CN107710559A - Outer-rotor type electric rotating machine - Google Patents
Outer-rotor type electric rotating machine Download PDFInfo
- Publication number
- CN107710559A CN107710559A CN201680018337.2A CN201680018337A CN107710559A CN 107710559 A CN107710559 A CN 107710559A CN 201680018337 A CN201680018337 A CN 201680018337A CN 107710559 A CN107710559 A CN 107710559A
- Authority
- CN
- China
- Prior art keywords
- insulator
- terminal unit
- fixing component
- stator core
- terminal
- 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.)
- Granted
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Classifications
-
- 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
Insulator has the maintaining part for the terminal unit for keeping possessing neutral terminal.Electrical connection has the coil line of electric rotating machine at terminal unit, and possess as neutral terminal multiple connection terminals and be fixedly connected terminal insulating properties fixing component.Terminal unit, is housed in the maintaining part quilt to be formed on insulator, and fixed component insulated body clamps with stator core.
Description
Technical field
The present invention relates to a kind of outer-rotor type electric rotating machine.
The application carrys out CLAIM OF PRIORITY according to Patent 2015-087051 filed in 21 days April in 2015, and this is quoted
Its content.
Background technology
In the past, as the generator for being charged to battery and for providing electric component electric power, possessing has
The magnet generator of magnet is widely deployed in two-wheeled vehicle.This magnet generator includes：With the hair of two-wheeled vehicle
The rotor that motivation bent axle is connected；And it is fixed in the stator on engine housing.Rotor is included in inner circumferential and possesses multiple magnetic
The bowl-shape flywheel of iron.Stator then includes the stator core for being wound with coil.The insulator of resin-made is installed on stator core.Insulation
The neutral terminal of metal (such as brass etc.) is then provided with body.On the insulator of stator core, U phases, V phases, W phases are wound with
Coil.Via neutral terminal by star-star connection between U phases, V phases, each coil of W phases (for example, referring to patent document 1).
【Look-ahead technique document Prior Art】
【Patent document 1】JP 2010-63233 publications
Neutral terminal is pressed into fixed on insulator.U phases, V phases, each coil of W phases pass through scolding tin and neutral terminal
It is connected.In this case, insulator can cause to deform because of heat caused by scolding tin engaging process.Once insulator becomes
Shape, neutral terminal are possible to come off from insulator.
A kind of purpose of form of the present invention, is to provide one kind：It is even hot caused by because of scolding tin engaging process
In the case that amount causes insulator deformation, it can also suppress what neutral terminal came off from insulator grid, outer turn of stay in grade
Subtype electric rotating machine.
According to the form of the present invention, neutral terminal clamps via fixing component insulated body and stator core.Therefore, even if
When U phases, V phases, each coil of W phases engage with neutral terminal scolding tin, because heat causes to deform, neutrality will not also occur for insulator
Point terminal comes off from insulator and causes the situation of coil breakage.
The content of the invention
Outer-rotor type electric rotating machine involved by a kind of form of the present invention, it is characterised in that：Possessing stator, Yi Ji
In the outer-rotor type electric rotating machine of the rotor rotated around stator, stator has：The stator core that is made up of magnetic material, it is arranged on
Insulator on stator core, via coil of the insulator on stator core and with the terminal board for being connected with coil
Terminal unit, rotor have：The flywheel rotated around stator and the multiple magnet being fixed on the inner peripheral surface of flywheel, end
Subelement possesses the fixing component for the insulating properties for being fixed with terminal board, and insulator possesses the receiving room formed with storage terminal unit
Terminal unit maintaining part, terminal unit is incorporated in the terminal unit maintaining part of insulator, fixing component insulated body with
Stator core clamps.
In above-mentioned outer-rotor type electric rotating machine, Ke Yishi：The first end of the fixing component of terminal unit and insulation
The wall portion of the receiving room of the terminal unit maintaining part of body is in contact, the second end of the fixing component of terminal unit and stator core
Side of sidewall portion is in contact.
