CN108307668B - Internal combustion engine rotating electric machine and its electrode - Google Patents
Internal combustion engine rotating electric machine and its electrode Download PDFInfo
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- CN108307668B CN108307668B CN201680066735.1A CN201680066735A CN108307668B CN 108307668 B CN108307668 B CN 108307668B CN 201680066735 A CN201680066735 A CN 201680066735A CN 108307668 B CN108307668 B CN 108307668B
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 46
- 239000011347 resin Substances 0.000 claims abstract description 73
- 229920005989 resin Polymers 0.000 claims abstract description 73
- 239000000758 substrate Substances 0.000 claims abstract description 64
- 239000000463 material Substances 0.000 claims abstract description 48
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 29
- 238000003466 welding Methods 0.000 claims abstract description 23
- 239000012212 insulator Substances 0.000 claims description 49
- 239000011135 tin Substances 0.000 claims description 31
- 239000004020 conductor Substances 0.000 claims description 30
- 229910052751 metal Inorganic materials 0.000 claims description 29
- 239000002184 metal Substances 0.000 claims description 29
- 239000011248 coating agent Substances 0.000 claims description 24
- 238000000576 coating method Methods 0.000 claims description 24
- 229910052782 aluminium Inorganic materials 0.000 claims description 18
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 18
- 239000004411 aluminium Substances 0.000 claims description 16
- 238000003860 storage Methods 0.000 claims description 7
- 229910000679 solder Inorganic materials 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 5
- 238000009833 condensation Methods 0.000 claims 1
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- 238000007747 plating Methods 0.000 abstract description 10
- 238000005260 corrosion Methods 0.000 description 21
- 230000007797 corrosion Effects 0.000 description 21
- 238000004519 manufacturing process Methods 0.000 description 19
- 238000000034 method Methods 0.000 description 15
- 239000010949 copper Substances 0.000 description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 10
- 229910052802 copper Inorganic materials 0.000 description 10
- 230000008018 melting Effects 0.000 description 10
- 238000002844 melting Methods 0.000 description 10
- 230000036961 partial effect Effects 0.000 description 10
- 238000000465 moulding Methods 0.000 description 9
- 238000004804 winding Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000007935 neutral effect Effects 0.000 description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010953 base metal Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
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- 238000001514 detection method Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003518 caustics Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000009713 electroplating Methods 0.000 description 2
- -1 ferrous metals Chemical class 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
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- 239000010951 brass Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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- 230000003628 erosive effect Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910000743 fusible alloy Inorganic materials 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/02—Soldered or welded connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/62—Connections between conductors of different materials; Connections between or with aluminium or steel-core aluminium conductors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/02—Windings characterised by the conductor material
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
-
- 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
- H02K3/38—Windings characterised by the shape, form or construction of the insulation around winding heads, equalising connectors, or connections thereto
Abstract
A kind of rotating electric machine being mounted on internal combustion engine comprising the electrode 73 for harness 15 to be connect with coil-end 33a.Electrode 73 has terminal 71 and terminal 74.Terminal 71 is connect with coil-end 33a by welding.Terminal 74 is connect with harness 15 by grafting materials 81 such as scolding tin.It is formed in electrode 73: the exposed substrate regions 93 of the substrate 91 of electrode 73；And be formed with tin plating equal envelopes 92 by diaphragm area 94.It substrate regions 93 and is located in the range of terminal 71 by the boundary line 95 between diaphragm area 94.Terminal 71 and coil-end 33a are covered by protection resin 61.Boundary line 95 by protection resin 61 in the range of being covered.A kind of higher interconnecting piece of reliability is also provided.
Description
The mutual reference of related application
The application with submit on November 27th, 2015 Japanese patent application 2015-231966 for priority application,
Disclosure is incorporated by reference into the application.
Technical field
The rotating electric machine and its electrode that the present invention relates to a kind of to connect with internal combustion engine.
Background technique
Patent document 1-4 discloses a kind of internal combustion engine rotating electric machine.Patent document 1 describes aluminum electric wire and iron electricity
The interconnection technique of pole.Iron electrode includes: to be connected to the terminal of electric wire by scolding tin (Solder) and be connected by welding to
The terminal of electric wire.Tin coating is formed on the surface of electrode.Tin coating guard electrode.In addition, tin coating is due to the leaching with scolding tin
Lubricant nature is preferable, therefore is suitable for scolding tin and engages.In addition, being applied with protection resin on the surface of electrode.It is enumerated as the prior art
Existing technical literature explanation of the content as skill element in this specification, be incorporated by reference into the present invention.
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2015-130785 bulletin
Patent document 2: Japanese Unexamined Patent Publication 2013-233030 bulletin
Patent document 3: Japanese Unexamined Patent Publication 2013-27252 bulletin
Patent document 4: Japanese Patent Publication No. 5064279
Summary of the invention
Tin coating is peeling-off in the inside of its own sometimes.For example, tin coating is sometimes due to temperature change repeatedly
It can be peeling-off.A surmisable reason is the difference of the linear expansion coefficient of electrode and protection resin.Another viewpoint is recognized
For tin coating and protection are removed sometimes with the joint surface between resin.When these removings occur, the corrosive substances such as water may
The surface of electrode or electric wire can be reached and cause to corrode.
Another viewpoint thinks, in the terminal for welding, electric wire is soldered on tin coating.In this case,
In case of removing as described above, then the corrosion of electrode or electric wire in weld part may occur.In addition, sometimes in weld part shape
At having tin layers or comprising the alloy-layer of tin.This layer may become weld part and unexpected bad reason occurs.
In view of above-mentioned viewpoint or other unmentioned viewpoints, needs to make internal combustion engine with rotating electric machine and further change
Into.
It is an object of the present invention to provide a kind of electrodes of internal combustion engine rotating electric machine, and it is higher can to form reliability
Interconnecting piece.
It is another object of the present invention to provide a kind of internal combustion engine rotating electric machines, with the higher connection of reliability
Portion.
It is another object of the present invention to provide a kind of internal combustion engine rotating electric machine, the tin plating because of interconnecting piece can inhibit
It is bad caused by layer.
The electrode of internal combustion engine rotating electric machine disclosed herein is provided for stator coil in internal combustion engine rotating electric machine
Power line.Electrode includes: terminal, is connect with conductor；Substrate regions are arranged at terminal, wherein being used to form electrode
Substrate is exposed；And by diaphragm area, it is formed with the made of metal envelope of part covering substrate surface, so as to guard electrode.
According to the electrode of disclosed internal combustion engine rotating electric machine, conductor and terminal are connected in substrate regions.Therefore, lead to
It crosses by diaphragm area and inhibits the corrosion or corrosion of electrode, while providing in terminal and being connect with conductor without envelope.Thus, it is suppressed that
It is bad caused by because of the envelope in contact portion.As a result, it is possible to provide the internal combustion engine with higher reliability interconnecting piece revolves
Rotating motor.
Internal combustion engine rotating electric machine disclosed herein includes: the electrode of the internal combustion engine rotating electric machine；It is connect with terminal
Conductor；And protection resin, terminal is covered, to protect terminal and conductor.
