CN106505755B - Stator and motor with it - Google Patents
Stator and motor with it Download PDFInfo
- Publication number
- CN106505755B CN106505755B CN201611163662.6A CN201611163662A CN106505755B CN 106505755 B CN106505755 B CN 106505755B CN 201611163662 A CN201611163662 A CN 201611163662A CN 106505755 B CN106505755 B CN 106505755B
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- China
- Prior art keywords
- teeth portion
- splicing block
- main teeth
- yoke
- yoke portion
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
- H02K1/148—Sectional cores
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/34—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
- H02K3/345—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation between conductor and core, e.g. slot insulation
Abstract
The invention discloses a kind of stator and with its motor, the stator includes: yoke portion, and the yoke portion is overrided to form by the punching of multiple yoke portions；Main teeth portion, the main teeth portion are overrided to form by multiple teeth portion punchings, and the main teeth portion is installed in the yoke portion and the teeth portion punching is vertically arranged with yoke portion punching；Tooth boot portion, the tooth boot portion is assembled by the first splicing block being installed in the main teeth portion along the circumferential array in the yoke portion and respectively and the second splicing block, first splicing block is overrided to form by multiple first tooth boots punchings perpendicular to the teeth portion punching, and second splicing block is overrided to form by multiple second tooth boots punchings perpendicular to the teeth portion punching；Winding, the winding technique is in the main teeth portion.The axial dimension of each section of stator according to an embodiment of the present invention can be independently arranged, to be conducive to adjust motor performance, and cost is relatively low.
Description
Technical field
The present invention relates to technical field of motors, in particular to a kind of stator and the motor with the stator.
Background technique
Motor in the related technology, the punching in the yoke portion, teeth portion and tooth boots of stator, which is integrated, to be punched, therefore yoke
The size of portion, teeth portion and tooth boots on stator shaft orientation is consistent, or rotational frequency weaker for per surface area magnetic field is lower
Rotor for, for save stator material simultaneously improve its performance, need the size of yoke portion and teeth portion relatively thin and the area of tooth boots
Larger, but influenced by stator inner circle radius, the effect that tooth boot upper product is improved by increasing tooth boots width is limited, and if
Stator axis extends up tooth boots, and can lengthen the axial dimension of yoke portion and teeth portion, to increase the material consumption of iron core and winding, causes
Increased costs.
Summary of the invention
The present invention is directed to solve one of above-mentioned technical problem in the related technology at least to a certain extent.For this purpose, this hair
It is bright to propose that a kind of stator, the axial dimension of each section of the stator are independently arranged, so that it is conducive to adjusting motor performance, and at
This is lower.
The present invention also proposes a kind of motor with the stator.
To achieve the above object, propose that a kind of stator, the stator include: according to the embodiment of the first aspect of the invention
Yoke portion, the yoke portion are overrided to form by the punching of multiple yoke portions；Main teeth portion, the main teeth portion are overrided to form by multiple teeth portion punchings,
The main teeth portion is installed in the yoke portion and the teeth portion punching is vertically arranged with yoke portion punching；Tooth boot portion, the tooth
It is spelled by the first splicing block being installed in the main teeth portion along the circumferential array in the yoke portion and respectively and the second splicing block in boots portion
It filling, first splicing block is overrided to form by multiple first tooth boots punchings perpendicular to the teeth portion punching, and described second
Splicing block is overrided to form by multiple second tooth boots punchings perpendicular to the teeth portion punching；Winding, the winding technique is described
In main teeth portion.
The axial dimension of each section of stator according to an embodiment of the present invention can be independently arranged, to be conducive to adjust motor
Performance, and cost is relatively low.
In addition, stator according to an embodiment of the present invention can also have the following additional technical features:
According to one embodiment of present invention, the setting axially towards one end inwardly in the yoke portion of the main teeth portion
There are the elongated portion that the main teeth portion is protruded along the axially extending of the yoke portion and at least one end, first splicing block and described
Two splicing blocks are installed on respectively in the elongated portion.
According to one embodiment of present invention, the main teeth portion, which is equipped with, laminates direction perforation institute along the teeth portion punching
State the closed slot of main teeth portion, first splicing block by setting opening direction and the teeth portion punching to laminate direction parallel
To be configured with the first block tongue, second splicing block is laminated first open slot by setting opening direction and the teeth portion punching
Direction is parallel and second open slot opposite with the opening direction of first open slot is to be configured with the second block tongue, and described first
Block tongue and second block tongue are installed in the closed slot from the two sides of the closed slot respectively.
