CN208835966U - Motor - Google Patents
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- CN208835966U CN208835966U CN201821398557.5U CN201821398557U CN208835966U CN 208835966 U CN208835966 U CN 208835966U CN 201821398557 U CN201821398557 U CN 201821398557U CN 208835966 U CN208835966 U CN 208835966U
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- rotor
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Abstract
The utility model relates to motor fields, disclose a kind of motor, wherein, the motor includes inner rotor section (1), outer rotor portion (2) and stator department (3), the stator department (3) includes the stator yoke (31) of annular and the stator teeth (32) that radially extends, the stator teeth (32) is provided with mounting groove (33) along axial side, the stator yoke (31) is removably installed in the mounting groove (33), the stator teeth (32) includes the inside teeth portion (36) and outside teeth portion (37) positioned at the mounting groove (33) radially opposite sides.Through the above technical solution, by the way that the teeth portion of stator department and yoke portion are designed as dismountable two parts, teeth portion and yoke portion are assembled together again so as to which coil to be wound into after teeth portion, reduce the influence of adjacent teeth portion and inner rotor section and outer rotor portion to winding operation, simplify winding operation, improves assembly efficiency.
Description
Technical field
The utility model relates to motor fields, more particularly to a kind of motor.
Background technique
Double-rotor machine includes two rotors, and two rotors can be connected to corresponding output shaft, thus output two
A torque independent of each other.This motor significantly reduces whole weight and volume, improves work efficiency, can be preferable
Satisfaction energy conservation and speed regulation requirement.
Two rotors of double-rotor machine can for two coaxial arrangement annular rotors, and double-rotor machine include with
The stator of two rotor coaxials, stator include cricoid yoke portion and the teeth portion that is arranged in yoke portion, and coil is arranged in teeth portion, passes through
It is powered coil to generate alternating magnetic field.Teeth portion interval in yoke portion is relatively small, in wound around coil in teeth portion, adjacent tooth
It is affected one another between portion, so that the winding difficulty of coil is larger, efficiency is lower.
Utility model content
The purpose of the utility model is to provide a kind of motors, are not easy winding to solve the coil in stator department in teeth portion
Problem.
To achieve the goals above, the utility model provides a kind of motor, wherein the motor include inner rotor section,
Interval is set in the outer rotor portion of the inner rotor section periphery and is arranged between the inner rotor section and the outer rotor portion
Stator department in annular gap, the stator department include the stator yoke of annular and the stator teeth that radially extends, the stator
Teeth portion is provided with mounting groove along axial side, and the stator yoke is removably installed in the mounting groove, the stator
Teeth portion includes the inside teeth portion and outside teeth portion positioned at the mounting groove radially opposite sides.
Preferably, the stator yoke include circumferentially alternating setting wide section and narrow section, narrow section of the radial width
Less than the radial width of the wide section, described narrow section is installed in the mounting groove, the wide section of each narrow section of two sides
Clamp the stator teeth.
Preferably, the stator teeth includes the multiple teeth portion punchings being circumferentially laminated.
Preferably, the stator yoke includes along axially stacked multiple yoke portions punching.
Preferably, the inner rotor section includes cricoid internal rotor iron core and the outer peripheral surface that the internal rotor iron core is arranged in
On internal rotor permanent-magnetic body.
Preferably, the internal rotor iron core includes along axially stacked multiple internal rotor punchings.
Preferably, the outer rotor portion includes cricoid outer rotor iron core and the inner peripheral surface that the outer rotor iron core is arranged in
On outer rotor permanent magnet.
Preferably, the outer rotor iron core includes along axially stacked multiple outer rotor punchings.
Preferably, it is arranged with coil respectively in the inside teeth portion and the outside teeth portion.
Preferably, the inner rotor section, the outer rotor portion and stator department coaxial arrangement, the stator teeth is along week
To being evenly spaced on.
Through the above technical solutions, by the way that the teeth portion of stator department and yoke portion are designed as dismountable two parts, so as to
Teeth portion and yoke portion are assembled together again so that coil to be wound into after teeth portion, reduce adjacent teeth portion and inner rotor section and turned outside
Influence of the sub-portion to winding operation simplifies winding operation, improves assembly efficiency.
