ES2341754T3 - MOTOR SHAFT SYSTEM WITH MOVABLE WHEELS FOR VEHICLE OR RAILWAY. - Google Patents
MOTOR SHAFT SYSTEM WITH MOVABLE WHEELS FOR VEHICLE OR RAILWAY. Download PDFInfo
- Publication number
- ES2341754T3 ES2341754T3 ES01500017T ES01500017T ES2341754T3 ES 2341754 T3 ES2341754 T3 ES 2341754T3 ES 01500017 T ES01500017 T ES 01500017T ES 01500017 T ES01500017 T ES 01500017T ES 2341754 T3 ES2341754 T3 ES 2341754T3
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- bearing
- wheel
- tubular part
- whose
- drive
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- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000003319 supportive effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 3
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F7/00—Rail vehicles equipped for use on tracks of different width
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arrangement And Driving Of Transmission Devices (AREA)
- Rolling Contact Bearings (AREA)
- Mounting Of Bearings Or Others (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Vehicle Body Suspensions (AREA)
- Friction Gearing (AREA)
Abstract
Sistema de eje motor con ruedas desplazables para vehículo ferroviario, caracterizado porque comprende un eje corto (E) cuya mangueta (1) está montada en una pieza de soporte de carga con interposición de un primer rodamiento (2); una pieza tubular (4) montada de manera solidaria en dicho eje (E), en uno de cuyos extremos va calada una rueda (R), presentando dicha pieza tubular (4) una zona extrema (5), opuesta a la de montaje de la rueda (R), de mayor diámetro y con un dentado exterior (5'') de dientes rectos; un segundo rodamiento (7) calado sobre la pieza tubular (4), hacia la mitad de la longitud total de ésta, con sendos rodamientos axiales (8) dispuestos a uno y otro lado del mismo; una caja (9) de rodamientos que aloja dicho segundo rodamiento (7) y dichos rodamientos axiales (8), provista, en sus paredes delantera y trasera, de sendas protuberancias (10) destinadas a cooperar con los vástagos de un cerrojo inmovilizador de la rueda (R) en posiciones correspondientes a los distintos anchos de vía; y un sistema flotante de eje hueco (H) que, por uno de sus extremos, engrana con dicho dentado exterior (5'') del primer extremo de dicha pieza tubular (4) y que está destinado a comunicar a ésta el accionamiento transmitido desde un motor de tracción mediante un conjunto de engranaje cónico (11, 12), cuya corona (12) es solidaria de la envuelta exterior (HE) de dicho sistema flotante de eje hueco (H) y cuyo piñón (11) está montado en el árbol de transmisión del motor de tracción para accionamiento de la rueda (R).Drive axle system with movable wheels for railway vehicles, characterized in that it comprises a short axle (E) whose sleeve (1) is mounted on a load bearing part with interposition of a first bearing (2); a tubular part (4) mounted in a solidarity manner on said axis (E), at one of whose ends a wheel (R) is drawn, said tubular part (4) presenting an end zone (5), opposite to the assembly of the wheel (R), of greater diameter and with an external teeth (5 '') of straight teeth; a second bearing (7) open on the tubular part (4), towards half of the total length of the latter, with two axial bearings (8) arranged on either side of it; a bearing housing (9) housing said second bearing (7) and said axial bearings (8), provided on its front and rear walls, with protuberances (10) intended to cooperate with the stems of an immobilizer bolt of the wheel (R) in positions corresponding to the different track widths; and a hollow shaft floating system (H) which, by one of its ends, meshes with said outer teeth (5 '') of the first end of said tubular part (4) and which is intended to communicate to it the drive transmitted from a traction motor by means of a bevel gear assembly (11, 12), whose crown (12) is integral with the outer shell (HE) of said hollow shaft floating system (H) and whose pinion (11) is mounted on the drive shaft of the drive motor for wheel drive (R).
Description
Sistema de eje motor con ruedas desplazables para vehículo ferroviario.Drive axle system with movable wheels for railway vehicle.
La invención se refiere a un nuevo sistema de eje motor con ruedas independientes desplazables para vehículo ferroviario, utilizable en vías de anchos diferentes.The invention relates to a new system of motor axle with independent movable wheels for vehicle railway, usable on tracks of different widths.