According to one embodiment of present invention, the main teeth portion is equipped with card slot, and the yoke portion is installed in the card slot.
According to one embodiment of present invention, the yoke portion be equipped in the circumferential direction in the yoke portion to the main tooth
The limiting slot that portion is limited, the main teeth portion are installed in the limiting slot.
According to one embodiment of present invention, the tooth boot portion is axially towards surface inwardly in the yoke portion
Plane or cambered surface.
According to one embodiment of present invention, the tooth boot portion the yoke portion axially towards surface inwardly by
Plane and cambered surface are composed.
According to one embodiment of present invention, the tooth boot portion the yoke portion axially towards surface inwardly by
Nonconcentric(al) multiple arc-shaped surfaces are composed.
According to one embodiment of present invention, the tooth boot portion is divided axially into side in the yoke portion along the yoke portion
The multistage of setting is staggered successively in circumferential direction.
According to one embodiment of present invention, the yoke portion is divided into multiple segments, multiple adjacent segments along its circumferential direction
Junction in one at spiral-lock connection and integrally connected at remaining.
According to one embodiment of present invention, the yoke portion includes multiple concatenation units along its circumferential array, Duo Gexiang
The junction difference spiral-lock connection of the adjacent concatenation unit.
According to one embodiment of present invention, insulation sleeve, the both ends difference of the insulation sleeve are arranged in the main teeth portion
Equipped with demarcation plate, the winding technique is on the insulation sleeve.
According to one embodiment of present invention, the junction of the yoke portion and the main teeth portion, the main teeth portion with it is described
Insulation point is equipped at the junction of first splicing block and the main teeth portion and at least one in the junction of second splicing block
Interlayer.
According to one embodiment of present invention, the junction of the yoke portion and the main teeth portion, the main teeth portion with it is described
Insulation is coated at the junction of first splicing block and the main teeth portion and at least one in the junction of second splicing block
Injection molded layers.
According to one embodiment of present invention, the closed slot, first splicing block and second splicing block difference
It is divided into multistage spaced apart, the second splicing block described in the first splicing block described in multistage and multistage, which is installed on respectively described in multistage, to be closed
In mouth slot.
Embodiment according to the second aspect of the invention proposes that a kind of motor, the motor include according to the present invention first
Stator described in the embodiment of aspect.
Motor according to an embodiment of the present invention, it is according to an embodiment of the first aspect of the invention fixed by utilizing
Son has many advantages, such as to have excellent performance, is at low cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of motor according to an embodiment of the present invention.
Fig. 2 is the main teeth portion of stator according to an embodiment of the present invention and the structural schematic diagram of tooth boot portion.
Fig. 3 is the structural schematic diagram of the main teeth portion of stator according to an embodiment of the present invention.
Fig. 4 is the structural schematic diagram of the tooth boot portion of stator according to an embodiment of the present invention.
Fig. 5 is the structural schematic diagram of the tooth boot portion of stator in accordance with another embodiment of the present invention.
Fig. 6 is the structural schematic diagram in the yoke portion of stator according to an embodiment of the present invention.
Fig. 7 is the structural schematic diagram in the yoke portion of stator in accordance with another embodiment of the present invention.
Fig. 8 is according to the present invention in the structural schematic diagram in the yoke portion of the stator of one embodiment.
Appended drawing reference:
Motor 1,
Stator 10, rotor 20,
Yoke portion 100, limiting slot 110, segment 120, concatenation unit 130,
Main teeth portion 200, elongated portion 210, closed slot 310, card slot 220,
Tooth boot portion 300, the first splicing block 301, the second splicing block 302, the first open slot 211, the first block tongue 212, second
Open slot 221, the second block tongue 222, section 320,
Winding 400,
Insulation sleeve 500, demarcation plate 510.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings motor 1 according to an embodiment of the present invention is described.
As shown in Figure 1, motor 1 according to an embodiment of the present invention includes stator 10 and rotor 20, rotor 20 is rotatably matched
It closes in stator 10, wherein rotor 20 can be with permanent magnet magnetic rotor.
Stator 10 according to an embodiment of the present invention is described referring initially to attached drawing.
