CN106130207A - A kind of stator core and chain type stator lamination - Google Patents
A kind of stator core and chain type stator lamination Download PDFInfo
- Publication number
- CN106130207A CN106130207A CN201610640406.5A CN201610640406A CN106130207A CN 106130207 A CN106130207 A CN 106130207A CN 201610640406 A CN201610640406 A CN 201610640406A CN 106130207 A CN106130207 A CN 106130207A
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- CN
- China
- Prior art keywords
- chain type
- type stator
- stator lamination
- groove
- lamination
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The present invention provides a kind of stator core and chain type stator lamination, solves prior art chain type core structure Cheng Yuanhou and there is projection, it is impossible to problem close-fitting with casing.Chain type stator lamination therein, Cheng Yuanhou is used for stator core, the profile of tooth unit being sequentially connected with including several, connected by connecting portion between adjacent two profile of tooth unit, it is provided with the groove that turns back in the inner side of described connecting portion, being provided with the transition structure of indent in the outside of described connecting portion, make described chain type stator lamination Cheng Yuanhou, the entirety of described transition structure is without departing from the cylindrical of Cheng Yuanhou stator core.Chain type stator lamination of the present invention, a transition structure is increased between two profile of tooth unit, ensure that transition structure is controlled within Cheng Yuanhou stator core diameter at Cheng Yuanhou by chain type stator lamination, ensure with casing to be that face contacts, add contact area, ensure that stator core closely cooperates with casing, can be applicable to non-plastic packaging shell motor, such as servomotor etc..
Description
Technical field
The present invention relates to a kind of technical field of motors, particularly relate to a kind of stator core and chain type stator lamination.
Background technology
The stator design of motor, in order to improve motor production efficiency and automatization level, is become chain structure by existing motor.
I.e. one stator is divided into the number equal with groove number, does not turns off between every piece of iron core, launches as an iron chains, can during production
With together around complete line, one full circle of resynthesis is the formation of a stator.
There is projection in existing chain type core structure Cheng Yuanhou, if using at non-plastic packaging shell motor, is point cantact with casing, nothing
Method closely cooperates with casing, therefore existing chain type core structure is only applied to plastic packaging motor, it is impossible to realize being applied to non-plastic packaging shell electricity
Machine.
Summary of the invention
In view of this, the present invention provides a kind of stator core and chain type stator lamination, solves prior art chain type iron core
There is projection after constituting circle in knot, it is impossible to problem close-fitting with casing.
For reaching above-mentioned purpose, present invention generally provides following technical scheme:
On the one hand, the present invention provides a kind of chain type stator lamination, and described chain type stator lamination Cheng Yuanhou is used for stator
Iron core, the profile of tooth unit being sequentially connected with including several, connected by connecting portion, in described company between adjacent two profile of tooth unit
The inner side meeting portion is provided with the groove that turns back, and is provided with the transition structure of indent in the outside of described connecting portion, makes described chain type stator core
Sheet Cheng Yuanhou, the entirety of described transition structure is without departing from the cylindrical of Cheng Yuanhou stator core.
Preferably, described transition structure is groove, including being positioned at the first straight flange of bottom portion of groove and being positioned at groove both sides
First side, second side, described first side, second side are connected to the both sides of described first straight flange.
Preferably, described first side, second side use round-corner transition to be connected with the junction of described first straight flange,
And/or, described first side, second side use round-corner transition to be connected with the junction of described profile of tooth unit.
Preferably, described first side, second side, and/or, described first side, second side and described profile of tooth list
The junction of unit is respectively with described first straight flange in obtuse angle.
Preferably, described first side, second side are symmetrical relative to described first straight flange.
Preferably, described first side, second side are 135 ° of angles with described first straight flange respectively.
Preferably, described first side, second side are arc shape.
Preferably, turn back described in the bottom of groove is provided with and subtracts stress groove.
Preferably, it is circular or oval for subtracting stress groove described in.
Preferably, described in the groove that turns back be inverted V-shaped, and described chain type stator lamination Cheng Yuanhou, described in turn back the two of groove
Individual lateral edges abuts against.
Preferably, described profile of tooth unit, in I-shaped, makes described chain type lamination Cheng Yuanhou, adjacent two profile of tooth unit
Between around forming trapezoidal space.
On the other hand, the present invention also provides for a kind of stator core, including several chain type stator laminations, described in several
Chain type stator lamination Cheng Yuanhou stacking connects, and described chain type stator lamination uses above-described chain type stator lamination.
Chain type stator lamination of the present invention, increases a transition structure, it is ensured that chain between two profile of tooth unit
Transition structure is controlled within Cheng Yuanhou stator core diameter at Cheng Yuanhou by formula stator lamination, it is ensured that be that face connects with casing
Touch, add contact area, it is ensured that stator core closely cooperates with casing, can be applicable to non-plastic packaging shell motor, such as servomotor
Deng, add the application scenario of this stator core；Overcome chain type stator core and cannot be applied to a difficult problem for other housing motors.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of description, below with presently preferred embodiments of the present invention and coordinate accompanying drawing describe in detail as after.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing chain type stator lamination；
Fig. 2 is partial enlargement structural representation at A in Fig. 1；
Fig. 3 is the Cheng Yuanhou structural representation of existing chain type stator lamination；
Fig. 4 is partial enlargement structural representation at B in Fig. 3；
Fig. 5 is the structural representation of chain type stator lamination described in the embodiment of the present invention；
Fig. 6 is partial enlargement structural representation at C in Fig. 5；
Fig. 7 is the Cheng Yuanhou structural representation of chain type stator lamination described in the embodiment of the present invention；
Fig. 8 is partial enlargement structural representation at D in Fig. 7.
In figure:
10, chain type stator lamination；101, the first attachment structure；102, the second attachment structure；
11, profile of tooth unit；
12, connecting portion；
13, turn back groove；131, stress groove is subtracted；
14, transition structure；141, the first straight flange；142, first side；143, second side；
15, button bit.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with the specific embodiment of the invention and
Technical solution of the present invention is clearly and completely described by corresponding accompanying drawing.Obviously, described embodiment is only the present invention one
Section Example rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not doing
Go out the every other embodiment obtained under creative work premise, broadly fall into the scope of protection of the invention.
As Figure 1-4, the connecting portion between the profile of tooth unit of existing chain type stator lamination, at chain type stator core
Can form projection after sheet Cheng Yuan, this projection protrudes from the cylindrical of stator core, causes fixing between stator core and casing
It is that the point by protruding part is fixed, makes cannot closely cooperate between stator core and casing.
As viewed in figures 5-8, the embodiment of the present invention provides a kind of chain type stator lamination 10, described chain type stator lamination 10
Cheng Yuanhou is used for stator core, the profile of tooth unit 11 being sequentially connected with including several, passes through between adjacent two profile of tooth unit 11
Connecting portion 12 connects, and is provided with, in the inner side of described connecting portion 12, the groove 13 that turns back, and is provided with indent in the outside of described connecting portion 12
Transition structure 14, after making 10 one-tenth circles of described chain type stator lamination, the entirety of described transition structure 14 is without departing from Cheng Yuanhou stator
The cylindrical of iron core.
Based on those skilled in the art's understanding to technical solution of the present invention, the quantity of described profile of tooth unit 11 should be with stator
The quantity of groove is identical, forms the stator slot of equal amount after making 10 one-tenth circles of described chain type stator lamination.
Chain type stator lamination of the present invention, increases a transition structure, it is ensured that chain between two profile of tooth unit
Transition structure is controlled within Cheng Yuanhou stator core diameter at Cheng Yuanhou by formula stator lamination, it is ensured that be that face connects with casing
Touch, add contact area, it is ensured that stator core closely cooperates with casing, can be applicable to non-plastic packaging shell motor, such as servomotor
Deng, add the application scenario of this stator core；Overcome chain type stator core and cannot be applied to a difficult problem for other housing motors.
Preferably, described transition structure 14 is groove, including being positioned at the first straight flange 141 of bottom portion of groove and being positioned at groove two
The first side 142 of side, second side 143, described first side 142, second side 143 are connected to described first straight flange 141
Both sides.
Using the mode that the first straight flange 131 is combined with the side of both sides, the first straight flange 141 is corresponding with the groove 13 that turns back, and works as institute
State chain type stator lamination and become bowlder, described in the turn back notch of groove 13 reduce the both sides of the groove 13 that even turns back and abut so that with
The first straight flange 141 that the position of the described groove 13 that turns back is corresponding also produces deformation, owing to the side of the first straight flange 131 and both sides is constituted
Groove structure, the stress the most effectively reducing the first straight flange 141 is concentrated, it is also possible to guarantee the first straight flange 141 and both sides
Side is all without departing from the cylindrical of Cheng Yuanhou stator core.
In the present embodiment, described first side, second side can be rectilinear forms, it is also possible to be arc shape.