Detailed description of the invention
Fig. 1 is the perspective view of the motor part structure according to the utility model embodiment；
Fig. 2 is the main view of the motor part structure according to the utility model embodiment；
Fig. 3 is the cross-sectional view of the line A-A along Fig. 2；
Fig. 4 is the structural schematic diagram of stator teeth described in the utility model embodiment；
Fig. 5 is the structural schematic diagram of stator yoke described in the utility model embodiment.
Description of symbols
1 inner rotor section, 2 outer rotor portion
3 stator departments
11 internal rotor iron core, 12 internal rotor permanent-magnetic body
21 outer rotor iron core, 22 outer rotor permanent magnet
31 stator yoke, 32 stator teeth
33 34 narrow sections of mounting grooves
35 wide sections of 36 inside teeth portion
37 outside teeth portion
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein
Described specific embodiment is only used for describing and explaining the present invention, and is not intended to limit the utility model.
The utility model provides a kind of motor, wherein the motor include inner rotor section 1, interval be set in it is described in
The outer rotor portion 2 of 1 periphery of rotor portions and it is arranged between the inner rotor section 1 and the outer rotor portion 2 in annular gap
The stator teeth 32 that stator department 3 stator yoke 31 including annular at the stator department 3 and is radially extended, the stator teeth 32
Axial side is provided with mounting groove 33, the stator yoke 31 is removably installed in the mounting groove 33, described fixed
Sub- teeth portion 32 includes the inside teeth portion 36 and outside teeth portion 37 positioned at 33 radially opposite sides of mounting groove.
As depicted in figs. 1 and 2, the motor includes the inner rotor section 1, stator department 3 and outer rotor being arranged from inside to outside
Portion 2, stator department 3 are the stationary parts in motor, and inner rotor section 1 and outer rotor portion 2 can be respectively relative to the rotation of stator department 3,
And the two is independent of one another, and movement interference is substantially not present, so as to export two kinds of torques.
The stator department 3 of this programme includes stator yoke 31 and the stator teeth 32 being removably mounted on together, wherein such as
Shown in Fig. 3 and Fig. 4, stator teeth 32 is provided with mounting groove 33 along axial side, thus in mounting groove 33 towards stator yoke
In the state of 31, stator teeth 32 and stator yoke 31 move close to axially in relation to each other, so that stator yoke 31 is installed on peace
In tankage 33, and stator teeth 32 and stator yoke 31 is made to may be implemented to dismantle away from each other along axial direction.Such stator
Portion 3 can permit the first wound around coil on stator teeth 32, and then stator teeth 32 is assembled into stator yoke 31 again, because
This, can make coil winding be more convenient, be easier to operate to, improve assembly efficiency.
Wherein, stator teeth 32 includes the inside teeth portion of the radially inner side positioned at mounting groove 33 (namely stator yoke 31)
36 and be located at mounting groove 33 (namely stator yoke 31) radial outside outside teeth portion 37, i.e. stator teeth 32 is from stator yoke
Portion 31 extends to the radially opposite sides of stator yoke 31 respectively, and inside teeth portion 36 more corresponds to inner rotor section 1, outside teeth portion 37
More correspond to outer rotor portion 2.
Further, the stator yoke 31 includes wide section 34 and narrow section 35, described narrow section 35 of circumferentially alternating setting
Radial width be less than wide section 34 of the radial width, described narrow section 35 is installed in the mounting groove 33, each described narrow
Wide section 34 clamping stator teeth 32 of 35 two sides of section.As shown in figure 5, stator yoke 31 includes wide section 34 and narrow section
35, wide section 34 and narrow section 35 circumferentially alternating is arranged, wherein narrow section 35 is installed in mounting groove 33, narrow section 35 of peripheral width
Degree is two neighboring wide section 34 circumferentially-spaced, roughly the same with the thickness of stator teeth 32, so as to pass through two
Wide section 34 clamping stator teeth 32.That is, stator yoke 31 and stator teeth 32 are the structure clamped mutually, stator teeth
32 pass through narrow section 35 of 33 grip yoke portion 31 of mounting groove, and stator yoke 31 passes through two wide section 35 grip teeth portion 32.
