CN209402278U - A kind of block stator and block-stator motor - Google Patents
A kind of block stator and block-stator motor Download PDFInfo
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- CN209402278U CN209402278U CN201920345973.7U CN201920345973U CN209402278U CN 209402278 U CN209402278 U CN 209402278U CN 201920345973 U CN201920345973 U CN 201920345973U CN 209402278 U CN209402278 U CN 209402278U
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- insulating film
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- block
- coincidence part
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Abstract
The utility model embodiment discloses a kind of block stator and block-stator motor.Wherein, the block stator includes stator block, stator coil, the first insulating film and the second insulating film, first insulating film includes the first coincidence part, second insulating film includes the second coincidence part, first insulating film and second insulating film are fixed on stator block by winding stator coil in first coincidence part and second coincidence part, first coincidence part and second coincidence part partially overlap after first insulating film and second insulating film are fixed on the stator block.The block stator and block-stator motor that utility model embodiment provides, reduce the production cost of block stator.
Description
Technical field
The utility model embodiment is related to technical field of motors, and in particular to a kind of block stator and block-stator motor.
Background technique
Motor stator can use the structure of sectional type, be conducive to improve winding efficiency and around line mass, using increasingly
Extensively.
Using the motor stator of fraction block structure, each piecemeal for forming motor stator is known as block stator, block stator
Including stator block and stator coil corresponding with each stator block, insulating part, stator are set between stator block and stator coil
Coil is wrapped on insulating part.In the prior art, winding frame can be made by Shooting Technique using the plastics of hard in insulating part
Frame not only can be used for winding stator coil, but also can be used for the insulation between stator block and stator coil.But injection-moulded plastic part
Manufacturing cost it is higher, and due to the limitation of Shooting Technique, the wall thickness of injection-moulded plastic part cannot be too thin, typically larger than 1mm, otherwise
Injection-moulded plastic part can not be produced, and dielectric strength is be easy to cause to reduce, is unable to satisfy dielectric strength requirement.
Therefore, how to propose a kind of block stator, by the way that insulating part is arranged between stator block and stator coil, can drop
The manufacturing cost of low block stator becomes industry important topic urgently to be resolved.
Utility model content
For the defects in the prior art, the utility model embodiment provides a kind of block stator and block-stator motor.
On the one hand, the utility model embodiment provides a kind of block stator, including stator block, stator coil, the first insulation
Film and the second insulating film, in which:
First insulating film includes the first coincidence part, and second insulating film includes the second coincidence part, by described
First coincidence part and second coincidence part wind the stator coil and consolidate first insulating film and second insulating film
Determine onto the stator block, first coincidence part and second coincidence part are in first insulating film and second insulation
Film partially overlaps after being fixed on the stator block.
Wherein, first insulating film and second insulating film with a thickness of 0.18mm~0.8mm.
Wherein, first insulating film includes two first protrusions or second insulating film includes two second protrusions.
Wherein, first insulating film includes one first protrusion, and second insulating film includes one second protrusion.
Wherein, first insulating film is identical with the structure of second insulating film.
Wherein, the width of the intersection of first coincidence part and second coincidence part is at least 4mm.
Wherein, the first ridge structure and second insulating film is arranged close to the outer ledge of rotor in first insulating film
The second ridge structure is arranged in outer ledge close to rotor.
Wherein, the shape of the cross section of first ridge structure is one of arc-shaped, waveform and polygon.
Wherein, the shape of the cross section of second ridge structure is one of arc-shaped, waveform and polygon.
On the other hand, the utility model embodiment provides a kind of block-stator motor, including multiple any of the above-described embodiments
The block stator.
