CN107919747A - Motor block stator structure and motor stator and motor - Google Patents
Motor block stator structure and motor stator and motor Download PDFInfo
- Publication number
- CN107919747A CN107919747A CN201711372112.XA CN201711372112A CN107919747A CN 107919747 A CN107919747 A CN 107919747A CN 201711372112 A CN201711372112 A CN 201711372112A CN 107919747 A CN107919747 A CN 107919747A
- Authority
- CN
- China
- Prior art keywords
- stator
- motor
- block
- punching
- coiling
- 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.)
- Pending
Links
- 238000004080 punching Methods 0.000 claims abstract description 75
- 238000010276 construction Methods 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 15
- 238000004804 winding Methods 0.000 description 9
- 229910052742 iron Inorganic materials 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
- H02K1/148—Sectional cores
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
- H02K2201/15—Sectional machines
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The invention discloses a kind of motor block stator structure and it is provided with the motor stator of the block stator structure, motor, the block stator structure includes the multiple mutually independent stator punchings to stack together, and the multiple stator punching is only fixed together by coiling.In the application, stacked multiple stator punchings are fixed together by coiling, do not have any other fixed structure between multiple stator punchings, stator punching being fastened together only by coiling after being stacked；Also, fastened between multiple block stator structures by dead ring, is fixed, it is possible to achieve motor stator is overall to be fixedly secured.This structure can effectively reduce the iron core damage of stator core, improve electric efficiency, reduce the temperature rise of motor.
Description
Technical field
The present invention relates to a kind of technical field of motors, particularly a kind of motor block stator structure and it is provided with the piecemeal
Motor stator, the motor of stator structure.
Background technology
Traditional motor stator core generally uses monoblock type or piecemeal splicing structure.Either monoblock type or piecemeal are spelled
Connect formula structure it is most of be all multiple stator punchings are fixed together using modes such as welding, cramp riveting, button point rivetings it is full
The needs of sufficient technology.Such as cramp riveting therein, cramp riveting need to withhold in stator core outer radius, make stator punching
Highly there is very big difference in height in internal-and external diameter；And weld (such as Laser Welding or argon arc welding), button point riveting destroy silicon steel sheet
Insulation makes that the iron loss of motor increases, temperature rise is increased.Also, welding destroys the insulation system of silicon steel sheet, the iron loss of stator core
It can increase, the increase of iron loss can increase motor temperature rise；Since button point is smaller, the effect for being stressed concentration can be anxious for button point riveting
Play abrasion, substantially reduces die life.
The content of the invention
In view of this, just can be real without other connection structures it is an object of the present invention to a kind of stator punching of offer
The motor block stator structure that is now fastened and fixed well and the motor stator and motor for being provided with the block stator structure.
To reach above-mentioned purpose, on the one hand, the present invention adopts the following technical scheme that：
A kind of motor block stator structure, including the multiple mutually independent stator punchings to stack together, it is the multiple
Stator punching is only fixed together by coiling.
Preferably, including skeleton, the skeleton are arranged between the stator punching after being stacked and coiling；It is and/or including exhausted
Edge paper, the insulating paper are arranged between the stator punching after being stacked and coiling.
Preferably, the skeleton includes two parts, and the stator punching being symmetrically disposed in after described be stacked is axial in motor
On both ends.
Preferably, adjacent partial stator punching forms the first stator punching, and other stator punchings form the punching of the second stator
Piece, the diameter on first stator punching cylindrical surface where motor outer rim radially are less than second stator punching in electricity
The diameter on cylindrical surface where the outer rim of machine radially.
Preferably, first stator punching is positioned close to the position at the upward both ends of the motor shaft.
Preferably, the stacking factor of the stator structure is 0.92~0.98.
Preferably, the first location structure and the second positioning are respectively arranged with the circumferential both sides in the yoke portion of the stator punching
Structure, first location structure and the second location structure are along the axially extending of the motor.
Preferably, first location structure is groove, and second location structure is can be with the fit depressions
Convex ribs.
On the other hand, the present invention adopts the following technical scheme that：
A kind of motor stator, including above-mentioned block stator structure.
