CN108599408A - Motor stator and motor - Google Patents
Motor stator and motor Download PDFInfo
- Publication number
- CN108599408A CN108599408A CN201810539034.6A CN201810539034A CN108599408A CN 108599408 A CN108599408 A CN 108599408A CN 201810539034 A CN201810539034 A CN 201810539034A CN 108599408 A CN108599408 A CN 108599408A
- Authority
- CN
- China
- Prior art keywords
- step structure
- group
- cylinder
- grafting cylinder
- grafting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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
- H02K1/16—Stator cores with slots for windings
- H02K1/165—Shape, form or location of the slots
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The present invention proposes a kind of motor stator and motor, wherein motor stator includes：Stator core, including ring gear portion, ring gear portion includes multiple stator slots circumferentially arranged, stator slot has opposite madial wall, extend into slot at the axial both ends of opposite madial wall to construct first group of step structure and second group of step structure respectively, and middle cylinder is limited between first group of step structure and second group of step structure；First Insulating frame, including multiple the first grafting cylinders being circumferentially arranged, multiple first grafting cylinders can be inserted into from the one end in ring gear portion, to coordinate with multiple first group of step structure；Second Insulating frame, including multiple the second grafting cylinders being circumferentially arranged, multiple second grafting cylinders can be inserted into from the other end in ring gear portion, to coordinate with multiple second group of step structure.Technical solution through the invention can increase winding amount, to promote the operational efficiency of the motor using the motor stator.
Description
Technical field
The present invention relates to motor fields, in particular to a kind of motor stator and a kind of motor.
Background technology
In the related technology, as shown in Figures 1 to 4, the motor stator detached for ring gear portion 106 and yoke ring portion 102, usually
Using upper Insulating frame 104 and lower 108 docking structure of Insulating frame, in the related technology, upper and lower Insulating frame interface is located at fixed
The axial centre position of pilot trench, and there is step structure (mutually matched first step structure 1042 and second step structure
1082), because stator groove profile is more complicated, the thickness of step structure is generally 0.3~0.4mm, then the thickness of frame is necessary for
0.6~0.8mm causes to have the following defects：
Effective sump volume reduces, and reduces the efficiency of motor.
Invention content
At least one in order to solve the above-mentioned technical problem, it is an object of the present invention to provide a kind of motor stators.
A further object of the present invention is to provide a kind of motor.
To achieve the goals above, the embodiment of first aspect present invention proposes a kind of motor stator, including：Stator iron
Core, including ring gear portion, ring gear portion include multiple stator slots circumferentially arranged, and stator slot has opposite madial wall, opposite
The axial both ends of madial wall extend into slot to construct first group of step structure and second group of step structure respectively, and
Middle cylinder is limited between one group of step structure and second group of step structure；First Insulating frame, including multiple be circumferentially arranged
The first grafting cylinder, multiple first grafting cylinders can be inserted into from the one end in ring gear portion, with multiple first group of step structure
Cooperation；Second Insulating frame, including multiple the second grafting cylinders being circumferentially arranged, multiple second grafting cylinders can be from ring gear portions
The other end be inserted into, with multiple second group of step structure coordinate；Insulating layer can cover the inner wall of middle cylinder.
In the technical scheme, Insulating frame includes axially disposed the first Insulating frame and the second Insulating frame, point
Do not open up step structure on the side wall at the both ends of stator slot, step structure by the smooth side wall of stator slot circumferentially to
External expansion is formed, so that the groove width for being provided with the both ends of step structure is more than the groove width for the middle cylinder that step structure is not arranged,
By making the first grafting cylinder on the first Insulating frame and first group of step structure cooperation, make second on the second Insulating frame
Grafting cylinder and second group of step structure coordinate, and realize that the first Insulating frame is matched with ring gear portion respectively with the second Insulating frame and are combined
Dress covers insulating layer in conjunction with the inner wall to uninsulated middle cylinder, is set so that the inner wall for realizing exposed in stator slot is completely insulated
Set, in the prior art the first Insulating frame compared with the second Insulating frame is by way of being arranged the docking of corresponding step structure,
On the one hand, step structure need not be set on Insulating frame, to be conducive to simplify the first Insulating frame and the second insulation frame
The structure of frame, on the other hand, the first Insulating frame need not directly be docked with the second Insulating frame in stator slot, and be passed through
The step structure opened up can be not take up the space in original pilot trench, and then can increase slot inner volume, correspondence can increase around
Group amount, to promote the operational efficiency of the motor using the motor stator.
