CN208386259U - Stator module and axial direction electric machine - Google Patents
Stator module and axial direction electric machine Download PDFInfo
- Publication number
- CN208386259U CN208386259U CN201821260215.7U CN201821260215U CN208386259U CN 208386259 U CN208386259 U CN 208386259U CN 201821260215 U CN201821260215 U CN 201821260215U CN 208386259 U CN208386259 U CN 208386259U
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- bar shaped
- stator
- stator yoke
- stator module
- skeleton
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Abstract
The utility model provides a kind of stator module and axial direction electric machine.The stator module includes bar shaped stator yoke (1), stator tooth (2), skeleton (3) and winding (4), skeleton (3) is arranged on bar shaped stator yoke (1), stator tooth (2) is arranged on skeleton (3), winding (4) is wrapped on skeleton (3), bar shaped stator yoke (1) and stator tooth (2) are separated from each other, and bar shaped stator yoke (1) is integrally formed.Stator module machine according to the present utility model, can conveniently realize the automated production of the stator module of axial direction electric machine, high production efficiency.
Description
Technical field
The utility model belongs to technical field of motors, and in particular to a kind of stator module and axial direction electric machine.
Background technique
Nowadays, automated production has been mainstream inside electromechanics trade, meanwhile, novel axial direction electric machine is also in quilt slowly
Industry personage is recognized.But the problem of assemble flow existing for axial direction electric machine is various, is unsuitable for automated production also slowly appears
Out.
How to design the axial direction electric machine that one is able to achieve easy automated production is also to solve the problems, such as required for us.
Utility model content
Therefore, the technical problem to be solved by the present invention is to provide a kind of stator module and axial direction electric machine, Neng Goufang
Just the automated production of the stator module of axial direction electric machine, high production efficiency are realized.
To solve the above-mentioned problems, the utility model provides a kind of stator module, including bar shaped stator yoke, stator tooth, bone
Frame and winding, skeleton are arranged in bar shaped stator yoke, and stator tooth is arranged on skeleton, and winding is wrapped on skeleton, bar shaped stator
Yoke and stator tooth are separated from each other, and bar shaped stator yoke is integrally formed.
Preferably, bar shaped stator yoke is formed by bending after cuboid cut-out material.
Preferably, multiple M shapes or W-shaped equidistant slots, and the bending along equidistant slots are cut off on cuboid, surround polygon
Stator yoke.
Preferably, after multiple M shapes or W-shaped equidistant slots are cut off on cuboid, the length direction along bar shaped stator yoke is formed
The rectangular section and trapezoidal sections being arranged alternately, or the rectangular section and triangular sections that are arranged alternately, or the trapezoidal sections being arranged alternately.
Preferably, two side angles of trapezoidal sections or triangular sections are α, α=360/z, and wherein z is slot number.
Preferably, skeleton is set in rectangular section；Or, skeleton is set in trapezoidal sections；Or, skeleton is set to triangular sections
On.
Preferably, one end of bar shaped stator yoke is provided with gathering platform, and the other end is provided with gathering slot, bar shaped stator yoke bending
When, it collapses decometer and enters to collapse in slot.
Preferably, collapsing the angle β between two sides of slot two sides is β=90-, and wherein z is slot number.
Preferably, the bottom point angular position of the vertex of M shape equidistant slots or W-shaped equidistant slots is provided with material reducing hole.
Preferably, material reducing hole is arcuate socket.
Preferably, auxiliary tank is additionally provided on the side wall of bar shaped stator yoke, the back side of equidistant slots is arranged in auxiliary tank, and auxiliary
Slot is helped to be arranged along the length direction of bar shaped stator yoke corresponding to material reducing hole.
Preferably, the cross sectional shape of auxiliary tank is triangle, trapezoidal, rectangle or arc.
Preferably, the rectangular section and trapezoidal sections being arranged alternately are formed on cuboid, the section of trapezoidal sections is isosceles trapezoid, square
The length of shape section is b, and width c, the bottom edge length of trapezoidal sections is d, width e, in which: 32mm >=b >=26mm, 17.5mm >=
D >=11.5mm, 3mm >=c-e >=0.5mm.
