CN209184327U - A kind of motor in axial magnetic field stator core - Google Patents
A kind of motor in axial magnetic field stator core Download PDFInfo
- Publication number
- CN209184327U CN209184327U CN201920112197.6U CN201920112197U CN209184327U CN 209184327 U CN209184327 U CN 209184327U CN 201920112197 U CN201920112197 U CN 201920112197U CN 209184327 U CN209184327 U CN 209184327U
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- Prior art keywords
- stator core
- motor
- magnetic field
- axial magnetic
- insulating layer
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Abstract
The utility model discloses a kind of motor in axial magnetic field stator core, including stator core ontology and insulating layer, the insulating layer is coated on the stator core ontology and removes on the surface at the back side, to form the encapsulation to the stator core ontology.The stator core ontology is encapsulated as entirety by the insulating layer, keeps the axial strength of motor in axial magnetic field stator core higher, structural reliability is more preferable.
Description
Technical field
The utility model relates to motor component technical field, in particular to a kind of motor in axial magnetic field stator core.
Background technique
Stator core is the important component for constituting motor magnetic flux circuit and fixed stator coils, it is by punching and various fastenings
Part, which compresses, constitutes an entirety.The stator core of motor in axial magnetic field is shaped like hollow cylinder, the edge on one or two end faces
Radial direction is provided with a certain number of slots, for embedding conductive copper wire.Since stator core is generally by with a thickness of 0.2~0.5mm
Thin silicon steel plates punching roll up, silicon steel sheet thinner thickness, entire core structure is easily deformed, and axial deformation is serious, and structure is reliable
Property is low.
Currently, the general integral strength using the structural improvement iron core in stator core back welding reinforcing rib, welding add
When strengthening tendons, it will lead in iron core and conducted between each layer of silicon steel sheet, very big eddy-current loss can be generated when motor work, from
And cause stator core fever serious, efficiency decline；Since reinforcing rib is higher by the iron core back side in structure, needed after the completion of welding
Carry out flat stone mill, guarantee the flatness at the back side within zone of reasonableness, complex technical process；Electromagnetic attraction when due to motor operation
Direction be perpendicular to the iron core back side, the intensity of welding bar still not can guarantee the deflection of iron core, and structural reliability is low.
Therefore, how to solve the problems, such as that axial direction electric machine stator core axial strength is low, poor structural reliability, become this field
Technical staff's technical problem urgently to be resolved.
Utility model content
In view of this, the present invention provides a kind of motor in axial magnetic field stator cores, make the axial strong of stator core
Degree is high, and structural reliability is good.
To achieve the above object, the utility model provides the following technical solutions:
A kind of motor in axial magnetic field stator core, including stator core ontology and insulating layer, the insulating layer are coated on institute
It states stator core ontology to remove on the surface at the back side, to form the encapsulation to the stator core ontology.
Preferably, the back side of the stator core ontology is provided with several locating slots, is filled in the locating slot described
Insulating layer.
Preferably, radial distribution of the locating slot along the stator core ontology.
Preferably, the locating slot is T-slot, and the width of the aperture position of the T-slot is less than the width of bottom position.
Preferably, the locating slot is dovetail groove, and the width of the aperture position of the dovetail groove is less than the width of bottom position
Degree.
Preferably, the insulating layer is plastic layer.
Preferably, the locating slot is evenly arranged on the back side of the stator core ontology.
It can be seen from the above technical proposal that a kind of motor in axial magnetic field stator core provided by the utility model, including
Stator core ontology and insulating layer, insulating layer are coated on stator core ontology and remove on the surface at the back side, to be formed to stator iron
The encapsulation of core ontology.After stator core ontology completes, to stator core ontology except other regions at the back side are packaged place
Reason after insulating layer is packaged stator core ontology, makes the teeth portion of stator core ontology and yoke portion become an entirety
Structure, to keep the axial strength of motor in axial magnetic field stator core higher, structural reliability is more preferable, and simplifies stator core
The manufacture craft of ontology.
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 structural schematic diagram of motor in axial magnetic field stator core provided by the embodiment of the utility model；
Fig. 2 is that a kind of structure of angle of motor in axial magnetic field stator core ontology provided by the embodiment of the utility model is shown
It is intended to；
Fig. 3 is the structure of another angle of motor in axial magnetic field stator core ontology provided by the embodiment of the utility model
Schematic diagram.
1, stator core ontology, 2, locating slot, 3, teeth portion, 4, insulating layer.
Specific embodiment
The utility model discloses a kind of motor in axial magnetic field stator cores, keep the axial strength of stator core high, structure
Good reliability.