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Se conocen ya en el campo de los ferrocarriles sistemas de rodadura con ruedas desplazables axialmente que le permiten a un vehículo ferroviario circular por vías de diferentes anchuras. En particular, la solicitante ha desarrollado diversos sistemas de esta clase, entre los que se encuentra, por ejemplo, el descrito en la patente FR-A-1 558 329, que se refiere a un bogie monoeje con separación variable entre las ruedas.They are already known in the field of railways rolling systems with axially movable wheels that allow a railroad vehicle to circulate on different routes widths In particular, the applicant has developed various systems of this class, among which is, for example, the described in patent FR-A-1 558 329, which refers to a single axle bogie with variable separation between the wheels.
Por otra parte, en la técnica existen diversas disposiciones de tracción para vehículos ferroviarios, del tipo denominado "tracción diseminada" o "tracción distribuida", según las cuales la totalidad o gran parte de los ejes de un tren compuesto por varias unidades son ejes motores, en lugar de serlo únicamente los ejes correspondientes a la o a las cabezas tractoras. Un ejemplo de esta técnica se encuentra en EP-A-0 825 085, que se refiere a un bogie tractor equipado con un eje extensible dentado que va montado entre cada par de ruedas opuestas y al que se transmite el par de tracción generado por un motor para hacer así girar a las ruedas.On the other hand, in the technique there are several traction arrangements for rail vehicles, of the type called "disseminated traction" or "distributed traction", according to which all or much of the axes of a train composed of several units are drive shafts, instead of being only the axes corresponding to the head or heads tractors An example of this technique is found in EP-A-0 825 085, which refers to a Bogie tractor equipped with an extended toothed axle that is mounted between each pair of opposite wheels and to which the pair of traction generated by an engine to rotate at wheels.
Un bogie similar se describe en el documento EP-A-0 857 636.A similar bogie is described in the document EP-A-0 857 636.
Los sistemas descritos en los documentos que se acaban de citar encuentran una aplicación particular en el caso de rodaduras ferroviarias tipo TALGO® en las que, como es sabido, cada rueda está calada en un eje corto alojado por sus extremos en sendas cajas, interior y exterior, de rodamientos. Estas rodaduras van incorporadas en la unión entre dos vehículos ferroviarios.The systems described in the documents that are just cited find a particular application in the case of railings type TALGO® in which, as is known, each wheel is set in a short axle housed at its ends in two inner and outer boxes of bearings. These shots they are incorporated in the union between two railway vehicles.
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El sistema de la presente invención tiene como objeto proporcionar un eje de rueda independiente, desplazable, del tipo que forma parte de una rodadura TALGO® o similar, que incorpora también la función de eje motor de la clase perteneciente a un sistema ferroviario de tracción diseminada o distribuida.The system of the present invention has as object to provide an independent, movable wheel axle of the type that is part of a TALGO® or similar tread, which incorporates also the motor shaft function of the class belonging to a Railway system of disseminated or distributed traction.
Así, el sistema de acuerdo con la invención está constituido, básicamente, por: un eje corto cuya mangueta está montada en una pieza de soporte de carga con interposición de un primer rodamiento; una pieza tubular montada de manera solidaria en dicho eje, en uno de cuyos extremos va calada una rueda, presentando dicha pieza tubular una zona extrema, opuesta a la de montaje de la rueda, de mayor diámetro y con un dentado exterior de dientes rectos; un segundo rodamiento calado sobre la pieza tubular, hacia la mitad de la longitud total de ésta, con sendos rodamientos axiales dispuestos a uno y otro lado del mismo; una caja que aloja dicho segundo rodamiento y dichos rodamientos axiales, que está provista, en sus paredes delantera y trasera, de sendas protuberancias que cooperan con los vástagos de un cerrojo inmovilizador de la rueda en posiciones correspondientes a los distintos anchos de vía; y un sistema flotante de eje hueco que, por uno de sus extremos, engrana con dicho dentado exterior del primer extremo de dicha pieza tubular y que está destinado a comunicar a ésta el accionamiento transmitido desde un motor de tracción mediante un conjunto de engranaje cónico, cuya corona es solidaria de la envuelta exterior de dicho sistema flotante de eje hueco y cuyo piñón está montado en el árbol de transmisión del motor de tracción para accionamiento de la rueda.Thus, the system according to the invention is consisting basically of: a short shaft whose sleeve is mounted on a load bearing part with interposition of a first bearing; a tubular piece mounted in a solidary manner in said axle, at one of whose ends a wheel is drawn, presenting said tubular part an extreme area, opposite to the assembly of the wheel, larger diameter and with an outer teeth teeth straight a second openwork bearing on the tubular part, towards half of its total length, with two bearings axial arranged on either side of it; a box that houses said second bearing and said axial bearings, which is provided, on its front and rear walls, with paths bumps that cooperate with the bolt stems wheel immobilizer in positions corresponding to the different track widths; and a floating hollow shaft system that, by one of its ends, meshes with said outer teeth of the first end of said tubular piece and which is intended to communicate to this is the drive transmitted from a traction motor by means of a bevel gear assembly, whose crown is integral of the outer shell of said hollow shaft floating system and whose pinion is mounted on the drive shaft of the engine wheel drive traction.