In above-mentioned outer-rotor type electric rotating machine, Ke Yishi：In the receiving room of the terminal unit maintaining part of insulator
Wall portion, formed with otch (Slit) portion being inserted through by the terminal board of terminal unit, dashed forward by notch from insulator
Coil is connected with the coil maintaining part of the terminal board gone out.
In above-mentioned outer-rotor type electric rotating machine, Ke Yishi：Press-in is fixed with terminal board on the fixing element.
In another form of the present invention, outer-rotor type electric rotating machine includes stator and rotor.The stator tool
Have：Stator core, the insulator on the stator core, the line on the stator core being made up of magnetic material
Circle and the terminal unit with the terminal board for being connected with the coil.The rotor has：It is configured as relative to described fixed
The flywheel of son rotation and the multiple magnet being fixed on the flywheel.The terminal unit, which has, is provided with the terminal
The fixing component of the insulating properties of plate.The insulator has at least one of wall for being configured as covering the fixing component.
Simple brief description of the drawings
Fig. 1 is the front elevation for the magnet generator that embodiments of the present invention are related to.
Fig. 2 is Fig. 1 Section A-A figure.
Fig. 3 is Fig. 2 B portions enlarged drawing.
Fig. 4 is the oblique view of fixing component.
Fig. 5 is the oblique view of neutral terminal.
Fig. 6 is the oblique view of neutral end subelement.
Embodiment
The magnet generator (outer-rotor type electric rotating machine) of following two-wheeled vehicles for implementing to be related in implementation will be based on figure
1st, Fig. 2 is illustrated.Magnet generator 1 utilizes for example as the magnet generator in two-wheeled vehicle.Magnet generator 1
Have：The stator 2 that is fixed on engine housing (not shown) and the front end for being fixed on engine crankshaft (not shown)
Rotor 3.Rotor 3 rotates with bent axle around stator 2.Rotor 3 is configured as rotating relative to stator 2.
Rotor 3 has the axle sleeve in the footpath direction of bowl-shape flywheel 31 and the bottom surface for being fixed on flywheel 31 center
(Boss)32.On the inner peripheral surface of flywheel 31, multiple magnet 33 equally spaced configure in a circumferential direction.
Axle sleeve 32 has the cylinder portion 32a of the drum and flange portion 32b of disc-shape.Flange portion 32b and cylinder portion
32a is formed and is integrated.Flange portion 32b is fastened to the bottom surface of flywheel 31 by multiple rivets (Rivet) 100.The cylinder of axle sleeve 32
Bent axle (not shown) is fixed with portion 32a.
In the bottom 31a of flywheel 31 inner side, the annular magnet cover (Magnet Case) 34 of resin-made is provided with.Magnet
Magnet 33 is placed with cover 34.One end of magnet 33 is placed with magnetic receiver (Magnet Holder) 35.It is curved by magnetic receiver 35
It is curved into so as to which magnet 33 is crimped on the inner peripheral surface of flywheel 31.Magnet 33 is substantially fixed on the inner peripheral surface of flywheel 31.
Magnetic receiver 35 is by the opening peripheral part 31b of flywheel 31 by radial rivet so as to be fixed.
Stator 2 has stator core 21 and the insulator 22 on stator core 21.Stator core 21 is via insulator 22
It is wound onto on coil 23.Stator core 21 is by the sheet material of magnetic material is at least formed after lamination in the axial direction.
The footpath direction center of stator core 21, formed with hole (axle sleeve hole) 21e.Through the bent axle (not shown) for having engine in the 21e of hole.It is bent
Axle links with rotor 3 via the cylinder portion 32a of axle sleeve 32.Stator core 21 has：The annular portion 21b of annular and from annular portion
The teeth portion 21c that 21b radioactively extends towards footpath direction outside.Formed with multiple bolts hole on the annular portion 21b of stator core 21
21d.Stator 2 is fastened on engine housing by being inserted into bolt hole 21d bolt 101.