As Figure 1-Figure 8, stator 10 according to an embodiment of the present invention includes yoke portion 100, main teeth portion 200, tooth boot portion 300
With winding 400.
Yoke portion 100 is overrided to form by the punching of multiple yoke portions.Main teeth portion 200 is overrided to form by multiple teeth portion punchings, main teeth portion
200 are installed in yoke portion 100, and the teeth portion punching is vertically arranged with yoke portion punching, i.e., teeth portion punching is along yoke portion 100
Circumferentially laminate.Tooth boot portion 300 is by the first splicing block 301 for being installed in main teeth portion 200 along the circumferential array in yoke portion 100 and respectively
It is formed with the second splicing block 302, in other words, the teeth portion lamination of the first splicing block 301 and the second splicing block 302 along yoke portion 100
It laminates direction arrangement and is assembled into tooth boot portion 300 jointly.First splicing block 301 is by multiple first perpendicular to the teeth portion punching
Tooth boots punching is overrided to form, i.e. axial direction of the first tooth boots punching along yoke portion 100 laminates.Second splicing block 302 is by perpendicular to described
Multiple second tooth boots punchings of teeth portion punching are overrided to form, i.e. axial direction of the second tooth boots punching along yoke portion 100 laminates.Winding 400
It is wound in main teeth portion 200.In other words, yoke portion 100, main teeth portion 200, the first splicing block 301 and the second splicing block 302 are clamping
It is preceding to be independent module respectively.
It needs exist for being appreciated that, main teeth portion 200 can be multiple and being provided at circumferentially spaced along yoke portion 100, wherein every
One end towards the inside of yoke portion 100 of a main teeth portion 200 is equipped with tooth boot portion 300, and be wound in each main teeth portion 200 around
Group 400, for ease of description, the connection structure just for a tooth boot portion 300 and its with yoke portion 100, tooth boot portion 300 etc. herein
It is described.
Stator 10 according to an embodiment of the present invention, stator core pass through by yoke portion 100, main teeth portion 200, the first splicing block
301 and 302 3 independent modules of the second splicing block clamp, so as to so that yoke portion 100, main teeth portion 200 and tooth boot portion
300 dimensional parameters in 10 axial direction of stator are mutually indepedent, and the performance of motor 1 is adjusted in the case where guaranteeing cost.In addition, tooth
Boots portion 300 is by the first splicing block 301 and the second splicing block 302 common assembled, the first splicing block 301 and the second splicing block
302 respective sizes are smaller, and the first tooth boots punching and the second tooth boots punching punching are convenient, are unlikely to deform, and craftsmanship is preferable, and
In assembly, the first splicing block 301 and the second splicing block 302 can mutually be clamped with main teeth portion 200 with smaller pressure.
For example, for rotor field unit magnetization can the lower motor of weaker or revolving speed, can be by tooth boot portion 300
Axial width is set greater than the axial width in yoke portion 100 and the axial width of main teeth portion 200, i.e., individually extends tooth boot portion 300
Axial dimension, the surface area of tooth boot portion 300 can be expanded in this way, then cooperate the lengthening of the axial length of rotor 20, to reach
The purpose that the overall magnetic property of rotor 20 is improved to poly- magnetic, reduces the length of winding 400 in turn, to reduce resistance, is conducive to
Improve the efficiency of motor 1, and the rotor 20 of low magnetic density can be cooperated, to reduce the cost of rotor 20.
Motor 1 according to an embodiment of the present invention has performance by utilizing stator 10 according to the above embodiment of the present invention
The advantages that excellent, at low cost.
Below with reference to the accompanying drawings the stator 10 of specific embodiment according to the present invention is described.
As Figure 1-Figure 8, stator 10 according to an embodiment of the present invention includes yoke portion 100, main teeth portion 200, tooth boot portion 300
With winding 400.
In some embodiments of the invention, as shown in Figure 1-Figure 3, main teeth portion 200 yoke portion 100 radially
Towards one end of inside, i.e., one end towards rotor 20 of main teeth portion 200, equipped with along the axially extending of yoke portion 100 and at least one
The elongated portion 210 of main teeth portion 200 is protruded at end, and the first splicing block 301 and the second splicing block 302 are installed on respectively in elongated portion 210.