Preferably, after the bending of bar shaped stator yoke, the spacing between two relative inner sides of bar shaped stator yoke is 60mm >=f
≥50mm。
Preferably, the side of skeleton towards bar shaped stator yoke is provided with card slot, and skeleton is stuck in bar shaped stator yoke by card slot
On.
Preferably, it is provided with raised line at least one side wall of card slot, is provided in the respective side walls of bar shaped stator yoke recessed
Slot, raised line are caught in groove；Or, being arranged fluted at least one side wall of card slot, set in the respective side walls of bar shaped stator yoke
It is equipped with raised line, raised line is caught in groove.
Preferably, the section of raised line is triangle, rectangle, trapezoidal or arc.
Another aspect according to the present utility model provides a kind of axial direction electric machine, including stator module, which is
Above-mentioned stator module.
Stator module provided by the utility model, including bar shaped stator yoke, stator tooth, skeleton and winding, skeleton setting exist
In bar shaped stator yoke, stator tooth is arranged on skeleton, and winding is wrapped on skeleton, and bar shaped stator yoke and stator tooth are separated from each other,
Bar shaped stator yoke is integrally formed.The stator module includes the bar shaped stator yoke and stator tooth of tooth yoke separation, and it is fixed to simplify bar shaped
Structure complexity when sub- yoke and stator tooth one reduces molding difficulty, and bar shaped stator yoke is integrally formed, and structure is simple,
Assemble flow is less, is easy to implement automated production, and production efficiency significantly improves.
Detailed description of the invention
Fig. 1 is the decomposition texture schematic diagram of the stator module of the utility model embodiment；
Fig. 2 is the structural schematic diagram of the non-bending of stator module of the utility model embodiment；
Fig. 3 is the schematic perspective view after the stator module bending of the utility model embodiment；
Fig. 4 is the schematic perspective view of the non-bending of bar shaped stator yoke of the stator module of the utility model embodiment；
Fig. 5 is the schematic perspective view after the bar shaped stator yoke bending of the stator module of the utility model embodiment；
Fig. 6 is the welding structure schematic diagram after the bar shaped stator yoke bending of the stator module of the utility model embodiment；
Fig. 7 is the structural schematic diagram of the bar shaped stator yoke of the stator module of the utility model embodiment；
Fig. 8 is the first end structural schematic diagram of the bar shaped stator yoke of the stator module of the utility model embodiment；
Fig. 9 is the second end structural schematic diagram of the bar shaped stator yoke of the stator module of the utility model embodiment；
Figure 10 is the structural schematic diagram of the rectangular section of the bar shaped stator yoke of the stator module of the utility model embodiment；
Figure 11 is the structural schematic diagram of the trapezoidal sections of the bar shaped stator yoke of the stator module of the utility model embodiment；
Figure 12 is the bending structure schematic diagram of the bar shaped stator yoke of the stator module of the utility model embodiment；
Figure 13 is the schematic perspective view of the skeleton of the stator module of the utility model embodiment；
Figure 14 is the forming method flow chart of the stator module of the utility model embodiment.
Appended drawing reference indicates are as follows:
1, bar shaped stator yoke；2, stator tooth；3, skeleton；4, winding；5, rectangular section；6, trapezoidal sections；7, platform is collapsed；8, it collapses
Slot；9, material reducing hole；10, auxiliary tank；11, card slot；12, raised line；13, groove.
Specific embodiment
In conjunction with referring to shown in Fig. 1 to Figure 13, embodiment according to the present utility model, stator module include bar shaped stator yoke 1,
Stator tooth 2, skeleton 3 and winding 4, skeleton 3 are arranged in bar shaped stator yoke 1, and stator tooth 2 is arranged on skeleton 3, and winding 4 is wound
On skeleton 3, bar shaped stator yoke 1 and stator tooth 2 are separated from each other, and bar shaped stator yoke 1 is integrally formed.
