CN209692456U - A kind of overhang insulation and its stator module, the external rotor electric machine of application - Google Patents
A kind of overhang insulation and its stator module, the external rotor electric machine of application Download PDFInfo
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- CN209692456U CN209692456U CN201920652393.2U CN201920652393U CN209692456U CN 209692456 U CN209692456 U CN 209692456U CN 201920652393 U CN201920652393 U CN 201920652393U CN 209692456 U CN209692456 U CN 209692456U
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- insulation
- barb
- sleeve
- stator module
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Abstract
The utility model discloses a kind of overhang insulation and its stator modules of application, external rotor electric machine, the overhang insulation includes end plates and sleeve, end plates include insulation yoke portion and from insulation the outwardly directed several insulation teeth portion in yoke portion, the bottom of sleeve is connect with the insulation yoke portion top surface, several first barbs are equipped at the top of the sleeve, the gib head of the first barb is arranged outward.Overhang insulation structure is simple, and the first barb can be used for fixing cover board, guarantees that the end of stator module is high.
Description
Technical field:
The utility model relates to a kind of overhang insulation and its stator modules of application, external rotor electric machine.
Background technique:
Existing stator module includes stator core, the overhang insulation being mounted on two end faces of stator core, is wound on
Coil windings, the terminal plate being installed therein on an overhang insulation on overhang insulation and the lid being mounted on outside terminal plate
Plate finds that the stator module of above structure, there are rebound phenomenons after shaping for coil windings, due to wiring in process of production
Plate and cover board are not fixed in the axial direction, and this rebound is so that terminal plate and cover board jack-up are caused stator module by coil windings
Gao Chaobiao is held, this allows subsequent stator module is packed into after casing to there are many noises that are close to, to the job stability and work of motor
Make service life generation adverse effect.
Utility model content:
The purpose of the utility model is to provide a kind of overhang insulation and its stator modules of application, external rotor electric machine, can solve
The problem of certainly terminal plate of stator module and cover board are jacked up by coil windings in the prior art.
The purpose of this utility model is achieved by following technical proposals.
First purpose of the utility model is to provide a kind of overhang insulation, including end plates and sleeve, end plates include
It insulate yoke portion and from the insulation outwardly directed several insulation teeth portion in yoke portion, the bottom of sleeve is connect with insulation yoke portion top surface, spy
Sign is: several first barbs is equipped at the top of the sleeve, the gib head of the first barb is arranged outward.
Sleeve lateral wall described above is equipped with several second barbs, and the second barb is located at below the first barb, the second barb
Gib head is arranged outward.
Sleeve lateral wall described above is additionally provided with several third barbs, and third barb is located at below the second barb, third barb
Gib head be arranged outward.
Several grooves are recessed at the top of sleeve described above downwards, the second barb and third barb are arranged in groove.
Insulation yoke portion bottom surface described above is axially projecting positioning column.
Second purpose of the utility model is to provide a kind of stator module, the upper end including stator core, stator core
Upper end insulation is installed on face, lower end insulation is installed on the lower end surface of stator core, upper end insulation and lower end are exhausted
It is wound with coil windings outside edge, terminal plate is installed in the insulation of upper end, is also equipped with cover board above terminal plate, feature exists
In: the upper end insulation is overhang insulation described above, and the first barb is pressed on the cover board and axial restraint cover board.
Sleeve lateral wall described above is equipped with several second barbs, and the second barb is located at below the first barb, the second barb pressure
On the terminal plate and axial restraint terminal plate.
Sleeve lateral wall described above is additionally provided with several third barbs, and third barb is located at below the second barb, the wiring
Insulation board is also equipped between plate and end plates, third barb is pressed on insulation board and axial restraint insulation board.
Stator core described above is equipped with axial positioning through hole, and the bottom surface in the insulation yoke portion is protruding with positioning column, fixed
Position column is stuck in the fixed upper end insulation of positioning through hole inner circumferential.
The third purpose of the utility model is to provide a kind of external rotor electric machine, including stator module and outer rotor component,
It is characterized by: the stator module is stator module described above.
