CN209497330U - A kind of automobile current generator with flat wire stator winding - Google Patents
A kind of automobile current generator with flat wire stator winding Download PDFInfo
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- CN209497330U CN209497330U CN201920219883.3U CN201920219883U CN209497330U CN 209497330 U CN209497330 U CN 209497330U CN 201920219883 U CN201920219883 U CN 201920219883U CN 209497330 U CN209497330 U CN 209497330U
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Abstract
The utility model discloses a kind of automobile current generators with flat wire stator winding, it is related to electrical generator fields, including electric machine casing, stator module is equipped with inside electric machine casing, rotor assembly is equipped with inside stator module, stator module includes stator core and the stator winding that is wound around on stator core, line embedding groove is laid on stator core inner wall, inside groove is offered at the slot bottom and tooth head of line embedding groove, stator winding is in line embedding groove, stator winding is six phase windings of four layers of stator coil distribution, insulating paper is equipped between the stator coil of adjacent two layers, the utility model improves the stator structure of automobile current generator, so that stator assembly and rotor assembly assembling more convenient, so that entire automobile current generator structure is more reasonable.
Description
Technical field
The utility model relates to electrical generator fields, particularly relate to a kind of automobile current generator with flat wire stator winding.
Background technique
With the fast development of automotive engineering, the electrical equipment on automobile is increasing, so that the electricity consumption of automobile is more next
Higher and then also higher and higher to the requirement of the generated output of automobile current generator, the increase of power inevitably results in generator volume
Increasing；However, the engine room of current automobile is more and more narrower and crowded, interior in a limited space, the hair of existing generator
Electricity has been unable to satisfy this demand, therefore the contradictory problems between generator volume and generated energy become the research and development of generator high power
One technical problem, at present under the premise of limiting generator volume, the most effective means of Yao Tigao output power one are to adjust
Adjust the winding of son.
Utility model content
In view of this, the purpose of this utility model is that propose a kind of automobile current generator with flat wire stator winding, it is right
The stator structure of automobile current generator is improved, so that entire automobile current generator structure is more reasonable.
A kind of automobile current generator with flat wire stator winding, including electric machine casing, electric machine casing inside are equipped with stator pack
Part, the stator module inside are equipped with rotor assembly, and the stator module includes stator core and is wound around the stator core
On stator winding, be laid with line embedding groove on stator core inner wall, offered at the slot bottom and tooth head of the line embedding groove in
Slot, the stator winding are embedded in line embedding groove, the stator line that stator winding is process by the flat type copper wire that multiple sections are square
Circle is constituted, and stator winding is six phase windings of four layers of stator coil distribution, is all provided between the stator coil of adjacent two layers
There is insulating paper, stator coil includes the first straight line and second straight line in line embedding groove, the first straight line and institute
It states and is connected between second straight line by bending part, the bending part includes the connection below transition part and the transition part both ends
The interconnecting piece in portion, both ends is connect with first straight line and second straight line respectively.
Optionally, two layers of stator coil is embedded in each line embedding groove side by side.
Optionally, the stator winding include the first stator winding and the second stator winding, first stator winding and
The phase difference of second stator winding is 30 °.
Optionally, first stator winding and second stator winding are three-phase windings.
Optionally, first stator winding and second stator winding are made of two layers of stator coil.
Optionally, one end end of the first straight line and second straight line interconnecting piece with both ends respectively
It is welded.
Optionally, each rectangular channel by the iron core radial direction be divided into from the inside to the outside interior upper layer, interior lower layer, it is outer under
Layer and outer upper layer.