Another further aspect, the present invention adopt the following technical scheme that：
A kind of motor stator, including multiple block stator structures, multiple block stator structures are in the circumferential direction of the motor
Circular ring shape is arranged to make up, the outer rim of first stator punching forms bathtub construction, in the flute profile knot in motor radially
Dead ring is provided with structure.
Preferably, the bathtub construction is provided with a dead ring formed with multiple in each bathtub construction.
Another further aspect, the present invention adopt the following technical scheme that：
A kind of motor, including above-mentioned motor stator.
In the application, stacked multiple stator punchings are fixed together by coiling, are not detained between multiple stator punchings
Point, does not weld and rivets, and without any other fixed structure, the stator punching after being stacked only is fixed on one by coiling
Rise, can effectively reduce the iron loss of stator core, improve electric efficiency, reduce the temperature rise of motor；Also, multiple block stator knots
Fastened between structure by dead ring, is fixed, it is possible to achieve motor stator is overall to be fixedly secured.Motor in the application is determined
Multiple stator punchings of son are fastened and fixed by the winding of coiling in the axial direction of the motor, and multiple block stator structures are in electricity
Motor stator is fastened in the circumferential direction of machine, motor stator entirety fixing-stable, firmly while is fastenedly connected without others
Structure, it is simple in structure, the overall performance of motor will not be influenced.
Brief description of the drawings
By the description to the embodiment of the present invention referring to the drawings, above-mentioned and other purpose of the invention, feature and
Advantage will be apparent from, in the accompanying drawings：
Fig. 1 is the structural representation of the stator punching to stack together in motor block stator structure provided by the invention
Figure；
Fig. 2 is the schematic diagram of motor block stator structure provided by the invention；
Fig. 3 removes the schematic diagram after coiling for motor block stator structure provided by the invention；
Fig. 4 is the schematic diagram of the skeleton in motor block stator structure provided by the invention；
Fig. 5 is the structure diagram of motor stator provided by the invention.
Embodiment
Below based on embodiment, present invention is described, but the present invention is not restricted to these embodiments.Under
It is detailed to describe some specific detail sections in the literary detailed description to the present invention.Do not have for a person skilled in the art
The description of these detail sections can also understand the present invention completely.In order to avoid obscuring the essence of the present invention, known method, mistake
The not narration in detail of journey, flow, element.
In addition, it should be understood by one skilled in the art that provided herein attached drawing be provided to explanation purpose, and
What attached drawing was not necessarily drawn to scale.
Unless the context clearly requires otherwise, otherwise entire disclosure is similar with the " comprising " in claims, "comprising" etc.
Word should be construed to the implication included rather than exclusive or exhaustive implication；That is, it is containing for " including but not limited to "
Justice.
In the description of the present invention, it is to be understood that term " first ", " second " etc. are only used for description purpose, without
It is understood that to indicate or implying relative importance.In addition, in the description of the present invention, unless otherwise indicated, the implication of " multiple "
It is two or more.
This application provides a kind of motor block stator structure and be provided with the block stator structure motor stator and
Motor, as shown in Figs. 1-2, it is multiple mutually independent fixed that the motor block stator structure 1 in the application includes stacking together
Sub- punching 11, the multiple stator punching 11 are only fixed together by coiling 12.In the application, between multiple stator punchings 11
Only being fastened together by coiling 12, does not detain a little, does not weld and rivet, without any other fixed structure,
Stator punching 11 after stacked is only fixed together by coiling 12, can effectively reduce the iron loss of stator core.
Preferably, as Figure 2-3, the block stator structure 1 in the application includes skeleton 13, and the skeleton 13 is arranged on
Between stator punching 11 and coiling 12 after stacked；The block stator structure 1 further includes insulating paper 15, and the insulating paper 15 is set
Put between the stator punching 11 after stacked and coiling 12.The skeleton 13 and insulating paper 15 are isolation material, it can be achieved that fixed
Insulation between sub- punching 11 and coiling 12.Wherein, the skeleton 13 can carry out tentatively the stacked stator punching 11
It is fixed so that the winding operation of coiling 12 can be smoothed out, so as to form stator winding, at the same by formed winding around
Line 12 carries out final fixation to stacked stator punching 11.