According to disclosed internal combustion engine rotating electric machine, conductor and terminal are connected in substrate regions.Therefore, pass through envelope
Region inhibits the corrosion or corrosion of electrode, while providing on terminal and to connect with conductor without envelope.Thus, it is suppressed that because connecing
It is bad caused by the envelope of contact portion.Moreover, because the substrate regions and conductor in terminal are protected by protection resin, even if not having
Envelope also can provide the protection of substrate regions and conductor.As a result, it is possible to provide the internal combustion engine with higher reliability interconnecting piece
Use rotating electric machine.
Multiple embodiments disclosed in this specification use technological means different from each other, to realize respective mesh
Mark.Appended drawing reference in claims and its item in documented bracket illustrates related to aftermentioned embodiment
Partial corresponding relationship, it is not intended to limit technical scope of the invention.Purpose, feature and effect disclosed in this specification
Fruit can further become clear by referring to aftermentioned specific embodiment and Figure of description.
Detailed description of the invention
[Fig. 1] is the sectional view of internal combustion engine rotating electric machine involved in the 1st embodiment.
[Fig. 2] is the plan view of stator in the 1st embodiment.
[Fig. 3] is the partial section view of stator in the 1st embodiment.
[Fig. 4] is the plan view for indicating electrode in the 1st embodiment.
[Fig. 5] is the sectional view for indicating terminal V-V line along Fig. 4 in the 1st embodiment.
[Fig. 6] is the plan view for indicating electrode manufacturing method in the 1st embodiment.
[Fig. 7] is the plan view for indicating electrode manufacturing method in the 2nd embodiment.
[Fig. 8] is the partial section view for indicating stator in the 3rd embodiment.
[Fig. 9] is the plan view for indicating electrode in the 3rd embodiment.
[Figure 10] is the perspective view for indicating electrode in the 4th embodiment.
[Figure 11] is the partial section view for indicating electrode in the 4th embodiment.
[Figure 12] is the partial section view for indicating stator in the 5th embodiment.
[Figure 13] is the partial section view for indicating electrode in the 6th embodiment.
[Figure 14] is the partial section view for indicating electrode in the 6th embodiment.
[Figure 15] is the partial section view for indicating electrode in the 7th embodiment.
[Figure 16] is the partial section view for indicating electrode in the 8th embodiment.
[Figure 17] is the partial section view for indicating electrode in the 9th embodiment.
Specific embodiment
Hereinafter, being illustrated referring to attached drawing to multiple embodiments.Among multiple embodiments, sometimes to function
The upper and/or corresponding part in structure and/or associated section hundred or more using same appended drawing reference or only numerical digits are different
Symbol.About corresponding part and/or associated section, the explanation in other embodiment can refer to.
(the 1st embodiment)
In Fig. 1, internal combustion engine is also referred to as generator motor or friendship with rotating electric machine (hereinafter referred to as rotating electric machine 10)
It flows starter-generator (AC Generator Starter).Rotating electric machine 10, and includes inverter (INV) and control device
(ECU) circuit 11 is electrically connected.Circuit 11 provides three-phase power conversion circuit.One example of the purposes of rotating electric machine 10 is,
The electric generator being connected with internal combustion engine for vehicle 12.Rotating electric machine 10, for example, can be used for cart.
Circuit 11 provides rectification circuit when rotating electric machine 10 works as generator, and the rectification circuit is to being exported
AC power is rectified, and is powered to the electric load including battery.Circuit 11 provides signal processing circuit, the signal
Processing circuit receives the reference position signal provided by rotating electric machine 10.Reference position signal for ignition timing control and/or
Fuel injection timing control.Circuit 11 can provide controller, which includes ignition timing control and/or combustion for executing
Expect the internal combustion engine control of injection timing control.The offer of circuit 11 makes rotating electric machine 10 as the driving circuit of electric motor operation.Electricity
Road 11 receives the rotating position signal from rotating electric machine 10, and the rotating position signal is for making rotating electric machine 10 as motor
Work.Circuit 11 controls the energization to rotating electric machine 10 according to the rotation position detected, so that rotating electric machine 10 is as electronic
Machine and work.
Rotating electric machine 10 is assembled in internal combustion engine 12.The internal combustion engine 12 includes: fuselage 13 and rotary shaft 14, which can
Rotatably be supported on fuselage 13, and with 12 linkage rotation of internal combustion engine.Rotating electric machine 10 is assembled in fuselage 13 and rotary shaft 14.Machine
Body 13 is the structural bodies such as crankcase, the gearbox of internal combustion engine 12.Rotary shaft 14 is the crankshaft of internal combustion engine 12 or links with crankshaft
Rotary shaft.
Rotating electric machine 10 is external-rotor-type rotating electric machine.Rotating electric machine 10 includes: rotor 21, stator 31 and sensor list
Member 41.In the following description, an axial word refers to when regarding rotor 21, stator 31 or stator core 32 as cylinder along wherein
The direction of mandrel.A radial word refers to its diametrical direction when rotor 21, stator 31 or stator core 32 to be regarded as to cylinder.
Rotor 21 is excitation element.Stator 31 is armature.Rotor 21 is whole cup-shaped.Rotor 21 is connected to rotary shaft 14
End.Rotor 21 rotates together with rotary shaft 14.Rotor 21 includes the rotor core 22 of cup-shaped.Rotor core 22 provide for it is aftermentioned forever
The magnetic yoke of long magnetite.Rotor core 22 is made of magnetic metal.Rotor 21 is permanent on 22 inner surface of rotor core with being arranged on
Magnetite 23.Rotor 21 provides magnetic field by permanet magnet 23.In addition, permanet magnet 23 provides a part of special magnetic pole, this
The different magnetic pole of dtex is used to provide the reference position signal for ignition control.
Stator 31 is endless member.Stator 31 is configured to opposite with rotor 21.Stator 31 includes stator core 32.Stator core
32 be magnetic metal stator core.Stator core 32 is fixed on the fuselage 13 of internal combustion engine 12.Stator 31 includes being wound onto determine
Stator coil 33 on sub- core 32.Stator coil 33 provides armature winding.Stator coil 33 is single-phase winding or polyphase windings.It is fixed
Subcoil 33 allows rotor 21 and stator 31 to function selectively as generator or motor.Form stator coil 33
Winding wire be the single line conductor covered by electrical isolation envelope.Coil line is made of the aluminium based metal of aluminum or aluminum alloy etc.
Rotating electric machine 10 includes harness 15, which provides rotating electric machine 10 and being electrically connected between circuit 11.Harness 15
Include more electric wires.Every electric wire is envelope conducting wire made of covering more filament beams with resin envelope.Every filament is equal
It is made of copper.
Harness 15 includes the external connection signal wire for connecting sensor unit 41 and circuit 11.Harness 15 includes
The more power lines that stator coil 33 and circuit 11 are connected.Circuit 11 is external circuit, is connect with power line.Electric power
Line supplies the electric power generated by stator coil 33 to circuit 11 when rotating electric machine 10 is as generator.Power line is rotating
It when motor 10 is as motor, will be used to that the electric power of stator coil 33 to be motivated to be supplied to stator coil 33 from circuit 11.