It is understood that after the first grafting cylinder and first group of step structure are equipped with, the first grafting cylinder
Setting can be flushed with middle cylinder, protrude from middle cylinder setting or the recess setting of opposing steps structure, it is preferable that first inserts
Connect cylinder body can flush setting or the recess setting of opposing steps structure with middle cylinder.
Those skilled in the art is also understood that stator slot includes the two side walls being oppositely arranged, and with two
The bottom wall that a side wall is separately connected, first group of step structure in the application and second group of step structure, can be positioned only at phase
To in the two side walls of setting.
In addition, the motor stator in above-described embodiment provided by the invention can also have following additional technical feature：
In the above-mentioned technical solutions, it is preferable that the wall thickness of the circumferential width of first group of step structure and the first grafting cylinder
It is identical；And/or the circumferential width of second group of step structure is identical as the wall thickness of the second grafting cylinder so that the first grafting cylinder with
The fitting of first group of step structure, after the second grafting cylinder is bonded with second group of step structure, the first grafting cylinder, middle cylinder with
And second grafting cylinder enclose and set the Insulated winding wire slot to form interior walls be smooth.
In the technical scheme, by the way that the wall thickness of the circumferential width of first group of step structure and the first grafting cylinder to be arranged
It is identical and the circumferential width of second group of step structure is identical as the wall thickness setting of the second grafting cylinder, so that the first grafting
Cylinder is bonded with first group of step structure, so that the first grafting cylinder is adapted with first group of step structure, and makes second to insert
Connect cylinder body is adapted with second group of step structure, on the one hand, the precision of assembling can be promoted, it on the other hand, can be in stator slot
The interior Insulated winding wire slot for forming interior walls be smooth so that the volume maximization structure of Insulated winding wire slot is set, and then increase winding around
If copper factor.
It is understood that the wall thickness of the circumferential width of the one group of step structure proposed in the application and the first grafting cylinder
Identical, the circumferential width of second group of step structure is identical as the wall thickness of the second grafting cylinder, and the manufacture in the presence of ± 1mm is allowed to miss
Difference.
In any of the above-described technical solution, it is preferable that the axial length of middle cylinder is more than the axis of first group of step structure
To length；The axial length of middle cylinder is more than the axial length of second group of step structure, wherein the bottom surface of the first grafting cylinder
It is bonded with the bottom surface of first group of step structure and/or the bottom surface of the second grafting cylinder is bonded with the bottom surface of second group of step structure
Setting.
In the technical scheme, by the way that the axial length of middle cylinder to be set greater than to the axial direction of first group of step structure
Length, and the axial length of middle cylinder is set greater than to the axial length of first group of step structure, accordingly first insert
The length of connect cylinder body and the length of the second grafting cylinder are not deposited again smaller than the axial length of middle cylinder with forming interior walls be smooth
In concave station, the Insulated winding wire slot of slit is not present, by limiting the length of the length of the first grafting cylinder and the second grafting cylinder
It is set to the length less than middle cylinder, need not be inserted into that stator slot is too deep, therefore mating stability is more preferable.
In any of the above-described technical solution, it is preferable that the axial length of first group of step structure is greater than or equal to 2mm, and
Less than or equal to 4mm；The axial length of second group of step structure is greater than or equal to 2mm, and is less than or equal to 4mm.
In the technical scheme, the axial direction by the axial length of first group of step structure and second group of step structure is long
Degree is limited in the range of 2mm~4mm, while meeting mating demand, will not lead to the first Insulating frame and second
The axial dimension of Insulating frame is excessive.
In any of the above-described technical solution, it is preferable that the wall thickness of the first grafting cylinder is greater than or equal to 0.3mm, and is less than
Or it is equal to 0.5mm；The wall thickness of second grafting cylinder is greater than or equal to 0.3mm, and is less than or equal to 0.5mm.
In the technical scheme, since the thickness of step structure in the prior art is generally 0.3~0.3mm, then cause to set
The thickness of the cylinder inside stator slot is placed between 0.6~0.8mm, by by the first grafting cylinder and the second grafting cylinder
Wall thickness is limited between 0.3mm~0.5mm, to reduce wall thickness, under the premise of stator slot structure and size constancy, can be promoted
Volume in Insulated winding wire slot, and then promote the copper factor of winding.
In any of the above-described technical solution, it is preferable that insulating layer is the insulating trip being set in stator slot, and insulating trip can
Cover the first grafting cylinder, middle cylinder and the second grafting cylinder；The thickness of insulating trip be greater than or equal to 0.2mm, and be less than or
Equal to 0.4mm.