From the above it can be seen that the utility model has the following beneficial effects: the stator structure to automobile current generator carries out
It improves, so that stator assembly and rotor assembly assembling more convenient, is made stator coil, such stator line of flat type copper wire
Circle can preferably take line embedding groove, increase the sectional area of stator coil, had using the stator coil of flat type copper wire support and cut
Area is big and length is also shortened, and effectively reduces the resistance value of stator coil, then reduces the loss of stator, improve
The output of alternating current generator improves the output of entire alternating current generator.Two sets of three-phase windings are set simultaneously, generate the two
Reaction magnetomotive force is cancelled out each other, to achieve the purpose that take measures to reduce noise, adjacent two layers stator coil in occurring source
Between be equipped with a layer insulating paper, i.e., every four layers of distribution is folded with three insulating papers layer by layer altogether, and good insulating between each layer stator coil is compact
Distribution, entire stator coil copper factor is high, and output power is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the structural schematic diagram of stator module in the utility model embodiment；
Fig. 3 is the schematic cross-sectional view of stator module and line embedding groove cooperation in the utility model embodiment；
Fig. 4 is the connection schematic diagram of the first stator winding and the second stator winding in the utility model embodiment；
Fig. 5 is the connection schematic diagram of stator coil adjacent in the utility model embodiment；
Fig. 6 is the structural schematic diagram of stator coil in the utility model embodiment；
Fig. 7 is the structural schematic diagram in the utility model embodiment at line embedding groove.
Wherein, 1- electric machine casing, 2- stator module, 20- stator core, 21- line embedding groove, 211- inside groove, 3- stator around
Group, the first stator winding of 31-, the second stator winding of 32-, 330- transition part, 331- interconnecting piece, 332- first straight line, 333-
Second straight line, 4- rotor assembly.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below in conjunction with specific embodiment, and
Referring to attached drawing, the utility model is further described.
As one embodiment, a kind of automobile current generator with flat wire stator winding provided by the utility model, including
Electric machine casing, electric machine casing inside are equipped with stator module, are equipped with rotor assembly, the stator module packet inside the stator module
The stator winding for including stator core and being wound around on the stator core is laid with line embedding groove on stator core inner wall, described
Inside groove is offered at the slot bottom and tooth head of line embedding groove, the stator winding is in line embedding groove, and stator winding is by multiple sections
Stator coil that the flat type copper wire being square is process is constituted, stator winding be four layers of stator coils distribution six phases around
Group, insulating paper is equipped between the stator coil of adjacent two layers, and stator coil includes the first straight line in line embedding groove
And second straight line, it is connected between the first straight line and the second straight line by bending part, the bending part includes
Interconnecting piece below transition part and the transition part both ends, the interconnecting piece at both ends connect with first straight line and second straight line respectively
It connects.
By the design of the automobile current generator, the stator structure of automobile current generator is improved, so that stator module
It is more convenient with rotor assembly assembly, stator coil is made of flat type copper wire, such stator coil can preferably take embedding
Wire casing increases the sectional area of stator coil, has sectional area greatly using the stator coil of flat type copper wire support and length also obtains
Shorten, effectively reduce the resistance value of stator coil, then reduce the loss of stator, improve the output of alternating current generator,
Improve the output of entire alternating current generator.Two sets of three-phase windings are set simultaneously, and the reaction magnetomotive force for generating the two is mutual
It offsets, to achieve the purpose that take measures to reduce noise in occurring source, a layer insulating paper is equipped between adjacent two layers stator coil,
I.e. every four layers of distribution is folded with three insulating papers layer by layer, good insulating between each layer stator coil, compact distribution, entire stator coil altogether
Copper factor is high, and output power is high.
The utility model is illustrated below with reference to preferred embodiment.
It please refers to Fig. 1 to Fig. 7, including electric machine casing 1, is equipped with stator module 2 inside electric machine casing 1, inside stator module 2
Equipped with rotor assembly 4, stator module 2 includes stator core 20 and the stator winding 3 being wound around on stator core 20, stator core
It is laid with line embedding groove 21 on 20 inner walls, inside groove 211 is offered at the slot bottom and tooth head of line embedding groove 21, so that stator module 2
It is assembled with rotor assembly 4 more convenient.In line embedding groove 21, stator winding 3 is square flat stator winding 3 by multiple sections
The stator coil that copper wire is process is constituted, and stator coil is made of flat type copper wire, such stator coil can be accounted for preferably
Full line embedding groove 21 increases the sectional area of stator coil, and stator coil made of flat type copper wire has sectional area big and length also obtains
Shortening has been arrived, the resistance value of stator coil is effectively reduced, has then reduced the loss of stator, has improved entire automobile current generator
Output.Stator winding 3 is six phase windings of four layers of stator coil distribution, is equipped with insulating paper between the stator coil of adjacent two layers,
Accounting of the stator coil in line embedding groove 21 is improved, while further to burn to coil varnish covering when avoiding welding
Hurt and lead to interturn in stator windings or alternate breakdown problem, the excellent working performance of stator coil is ensured with this.Each line embedding groove 21
It is inside embedded with two layers of stator coil side by side.