De acuerdo con una realización preferida de la invención, dicha pieza de soporte de carga que monta la mangueta del eje y dicha caja que aloja dicho segundo rodamiento y dichos rodamientos axiales, forman parte de un bastidor de soporte de carga que las hace mutuamente solidarias.According to a preferred embodiment of the invention, said load bearing part that mounts the sleeve of the shaft and said housing housing said second bearing and said axial bearings, are part of a support frame of burden that makes them mutually supportive.
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La invención aparece ilustrada en los dibujos adjuntos en los que:The invention is illustrated in the drawings attachments in which:
- la figura 1 muestra una vista en alzado, en sección parcial, de un sistema de eje de acuerdo con una variante preferida de la invención,- Figure 1 shows an elevation view, in partial section, of an axis system according to a variant preferred of the invention,
- la figura 1A ilustra una vista en sección transversal tomada por la línea A-A de la fig. 1, y- Figure 1A illustrates a sectional view cross section taken along line A-A in fig. one, Y
- la figura 2 muestra una vista en planta, en sección parcial, del sistema de acuerdo con el invento representado en la fig. 1.- Figure 2 shows a plan view, in partial section of the system according to the invention represented in fig. one.
Haciendo referencia, en primer lugar, a la fig. 1 de los dibujos, en ella se ilustra con 1 la mangueta de un eje corto E, calada en un rodamiento 2 que soporta la carga vertical transmitida a través del bastidor 3. Este rodamiento está alojado en la caja exterior de rodamientos, provista a su vez de un patín 13 de deslizamiento cuya misión se explicará en lo que sigue.Referring, first, to fig. 1 of the drawings, it illustrates with 1 the shaft shaft short E, set in a bearing 2 that supports the vertical load transmitted through frame 3. This bearing is housed in the outer bearing housing, provided with a skate 13 Sliding whose mission will be explained in what follows.
Montada de manera solidaria en el eje E hay una pieza tubular 4 que lleva calada, en su extremo próximo a la caja exterior de rodamientos, una rueda R solidaria de dicha pieza tubular 4. El extremo contrario de la pieza tubular 4, indicado con 5 en la fig. 1, presenta una zona de diámetro agrandado provista, en su superficie exterior, de un dentado 5', de dientes rectos, destinados a engranar con un dentado interno 6' previsto en la cara interna del extremo de un tramo 6 de un sistema flotante de eje hueco designado, en general, con H.Mounted in solidarity on the E axis there is a tubular piece 4 that has an openwork, at its end near the box outside of bearings, a wheel R integral with said piece tubular 4. The opposite end of tubular part 4, indicated by 5 in fig. 1, has an enlarged diameter zone provided, in its outer surface, of a teeth 5 ', of straight teeth, intended to engage with an internal teeth 6 'provided on the face internal end of a section 6 of a floating shaft system designated hollow, in general, with H.
Calados en dicha pieza tubular 4, entre la rueda R y el extremo 5 de mayor diámetro de la misma, hay previsto un rodamiento central de rodillos 7, a cada lado del cual están dispuestos rodamientos axiales 8. Dichos rodamientos 7, 8 están alojados en una caja 9 provista en sus caras delantera y trasera, según la dirección de marcha, de sendas protuberancias 10 (véase la fig. 1A) destinadas a desplazarse axialmente en canales de guía formados a tal efecto en el alojamiento de soporte 16 del bastidor 3 de soporte de carga.Drafts in said tubular part 4, between the wheel R and the larger diameter end 5 thereof, a central roller bearing 7, on each side of which they are arranged axial bearings 8. Such bearings 7, 8 are housed in a box 9 provided on its front and rear faces, according to the direction of travel of the protuberances 10 (see fig. 1A) intended to move axially in guide channels formed for this purpose in the support housing 16 of the frame 3 load carrier.
