JPH09249122A - Bogie for railway vehicle - Google Patents
Bogie for railway vehicleInfo
- Publication number
- JPH09249122A JPH09249122A JP6055196A JP6055196A JPH09249122A JP H09249122 A JPH09249122 A JP H09249122A JP 6055196 A JP6055196 A JP 6055196A JP 6055196 A JP6055196 A JP 6055196A JP H09249122 A JPH09249122 A JP H09249122A
- Authority
- JP
- Japan
- Prior art keywords
- joint
- fixed
- stator
- hole
- fixed axle
- 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
Links
Landscapes
- Motor Or Generator Cooling System (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、鉄道車両用台車に
おいて、電動機の固定子を車軸に固定した台車に関する
ものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bogie for a railway vehicle, in which a stator of an electric motor is fixed to an axle.
【０００２】[0002]
【従来の技術】鉄道車両用台車において、電動機の固定
子を車軸に固定した台車は特開平０７−９９９３号公報
に示されている。この種の台車では固定子の冷却が課題
となるので、固定子の軸方向の端部から冷却空気を送風
するようにしている。2. Description of the Related Art A bogie for a railway vehicle, in which a stator of an electric motor is fixed to an axle, is disclosed in Japanese Patent Laid-Open No. 07-9993. In this type of bogie, cooling of the stator is a problem, so cooling air is blown from the axial end of the stator.
【０００３】[0003]
【発明が解決しようとする課題】上記従来技術では空気
で冷却しており、効率が悪い。また、電動機の固定子へ
の通電手段については示されていないが、冷却の送風と
同様に、固定子の軸方向端部に電線を接続するものと考
えられる。In the above-mentioned prior art, the efficiency is poor because it is cooled by air. Further, although the means for energizing the stator of the electric motor is not shown, it is conceivable that an electric wire is connected to the axial end portion of the stator as in the case of cooling air blowing.
【０００４】本発明は、車軸を中空軸とし、車軸の軸方
向端部から車軸内部に冷却用の液体パイプ、電線を配置
しようとするものである。この場合、固定子の軸方向端
部において、車軸から半径方向にパイプ、電線を曲げる
ことが必要となる。The present invention is intended to dispose a cooling liquid pipe and electric wires inside the axle from the axial end portion of the axle as a hollow shaft. In this case, it is necessary to bend the pipe and the electric wire in the radial direction from the axle at the axial end of the stator.
【０００５】本発明の目的は、冷却パイプを容易に固定
できるようにすることにある。An object of the present invention is to make it possible to fix a cooling pipe easily.
【０００６】[0006]
【課題を解決するための手段】上記目的は、中空の固定
車軸の外周に設けた固定子と、その外周に設けた回転子
と、該回転子と軸方向の両端側に設けた車輪とを接続す
る継ぎ手と、前記固定車軸内に配置され、冷却媒体のパ
イプの端部に固定した第２の継ぎ手と、該第２の継ぎ手
から半径方向に突出して前記固定子に接続する第３の継
ぎ手とからなり、該第３の継ぎ手と前記第２の継ぎ手と
をねじで接続すること、によって達成できる。The above-mentioned object is to provide a stator provided on the outer periphery of a hollow fixed axle, a rotor provided on the outer periphery thereof, and wheels provided on both ends of the rotor in the axial direction. A connecting joint, a second joint arranged in the fixed axle and fixed to the end of the pipe of the cooling medium, and a third joint protruding radially from the second joint and connecting to the stator. And connecting the third joint and the second joint with screws.
【０００７】[0007]
【発明の実施の形態】以下、図１から図５によって本発
明の一実施例の台車の駆動部分について説明する。BEST MODE FOR CARRYING OUT THE INVENTION A drive portion of a truck according to an embodiment of the present invention will be described below with reference to FIGS.