Insulator 22 on stator core 21 has terminal unit maintaining part (maintaining part) 22b and reception room
22c.Formed with notch (otch) 22a on terminal unit maintaining part 22b.Neutral end subelement is contained in reception room 22c
A part for (terminal unit) 4.As one, another part of neutral end subelement 4 is configured as running through notch 22a.
For example, neutral end subelement 4 is pressed into fixed on terminal unit maintaining part 22b via notch 22a.In addition, neutral point
4 parts of terminal unit are configured as protruding (protuberance) relative to the outer face of insulator 22.It is pressed into fixed in terminal
On neutral end subelement 4 on unit maintaining part 22b, be connected with winding after 23 one end of each phase coil.
Coil 23 is made up of the coil 23 of U phases, V phases, W phases, and each phase coil 23 is wound onto on teeth portion 21c.Each phase line
One end of circle 23 is for example fixed on the coil maintaining part 42b of neutral terminal 42 by scolding tin, and forms star-star connection.
The other end of each phase coil 23 electrically and mechanically connects with the lead 102 of corresponding phase.
Next, according to Fig. 3 to Fig. 6, centering point terminal unit 4 illustrates.Neutral end subelement 4 has insulation
The property fixing component 41 of (such as resin-made) and the neutral terminal (terminal, terminal board) 42 of electric conductivity.Insulator 22 has
It is configured as covering at least one of wall portion (wall) 22b of fixing component 41.A part for neutral end subelement 4 is (fixed
A part for component 41 and neutral terminal 42) it is housed in be formed on the terminal unit maintaining part 22b of insulator 22
In reception room 22c.Wall portion (wall) 22b is configured as：Formed with the breach on direction of principal axis between stator core 21 and wall portion 22b
(Gap) (reception room 22c).At least a portion of fixing component 41 is configured in breach (reception room 22c).As one, in
Property point terminal unit 4 another part (part for neutral terminal 42) be configured as inserting notch (otch) 22a and
Through notch 22a.For example, neutral end subelement 4 is pressed into fixed the terminal unit in insulator 22 via notch 22a
On maintaining part 22b.As one, the section of fixing component 41 is in L-shaped, and has bottom (the second end) 41a and wall
Portion 41b.For example equally spaced formed with multiple projection 41c on the wall portion 41b of fixing component 41.
As one, neutral terminal 42 is formed tabular (such as tabular).Neutral terminal 42 has flat part
42d and coil maintaining part 42b.There is the projection 41c of fixing component 41 through hole 42a on flat part 42d formed with press-in.Flat board
Linearly formed with side surface part 42c on portion 42d two sides.Due to linearly landform on flat part 42d two sides
Into there is side surface part 42c, therefore when manufacturing neutral terminal 42 altogether by die casting section, it becomes possible to make first neutral terminal 42
Side surface part 42c and second neutral terminal 42 side surface part 42c between it is close to each other, so as to lift earning rate.
Neutral terminal 42 is installed in fixing component 41 (by fixing).As one, in neutral end subelement 4
In, it is pressed into by the projection 41c of fixing component 41 in the through hole 42a of neutral terminal 42, so as to the quilt of neutral terminal 42
It is integrated with fixing component 41.Once neutral end subelement 4 is pressed into insulator while being housed in reception room 22c
In 22, upper end (first end) 41d of fixing component 41 will be in contact with wall portion (wall) 22b of insulator 22.Once by
The insulator 22 that being pressed into has neutral end subelement 4 is mounted on stator core 21, and the bottom 41a of fixing component 41 will be with
The annular portion 21b of stator core 21 is in contact.As one, insulator 22 is mounted to after stator core 21 again, and coil 23 will
It is wound onto via insulator 22 on the teeth portion 21c of stator core 21.The upper end 41d of fixing component 41 closely connects with insulator 22
Touch, and the bottom 41a of fixing component 41 and stator core 21 annular portion 21b are in close contact.Neutral end subelement 4 is exhausted
Edge body 22 (wall portion 22b) clamps with stator core 21.