Block stator and block-stator motor provided by the embodiment of the utility model are insulated using the first insulating film and second
Film substitutes the insulation between Insulating frame realization stator block and stator coil, in the case where meeting dielectric strength, due to first
Insulating film and the second insulating film are fixed on stator block by stator coil, easy for installation, easy to accomplish, reduce block stator
Production cost.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram for the block stator that an embodiment of the present invention provides；
Fig. 2 is the structural blast schematic diagram for the block stator that an embodiment of the present invention provides；
Fig. 3 is the structural schematic diagram for the wire winding tool that an embodiment of the present invention provides；
Fixed stator block, the first insulating film and second are exhausted on the wire winding tool that Fig. 4 provides for an embodiment of the present invention
The structural schematic diagram of velum；
Fig. 5 is that the stator block that an embodiment of the present invention provides completes the knot after stator coil winding on wire winding tool
Structure schematic diagram；
The structural schematic diagram for the first insulating film that Fig. 6 a an embodiment of the present invention provides；
The structural schematic diagram for the second insulating film that Fig. 6 b an embodiment of the present invention provides；
The structural schematic diagram for the first insulating film that another embodiment of Fig. 7 a the utility model provides；
The structural schematic diagram for the second insulating film that another embodiment of Fig. 7 b the utility model provides；
Fig. 8 is the structural schematic diagram for the block stator that another embodiment of the utility model provides；
Description of symbols:
The first insulating film of 1-；The second insulating film of 2-；
3- stator block；4- stator coil；
The first coincidence part of 11-；The first protrusion of 12-；
The first ridge structure of 13-；The second coincidence part of 21-；
The second protrusion of 22-；The second ridge structure of 23-；
31- fixed block；32- limited block；
33- groove；34- mounting groove；
35- jack；36- briquetting；
37- support rim；38- protrusion；
39- fixation hole.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, implement below in conjunction with the utility model
Attached drawing in example, is explicitly described the technical scheme in the embodiment of the utility model, it is clear that described embodiment is
The utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the utility model protection
Range.
Fig. 1 is the structural schematic diagram of an embodiment of the present invention block stator, and Fig. 2 mentions for an embodiment of the present invention
The structural blast schematic diagram of the block stator of confession, as depicted in figs. 1 and 2, block stator provided by the embodiment of the utility model, packet
It includes: the first insulating film 1, the second insulating film 2, stator block 3 and stator coil 4, in which:
First insulating film 1 includes the first coincidence part 11, and the second insulating film 2 includes the second coincidence part 21, by the first weight
First insulating film 1 and the second insulating film 2 are fixed on stator block 3 by conjunction portion 11 and the second coincidence part 21 winding stator coil 4, real
Insulation between existing stator block 3 and stator coil 4, the first coincidence part 11 and the second coincidence part 21 are in the first insulating film 1 and second
Insulating film 2 partially overlaps after being fixed on stator block 3.
Specifically, the first insulating film 1 and the second insulating film can pass through film-blowing process using poly terephthalic acid class plastics
The thickness of production, the first insulating film and the second insulating film is between 0.18mm~0.8mm.First 1 set of insulating film is in stator block 3
On, the first insulating film 1 can be fitted on a side of stator block 3, and the first coincidence part 11 covers the one of the inner wall of stator block 3
Part, on stator block 3, the second insulating film 2 can be fitted on another side of stator block 3 the second 2 sets of insulating film, and second
Coincidence part 21 covers a part of the inner wall of stator block 3, and the first coincidence part 11 and the second coincidence part 21 can cover stator block 3
Entire inner wall, in order to guarantee the insulation effect between stator coil 4 and stator block 3,2 quilt of the first insulating film 1 and the second insulating film
After stator coil 4 is fixed on stator block 3, there are portions on the inner wall of stator block for the first coincidence part 11 and the second coincidence part 21
Divide and be overlapped, the width of intersection is greater than 4mm.Wherein, stator coil 4 can use enameled wire, and stator block 3 may include multiple
Silicon steel sheet (not shown).It will be appreciated that the size of the first insulating film 1 and the size of the second insulating film 2 and stator block 3
Size is adapted.
In order to which the first insulating film 1 and the second insulating film 2 to be fixed on stator block 3, wire winding tool can be used enamel-cover
Line is wound on the stator block 3 for being cased with the first insulating film 1 and the second insulating film 2, forms stator coil 4, will by stator coil 4
First insulating film 1 and the second insulating film 2 are fixed on stator block 3.Fig. 3 is the structure of an embodiment of the present invention wire winding tool
Schematic diagram, as shown in figure 3, wire winding tool provided by the embodiment of the utility model includes fixed block 31 and briquetting 36, fixed block 31
On be provided with fixation hole 39, fixed block 31 is fixed on coil winding machine by fixation hole 39 by keyway；Be arranged on fixed block 31 to
A few mounting groove 34, mounting groove 34 is for placing the stator block 3 for being cased with the first insulating film 1 and the second insulating film 2；Fixed block 31
There are two limited blocks 32 for fixed setting, for limiting briquetting 36 perpendicular to the movement on two 32 line directions of limited block；Gu
Determine that groove 33 is arranged on block 31, groove 33 is for accommodating magnet, and the magnet is for being sucked stator block 3 and briquetting 36；Mounting groove
Corresponding with the groove of stator block 3 raised 38, and jack 35 corresponding with the flange of stator block 3, mounting groove are provided on 34
34 sides opposite with briquetting 36 is placed are provided with support rim 37, and support rim 37 and briquetting 36 are together for limiting stator block
Along perpendicular to moving in 31 surface direction of fixed block.Wherein, the specific size of the wire winding tool carries out according to actual needs
Setting, the utility model embodiment is without limitation.
