EP3403897B1 - Befestigungsvorrichtung eines betätigungszylinders eines magnetischen gleitkörpers des drehgestells eines schienenfahrzeugs, entsprechendes drehgestell und entsprechendes schienenfahrzeug - Google Patents

Befestigungsvorrichtung eines betätigungszylinders eines magnetischen gleitkörpers des drehgestells eines schienenfahrzeugs, entsprechendes drehgestell und entsprechendes schienenfahrzeug Download PDF

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Publication number
EP3403897B1
EP3403897B1 EP18172439.4A EP18172439A EP3403897B1 EP 3403897 B1 EP3403897 B1 EP 3403897B1 EP 18172439 A EP18172439 A EP 18172439A EP 3403897 B1 EP3403897 B1 EP 3403897B1
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EP
European Patent Office
Prior art keywords
frame
cylinder
bogie
connection
magnetic shoe
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.)
Active
Application number
EP18172439.4A
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English (en)
French (fr)
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EP3403897A1 (de
Inventor
Bruno CARON
Guillaume ITASSE
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SNCF Mobilites
Alstom Transport Technologies SAS
Original Assignee
SNCF Mobilites
Alstom Transport Technologies SAS
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Application filed by SNCF Mobilites, Alstom Transport Technologies SAS filed Critical SNCF Mobilites
Publication of EP3403897A1 publication Critical patent/EP3403897A1/de
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
    • B61H7/00—Brakes with braking members co-operating with the track
    • B61H7/02—Scotch blocks, skids, or like track-engaging shoes
    • B61H7/04—Scotch blocks, skids, or like track-engaging shoes attached to railway vehicles
    • B61H7/06—Skids
    • B61H7/08—Skids electromagnetically operated
    • B61H7/086—Suspensions therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
    • B61H7/00—Brakes with braking members co-operating with the track