Elongated portion 210 extends length of the main teeth portion 200 in the axial direction in yoke portion 100, in the case where mechanical strength allows, elongated portion
The axial dimension of the more big then tooth boot portion 300 of 210 axial dimension can also be bigger, cooperates the increase of 20 axial length of rotor, more
Be conducive to poly- magnetic, improve electromagnetic performance.
Wherein, the example that main teeth portion 200 is protruded shown in the drawings of 210 both ends of elongated portion installs motor one end
Position is restricted or needs the case where providing biggish axial electromagnetic force, can be using the elongated portion 210 of one end protrusion.
Optionally, as shown in figs 2-4, main teeth portion 200, which is equipped with, penetrates through main teeth portion 200 along the direction that laminates of teeth portion punching
Closed slot 310, length of the closed slot 310 in the axial direction in yoke portion 100 can be slightly less than elongated portion 210 in yoke portion 100
Length in axial direction.By laminating of laminating of setting opening direction and teeth portion, direction is parallel first to be open first splicing block 301
Slot 211 is to be configured with the first block tongue 212, and specifically, the first open slot 211 is along yoke portion 100 axially through the first splicing block 301
And opening, towards laminate on direction a direction for teeth portion punching, the side wall in the neighbouring yoke portion 100 of the first open slot 211 is constituted
First block tongue 212.The second open slot that laminate direction parallel that second splicing block 302 is laminated by setting opening direction and teeth portion
221 to be configured with the second block tongue 222, specifically, the second open slot 221 along yoke portion 100 axially through the second splicing block 302 and
Opening is open towards another direction of teeth portion punching laminated on direction, the i.e. opening direction of the first open slot 211 and second
The opening direction of slot 221 is opposite, and the side wall in the neighbouring yoke portion 100 of the second open slot 221 constitutes the second block tongue 222.First block tongue
212 and second block tongue 222 from the two sides of closed slot 310, (i.e. the open both direction of closed slot 310) is installed on closed slot respectively
In 310, and the first splicing block 301 and the second splicing block 302 are in contact.It is possible thereby to by the first splicing block 301 and the second splicing
Block 302 is installed on respectively to collectively form tooth boot portion 300 in elongated portion 210, and is completely embedded, and intensity is high, the first splicing block 301
It is few with the consumptive material of the second splicing block 302.
It is to be understood that closed slot 310 or open slot in main teeth portion 200, to facilitate clamping.It is main
Closed slot 310 in teeth portion 200 can also be divided into multistage spaced apart, corresponding first splicing block along the axial direction in yoke portion 100
301 and second axial direction of the splicing block 302 also respectively along yoke portion 100 be divided into multistage spaced apart, 301 He of the first splicing block of multistage
The second splicing block of multistage 302 is installed on respectively in multistage closed slot 310, and the mechanical strength of main teeth portion 200 can be improved in this way,
Improve mechanical property.
In some specific examples of the invention, as shown in Figures 2 and 3, main teeth portion 200 is equipped with card slot 220, yoke portion
100 are installed in card slot 220, to realize the clamping of main teeth portion 200 and yoke portion 100 and easy to operate.
Advantageously, as shown in fig. 6, yoke portion 100 is equipped with for limiting in the circumferential direction in yoke portion 100 main teeth portion 200
The limiting slot 110 of position, limiting slot 110 can be located on the inner peripheral surface or outer peripheral surface in yoke portion 100, and main teeth portion 200 is installed on limit
In slot 110, prevent main teeth portion 200 from sliding in yoke portion 100.
In some embodiments of the invention, tooth boot portion 300 in yoke portion 100 axially towards table inwardly
Face, in other words, the surface at the center towards stator 10 of tooth boot portion 300, the i.e. table towards rotor 20 of tooth boot portion 300
Face can also can be composed of with plane or cambered surface plane and cambered surface, and Fig. 2 shows tooth boot portions 300 towards rotor 20
Surface is the example of cambered surface, it is possible thereby to the air gap between rotor 20 be adjusted, to improve poly- magnetic effect.
Optionally, the surface towards rotor 20 of tooth boot portion 300 can also be combined by nonconcentric(al) multiple arc-shaped surfaces and
At in favor of adjusting each harmonic content in air gap to optimize the noise and vibration of motor 1.
It is to be understood that ground is, the surface towards rotor 20 of tooth boot portion 300 is by the first splicing block 301 towards rotor
20 surface and the surface towards rotor 20 of the second splicing block 302 collectively form.
