CA3249315A1 - Railway braking system for a railway vehicle having brakes with at least one shoe, and railway vehicle provided with such a system - Google Patents
Railway braking system for a railway vehicle having brakes with at least one shoe, and railway vehicle provided with such a systemInfo
- Publication number
- CA3249315A1 CA3249315A1 CA3249315A CA3249315A CA3249315A1 CA 3249315 A1 CA3249315 A1 CA 3249315A1 CA 3249315 A CA3249315 A CA 3249315A CA 3249315 A CA3249315 A CA 3249315A CA 3249315 A1 CA3249315 A1 CA 3249315A1
- Authority
- CA
- Canada
- Prior art keywords
- railway
- braking system
- shoe
- interface mechanism
- brake cylinder
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
- B60T1/04—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting directly on tread
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H1/00—Applications or arrangements of brakes with a braking member or members co-operating with the periphery of the wheel rim, a drum or the like
- B61H1/003—Applications or arrangements of brakes with a braking member or members co-operating with the periphery of the wheel rim, a drum or the like with an actuator directly acting on a brake head
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H13/00—Actuating rail-vehicle brakes
- B61H13/20—Transmitting mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H13/00—Actuating rail-vehicle brakes
- B61H13/34—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D49/00—Brakes with a braking member co-operating with the periphery of a drum, wheel-rim, or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/04—Bands, shoes or pads; Pivots or supporting members therefor
- F16D65/06—Bands, shoes or pads; Pivots or supporting members therefor for externally-engaging brakes
- F16D65/062—Bands, shoes or pads; Pivots or supporting members therefor for externally-engaging brakes engaging the tread of a railway wheel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/24—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being gaseous
- B60T13/26—Compressed-air systems
- B60T13/36—Compressed-air systems direct, i.e. brakes applied directly by compressed air
- B60T13/365—Compressed-air systems direct, i.e. brakes applied directly by compressed air for railway vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/74—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
- B60T13/741—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive acting on an ultimate actuator
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Transportation (AREA)
- Braking Arrangements (AREA)
Description
Claims (12)
- 5 10 15 20 25 30 14 WO 2023/139341 PCT/FR2023/050088 REVENDICATIONS 1. Systeme de freinage ferroviaire pour un vehicule ferroviaire a freins a au moins un sabot (6), comportant un porte-sabot (3) configure pour porter ledit au moins un sabot, un cylindre de frein (2) configure pour agir sur au moins une roue (7) du vehicule ferroviaire par I’intermediaire du porte-sabot, et au moins une biellette de transmission d’effort (9) assujettie mecaniquement d’une part au cylindre de frein et d’autre part au porte-sabot, avec Ie systeme de freinage ferroviaire (1) qui est configure pour permettre au porte-sabot, par I’intermediaire de I’au moins une biellette de transmission d’effort, de se deplacer selon une direction horizontale et/ou selon une direction verticale pour suivre la position de la roue a freiner du vehicule ferroviaire ; caracterise en ce que Ie cylindre de frein est configure pour qu’en configuration de frein de parking, un effort de freinage applique sur la roue du vehicule ferroviaire est directement fonction d’un effort de freinage applique en configuration de frein de service ou d’urgence, et en ce que Ie systeme de freinage ferroviaire comporte un dispositif elastique (20) configure pour etre sollicite par Ie cylindre de frein et agissant directement sur Ie porte-sabot, ainsi qu’un mecanisme d’interface (4) interpose entre Ie cylindre de frein et Ie dispositif elastique et configure pour permettre aussi un mouvement du portesabot, au moins verticalement en translation et/ou en pivotement, pour suivre Ie mouvement de la roue a freiner du vehicule ferroviaire.
- 2. Systeme de freinage ferroviaire selon la revendication 1, caracterise en ce que Ie cylindre de frein (2) comporte un corps (10) et une tige d’actionnement (12) mobile par rapport au corps et qui est assujettie mecaniquement par une extremite libre au mecanisme d’interface (4).
- 3. Systeme de freinage ferroviaire selon I’une des revendications 1 et 2, caracterise en ce que Ie mecanisme d’interface (4) comporte un dispositif de verrouillage/deverrouillage (14) en position de la tige d’actionnement (12) du cylindre de frein (2).5 10 15 20 25 30 WO 2023/139341 15 PCT/FR2023/050088
- 4. Systeme de freinage ferroviaire selon I’une des revendications 1 a 3, caracterise en ce que Ie mecanisme d’interface (4) comporte un organe principal (32) duquel saillent lateralement une ou plusieurs pieces pivot (35) et duquel saille frontalement en direction du porte-sabot (3) une liaison glissiere (36).
- 5. Systeme de freinage ferroviaire selon la revendication 4, caracterise en ce que Ie mecanisme d’interface (4) comporte un ou plusieurs cavaliers de liaison (38) montes mobile en rotation autour de la ou des pieces pivot (35), et une ou plusieurs pieces glissiere (42) montees mobiles en translation horizontale et/ou verticale entre Ie ou les cavaliers de liaison et Ie dispositif elastique (20).