Fixed stator block, the first insulating film and second are exhausted on the wire winding tool that Fig. 4 provides for an embodiment of the present invention
The structural schematic diagram of velum is set on stator block 3 by the first insulating film 1 and the second insulating film 2, and stator block 3 is placed into
It is put on the first insulating film 1 in mounting groove 34 shown in Fig. 3 and then by briquetting 36, forms structure shown in Fig. 4.Logical
It crosses fixation hole 39 fixed block 31 is fixed on the coil winding machine, carries out the winding of the enameled wire.Fig. 5 is the utility model one
The stator block that embodiment provides completes the structural schematic diagram after stator coil winding on wire winding tool, and structure shown in fig. 5 is
It is completed in the stator coil winding, structure after the wire winding tool is removed from the coil winding machine, relative to institute more than Fig. 4
State stator coil.
Block stator provided by the embodiment of the utility model substitutes Insulating frame using the first insulating film and the second insulating film
Realize the insulation between stator block and stator coil, in the case where meeting dielectric strength, absolutely due to the first insulating film and second
Velum is fixed on stator block by stator coil, easy for installation, easy to accomplish, reduces the production cost of block stator.
On the basis of the various embodiments described above, further, in order to guarantee that the insulation between stator block and stator coil is strong
Degree, the first insulating film 1 and the second insulating film 2 with a thickness of 0.18mm~0.8mm, for example, by using the thickness of 0.5mm.Due to using
First insulating film 1 and the second insulating film 2, reduce the use of material, can reduce the production cost of block stator.
The structural schematic diagram of Fig. 6 a the first insulating film of an embodiment of the present invention, as shown in Figure 6 a, in above-mentioned each implementation
On the basis of example, further, the first insulating film 1 includes two the first protrusions 12, and one first in two the first protrusions 12
Protrusion 12 is for winding starting the end of a thread of stator coil 4, another first protrusion 12 is for winding the ending line of stator coil 4
Head.Wherein, the specific location on the first insulating film 1 of two the first protrusions 12 is configured according to actual needs, this is practical
New embodiment is without limitation.
The structural schematic diagram of Fig. 6 b the second insulating film of an embodiment of the present invention, as shown in Figure 6 b, the second insulating film 2 packet
Two the second protrusions 22 are included, one second protrusion 22 in two the second protrusions 22 is used to wind starting the end of a thread of stator coil 4,
Another second protrusion 22 is for winding ending the end of a thread of stator coil 4.Wherein, two the second protrusions 22 in the second insulating film
Specific location on 2 is configured according to actual needs, and the utility model embodiment is without limitation.
The structural schematic diagram of another the first insulating film of embodiment of Fig. 7 a the utility model, another implementation of Fig. 7 b the utility model
The structural schematic diagram of the second insulating film of example, as shown in figs. 7 a and 7b, on the basis of the various embodiments described above, further, the
One insulating film 1 includes first protrusion 12, and the second insulating film 2 includes second protrusion 22；First protrusion 12 is for winding
Starting the end of a thread of stator coil 4, the second protrusion 22 is for winding ending the end of a thread of stator coil 4；Alternatively, the second protrusion 22 is used for
Starting the end of a thread of stator coil 4 is wound, the first protrusion 12 is for winding ending the end of a thread of stator coil 4.Wherein, the first protrusion 12
The specific location on the first insulating film 1 be configured according to actual needs, the utility model embodiment is without limitation；Second
The specific location on the second insulating film 2 of protrusion 22 is configured according to actual needs, and the utility model embodiment does not limit
It is fixed.
On the basis of the various embodiments described above, further, the first insulating film 1 is identical with the structure of the second insulating film 2.?
It needs when making the first insulating film 1 and the second insulating film 2 using film-blowing process using mold, in order to reduce the cost of mold, the
One insulating film 1 and the second insulating film 2 can use identical structure, only need in this way using one set of die, to reduce point
The production cost of block stator.