The utility model compared with prior art, has the effect that
1) overhang insulation includes end plates and sleeve, and end plates are protruding including insulation yoke portion and from insulation yoke portion
Several insulation teeth portion, the bottom of sleeve connect with insulation yoke portion top surface, equipped with several first barbs at the top of the sleeve, the
The gib head of one barb is arranged outward；Overhang insulation structure is simple, and the first barb can be used for fixing cover board, guarantees the end of stator module
Height reduces volume.
2) further advantage of the utility model is in the partially unfolded detailed description of embodiment.
Detailed description of the invention:
Fig. 1 is the perspective view for the overhang insulation that the utility model embodiment one provides；
Fig. 2 is the perspective view of another angle of overhang insulation；
Fig. 3 is the side view of overhang insulation；
Fig. 4 is the perspective view for the stator module that the utility model embodiment two provides；
Fig. 5 is the cross-sectional view of stator module；
Fig. 6 is enlarged drawing at the A of Fig. 5；
Fig. 7 is that stator module omits the explosive view after coil windings.
Specific embodiment:
The utility model is described in further detail below by specific embodiment and in conjunction with attached drawing.
Embodiment one:
As shown in Figure 1 to Figure 3, provided in this embodiment is a kind of overhang insulation, including end plates 11 and sleeve 12, end face
Plate 11 includes insulation yoke portion 111 and from the insulation outwardly directed several insulation teeth portion 112 in yoke portion 111, the bottom of sleeve 12 with it is exhausted
The connection of 111 top surface of edge yoke portion, is equipped with several first barbs 121 at the top of the sleeve 12, and the gib head of the first barb 121 is to peripheral hardware
It sets.Overhang insulation structure is simple, and the first barb can be used for fixing cover board, guarantees that the end of stator module is high.
12 side wall of sleeve described above is equipped with several second barbs 122, and the second barb 122 is located under the first barb 121
Side, each second barb 122 is in the same plane, and the gib head of the second barb 122 is arranged outward.Second barb 122 is also used for
Link plate.
12 side wall of sleeve described above is additionally provided with several third barbs 123, and third barb 123 is located under the second barb 122
Side, each third barb 123 is in the same plane, and the gib head of third barb 123 is arranged outward.Second barb 122 is also used for
Fixed insulation board.
12 top of sleeve described above is recessed with downwards several grooves 124, and the second barb 122 and third barb 123 are arranged
In groove 124.Structure is simple, convenient for production.
111 bottom surfaces of insulation yoke portion described above are axially projecting positioning column 13.It is exhausted that positioning column can be used for circumferentially fixed end
Edge.
Embodiment two:
As shown in Figures 4 to 7, provided in this embodiment is a kind of stator module, including stator core 3, stator core 3
Upper end insulation 1 is installed on upper surface, lower end insulation 2,1 He of upper end insulation are installed on the lower end surface of stator core 3
It is wound with coil windings 4 outside lower end insulation 2, terminal plate 5 is installed in upper end insulation 1, lid is also equipped with above terminal plate 5
Plate 6, the upper end insulation 1 is overhang insulation described in embodiment one, and the first barb 121 is pressed on the cover board 6 and axis
To fixed cover board 6.By the fixed cover board 6 of the first barb 121, prevent coil windings 4 from springing back after shaping by terminal plate 5 and cover board
6 ejections cause the end Gao Chaobiao of stator module, avoid after stator module is packed into casing and lead to the problem of the noise that is close to.
12 side wall of sleeve described above is equipped with several second barbs 122, and the second barb 122 is located under the first barb 121
Side, the second barb 122 is pressed on the terminal plate 5 and axial restraint terminal plate 5.By 122 link plate 5 of the second barb,
It avoids terminal plate 5 from squeezing cover board 6, further ensures that the end Gao Hege of stator module.
12 side wall of sleeve described above is additionally provided with several third barbs 123, and third barb 123 is located under the second barb 122
Just, insulation board 7 is also equipped between the terminal plate 5 and end plates 11, third barb 123 is pressed on insulation board 7 and axially consolidates
Determine insulation board 7.Insulation performance is higher.
Stator core 3 described above is equipped with axial positioning through hole 31, and the bottom surface in the insulation yoke portion 111 is protruding with positioning
Column 13, positioning column 13 are stuck in the fixed upper end insulation 1 of 31 inner circumferential of positioning through hole.The cooperation of positioning column 13 and positioning through hole 31
Prevent 1 rotation of upper end insulation.