In Fig. 2, stator 31 is outer salient pole stator.Stator core 32 has multiple magnetic pole 32a.Magnetic pole 32a is also referred to as convex
Pole or tooth.Insulator 35 is provided between stator core 32 and stator coil 33.Insulator 35 is made of electrical insulating property resin.Insulation
Body 35 is arranged on stator core 32.Insulator 35 is also referred to as bobbin.A part of insulator 35 is oriented and magnetic pole
32a is adjacent, to provide the flange part of bobbin.A part of insulator 35 is configured in the axial sides of magnetic pole 32a.With
In lower explanation, most cases lower insulator 35 refers to: configuration and medial flange annular in shape in the central annular portion of stator core 32
It portion and spreads come the electrode support to cover a part of central annular portion axial surface.
Sensor unit 41 provides internal combustion engine device for detecting rotational position.Sensor unit 41 is fixed on stator core 32
One end face.Sensor unit 41 is configured between stator core 32 and fuselage 13.Sensor unit 41 passes through detection permanet magnet
23 magnetic flux supplied, to detect the rotation position of rotor 21 and export the electric signal for indicating rotation position.Sensor
Unit 41 has multiple rotational position sensors.Rotational position sensor is provided by Hall sensor, MRE sensor etc..Sensing
Device unit 41 includes: 1 sensor for base position detection and 3 for phase-detection needed for Motor Control
Sensor.About the details and details relevant to sensor unit 41 of permanet magnet 23, patent document can be incorporated as
Japanese Unexamined Patent Publication 2013-233030 bulletin, Japanese Unexamined Patent Publication 2013-27252 bulletin or the Japanese Patent No. 5064279 enumerated
Content documented by number bulletin.
Stator 31 has multiple interconnecting pieces 51,52,53 for being electrically connected stator coil 33, to form allocated circuit.It is fixed
Sub- core 32 has multiple bolts hole, and multiple bolt hole is used to stator core 32 being fixed on fuselage 13.Multiple interconnecting pieces 51 are matched
It is placed between 2 adjacent in the circumferential bolts hole.Multiple interconnecting pieces 52 are configured between other 2 bolts hole.It is aftermentioned more
A interconnecting piece 53 is configured in the inboard of stator 31 relative to multiple interconnecting pieces 52.Therefore, multiple interconnecting pieces 53 are also deployed on 2
Between a bolt hole.
Fig. 3 shows the modelling section of stator 31.Interconnecting piece 51,52,53 is for stator coil 33 to be connected as providing
Polyphase windings shape, or for stator coil 33 to be connected to power line.In the example in the figures, stator 31 has 3
51,3 interconnecting pieces 52 of interconnecting piece and 3 interconnecting pieces 53.
1 interconnecting piece 51 has coil-end 33a and terminal 71.Coil-end 33a is electrically connected by interconnecting piece 51 with terminal 71.End
Son 71 is formed in a part of the electrode 72 supported by stator 31.Multiple terminals 71 are formed on public electrode 72.Coil
End 33a is connected to each terminal 71.Terminal 71 is prominent from insulator 35, to be connected to coil-end 33a.
Interconnecting piece 51 has the guard block for protecting coil-end 33a Yu terminal 71.Guard block has protection resin
61 and wall components 62.Wall components 62 are provided by the component different from insulator 35.Wall components 62 can also be with 35 one of insulator
Molding.Interconnecting piece 51 is used for the neutral point connection of star-star connection.
Terminal 71 is for the connection with aluminium based metal conducting partss part.One example of energized components is coil-end 33a.End
Son 71 with coil-end 33a for connecting.The shape of terminal 71 are as follows: suitable for temporarily melting terminal 71 and/or energized components to incite somebody to action
The shape for the melting connection that they are connected, or the shape of the solid diffusivity suitable for such as diffusion bonding.Terminal 71 is along stator
31 axially extending modes are supported.Terminal 71 is being suitable for and coil-end 33a is welded made of aluminium based metal made of metal
At.
Terminal 71 is formed could be sandwiched in can be opened and closed between electrode for a pair of welding, and be configured on stator 31.
Terminal 71 and coil-end 33a are soldered by electric resistance welding or spot welding, and are electrically connected and are mechanically connected.
Electrode 72 is the electrode connected for neutral point.Electrode 72 has multiple terminals 71.72 produced by insert molding of electrode is in exhausted
In edge body 35, or it is inserted to be supported by insulator 35.Electrode 72 is configured to multiple terminals 71 being located in stator
On 31 end face.Electrode 72 is also referred to as bus (bus bar).Electrode 72 is also referred to as multiple head electrode or neutral point electricity
Pole.Electrode 72 is configured in an end face of stator 31.Electrode 72 does not penetrate through stator core 32 in the axial direction.Electrode 72 is also referred to as
Non-through electrode.
One interconnecting piece 52 has coil-end 33a and terminal 71.Coil-end 33a is electrically connected by interconnecting piece 52 with terminal 71.
Terminal 71 is formed in a part of the electrode 73 supported by stator 31.Terminal 71 is referred to as main terminal or the 1st end in electrode 73
Son.Interconnecting piece 52 has the guard block for protecting coil-end 33a and terminal 71.Guard block includes protection resin 61 and wall
Component 62.Interconnecting piece 52 is used to stator coil 33 being connected to electrode 73.Interconnecting piece 52 is used for the output end in star-star connection
It is connected to external circuit.
One interconnecting piece 53 has harness 15 and terminal 74.Harness 15 is electrically connected by interconnecting piece 53 with terminal 74.Terminal 74
It is formed in a part of the electrode 73 supported by stator 31.Terminal 74 is also referred to as the another terminal or the 2nd terminal of electrode 73.
Interconnecting piece 53 is used to for electrode 73 being connected to the power line of harness 15.Interconnecting piece 53 is used to connect the output end in star-star connection
It is connected to external circuit.3 interconnecting pieces 53 are electrically insulated from each other.
Electrode 73 is for providing the electrode of a part of power line.The output end and harness of the offer stator coil 33 of electrode 73
Connection between 15 power line.At least formed with a terminal 71 in electrode 73.At least formed with a terminal 74 in electrode 73.
Electrode 73 has terminal 71 at one end, and has terminal 74 in the other end.Electrode 73 can produced by insert molding in insulator 35, or inserted
Enter wherein and is supported by insulator 35.Electrode 73 is also referred to as bus.Electrode 73 is configured to protrude from the both ends of the surface of stator 31.
Electrode 73 is configured to penetrate through stator core 32.Electrode 73 is also referred to as through electrode.
Terminal 74 is used for the power line of connection wiring harness 15.Terminal 74 has the shape for being adapted to power line.Terminal 74 has
There is the shape for being adapted to engage with material connection, wherein grafting material connection refers to passes through application between terminal 74 and harness 15
Grafting material 81 and the two is connected.The scolding tin as grafting material 81 is applied between terminal 74 and harness 15.Terminal 74
With the shape for being suitable for soldering.Unsetting grafting material 81 is represented by the dotted line in the figure.Interconnecting piece 53 is in terminal 74 and line
The grafting material interconnecting piece of low-melting alloy grafting material 81 is configured between beam 15.As grafting material 81, scolding tin can be used
Or solder.Terminal 74 is also referred to as grafting material terminal.When grafting material 81 is scolding tin, terminal 74 is also referred to as scolding tin end
Son.