Preferably, the skeleton 13 includes two parts, is symmetrically disposed in the stator punching 11 after described be stacked in motor
Both ends in axial direction.As shown in figure 4, the skeleton 13 includes the matched center section 131 of teeth portion with stator punching 11, with
And the tooth pole auxiliary section 132 and yoke portion auxiliary section 133 being connected with the center section 131, wherein, tooth pole auxiliary section 132
It is engaged with the tooth pole part of the stator punching 11, yoke portion auxiliary section 133 is engaged with the yoke portion of stator punching 11, real
The insulation of the tooth pole and yoke portion of existing coiling 12 and stator punching 11, the center section 131 be formed as with it is described it is stacked after
The groove 1311 that the teeth portion of stator punching 11 is adapted in the upward end sections of motor shaft, it is described before coiling 12 is wound
The center section 131 of skeleton 13 is covered in the teeth portion of the stator punching 11 after being stacked near the upward end of motor shaft, to this
A little stator punchings 11 carry out Primary Location.After winding the formation stator winding of coiling 12, that is, form the block stator in the application
Structure.
Multiple block stator structures 1 in the application are arranged to make up circular ring shape in the circumferential direction of the motor so as to form
Motor stator in the application.It is in a preferred embodiment, adjacent in order to which multiple block stator structures 1 are fixed
Partial stator punching 11 forms the first stator punching 111, and other stator punchings form the second stator punching 112, and described first is fixed
The diameter on sub- punching 111 cylindrical surface where motor outer rim radially is less than second stator punching 112 in motor radially
On outer rim where cylindrical surface diameter.In this way, after multiple block stator structures 1 form motor stator, in motor radially,
The outer rim of first stator punching 111 forms bathtub construction 14, and dead ring 2 is provided with the bathtub construction 14.In order to
More stablize and firmly so that fixed, the bathtub construction 14 is both provided with one formed with multiple in each bathtub construction 14
A dead ring 2.The dead ring 2 is preferably steel loop.
Preferably, first stator punching 111 is positioned close to the position at the upward both ends of the motor shaft.In this way,
Dead ring 2 can be set close to the position at motor axial direction both ends in motor stator, can be in the case where setting as far as possible few dead ring 2
Realize the fixation to the stabilization of multiple block stator structures 1.
In the application, pass through coiling electromagnetic wire in the iron core slot of the stacked stator punching composition in block stator structure 1
It is (i.e. axial to draw that (coiling) makes the stator punching 11 of block stator structure 1 be packed together to an entirety under the action of coiling pulling force
Tightly), the stacking factor of the stator punching is 0.92~0.98, due to being realized in the application by winding tension to stator punching
11 are fixed, and the stacking factor in the range of this disclosure satisfy that motor requirement, while do not interfere with the performance of coiling 12 again.
It is mutually located and fixes in the circumferential in order to facilitate block stator structure 1, it is preferable that in the stator punching 11
The circumferential both sides in yoke portion are respectively arranged with the first location structure 113 and the second location structure 114, first location structure 113
With the second location structure 114 along the axially extending of the motor.Preferably, first location structure 113 is groove, described
Two location structures 114 are can be with the convex ribs of the fit depressions.Multiple block stator structures 1 are enclosed into electricity in this way, working as
During machine stator, the first location structure 113 and another block stator structure 1 adjacent thereto in a block stator structure 1
On the second location structure 114 be engaged, realize to the Primary Location between block stator structure 1 and fixation, it is convenient to motor
Stator continues to fix and is processed further.
During assembling, it is multiple with winding block stator iron cores composition block stator structure 1 by stator splice frock by
The concavo-convex location fit of first location structure, 113 and second location structure 114, combination become an entirety after compressing；
The overall both ends hot jacket dead ring 2, the dead ring 2 of steel cool down after-contraction banding in stator periphery, prevent stator core from existing
Radially scatter, the overall motor stator outer diameter being spliced by block stator structure 1 is more than the internal diameter ruler of dead ring 2
It is very little, by thermal expansion and contraction principle, dead ring 2 after cooling by stator banding into an entirety, so as to form a complete stator.