【０００８】両端に貫通する中空の固定車軸１０の両端
に軸受２０を介して車輪２１，２１を設置している。固
定車軸１０は両端に貫通した中空軸である。固定車軸１
０の長手方向の中央部の外側には固定子３０を固定して
いる。固定子３０の外周に回転子４０がある。回転子４
０は筒状の回転体４２の内側に取り付けている。回転体
４２の両端は中空状の継ぎ手４６を介して車輪２１の側
面に固定している。継ぎ手４６はボルト（図示せず）に
よって車輪２１、回転体４２に対して着脱自在である。
固定子３０と回転子４０とによって電動機を構成してい
る。Wheels 21 and 21 are installed at both ends of a hollow fixed axle 10 penetrating both ends through bearings 20. The fixed axle 10 is a hollow shaft that penetrates both ends. Fixed axle 1
A stator 30 is fixed to the outside of the central portion of 0 in the longitudinal direction. A rotor 40 is provided on the outer circumference of the stator 30. Rotor 4
0 is attached to the inside of the cylindrical rotating body 42. Both ends of the rotating body 42 are fixed to the side surface of the wheel 21 via hollow joints 46. The joint 46 is attachable to and detachable from the wheel 21 and the rotating body 42 by a bolt (not shown).
The stator 30 and the rotor 40 form an electric motor.
【０００９】中空の固定軸１０の一端から電線５１が挿
入され、固定子３０の近くで半径方向に曲げられ、固定
子３０の軸方向の端部に接続している。固定軸１０には
電線５１を半径方向に通過させる貫通穴１１を設けてい
る。貫通穴１１は固定軸１０を半径方向に貫通してい
る。An electric wire 51 is inserted from one end of the hollow fixed shaft 10, bent in the radial direction near the stator 30, and connected to the axial end of the stator 30. The fixed shaft 10 is provided with a through hole 11 for passing the electric wire 51 in the radial direction. The through hole 11 penetrates the fixed shaft 10 in the radial direction.
【００１０】図２、図３において、貫通穴１１には電線
５１を固定する長方形または棒状の座５２を貫通させて
いる。座５２の両端は固定車軸の外側の座（図示せ
ず）、または固定子３０の軸方向端部の座５４にボルト
（図示せず）で固定している。電線５１は座５２にひも
（針金に樹脂を被覆したものや樹脂性のバンド等からな
る。）５３で結合される。座５２は電線支えである。In FIGS. 2 and 3, a rectangular or rod-shaped seat 52 for fixing the electric wire 51 is passed through the through hole 11. Both ends of the seat 52 are fixed to a seat (not shown) outside the fixed axle or a seat 54 at an axial end portion of the stator 30 with bolts (not shown). The electric wire 51 is connected to the seat 52 with a string (consisting of a wire covered with resin, a resin band, or the like) 53. The seat 52 is a wire support.
【００１１】これによれば、電線１１は固定車軸１０の
軸端と固定子３０との間で固定されているので、固定車
軸の軸端側から電線５１を引っ張っても、固定子３０か
らはずれる等の問題が発生しないものである。According to this, since the electric wire 11 is fixed between the shaft end of the fixed axle 10 and the stator 30, even if the electric wire 51 is pulled from the shaft end side of the fixed axle, it will come off from the stator 30. Such problems do not occur.
【００１２】組立方法は、電線５１を貫通穴１１から固
定車軸１０の外側に取り出した後、座５２の長手方向の
中央部に電線５１をひも５３で固定する。次に、座５２
を固定車軸１０内に入れ、座５２の両端を座５４に固定
する。これによれば、電線５１は固定車軸１０内におい
て固定されることになる。このため、固定車軸１０の外
側で固定した場合に比べて、電線５１を固定車軸１０の
軸端側から引っ張った場合に、電線５１が貫通穴１１の
角部に接触することがないなどの利点を発生する。In the assembling method, the electric wire 51 is taken out from the through hole 11 to the outside of the fixed axle 10, and then the electric wire 51 is fixed to the central portion of the seat 52 in the longitudinal direction with a string 53. Next, seat 52
Is inserted into the fixed axle 10, and both ends of the seat 52 are fixed to the seat 54. According to this, the electric wire 51 is fixed in the fixed axle 10. Therefore, as compared with the case where the electric wire 51 is fixed outside the fixed axle 10, the electric wire 51 does not come into contact with the corner of the through hole 11 when the electric wire 51 is pulled from the shaft end side of the fixed axle 10. To occur.