- 6. Systeme de freinage ferroviaire selon la revendication 5, caracterise en ce que la ou les pieces glissiere (42) presentent une forme en C, ayant une grande branche (43) configuree pour venir en appui contre Ie dispositif elastique (20), et deux petites branches (44) s’etendant de part et d’autre de la grande branche et formant un espace de reception du ou des cavaliers de liaison (38).
- 7. Systeme de freinage ferroviaire selon I’une des revendications 5 et 6, caracterise en ce que Ie mecanisme d’interface (4) comporte au moins un dispositif formant butee de coulissement axial pour la piece glissiere (42).
- 8. Systeme de freinage ferroviaire selon I’une quelconque des revendications 1 a 7, caracterise en ce que Ie dispositif elastique (20) et Ie mecanisme d’interface (4) sont loges dans une chambre (16) menagee dans Ie porte-sabot (3), a I’oppose d’une face de montage (5) d’un ou plusieurs sabots (6).
- 9. Systeme de freinage ferroviaire selon la revendication 8, caracterise en ce que Ie porte-sabot (3) est pourvu d’un ou plusieurs capots de fermeture (17, 18) de la chambre (16).
- 10. Systeme de freinage ferroviaire selon I’une quelconque des revendications 1 a 9, caracterise en ce que Ie dispositif elastique (20) comporte une pluralite de lames elastiques (31) disposees verticalement les unes contre les autres.
- 11. Systeme de freinage ferroviaire selon I’une quelconque des revendications 1 a 10, caracterise en ce que Ie cylindre de frein (2) comporte un mecanisme d’actionnement (4) alimente pneumatiquement et/ou electriquement.16 WO 2023/139341 PCT/FR2023/050088
- 12. Vehicule ferroviaire a frein a sabots, comportant un systeme de freinage ferroviaire (1) selon I’une quelconque des revendications 1 a 11 et qui est configure pour agir sur au moins une roue (7) du vehicule.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FRFR2200572 | 2022-01-24 | ||
| FR2200572A FR3132071B1 (fr) | 2022-01-24 | 2022-01-24 | Système de freinage ferroviaire pour véhicule ferroviaire, à freins à au moins un sabot, et véhicule ferroviaire pourvu d’un tel système |
| PCT/FR2023/050088 WO2023139341A1 (fr) | 2022-01-24 | 2023-01-23 | Système de freinage ferroviaire pour véhicule ferroviaire, à freins à au moins un sabot, et véhicule ferroviaire pourvu d'un tel système |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3249315A1 true CA3249315A1 (fr) | 2023-07-27 |
Family
ID=80999760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3249315A Pending CA3249315A1 (fr) | 2022-01-24 | 2023-01-23 | Railway braking system for a railway vehicle having brakes with at least one shoe, and railway vehicle provided with such a system |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP4469314A1 (fr) |
| CN (1) | CN118591484A (fr) |
| AU (1) | AU2023209178A1 (fr) |
| CA (1) | CA3249315A1 (fr) |
| FR (1) | FR3132071B1 (fr) |
| WO (1) | WO2023139341A1 (fr) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE434377B (sv) * | 1979-04-20 | 1984-07-23 | Sab Ind Ab | Bromsblockhallare hos ett jernvegsfordon |
| SE439469B (sv) * | 1981-10-16 | 1985-06-17 | Sab Ind Ab | Bromsblockhallare hos ett jernvegsfordon |
| DE19605853C1 (de) * | 1996-02-16 | 1997-09-11 | Knorr Bremse Systeme | Bremsklotzeinheit für Schienenfahrzeuge |
| DE19840064A1 (de) * | 1998-09-03 | 2000-03-23 | Knorr Bremse Systeme | Lamellen-Bremsklotz |
| FR2934981B1 (fr) | 2008-08-13 | 2010-09-24 | Faiveley Transp Amiens | Actionneur de frein de parking ou de secours pour frein a deverrouillage a billes |
| FR3008668B1 (fr) | 2013-07-17 | 2015-09-04 | Faiveley Transp Amiens | Systeme de freinage ferroviaire et procede de freinage d'un vehicule ferroviaire comportant un tel systeme |
-
2022
- 2022-01-24 FR FR2200572A patent/FR3132071B1/fr active Active
-
2023
- 2023-01-23 AU AU2023209178A patent/AU2023209178A1/en active Pending
- 2023-01-23 WO PCT/FR2023/050088 patent/WO2023139341A1/fr not_active Ceased
- 2023-01-23 CA CA3249315A patent/CA3249315A1/fr active Pending
- 2023-01-23 EP EP23706398.7A patent/EP4469314A1/fr active Pending
- 2023-01-23 CN CN202380018447.9A patent/CN118591484A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP4469314A1 (fr) | 2024-12-04 |
| FR3132071A1 (fr) | 2023-07-28 |
| FR3132071B1 (fr) | 2025-03-14 |
| AU2023209178A1 (en) | 2024-08-22 |
| WO2023139341A1 (fr) | 2023-07-27 |
| CN118591484A (zh) | 2024-09-03 |
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Legal Events
| Date | Code | Title | Description |
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