The stator module includes the bar shaped stator yoke 1 and stator tooth 2 of tooth yoke separation, simplifies bar shaped stator yoke 1 and stator
Structure complexity when tooth 2 is integrally formed reduces molding difficulty, and bar shaped stator yoke 1 is integrally formed, and structure is simple, assembly
Process is less, directly can form positioning to the installation of skeleton 3 and stator tooth 2 by integrally formed bar shaped stator yoke 1, be convenient for
Realize automated production, production efficiency significantly improves.
Bar shaped stator yoke 1 is formed by bending after cuboid cut-out material.The woollen of bar shaped stator yoke 1 is cuboid knot
Structure can be operated directly on cuboid when processing bar shaped stator yoke 1, cut away extra part, thus easily
Cuboid is processed into the bar shaped stator yoke 1 for being convenient for bending, had both facilitated moulding integrated bar shaped stator yoke 1, Er Qiecheng
Type structure is also simpler, and processing is also more convenient, can reduce processing cost.
In the present embodiment, multiple M shapes or W-shaped equidistant slots, and the bending along equidistant slots are cut off on cuboid, are surrounded more
The stator yoke of side shape.Due to M shape or W-shaped equidistant slots, 4 gathering points are capable of forming at vertex position, as long as and according to item
Number of edges after 1 bending of shape stator yoke controls the angle between M shape or the inner side edge and outer side edges of W-shaped equidistant slots, it will be able to
Easily go out to bend bar shaped stator yoke 1 in M shape or W-shaped equidistant slots, forms the stator yoke of required polygon, bending
More convenient, bending is high-efficient, good forming effect.
After cutting off multiple M shapes or W-shaped equidistant slots on cuboid, the length direction formed along bar shaped stator yoke 1 is alternately set
The rectangular section 5 and trapezoidal sections 6 set, or the rectangular section 5 and triangular sections that are arranged alternately, or the trapezoidal sections 6 being arranged alternately.Wherein
The rectangular section 5 and trapezoidal sections 6 being arranged alternately refer to that rectangular section 5 and trapezoidal sections 6 are arranged alternately along the length direction of cuboid；Alternately
The rectangular section 5 and triangular sections of setting refer to that rectangular section 5 and triangular sections are arranged alternately along the length direction of cuboid；Alternating is set
The trapezoidal sections 6 set refer to that trapezoidal sections 6 are arranged alternately along the length direction of cuboid, wherein two be arranged alternately trapezoidal sections 6
Structure may be the same or different.
In the present embodiment, after multiple M shapes or W-shaped equidistant slots are cut off on cuboid, the length along bar shaped stator yoke 1 is formed
The rectangular section 5 and trapezoidal sections 6 that degree direction is arranged alternately can be along rectangular sections 5 and trapezoidal sections 6 in bar shaped 1 bending of stator yoke
Between slot carry out bending and so that the side of rectangular section 5 and the side of trapezoidal sections 6 are closed up form required polygon
Stator yoke.
Preferably, two side angles of trapezoidal sections 6 or triangular sections are α, α=360/z, and wherein z is slot number, Neng Gouhe
The structure of reason ground design trapezoidal sections 6 or triangular sections guarantees that the forming of bar shaped stator yoke 1 meets requirement.In this implementation
The section of trapezoidal sections 6 in example is isosceles trapezoid, can guarantee that two sides cooperated with rectangular section 5 are isometric, the structure of formation
It is more balanced, stator module that can be excellent with forming properties.
In the present embodiment, the corresponding rectangular section 5 of skeleton 3 is arranged, and can be determined by rectangular section 5 installation of skeleton 3
Position facilitates the installation for realizing skeleton 3 in bar shaped stator yoke 1.Certainly, skeleton 3 also may be mounted at trapezoidal sections 6 or triangle
Duan Shang can be achieved on smoothly combining between bar shaped stator yoke 1 and skeleton 3.Bar shaped stator yoke 1 also may include multiple
The trapezoidal sections 6 being arranged alternately.