In the technical scheme, by covering insulating trip on the side wall of middle cylinder, on the one hand, disclosure satisfy that insulation is set
Demand is set, on the other hand, compared with the modes such as coating, the cost of setting is low, and easy to operate.
Specifically, insulating trip is the insulation scraps of paper.
In any of the above-described technical solution, it is preferable that the first Insulating frame includes the first dead ring, it is multiple circumferentially the
One grafting cylinder row is located on the upper surface of the first dead ring, and extends axially upward；Second Insulating frame includes second exhausted
Edge ring, multiple the second grafting cylinder rows circumferentially are located on the lower face of the second dead ring, and extend axially downward,
In, the lower face in ring gear portion is bonded setting, the upper surface in ring gear portion and the second Insulating frame with the upper surface of the first Insulating frame
Lower face fitting setting.
In the technical scheme, the main body of the first Insulating frame and the second Insulating frame is cirque structure, with tooth
Ring portion is adapted to, and multiple grafting cylinder rows circumferentially are located on the end face of the first dead ring and multiple docking circumferentially
Slot row is located on the end face of the second dead ring, can be conducive to the minimum setting of motor stator overall dimensions.
Wherein, the first Insulating frame can be lower Insulating frame, and the second Insulating frame can be upper Insulating frame.
As a kind of set-up mode, the first dead ring is identical as the diameter of the excircle of the second ring, and less than ring gear portion
The diameter of excircle.
In any of the above-described technical solution, it is preferable that the first Insulating frame is set with the first Insulating frame similar shape structure.
In the technical scheme, by setting the first Insulating frame and the second Insulating frame similar shape structure, i.e., the first insulation frame
Frame is identical as the structure of the second Insulating frame, on the one hand, identical system may be used in the first Insulating frame and the second Insulating frame
Modeling has, and then can reduce manufacturing cost, on the other hand, since structure is identical, need not distinguish between with the upper end in ring gear portion with
The Insulating frame that lower end is docked respectively, therefore be also beneficial to simplify assembling process, promote packaging efficiency.
In any of the above-described technical solution, it is preferable that ring gear portion includes multiple bending teeth and multiple straight-tooth, multiple bending teeth
The notch of stator slot is limited with the end with the circumferentially alternating arrangement of multiple straight-tooth, adjacent bending tooth and straight-tooth；First inserts
The first opening is provided on connect cylinder body with notch corresponding region, notch corresponding region, which is provided with second, on the second grafting cylinder opens
Mouthful.
In any of the above-described technical solution, it is preferable that ring gear portion includes multiple bending teeth and multiple straight-tooth, multiple bending teeth
The notch of stator slot is limited with the end with the circumferentially alternating arrangement of multiple straight-tooth, adjacent bending tooth and straight-tooth；First inserts
The first opening is provided on connect cylinder body with notch corresponding region, notch corresponding region, which is provided with second, on the second grafting cylinder opens
Mouthful.
In any of the above-described technical solution, it is preferable that the bending tooth of any straight-tooth both sides is symmetrical arranged with respect to straight-tooth；Stator
Slot includes the first stator slot and the second stator slot, and docking groove includes corresponding first docking groove and the second docking groove；Bend tooth edge
Radial includes the first circumferential extensions, oblique main body and second circumferentially extending portion successively from the inside to the outside, wherein for any bending
Tooth, the side wall of the side side wall and the first circumferential extensions connecting of oblique main body, and the side wall of the side straight-tooth of connection enclose
If forming the first stator slot, the side wall in second circumferentially extending portion, and the other side side wall for the oblique main body connecting, and connection
The side wall of other side straight-tooth, which encloses, to be set to form the second stator slot, multiple grafting cylinders include can respectively with the first stator slot and the
The the first grafting cylinder and the second grafting cylinder for the step structure fitting being arranged on the inner wall of two stator slots.
Wherein, bending tooth may be constructed such that Z-shaped tooth or S-shaped tooth.
In any of the above-described technical solution, it is preferable that stator core further includes：Yoke ring portion, can with toothed ring section from
It is set on the lateral wall in ring gear portion.
In the technical scheme, it by the way that yoke ring portion is arranged, and is socketed with the lateral wall in ring gear portion, to close stator slot
Notch, to make winding be in circumferentially closed Insulated winding wire slot, on the one hand, while winding is protected in realization,
The intensity of motor stator is improved, on the other hand, by setting yoke ring portion and ring gear portion to separable structure, it is fixed to simplify
Minor structure reduces assembling difficulty.
In any of the above-described technical solution, it is preferable that further include：First winding and the second winding, are embedded are insulating respectively
In winding slot, the first winding is set to the inner ring side of the second winding.