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
Clearly and completely describe, 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 are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It please refers to Fig.1 to Fig.3, Fig. 1 is the structure of motor in axial magnetic field stator core provided by the embodiment of the utility model
Schematic diagram；Fig. 2 is that a kind of structure of angle of motor in axial magnetic field stator core ontology provided by the embodiment of the utility model is shown
It is intended to；Fig. 3 is that the structure of another angle of motor in axial magnetic field stator core ontology provided by the embodiment of the utility model is shown
It is intended to.
The utility model discloses a kind of motor in axial magnetic field stator core, including stator core ontology 1 and insulating layer 4,
Insulating layer 4 is coated on stator core ontology 1 and removes on the surface at the back side, to form the encapsulation to stator core ontology 1.Stator iron
Core ontology 1 includes teeth portion and yoke portion, and the back side therein is the surface of the yoke portion far from the teeth portion.Stator core ontology 1 is made
After the completion of work, to stator core ontology 1 except other regions at the back side are packaged processing, insulating layer 4 to stator core ontology 1 into
After row encapsulation, the teeth portion of stator core ontology 1 and yoke portion is set to become an overall structure, so that motor in axial magnetic field be made to determine
The axial strength of sub- iron core is higher, and structural reliability is more preferable, and simplifies the manufacture craft of stator core ontology 1.
In order to further increase the axial arrangement intensity of stator core ontology 1, if the back side of stator core ontology 1 is provided with
Dry locating slot 2, locating slot 2 is interior to be filled with insulating layer 4, wherein in order to improve the structural reliability of stator core ontology 1, insulation
Layer 4 fills full locating slot 2, and the insulating layer 4 of insulating layer 4 and other parts in locating slot 2 constitutes an entirety, so that axis
Axial strength to magnetic field electric motor stator core is higher, and anti-axial force is more preferable.
In one embodiment, radial distribution of the locating slot 2 along stator core ontology 1.By by locating slot 2 radially
Setting, insulating layer 4 are filled in locating slot 2, so that becoming an entirety between each layer silicon steel sheet, structure is more reliable, into
One step improves the anti-axial force of stator core ontology 1.
In one embodiment, locating slot 2 is T-slot, and the width of the aperture position of the T-slot is less than bottom position
Width.By using the locating slot 2 of above structure, the insulating layer 4 in locating slot 2 can be effectively prevent to deviate from, make stator iron
The structural reliability of core ontology 1 is more preferable.
In another embodiment, locating slot 2 is dovetail groove, and the width of the aperture position of the dovetail groove is less than bottom
The width of position.By using the locating slot 2 of above structure, the insulating layer 4 in locating slot 2 can be effectively prevent to deviate from, it is fixed to make
The structure of sub- core body 1 is more reliable.
Wherein, insulating layer 4 is plastic layer.When insulating layer 4 is plastic material, to stator core sheet by the way of injection molding
Body 1 carries out Plastic Package processing except other regions at the back side, wherein is also molded in locating slot 2 into the plastic layer, the plastics
Layer carries out overall package to stator core ontology 1, is overall structure after the completion of injection molding.
Specifically, locating slot 2 is evenly arranged on stator core in order to enable the structural strength of stator core ontology 1 is reasonably distributed
The back side of ontology 1.
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 (7)
1. a kind of motor in axial magnetic field stator core, which is characterized in that including stator core ontology and insulating layer, the insulating layer
It is coated on the stator core ontology to remove on the surface at the back side, to form the encapsulation to the stator core ontology.
2. motor in axial magnetic field stator core according to claim 1, which is characterized in that the back of the stator core ontology
Face is provided with several locating slots, is filled with the insulating layer in the locating slot.
3. motor in axial magnetic field stator core according to claim 2, which is characterized in that the locating slot is along the stator
The radial distribution of core body.
4. motor in axial magnetic field stator core according to claim 2 or 3, which is characterized in that the locating slot is T shape
Slot, the width of the aperture position of the T-slot are less than the width of bottom position.
5. motor in axial magnetic field stator core according to claim 2 or 3, which is characterized in that the locating slot is dovetail
Slot, the width of the aperture position of the dovetail groove are less than the width of bottom position.
6. motor in axial magnetic field stator core according to claim 1, which is characterized in that the insulating layer is plastic layer.
7. motor in axial magnetic field stator core according to claim 2, which is characterized in that the locating slot is evenly arranged on described
The back side of stator core ontology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920112197.6U CN209184327U (en) | 2019-01-23 | 2019-01-23 | A kind of motor in axial magnetic field stator core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920112197.6U CN209184327U (en) | 2019-01-23 | 2019-01-23 | A kind of motor in axial magnetic field stator core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209184327U true CN209184327U (en) | 2019-07-30 |
Family
ID=67378933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920112197.6U Active CN209184327U (en) | 2019-01-23 | 2019-01-23 | A kind of motor in axial magnetic field stator core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209184327U (en) |
-
2019
- 2019-01-23 CN CN201920112197.6U patent/CN209184327U/en active Active
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