One end of bar shaped stator yoke 1, which is provided with, collapses platform 7, and the other end, which is provided with, collapses slot 8, when bar shaped 1 bending of stator yoke,
It collapses platform 7 to be caught in gathering slot 8, and is welded and fixed.When bar shaped 1 bending of stator yoke, can be blocked at split end by collapsing platform 7
Enter to collapse the positioning before welding in slot 8 to the split of two ends of bar shaped stator yoke 1, guarantees the two of bar shaped stator yoke 1
End matching coincidence is set accurately, and the quality of welding fabrication after 1 bending of bar shaped stator yoke is improved.
Collapsing the angle β between two sides of 8 two sides of slot is β=90-360/z/2, and wherein z is slot number.By the way that β is arranged
The angle at angle can be realized the accurate determination for collapsing the two sides side angle of slot 8, so that collapsing side and the rectangular section 5 of slot 8
It after the split of side, is formed by that structure is identical as the structure at other bending positions, guarantees one of structure when stator module molding
Cause property, guarantees the Forming Quality of motor.
The vertex of M shape equidistant slots or the bottom point angular position of W-shaped equidistant slots are provided with material reducing hole 9.By fixed in bar shaped
Material reducing hole 9 is set at the bending position of sub- yoke 1, material thickness of the bar shaped stator yoke 1 at bending position can be reduced, it is fixed to reduce bar shaped
Difficulty when sub- 1 bending of yoke, and reduce stress of the bar shaped stator yoke 1 at bending position.
Preferably, material reducing hole 9 is arcuate socket, can further reduce folding stress.
Auxiliary tank 10 is additionally provided on the side wall of bar shaped stator yoke 1, the back side of equidistant slots is arranged in auxiliary tank 10, and assists
Slot 10 is arranged along the length direction of bar shaped stator yoke 1 corresponding to material reducing hole 9.By matching auxiliary tank 10 with material reducing hole 9, energy
Enough so that bar shaped stator yoke 1 is more easier to collapse point, bending difficulty and folding stress are further decreased.
The cross sectional shape of auxiliary tank 10 is triangle, trapezoidal, rectangle or arc.
The rectangular section 5 and trapezoidal sections 6 being arranged alternately are formed on cuboid, the section of trapezoidal sections 6 is isosceles trapezoid, rectangular section
5 length is b, and width c, the bottom edge length of trapezoidal sections 6 is d, width e, in which: 32mm >=b >=26mm, 17.5mm >=d
>=11.5mm, 3mm >=c-e >=0.5mm.
After 1 bending of bar shaped stator yoke, spacing between two relative inner sides of bar shaped stator yoke 1 be 60mm >=f >=
50mm。
By setting above-mentioned size relationship, more reasonably bar shaped stator yoke 1 can be designed, it is fixed to reduce bar shaped
The bending difficulty of sub- yoke 1 guarantees quality when 1 bending and molding of bar shaped stator yoke.
The side of skeleton 3 towards bar shaped stator yoke 1 is provided with card slot 11, and skeleton 3 is stuck in bar shaped stator yoke 1 by card slot 11
On.By the way that card slot 11 is arranged on skeleton 3, it can be convenient and the positioning of skeleton 3 is arranged in bar shaped stator yoke 1, without in bar shaped
The labyrinth positioned to skeleton 3 is processed in stator yoke 1, and the difficulty of processing of bar shaped stator yoke 1 can be effectively reduced.Due to
Skeleton 3 is generally injection molding, therefore processes location structure on skeleton 3, relative to the processing positioning knot in bar shaped stator yoke 1
Structure, cost can be greatly reduced, and efficiency can greatly improve, and can be realized installation step easy, be more conducive to realizing axial electricity
The automated production of the stator module of machine.