In some embodiments of the invention, as shown in figure 5, tooth boot portion 300 can be configured to helical teeth structure to drop
Low gullet torque, specifically, tooth boot portion 300 are divided axially into multistage 320 along yoke portion 100, and the side of multistage 320 is in yoke portion 100
Circumferential direction on stagger successively setting, in other words, each of the first splicing block 301 and the second splicing block 302 are along yoke portion 100
It is divided axially into multistage 320, the side of the multistage 320 of each of the first splicing block 301 and second splicing block 302 is in yoke portion
Setting is staggered successively in 100 circumferential direction.
For example, axial direction of a side of the multistage 320 of the first splicing block 301 and the second splicing block 302 along yoke portion 100
Successively shorten, and the axial direction in the other side edge yoke portion 100 of the multistage 320 of the first splicing block 301 and the second splicing block 302 is successively
It lengthens, the multistage 320 of the first splicing block 301 is consistent with the arrangement regulation of multistage 320 of the second splicing block 302, and yoke portion 100 is circumferential
Upper all first splicing blocks 301 are consistent with the arrangement regulation of multistage 320 on the second splicing block 302, i.e., all tooth boot portions 300 exist
It is tilted in the circumferential direction in yoke portion 100 to same direction, to constitute into helical teeth structure.
For another example by being mounted on the multistage 320 of the first splicing block 301 is positive and negative in elongated portion 210, by the second splicing block
302 multistage 320 is positive and negative to be mounted in elongated portion 210, i.e., every section 320 of shape is identical, by choosing one in multistage 320
Or it is several, it is mounted in elongated portion 210 after being flipped up in the week in yoke portion 100, to constitute helical teeth structure on the whole.
In some specific examples of the invention, more as shown in fig. 6, yoke portion 100 is divided into multiple segments 120 along its circumferential direction
In the junction of a adjacent segment 120 one at spiral-lock connection and integrally connected remaining at, i.e., with more between multiple segments 120
A junction, in these junctions one at connected for spiral-lock, and connection is integrated at remaining in these junctions.
Specifically, the punching of yoke portion for bar shaped and is laminated after punching, forms the yoke portion 100 of bar shaped, for example, by
The extruding force of the toolings such as fixture, adjacent segment 120 close up each other to be adjusted to ring structure for 100 bending of yoke portion of the bar shaped,
The both ends spiral-lock in the yoke portion 100 of bar shaped, such as the bump spiral-lock at 100 both ends of yoke portion using bar shaped, and it is outer at spiral-lock
Then side welding will be wound with winding 400 and be equipped with and be spelled by the first splicing block 301 and second with the shape in tie-down yoke portion 100
The main teeth portion 200 for connecing the assembled tooth boot portion 300 of block 302 is installed in the yoke portion 100 of annular.Thus yoke portion 100 is fast rapid-result
Type, process is succinct, and coiling is convenient, and furthermore the yoke portion punching of bar shaped is conducive to save material, reduces cost.
In other specific examples of the invention, as shown in Figure 7 and Figure 8, yoke portion 100 includes along the more of its circumferential array
The junction difference spiral-lock of a concatenation unit 130, multiple contiguous concatenation units 130 connects, i.e., has between multiple concatenation units 130
Having multiple junctions is spiral-lock connection.
Specifically, the punching of yoke portion is laminated after punching, forms multiple concatenation units 130, first will be multiple when assembly
130 spiral-lock of concatenation unit is in strip structure, i.e., the not spiral-lock of two elder generations in multiple concatenation units 130, the spelling of this two not spiral-locks
Order member 130 is located at the both ends of strip structure, at this point, since adjacent concatenation unit 130 can be relatively rotated, by this
Rotation circularizes the strip structure bending being spliced by multiple concatenation units 130, and by the splicing list at the strip structure both ends
Member 130 carries out spiral-lock, forms the yoke portion 100 of annular.After yoke portion 100 forms, in yoke portion 100 between multiple concatenation units 130
It is interlocked in circumferential direction, forms the ring-type of stable structure, then will be wound with winding 400 and be equipped with by the first splicing block 301 and
The main teeth portion 200 of the assembled tooth boot portion 300 of two splicing blocks 302 is installed in the yoke portion 100 of annular.Thus yoke portion 100 is fast
Rapid-result type, process is succinct, and coiling is convenient, conducive to saving material, reducing cost.