Stator winding 3 includes the first stator winding 31 and the second stator winding 32, the first stator winding 31 and the second stator
Winding 32 is three-phase windings, and the first stator winding 31 and the second stator winding 32 are made of two layers of stator coil.First is fixed
The phase difference of sub- winding 31 and the second stator winding 32 is 30 °, by the way that two sets of three-phase windings are arranged, the reaction for generating the two
Magnetomotive force is cancelled out each other, to achieve the purpose that take measures to reduce noise in occurring source, existing strand copper wire production is determined
Sub- winding will definitely increase the overlapping of stator end coil if multiple windings are arranged, and affect the performance of motor.
Stator coil includes the first straight line 332 and second straight line 333 in line embedding groove 21, first straight line
It is connected between 332 and second straight line 333 by bending part, bending part includes below transition part 330 and 330 both ends of transition part
Interconnecting piece 331, the interconnecting piece 331 at both ends connect with first straight line 332 and second straight line 333 respectively.First straight line
332 and interconnecting piece 331 of one end end respectively with both ends of second straight line 333 welded.
Each rectangular channel is divided into interior upper layer, interior lower layer, outer lower layer and outer upper layer by iron core radial direction from the inside to the outside,
For corresponding to four layers of design of stator winding 3.
In conclusion the utility model has the following beneficial effects: the stator structure to automobile current generator is improved, so that
It stator assembly and rotor assembly assembles more convenient, stator coil is made of flat type copper wire, such stator coil can be more preferable
Take line embedding groove, increase the sectional area of stator coil, have sectional area big and long using the stator coil of flat type copper wire support
Degree is also shortened, and is effectively reduced the resistance value of stator coil, is then reduced the loss of stator, improve alternating current generator
Output, improve the output of entire alternating current generator.Two sets of three-phase windings are set simultaneously, and the reaction magnetic for generating the two is dynamic
Gesture is cancelled out each other, to achieve the purpose that take measures to reduce noise in occurring source, is equipped with layer between adjacent two layers stator coil
Insulating paper, i.e., every four layers of distribution are folded with three insulating papers layer by layer altogether, good insulating between each layer stator coil, compact distribution, entirely
Stator coil copper factor is high, and output power is high.
In the description of the present invention, it should be understood that term " first ", " second " are used for description purposes only, and
It cannot be understood as indicating or implying relative importance or implicitly indicate the quantity of indicated technical characteristic.It defines as a result,
The feature of " first ", " second " can explicitly or implicitly include at least one of the features.In the description of the present invention,
The meaning of " plurality " is at least two, such as two, three etc., unless otherwise specifically defined.
It should be understood by those ordinary skilled in the art that: the discussion of any of the above embodiment is exemplary only, not
It is intended to imply that the scope of the present disclosure (including claim) is limited to these examples；Under the thinking of the utility model, the above reality
Applying can also be combined between the technical characteristic in example or different embodiments, and step can be realized with random order, and be deposited
In many other variations of the different aspect of the utility model as described above, for simplicity, they are not provided in details.
In addition, to simplify explanation and discussing, and in order not to which the utility model indigestion can be made, in provided attached drawing
In can show or can not show and connect with the well known power ground of integrated circuit (IC) chip and other components.In addition,
Device can be shown in block diagram form, to avoid making the utility model indigestion, and this has also contemplated following facts,
Details i.e. about the embodiment of these block diagram arrangements be height depend on will implement the utility model platform (that is,
These details should be completely within the scope of the understanding of those skilled in the art).Elaborate detail (for example, circuit) with
In the case where the exemplary embodiment for describing the utility model, it will be apparent to those skilled in the art that can be
Without implementing the utility model in the case where these details or in the case that these details change.Therefore, this
A little descriptions should be considered as illustrative rather than restrictive.