The embodiment of second aspect of the present invention proposes a kind of motor, including：What first aspect present invention embodiment proposed
Motor stator, and it is arranged with motor stator the rotor of assembling.
The additional aspect and advantage of the present invention will become apparent in following description section, or practice through the invention
Recognize.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination following accompanying drawings to embodiment
Obviously and it is readily appreciated that, wherein：
Fig. 1 shows the configuration schematic diagram of motor stator in the related technology；
Fig. 2 shows the docking structure schematic diagrames of the first Insulating frame in the related technology and the second Insulating frame；
Fig. 3 shows the partial structural diagram at A in Fig. 2；
Fig. 4 shows the configuration schematic diagram of motor stator in the related technology；
Fig. 5 show the first of ring gear portion according to an embodiment of the invention to structural schematic diagram；
Fig. 6 show the second of ring gear portion according to an embodiment of the invention to structural schematic diagram；
Fig. 7 shows the assembly structure diagram of motor stator according to an embodiment of the invention；
Fig. 8 shows the configuration schematic diagram of the motor stator in Fig. 7；
Fig. 9 shows the planar structure schematic diagram of motor stator according to an embodiment of the invention；
Figure 10 shows the planar structure schematic diagram in yoke ring portion according to an embodiment of the invention.
Wherein, the correspondence in Fig. 1 to Figure 10 between reference numeral and component names is：
102 yoke ring portions, Insulating frame on 104,106 ring gear portions, 108 times Insulating frames, 1042 first step structures, 1082
Second step structure, 202 ring gear portions, 204 first Insulating frames, 206 second Insulating frames；208 yoke ring portions, 2,022 first groups of platforms
Stage structure, 2,024 second groups of step structures, 2026 middle cylinders, 2,042 first grafting cylinders, 2,062 second grafting cylinders, 2028
Straight-tooth, 2030 bending teeth, 210 first windings, 212 second windings.
Specific implementation mode
To better understand the objects, features and advantages of the present invention, below in conjunction with the accompanying drawings and specific real
Mode is applied the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also
To be implemented different from other modes described here using other, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Referring to the motor stator of Fig. 5 to Figure 10 descriptions according to some embodiments of the invention.
As shown in Fig. 5 to Fig. 8, motor stator according to an embodiment of the invention, including：Stator core, including ring gear portion
202, ring gear portion 202 includes multiple stator slots circumferentially arranged, and stator slot has opposite madial wall, in opposite madial wall
Axial both ends extend into slot to construct first group of step structure and second group of step structure respectively, and in first group of step
Middle cylinder 2026 is limited between structure and second group of step structure；First Insulating frame 204, including multiple be circumferentially arranged
First grafting cylinder 2042, multiple first grafting cylinders 2042 can be inserted into from the one end in ring gear portion 202, with multiple first groups
Step structure coordinates；Second Insulating frame 206, including multiple the second grafting cylinders 2062 being circumferentially arranged, multiple second grafting
Cylinder 2062 can be inserted into from the other end in ring gear portion 202, to coordinate with multiple second group of step structure；Insulating layer can cover
The inner wall of lid middle cylinder 2026.
In this embodiment, Insulating frame includes axially disposed the first Insulating frame 204 and the second Insulating frame
206, step structure is opened up on the side wall at the both ends of stator slot respectively, step structure passes through the side wall upper edge smooth in stator slot
Peripherally and outwardly extension is formed, so that the groove width for being provided with the both ends of step structure is more than the middle cylinder that step structure is not arranged
2026 groove width makes the by making the first grafting cylinder 2042 on the first Insulating frame 204 and first group of step structure coordinate
The second grafting cylinder 2062 on two Insulating frames 206 and second group of step structure coordinate, and realize the first Insulating frame 204 and the
Two Insulating frames 206 coordinate with ring gear portion 202 respectively to be assembled, and insulation is covered in conjunction with the inner wall to uninsulated middle cylinder 2026
Layer, to realize the completely insulated setting of inner wall exposed in stator slot, in the prior art the first Insulating frame 204 and second insulation frame
Frame 206 is compared by way of corresponding step structure docking is arranged, on the one hand, Step-edge Junction need not be arranged on Insulating frame
Structure, to be conducive to simplify the structure of the first Insulating frame 204 and the second Insulating frame 206, on the other hand, the first Insulating frame
204 need not directly dock with the second Insulating frame 206 in stator slot, and the step structure by opening up, and can not account for
With the space in original pilot trench, and then slot inner volume can be increased, correspondence can increase winding amount, fixed using the motor to be promoted
The operational efficiency of the motor of son.