Specifically, the stator teeth 32 includes the multiple teeth portion punchings being circumferentially laminated.The teeth portion punching can be
Silicon steel sheet is laminated insulated from each otherly between multiple silicon steel sheets, and stacking direction is circumferential direction, so as to allow stator teeth 32
Mounting groove 33 is formed in axial side, mounting groove 33 is avoided to influence the superposition of silicon steel sheet.It is laminated to be formed by multiple silicon steel sheets and determine
Sub- teeth portion 32 can reduce eddy-current loss and magnetic hystersis loss, reduce fever, because (or nearby) winding coil in itself passes through electricity
Induced magnetic field can be generated after stream, induced magnetic field forms induced electromotive force in stator teeth 32, generates induced current, multilayer silicon steel
It is insulated from each other between piece, reduce area of passage, to reduce calorific value.
Similar, the stator yoke 31 includes along axially stacked multiple yoke portions punching.Yoke portion punching can be
Silicon steel sheet is laminated insulated from each otherly between multiple silicon steel sheets, and stacking direction is axial direction, so as to form wide section 34 and narrow
The form of 35 alternating (be equivalent to and form notch on periphery and/or inner circumferential) of section avoids periphery at narrow section 35 and/or inner circumferential
The stacking of notch influence silicon steel sheet.It is laminated to form stator teeth 32 by multiple silicon steel sheets, can reduce eddy-current loss and magnetic hysteresis
Loss, reduction fever, because (or nearby) winding coil in itself is being determined by that can generate induced magnetic field, induced magnetic field after electric current
It forms induced electromotive force in sub- yoke portion 31, generates induced current, it is insulated from each other between multilayer silicon steel sheet, reduce area of passage, thus
Reduce calorific value.
In addition, the inner rotor section 1 is including cricoid internal rotor iron core 11 and the outer of the internal rotor iron core 11 is arranged in
Internal rotor permanent-magnetic body 12 on circumferential surface.The connection type of internal rotor permanent-magnetic body 12 and internal rotor iron core 11 is surface-mount type, and interior
Rotor permanent magnet 12 is arranged in circumferentially spacedly on interior rotor core 11, and internal rotor permanent-magnetic body 12 can be evenly spaced.When
So, in other embodiments, internal rotor permanent-magnetic body 12 can also be arranged in the inside of interior rotor core 11, or interior will be turned
Sub- permanent magnet 12 is arranged on the periphery of interior rotor core 11.
Specifically, the internal rotor iron core 11 includes along axially stacked multiple internal rotor punchings.The internal rotor punching
It can be silicon steel sheet, be laminated insulated from each otherly between multiple silicon steel sheets, stacking direction is axial direction, for cricoid internal rotor
It along axially stacked formed is relatively simpler processing method by multiple same annular punchings for iron core 11.Pass through
Multiple silicon steel sheets are laminated to form internal rotor iron core 11, can reduce eddy-current loss and magnetic hystersis loss, reduce fever, because of (itself
Or neighbouring) for winding coil by that can generate induced magnetic field after electric current, induced magnetic field forms induced electricity in interior rotor core 11
Kinetic potential generates induced current, insulated from each other, reduction area of passage, to reduce calorific value between multilayer silicon steel sheet.
In addition, the outer rotor portion 2 includes cricoid outer rotor iron core 21 and is arranged in the outer rotor iron core 21
Outer rotor permanent magnet 22 on circumferential surface.The connection type of outer rotor permanent magnet 22 and outer rotor iron core 21 is surface-mount type, and outer
Rotor permanent magnet 22 is arranged in circumferentially spacedly on outer rotor iron core 21, and outer rotor permanent magnet 22 can be evenly spaced.When
So, in other embodiments, outer rotor permanent magnet 22 can also be arranged in the inside of outer rotor iron core 21, or will be turned outside
Sub- permanent magnet 22 is arranged on the periphery of outer rotor iron core 21.
Specifically, the outer rotor iron core 21 includes along axially stacked multiple outer rotor punchings.The outer rotor punching
It can be silicon steel sheet, multiple silicon steel sheets are laminated insulated from each otherly, and stacking direction is axial direction, for cricoid outer rotor iron core
It along axially stacked formed is relatively simpler processing method by multiple same annular punchings for 21.By multiple
Silicon steel sheet is laminated to form outer rotor iron core 21, can reduce eddy-current loss and magnetic hystersis loss, reduces fever, because (itself is attached
Close) for winding coil by that can generate induced magnetic field after electric current, induced magnetic field forms induced electromotive force in outer rotor iron core 21,
Generate induced current, insulated from each other, reduction area of passage, to reduce calorific value between multilayer silicon steel sheet.