Preferably, when described first side 142, second side 143 are rectilinear form, described first side 142, second
Side 143 uses round-corner transition to be connected with the junction of described first straight flange 141；And described first side 142, second side
143 are also adopted by round-corner transition with the junction of described profile of tooth unit 11 is connected.Employing round-corner transition connects, can be the most effective
The stress of the link position reducing the first straight flange 141 and first side 142, second side 143 is concentrated, and makes whole transition structure set
It is more reasonable to count.
Preferably, described first side 142, second side 143 are respectively with described first straight flange 141 in obtuse angle.Use blunt
The structure design at angle is not only convenient for molding in technique, it is also possible to effectively reduces stress and concentrates.
Preferably, described first side 142, second side 143 are symmetrical relative to described first straight flange 141.Adopt
Designing with symmetrical structure, the structure that can make described chain type stator lamination is more stable, and layout is the most reasonable.
Preferably, described first side 142, second side 143 respectively with described first straight flange 141 in 135 ° of angles.
Preferably, described first side 142, second side 143 can also be arc shapes, described first side 143,
Dual side-edge 143 and the junction of described first straight flange 141, described first side 142, second side 143 and described profile of tooth unit
The junction of 11, uses round-corner transition to connect.
Understandings based on those skilled in the art, described first side 142, second side 143 can also be other shapes.
Preferably, described in the groove 13 that turns back in inverted V-shaped, and after 10 one-tenth circles of described chain type stator lamination, described in turn back groove
Two lateral edges of 13 abut against.
Preferably, turn back described in the bottom of groove 13 is provided with and subtracts stress groove 131.Subtract the design of stress groove, can significantly drop
The stress that the groove 13 that turns back described in low produces during turning back is concentrated, it is ensured that product has more preferable stability, makes product have
Longer service life.
Preferably, stress groove 131 is subtracted described in for circular or oval.Use circular or oval structure to design, make
Subtract stress groove 131 to have and preferably subtract stress effect.
Preferably, the head end of described chain type stator lamination 10 is provided with the first attachment structure 101, and tail end is provided with the second connection
Structure 102, described chain type stator lamination 10 becomes bowlder, described first attachment structure 101 to fit with described second attachment structure 102
Join connection, and outside described first attachment structure 101, described second attachment structure 102 are all without departing from Cheng Yuanhou stator core
Circle.
While guaranteeing the entirety of the transition structure cylindrical without departing from Cheng Yuanhou stator core, in addition it is also necessary to guarantee described
One attachment structure the 101, second attachment structure 102 is all without departing from the cylindrical of Cheng Yuanhou stator core.Thus ensure that whole chain type is fixed
Sub-lamination, at Cheng Yuanhou, does not has projection to protrude from outer round surface.
In the present embodiment, described first attachment structure 101 and described second attachment structure 102 can be as illustrated in the drawing
Step shape, it is also possible to be other shapes mutually agreed with, such as teeth shape.
Preferably, described profile of tooth unit 11, in I-shaped, makes described chain type lamination Cheng Yuanhou, adjacent two profile of tooth lists
Around forming trapezoidal space between unit, for housing the coil of stator core.The outer side edges of described profile of tooth unit is curved, and
And the radian of profile of tooth unit is equal with the radian of stator core cylindrical.
The present invention also provides for a kind of stator core, including several chain type stator laminations, several described chain type stators
Lamination Cheng Yuanhou stacking connects, and described chain type stator lamination uses above-described chain type stator lamination 10.Described chain
Stacking connection is carried out by button bit 15 between formula stator lamination 10.
The stator core that the present embodiment provides, uses described chain type stator lamination, increases between two profile of tooth unit
Add a transition structure, it is ensured that chain type stator lamination Cheng Yuanhou transition structure controlled Cheng Yuanhou stator core diameter with
In, it is ensured that it is that face contacts with casing, adds contact area, it is ensured that stator core closely cooperates with casing, can be applicable to non-moulding
Capsule motor, such as servomotor etc., adds the application scenario of this stator core；Overcome chain type stator core cannot be applied to
A difficult problem for other housing motors.
In sum, skilled addressee readily understands that, on the premise of not conflicting, above-mentioned each advantageous manner can
Freely to combine, superposition.
The above, be only presently preferred embodiments of the present invention, the present invention not makees any pro forma restriction, depends on
Any simple modification, equivalent variations and the modification made above example according to the technical spirit of the present invention, all still falls within this
In the range of bright technical scheme.
Claims (11)
1. a chain type stator lamination, described chain type stator lamination Cheng Yuanhou is used for stator core, it is characterised in that include
The profile of tooth unit that several are sequentially connected with, is connected by connecting portion, in described connecting portion between adjacent two profile of tooth unit
Side is provided with the groove that turns back, and is provided with the transition structure of indent in the outside of described connecting portion, makes described chain type stator lamination Cheng Yuanhou,
The entirety of described transition structure is without departing from the cylindrical of Cheng Yuanhou stator core.