In the application, multiple stator punchings 11 are fixed together by coiling 12, are not detained between multiple stator punchings 11
Point, does not weld and rivets, and without any other fixed structure, the stator punching 11 after being stacked only is fixed on by coiling 12
Together, the iron loss of stator core can be effectively reduced,；Also, carried out tightly by dead ring 2 between multiple block stator structures 1
Solid, it is fixed, it is possible to achieve motor stator is overall to be fixedly secured.To sum up, multiple stator punchings of the motor stator in the application
11 are fastened and fixed by the winding of coiling 12 in the axial direction of the motor, and multiple block stator structures 1 are in the circumferential direction of motor
Motor stator is fastened, motor stator entirety fixing-stable, firmly, while without other fastening structures, structure
Simply, the overall performance of motor will not be influenced.
For those skilled in the art it is easily understood that on the premise of not conflicting, above-mentioned each preferred solution can be free
Ground combination, superposition.
It should be appreciated that above-mentioned embodiment is only exemplary, and it is nonrestrictive, without departing from the basic of the present invention
In the case of principle, those skilled in the art can be directed to the various obvious or equivalent modification made of above-mentioned details or replace
Change, be all included in scope of the presently claimed invention.
Claims (12)
- A kind of 1. motor block stator structure, it is characterised in that including the multiple mutually independent stator punchings to stack together, The multiple stator punching is only fixed together by coiling.
- 2. motor block stator structure according to claim 1, it is characterised in thatIncluding skeleton, the skeleton is arranged between the stator punching after being stacked and coiling；And/or including insulating paper, it is described absolutely Edge paper is arranged between the stator punching after being stacked and coiling.
- 3. motor block stator structure according to claim 2, it is characterised in that the skeleton includes two parts, symmetrically Ground is arranged on the stator punching after being stacked at the upward both ends of motor shaft.
- 4. the motor block stator structure according to one of claim 1-3, it is characterised in that adjacent partial stator punching Form the first stator punching, other stator punchings form the second stator punching, first stator punching in motor radially The diameter on cylindrical surface where outer rim is less than the diameter on second stator punching cylindrical surface where motor outer rim radially.
- 5. motor block stator structure according to claim 4, it is characterised in that first stator punching, which is arranged on, to be leaned on The position at the nearly upward both ends of the motor shaft.
- 6. the motor block stator structure according to one of claim 1-3, it is characterised in that the stator structure laminates Coefficient is 0.92~0.98.
- 7. the motor block stator structure according to one of claim 1-3, it is characterised in that in the yoke of the stator punching The circumferential both sides in portion are respectively arranged with the first location structure and the second location structure, first location structure and the second positioning knot Structure is axially extending along the motor.
- 8. motor block stator structure according to claim 7, it is characterised in that first location structure is groove, Second location structure is can be with the convex ribs of the fit depressions.
- 9. a kind of motor stator, it is characterised in that including the block stator structure described in one of multiple claim 1-8.
- 10. a kind of motor stator, it is characterised in that including the block stator structure described in multiple claims 4 or 5, Duo Gefen Block stator structure is arranged to make up circular ring shape in the circumferential direction of the motor, in motor radially, first stator punching Outer rim forms bathtub construction, and dead ring is provided with the bathtub construction.
- 11. motor stator according to claim 10, it is characterised in that the bathtub construction is formed with multiple, each A dead ring is provided with bathtub construction.