In addition, being arranged with coil respectively in the inside teeth portion 36 and the outside teeth portion 37.Line in inside teeth portion 36
Coil on circle and outside teeth portion 37 can be independent of one another, can also be electrically connected to each other.After being passed through alternating current to the coil,
Stator department 3 can produce variable magnetic field, and the internal rotor permanent-magnetic body 12 of inner rotor section 1 drives 1 turn of inner rotor section under magnetic fields
Dynamic, outer rotor permanent magnet 22 drives outer rotor portion 2 to rotate under magnetic fields.
In addition, the inner rotor section 1, the outer rotor portion 2 and the stator department 3 are coaxially disposed, the stator teeth 32
Circumferentially it is evenly spaced on.Inner rotor section 1, outer rotor portion 2 and stator department 3 are generally formed into ring-type respectively, and coaxial arrangement can
To make full use of space.Stator teeth 32 is set as equally distributed form, can be with shape after the coil on stator teeth 32 is powered
At more uniform magnetic field, the slewing rate in inner rotor section 1 and outer rotor portion 2 can be made more uniform.
Preferred embodiments of the present invention, still, the utility model and unlimited are described in detail in conjunction with attached drawing above
In this.In the range of the technology design of the utility model, a variety of simple variants can be carried out to the technical solution of the utility model,
It is combined in any suitable manner including each particular technique feature, in order to avoid unnecessary repetition, the utility model
To various combinations of possible ways, no further explanation will be given.But these simple variants and combination equally should be considered as the utility model institute
Disclosure belongs to the protection scope of the utility model.
Claims (10)
1. a kind of motor, which is characterized in that the motor include inner rotor section (1), interval be set in the inner rotor section (1) outside
Stator of the outer rotor portion (2) and setting in week between the inner rotor section (1) and the outer rotor portion (2) in annular gap
Portion (3), the stator department (3) include the stator yoke (31) of annular and the stator teeth (32) that radially extends, the stator tooth
Portion (32) is provided with mounting groove (33) along axial side, and the stator yoke (31) is removably installed on the mounting groove
(33) in, the stator teeth (32) includes the inside teeth portion (36) and outside teeth portion positioned at the mounting groove (33) radially opposite sides
(37)。
2. motor according to claim 1, which is characterized in that the stator yoke (31) includes circumferentially alternating setting
Wide section (34) and narrow section (35), the radial width of narrow section (35) are less than the radial width of the wide section (34), and described narrow section
(35) it is installed in the mounting groove (33), the wide section (34) of each described narrow section of (35) two sides clamps the stator teeth
(32)。
3. motor according to claim 1, which is characterized in that the stator teeth (32) include circumferentially be laminated it is multiple
Teeth portion punching.
4. motor according to claim 1, which is characterized in that the stator yoke (31) includes along axially stacked multiple
The punching of yoke portion.
5. motor according to claim 1, which is characterized in that the inner rotor section (1) includes cricoid internal rotor iron core
(11) and internal rotor permanent-magnetic body (12) on the outer peripheral surface of the internal rotor iron core (11) is set.
6. motor according to claim 5, which is characterized in that the internal rotor iron core (11) includes along axially stacked more
A internal rotor punching.
7. motor according to claim 1, which is characterized in that the outer rotor portion (2) includes cricoid outer rotor iron core
(21) and outer rotor permanent magnet (22) on the inner peripheral surface of the outer rotor iron core (21) is set.
8. motor according to claim 7, which is characterized in that the outer rotor iron core (21) includes along axially stacked more
A outer rotor punching.
9. motor according to claim 1, which is characterized in that on the inside teeth portion (36) and the outside teeth portion (37)
It is arranged with coil respectively.
10. motor according to claim 1, which is characterized in that the inner rotor section (1), the outer rotor portion (2) and institute
Stator department (3) coaxial arrangement is stated, the stator teeth (32) is circumferentially evenly spaced on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821398557.5U CN208835966U (en) | 2018-08-27 | 2018-08-27 | Motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821398557.5U CN208835966U (en) | 2018-08-27 | 2018-08-27 | Motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208835966U true CN208835966U (en) | 2019-05-07 |
Family
ID=66311091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821398557.5U Active CN208835966U (en) | 2018-08-27 | 2018-08-27 | Motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208835966U (en) |
-
2018
- 2018-08-27 CN CN201821398557.5U patent/CN208835966U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |