WO2015193987A1 - 交流発電機のスリップリング装置 - Google Patents
交流発電機のスリップリング装置 Download PDFInfo
- Publication number
- WO2015193987A1 WO2015193987A1 PCT/JP2014/066110 JP2014066110W WO2015193987A1 WO 2015193987 A1 WO2015193987 A1 WO 2015193987A1 JP 2014066110 W JP2014066110 W JP 2014066110W WO 2015193987 A1 WO2015193987 A1 WO 2015193987A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- slip ring
- flange
- sleeve
- ring device
- rear bracket
- Prior art date
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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
- H01R39/00—Rotary current collectors, distributors or interrupters
- H01R39/64—Devices for uninterrupted current collection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K13/00—Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windings; Disposition of current collectors in motors or generators; Arrangements for improving commutation
- H02K13/003—Structural associations of slip-rings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K13/00—Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windings; Disposition of current collectors in motors or generators; Arrangements for improving commutation
- H02K13/02—Connections between slip-rings and windings
Definitions
- the present invention relates to a slip ring device for an AC generator for a vehicle mounted on a vehicle such as a passenger car or a truck.
- the slip ring device is a molded body obtained by molding a pair of metal rings (conductive ring) on which a brush slides and a pair of connection terminals electrically connected to the ring (for example, see Patent Document 1). .
- a ring portion made of an insulating material is used as a place for gripping the slip ring device, and depending on the equipment, there is a possibility that the protruding portion and its periphery are easily damaged. In the case of damage that is not visible on the surface, it is possible that the problem will be greater after the vehicle is mounted and the problem will be exposed. In addition, the structure protrudes excessively from the ring, and there is a problem that not only the molding equipment but also the equipment at the time of assembling is enlarged.
- the circular through hole (1242) provided in Patent Document 2 is responsible for positioning of the connecting element (metal) during the molding process, but almost half of it remains exposed, and the cooling air from the adjacent fans There was a problem that it was in a state of being constantly exposed to the contained foreign matter.
- the present invention has been made to solve the above-described problems, and an object of the present invention is to provide a slip ring device for an AC generator having high durability and high productivity without increasing the size of the device. It is.
- a slip ring device for an alternator according to the present invention is rotatably supported by a front bracket and a rear bracket, and includes a shaft having a rotor disposed on the inner peripheral side of a stator, and a rear bracket side of the shaft.
- a slip ring device for an AC generator comprising: a sleeve fixed to an end; and a conductive ring held on the outer peripheral side of the sleeve and connected to an excitation coil of the rotor, the outer peripheral side of the sleeve A partition ring having a first flange fixed to the rear bracket and having a first flange protruding in the outer diameter direction at the other end, and the other end of the partition ring provided on the side opposite to the rear bracket of the sleeve A second flange that has an annular wall that forms a recess so that the end face of the annular wall faces the first flange of the partition ring; Is obtained by a flat portion formed as a conveying and positioning the outer periphery of said annular wall of said second flange.
- the other end of the partition ring and the annular wall of the first flange and the second flange have a labyrinth structure. It is possible to prevent the occurrence, and the flat part formed as the conveying positioning on the outer peripheral part of the annular wall of the second flange can reduce the function and strength of the annular wall of the second flange, and reduce the Transport positioning is also possible. In addition, it is possible to obtain a slip ring device for an AC generator that can be configured with more compact equipment and can reduce costs.
- FIG. 1 is a side sectional view showing an AC generator according to Embodiment 1 of the present invention.
- FIG. 2 is a cross-sectional view showing the slip ring device portion of the alternator according to Embodiment 1 of the present invention.
- FIG. 3 is a perspective view showing a slip ring device for an AC generator according to Embodiment 1 of the present invention.
- the vehicle alternator according to Embodiment 1 of the present invention has, for example, a bowl-shaped front bracket 1 that has a suction hole 1a and a discharge hole 1b, and is provided with a bearing cylinder 1c that opens on both sides of the axis at the center of the end surface. And a flange-shaped rear bracket 2 that has a suction hole 2a and a discharge hole 2b, and that is provided with a bearing cylinder 2c that opens in one axial direction at the center of the end surface, and is fitted into the opening of the front bracket 1.