2. chain type stator lamination as claimed in claim 1, it is characterised in that described transition structure is groove, including being positioned at
First straight flange of bottom portion of groove and be positioned at the first side of groove both sides, second side, described first side, second side connect
Both sides at described first straight flange.
3. chain type stator lamination as claimed in claim 2, it is characterised in that described first side, second side are with described
The junction of the first straight flange uses round-corner transition to connect, and/or, described first side, second side and described profile of tooth unit
Junction uses round-corner transition to connect.
4. chain type stator lamination as claimed in claim 2 or claim 3, it is characterised in that described first side, second side are in directly
Wire shaped, and respectively with described first straight flange in obtuse angle.
5. chain type stator lamination as claimed in claim 4, it is characterised in that described first side, second side relative to
Described first straight flange is symmetrical.
6. chain type stator lamination as claimed in claim 5, it is characterised in that described first side, second side respectively with
Described first straight flange is 135 ° of angles.
7. chain type stator lamination as claimed in claim 2 or claim 3, it is characterised in that described first side, second side are arc
Wire shaped.
8. the chain type stator lamination as described in one of claim 1-7, it is characterised in that described in the turn back bottom of groove be provided with and subtract
Stress groove.
9. chain type stator lamination as claimed in claim 8, it is characterised in that described in subtract stress groove be circular or oval.
10. the chain type stator lamination as described in one of claim 1-9, it is characterised in that described in the groove that turns back be inverted V-shaped, and
And described chain type stator lamination Cheng Yuanhou, described in turn back two lateral edges of groove abut against.
11. 1 kinds of stator cores, including several chain type stator laminations, several described chain type stator lamination Cheng Yuanhou layers
Folded connection, it is characterised in that described chain type stator lamination uses the chain type stator lamination that one of claim 1-10 is described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610640406.5A CN106130207A (en) | 2016-08-05 | 2016-08-05 | A kind of stator core and chain type stator lamination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610640406.5A CN106130207A (en) | 2016-08-05 | 2016-08-05 | A kind of stator core and chain type stator lamination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106130207A true CN106130207A (en) | 2016-11-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610640406.5A Pending CN106130207A (en) | 2016-08-05 | 2016-08-05 | A kind of stator core and chain type stator lamination |
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| Country | Link |
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| CN (1) | CN106130207A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007024822B3 (en) * | 2007-05-29 | 2009-01-29 | Siemens Ag | Stator assembling method for e.g. driving motor in motor vehicle, involves bending stator yoke with used wound stator teeth from elongated form to cylindrical form, and fastening together ends of stator yokes |
| CN201616715U (en) * | 2010-01-29 | 2010-10-27 | 珠海格力电器股份有限公司 | Iron core and thin bridge chain type iron core |
| CN203180661U (en) * | 2013-02-04 | 2013-09-04 | 中山南丰电机制造有限公司 | Motor stator structure and matching motor housing assembled therewith |
| CN105743238A (en) * | 2016-05-17 | 2016-07-06 | 珠海格力节能环保制冷技术研究中心有限公司 | Chain-type motor and iron core assembly thereof |
| CN205901458U (en) * | 2016-08-05 | 2017-01-18 | 珠海格力节能环保制冷技术研究中心有限公司 | Stator core and chain stator core piece |
-
2016
- 2016-08-05 CN CN201610640406.5A patent/CN106130207A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007024822B3 (en) * | 2007-05-29 | 2009-01-29 | Siemens Ag | Stator assembling method for e.g. driving motor in motor vehicle, involves bending stator yoke with used wound stator teeth from elongated form to cylindrical form, and fastening together ends of stator yokes |
| CN201616715U (en) * | 2010-01-29 | 2010-10-27 | 珠海格力电器股份有限公司 | Iron core and thin bridge chain type iron core |
| CN203180661U (en) * | 2013-02-04 | 2013-09-04 | 中山南丰电机制造有限公司 | Motor stator structure and matching motor housing assembled therewith |
| CN105743238A (en) * | 2016-05-17 | 2016-07-06 | 珠海格力节能环保制冷技术研究中心有限公司 | Chain-type motor and iron core assembly thereof |
| CN205901458U (en) * | 2016-08-05 | 2017-01-18 | 珠海格力节能环保制冷技术研究中心有限公司 | Stator core and chain stator core piece |
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| PB01 | Publication | ||
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Application publication date: 20161116 |