It is to be understood that ground is, contiguous concatenation unit 130 can carry out spiral-lock (as shown in Figure 8) by trapezoidal buckle.
Contiguous concatenation unit 130 can also be buckled by the major arc shape of corner and carry out spiral-lock (as shown in Figure 7), be pressed therefore without using
Machine operates, and avoids the deformation in yoke portion 100.
In some embodiments of the invention, as depicted in figs. 1 and 2, it is arranged with insulation sleeve 500 in main teeth portion 200,
The both ends of insulation sleeve 500 are respectively equipped with demarcation plate 510, and a demarcation plate 510 is against in yoke portion 100, another demarcation plate 510 supports
On by the assembled tooth boot portion 300 of the first splicing block 301 and the second splicing block 302, winding 400 is wound on insulation sleeve 500
Upper and be located between two demarcation plates 510, insulation sleeve 500 and demarcation plate 510 thereon can not only play the work for separating insulation
With, and can be improved yoke portion 100, main teeth portion 200 and tooth boot portion 300 relative position stability.
In some embodiments of the invention, yoke portion 100 and the junction of main teeth portion 200, main teeth portion 200 and first
In the junction of the junction of splicing block 301 and main teeth portion 200 and the second splicing block 302 at least one at be equipped with dielectric separation
Layer, i.e. isolating separator layer separate yoke portion 100 and main teeth portion 200 and/or main teeth portion 200 and the first splicing block 301 and/or main teeth portion
200 and second splicing block 302, which can be that the insulating film being encased inside, the insulated paint of spraying, glue of coating etc. have insulation
The medium of effect.It is possible thereby to which the conduction for the current vortex that alternating magnetic field is formed when slowing down or motor 1 being blocked to run, reduces motor 1
Iron loss when operation improves the alternative frequency of stator 10, to be suitable for high-frequency occasion.
In other specific examples of the invention, the junction of yoke portion 100 and main teeth portion 200, main teeth portion 200 and first
In the junction of the junction of splicing block 301 and main teeth portion 200 and the second splicing block 302 at least one at be coated with insulation injection molding
Layer, it is preferable that insulation injection molded layers can coat the entire stator core being made of yoke portion 100, main teeth portion 200 and tooth boot portion 300,
It is possible thereby to improve the mechanical strength of stator 10, be conducive to the noise and vibration performance that improve motor 1.
It is to be understood that insulation sleeve can need not then be arranged as coated entire stator core using insulation injection molded layers
500。
Other of motor 1 according to an embodiment of the present invention are constituted and are operated for those of ordinary skills all
Be it is known, be not detailed herein.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
The description present invention and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is at least two, such as two
It is a, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
What can be combined in any suitable manner in one or more embodiment or examples.In addition, those skilled in the art can say this
Different embodiments or examples described in bright book are engaged and are combined.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (16)
1. a kind of stator characterized by comprising
Yoke portion, the yoke portion are overrided to form by the punching of multiple yoke portions；
Main teeth portion, the main teeth portion are overrided to form by multiple teeth portion punchings, and the main teeth portion is installed in the yoke portion and described
Teeth portion punching is vertically arranged with yoke portion punching；
Tooth boot portion, the tooth boot portion is by the first splicing for being installed in the main teeth portion along the circumferential array in the yoke portion and respectively
Block and the second splicing block are assembled, and first splicing block is folded by multiple first tooth boots punchings perpendicular to the teeth portion punching
It presses, second splicing block is overrided to form by multiple second tooth boots punchings perpendicular to the teeth portion punching；
Winding, the winding technique is in the main teeth portion.
2. stator according to claim 1, which is characterized in that the main teeth portion in the yoke portion axially towards inside
One end of side is equipped with the elongated portion that the main teeth portion is protruded along the axially extending of the yoke portion and at least one end, first splicing
Block and second splicing block are installed on respectively in the elongated portion.
3. stator according to claim 2, which is characterized in that the main teeth portion is equipped with laminating along the teeth portion punching
Direction penetrates through the closed slot of the main teeth portion, and first splicing block is laminated by setting opening direction and the teeth portion punching
For the first parallel open slot of direction to be configured with the first block tongue, second splicing block passes through setting opening direction and the teeth portion
Punching laminates that direction is parallel and second open slot opposite with the opening direction of first open slot is to be configured with the second card
Tongue, first block tongue and second block tongue are installed in the closed slot from the two sides of the closed slot respectively.