Therefore, clamped by the insulated body 22 (wall portion 22b) of fixing component 41 with stator core 21, so as to neutral terminal 42
The terminal unit maintaining part 22b for being able to insulated body 22 is kept.(the wall portion of at least a portion insulated body 22 of fixing component 41
22b) covered.Notch 22a width W is more narrower than the projection 41c of fixing component 41 height H.Even engaged in scolding tin
When cause insulator 22 to deform because of heat, neutral end subelement 4 will not also occur via the notch 22a of insulator 22 from exhausted
Situation about being come off on edge body 22.
In addition, in the above-described embodiment, although insulator 22 to be applied to the magnet generator of two wheeler, its
Also the generator or motor of other purposes can be applied to.
Further, in embodiments, although prominent by being formed in the fixing component 41 of insulating properties (such as resin-made)
41c and bottom 31a is played, so as to form neutral end subelement 4.But be not limited to that, as long as neutral terminal 42
Insulated body 22 is kept indirectly.For example, it is also possible to by by the injection molding (Insert of neutral terminal 42
Moulding) neutral end subelement 4 is formed.
Symbol description
1 magnet generator
2 stators
3 rotors
4 neutral end subelements
21 stator cores
21a axle sleeve holes
21b annular portions
21c teeth portion
21d bolts hole
21e axle sleeve holes
22 insulators
22a notch
22b terminal unit maintaining parts
22c reception rooms
22d wall portions
23 coils
31 flywheels
31a bottoms
31b openings peripheral part
32 axle sleeves
33 magnet
33a upper ends
34 magnet covers
35 magnetic receivers
41 fixing components
41a bottoms (the second end)
41b wall portions
41c projections
41d upper ends (first end)
42 neutral terminals
42a through holes
42b coil maintaining parts
42c side surface parts
100 rivets
101 bolts
102 leads
Claims (9)
1. a kind of outer-rotor type electric rotating machine, possess stator and the rotor rotated around the stator, it is characterised in that：
The stator has：The stator core that is made up of magnetic material, the insulator on the stator core, via it is described absolutely
Coil of the edge body on the stator core and the terminal unit with the terminal board for being connected with the coil,
The rotor has：The flywheel that is rotated around the stator and it is fixed on multiple on the inner peripheral surface of the flywheel
Magnet,
The terminal unit possesses the fixing component for the insulating properties for being fixed with the terminal board,
The insulator possesses the terminal unit maintaining part formed with the receiving room for storing the terminal unit,
The terminal unit is incorporated in the terminal unit maintaining part of the insulator,
The fixing component is clamped by the insulator and the stator core.
2. outer-rotor type electric rotating machine according to claim 1, it is characterised in that：
Wherein, the first end of the fixing component of the terminal unit and the receipts of the terminal unit maintaining part of the insulator
The wall portion of room received is in contact, and the second end of the fixing component of the terminal unit is in contact with the side of sidewall portion of the stator core.
3. outer-rotor type electric rotating machine according to claim 2, it is characterised in that：
Wherein, the insulator the terminal unit maintaining part receiving room wall portion, formed with by the terminal unit
The notch that is inserted through of terminal board, in the coil by the notch terminal board prominent from the insulator
The coil is connected with maintaining part.
4. outer-rotor type electric rotating machine as claimed in any of claims 1 to 3, it is characterised in that：
Wherein, press-in is fixed with the terminal board in the fixing component.