【００１３】図４、図５によって、冷却パイプ６１，６
２と固定子３０との接続について説明する。冷却パイプ
６１，６２は一方が往管であり、他方が戻り管である。
冷却パイプ６１，６２の端部は継ぎ手６３にろう付け等
で固定されている。継ぎ手６３は固定車軸１０内に位置
する。固定車軸１０の半径方向において、継ぎ手６３の
一端の冷却水の通路は継ぎ手６４，６６を介して固定子
３０に接続している。前記方向において、継ぎ手６３の
他端の冷却水の通路は継ぎ手６５，６７を介して固定子
３０に接続している。継ぎ手６３にはＬ状の通路が二つ
ある。継ぎ手６３側の継ぎ手６４，６５の端部には管用
ねじがあり、継ぎ手６３にねじ接続している。継ぎ手６
６，６７は継ぎ手６４，６５、固定子３０のそれぞれに
フランジによって接続している。Referring to FIGS. 4 and 5, the cooling pipes 61 and 6 are shown.
The connection between 2 and the stator 30 will be described. One of the cooling pipes 61 and 62 is a forward pipe and the other is a return pipe.
The ends of the cooling pipes 61 and 62 are fixed to the joint 63 by brazing or the like. The joint 63 is located in the fixed axle 10. In the radial direction of the fixed axle 10, the cooling water passage at one end of the joint 63 is connected to the stator 30 via joints 64 and 66. In this direction, the cooling water passage at the other end of the joint 63 is connected to the stator 30 via the joints 65 and 67. The joint 63 has two L-shaped passages. At the ends of the joints 64 and 65 on the joint 63 side, there are pipe screws, which are screwed to the joint 63. Joint 6
6 and 67 are connected to the joints 64 and 65 and the stator 30 by flanges.
【００１４】固定車軸１０には継ぎ手６４，６５の貫通
する貫通穴１５と、これに直角方向に向けた貫通穴１６
とがある。貫通穴１６に対向する継ぎ手６３の面には凸
部６３ａ，６３ａを設けている。The fixed axle 10 has a through hole 15 through which the joints 64 and 65 pass, and a through hole 16 oriented at a right angle to the through hole 15.
There is. Protrusions 63a and 63a are provided on the surface of the joint 63 facing the through hole 16.
【００１５】組立方法を説明すると、継ぎ手６３を固定
したパイプ６１，６２を固定車軸１０内に挿入し、継ぎ
手６４，６５を貫通穴１５から挿入して、継ぎ手６３に
ねじこむ。この時、貫通穴１６から凸部６３ａを支持す
る差さえ金具を挿入し、継ぎ手６３の凸部６３ａを支持
する。これに寄れば、継ぎ手６３への継ぎ手６４，６５
のねじ接続を容易に行なうことができるものである。凸
部６３ａは凹部でもよい。Explaining the assembling method, the pipes 61 and 62 to which the joint 63 is fixed are inserted into the fixed axle 10, the joints 64 and 65 are inserted from the through hole 15, and the joint 63 is screwed. At this time, a metal fitting for supporting the convex portion 63a is inserted from the through hole 16 to support the convex portion 63a of the joint 63. If you approach this, joints 64 and 65 to joint 63
The screw connection can be easily performed. The convex portion 63a may be a concave portion.
【００１６】尚、電線５１、座５２、継ぎ手６３等を設
置する際には回転体４２、継ぎ手４６車輪２１は設置し
ていない。電線５１、継ぎ手６３等を設置した後、これ
らを所定位置に組み立てる。When the electric wire 51, the seat 52, the joint 63 and the like are installed, the rotating body 42 and the joint 46 and the wheel 21 are not installed. After installing the electric wire 51, the joint 63, etc., these are assembled in a predetermined position.
【００１７】[0017]
【発明の効果】本発明によれば、中空の固定車軸内の冷
却媒体のパイプの固定作業を容易に行なうことができる
ものである。According to the present invention, the work of fixing the pipe of the cooling medium in the hollow fixed axle can be easily performed.
【図１】本発明の一実施例の台車の要部の縦断面図であ
る。FIG. 1 is a vertical cross-sectional view of a main part of a truck according to an embodiment of the present invention.