La disposición de la pieza 4, la rueda R y los rodamientos 7, 8 es tal que todo el conjunto puede deslizar axialmente de manera solidaria con el eje E mientras los dientes de los dentados 5', 6' se mantienen en toma constante.The layout of part 4, the R wheel and the bearings 7, 8 is such that the whole assembly can slide axially in solidarity with the E axis while the teeth of the teeth 5 ', 6' are kept constant.
El tramo 6 del sistema flotante H de eje hueco es accionado a rotación a partir del grupo cónico constituido por el piñón 11, solidario del árbol de transmisión de un motor de tracción (no mostrado), y la corona 12, calada sobre la envuelta exterior HE de dicho sistema flotante H de eje hueco.Section 6 of the hollow shaft floating system H it is driven by rotation from the conical group constituted by the pinion 11, integral with the transmission shaft of an engine of traction (not shown), and crown 12, open on the shell HE exterior of said hollow shaft floating system H.
En la fig. 1A se muestra una vista en sección tomada por la línea A-A de la fig. 1, en la que se representa con mayor detalle el montaje de la caja 9 de rodamientos, que encierra los rodamientos 7, 8, a deslizamiento en el alojamiento 16 conformado para ello en el bastidor de soporte 3. Dicha caja 9 de rodamientos coopera, a través de dichas protuberancias 10, con un cerrojo de enclavamiento 14 sobre el que está destinada a actuar una pieza 15 prevista en la vía con el fin de conseguir el cambio de ancho de vía del vehículo ferroviario.In fig. 1A a sectional view is shown taken along line A-A in fig. 1, in which represents in greater detail the assembly of the box 9 of bearings, which encloses bearings 7, 8, to slide in the housing 16 formed for this in the support frame 3. Said box 9 of bearings cooperates, through said protuberances 10, with an interlocking bolt 14 on which it is intended to act a piece 15 provided on the track in order to achieve the change of track width of the railway vehicle.
El proceso de paso de las ruedas de un ancho de vía al otro se realizará en cooperación con cualquiera de los cambiadores actualmente existentes para este tipo de rodaduras, e incluye, como ya es conocido en la técnica, las siguientes operaciones:The process of passing the wheels of a width of the other will be done in cooperation with any of the Currently existing changers for this type of rolling, and includes, as is known in the art, the following operations:
- --
- descarga de las ruedas R, apoyándose cada bastidor 3 sobre sus patines 13 de deslizamiento contra piezas previstas a tal efecto en la vía;R wheel unloading, leaning each frame 3 on its skids 13 sliding against parts provided for this purpose on the road;
- --
- descenso de cada uno de los cerrojos 14, con lo que se consigue el desbloqueo axial de la caja 9 de rodamientos y, por tanto, del conjunto unitario constituido por dicha caja 9 con sus rodamientos 7, 8, la pieza tubular 4 y la rueda R;lowering of each of the bolts 14, whereby the axial unlocking of the box 9 of bearings and, therefore, of the unit set consisting of said box 9 with its bearings 7, 8, the tubular part 4 and the wheel R;
- --
- traslación axial de dicho conjunto unitario 4, 7, 8, 9 y R para acercarlo o separarlo respecto de la caja exterior de rodamientos en que está alojada la mangueta 1, según se desee aumentar o reducir, respectivamente, el ancho de vía;axial translation of said assembly unit 4, 7, 8, 9 and R to approach or separate it from the outer bearing housing in which the sleeve 1 is housed, as desired to increase or decrease, respectively, the width of via;
- --
- bloqueo axial de dicho conjunto 4, 7, 8, 9 y R merced al ascenso de los cerrojos, que se aplican contra las protuberancias 10 en la nueva posición axial de la caja de rodamientos 9 respecto al alojamiento 16 del bastidor de soporte 3, al abandonar los patines 13 dichas piezas previstas en la vía; yaxial locking of said assembly 4, 7, 8, 9 and R thanks to the rise of the locks, which are applied against protrusions 10 in the new axial position of the box bearings 9 with respect to housing 16 of support frame 3, on leaving the skates 13 said parts provided on the track; Y
- --
- apoyo de las ruedas R sobre los carriles de rodadura en la vía de nuevo ancho.support for of the R wheels on the raceways on the track again width.
