CN207896757U - The drag cup winding of axial segmentation - Google Patents
The drag cup winding of axial segmentation Download PDFInfo
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- CN207896757U CN207896757U CN201721340965.0U CN201721340965U CN207896757U CN 207896757 U CN207896757 U CN 207896757U CN 201721340965 U CN201721340965 U CN 201721340965U CN 207896757 U CN207896757 U CN 207896757U
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- axial segmentation
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Abstract
The utility model is related to a kind of drag cup winding of axial segmentation, the winding includes at least two sub- windings being axially distributed.Compared with prior art, the utility model can effectively reduce winding itself eddy-current loss, then the advantages that the efficiency performance of promotion motor.
Description
Technical field
The utility model is related to a kind of machine windings, more particularly, to a kind of drag cup winding of axial segmentation.
Background technology
Hollow-cup motor also known as does iron-core less motor, and this motor is fabricated to the hollow of cylinder using self-binding enamel wire
Cup winding, winding, which can be put in stator side or be put in rotor-side, provides magnetic field, and usual this winding has following several
Type：The winding of lap winding, crossing group and concentric type.
Utility model US4,543,507 describes the drag cup winding made of self-binding enamel wire：Lap winding, crossing
Group；Above-mentioned winding scheme can meet motor low speed operation needs, but be not suitable for high-speed electric expreess locomotive scheme, because its winding is in height
Eddy-current loss is excessive when speed operation, and it is serious to cause that the motor feels hot.
Utility model US7,671,504B2 propose a kind of drag cup winding based on concentric type winding, this winding it is every
It is respectively that upper plane and lower plane, different coils are arranged together by lower planes nesting that a coil, which is located at two planes,；
This winding can solve the high-speed cruising of drag cup winding, because it uses the concentric winding of multiply filament coiling, winding
Under action of alternating magnetic field, the loss of winding itself is small, and motor line resistance is small, therefore motor overall performance is excellent.But
The shortcomings that winding, is to need, by concentric coil, generally 6, to be spliced into winding, the complex manufacturing process.
Utility model US8,847,459B2 propose a kind of drag cup winding using rope-lay strand coiling, and this winding is most
Big feature is that two ends one of its winding are suppressed along radial direction to the center of circle, the radially outward pressure in another end
System, the winding of formation have occupancy rate high, and winding resistance is small, the advantages that winding being inhibited to be vortexed.The shortcomings that winding is,
Two ends of winding need that by shaping above-mentioned shape could be formed, and the process is not only complicated but also is easy to break winding insulation
It is bad.
In current above-mentioned patent, patent US7,671,504B2 can use with patent US8,847,459B2 both forms
In high-speed electric expreess locomotive.And this patent proposes that a kind of winding configuration of non-integral type, winding are axially being divided into the sub- winding of multistage, and
Sub- winding can be single sub- winding or the sub- winding composition of multiple nestings.Since sub- winding uses fine line diameter copper wire,
Winding itself eddy-current loss is small, and the winding efficiently uses the space between electric machine rotor, reduces winding resistance, is promoted
The runnability of motor.And the realization of this method is fairly simple.
Utility model content
The purpose of this utility model is exactly to provide a kind of axial segmentation to overcome the problems of the above-mentioned prior art
Drag cup winding.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of drag cup winding of axial segmentation, the winding includes at least two sub- windings being axially distributed, described
The multiple sub- windings being axially distributed be mounted on inside stator core, the phase sequence arrangement between different sub- windings needs one a pair of
It answers, i.e., the phase center line of two sub- windings needs to overlap.
Preferably, the sub- winding is m phase windings (wherein m is 3), the number of phases all same between each sub- winding.
Preferably, the sub- winding is single sub- winding or multiple radially-arranged sub- nested sons of winding nesting composition
Winding.
Preferably, the sub- winding of nesting is divided into n sub- windings, and wherein n is more than or equal to 2, the big sub- winding packet of outer diameter
The smaller sub- winding of outer diameter is wrapped up in, nested sub- winding is formed；Corresponding winding phase center line needs to overlap between nested sub- winding,
And the corresponding phase winding of multiple sub- windings of nesting is connected in parallel.
Preferably, the same phase winding between the sub- winding different after segmentation uses and is connected into the phase winding of winding.
Preferably, each sub- winding forms final drag cup winding after being connected according to triangle or Y shape.
Preferably, the sub- winding that the sub- winding is constituted using self-binding enamel wire, flat type copper wire or twisted wire.