- a stator 5 consisting of a stator core 3 and a stator winding 4 held between the front bracket 1 and the rear bracket 2 by a bolt 6, and a magnetic pole core 8 positioned inside the stator 5 with a gap.
- 9 and the exciting coil 10 having a rotor 11 and the shaft 7 inserted through the front bracket 1 and the rear bracket 2 are connected to the both bearing cylinders 1c.
- a bearing 12, 13 respectively rotatably supported on 2c, consists of a pulley 14 for rotation by the engine which is not fixed to the outer insertion end shown of the shaft 7.
- a slip ring device 15 for an AC generator for a vehicle includes a resin sleeve 16 fixed to an end of the shaft 7 on the rear bracket side, and is held on the outer peripheral side of the sleeve 16. 10 and is fixed to an end of the shaft 7 on the rear bracket side.
- the partition ring 18 is provided on the outer peripheral side of the sleeve 16, and has a first flange 18 a that is fixed to the rear bracket 2 at one end and protrudes in the outer diameter direction at the other end.
- the end surface of the sleeve 16 on the side opposite to the rear bracket has an annular wall 20 that forms a recess 30 so that the other end portion of the partition ring 18 is positioned, and the end surface of the annular wall 20 is the first flange of the partition ring 18.
- a second flange 19 opposed to 18a is integrally provided.
- the cover partition ring 18 has one end fixed to the rear bracket 2 and the other end opposed to the annular wall 20 of the second flange 19 provided integrally with the sleeve 16 on the side opposite to the rear bracket.
- the labyrinth structure is formed in the radial direction and the axial direction.
- a sliding contact portion between the conductive ring 17 and the brush 22 described later is protected so as not to be contaminated by, for example, salt water, oil, dust, or the like, and it is possible to prevent the occurrence of conductive failure or brush sliding failure.
- the brush device 21 includes a brush 22 that is in sliding contact with the conductive ring 17, and is provided around the slip ring device 15 via the partition ring 18.
- the brush ring 21 includes the conductive ring 17 and the excitation coil 10 of the rotor 11.
- the magnetic pole iron cores 8 and 9 are magnetized.
- the rectifier 23 rectifies the alternating current induced in the stator coil 4 by the rotation of the magnetic pole cores 8 and 9 and changes it into a direct current.
- the heat sink 24 radiates heat generated by the rectifier 23.
- the voltage regulator 25 detects the output voltage of the vehicle alternator and controls the exciting current to adjust the output terminal voltage to a predetermined value.
- the heat sink 26 radiates heat generated by the voltage regulator 25.
- the fan 27 and the fan 28 are fixed to the end faces of the magnetic cores 8 and 9.
- the cooling air flows into the front bracket 1 from the suction hole 1 a of the first bracket 1 as indicated by the arrow a.
- the bearing 12, the magnetic cores 8 and 9, the exciting coil 10, the stator core 3 and the stator coil 4 are cooled and discharged to the outside from the discharge hole 1b.
- cooling air flows into the rear bracket 2 from the suction hole 2a of the rear bracket 2 as indicated by an arrow b, and the bearing 13, the voltage regulator 24, the magnetic pole cores 8 and 9, the excitation coil 10, the stator core 3,
- the stator coil 4 is cooled and discharged to the outside from the discharge hole 2b.
- a pair of flat portions 31 formed as conveyance positioning are provided at the root portion of the outer peripheral portion of the annular wall 20 of the second flange 19 formed of resin.
- the flat portion 31 is parallel to the extending direction of the external connection portion 29 a of the connection terminal 29 that connects the exciting coil 10 of the rotor 11 and the conductive ring 17, and the inner periphery on the shaft 7 side from the outer peripheral surface of the annular wall 20.
- the strength of the annular wall 20 is not reduced.
- connection terminal 29a of the connection terminal 29 in the concave portion 30 surrounded by the annular wall 20 of the second flange 19 and the outer periphery of the sleeve 16, it is exposed as in the conventional configuration described above. This is not a state where the portion is exposed and directly exposed to foreign matter, but the exposed portion for the purpose of avoiding deformation of the connection terminal 29 due to molding pressure during molding is not directly exposed to the outside, so that the product has good durability. be able to.
- the salt water, oil, dust, or the like contained in the cooling air does not reach due to the rotation of the fan, and the occurrence of fouling due to salt water or the like of the conductive ring and brush can be prevented.
- it has a function of positioning parts during assembly without lowering its function, and can avoid problems such as missing flanges during assembly.
- FIG. A second embodiment of the present invention will be described with reference to FIGS. 4 and 5.
- FIG. 4 is a perspective view showing a slip ring device for an alternator according to Embodiment 2 of the present invention.
- FIG. 5 is a plan view showing a state during conveyance of the slip ring device for an alternator according to Embodiment 2 of the present invention.
- the excitation coil 10 and the conductive ring 17 of the rotor 11 are connected to the pair of flat portions 31 formed as conveyance positioning at the root portion of the outer peripheral portion of the annular wall 20 of the second flange 19.
- the connection terminal 29 to be connected is provided in parallel to the extending direction of the external connection portion 29a
- the second embodiment the case where it is not necessary to be parallel to the extending direction of the external connection portion 29a. Show.
- the flat portion 31 is at an appropriate angle with respect to the extending direction of the external connection portion 29a, the external connection portions 29a of the adjacent slip ring devices are aligned with each other when aligned at the time of conveyance.
- the external connection portion 29a is connected to the coil in a later process, the unnecessary shape of the external terminal portion is avoided, so that the shape of the external connection portion 29a is stable and high quality is maintained. Further, in this case, since the interval when the slip ring device is aligned becomes small, it can be efficiently transported and an improvement in productivity can be expected.
- the above-described embodiment is an example, and there is no problem even if there are other parts that normally constitute an AC generator for a vehicle. Also about a slip ring apparatus, the magnitude
- the slip ring device for an AC generator for a vehicle has been described.
- the present invention can also be applied to a rotor of an AC generator for an outboard motor other than the vehicle.
- the present invention is suitable for realizing an AC generator slip ring device having high durability and high productivity without increasing the size of the device.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Current Collectors (AREA)
- Synchronous Machinery (AREA)
Abstract
Description
以下、この発明の実施の形態1を図1ないし図3に基づいて説明するが、各図において、同一、または相当部材、部位については同一符号を付して説明する。図1はこの発明の実施の形態1に係わる交流発電機を示す側断面図である。図2はこの発明の実施の形態1に係わる交流発電機のスリップリング装置部を示す断面図である。図3はこの発明の実施の形態1に係わる交流発電機のスリップリング装置を示す斜視図である。
この発明の実施の形態2を図4および図5に基づいて説明するが、各図において、同一、または相当部材、部位については同一符号を付して説明する。図4はこの発明の実施の形態2に係わる交流発電機のスリップリング装置を示す斜視図である。図5はこの発明の実施の形態2に係わる交流発電機のスリップリング装置の搬送時の状態を示す平面図である。
Claims (5)
- フロントブラケットとリアブラケットによって回転自在に支承され、固定子の内周側に配置される回転子を有するシャフトと、前記シャフトの前記リアブラケット側の端部に固定されたスリーブと、前記スリーブの外周側に保持され、前記回転子の励磁コイルに接続される導電リングとを備えた交流発電機のスリップリング装置であって、
前記スリーブの外周側に設けられ、一端部が前記リアブラケットに固定され他端部に外径方向に突出する第一フランジを有する仕切リングと、
前記スリーブの反リアブラケット側に設けられ、前記仕切リングの他端部が位置するよう凹部を形成する環状壁を有し、前記環状壁の端面が前記仕切リングの前記第一フランジに対向する第二フランジと、
前記第二フランジの前記環状壁の外周部に搬送位置決めとして形成された平坦部とを備えたことを特徴とする交流発電機のスリップリング装置。 - 前記平坦部は、前記第二フランジの前記環状壁の外周面より内周面側に設けられることを特徴とする請求項1に記載の交流発電機のスリップリング装置。
- 前記平坦部は、外部接続部の延出方向と平行に設けることを特徴とする請求項1または請求項2に記載の交流発電機のスリップリング装置。
- 前記平坦部は、外部接続部の延出方向と平行ではないことを特徴とする請求項1または請求項2に記載の交流発電機のスリップリング装置。