A la vista de la secuencia de operaciones que acaba de describirse, resultará evidente que el desplazamiento axial del conjunto 4, 7, 8, 9 y R se realiza sin que, en ningún momento, los dientes rectos 5' de la pieza tubular 4 dejen de estar engranados con los dientes internos 6' correspondientes del tramo 6 del sistema flotante de eje hueco, por lo que, en todo momento, el motor de tracción del eje de acuerdo con el invento seguirá accionando a rotación a la rueda R merced a la disposición que se acaba de describir.In view of the sequence of operations that just described, it will be clear that the displacement axial of the set 4, 7, 8, 9 and R is performed without, in any moment, the straight teeth 5 'of the tubular part 4 cease to be engaged with the corresponding internal teeth 6 'of section 6 of the hollow shaft floating system, so, at all times, the shaft drive motor according to the invention will follow by rotating the wheel R thanks to the arrangement that just described.
Los expertos en la técnica comprenderán que en la descripción anterior de la realización actualmente preferida de la invención, facilitada únicamente con fines ilustrativos, podrán llevarse a cabo modificaciones que no dejarán de estar dentro del alcance de la presente invención, según queda definido por el contenido de las reivindicaciones adjuntas.Those skilled in the art will understand that in the above description of the currently preferred embodiment of the invention, provided for illustrative purposes only, may carry out modifications that will not cease to be within the scope of the present invention, as defined by the content of the appended claims.
Claims (2)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES200000156 | 2000-01-26 | ||
| ES200000156A ES2192107B1 (en) | 2000-01-26 | 2000-01-26 | MOTOR SHAFT SYSTEM WITH MOVABLE WHEELS FOR RAILWAY VEHICLE. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2341754T3 true ES2341754T3 (en) | 2010-06-28 |
Family
ID=8492048
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES200000156A Expired - Fee Related ES2192107B1 (en) | 2000-01-26 | 2000-01-26 | MOTOR SHAFT SYSTEM WITH MOVABLE WHEELS FOR RAILWAY VEHICLE. |
| ES01500017T Expired - Lifetime ES2341754T3 (en) | 2000-01-26 | 2001-01-16 | MOTOR SHAFT SYSTEM WITH MOVABLE WHEELS FOR VEHICLE OR RAILWAY. |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES200000156A Expired - Fee Related ES2192107B1 (en) | 2000-01-26 | 2000-01-26 | MOTOR SHAFT SYSTEM WITH MOVABLE WHEELS FOR RAILWAY VEHICLE. |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1120325B1 (en) |
| AT (1) | ATE458656T1 (en) |
| DE (1) | DE60141369D1 (en) |
| ES (2) | ES2192107B1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2346945B1 (en) * | 2008-04-29 | 2011-12-23 | Patentes Talgo, S.L. | VARIABLE WIDTH BOGIE WITH ROTATING AXLES AND FIXED INSTALLATION FOR VIA WIDTH CHANGE. |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1248694A (en) * | 1959-12-30 | 1960-12-23 | Mechanical system to automatically change the gauge of the running gear of railway wagons | |
| FR1558329A (en) | 1966-10-19 | 1969-02-28 | ||
| JPH08253147A (en) * | 1995-03-20 | 1996-10-01 | Fuji Heavy Ind Ltd | Variable gauge track of railway rolling stock |
| ES2133224B1 (en) * | 1996-08-14 | 2000-04-16 | Talgo Patentes | "BOGIE TRACTOR WITH BUILT-IN WIDTH CHANGE SYSTEM" |
| ES2212154T3 (en) * | 1997-02-10 | 2004-07-16 | Sumitomo Metal Industries, Ltd. | INTERCHANGEABLE WIDTH BOGIE FOR A FRAME. |
| JP3893187B2 (en) * | 1997-04-22 | 2007-03-14 | 財団法人鉄道総合技術研究所 | Rail vehicle variable gauge truck |
-
2000
- 2000-01-26 ES ES200000156A patent/ES2192107B1/en not_active Expired - Fee Related
-
2001
- 2001-01-16 AT AT01500017T patent/ATE458656T1/en not_active IP Right Cessation
- 2001-01-16 EP EP20010500017 patent/EP1120325B1/en not_active Expired - Lifetime
- 2001-01-16 ES ES01500017T patent/ES2341754T3/en not_active Expired - Lifetime
- 2001-01-16 DE DE60141369T patent/DE60141369D1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| ES2192107A1 (en) | 2003-09-16 |
| ATE458656T1 (en) | 2010-03-15 |
| ES2192107B1 (en) | 2005-02-16 |
| EP1120325A3 (en) | 2008-10-15 |
| EP1120325A2 (en) | 2001-08-01 |
| DE60141369D1 (en) | 2010-04-08 |
| EP1120325B1 (en) | 2010-02-24 |
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