In the example in the figures, the wrist that there is terminal 74 cover to close multiple core cord.Terminal 74 is deformable with mechanical fasteners line
Beam 15.Therefore, interconnecting piece 53, which can be used as, provides the solid diffusivity being electrically connected and contacting the surface of terminal 74 with harness 15
Portion plays a role, without melting terminal 74 and harness 15.
Electrode 73 is non-similar terminal electrode, and it includes at least one of manufacturing method, function and structure are different
Multiple terminals 71,74.The shape of terminal 71 is different from the shape of terminal 74.Electrode 73 is also referred to as, comprising of different shapes
The non-similar terminal electrode of multiple terminals 71,74.As described later, the connection structure of terminal 71 is different from the connection knot of terminal 74
Structure.Electrode 73 is also referred to as, the non-similar terminal electrode of multiple terminals 71,74 comprising different connection structures.In structure
Difference is embodied in the presence or absence of protection resin 61.Difference in structure be also embodied in be formed the melting of the material of terminal with it is non-melt
In this difference.Difference in structure is also embodied in the presence or absence of grafting material 81.Suitable for the connection method of terminal 71 and suitable
Connection method for terminal 74 is different.Electrode 73 is also referred to as, comprising be applicable in different connection methods multiple terminals 71,
74 non-similar terminal electrode.The coil-end 33a for being connected to terminal 71 is made of aluminium based metal, and is connected to the harness of terminal 74
15 are made of copper base metal.The material that terminal 71 is connected is different from the material that terminal 74 is connected.Electrode 73 is also referred to as
Non- similar terminal electrode including the multiple terminals 71,74 being connect with different materials conductor.
On an axial end of stator 31, multiple terminals 71 are configured.In the example in the figures, 6 terminals are configured with
71.On another axial end of stator 31, terminal 71 is not configured.On another end of stator 31, configured with multiple
Terminal 74.In an example shown, 3 terminals 74 are configured with.On an end of stator 31, it is not configured with terminal 74.It is logical
The terminal 71 and terminal 74 different in the axial 2 ends configuration connection method of stator 31 are crossed, can be obtained in manufacturing process
Benefit.For example, a kind of connection method can be implemented on one end, and implement another connection method at the other end.
For example, a kind of influence of connection method to another connection method can be suppressed.
Protection resin 61 is electrical insulating property resin.Protection resin 61 is closely attached to the table of coil-end 33a and terminal 71
Face.Protection resin 61 is coated or drips in the uncured state, and after the surface for being attached to coil-end 33a and terminal 71
Solidification.Resin 61 is protected to be also referred to as sealing resin or sealing resin.
Wall components 62 surround interconnecting piece 51,52 on the end face of stator 31.Wall components 62 are made of electrical insulating property resin.Wall
Component 62 forms the wall for surrounding coil-end 33a and terminal 71.Wall is formed by wall components 62 and insulator 35.It is limited by wall
Form the storage tank for being used for storage protection resin 61.Wall components 62 are configured as surrounding coil-end 33a and terminal on insulator 35
71.Wall components 62 are shaped as storage tank in the end face upper limit of stator 31.Specifically, wall components 62 are shaped as in 35 upper limit of insulator
Storage tank.
Wall components 62 are used to limit the application range of protection resin 61.Wall components 62 are used to keep the nurse tree of predetermined thickness
Rouge 61.Wall components 62 are formed to engage with the component of stator 31, to inhibit the outflow of protection resin 61.Wall components 62 and insulation
Body 35 connects the outflow to inhibit protection resin 61.Wall components 62 receive coil-end 33a to inhibit the outflow of protection resin 61.
Fig. 4 is the enlarged drawing for showing electrode 73.In figure, harness 15, coil-end 33a, insulator 35 and sealing resin 61
It is indicated by dotted line or single dotted broken line.Electrode 73 is elongated plate-shaped member.Electrode 73 includes to provide the wide width part of terminal 71
The narrow width part 73b of 73a and offer terminal 74.Wide width part 73a is formed D font.Wide width part 73a is also referred to as welded
Terminal part.Wide width part 73a is configured to the end face of self-insulating body 35 to the axially projecting of stator 31.Wide width part 73a is protected
Resin 61 surrounds.
Fig. 5 is the sectional view of the V-V line along Fig. 4.Terminal 71 includes: the base portion 71a of plate；Peak potion 71b, peak potion 71b
The direction positioned to coil-end 33a is prominent.Peak potion 71b provides the crest line intersected with coil-end 33a.Crest line is in point welding process
Promote the deformation of coil-end 33a, and promotes the concentration of electric current.
Fig. 4 is returned to, narrow width part 73b extends in a manner of penetrating through stator 31.The major part of narrow width part 73b is configured in insulation
In body 35.Further, narrow width part 73b is configured to the end face of self-insulating body 35 to the axially projecting of stator 31.Narrow width part 73b
Protruding portion provide terminal 74.Terminal 74 is connected to harness 15.Grafting material 81 is applied in terminal 74.
Between wide width part 73a and narrow width part 73b, equipped with for providing the stage portion of positioning region 78.Positioning region 78 provides face
To the edge of 35 end face of insulator.When the manufacturing method of rotating electric machine 10 includes the steps that electrode 73 being inserted into insulator 35
When, positioning region 78 provides limiter, and the limiter is for limiting insertion of the electrode 73 into insulator 35.Positioning region 78 is used for
Terminal 71 is positioned to protrude relative to stator 31, that is, terminal 71 is made to protrude from insulator 35.
Narrow width part 73b includes protrusion 73d, and protrusion 73d is used to electrode 73 being fixed on insulator 35.Protrusion 73d is provided
Forced contact between the inner surface of receiving hole provided by insulator 35.It is configured in narrow width part 73b in insulator 35
Part be for by electrode 73 be fixed to stator 31 fixed part.Protrusion 73d is a part of fixed part.Fixed part is set
Between terminal 71 and terminal 74.
Electrode 73 includes: substrate 91 and envelope 92.The shape of the restriction electrode 73 of substrate 91.Substrate 91 is by such as cold-rolled steel sheet
Equal ferrous metals are made.Substrate 91 can also be made of copper base metal or aluminium based metal.In addition, when substrate 91 is surface treated steel
When plate, substrate 91 includes surface-treated layer.
Envelope 92 is to be partially disposed on the surface of substrate 91 with the metallic film of guard electrode 73.Envelope 92 protects electricity
Pole 73 is not rusted, corrodes.Envelope 92 is made of the material for being suitable for engaging with grafting material 81.For example, the material of envelope 92 is
The material of high wellability is shown for grafting material 81 in a molten state.In the present embodiment, envelope 92 is tin plating
Layer.Tin coating guard electrode 73 is not rusted and shows the relatively high-affinity with scolding tin.The material of envelope 92 meets required
Corrosion resistance is horizontal, and for suitable for the material engaged with grafting material 81.