Preferably, it is provided with raised line 12 at least one side wall of card slot 11, be arranged in the respective side walls of bar shaped stator yoke 1
Fluted 13, raised line 12 is caught in groove 13；Or, fluted 13 are arranged at least one side wall of card slot 11, bar shaped stator yoke 1
Respective side walls on be provided with raised line 12, raised line 12 is caught in groove 13.By making shape between bar shaped stator yoke 1 and skeleton 3
At the male-female engagement on side wall, it can be realized the fixation of the tooth socket spacing of stator tooth 2, the forming of stator module can be effectively ensured
Quality.
The section of raised line 12 is triangle, rectangle, trapezoidal or arc.The cross sectional shape of its further groove 13 and cutting for raised line 12
Face shape matches, and guarantee has good matching relationship between the two.
Embodiment according to the present utility model, axial direction electric machine include stator module, which is above-mentioned stator pack
Part.
In conjunction with shown in Figure 14, embodiment according to the present utility model, the forming method of above-mentioned stator module is special
Sign is, comprising: is integrally formed bar shaped stator yoke 1；Molded stator tooth 2；Forming skeleton 3；By winding 4 on skeleton 3；It will determine
Sub- tooth 2 is separately mounted on skeleton 3, and skeleton 3 is mounted on to the corresponding position of bar shaped stator yoke 1；By 1 folding of bar shaped stator yoke
Curved is in polygon, and the gathering platform 7 at 1 both ends of bar shaped stator yoke is closed up with slot 8 is collapsed, is welded and fixed.Polygon herein
For example, hexagon.
Those skilled in the art will readily recognize that above-mentioned each advantageous manner can be free under the premise of not conflicting
Ground combination, superposition.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.Above are merely preferred embodiments of the utility model, it is noted that for the ordinary skill of the art
For personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these improvement
It also should be regarded as the protection scope of the utility model with modification.
Claims (18)
1. a kind of stator module, which is characterized in that including bar shaped stator yoke (1), stator tooth (2), skeleton (3) and winding (4), institute
It states skeleton (3) to be arranged on the bar shaped stator yoke (1), the stator tooth (2) is arranged on the skeleton (3), the winding
(4) it is wrapped on the skeleton (3), the bar shaped stator yoke (1) and the stator tooth (2) are separated from each other, the bar shaped stator
Yoke (1) is integrally formed.
2. stator module according to claim 1, which is characterized in that the bar shaped stator yoke (1) is by cuboid cutout unit
Bending after material is divided to be formed.
3. stator module according to claim 2, which is characterized in that cut off multiple M shapes or W-shaped etc. on the cuboid
Away from slot, and the bending along the equidistant slots, surround the stator yoke of polygon.
4. stator module according to claim 3, which is characterized in that cut off multiple M shapes or W-shaped etc. on the cuboid
After slot, the rectangular section (5) and trapezoidal sections (6) being arranged alternately along the length direction of the bar shaped stator yoke (1) are formed, or alternately
The rectangular section (5) and triangular sections of setting, or the trapezoidal sections (6) being arranged alternately.
5. stator module according to claim 4, which is characterized in that the two of the trapezoidal sections (6) or the triangular sections
A side angle is α, α=360/z, and wherein z is slot number.
6. stator module according to claim 4, which is characterized in that the skeleton (3) is set to the rectangular section (5)
On；Or, the skeleton (3) is set on the trapezoidal sections (6)；Or, the skeleton (3) is set in the triangular sections.
7. stator module according to claim 2, which is characterized in that one end of the bar shaped stator yoke (1) is provided with receipts
Hold together platform (7), the other end, which is provided with, collapses slot (8), and when bar shaped stator yoke (1) bending, the gathering platform (7) is caught in the receipts
Hold together in slot (8).
8. stator module according to claim 7, which is characterized in that between two sides for collapsing slot (8) two sides
Angle β be β=90- (360/z/2), wherein z be slot number.
9. stator module according to claim 3, which is characterized in that the vertex of the M shape equidistant slots is described W-shaped equidistant
The bottom point angular position of slot is provided with material reducing hole (9).