It is understood that after the first grafting cylinder 2042 and first group of step structure are equipped with, the first grafting
Cylinder 2042 can flush setting with middle cylinder 2026, protrude from the setting of middle cylinder 2026 or opposing steps structure recess is set
It sets, it is preferable that the first grafting cylinder 2042 can flush setting or the recess setting of opposing steps structure with middle cylinder 2026.
In addition, the motor stator in above-described embodiment provided by the invention can also have following additional technical feature：
As illustrated in figs. 7 and 8, in the above embodiment, it is preferable that the circumferential width of first group of step structure is inserted with first
The wall thickness of connect cylinder body 2042 is identical；And/or the wall thickness phase of the circumferential width of second group of step structure and the second grafting cylinder 2062
Together, so that the first grafting cylinder 2042 is bonded with first group of step structure, the second grafting cylinder 2062 and second group of step structure
After fitting, the first grafting cylinder 2042, middle cylinder 2026 and the second grafting cylinder 2062 enclose and set to form the exhausted of interior walls be smooth
Edge winding slot.
In this embodiment, by setting the circumferential width of first group of step structure and the wall thickness of the first grafting cylinder 2042
Set it is identical and the circumferential width of second group of step structure is identical as the wall thickness setting of the second grafting cylinder 2062 so that
One grafting cylinder 2042 is bonded with first group of step structure, so that the first grafting cylinder 2042 is mutually fitted with first group of step structure
Match, and the second grafting cylinder 2062 is made to be adapted with second group of step structure, on the one hand, the precision of assembling can be promoted, separately
On the one hand, the Insulated winding wire slot that interior walls be smooth can be formed in stator slot, so that the volume maximization of Insulated winding wire slot
Structure is set, and then increases the copper factor of winding winding.
It is understood that the circumferential width of the one group of step structure proposed in the application and the first grafting cylinder 2042
Wall thickness is identical, and the circumferential width of second group of step structure is identical as the wall thickness of the second grafting cylinder 2062, allows in the presence of ± 1mm's
Foozle.
As shown in Fig. 5, Fig. 6 and Fig. 7, in any of the above-described embodiment, it is preferable that the axial length of middle cylinder 2026 is big
In the axial length of first group of step structure；The axial direction that the axial length of middle cylinder 2026 is more than second group of step structure is long
Degree, wherein the bottom surface of the first grafting cylinder 2042 is bonded with the bottom surface of first group of step structure and/or the second grafting cylinder
2062 bottom surface is bonded setting with the bottom surface of second group of step structure.
In this embodiment, by the way that the axial length of middle cylinder 2026 to be set greater than to the axis of first group of step structure
To length, and the axial length of middle cylinder 2026 is set greater than to the axial length of first group of step structure, accordingly
The length of the length of first grafting cylinder 2042 and the second grafting cylinder 2062 again smaller than middle cylinder 2026 axial length, with
Formed interior walls be smooth, be not present concave station, be not present slit Insulated winding wire slot, by by the length of the first grafting cylinder 2042 with
The length of second grafting cylinder 2062 is limited to less than the length of middle cylinder 2026, and it is too deep to be inserted into stator slot, therefore
Mating stability is more preferable.
In any of the above-described embodiment, it is preferable that the axial length of first group of step structure is greater than or equal to 2mm, and small
In or equal to 4mm；The axial length of second group of step structure is greater than or equal to 2mm, and is less than or equal to 4mm.
In this embodiment, pass through the axial length of first group of step structure and the axial length of second group of step structure
It is limited in the range of 2mm~4mm, while meeting mating demand, the first Insulating frame 204 and second will not be caused
The axial dimension of Insulating frame 206 is excessive.
In any of the above-described embodiment, it is preferable that the wall thickness of the first grafting cylinder 2042 is greater than or equal to 0.3mm, and small
In or equal to 0.5mm；The wall thickness of second grafting cylinder 2062 is greater than or equal to 0.3mm, and is less than or equal to 0.5mm.
In this embodiment, since the thickness of step structure in the prior art is generally 0.3~0.3mm, then cause to be arranged
The thickness of cylinder inside stator slot is between 0.6~0.8mm, by by the first grafting cylinder 2042 and the second grafting cylinder
2062 wall thickness is limited between 0.3mm~0.5mm, to reduce wall thickness, under the premise of stator slot structure and size constancy, and energy
The volume in Insulated winding wire slot is enough promoted, and then promotes the copper factor of winding.
In any of the above-described embodiment, it is preferable that insulating layer is the insulating trip (not shown) being set in stator slot,
Insulating trip can cover the first grafting cylinder, middle cylinder and the second grafting cylinder；The thickness of insulating trip is greater than or equal to
0.2mm, and it is less than or equal to 0.4mm.