- 前記凹部に接続端子の支持部を設けることを特徴とする請求項1から請求項4のいずれか1項に記載の交流発電機のスリップリング装置。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201480078707.2A CN106464092B (zh) | 2014-06-18 | 2014-06-18 | 交流发电机的集电环装置 |
JP2016528707A JP6250159B2 (ja) | 2014-06-18 | 2014-06-18 | 交流発電機のスリップリング装置 |
EP14895267.4A EP3151395B1 (en) | 2014-06-18 | 2014-06-18 | Alternator slip ring device |
MX2016016859A MX358701B (es) | 2014-06-18 | 2014-06-18 | Dispositivo de anillo colector de generador de ca. |
PCT/JP2014/066110 WO2015193987A1 (ja) | 2014-06-18 | 2014-06-18 | 交流発電機のスリップリング装置 |
US15/122,326 US9871333B2 (en) | 2014-06-18 | 2014-06-18 | AC generator slip ring device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2014/066110 WO2015193987A1 (ja) | 2014-06-18 | 2014-06-18 | 交流発電機のスリップリング装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015193987A1 true WO2015193987A1 (ja) | 2015-12-23 |
Family
ID=54935019
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2014/066110 WO2015193987A1 (ja) | 2014-06-18 | 2014-06-18 | 交流発電機のスリップリング装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9871333B2 (ja) |
EP (1) | EP3151395B1 (ja) |
JP (1) | JP6250159B2 (ja) |
CN (1) | CN106464092B (ja) |
MX (1) | MX358701B (ja) |
WO (1) | WO2015193987A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109103720A (zh) * | 2018-08-29 | 2018-12-28 | 徐洪杰 | 微距型导电滑环 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3101209B1 (fr) * | 2019-09-25 | 2021-10-29 | Renault Sas | Collecteur de rotor de machine synchrone comprenant un moyen de maintien d’un fil de bobinage. |
Citations (4)
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JPS58106333U (ja) * | 1982-01-11 | 1983-07-20 | 日本電気株式会社 | 部品搬送整列装置 |
JPH02152813A (ja) * | 1988-12-01 | 1990-06-12 | Kao Corp | 物品搬送具及びその整列装置 |
JPH03265446A (ja) * | 1990-03-14 | 1991-11-26 | Mitsubishi Electric Corp | 集電装置の保護機構 |
JP3622118B2 (ja) * | 1993-09-16 | 2005-02-23 | ヴァレオ エキプマン エレクトリク モトゥール | スリップリングユニット |
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2014
- 2014-06-18 US US15/122,326 patent/US9871333B2/en active Active
- 2014-06-18 WO PCT/JP2014/066110 patent/WO2015193987A1/ja active Application Filing
- 2014-06-18 EP EP14895267.4A patent/EP3151395B1/en active Active
- 2014-06-18 JP JP2016528707A patent/JP6250159B2/ja not_active Expired - Fee Related
- 2014-06-18 CN CN201480078707.2A patent/CN106464092B/zh not_active Expired - Fee Related
- 2014-06-18 MX MX2016016859A patent/MX358701B/es active IP Right Grant
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JPS58106333U (ja) * | 1982-01-11 | 1983-07-20 | 日本電気株式会社 | 部品搬送整列装置 |
JPH02152813A (ja) * | 1988-12-01 | 1990-06-12 | Kao Corp | 物品搬送具及びその整列装置 |
JPH03265446A (ja) * | 1990-03-14 | 1991-11-26 | Mitsubishi Electric Corp | 集電装置の保護機構 |
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CN109103720A (zh) * | 2018-08-29 | 2018-12-28 | 徐洪杰 | 微距型导电滑环 |
CN109103720B (zh) * | 2018-08-29 | 2024-03-26 | 徐洪杰 | 微距型导电滑环 |
Also Published As
Publication number | Publication date |
---|---|
MX358701B (es) | 2018-08-31 |
US20160372880A1 (en) | 2016-12-22 |
JPWO2015193987A1 (ja) | 2017-04-20 |
EP3151395B1 (en) | 2019-09-04 |
JP6250159B2 (ja) | 2017-12-20 |
CN106464092B (zh) | 2018-12-28 |
CN106464092A (zh) | 2017-02-22 |
EP3151395A1 (en) | 2017-04-05 |
EP3151395A4 (en) | 2018-01-17 |
US9871333B2 (en) | 2018-01-16 |
MX2016016859A (es) | 2017-05-10 |
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