4. stator according to claim 1, which is characterized in that the main teeth portion is equipped with card slot, and the yoke portion is installed on
In the card slot.
5. stator according to claim 1, which is characterized in that the yoke portion is equipped with for the circumferential direction in the yoke portion
To the limiting slot that the main teeth portion is limited, the main teeth portion is installed in the limiting slot.
6. stator according to any one of claims 1-5, which is characterized in that the diameter in the yoke portion of the tooth boot portion
It is a plane or an arc surface upwardly toward the surface of inside.
7. stator according to any one of claims 1-5, which is characterized in that the diameter in the yoke portion of the tooth boot portion
It is composed of upwardly toward the surface of inside plane and cambered surface.
8. stator according to any one of claims 1-5, which is characterized in that the diameter in the yoke portion of the tooth boot portion
It is composed of upwardly toward the surface of inside nonconcentric(al) multiple arc-shaped surfaces.
9. stator according to any one of claims 1-5, which is characterized in that axial direction of the tooth boot portion along the yoke portion
It is divided into the multistage that side staggers successively setting in the circumferential direction in the yoke portion.
10. stator according to any one of claims 1-5, which is characterized in that the yoke portion is divided into multiple along its circumferential direction
Segment, in the junction of multiple adjacent segments one at spiral-lock connection and integrally connected at remaining.
11. stator according to any one of claims 1-5, which is characterized in that the yoke portion includes along its circumferential array
Multiple concatenation units, multiple adjacent concatenation units junction difference spiral-lock connection.
12. stator according to any one of claims 1-5, which is characterized in that it is arranged with insulation sleeve in the main teeth portion,
The both ends of the insulation sleeve are respectively equipped with demarcation plate, and the winding technique is on the insulation sleeve.
13. stator according to any one of claims 1-5, which is characterized in that the friendship in the yoke portion and the main teeth portion
In the junction for connecing place, the junction of the main teeth portion and first splicing block and the main teeth portion and second splicing block
At least one at be equipped with isolating separator layer.
14. stator according to any one of claims 1-5, which is characterized in that the friendship in the yoke portion and the main teeth portion
In the junction for connecing place, the junction of the main teeth portion and first splicing block and the main teeth portion and second splicing block
At least one at be coated with insulation injection molded layers.
15. stator according to claim 3, which is characterized in that the closed slot, first splicing block and described second
Splicing block is divided into multistage spaced apart respectively, and the second splicing block described in the first splicing block described in multistage and multistage is installed on respectively
In closed slot described in multistage.
16. a kind of motor, which is characterized in that including stator described according to claim 1 any one of -15.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611163662.6A CN106505755B (en) | 2016-12-15 | 2016-12-15 | Stator and motor with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611163662.6A CN106505755B (en) | 2016-12-15 | 2016-12-15 | Stator and motor with it |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106505755A CN106505755A (en) | 2017-03-15 |
| CN106505755B true CN106505755B (en) | 2019-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611163662.6A Active CN106505755B (en) | 2016-12-15 | 2016-12-15 | Stator and motor with it |
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| Country | Link |
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| CN (1) | CN106505755B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6874588B2 (en) | 2017-08-10 | 2021-05-19 | トヨタ自動車株式会社 | Rotating machine stator |
| CN107887991A (en) * | 2017-11-14 | 2018-04-06 | 珠海凯邦电机制造有限公司 | Stator unit structure, stator structure and motor |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3789671B2 (en) * | 1999-02-15 | 2006-06-28 | 三洋電機株式会社 | Linear motor stator and manufacturing method thereof |
| JP4747423B2 (en) * | 2001-03-02 | 2011-08-17 | パナソニック株式会社 | Electric motor |
| KR100565261B1 (en) * | 2004-11-01 | 2006-03-30 | 엘지전자 주식회사 | Stator structure for reciprocating motor |
| CN201656702U (en) * | 2009-12-09 | 2010-11-24 | 青岛海立美达电机有限公司 | Block-type motor stator lamination |
| JP2012023861A (en) * | 2010-07-14 | 2012-02-02 | Mitsubishi Electric Corp | Armature core and motor |
| JP2013090461A (en) * | 2011-10-19 | 2013-05-13 | Denso Corp | Stator of axial gap type rotary electric machine, and axial gap type rotary electric machine |
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