JPS5811342B2 - Air spring torsion prevention device for bolsterless trolleys - Google Patents
Air spring torsion prevention device for bolsterless trolleysInfo
- Publication number
- JPS5811342B2 JPS5811342B2 JP54003301A JP330179A JPS5811342B2 JP S5811342 B2 JPS5811342 B2 JP S5811342B2 JP 54003301 A JP54003301 A JP 54003301A JP 330179 A JP330179 A JP 330179A JP S5811342 B2 JPS5811342 B2 JP S5811342B2
- Authority
- JP
- Japan
- Prior art keywords
- air spring
- bogie frame
- link
- mounting plate
- bogie
- 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.)
- Expired
Links
Landscapes
- Vehicle Body Suspensions (AREA)
Description
【発明の詳細な説明】
この発明はボルスタ−レス台車の空気バネ捩れ防止装置
に関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to an air spring torsion prevention device for a bolsterless truck.
従来のボルスタ−レス台車においては、台車枠がレール
の曲線部分で車体に対して回転すると、車体と台車枠側
梁との間に取付けられている空気バネは、ベローズ部分
に捩りモーメントを受けて損傷され易くなるため、寿命
が短かくなるとともに蛇行動の危険速度も低くなるおそ
れがあった。In conventional bolsterless bogies, when the bogie frame rotates with respect to the car body at the curved part of the rail, the air spring installed between the car body and the side beams of the bogie frame receives a torsional moment from the bellows part. Because it becomes more easily damaged, there is a risk that the lifespan will be shortened and the dangerous speed of snake movement will also be lowered.
この発明は上記欠点を解消したボルスタ−レス台車の空
気バネ捩れ防止装置を提供することを目的とするもので
ある。SUMMARY OF THE INVENTION An object of the present invention is to provide an air spring torsion prevention device for a bolsterless truck which eliminates the above-mentioned drawbacks.
この発明の実施例を図面について説明すれば、１は台車
枠側梁２と車体３との間に取付けたゴム膜製の空気バネ
、４は台車枠側梁２を結合する横梁、５は鉄板とゴム板
とを交互に配列した中心ピン支持ゴムであって、両端５
ａ、５ａは横梁４を介して台車枠側梁２，２に結合され
、中央部の鉄板５ｂは車体３に結合されて車体３を前後
に剛く、左右に柔かく支持する役目をする。An embodiment of the present invention will be described with reference to the drawings. 1 is an air spring made of rubber film installed between the bogie frame side beam 2 and the car body 3, 4 is a cross beam that connects the bogie frame side beam 2, and 5 is an iron plate. A central pin supporting rubber having a rubber plate and a rubber plate arranged alternately,
a, 5a are connected to the bogie frame side beams 2, 2 via a cross beam 4, and a central iron plate 5b is connected to the car body 3 and serves to support the car body 3 rigidly in the front and rear and soft in the left and right.
空気バネ１の下側のゴム座６は空気バネ取付板７に固着
され、空気バネ取付板７の軸８は台車枠側梁２に固着し
た受板９に回転可能に取付ける。The lower rubber seat 6 of the air spring 1 is fixed to an air spring mounting plate 7, and the shaft 8 of the air spring mounting plate 7 is rotatably mounted to a receiving plate 9 fixed to the bogie frame side beam 2.
空気バネ取付板７とこれに対向する受板９との間には、
空気バネ取付板７に固着した環状の鉄板製または鋳鋼製
のすり板１０と受板９に固着した摩擦係数の高い耐摩レ
ジン製の環状の摩擦板１１を摺接させる。Between the air spring mounting plate 7 and the receiving plate 9 facing it,
An annular friction plate 10 made of an iron plate or cast steel fixed to an air spring mounting plate 7 and an annular friction plate 11 made of wear-resistant resin with a high friction coefficient fixed to a receiving plate 9 are brought into sliding contact.