The surface of electrode 73, including substrate regions 93 and by diaphragm area 94.They are defined to the boundary line 95 come
Across in substrate regions 93 and by between diaphragm area 94.Boundary line 95 is also substrate regions 93 or by the edge of diaphragm area 94.In
It is exposed to have the substrate 91 for being used to form electrode 73 in substrate regions 93.In other words, exposed to have for shape in substrate regions 93
At the material of substrate 91.In addition, when substrate 91 is surface treated steel plate, it is exposed tangible in substrate 91 in substrate regions 93
Surface-treated layer.
Boundary line 95 is located in the range of terminal 71.Boundary line 95 is located in the range of wide width part 73a.Boundary line 95 is located at
Closer to 71 side of terminal compared with positioning region 78.Boundary line 95 is located at by the range of the encirclement of protection resin 61.It protects as a result,
Resin 61 covers entire substrate regions 93.Further, the covering of protection resin 61 is by a part of diaphragm area 94.Protect resin 61
It only covers by the range of narrower width adjacent with boundary line 95 in diaphragm area 94.Boundary line 95 is located at: as what is connected
Between the coil-end 33a of conductor and insulator 35 as 73 fixation member of electrode.Resin 61 is protected to cover whole in terminal 71
A substrate regions 93.It protects resin 61 to cover a part by diaphragm area 94 near boundary line 95, that is, covers preset width
Region.Further, the covering of protection resin 61 is as 71 upper conductors of terminal, that is, coil-end 33a metal exposed area.Nurse tree
Rouge 61 at least covers the envelope stripping area in coil-end 33a.In addition, protection resin 61 is also covered on the envelope of coil-end 33a
On.
In substrate regions 93, coil-end 33a and electrode 73 are soldered.Due to envelope not formed in substrate regions 93
92, thus the formation by the way that envelope 92 will not be mixed into coil-end 33a and/or electrode 73 the melting trace that temporarily melting is formed at
Point.Therefore, it can inhibit bad because of caused by the forming component of envelope 92.
Protection resin 61 is in contact with substrate regions 93.Protection resin 61 can be completely covered needs and be protected by protection resin 61
Exposed metal position.Therefore, bad caused by the removing occurred by envelope 92 to be suppressed.These removing include: by
The removing inside interface peel or envelope 92 between interface peel, envelope 92 between film 92 and substrate 91 and protection resin 61.This
The fusing point of tin coating is lower in embodiment.Therefore, it is influenced by the heat from internal combustion engine, the self-heating after energization, tin
The mechanical strength of coating may reduce.It is even removed as a result, rupture may occur for tin coating.According to this embodiment party
Formula can cancel the coating for needing protected portion position.As a result, the protection in substrate regions 93 with relatively strong bond power can be used
Resin 61.
Guard block 61 also with being contacted by diaphragm area 94 near boundary line 95.To can avoid the outer of substrate regions 93
Dew.For example, even if the corrosive substances such as water from the gap of insulator 35 and electrode 73, or from insulator 35 and protection resin 61
Boundary immerse, also it can be prevented directly to reach substrate regions 93.Further, since boundary line 95 is oriented than positioning region 78
Closer to 71 side of terminal, therefore resin 61 is protected reliably to contact with by diaphragm area 94.As a result, even if foring substrate
Region 93 also can inhibit the corrosion of the substrate regions 93.In addition, the corrosion of coil-end 33a made of aluminium based metal is also pressed down
System.
Substrate regions 93 are also formed in electrode 72 and by diaphragm area 94.Electrode 72 includes the terminal of multiple same types
71.In the interconnecting piece 51 using electrode 72, as being well electrically connected between the coil-end 33a and electrode 72 of aluminium based metal conductor
It connects and is achieved.In addition, the corrosion of coil-end 33a and/or terminal 71 is also suppressed.
In electrode 72 and electrode 73, the rust generated during storing in electrode 72,73 is inhibited by setting envelope 92
Erosion and corrosion.Especially since envelope 92 is formed in the part contacted with insulator 35, wherein the insulator 35 is for solid
The component of fixed electrode 72,73, so can provide stable fixation.In addition, can avoid in the manufacturing method of rotating electric machine 10 because
The case where corrosion or corrosion become difficult manufacture.In addition, since envelope 92 covers terminal 74, so as to by smaller energy shape
At interconnecting piece 53 inhibit corrosion or corrosion adverse effect.On the other hand, by being formed with the welding of large energy
Interconnecting piece 51,52 in, can inhibit bad because of caused by envelope 92.
In Fig. 6, the manufacturing method of electrode 73 in 10 manufacturing method of rotating electric machine is shown.In addition, electrode 72 is also by phase
Same manufacturing method is manufactured.Manufacturing method includes the steps that providing plate of material 97.In one example, plate of material 97 is by cold rolling
The strip 96 of steel plate or hot rolled steel plate provides.Manufacturing method includes forming step, plating steps and separating step.It is walked in molding
In rapid, band-like plate of material 97 is formed shape shown in figure.In this example embodiment, multiple electrodes 73 are provided to be connected to
The shape of frame 98.Forming step is provided by punch steps.
In plating steps, plate of material 97 is given local electroplating processing.In plate of material 97, along its length, shape
At the substrate regions 93 for having ribbon (Striped) and by diaphragm area 94.Envelope 92 is formed in by diaphragm area 94.By diaphragm area
94 along the length direction of plate of material 97 an edge, be formed on its 2 surfaces.Substrate regions 93 and by diaphragm area 94
It is formed, boundary line 95 is located on terminal 71.The connecting portion of electrode 73 and frame 98 is in substrate regions 93.Dividing
From in step, electrode 73 is cut off from frame 98.According to the manufacturing method, envelope 92 also will form at the edge of electrode 73.
The manufacturing method of rotating electric machine 10 includes the steps that installing electrode 72,73.In the installation steps, electrode 72,73
It is panelized and is molded in insulator 35 or is inserted into insulator 35.In installation steps, positioning region 78 is for limiting electrode
73 axial position.
Before and after installation steps, need to substrate regions 93 be carried out with inhibition corrosion, that is, the processing for inhibiting corrosion to generate.Example
Such as, electrode 73 dipped in oil can save.Oily (oil) or repellency solvent can be filled into substrate regions 93.Substrate regions 93
On can form thin layer oil or resin coating.In this case, in order not to interfere protection resin 61 and substrate regions 93 between
The step of bonding, preferably oil removing or resin coating are gone in setting before the step of resin 61 are protected in filling.Alternatively, it is also possible to select
The oil bonded between nurse tree rouge 61 and substrate regions 93 or resin material are not interfered.
The manufacturing method of rotating electric machine 10, the welding step including welding coil-end 33a and terminal 71.In welding step
In, coil-end 33a is configured to contact with terminal 71.Further, in the welding process, coil-end 33a and terminal 71 are by welding
The electrode connect clamps and supplies electric current.Coil-end 33a and terminal 71 are soldered as a result,.
The manufacturing method of rotating electric machine 10, the engagement including using grafting material 81 to connect harness 15 with terminal 74 walk
Suddenly.The welding step of whole terminals 71 carries out on an end of stator 31, and engagement step stator 31 another
It is carried out on end.The pollution of the terminal 74 as caused by splashing etc. is suppressed in welding step as a result,.Moreover, being walked in welding
Engagement step is carried out after rapid.It can avoid length and obstruction of the soft harness 15 to welding step as a result,.