In this embodiment, by covering insulating trip on the side wall of middle cylinder 2026, on the one hand, disclosure satisfy that insulation
Setting demand, on the other hand, compared with the modes such as coating, the cost of setting is low, and easy to operate.
Specifically, insulating trip is the insulation scraps of paper.
As shown in figure 8, in any of the above-described embodiment, it is preferable that the first Insulating frame 204 includes the first dead ring, more
A 2042 row of the first grafting cylinder circumferentially is located on the upper surface of the first dead ring, and extends axially upward；Second absolutely
Edge frame 206 includes the second dead ring, and multiple 2062 rows of the second grafting cylinder circumferentially are located at the lower face of the second dead ring
On, and extend axially downward, wherein the lower face in ring gear portion 202 is bonded setting with the upper surface of the first Insulating frame 204,
The upper surface in ring gear portion 202 is bonded setting with the lower face of the second Insulating frame 206.
In this embodiment, the main body of the first Insulating frame 204 and the second Insulating frame 206 is cirque structure, with
It is adapted to ring gear portion 202, multiple grafting cylinder rows circumferentially are located on the end face of the first dead ring and multiple along week
To docking groove row be located on the end face of the second dead ring, can be conducive to motor stator overall dimensions minimum setting.
Wherein, the first Insulating frame 204 can be lower Insulating frame, and the second Insulating frame 206 can be upper Insulating frame.
As a kind of set-up mode, the first dead ring is identical as the diameter of the excircle of the second ring, and is less than ring gear portion 202
Excircle diameter.
As illustrated in figs. 7 and 8, in any of the above-described embodiment, it is preferable that the first Insulating frame 204 and first insulation frame
204 similar shape structure of frame is set.
In this embodiment, by setting the first Insulating frame 204 and 206 similar shape structure of the second Insulating frame, i.e., first absolutely
Edge frame 204 is identical as the structure of the second Insulating frame 206, on the one hand, the first Insulating frame 204 and the second Insulating frame 206
Identical manufacture mold may be used, and then manufacturing cost can be reduced, on the other hand, since structure is identical, need not distinguish between
The Insulating frame docked respectively with the top and bottom in ring gear portion 202, therefore be also beneficial to simplify assembling process, promote assembling effect
Rate.
As shown in figure 9, in any of the above-described embodiment, it is preferable that ring gear portion 202 include multiple bending teeth 2030 with it is multiple
Straight-tooth 2028, multiple bending teeth 2030 with the 2028 circumferentially alternating arrangement of multiple straight-tooth, adjacent bending tooth 2030 and straight-tooth
2028 end limits the notch of stator slot；Notch corresponding region is provided with the first opening on first grafting cylinder 2042,
Notch corresponding region is provided with the second opening on second grafting cylinder 2062.
As illustrated in figs. 7 and 8, in any of the above-described embodiment, it is preferable that ring gear portion 202 includes multiple bending teeth 2030
With multiple straight-tooth 2028, multiple bending teeth 2030 with the 2028 circumferentially alternating arrangement of multiple straight-tooth, adjacent bending tooth 2030
The notch of stator slot is limited with the end of straight-tooth 2028；Notch corresponding region is provided with first on first grafting cylinder 2042
It is open, notch corresponding region is provided with the second opening on the second grafting cylinder 2062.
In any of the above-described embodiment, it is preferable that the bending tooth 2030 of 2028 both sides of any straight-tooth is right with respect to straight-tooth 2028
Claim setting；Stator slot includes the first stator slot and the second stator slot, and docking groove includes that corresponding first docking groove is docked with second
Slot；Bend tooth 2030 radially and include successively from the inside to the outside the first circumferential extensions, oblique main body and second circumferentially extending portion,
In, for any bending tooth 2030, the side wall of the side side wall and the first circumferential extensions connecting of oblique main body, and connection
The side wall of side straight-tooth 2028 enclose and set to form the first stator slot, the side wall in second circumferentially extending portion, with the oblique main body connecting
Other side side wall, and the side wall of the other side straight-tooth 2028 of connection encloses and sets to form the second stator slot, multiple grafting cylinder packets
Include the first grafting cylinder that can be bonded respectively with the step structure being arranged on the inner wall of the first stator slot and the second stator slot
2042 and the second grafting cylinder 2062.
Wherein, bending tooth 2030 may be constructed such that Z-shaped tooth or S-shaped tooth.