空気バネ取付板７には、その一部に接線方向に突出片１
２を形成し、該突出片１２の先端部分Ｐを、リンク１４
の中間部分に枢着し、該リンク１４の両端にはそれぞれ
一端を台車枠側梁２と車体３に枢着したリンク１３と１
５を回転可能に結合する（添付図面の各平面図において
は、リンク機構１３．１４，１４′、１５の部分だけは
模式図で図示する。The air spring mounting plate 7 has a piece 1 protruding tangentially on a part thereof.
2, and the tip portion P of the protruding piece 12 is connected to the link 14.
At both ends of the link 14 are links 13 and 1, each having one end pivotally connected to the bogie frame side beam 2 and the car body 3.
(In the plan views of the accompanying drawings, only the link mechanisms 13, 14, 14', and 15 are shown schematically.
）。１６はバネ１７を介して台車枠側梁２に取付けた車
輪軸受で、１８は該車輪軸受１６で支承した車輪である
。). 16 is a wheel bearing attached to the side beam 2 of the bogie frame via a spring 17, and 18 is a wheel supported by the wheel bearing 16.
この発明において、第１図と第２図に示すように、台車
中心Ｏ８を通る台車の長さ方向の軸線Ｘ１−Ｘ１からリ
ンク１３までの距離をＬ１、リンク１４の両端枢着点Ｑ
、Ｒの間の長さをＬ２゜リンク１５の結合点Ｑから空気
バネ取付板７の突出片１２の先端部分Ｐまでの長さをＬ
３、空気バネ１の回転中心Ｏ１を通り軸線Ｘ１−Ｘ１に
平行な軸線Ｘ２−Ｘ２から突出片１２の先端部分Ｐまで
の距離をＬ４、軸線Ｘ１−Ｘ１と軸線Ｘ２−Ｘ２との間
隔をＬ５、リンク１３の先端Ｒと突出片１２の先端部分
Ｐまでの長さをＬ６とすると、空気バネ取付板７の先端
部分Ｐが台車枠側梁２に固定されているだけのときは、
台車枠側梁２が台車中心Ｏ０のまわりに反時計方向にθ
ｒａｄだけ回転すると、第３図に示すように空気バネ１
の下側取付中心Ｏ″１とＰの移動後の位置Ｐ′を結ぶＯ
″１Ｐ′は、空気バネ１の上側取付中心Ｏ′１とＰを結
ぶＯ′１Ｐに対し、θと反対方向に
ψ０＝Ｌ５・θ／Ｌ４
だけ捩られる。In this invention, as shown in FIG. 1 and FIG.
, R is the length from the connection point Q of the link 15 to the tip P of the protruding piece 12 of the air spring mounting plate 7.
3. The distance from the axis X2-X2 passing through the rotation center O1 of the air spring 1 and parallel to the axis X1-X1 to the tip portion P of the protruding piece 12 is L4, and the distance between the axis X1-X1 and the axis X2-X2 is L5. , when the length from the tip R of the link 13 to the tip P of the protruding piece 12 is L6, when the tip P of the air spring mounting plate 7 is only fixed to the side beam 2 of the bogie frame,
The side beam 2 of the bogie frame is rotated counterclockwise by θ around the bogie center O0.
When the air spring 1 is rotated by rad, as shown in Fig.
O connects the lower mounting center O''1 of P and the position P' after P's movement.
``1P'' is twisted by ψ0=L5·θ/L4 in the direction opposite to θ with respect to O'1P connecting the upper mounting center O'1 of the air spring 1 and P.
しかし、本発明に示すようにリンク機構１３゜１４．１
５を空気バネ取付板７の先端部分Ｐに結合しておけば、
台車枠側梁２が台車中心Ｏ０のまわりにθｒａｄ回転す
ると、台車枠側梁２に平行なリンク１３は第４図に示す
ようにＬ１・θだけリンク１４の下端Ｒをリンク１５と
の枢着点Ｑのまわりに移動する。However, as shown in the present invention, the link mechanism 13°14.1
5 to the tip P of the air spring mounting plate 7,
When the bogie frame side beam 2 rotates by θrad around the bogie center O0, the link 13 parallel to the bogie frame side beam 2 pivots the lower end R of the link 14 to the link 15 by L1·θ as shown in FIG. Move around point Q.