According to the present embodiment, coil-end 33a and electrode 73 as aluminium based metal conductor can be realized in interconnecting piece 52
Between good electrical connection.Moreover, the corrosion of coil-end 33a and/or terminal 71 can also be inhibited.As a result, it is possible to provide it can
By the higher rotating electric machine 10 of property.
(the 2nd embodiment)
Present embodiment is the variation in the form of first embodiment.In above embodiment, in electrode 73
Plating steps are carried out after being formed again.Instead, the envelope 92 of electrode 73 can be formed by a variety of methods.In this implementation
In mode, electrode 73 is formed after plating steps.
As shown in fig. 7, the manufacturing method of electrode 73 includes molding and the separating step after plating steps.It is walked in plating
In rapid, the substrate regions 93 of striated are formed in plate of material 97 and by diaphragm area 94.In molding and separating step, electrode 73
It is cut off from plate of material 97, and leaves frame 298.Molding can be implemented with separating step by punch steps.
(the 3rd embodiment)
Present embodiment is the variation in the form of first embodiment.In the above-described embodiment, terminal 71
The end of electrode 72,73 is set.Instead, terminal 71 may be disposed at multiple and different positions on electrode.
In fig. 8, stator 31 includes multiple electrodes 372, connecting component 377 and multiple electrodes 373.Multiple electrodes 372
Neutral point is provided with connecting component 377 to connect.A part of the offer power line of electrode 373.In the present embodiment, electrode 372
It is non-similar terminal electrode with 373.
Electrode 372 is I font Sheet Conductor.One end of electrode 372 is fixed in insulator 35.One end of electrode 372 mentions
For fixed part.The surface of the other end of electrode 372 from protection resin 61 is prominent and stretches out.The other end of electrode 372 has terminal
376.Terminal 376 is connected to connecting component 377 made of conductor grafting material 81.Connecting component 377 is connected to 3
A electrode 372.Electrode 372 has terminal 371 between terminal 376 and fixed part.Coil-end 33a is welded on terminal 371.
Resin 61 is protected to cover coil-end 33a and terminal 371.
Electrode 373 is L-shaped Sheet Conductor.One end of electrode 373 is fixed in insulator 35.One end of electrode 373 mentions
For fixed part.The surface of the other end of electrode 373 from protection resin 61 is prominent and stretches out.The other end of electrode 373 has terminal
74.Electrode 373 has terminal 371 between terminal 74 and fixed part.Coil-end 33a is welded on terminal 371.Protect resin
61 covering coil-end 33a and terminal 371.
Fig. 9 is the enlarged drawing of electrode 372.Terminal 371 in electrode 373 also has form shown in figure.Electrode 372 exists
The central portion of its length direction has terminal 371.Corresponding to terminal 371, it is formed with substrate regions 93.Substrate regions 93 are formed
For around the central portion of electrode 373.Electrode 372 has at its both ends by diaphragm area 94.Electrode 372 has 2 boundary lines 95.2
A boundary line 95 is located at by the range of the covering of protection resin 61.Protection resin 61 and the envelope area near boundary line 95 as a result,
Domain 94 directly contacts.
According to the present embodiment, the coil-end 33a and electrode as aluminium based metal conductor can be realized in interconnecting piece 52
372, the good electrical connection between 373.In addition, the corrosion of coil-end 33a and/or terminal 371 can be inhibited.As a result, can
The higher rotating electric machine 10 of reliability is provided.
(the 4th embodiment)
Present embodiment is the variation in the form of first embodiment.In the above-described embodiment, electrode 73
In I font, electrode 373 is in L-shaped.Instead, electrode of various shapes can be used.In addition it is possible to use not needing wall
The protection resin of component 62.
In Figure 10 and Figure 11, electrode 473 is in Y-shaped.Electrode 473 is non-similar terminal electrode.Electrode 473 passes through one
End is fixed to insulator 35.Electrode 473 has terminal 74 in another end.Electrode 473 has end in another end
Son 471.In the example in the figures, 2 coil-end 33a and terminal 471 weld.This structure can be used in parallel in star-star connection
2 coils.In addition, this structure can be used for an output end in delta connection.
Substrate regions 93 are formed on an end of electrode 473.The 2 of electrode 473 are formed across by diaphragm area 94
Between a end.Therefore, boundary line 95 is formed to surround an end.Protect resin 461 cover 2 coil-end 33a with
471.Protection resin 461 is applied by dripping or coating.Protect resin 461 cover boundary line 95 near by diaphragm area 94.
According to the present embodiment, the coil-end 33a and electrode as aluminium based metal conductor can be realized in interconnecting piece 52
Good electrical connection between 473.In addition, the corrosion of coil-end 33a and/or terminal 471 can be inhibited.As a result, it is possible to provide
The higher rotating electric machine 10 of reliability.
(the 5th embodiment)
Present embodiment is the variation in the form of first embodiment.In the above-described embodiment, electrode 73
It is configured to penetrate through stator 31.Instead, electrode can configure in a variety of manners.
In Figure 12, electrode 573 is non-similar terminal electrode.Electrode 573 has terminal 71 at one end, has in the other end
Terminal 74.Electrode 573 is configured as not penetrating through stator 31 and an end being configured at stator 31.Electrode 573 is fixed on tree
Rouge pedestal 535.Pedestal 535 is fixed on stator 31.Electrode 573 extends on an end of stator 31 along stator 31.Line
Circle end 33a is covered with terminal 71 by protection resin 461.
According to the present embodiment, coil-end 33a and electrode 573 as aluminium based metal conductor can be realized in interconnecting piece 52
Between good electrical connection.In addition, the corrosion of coil-end 33a and/or terminal 71 can be inhibited.As a result, it is possible to provide it is reliable
The higher rotating electric machine 10 of property.
(the 6th embodiment)
Present embodiment is the variation in the form of first embodiment.In the above-described embodiment, electrode 73
With positioning region 78.Instead, positioning region can be formed in a variety of manners.A kind of shape of present embodiment offer positioning region
State.
Figure 13 shows the front of electrode 673.Figure 14 shows the side of electrode 673.Electrode 673 has positioning region 678,
The positioning region 678 is provided by the crank portion for being formed as crank-like.Positioning region 678 is connected to the end face of insulator 35.In electric rotating
In the manufacturing method of machine 10, electrode 673 is made and metal plate is bent to crank shape.Electrode 673 is inserted from terminal 74
Enter to insulator 35.In inserting step final period, positioning region 678 is connected to the end face of insulator 35, so that terminal 71 is configured as
Self-insulating body 35 is prominent.Electrode 673 includes the jagged edge 673e for engaging with insulator 35.Jagged edge
673e may be added in first and aftermentioned embodiment.Protrusion 73d and edge 673e is provided between insulator 35 and electrode 673
Securely connection.In the present embodiment, function and effect identical with first embodiment can be obtained.
(the 7th embodiment)
Present embodiment is the variation in the form of first embodiment.In the present embodiment, positioning is provided
A kind of form in portion.
In Figure 15, electrode 773, which is panelized, to be taken shape in insulator 35.Electrode 773 includes positioning region 778a, 778b, is somebody's turn to do
Positioning region 778a, 778b are used to be formed the resin material of insulator 35 by receiving, and electrode 773 is located in specified position.
Positioning region 778a is provided by the notch section formed at the edge of electrode 773.Positioning region 778b is mentioned by the through hole of through electrode 773
For.In addition, electrode 773 can be formed at least one of positioning region 778a and positioning region 778b.
The manufacturing method of rotating electric machine 10 is included the steps that 773 produced by insert molding of electrode into insulator 35.Positioning region
778a, 778b receive resin material in produced by insert molding step, and in electrode 773 by the part for becoming terminal 71 be positioned to from
Insulator 35 is prominent.Present embodiment also can get function and effect identical with first embodiment.
(the 8th embodiment)
Present embodiment is the variation in the form of first embodiment.In this embodiment, positioning is provided
A kind of form in portion.
In Figure 16, electrode 872 provides neutral point connection.Electrode 872 includes wide width part 872a and narrow width part 872b.It is narrow
Portion 872b is inserted more deeply into insulator 35 than wide width part 872a.Between wide width part 872a and narrow width part 872b, by rank
Terraced portion is formed with positioning region 878.Present embodiment also can get function and effect identical with first embodiment.
(the 9th embodiment)
Present embodiment is the variation in the form of first embodiment.In the present embodiment, positioning is provided
A kind of form in portion.
In Figure 17, electrode 972 provides neutral point connection.Electrode 972, which is panelized, to be molded into insulator 35.Electrode 972
Including positioning region 978a, 978b, the positioning region 978a, 978b are used to receive the resin material of insulator 35.Present embodiment
It can get function and effect identical with first embodiment.
(other embodiment)
Disclosure in this specification is not limited to embodiment illustrated above.The disclosure includes embodiment party illustrated above
Formula and those skilled in the art on the basis of the variant embodiment that is done.For example, the present disclosure is not limited to institutes in embodiment
The combination of the component and/or element that show.The disclosure can be implemented by various combinations.The disclosure may include that can be added to reality
Apply the additional component in mode.The disclosure also includes the form that component in embodiment and/or element are omitted.The disclosure is also
The replacement of component and/or element including one between embodiment and another embodiment is combined.Disclosed technology
Range is not limited to the description of embodiment.Disclosed several technical scopes are interpreted as in the description comprising scope of the claims
Hold, and further includes being had altered in the description content equivalent meaning and scope with claim.
In the above-described embodiment, rotating electric machine 10 is motor generator.Instead, rotating electric machine 10 is also possible to
Generator.In addition, rotating electric machine 10 is also possible to motor.In addition, in the above-described embodiment, stator coil 33 provides three-phase
Winding.It replaces, stator coil 33 also can provide single-phase winding.In this case, stator 31 does not need electrode 72.Separately
Outside, stator 31 includes 2 electrodes 73.About the details of rotating electric machine 10 in this case, what is enumerated as patent document
Content described in Japanese Unexamined Patent Publication 2015-130785 is incorporated by reference into the present invention.
In the above-described embodiment, stator coil is made of aluminium based metal.Instead, stator coil can by copper or
The copper base metal of such as copper alloy is made of the metal that copper and aluminium based metal are composed.In the above-described embodiment, electrode
72,372,73,373,473 substrate is made of ferrous metals.Instead, the substrate of electrode 72,372,73,373,473
It can be made of copper base metal, brass or aluminium based metal.In the above-described embodiment, harness 15 and connecting component 377 are by copper-based
Metal is made.Instead, harness 15 and connecting component 377 can also be made of aluminium based metal.
In the above-described embodiment, interconnecting piece 52 is by dot welding method by one of terminal 71 and coil-end 33a or two
Interconnecting piece is melted made of person's melting.Instead, melting interconnecting piece can pass through resistance heating, laser heating, electron beam
Heating, electric arc heated, burner the various heating means such as heat, frictionally heat to be formed.For example, melting interconnecting piece can pass through
Laser welding or TIG weld are formed.In addition, interconnecting piece 52 is also possible to the non-melt of the substrate for not making to melt terminal 71 melting
Interconnecting piece.For example, interconnecting piece 52 can be the solid diffusivity portion by formation such as diffusion bonding, thermocompression bondings (fusing).
In the above-described embodiment, the interconnecting piece 53 terminal 74 being connect with harness 15 is scolding tin interconnecting piece.It replaces
Ground, interconnecting piece 53 can be the solder connection portion using solder.It is, for example, possible to use the solders made of aluminium alloy.In addition, even
Socket part 53 is also possible to melt interconnecting piece.In addition, interconnecting piece 53 is also possible to solid diffusivity portion.
In the above-described embodiment, envelope 92 is tin (Sn) coating.Instead, envelope 92 is also possible to include copper
(Cu) coating, nickel (Ni) coating or tin, copper, at least two multilayer plating envelope in nickel.In the above-described embodiment, quilt
Film 92 is formed by local electroplating method.Instead, it can be formed after tin coating on the whole, by removing one
Part forms substrate regions 93.For example, being formed after tin coating on entire electrode 73, include peak potion 71b and a part of base
Tin coating in the region of portion 71a can remove.Removing can be by the machining such as cutting, or by the chemistry of acid etc.
Processing is to implement.
In the above-described embodiment, positioning region 78 is formed between wide width part 73a and narrow width part 73b.Instead,
The width direction protruding portion for being used to form positioning region 78 can be formed.In addition, electrode 72,73,372,373,473 can be set
Additional protrusion, recess portion, wedge-shaped projection etc., to provide the secured connection with insulator 35 or pedestal 535.
In the above-described embodiment, protecting resin 61 is to protect coil-end 33a and terminal 71 from the resin of corrosion.
Instead, protection resin 61 can be for protect the resin of coil-end 33a and terminal 71 from deforming by vibration.Separately
Outside, in the above-described embodiment, grafting material 81 and terminal 74 are exposed.Instead, protection resin can also be applied to
Grafting material 81 and terminal 74.For example, protection resin 61 can be applied to grafting material 81 and terminal 74.Furthermore it is possible to
Coating is used for the resin of fixed stator coils 33 on grafting material 81 and terminal 74.In addition, coating can be applied to grafting material
81 and terminal 74.
In the above-described embodiment, 1 electrode 73 includes 1 welding terminal 71.Instead, electrode can be with
With multiple welding terminal 71.For example, each of multiple terminals 71 can be connect with coil-end 33a.This electrode can
For delta connection and/or for the parallel connection of multiple coils.
Claims (10)
1. a kind of electrode of internal combustion engine rotating electric machine provides the electric power for stator coil in internal combustion engine rotating electric machine
Line, and provide from the terminal that the insulator of internal combustion engine rotating electric machine is prominent and is covered by protection resin, which is characterized in that it should
The electrode of internal combustion engine rotating electric machine includes:
The terminal (71,371,471), connect with conductor；
Substrate regions (93), are arranged at the terminal, wherein the substrate (91) for being used to form the electrode is exposed；And
By diaphragm area (94), it is formed with the made of metal envelope (92) for partly covering the substrate surface, to protect the electricity
Pole,
The substrate regions and the boundary line (95) by between diaphragm area, positioned at the model of the self-insulating body terminal outstanding
In enclosing, so that the protection resin covers described a part by diaphragm area near the boundary line.