10. stator module according to claim 9, which is characterized in that the material reducing hole (9) is arcuate socket.
11. stator module according to claim 9, which is characterized in that also set up on the side wall of the bar shaped stator yoke (1)
Have auxiliary tank (10), the back side of the equidistant slots is arranged in the auxiliary tank (10), and the auxiliary tank (10) is along the bar shaped
The length direction of stator yoke (1) is arranged corresponding to the material reducing hole (9).
12. stator module according to claim 11, which is characterized in that the cross sectional shape of the auxiliary tank (10) is triangle
Shape, trapezoidal, rectangle or arc.
13. stator module according to claim 4, which is characterized in that form the rectangle being arranged alternately on the cuboid
Section (5) and trapezoidal sections (6), the section of the trapezoidal sections (6) are isosceles trapezoid, and the length of the rectangular section (5) is b, and width is
C, the bottom edge length of the trapezoidal sections (6) are d, width e, in which: 32mm >=b >=26mm, 17.5mm >=d >=11.5mm, 3mm
≥c-e≥0.5mm。
14. stator module according to claim 1, which is characterized in that after bar shaped stator yoke (1) bending, the item
Spacing between two relative inner sides of shape stator yoke (1) is 60mm >=f >=50mm.
15. according to claim 1 to stator module described in any one of 14, which is characterized in that the skeleton (3) is described in
The side of bar shaped stator yoke (1) is provided with card slot (11), and the skeleton (3) is stuck in the bar shaped stator yoke by card slot (11)
(1) on.
16. stator module according to claim 15, which is characterized in that set at least one side wall of the card slot (11)
It is equipped with raised line (12), is arranged fluted (13) in the respective side walls of the bar shaped stator yoke (1), the raised line (12) is caught in described
In groove (13)；Or, be arranged fluted (13) at least one side wall of the card slot (11), the bar shaped stator yoke (1)
It is provided in respective side walls raised line (12), the raised line (12) is caught in the groove (13).
17. stator module according to claim 16, which is characterized in that the section of the raised line (12) is triangle, square
Shape, trapezoidal or arc.
18. a kind of axial direction electric machine, including stator module, which is characterized in that the stator module is any in claim 1 to 17
Stator module described in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821260215.7U CN208386259U (en) | 2018-08-06 | 2018-08-06 | Stator module and axial direction electric machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821260215.7U CN208386259U (en) | 2018-08-06 | 2018-08-06 | Stator module and axial direction electric machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208386259U true CN208386259U (en) | 2019-01-15 |
Family
ID=64962311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821260215.7U Active CN208386259U (en) | 2018-08-06 | 2018-08-06 | Stator module and axial direction electric machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208386259U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108832735A (en) * | 2018-08-06 | 2018-11-16 | 珠海凯邦电机制造有限公司 | Stator module and its forming method and axial direction electric machine |
| CN110138112A (en) * | 2019-06-27 | 2019-08-16 | 珠海凯邦电机制造有限公司 | Improve the motor of cogging torque stability |
| CN110266123A (en) * | 2019-06-27 | 2019-09-20 | 珠海凯邦电机制造有限公司 | Stator and motor |
| CN110266125A (en) * | 2019-06-27 | 2019-09-20 | 珠海凯邦电机制造有限公司 | Stator core and motor |
-
2018
- 2018-08-06 CN CN201821260215.7U patent/CN208386259U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108832735A (en) * | 2018-08-06 | 2018-11-16 | 珠海凯邦电机制造有限公司 | Stator module and its forming method and axial direction electric machine |
| CN110138112A (en) * | 2019-06-27 | 2019-08-16 | 珠海凯邦电机制造有限公司 | Improve the motor of cogging torque stability |
| CN110266123A (en) * | 2019-06-27 | 2019-09-20 | 珠海凯邦电机制造有限公司 | Stator and motor |
| CN110266125A (en) * | 2019-06-27 | 2019-09-20 | 珠海凯邦电机制造有限公司 | Stator core and motor |
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