Definitions

  • the invention applies to the field of transport, in particular rail transport, in particular to railway vehicles equipped with bogies comprising a bogie frame and a magnetic pad actuated by jack (s).
  • the invention relates to a fastening device for a rail vehicle bogie magnetic slider actuator cylinder, the bogie comprising a frame, the magnetic slider being formed of a frame comprising a plurality of electromagnets, the jack, comprising a body and a rod, being fixed in a predetermined fixing direction to the magnetic pad frame, the fixing device comprising a first link configured to secure the jack to the bogie frame and a second link configured to secure one end bottom of the cylinder rod to the skid frame.
  • the invention also relates to a railway vehicle bogie adapted to the aforementioned fixing device.
  • the invention also relates to a railway vehicle comprising such a bogie.
  • the figures 1 and 2 illustrate more precisely the state of the art of fastening devices for such bogie cylinders.
  • the figure 1 represents a perspective view of the magnetic pad 10.
  • a magnetic pad 10 comprises a frame 12, for example of rectangular shape, comprising an opening 14 flanked by two transverse crosspieces 12A and 12B and two longitudinal crosspieces 12C and 12D (ie parallel to the rails (X direction) on which the railway vehicle bogie is able to move).
  • the magnetic pad frame 10 comprises a power supply sheath 15 and, according to the example of FIG. figure 1 , according to its width on the longitudinal crosspieces 12C and 12D a plurality of electromagnets 16 supplied with current by the clean current to traverse the electrical sheath 15.
  • Four jacks 18 are configured to allow the application (i.e. the lowering) while braking and the bearing of the shoe 10 at the end of braking of the railway vehicle not shown.
  • each jack 18 is secured on the one hand to the bogie frame (not shown) by means of a first connection 20, a first end of which is fixed to the upper end of the jack body 18 and the second end is fixed by screwing to the bogie frame by means of a connecting plate 22.
  • each jack 18 is secured to the frame 12 of magnetic pad 10 by means of a second link 24.
  • the figure 2 is a sectional view of a portion 26, as shown in FIG. figure 1 , magnetic pad 10 comprising a jack 18 in the high position.
  • the upper articulation 28 and the lower articulation 30 of the jack cooperate respectively with the frame connecting plate 22 and the second connection 24 to the frame 12 of the magnetic pad 10.
  • the bogie frame is most often very congested in the current zone of attachment of the plate 22 of connection to the frame, in particular by a body structure, one or more secondary suspension (s), a motor of traction or pneumatic piping or associated wiring.
  • the invention aims to provide an optimization of the attachment of the cylinder to the bogie for easier maintenance, labor savings and a reduction in the immobilization time of the bogie or the train for maintenance.
  • the invention relates to a device for fastening a rail vehicle bogie magnetic slider actuator, the bogie comprising a chassis, the magnetic slider being formed of a frame comprising a plurality of electromagnets, the jack, comprising a body and a rod, being fixed in a predetermined fixing direction to the magnetic pad frame, the fixing device comprising a first link configured to secure the jack to the frame and a second link configured to secure a lower end of the cylinder rod to the magnetic pad frame.
  • the first link is configured to be attached to a lower end of the cylinder body.
  • the maintenance area is located only in the lower part of the bogie ce which makes maintenance easier.
  • the current cylinder attachment system requires, in the best case when the upper end of the cylinder body is accessible, the intervention of two separate operators a first operator dedicated to the maintenance of the connection of the end upper body of the cylinder to the chassis, and the other operator dedicated to the maintenance of the connection of the lower end of the rod to the magnetic pad frame.
  • a gain of manpower and maintenance time is thus achieved and the upper part of the chassis located at the upper end of the cylinder body is de-cluttered.
  • the subject of the invention is also a railway vehicle bogie comprising a chassis and a magnetic pad, the chassis being able to be secured to at least one actuating cylinder of the magnetic pad, the magnetic pad being formed by a frame comprising a plurality of electromagnets.
  • said at least one jack comprising a body and a rod, is fixed in a predetermined fixing direction to the magnetic pad frame by means of a fixing device as described above.
  • the invention also relates to a railway vehicle comprising at least one car and at least one bogie as mentioned above, the bogie carrying the car.
  • FIG 3 a sectional view of a railway vehicle bogie according to the invention is shown at the portion 26 comprising a jack 18 of the magnetic pad of the figure 1 previously described in connection with the state of the art.
  • the bogie comprises a frame 32 and a magnetic pad 10 as shown in FIG. figure 1 .
  • the frame 32 comprises in particular an upper portion 32A and a lower portion 32B.
  • the lower part 32B of the bogie frame 32 is easily attainable on either side of the magnetic pad frame 10 in the longitudinal direction of the bogie, or by the bottom of the bogie by an operator in a bogie maintenance pit, as placed just above the opening 14 formed in the frame 12 of the magnetic pad 10 as shown in FIG. figure 1 .
  • the jack 18 is configured to allow the application (i.e. the lowering) in braking and the raising of the magnetic pad 10 at the end of braking of the rail vehicle not shown.
  • the jack 18 is fixed in a predetermined direction of attachment to the frame 12 of the magnetic pad 10, for example, in a vertical direction Z.
  • Such a jack 18 comprises a jack body 34 comprising two ends, an upper end 36 and a lower end 38 in the vertical direction Z for fixing the jack 18 to the magnetic pad 10.
  • the jack 18 comprises a movable piston 40 attached to a cylinder rod 42.
  • a cylinder 18 is a pneumatic cylinder whose operation, known per se, will not be more detailed.
  • a hydraulic cylinder is usable.
  • a pneumatic cylinder the operation of a hydraulic cylinder, known per se, will not be more detailed.
  • the device for fastening the rail vehicle bogie magnet actuator jack 18 comprises on the one hand a first link configured to secure the lower end 38 of the jack body 34 to the bogie frame 32. and a second link configured to secure the lower end of the jack rod 42 to the magnetic pad frame 12.
  • the upper end 36 of the jack 18 remains free, or at the very least devoid of any attachment connection to the frame 32 (i.e. the upper part is free of movement).
