CN208674970U - The slot wedge of motor in axial magnetic field and stator core - Google Patents
The slot wedge of motor in axial magnetic field and stator core Download PDFInfo
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- CN208674970U CN208674970U CN201821325458.4U CN201821325458U CN208674970U CN 208674970 U CN208674970 U CN 208674970U CN 201821325458 U CN201821325458 U CN 201821325458U CN 208674970 U CN208674970 U CN 208674970U
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- slot wedge
- stator core
- slot
- main body
- slip
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Abstract
The utility model provides a kind of slot wedge of stator core, including the slot wedge main body with the sliding cooperation of the notch sliding slot of stator core, the two sides of the width direction of slot wedge main body are provided with the directive slide track with the sliding cooperation of notch sliding slot, and the outer diameter end of slot wedge main body is provided with the slip-limiting boss with the snap fit of notch sliding slot.It is packed between slot wedge main body and notch sliding slot by directive slide track structure, slip-limiting boss is arranged in the outer diameter end of slot wedge main body, after slot wedge main body is fitted into position, slip-limiting boss is installed in the loading end of notch sliding slot, pass through the clamping structure at the loading end of slip-limiting boss and notch sliding slot, to being limited during slot wedge body of work, avoids slot wedge stress from skidding off along the radial direction of stator core and fall off, iron core and slot wedge mounting structure stability.The utility model additionally provides a kind of motor in axial magnetic field.
Description
Technical field
The utility model relates to technical field of motors, more specifically to a kind of motor in axial magnetic field and stator core
Slot wedge.
Background technique
Motor in axial magnetic field is mainly made of winding, stator core, axis, bearing, five major part of casing, stator core conduct
The conduction path in magnetic field, significant to influence on Harmonic Armature in motor.The stator core of motor in axial magnetic field is generally by silicon-steel sheet coiled
Around forming, it can also realize that stator core radially opens the slot of different number using soft magnetic powder mould pressing process at present, be used for
It is embedded in hot-wire coil, notch is then sealed using insulation fabric part, the structure of sealing groove is known as slot wedge, to prevent motor operation course
Coil falls off.
As shown in FIG. 1, FIG. 1 is the mounting structure schematic diagrams of stator core in the prior art and slot wedge.Motor in axial magnetic field
A certain number of slot 2` are radially provided on the end face stator core 1`, slot wedge 3` is placed at notch for closing notch, slot
Wedge material is mostly non-magnet material, such as insulating paper, bamboo chip, laminate.In addition to this, also have using with certain magnetic property
Laminate used as slot wedge.Slot wedge is inserted radially into along stator core, if after the clamping structure of the two loosens, slot wedge is easy
Radial direction along stator core skids off, and causes the iron core in stator core to generate loosening, influences motor performance.
Therefore, how to guarantee stator core and slot wedge mounting structure stability, be that current those skilled in the art urgently solve
Certainly the problem of.
Utility model content
In view of this, the present invention provides a kind of slot wedges of stator core, to guarantee that stator core and slot wedge are installed
Structural stability.
In order to achieve the above object, the utility model provides the following technical solutions:
A kind of slot wedge of stator core, including the slot wedge main body with the sliding cooperation of the notch sliding slot of stator core, the slot
The two sides of the width direction of wedge main body are provided with the directive slide track with notch sliding slot sliding cooperation, the slot wedge main body
Outer diameter end is provided with the slip-limiting boss with the snap fit of the notch sliding slot.
Preferably, in the slot wedge of said stator iron core, the directive slide track is that the guiding that cross section is trapezium structure is sliding
Rail.
Preferably, in the slot wedge of said stator iron core, the bottom end face of the directive slide track is and the slot wedge main body
The concordant guide surface in bottom surface；The top end surface of the directive slide track is oblique for the guiding stretched out along the top surface of the slot wedge main body
Face.
Preferably, in the slot wedge of said stator iron core, the guiding surface is extended in the side of the slot wedge main body
Portion, the side of the slot wedge main body are the end confined planes to recline with the side wall of the notch sliding slot.
Preferably, in the slot wedge of said stator iron core, top end surface and the stator core of the slot wedge main body
Top end surface flush arrangement.
Preferably, in the slot wedge of said stator iron core, the slip-limiting boss is stretched along the top end surface of the directive slide track
Out, and the top end surface flush arrangement with the slot wedge main body；The outer diameter end of the notch sliding slot is provided with convex with the on-slip
The on-slip card slot of the snap fit of platform.
Preferably, in the slot wedge of said stator iron core, the end face outside of the slip-limiting boss and the stator core
Outer ring smooth transition.