この移動により空気バネ１の下側は空気バネ取付板７と
ともに、リンク１４により
だけθと同方向に回転される。Due to this movement, the lower side of the air spring 1 is rotated together with the air spring mounting plate 7 only by the link 14 in the same direction as θ.
したがって、空気バネ１の上下には の捩れ角が生ずることになる。Therefore, the upper and lower parts of air spring 1 are This results in a twist angle of .
台車枠側梁２の回転後の空気バネ１の捩れをなくすには
ψ＝０
とすればよくθ≠０より
という条件を満足するように各寸法を適当に定めればよ
い。In order to eliminate twisting of the air spring 1 after rotation of the bogie frame side beam 2, it is sufficient to set ψ=0, and each dimension may be appropriately determined so as to satisfy the condition that θ≠0.
第５図は上記実施例の変形で、空気バネ１０回転中心０
１ を第１図の場合より車体３の回転中心Ｏ０方に移動
させるとともに、空気バネ取付板７に固着した長方形の
摩擦板またはすり板１１を台車枠側梁２側に対して摺接
させたものである。FIG. 5 shows a modification of the above embodiment, in which the air spring 10 has a center of rotation 0.
1 was moved toward the rotation center O0 of the car body 3 compared to the case shown in Fig. 1, and the rectangular friction plate or slide plate 11 fixed to the air spring mounting plate 7 was brought into sliding contact with the side beam 2 of the bogie frame. It is something.
この場合のψとθ、ψとθの関係および台車枠側梁２の
回転時の空気バネ１の捩れをなくす条件は前記した場合
と全く同じであり、台車が車体に対して回転したときの
空気バネの並進移動量を少なくすることができる。In this case, the relationship between ψ and θ, ψ and θ, and the conditions for eliminating twisting of the air spring 1 when the bogie frame side beam 2 rotates are exactly the same as in the above case, and when the bogie rotates with respect to the car body. The amount of translational movement of the air spring can be reduced.
第６図はこの発明の他の実施例で、上記各実施例がいず
れも空気バネ１の上側を車体３に固着し空気バネ取付板
７を空気バネ１の下側に配置した場合であるのに対し、
空気バネ１の下側を台車枠側梁２に固着し、空気バネ取
付板７を空気バネ１の上側に配置した場合を示す。FIG. 6 shows another embodiment of the present invention, in which the upper side of the air spring 1 is fixed to the vehicle body 3 and the air spring mounting plate 7 is arranged below the air spring 1 in each of the above embodiments. For,
A case is shown in which the lower side of the air spring 1 is fixed to the side beam 2 of the bogie frame, and the air spring mounting plate 7 is arranged above the air spring 1.
この場合の空気バネ取付板７を操作するリンク機構は、
それぞれ一端を台車枠側梁２と車体３に枢着したリンク
１３と１５を回転可能に結合するとともに、リンク１５
の中間部Ｓと空気バネ取付板７の先端部分Ｐとをリンク
１４′で回転可能に結合して構成する。The link mechanism for operating the air spring mounting plate 7 in this case is as follows:
Links 13 and 15, each having one end pivotally connected to the bogie frame side beam 2 and the car body 3, are rotatably coupled, and the link 15
The intermediate portion S of the air spring mounting plate 7 and the tip portion P of the air spring mounting plate 7 are rotatably connected by a link 14'.
この構成の実施例においては、台車枠側梁２が台車中心
Ｏ０のまわりに反時計方向にθｒａｄ回転すると、空気
バネ１の下側も台車枠側梁２と一体にθｒａｄ回転する
が、同時に台車枠側梁２に平行に取付けたリンク１３が
Ｌ１・θだけ移動し、この移動はリンク１５，１４′を
介して空気バネ１の上側をθと同方向に
だけ回転させる。In the embodiment with this configuration, when the bogie frame side beam 2 rotates by θrad counterclockwise around the bogie center O0, the lower side of the air spring 1 also rotates by θrad together with the bogie frame side beam 2, but at the same time, the bogie frame The link 13 attached parallel to the frame side beam 2 moves by L1·θ, and this movement rotates the upper side of the air spring 1 only in the same direction as θ via the links 15, 14'.
