenon (1311) and the first locating part for being convexly equipped in the first noumenon (1311)
(1312), the described second sub- skeleton (132) includes the second ontology (1321) and is convexly equipped in the second of second ontology (1321)
Locating part (1322), the first noumenon (1311) dock with second ontology (1321) and are sheathed on the teeth portion (113) outside,
First locating part (1312) and second locating part (1322) are respectively limited by the both ends of the limit hole (1131).
8. stator (10) according to claim 1-7, which is characterized in that lantern ring (12) hot jacket is in described fixed
Sub- iron core (11) is fixed outside.
9. stator (10) according to claim 1-7, which is characterized in that the end face of the lantern ring (12) with it is described
The end face of stator core (11) is concordant.
10. a kind of motor, which is characterized in that including rotor and such as the described in any item stators of claim 1-9 (10), described turn
Son is rotatablely arranged in the stator (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821296790.2U CN208445360U (en) | 2018-08-13 | 2018-08-13 | Stator and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821296790.2U CN208445360U (en) | 2018-08-13 | 2018-08-13 | Stator and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208445360U true CN208445360U (en) | 2019-01-29 |
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ID=65086630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821296790.2U Active CN208445360U (en) | 2018-08-13 | 2018-08-13 | Stator and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208445360U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808897A (en) * | 2018-08-13 | 2018-11-13 | 珠海格力电器股份有限公司 | stator and motor |
| CN111404300A (en) * | 2020-03-27 | 2020-07-10 | 珠海格力电器股份有限公司 | Assembly structure, stator module and motor |
-
2018
- 2018-08-13 CN CN201821296790.2U patent/CN208445360U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808897A (en) * | 2018-08-13 | 2018-11-13 | 珠海格力电器股份有限公司 | stator and motor |
| WO2020034535A1 (en) * | 2018-08-13 | 2020-02-20 | 珠海格力电器股份有限公司 | Stator and motor |
| CN111404300A (en) * | 2020-03-27 | 2020-07-10 | 珠海格力电器股份有限公司 | Assembly structure, stator module and motor |
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