The stator core of disk-like structure, the notch setting of the stator core is arranged inside in a kind of motor in axial magnetic field
Have a slot wedge, the slot wedge be any one of as above described in stator core slot wedge.
The slot wedge of stator core provided by the utility model, including the slot wedge with the sliding cooperation of the notch sliding slot of stator core
Main body, the two sides of the width direction of slot wedge main body are provided with the directive slide track with the sliding cooperation of notch sliding slot, slot wedge main body it is outer
Diameter end is provided with the slip-limiting boss with the snap fit of notch sliding slot.Pass through directive slide track knot between slot wedge main body and notch sliding slot
Structure is packed into, and slip-limiting boss is arranged in the outer diameter end of slot wedge main body, and after slot wedge main body is fitted into position, slip-limiting boss is installed in notch sliding slot
Loading end, by the clamping structure at the loading end of slip-limiting boss and notch sliding slot, to being limited during slot wedge body of work
Position, avoids slot wedge stress from skidding off along the radial direction of stator core and falls off, iron core and slot wedge mounting structure stability.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the mounting structure schematic diagram of stator core and slot wedge in the prior art；
Fig. 2 is the structural schematic diagram of the slot wedge of stator core provided by the utility model；
Fig. 3 is the slot wedge structure cross-sectional view of stator core in Fig. 2.
Specific embodiment
The utility model discloses a kind of slot wedge of stator core, it ensure that stator core and slot wedge mounting structure are stablized
Property.
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
Clear, complete description, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.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, fall within the protection scope of the utility model.
As shown in Fig. 2, Fig. 2 is the structural schematic diagram of the slot wedge of stator core provided by the utility model；Fig. 3 is in Fig. 2
The slot wedge structure cross-sectional view of stator core.
The slot wedge for present embodiments providing a kind of stator core, including the slot with the sliding cooperation of the notch sliding slot of stator core
Wedge main body 1, the two sides of the width direction of slot wedge main body 1 are provided with the directive slide track 2 with the sliding cooperation of notch sliding slot, slot wedge master
The outer diameter end 11 of body 1 is provided with the slip-limiting boss 3 with the snap fit of notch sliding slot.Lead between slot wedge main body 1 and notch sliding slot
The loading of 2 structure of directive slide track is crossed, slip-limiting boss 3, after slot wedge main body 1 is fitted into position, on-slip is arranged in 11 end of outer diameter of slot wedge main body 1
Boss 3 is installed in the loading end of notch sliding slot, by the clamping structure at the loading end of slip-limiting boss 3 and notch sliding slot, to slot wedge
Limited in 1 course of work of main body, avoid slot wedge stress from skidding off along the radial direction of stator core and fall off, improve stator core with
Slot wedge mounting structure stability.
In one specific embodiment of this case, directive slide track 2 is the directive slide track that cross section is trapezium structure.Directive slide track is set
It is set to trapezium structure, preparation difficulty is reduced, improves directive slide track and notch sliding slot clamping structure stability.
Specifically, the bottom end face of directive slide track 2 is the guide surface 21 concordant with the bottom surface of slot wedge main body 1；Guiding is slided
The top end surface of rail 2 is the guiding surface 22 stretched out along the top surface of slot wedge main body 1.Directive slide track 2 includes the axis along stator core
To top end surface and bottom end face, bottom end face is concordant with the bottom surface of slot wedge main body, and top end surface is trapezoidal faces, by guiding slide
The edge of rail 2 is stretched out to the top surface of slot wedge main body 1.It is plane that directive slide track 2, which is set as side, and the other side is trapezium structure, one
Aspect limits the loading direction of slot wedge main body 1, on the other hand, reduces the bottom end face of slot wedge main body 1 to stator core
The space hold of wire casing provides coil enough coiling spaces while satisfaction to notch closing.
In one specific embodiment of this case, guiding surface 22 is extended in the middle part of the side of slot wedge main body 1, slot wedge main body 1
Side is the end confined planes 13 to recline with the side wall of notch sliding slot.The guiding surface 22 at 2 top of directive slide track extends to slot wedge
The end limit being bonded with notch sliding slot is formed in the middle part of the side of main body 1, between the top end surface and guiding surface 22 of slot wedge main body 1
Plane 13 forms the guide surface structure of V-arrangement, accordingly, by the slot of stator core between end confined planes 13 and guiding surface 22
Mouth sliding slot setting includes the first sliding groove with directive slide track cooperation, and the second sliding slot being bonded with end confined planes is wide by slot wedge
Two guide surface structures that direction is formed are spent, the clamping structure stability of slot wedge and stator core is further increased.
In one specific embodiment of this case, the top end surface of slot wedge main body 1 and the top end surface flush arrangement of stator core.