- 12. a kind of motor, it is characterised in that including the motor stator described in one of claim 9-11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711372112.XA CN107919747A (en) | 2017-12-19 | 2017-12-19 | Motor block stator structure and motor stator and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711372112.XA CN107919747A (en) | 2017-12-19 | 2017-12-19 | Motor block stator structure and motor stator and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107919747A true CN107919747A (en) | 2018-04-17 |
Family
ID=61893569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711372112.XA Pending CN107919747A (en) | 2017-12-19 | 2017-12-19 | Motor block stator structure and motor stator and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107919747A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109599963A (en) * | 2019-01-17 | 2019-04-09 | 日立电梯电机（广州）有限公司 | Core body, stator and motor |
| CN109660035A (en) * | 2018-12-20 | 2019-04-19 | 中山市中科智能制造研究院有限公司 | The manufacturing method of motor, block stator and block stator |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5729072A (en) * | 1992-09-24 | 1998-03-17 | Matsushita Electric Industrial Co., Ltd. | Stator for an electric motor |
| JP2000324728A (en) * | 1999-05-14 | 2000-11-24 | Mitsubishi Electric Corp | Stator core, stator, motor, compressor and manufacture of the stator core |
| US6177751B1 (en) * | 1998-08-21 | 2001-01-23 | Minebea Co., Ltd. | Rotary electric machine and bobbin thereof |
| CN1471217A (en) * | 2002-07-03 | 2004-01-28 | 松下电器产业株式会社 | Brushless motor and sealed compressor having same |
| US20080191578A1 (en) * | 2005-02-01 | 2008-08-14 | Steven Andrew Evans | Stator For An Electric Machine |
| CN201303258Y (en) * | 2008-10-30 | 2009-09-02 | 安徽皖南新维电机有限公司 | Stator pole of DC electric machine |
| CN102088229A (en) * | 2009-12-07 | 2011-06-08 | 许昌西继电梯有限公司 | Spliced stator iron core of tractor |
| CN102570644A (en) * | 2012-01-04 | 2012-07-11 | 鹤山市明可达实业有限公司 | Inward-rotation stator and manufacturing method thereof |
| CN107425619A (en) * | 2017-08-28 | 2017-12-01 | 广东美芝制冷设备有限公司 | Stator module, motor and compressor |
| CN208028666U (en) * | 2017-12-19 | 2018-10-30 | 珠海格力节能环保制冷技术研究中心有限公司 | Motor block stator structure and motor stator and motor |
-
2017
- 2017-12-19 CN CN201711372112.XA patent/CN107919747A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5729072A (en) * | 1992-09-24 | 1998-03-17 | Matsushita Electric Industrial Co., Ltd. | Stator for an electric motor |
| US6177751B1 (en) * | 1998-08-21 | 2001-01-23 | Minebea Co., Ltd. | Rotary electric machine and bobbin thereof |
| JP2000324728A (en) * | 1999-05-14 | 2000-11-24 | Mitsubishi Electric Corp | Stator core, stator, motor, compressor and manufacture of the stator core |
| CN1471217A (en) * | 2002-07-03 | 2004-01-28 | 松下电器产业株式会社 | Brushless motor and sealed compressor having same |
| US20080191578A1 (en) * | 2005-02-01 | 2008-08-14 | Steven Andrew Evans | Stator For An Electric Machine |
| CN201303258Y (en) * | 2008-10-30 | 2009-09-02 | 安徽皖南新维电机有限公司 | Stator pole of DC electric machine |
| CN102088229A (en) * | 2009-12-07 | 2011-06-08 | 许昌西继电梯有限公司 | Spliced stator iron core of tractor |
| CN102570644A (en) * | 2012-01-04 | 2012-07-11 | 鹤山市明可达实业有限公司 | Inward-rotation stator and manufacturing method thereof |
| CN107425619A (en) * | 2017-08-28 | 2017-12-01 | 广东美芝制冷设备有限公司 | Stator module, motor and compressor |
| CN208028666U (en) * | 2017-12-19 | 2018-10-30 | 珠海格力节能环保制冷技术研究中心有限公司 | Motor block stator structure and motor stator and motor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109660035A (en) * | 2018-12-20 | 2019-04-19 | 中山市中科智能制造研究院有限公司 | The manufacturing method of motor, block stator and block stator |
| CN109599963A (en) * | 2019-01-17 | 2019-04-09 | 日立电梯电机（广州）有限公司 | Core body, stator and motor |
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