したがって、空気バネ１の上下に生ずる捩れ角ψは となる。Therefore, the torsion angle ψ generated above and below the air spring 1 is becomes.
台車枠側梁２の回転後の空気バネ１の捩れをなくすには
ψ＝０
とすればよくθ≠０より
という条件を満足するように各寸法を適当に定めればよ
い。In order to eliminate twisting of the air spring 1 after rotation of the bogie frame side beam 2, it is sufficient to set ψ=0, and each dimension may be appropriately determined so as to satisfy the condition that θ≠0.
第９図は上記実施例の変形で、空気バネ１０回転中心Ｏ
１を第６図の場合より車体３の回転中心Ｏ０の方に移動
させるとともに、空気バネ取付板７に固着した長方形の
摩擦板またはすり板１１を車体３側に対して摺接させた
ものである。FIG. 9 shows a modification of the above embodiment, in which the air spring 10 has a center of rotation O
1 is moved toward the rotation center O0 of the vehicle body 3 compared to the case shown in FIG. be.
この場合の空気バネ１の捩れをなくす条件も前記した場
合と全く同じであり、第５図の場合と同様に空気バネの
並進移動量を少なくすることができる。The conditions for eliminating twisting of the air spring 1 in this case are exactly the same as in the case described above, and the amount of translational movement of the air spring can be reduced as in the case of FIG.
この発明は以上の構成であるから、台車が車体に対して
回転し空気バネに捩れが生じても、台車の回転に連動さ
せて空気バネの上または下側をリンク機構により回転さ
せて空気バネの捩れを確実に防止することができるとと
もに、空気バネの上または下側に配置した摩擦板にリン
ク機構で回転を与えて、その摩擦回転抵抗を台車の回転
抑制に有効に利用することができる。Since this invention has the above configuration, even if the bogie rotates with respect to the car body and the air spring is twisted, the upper or lower side of the air spring is rotated by the link mechanism in conjunction with the rotation of the bogie, and the air spring is rotated. It is possible to reliably prevent twisting of the air spring, and by applying rotation to the friction plate placed above or below the air spring using a link mechanism, the frictional rotational resistance can be effectively used to suppress the rotation of the trolley. .
したがって、空気バネの捩れによる損傷を著しく少なく
するとともに、蛇行動を抑制して車両の乗り心地を良く
することができるなどの効果を奏する。Therefore, it is possible to significantly reduce damage caused by twisting of the air spring, and also to suppress snaking motion to improve the riding comfort of the vehicle.
その上、変形実施例として示したように、空気バネの回
転中心を車体の回転中心の方に移動させることにより、
台車が車体に対して回転しても、空気バネをリンク機構
で空気バネの回転中心のまわりに回転させて、空気バネ
ゴム膜に加えられる並進ずれをも小さくすることができ
る。Furthermore, as shown in the modified embodiment, by moving the rotation center of the air spring toward the rotation center of the vehicle body,
Even when the trolley rotates with respect to the vehicle body, the air spring can be rotated around the rotation center of the air spring by the link mechanism, and the translational shift applied to the air spring rubber membrane can also be reduced.
第１図はこの発明の一実施例の平面図、第２図は同正面
図、第３図と第４図はリンク機構の作動説明図、第５図
は第１図の変形実施例で、ａは要部平面図、ｂは同正面
図、Ｃは同側面図、第６図は他の実施例の平面図、第７
図は同正面図、第８図はリンク機構の作動説明図、第９
図は第６図の変形実施例で、ａは要部平面図、ｂは同正
面図、ｃは同側面図である。
１・・・空気バネ、２・・・台車枠側梁、３・・・車体
、４・・・横梁、７・・・空気バネ取付板、９・・・受
板、１０・・・すり板、１１・・・摩擦板、１２・・・
突出片、１３゜１４．１４′、１５・・・リンク、Ｏｏ
・・・台車の回転中心、Ｐ・・・突出片先端。FIG. 1 is a plan view of one embodiment of the invention, FIG. 2 is a front view of the same, FIGS. 3 and 4 are explanatory diagrams of the operation of the link mechanism, and FIG. 5 is a modified embodiment of FIG. 1. a is a plan view of the main part, b is a front view of the same, C is a side view of the same, FIG. 6 is a plan view of another embodiment, and FIG.