As shown in Figure 10, in any of the above-described embodiment, it is preferable that stator core further includes：Yoke ring portion 208, Neng Gouyu
What ring gear portion 202 detached is set on the lateral wall in ring gear portion 202.
In this embodiment, it by the way that yoke ring portion 208 is arranged, and is socketed with the lateral wall in ring gear portion 202, to close stator
The notch of slot, to make winding be in circumferentially closed Insulated winding wire slot, on the one hand, winding is protected in realization same
When, the intensity of motor stator is improved, on the other hand, by setting yoke ring portion 208 and ring gear portion 202 to separable structure,
Stator structure can be simplified, reduce assembling difficulty.
As shown in figure 9, in any of the above-described embodiment, it is preferable that further include：First winding 210 and the second winding 212,
It is embedded respectively in Insulated winding wire slot, the first winding 210 is set to the inner ring side of the second winding 212.
A kind of motor is proposed according to an embodiment of the invention, including：Rotor described in above-described embodiment, Yi Jiyu
Rotor is arranged the motor stator of assembling.
In the present invention, term " first ", " second ", " third " are only used for the purpose of description, and should not be understood as indicating
Or imply relative importance；Term " multiple " then refers to two or more, unless otherwise restricted clearly.Term " installation ",
The terms such as " connected ", " connection ", " fixation " shall be understood in a broad sense, for example, " connection " may be a fixed connection, can also be can
Dismantling connection, or be integrally connected；" connected " can be directly connected, can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In description of the invention, it is to be understood that the instructions such as term "upper", "lower", "left", "right", "front", "rear"
Orientation or positional relationship 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 simplification is retouched
It states, specific direction must be had, with specific azimuth configuration and operation by not indicating or implying the indicated device or unit,
It is thus impossible to be interpreted as limitation of the present invention.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the present invention
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.
It these are only the preferred embodiment of the present invention, be not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.Any modification made by all within the spirits and principles of the present invention,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (12)
1. a kind of motor stator, which is characterized in that including：
Stator core, including ring gear portion, the ring gear portion include multiple stator slots circumferentially arranged, and the stator slot has phase
To madial wall, extend into slot at the axial both ends of the opposite madial wall with construct respectively first group of step structure with
Second group of step structure, and limit middle cylinder between first group of step structure and second group of step structure；
First Insulating frame, including multiple the first grafting cylinders being circumferentially arranged, the multiple first grafting cylinder can be from institutes
The one end for stating ring gear portion is inserted into, to coordinate with the multiple first group of step structure；
Second Insulating frame, including multiple the second grafting cylinders being circumferentially arranged, the multiple second grafting cylinder can be from institutes
The other end for stating ring gear portion is inserted into, to coordinate with the multiple second group of step structure；
Insulating layer can cover the inner wall of the middle cylinder.
2. motor stator according to claim 1, which is characterized in that
The circumferential width of first group of step structure is identical as the wall thickness of the first grafting cylinder；And/or
The circumferential width of second group of step structure is identical as the wall thickness of the second grafting cylinder, so that first grafting
Cylinder is bonded with first group of step structure, described after the second grafting cylinder is bonded with second group of step structure
First grafting cylinder, the middle cylinder and the second grafting cylinder, which enclose, sets the Insulated winding wire slot to form interior walls be smooth.
3. motor stator according to claim 1, which is characterized in that
The axial length of the middle cylinder is more than the axial length of first group of step structure；
The axial length of the middle cylinder is more than the axial length of second group of step structure,
Wherein, the bottom surface of the first grafting cylinder is bonded with the bottom surface of first group of step structure and/or described second inserts
The bottom surface of connect cylinder body is bonded setting with the bottom surface of second group of step structure.
4. motor stator according to claim 3, which is characterized in that
The axial length of first group of step structure is greater than or equal to 2mm, and is less than or equal to 4mm；
The axial length of second group of step structure is greater than or equal to 2mm, and is less than or equal to 4mm.
5. motor stator according to claim 4, which is characterized in that
The wall thickness of the first grafting cylinder is greater than or equal to 0.3mm, and is less than or equal to 0.5mm；
The wall thickness of the second grafting cylinder is greater than or equal to 0.3mm, and is less than or equal to 0.5mm.
6. motor stator according to claim 1, which is characterized in that
The insulating layer is the insulating trip being set in the stator slot, and the insulating trip can cover the first grafting cylinder
Body, the middle cylinder and the second grafting cylinder；
The thickness of the insulating trip is greater than or equal to 0.2mm, and is less than or equal to 0.4mm.