On the basis of the various embodiments described above, further, the intersection of the first coincidence part 11 and the second coincidence part 21
Width is at least 4mm, the creepage distance between the widths affect stator coil 4 and stator block 3 of intersection, and creepage distance is greater than
4mm can guarantee the insulation effect between stator block 3 and stator coil 4.For example, the width of the first coincidence part 11 and second is overlapped
The sum of the width in portion 21 has more 6mm than the thickness of stator block 3, to guarantee the coincidence of the first coincidence part 11 and the second coincidence part 21
Partial width is at least 4mm.
Fig. 8 is the structural schematic diagram of another embodiment block stator of the utility model, as shown in figure 8, in above-mentioned each implementation
On the basis of example, further, the first ridge structure 13, the second insulating film 2 is arranged close to the outer ledge of rotor in the first insulating film 1
The second ridge structure 23 is set close to the outer ledge of rotor, the first ridge structure 13 and the second ridge structure 23 can increase fixed
Subcoil 4 advantageously ensures that the insulation between stator coil 4 and stator block 3 to the creepage distance between stator block 3.Wherein,
One insulating film 1 is the inside of the first insulating film 1 towards the side of stator block 3, and the side opposite with the inside of the first insulating film 1 is the
The outside of one insulating film 1；Second insulating film 2 towards the side of stator block 3 be the second insulating film 2 inside, with the second insulating film 2
The opposite side in inside be the second insulating film 2 outside.
On the basis of the various embodiments described above, further, the shape of the cross section of the first ridge structure 13 be it is arc-shaped,
One of waveform and polygon.
On the basis of the various embodiments described above, further, the shape of the cross section of the second ridge structure 23 be it is arc-shaped,
One of waveform and polygon.
On the basis of the various embodiments described above, further, block-stator motor provided by the embodiment of the utility model, packet
Include block stator described in multiple any of the above-described embodiments.Wherein, the quantity for the block stator that the block-stator motor includes
It is configured according to actual needs, the utility model embodiment is without limitation.As fixed using piecemeal described in above-described embodiment
Son reduces the production cost of block-stator motor.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (10)
1. a kind of block stator, which is characterized in that including stator block, stator coil, the first insulating film and the second insulating film,
In:
First insulating film includes the first coincidence part, and second insulating film includes the second coincidence part, by described first
Coincidence part and second coincidence part wind the stator coil and are fixed to first insulating film and second insulating film
On the stator block, first coincidence part and second coincidence part are solid in first insulating film and second insulating film
Determine to partially overlap after onto the stator block.
2. block stator according to claim 1, which is characterized in that first insulating film and second insulating film
With a thickness of 0.18mm~0.8mm.
3. block stator according to claim 1, which is characterized in that first insulating film include two first protrusion or
Second insulating film includes two second protrusions.
4. block stator according to claim 1, which is characterized in that first insulating film includes one first protrusion,
Second insulating film includes one second protrusion.
5. block stator according to claim 1, which is characterized in that first insulating film and second insulating film
Structure is identical.
6. block stator according to claim 1, which is characterized in that first coincidence part and second coincidence part
The width of intersection is at least 4mm.
7. block stator according to any one of claims 1 to 6, which is characterized in that first insulating film is close to rotor
Outer ledge the first ridge structure and second insulating film are set the second ridge structure are set close to the outer ledge of rotor.
8. block stator according to claim 7, which is characterized in that the shape of the cross section of first ridge structure is
One of arc-shaped, waveform and polygon.
9. block stator according to claim 7, which is characterized in that the shape of the cross section of second ridge structure is
One of arc-shaped, waveform and polygon.
10. a kind of block-stator motor, which is characterized in that including the described in any item block stators of multiple claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920345973.7U CN209402278U (en) | 2019-03-19 | 2019-03-19 | A kind of block stator and block-stator motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920345973.7U CN209402278U (en) | 2019-03-19 | 2019-03-19 | A kind of block stator and block-stator motor |
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| Publication Number | Publication Date |
|---|---|
| CN209402278U true CN209402278U (en) | 2019-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920345973.7U Active CN209402278U (en) | 2019-03-19 | 2019-03-19 | A kind of block stator and block-stator motor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113872347A (en) * | 2021-09-26 | 2021-12-31 | 河北新四达电机股份有限公司 | Stator single-tooth structure and assembled stator |
-
2019
- 2019-03-19 CN CN201920345973.7U patent/CN209402278U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113872347A (en) * | 2021-09-26 | 2021-12-31 | 河北新四达电机股份有限公司 | Stator single-tooth structure and assembled stator |
| CN113872347B (en) * | 2021-09-26 | 2024-02-02 | 河北新四达电机股份有限公司 | Stator single tooth structure and assembled stator |
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