The figure is a front view of the same, Figure 8 is an explanatory diagram of the operation of the link mechanism, and Figure 9 is an illustration of the operation of the link mechanism.
The figures show a modified embodiment of FIG. 6, in which a is a plan view of the main part, b is a front view of the same, and c is a side view of the same. 1... Air spring, 2... Bogie frame side beam, 3... Car body, 4... Cross beam, 7... Air spring mounting plate, 9... Receiver plate, 10... Slide plate , 11... friction plate, 12...
Projecting piece, 13°14.14', 15...link, Oo
... Center of rotation of the cart, P ... Tip of the protruding piece.
Claims (1)
スタ−レス台車において、空気バネ１の上下いずれか一
方を車体３または台車枠２に取付は他方に空気バネ取付
板７を設けるとともに、この空気バネ取付板７に台車枠
２または車体３の受板９に対して摺動し得るすり板１１
を固着し、さらに空気バネ取付板７の突出片１２先端Ｐ
に枢着したリンク１４の一端を、一端が台車枠２側梁に
枢着されたリンク１３の他端と結合し、また前記リンク
１４の他端を一端が車体３に枢着されたリンク１５の他
端と結合したことを特徴とするボルスタ−レス台車の空
気バネ捩れ防止装置。 ２ 空気バネ取付板７が、台車の回転中心に近い台車枠
の横梁４または車体３に回動自在に保持された特許請求
の範囲第１項記載のボルスタ−レス台車の空気バネ捩れ
防止装置。[Claims] 1. In a bolsterless bogie in which an air spring 1 is provided between a car body 3 and a bogie frame 2, if either the upper or lower side of the air spring 1 is attached to the car body 3 or the bogie frame 2, air is attached to the other side. A spring mounting plate 7 is provided, and a slide plate 11 that can slide against the receiving plate 9 of the bogie frame 2 or the car body 3 is provided on the air spring mounting plate 7.
, and then the tip P of the protruding piece 12 of the air spring mounting plate 7.
One end of the link 14 is connected to the other end of the link 13, one end of which is pivotally connected to the side beam of the bogie frame 2, and the other end of the link 14 is connected to a link 15, one end of which is pivotally connected to the vehicle body 3. An air spring twist prevention device for a bolsterless truck, characterized in that the device is connected to the other end of the air spring. 2. The air spring torsion prevention device for a bolsterless bogie according to claim 1, wherein the air spring mounting plate 7 is rotatably held on the cross beam 4 of the bogie frame or the car body 3 near the center of rotation of the bogie.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP54003301A JPS5811342B2 (en) | 1979-01-12 | 1979-01-12 | Air spring torsion prevention device for bolsterless trolleys |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP54003301A JPS5811342B2 (en) | 1979-01-12 | 1979-01-12 | Air spring torsion prevention device for bolsterless trolleys |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5594850A JPS5594850A (en) | 1980-07-18 |
| JPS5811342B2 true JPS5811342B2 (en) | 1983-03-02 |
Family
ID=11553537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP54003301A Expired JPS5811342B2 (en) | 1979-01-12 | 1979-01-12 | Air spring torsion prevention device for bolsterless trolleys |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5811342B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5607433B2 (en) * | 2010-06-15 | 2014-10-15 | 日本車輌製造株式会社 | Railway vehicle |
| JP7094626B2 (en) * | 2018-07-24 | 2022-07-04 | 川崎車両株式会社 | Bolsterless bogie |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5750602Y2 (en) * | 1977-04-07 | 1982-11-05 |
-
1979
- 1979-01-12 JP JP54003301A patent/JPS5811342B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5594850A (en) | 1980-07-18 |
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