7. motor stator according to claim 1, which is characterized in that
First Insulating frame includes the first dead ring, and the multiple the first grafting cylinder row circumferentially is located at described first
On the upper surface of dead ring, and extend axially upward；
Second Insulating frame includes the second dead ring, and the multiple the second grafting cylinder row circumferentially is located at described second
On the lower face of dead ring, and extend axially downward,
Wherein, the lower face in the ring gear portion is bonded setting with the upper surface of first Insulating frame, the ring gear portion it is upper
End face is bonded setting with the lower face of second Insulating frame.
8. motor stator according to claim 7, which is characterized in that
First Insulating frame is set with the first Insulating frame similar shape structure.
9. motor stator according to claim 1, which is characterized in that
The ring gear portion includes multiple bending teeth and multiple straight-tooth, and the multiple bending tooth is circumferentially handed over described with multiple straight-tooth
For arrangement, the end of the adjacent bending tooth and the straight-tooth limits the notch of the stator slot；
Be provided with the first opening on the first grafting cylinder with the notch corresponding region, on the second grafting cylinder with institute
It states notch corresponding region and is provided with the second opening.
10. motor stator according to any one of claim 1 to 9, which is characterized in that the stator core further includes：
Yoke ring portion, can with the toothed ring section from be set on the lateral wall in the ring gear portion.
11. the motor stator according to any one of claim 2 to 9, which is characterized in that further include：
First winding and the second winding are embedded respectively in the Insulated winding wire slot, and first winding is set to described second
The inner ring side of winding.
12. a kind of motor, which is characterized in that including：
Motor stator as described in any one of claim 1 to 11；
Rotor is arranged assembling with the motor stator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810539034.6A CN108599408A (en) | 2018-05-30 | 2018-05-30 | Motor stator and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810539034.6A CN108599408A (en) | 2018-05-30 | 2018-05-30 | Motor stator and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108599408A true CN108599408A (en) | 2018-09-28 |
Family
ID=63630183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810539034.6A Pending CN108599408A (en) | 2018-05-30 | 2018-05-30 | Motor stator and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108599408A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103138424A (en) * | 2011-12-01 | 2013-06-05 | 利大溪工业股份有限公司 | Motor stator |
| CN203233253U (en) * | 2013-01-06 | 2013-10-09 | 广东威灵电机制造有限公司 | Motor |
| CN106816979A (en) * | 2015-11-30 | 2017-06-09 | 三菱电机株式会社 | Electric rotating machine |
-
2018
- 2018-05-30 CN CN201810539034.6A patent/CN108599408A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103138424A (en) * | 2011-12-01 | 2013-06-05 | 利大溪工业股份有限公司 | Motor stator |
| CN203233253U (en) * | 2013-01-06 | 2013-10-09 | 广东威灵电机制造有限公司 | Motor |
| CN106816979A (en) * | 2015-11-30 | 2017-06-09 | 三菱电机株式会社 | Electric rotating machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4697545B2 (en) | Stator and rotating electric machine | |
| CN102122868B (en) | Motor stator and manufacture method thereof | |
| US7919896B2 (en) | Stator for rotary electric machine | |
| CN106067703B (en) | Insulator | |
| US20120001515A1 (en) | Stator for electric rotating machine | |
| CN105024464B (en) | Series excited machine and its stator core, stator, the manufacture method of stator | |
| CN108028556A (en) | Electric rotating machine | |
| JPH10309067A (en) | Stator structure of resolver | |
| KR20010023508A (en) | Motor vehicle alternator with winding insulated from the housing | |
| EP3128649B1 (en) | Motor and compressor | |
| JP2021185737A (en) | motor | |
| US20230072181A1 (en) | Stator for an electric motor | |
| JP2007151353A (en) | Cassette coil and rotating electric machine equipped therewith | |
| JP2008278692A (en) | Bus bar unit | |
| JP5515656B2 (en) | Insulation structure of concentrated winding motor | |
| US8373320B2 (en) | Stator, motor, and compressor | |
| CN108631460A (en) | Stator punching, field frame assembly and motor | |
| CN116746037A (en) | Stator core, assembly comprising a stator core and a slot liner, stator, motor and vehicle | |
| CN108599408A (en) | Motor stator and motor | |
| US10848019B2 (en) | Motor | |
| JP2011200060A (en) | Insulator for rotating electric machine and stator winding structure | |
| CN208369331U (en) | A kind of assembled stator component, motor and blower | |
| CN208423991U (en) | A kind of motor stator overhang insulation and its motor stator, the motor of application | |
| CN108649718A (en) | Motor stator and motor | |
| CN108462264A (en) | Motor stator and motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180928 |
|
| RJ01 | Rejection of invention patent application after publication |