In one specific embodiment of this case, slip-limiting boss 3 along directive slide track 2 top end surface stretch out, and with slot wedge main body 1
Top end surface flush arrangement；The outer diameter end of notch sliding slot is provided with the on-slip card slot with the snap fit of slip-limiting boss 3.On-slip
Boss 3 is set to the end of slot wedge length direction, and after slot wedge is packed into notch sliding slot, slip-limiting boss 3 snaps fits into notch sliding slot
Outer diameter end, slip-limiting boss 3 along directive slide track 2 top end surface, upwards stretch out, the top end of protrusion height and slot wedge main body 1
Face is concordant, accordingly, the setting of the end of notch sliding slot and 3 structure of slip-limiting boss accordingly on-slip card slot, it is settable therebetween
Interference fit is caught in on-slip card slot by slip-limiting boss after slot wedge slide-in, avoids slot wedge along the radial slippage of notch sliding slot
It falls off.
In one specific embodiment of this case, the end face outside of slip-limiting boss 3 and the outer ring of stator core are seamlessly transitted.Slot wedge
In the end face flush arrangement of top end surface and stator core, in the outer diameter end of stator core and the port of stator core notch sliding slot
End face flush arrangement avoids the loading of slot wedge from influencing stator core so that slot wedge closes cooperation to the notch of stator core
Surface integraty.
The slot wedge of the stator core provided in based on the above embodiment, the utility model additionally provide a kind of axial magnetic field electricity
The stator core of disk-like structure is arranged inside in machine, and the notch of stator core is provided with slot wedge, which is in above-described embodiment
The slot wedge of the stator core of offer.
Since the motor in axial magnetic field uses the slot wedge of the stator core of above-described embodiment, so the motor in axial magnetic field
Above-described embodiment is please referred to by the slot wedge bring beneficial effect of stator core.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (8)
1. a kind of slot wedge of stator core, which is characterized in that including the slot wedge master with the sliding cooperation of the notch sliding slot of stator core
Body, the two sides of the width direction of the slot wedge main body are provided with the directive slide track with notch sliding slot sliding cooperation, described
The outer diameter end of slot wedge main body is provided with the slip-limiting boss with the snap fit of the notch sliding slot.
2. the slot wedge of stator core according to claim 1, which is characterized in that the directive slide track is that cross section is trapezoidal
The directive slide track of structure.
3. the slot wedge of stator core according to claim 2, which is characterized in that the bottom end face of the directive slide track be with
The concordant guide surface in the bottom surface of the slot wedge main body；The top end surface of the directive slide track is along the top surface of the slot wedge main body
The guiding surface of stretching.
4. the slot wedge of stator core according to claim 3, which is characterized in that the guiding surface extends to the slot wedge
In the middle part of the side of main body, the side of the slot wedge main body is the end confined planes to recline with the side wall of the notch sliding slot.
5. the slot wedge of stator core according to claim 3, which is characterized in that the top end surface of the slot wedge main body and institute
State the top end surface flush arrangement of stator core.
6. the slot wedge of stator core according to claim 1, which is characterized in that the slip-limiting boss is along the directive slide track
Top end surface stretch out, and the top end surface flush arrangement with the slot wedge main body；The outer diameter end of the notch sliding slot is provided with
With the on-slip card slot of the snap fit of the slip-limiting boss.
7. the slot wedge of stator core according to claim 6, which is characterized in that the end face outside of the slip-limiting boss and institute
State the outer ring smooth transition of stator core.
8. a kind of motor in axial magnetic field, is arranged inside the stator core of disk-like structure, the notch of the stator core is provided with
Slot wedge, which is characterized in that the slot wedge is the slot wedge of the stator core as described in any one of claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821325458.4U CN208674970U (en) | 2018-08-16 | 2018-08-16 | The slot wedge of motor in axial magnetic field and stator core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821325458.4U CN208674970U (en) | 2018-08-16 | 2018-08-16 | The slot wedge of motor in axial magnetic field and stator core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208674970U true CN208674970U (en) | 2019-03-29 |
Family
ID=65836382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821325458.4U Active CN208674970U (en) | 2018-08-16 | 2018-08-16 | The slot wedge of motor in axial magnetic field and stator core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208674970U (en) |
-
2018
- 2018-08-16 CN CN201821325458.4U patent/CN208674970U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 205, 668 Shenzhuan Highway, Songjiang District, Shanghai, 20101 Patentee after: Shanghai Panhu Power Technology Co., Ltd. Address before: Room 205, 668 Shenzhuan Highway, Songjiang District, Shanghai, 20101 Patentee before: Shanghai Shida power Polytron Technologies Inc |
|
| CP01 | Change in the name or title of a patent holder |