Preferably, the identical line gauge that the sub- winding described in difference uses.
Preferably, the shape of the winding mould of the sub- winding is hexagon, quadrangle or other polygonal shapes.
Preferably, the sub- winding uses three-winding and three lead-out wires, and each coil accounts for 120 °；Or it is described
Sub- winding uses six coils and six roots of sensation lead-out wire, and each coil accounts for 60 °；Or the quantity of coil is 3k, k 1,2,
3…。
Compared with prior art, the utility model has the following advantages：
1. using the utility model proposes winding scheme, winding itself eddy-current loss can be effectively reduced, then promoted
The efficiency performance of motor；
2. using the utility model proposes winding scheme, multiple axis of winding and radial parallel may be used, then subtract
The resistance of few winding so that the operational efficiency of motor is promoted；
3. using the utility model proposes winding scheme, can effectively expand the low pressure winding scheme of motor, improve system
The voltage class of row motor product.
4. the utility model proposes winding configuration, production method is simple, on existing working condition, slightly winding former
The change of tool can be realized.
5. various using the winding configuration that the utility model makes, can be lap winding, crossing group or concentric type around
Group.
6. the utility model winding various shapes can be hexagon, quadrangle or other polygons.
Description of the drawings
Fig. 1 is the drag cup winding for the axial segmentation being made of two lap winding, and 1 is the first sub- winding in figure, and 2 be the
Two sub- windings, 3-1,3-2,3-3 are respectively the lead-out wire of the winding.
Fig. 2 is developed winding diagram, and 1 is the first sub- winding in figure, and 2 be the second sub- winding, each there is 3 phase windings；1-1,
1-2,1-3 are the lead of sub- winding 1, are U phase windings between 1-1 and 1-2, are denoted as 1-4, are V phase windings between 1-2 and 1-3,
It is denoted as 1-5, is W phase windings between 1-3 and 1-1, is denoted as 1-6；2-1,2-2,2-3 are the lead of sub- winding 2,2-1 and 2-2 it
Between be U phase windings, be denoted as 2-4, between 2-2 and 2-3 be V phase windings, be denoted as 2-5, between 2-3 and 2-1 be W phase windings, be denoted as
2-6；Lead 1-1 is connect with 2-1, is denoted as 3-1, and lead 1-2 is connect with 2-2, is denoted as 3-2, and lead 1-3 connect with 2-3, is denoted as
3-3。
Fig. 3 is the stator module figure for the drag cup lap winding for being divided axially into 2 sections, and 4 in figure are that stator core is usually folded
Piece silicon steel sheet group is at winding is located at core interior.
Fig. 4 is winding connection, and the first sub- winding 1 is in parallel with the U phase windings of the second sub- winding 2, the first sub- winding 1 with
The V phase windings of second sub- winding 2 are in parallel, and the first sub- winding 1 is in parallel with the W phase windings of the second sub- winding 2, finally will be after parallel connection
It is connected around triangle is grouped into.
Fig. 5 is the single sub- winding using nested mode, and 5-1 is outer straton winding in figure, and 5-2 is inner- electron winding, 5-
1-1,5-1-2,5-1-3 are respectively the lead of outer straton winding, and 5-2-1,5-2-2,5-2-3 is respectively drawing for inner- electron winding
Line.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that described embodiment is a part of the embodiment of the utility model, rather than is all implemented
Example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained should all belong to the range of the utility model protection.
Embodiment 1
Fig. 1 is using the drag cup lap winding for being divided axially into 2 sections, which is the first son respectively there are two sub- winding composition
Winding 1 and the second sub- winding 2, it is identical in voltage class since the axial length of winding reduces, it makes selected by winding
The generation that can decline naturally, thus winding is effectively inhibited to be vortexed of the line footpath of self-binding enamel wire.
First sub- winding 1 itself has three lead-out wires, respectively 1-1,1-2,1-3, is wherein between lead 1-1 and 1-2
Winding 1-4 is winding 1-5 between lead 1-2 and lead 1-3, is winding 1-6 between lead 1-3 and lead 1-1, sees Fig. 2；The
Two sub- windings 2 itself have three lead-out wires, respectively 2-1,2-2,2-3, are winding 2-4 wherein between lead 2-1 and 2-2, draw
It is winding 2-5 between line 2-2 and lead 2-3, is winding 2-6 between lead 2-3 and lead 2-1, according to Fig. 4, by winding 1-4
In parallel with 2-4, winding 1-5 is in parallel with 2-5, and winding 1-6 is in parallel with 2-6.Three-phase windings after parallel connection are according to triangle junction.