2. the electrode of internal combustion engine rotating electric machine according to claim 1, wherein be formed in diaphragm area described:
Fixed part (73d) is used to the electrode being fixed on stator；And
Positioning region (78,678,878,778a, 778b, 978a, 978b) is used to keep the terminal prominent relative to the stator
And position,
The boundary line is located in than the positioning region closer to the terminals side.
3. the electrode of internal combustion engine rotating electric machine according to claim 1, wherein the terminal is with suitable for welding
The solder terminal (71) of shape (71a, 71b).
4. the electrode of internal combustion engine rotating electric machine according to claim 1 further has another terminal (74,376),
The another terminal (74,376) be arranged at it is described by diaphragm area, and have be suitable for by grafting material (81) connect shape.
5. a kind of internal combustion engine rotating electric machine, characterized in that it comprises:
Electrode (72,73,372,373,473,673,773,872,972) is provided for stator in internal combustion engine rotating electric machine
The power line of coil, and the electrode includes: terminal (71,371,471), it is prominent from the insulator of the internal combustion engine rotating electric machine
It connect out and with conductor；Substrate regions (93), are arranged at the terminal, are used to form the substrate (91) of the electrode outside
Dew, and by diaphragm area (94), the made of metal envelope (92) for partly covering the substrate surface is formed with described in protection
Electrode；
The conductor (33a), connect with the terminal；And
It protects resin (61,461), covers the terminal, to protect the terminal and the conductor,
The protection resin covering: the entire substrate regions of the terminal；The substrate regions and it is described by diaphragm area it
Between boundary line (95) nearby, described a part by diaphragm area；And the conductor on the terminal.
6. internal combustion engine rotating electric machine according to claim 5, wherein the conductor is the coil-end of the stator coil
(33a)。
7. internal combustion engine rotating electric machine according to claim 6, wherein the electrode (73,372,373,473,673,
773) further there are another terminal (74,376), which is arranged at by diaphragm area, and has and be suitable for
The shape connected by grafting material (81),
The internal combustion engine rotating electric machine further has another conductor (15,377), which is connect by described
Condensation material is connect with the another terminal.
8. internal combustion engine rotating electric machine according to claim 7, wherein
The envelope is tin coating；
It is made with the conductor of terminal welding of aluminium based metal；
Another conductor is harness (15).
9. internal combustion engine rotating electric machine according to claim 5, further comprises storage tank, the storage tank is described for storing
Protect resin.
10. internal combustion engine rotating electric machine according to claim 9, wherein the storage tank is limited by wall components (62) and is formed,
The wall components (62) are configured as surrounding the terminal on insulator.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015-231966 | 2015-11-27 | ||
| JP2015231966A JP6206471B2 (en) | 2015-11-27 | 2015-11-27 | Rotating electric machine for internal combustion engine and electrode thereof |
| PCT/JP2016/084429 WO2017090552A1 (en) | 2015-11-27 | 2016-11-21 | Rotary electric machine for internal combustion engine, and electrode thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108307668A CN108307668A (en) | 2018-07-20 |
| CN108307668B true CN108307668B (en) | 2019-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680066735.1A Active CN108307668B (en) | 2015-11-27 | 2016-11-21 | Internal combustion engine rotating electric machine and its electrode |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6206471B2 (en) |
| CN (1) | CN108307668B (en) |
| WO (1) | WO2017090552A1 (en) |
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| CN110291698B (en) * | 2017-02-14 | 2021-06-22 | 电装多利牡株式会社 | Rotating electric machine and method for manufacturing same |
| JP7065666B2 (en) * | 2018-03-27 | 2022-05-12 | 株式会社ミツバ | Joined body, rotary electric machine, and manufacturing method of rotary electric machine |
| DE102018107485A1 (en) * | 2018-03-28 | 2019-10-02 | Wobben Properties Gmbh | Method for connecting two conductors made of different materials, as well as connector and system with it |
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| JP2009277674A (en) * | 2009-08-28 | 2009-11-26 | Autonetworks Technologies Ltd | Connection structure between aluminum wire, and copper terminal and aluminum wire with copper terminal having the structure |
| CN103250303A (en) * | 2010-12-08 | 2013-08-14 | 古河电气工业株式会社 | Crimp terminal, connection structure, and production method for same |
| CN104160556A (en) * | 2012-03-08 | 2014-11-19 | 株式会社自动网络技术研究所 | Terminal-equipped electric wire |
| CN104428951A (en) * | 2012-07-03 | 2015-03-18 | 矢崎总业株式会社 | Connector terminal with sheathed wire attached, and water-stopping method for connector terminal with sheathed wire attached |
| WO2015083623A1 (en) * | 2013-12-02 | 2015-06-11 | デンソートリム株式会社 | Magnet-type electric generator |
| CN104904100A (en) * | 2013-01-18 | 2015-09-09 | 罗伯特·博世有限公司 | Contact element for an electric machine |
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| JPH0815103B2 (en) * | 1987-01-09 | 1996-02-14 | 住友電気工業株式会社 | Spot welding method for metal terminals |
| JP4952336B2 (en) * | 2007-03-30 | 2012-06-13 | 日本ケミコン株式会社 | Capacitor lead terminal manufacturing method |
| JP6079944B2 (en) * | 2015-02-12 | 2017-02-15 | デンソートリム株式会社 | Rotating electric machine for internal combustion engine and stator thereof |
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2015
- 2015-11-27 JP JP2015231966A patent/JP6206471B2/en active Active
-
2016
- 2016-11-21 WO PCT/JP2016/084429 patent/WO2017090552A1/en active Application Filing
- 2016-11-21 CN CN201680066735.1A patent/CN108307668B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63170870A (en) * | 1987-12-18 | 1988-07-14 | 富士通株式会社 | Connector and manufacture thereof |
| JPH1112781A (en) * | 1997-06-25 | 1999-01-19 | Matsushita Electric Works Ltd | Partial plating method and device therefor |
| JP2009277674A (en) * | 2009-08-28 | 2009-11-26 | Autonetworks Technologies Ltd | Connection structure between aluminum wire, and copper terminal and aluminum wire with copper terminal having the structure |
| CN103250303A (en) * | 2010-12-08 | 2013-08-14 | 古河电气工业株式会社 | Crimp terminal, connection structure, and production method for same |
| CN104160556A (en) * | 2012-03-08 | 2014-11-19 | 株式会社自动网络技术研究所 | Terminal-equipped electric wire |
| CN104428951A (en) * | 2012-07-03 | 2015-03-18 | 矢崎总业株式会社 | Connector terminal with sheathed wire attached, and water-stopping method for connector terminal with sheathed wire attached |
| CN104904100A (en) * | 2013-01-18 | 2015-09-09 | 罗伯特·博世有限公司 | Contact element for an electric machine |
| WO2015083623A1 (en) * | 2013-12-02 | 2015-06-11 | デンソートリム株式会社 | Magnet-type electric generator |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2017099223A (en) | 2017-06-01 |
| WO2017090552A1 (en) | 2017-06-01 |
| JP6206471B2 (en) | 2017-10-04 |
| CN108307668A (en) | 2018-07-20 |
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