Embodiment three:
Provided in this embodiment is a kind of external rotor electric machine, including stator module and outer rotor component, it is characterised in that: institute
Stating stator module is stator module described in embodiment two.By the improvement to stator member structure, stator module ensure that
End is high, ensure that the job stability and working life of external rotor electric machine.
Above embodiments are the better embodiment of the utility model, and however, the embodiments of the present invention are not limited thereto,
Made changes, modifications, substitutions, combinations, simplifications under other any spiritual essence and principles without departing from the utility model are
Equivalent substitute mode, is included within the protection scope of the utility model.
Claims (10)
1. a kind of overhang insulation, including end plates (11) and sleeve (12), end plates (11) include insulation yoke portion (111) and from exhausted
The bottom of the outwardly directed several insulation teeth portion (112) in edge yoke portion (111), sleeve (12) is connect with insulation yoke portion (111) top surface,
It is characterized by: being equipped with several first barbs (121) at the top of the sleeve (12), the gib head of the first barb (121) is arranged outward.
2. a kind of overhang insulation according to claim 1, it is characterised in that: sleeve (12) side wall is equipped with several second
Barb (122), the second barb (122) are located at below the first barb (121), and the gib head of the second barb (122) is arranged outward.
3. a kind of overhang insulation according to claim 2, it is characterised in that: sleeve (12) side wall is additionally provided with several
Three barbs (123), third barb (123) are located at below the second barb (122), and the gib head of third barb (123) is arranged outward.
4. a kind of overhang insulation according to claim 3, it is characterised in that: the sleeve (12) is if top is recessed with downwards
Dry groove (124), the second barb (122) and third barb (123) setting are in groove (124).
5. a kind of overhang insulation as claimed in any of claims 1 to 4, it is characterised in that: the insulation yoke portion
(111) bottom surface is axially projecting positioning column (13).
6. a kind of stator module, including stator core (3), stator core (3) upper surface on upper end insulation (1) is installed,
Lower end insulation (2) is installed on the lower end surface of stator core (3), is wound with outside upper end insulation (1) and lower end insulation (2)
Coil windings (4) are equipped with terminal plate (5) in upper end insulation (1), are also equipped with cover board (6) above terminal plate (5), special
Sign is: the upper end insulation (1) is overhang insulation described in any one of claim 1 to 5, the first barb (121)
Simultaneously axial restraint cover board (6) is pressed on the cover board (6).
7. a kind of stator module according to claim 6, it is characterised in that: sleeve (12) side wall is equipped with several second
Barb (122), the second barb (122) are located at below the first barb (121), and the second barb (122) is pressed on the terminal plate (5)
And axial restraint terminal plate (5).
8. a kind of stator module according to claim 7, it is characterised in that: sleeve (12) side wall is additionally provided with several
Three barbs (123), third barb (123) is located at below the second barb (122), between the terminal plate (5) and end plates (11)
It is also equipped with insulation board (7), third barb (123) is pressed on insulation board (7) and axial restraint insulation board (7).
9. a kind of stator module described according to claim 6 or 7 or 8, it is characterised in that: the stator core (3) is equipped with axis
To positioning through hole (31), the bottom surface of insulation yoke portion (111) is protruding with positioning column (13), and it is logical that positioning column (13) is stuck in positioning
The fixed upper end insulation (1) of hole (31) inner circumferential.
10. a kind of external rotor electric machine, including stator module and outer rotor component, it is characterised in that: the stator module is right
It is required that stator module described in any one of 6 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920652393.2U CN209692456U (en) | 2019-05-08 | 2019-05-08 | A kind of overhang insulation and its stator module, the external rotor electric machine of application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920652393.2U CN209692456U (en) | 2019-05-08 | 2019-05-08 | A kind of overhang insulation and its stator module, the external rotor electric machine of application |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209692456U true CN209692456U (en) | 2019-11-26 |
Family
ID=68608710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920652393.2U Active CN209692456U (en) | 2019-05-08 | 2019-05-08 | A kind of overhang insulation and its stator module, the external rotor electric machine of application |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209692456U (en) |
-
2019
- 2019-05-08 CN CN201920652393.2U patent/CN209692456U/en active Active
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