【図２】図１の電線支えの部分の拡大図である。FIG. 2 is an enlarged view of a portion of a wire support shown in FIG.
【図３】図２の縦断面図である。FIG. 3 is a longitudinal sectional view of FIG. 2;
【図４】図１の冷却水の継ぎ手の部分の拡大図である。FIG. 4 is an enlarged view of a portion of the cooling water joint of FIG. 1.
【図５】図４の縦断面図である。FIG. 5 is a longitudinal sectional view of FIG.
１０：固定車軸、１１，１５，１６：貫通穴、２１：車
輪、３０：固定子、４０：回転子、４６：継ぎ手、５
１：電線、５２：座、５３：ひも、６１，６２：冷却水
パイプ、６３，６４，６５，６６，６７：継ぎ手、６３
ａ：凸部。10: fixed axle, 11, 15, 16: through hole, 21: wheel, 30: stator, 40: rotor, 46: joint, 5
1: electric wire, 52: seat, 53: string, 61, 62: cooling water pipe, 63, 64, 65, 66, 67: joint, 63
a: convex portion.
Claims (3)
その外周に設けた回転子と、該回転子と軸方向の両端側
に設けた車輪とを接続する継ぎ手と、 前記固定車軸内に配置され、冷却媒体のパイプの端部に
固定した第２の継ぎ手と、 該第２の継ぎ手から半径方向に突出して前記固定子に接
続する第３の継ぎ手とからなり、該第３の継ぎ手と前記
第２の継ぎ手とをねじで接続していること、 を特徴とする鉄道車両用台車。1. A stator provided on the outer periphery of a hollow fixed axle,
A rotor provided on the outer periphery of the rotor, a joint for connecting the rotor to wheels provided on both end sides in the axial direction, and a second member arranged in the fixed axle and fixed to the end of the pipe of the cooling medium. A joint and a third joint protruding from the second joint in the radial direction and connecting to the stator, and connecting the third joint and the second joint with a screw. A bogie for rail cars that is a feature.
３の継ぎ手の長手方向に対して直交する方向に前記固定
車軸に貫通穴を設けており、該貫通穴に対向する前記第
２継ぎ手に凸部または凹部を設けていること、を特徴と
する鉄道車両用台車。2. The fixed axle according to claim 1, wherein the fixed axle is provided with a through hole in a direction orthogonal to a longitudinal direction of the third joint, and the second joint is opposed to the through hole. A trolley for a railway vehicle, characterized in that it is provided with a convex portion or a concave portion.
第１の貫通穴と、これに直交する方向において貫通する
第２の貫通穴とを設けた車軸。3. A hollow axle provided with a first through hole that penetrates in a radial direction and a second through hole that penetrates in a direction orthogonal to the first through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP06055196A JP3875303B2 (en) | 1996-03-18 | 1996-03-18 | Railcar bogie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP06055196A JP3875303B2 (en) | 1996-03-18 | 1996-03-18 | Railcar bogie |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH09249122A true JPH09249122A (en) | 1997-09-22 |
| JP3875303B2 JP3875303B2 (en) | 2007-01-31 |
Family
ID=13145547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP06055196A Expired - Fee Related JP3875303B2 (en) | 1996-03-18 | 1996-03-18 | Railcar bogie |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3875303B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006246678A (en) * | 2005-03-07 | 2006-09-14 | Toyota Motor Corp | Outer-rotor in-wheel type motor, electric automobile, and hybrid vehicle |
| JP2020067231A (en) * | 2018-10-25 | 2020-04-30 | 日本製鉄株式会社 | Wheel shaft of pallet truck in sintering machine, and sintering machine |
-
1996
- 1996-03-18 JP JP06055196A patent/JP3875303B2/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006246678A (en) * | 2005-03-07 | 2006-09-14 | Toyota Motor Corp | Outer-rotor in-wheel type motor, electric automobile, and hybrid vehicle |
| JP2020067231A (en) * | 2018-10-25 | 2020-04-30 | 日本製鉄株式会社 | Wheel shaft of pallet truck in sintering machine, and sintering machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3875303B2 (en) | 2007-01-31 |
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