Although having been incorporated with specific embodiment of the utility model the utility model is described, before
The description in face, many replacements of these embodiments, modifications and variations will be apparent for those of ordinary skills
's.
The embodiments of the present invention are intended to cover fall into all such within the broad range of appended claims
Replacement, modifications and variations.Therefore, within the spirit and principle of the utility model, any omission for being made, modification, equivalent
Replacement, improvement etc., should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of automobile current generator with flat wire stator winding, which is characterized in that including electric machine casing (1), electric machine casing (1)
Inside is equipped with stator module (2), is equipped with rotor assembly (4) inside the stator module (2), and the stator module (2) includes fixed
Sub- iron core (20) and the stator winding (3) being wound around on the stator core (20) are laid on stator core (20) inner wall
Line embedding groove (21) offers inside groove (211) at the slot bottom and tooth head of the line embedding groove (21), and the stator winding (3) is embedded in
In line embedding groove (21), stator winding (3) is made of the stator coil that the flat type copper wire that multiple sections are square is process, stator around
Group (3) is six phase windings of four layers of stator coil distribution, is equipped with insulating paper between the stator coil of adjacent two layers, fixed
Subcoil includes the first straight line (332) and second straight line (333) in line embedding groove (21), the first straight line
(332) it is connected between the second straight line (333) by bending part, the bending part includes transition part (330) and described
Interconnecting piece (331) below transition part (330) both ends, the interconnecting piece (331) at both ends respectively with first straight line (332) and second
Straight line portion (333) connection.
2. a kind of automobile current generator with flat wire stator winding according to claim 1, it is characterised in that: each described
Two layers of stator coil is embedded in line embedding groove (21) side by side.
3. a kind of automobile current generator with flat wire stator winding according to claim 1, it is characterised in that: the stator
Winding (3) includes the first stator winding (31) and the second stator winding (32), first stator winding (31) and described second
The phase difference of stator winding (32) is 30 °.
4. a kind of automobile current generator with flat wire stator winding according to claim 3, it is characterised in that: described first
Stator winding (31) and second stator winding (32) are three-phase windings.
5. a kind of automobile current generator with flat wire stator winding according to claim 4, it is characterised in that: described first
Stator winding (31) and second stator winding (32) are made of two layers of stator coil.
6. a kind of automobile current generator with flat wire stator winding according to claim 1, it is characterised in that: described first
The interconnecting piece (331) of straight line portion (332) and one end end of the second straight line (333) respectively with both ends is welded
It connects.
7. a kind of automobile current generator with flat wire stator winding according to claim 1, it is characterised in that: each rectangle
Slot is divided into interior upper layer, interior lower layer, outer lower layer and outer upper layer by the iron core radial direction from the inside to the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920219883.3U CN209497330U (en) | 2019-02-21 | 2019-02-21 | A kind of automobile current generator with flat wire stator winding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920219883.3U CN209497330U (en) | 2019-02-21 | 2019-02-21 | A kind of automobile current generator with flat wire stator winding |
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| Publication Number | Publication Date |
|---|---|
| CN209497330U true CN209497330U (en) | 2019-10-15 |
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ID=68156367
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920219883.3U Active CN209497330U (en) | 2019-02-21 | 2019-02-21 | A kind of automobile current generator with flat wire stator winding |
Country Status (1)
| Country | Link |
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| CN (1) | CN209497330U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109713812A (en) * | 2019-02-21 | 2019-05-03 | 芜湖杰诺瑞汽车电器系统有限公司 | A kind of automobile current generator with flat wire stator winding |
-
2019
- 2019-02-21 CN CN201920219883.3U patent/CN209497330U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109713812A (en) * | 2019-02-21 | 2019-05-03 | 芜湖杰诺瑞汽车电器系统有限公司 | A kind of automobile current generator with flat wire stator winding |
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