A kind of 5. outer-rotor type electric rotating machine, it is characterised in that including：
Stator；And
Rotor,
Wherein, the stator has：Stator core, the insulator on the stator core, the winding being made up of magnetic material
Coil on the stator core and the terminal unit with the terminal board for being connected with the coil,
The rotor has：Be configured as relative to the stator rotation flywheel and be fixed on more on the flywheel
Individual magnet,
The terminal unit has the fixing component for the insulating properties for being provided with the terminal board,
The insulator has at least one of wall for being configured as covering the fixing component.
6. outer-rotor type electric rotating machine according to claim 5, it is characterised in that：
Wherein, the wall is configured as the breach formed with direction of principal axis between the stator core and the wall,
At least a portion of the fixing component is configured in the breach.
7. the outer-rotor type electric rotating machine according to claim 5 or 6, it is characterised in that：
Wherein, the wall is configured as being in contact with the fixing component.
8. the outer-rotor type electric rotating machine according to any one in claim 5 to 7, it is characterised in that：
Wherein, the wall has the otch inserted with the terminal board.
9. according to any one described outer-rotor type electric rotating machine in claim 5 to 8, it is characterised in that：
Wherein, press-in is fixed with the terminal board in the fixing component.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015-087051 | 2015-04-21 | ||
| JP2015087051 | 2015-04-21 | ||
| PCT/JP2016/062616 WO2016171205A1 (en) | 2015-04-21 | 2016-04-21 | Outer rotor type rotating electrical machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107710559A true CN107710559A (en) | 2018-02-16 |
| CN107710559B CN107710559B (en) | 2019-09-06 |
Family
ID=57143225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680018337.2A Active CN107710559B (en) | 2015-04-21 | 2016-04-21 | Outer-rotor type rotating electric machine |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6343394B2 (en) |
| CN (1) | CN107710559B (en) |
| BR (1) | BR112017022426B1 (en) |
| WO (1) | WO2016171205A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112714993A (en) * | 2018-09-18 | 2021-04-27 | 富士通将军股份有限公司 | Motor and compressor |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024185370A1 (en) * | 2023-03-03 | 2024-09-12 | 株式会社デンソートリム | Rotating electric machine, rotating electric machine stator, neutral point terminal of rotating electric machine stator, and method for manufacturing rotating electric machine stator |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5947954A (en) * | 1982-09-10 | 1984-03-17 | Honda Motor Co Ltd | Flywheel type magnet generator |
| JP2002315252A (en) * | 2001-04-12 | 2002-10-25 | Moric Co Ltd | Stator bobbin of rotating electric apparatus |
| CN102957270A (en) * | 2011-08-19 | 2013-03-06 | 日本电产株式会社 | Motor |
-
2016
- 2016-04-21 JP JP2017514180A patent/JP6343394B2/en active Active
- 2016-04-21 CN CN201680018337.2A patent/CN107710559B/en active Active
- 2016-04-21 BR BR112017022426A patent/BR112017022426B1/en active IP Right Grant
- 2016-04-21 WO PCT/JP2016/062616 patent/WO2016171205A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5947954A (en) * | 1982-09-10 | 1984-03-17 | Honda Motor Co Ltd | Flywheel type magnet generator |
| JP2002315252A (en) * | 2001-04-12 | 2002-10-25 | Moric Co Ltd | Stator bobbin of rotating electric apparatus |
| CN102957270A (en) * | 2011-08-19 | 2013-03-06 | 日本电产株式会社 | Motor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112714993A (en) * | 2018-09-18 | 2021-04-27 | 富士通将军股份有限公司 | Motor and compressor |
| US11955855B2 (en) | 2018-09-18 | 2024-04-09 | Fujitsu General Limited | Motor and compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016171205A1 (en) | 2016-10-27 |
| CN107710559B (en) | 2019-09-06 |
| BR112017022426A2 (en) | 2018-07-10 |
| BR112017022426B1 (en) | 2019-10-22 |
| JPWO2016171205A1 (en) | 2017-11-09 |
| JP6343394B2 (en) | 2018-06-20 |
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