Embodiment 2
Sub- winding in embodiment 1 forms for single lap winding, and the sub- winding in the present embodiment is the lap winding of nested type,
See Fig. 5,5-1 is outer straton winding in figure, and 5-2 is inner- electron winding, the internal diameter of 5-1 and the major diameter fit of 5-2.5-1 windings have
Three leads are respectively 5-1-1,5-1-2 and 5-1-3, and it is respectively 5-2-1,5-2-2 and 5-2-3 that 5-2 windings, which have three leads, is
5-1-1, connect by reduction winding resistance with 5-2-1 respectively, and 5-1-2 is connect with 5-2-2,5-1-3 is connect with 5-2-3, will in
The corresponding winding parallel connection of outer layer.
By the sub- winding in the nested sub- winding alternate embodiment 1 in the present embodiment, it is embodiment to form new winding
2。
Above description is only a specific implementation of the present invention, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in various
Equivalent modifications or substitutions, these modifications or substitutions should be covered within the scope of the utility model.Therefore, this practicality
Novel protection domain should be subject to the protection scope in claims.
Claims (10)
1. a kind of drag cup winding of axial segmentation, which is characterized in that the winding includes at least two sons being axially distributed
Winding, the multiple sub- windings being axially distributed are mounted on inside stator core, and the phase sequence arrangement between different sub- windings needs
It corresponds, i.e., the phase center line of two sub- windings needs to overlap.
2. a kind of drag cup winding of axial segmentation according to claim 1, which is characterized in that the sub- winding is m
Phase winding, the number of phases all same between each sub- winding.
3. a kind of drag cup winding of axial segmentation according to claim 1, which is characterized in that the sub- winding is single
A sub- winding or multiple radially-arranged sub- nested sub- windings of winding nesting composition.
4. a kind of drag cup winding of axial segmentation according to claim 3, which is characterized in that the sub- winding of nesting
Be divided into n sub- windings, wherein n is more than or equal to 2, the smaller sub- winding of the big sub- winding package outer diameter of outer diameter, formed nested son around
Group；Corresponding winding phase center line needs to overlap between nested sub- winding, and by the corresponding phase winding of multiple sub- windings of nesting
It is connected in parallel.
5. a kind of drag cup winding of axial segmentation according to claim 1, which is characterized in that different described after segmentation
Same phase winding between sub- winding uses and is connected into the phase winding of winding.
6. a kind of drag cup winding of axial segmentation according to claim 5, which is characterized in that each sub- winding is according to triangle
Final drag cup winding is formed after shape or Y shape connection.
7. a kind of drag cup winding of axial segmentation according to claim 1, which is characterized in that the sub- winding uses
The sub- winding that self-binding enamel wire, flat type copper wire or twisted wire are constituted.
8. a kind of drag cup winding of axial segmentation according to claim 1, which is characterized in that the sub- winding described in difference
The identical line gauge used.
9. a kind of drag cup winding of axial segmentation according to claim 1, which is characterized in that the sub- winding around
The shape of line mold is hexagon, quadrangle or other polygonal shapes.
10. a kind of drag cup winding of axial segmentation according to claim 1, which is characterized in that the sub- winding is adopted
With 3 coils and three lead-out wires, and each coil accounts for 120 °；Or the sub- winding is drawn using six coils and the six roots of sensation
Line, and each coil accounts for 60 °；Or the quantity of coil is 3k, k 1,2,3 ....
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721340965.0U CN207896757U (en) | 2017-10-18 | 2017-10-18 | The drag cup winding of axial segmentation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721340965.0U CN207896757U (en) | 2017-10-18 | 2017-10-18 | The drag cup winding of axial segmentation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207896757U true CN207896757U (en) | 2018-09-21 |
Family
ID=63547089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721340965.0U Active CN207896757U (en) | 2017-10-18 | 2017-10-18 | The drag cup winding of axial segmentation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687617A (en) * | 2017-10-18 | 2019-04-26 | 上海鸣志电器股份有限公司 | A kind of drag cup winding of axial segmentation |
-
2017
- 2017-10-18 CN CN201721340965.0U patent/CN207896757U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687617A (en) * | 2017-10-18 | 2019-04-26 | 上海鸣志电器股份有限公司 | A kind of drag cup winding of axial segmentation |
| CN109687617B (en) * | 2017-10-18 | 2024-05-14 | 上海鸣志电器股份有限公司 | Hollow cup winding with axially segmented structure |
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