  • the upper end 36 is for example provided with a pneumatic connection making it possible to supply the cylinder 18 with compressed gas, for example air, by means of a flexible connection, not shown, which in no way impedes the movement of the cylinder 18.
  • the first link has a first end forming an elastic hinge 44 (or elastic ball joint) around the lower end 38 of the cylinder body 34 and a second end forming a plate 46 for connection to the bogie frame 32.
  • Such an elastic articulation 44 is in particular composed of a flange (or ring) enclosing an elastic sleeve, for example made of rubber, around the lower end 38 of jack 18, and makes it possible to obtain a predetermined angular deflection along the three axes. possible rotation of the elastic articulation 44.
  • an elastic joint 44 is a joint with three degrees of freedom.
  • the plate 46 for connection to the bogie frame 32 is configured to be fixed by screwing in the lower part 32B of the bogie frame 32.
  • the chassis 32 of the bogie comprises, for this purpose, in the lower part 32B at least one housing configured to house at least one end of the first link, for example, as shown in FIG. figure 3 , to accommodate the plate 46 connecting to the frame 32 of bogie going up in the direction Z to be secured by screwing to a lower plate 48 of the bogie frame 32.
  • the housing formed in the frame 32 of the bogie corresponds in particular to an opening whose shape is adapted to match the end of the plate 46 connecting to the chassis 32 going up in the frame 32 in the direction Z.
  • the first link consisting of the elastic articulation 44 and the plate 46 for connection to the bogie frame 32, has a difference in level, (ie a difference in height in the Z direction) between the elastic articulation 44 around the lower end 38 of the cylinder body 34 and the plate 46 connecting to the bogie frame 32.
  • the first link is descending when it extends from the lower end 38 of the body 34 of the jack 18 to the plate 46 connecting the frame 32 of the bogie (ie when it is extends from the elastic hinge 44 to the plate 46).
  • the zone 50 of connection between the elastic articulation 44 and the plate 46 of connection to the frame 32 is a convex curve seen from below D of the bogie.
  • connection of the lower end of the rod 42 of the jack 18 to the magnetic pad frame 10 has a first end forming an elastic articulation 52 around the lower end of the rod 42 of cylinder 18 and a second end forming a plate 54 connecting to the frame 12 of magnetic pad.
  • the resilient hinge 52 of the second attachment link of the jack 18 to the magnetic pad frame 12 has a similar structure and properties to the resilient hinge 44 of the first attachment link of the jack 18 to the frame 32 and differs from that in particular by its dimensions, the diameter of the end 38 of the body 34 of cylinder 18 being necessarily greater than the diameter of the rod 42 of cylinder 18.
  • the plate 54 connecting the lower end of the rod 42 to the frame 12 of magnetic pad 10 has an L-shaped.
  • the shortest leg of the L extends from the longest leg of the L, substantially horizontal, to go up at a right angle in a dedicated housing of the frame 12 of magnetic shoe 10 in the Z direction
  • the dedicated housing of the magnetic pad frame 12 has in particular an opening (or notch) whose shape is adapted to marry faithfully, the L of the plate 54 connecting the lower end of the rod 42 to the frame 12 of magnetic pad 10.
  • the zone 56 represents the apparent part in the cutting direction of the transverse cross member 12A of the frame 12 of the magnetic shoe, located in the background of the first connection of the lower end 38 of the body 34 of the jack 18 to the frame 32, the first link being composed of the elastic articulation 44, the connecting zone 50 and the plate 46 connecting to the lower part 32B of the frame 32.
  • the first connection composed of the elastic articulation 44, the connection zone 50 and the connecting plate 46 to the lower part 32B of the frame 32, and / or the second connection composed of the elastic articulation 52 and the plate 54 of connection to the frame 12 magnetic pad 10 are adapted to be formed (s) of a single piece or an assembly of several separate parts assembled by shrinking, welding or gluing.
  • the first connection extends from the lower end 38 of the cylinder body 18 to the connection plate 32 to the frame 32 in an extension direction E1 opposite to the extension direction E2 of the second link extending from the lower end of the rod 42 of cylinder 18 to the plate 54 of connection to the frame 12 of magnetic pad 10.
  • Such an arrangement of the first and second fastening links allows an optimization of the compactness of the fastening device according to the invention.
  • the lower level of the first attachment link to the frame 32 and the lower level of the second attachment link to the magnetic pad frame 12 are substantially identical.
  • the lower level of the first fastening connection solidarizing the lower end 38 of the cylinder body 34 to the frame 32 and the lower level of the second fastening connection solidarizing the lower end of the rod. 42 to the magnetic pad are adapted to be spaced from the height of the rod 42 between the lower end 38 of the cylinder body 34 and the lower end of the rod 42 where is located the elastic hinge 52 of the second attachment link.
  • the shape of the connecting plates 46 and 54 could be substantially identical instead of different as shown in FIG. figure 3 .
  • the bogie according to the invention is suitable for equipping any type of railway vehicle, for example, a tram, a metro or a main line train.
  • the integrated fastening device within a bogie according to the invention therefore makes it possible, in particular, to facilitate the verification, and if necessary the maintenance, of the fastening connections respectively to the frame 32 and to the magnetic shoe frame 12, the two links being both located in the lower part of the bogie namely on the one hand on the bottom portion 32B of chassis achievable by the opening 14 formed in the frame 12 of magnetic pad 10 or on either side of the frame 12 of magnetic pad 10 and secondly on the frame 12 of magnetic pad 10.
  • the maintenance removal of the bogie jack (s) fixed (s) to the bogie by means of the fixing device according to the invention has a cost and a reduced labor time compared to conventional solutions of the state of the art described above in relation to the figures 1 and 2 .

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Railway Tracks (AREA)
  • Vehicle Body Suspensions (AREA)
  • Vibration Prevention Devices (AREA)
  • Current-Collector Devices For Electrically Propelled Vehicles (AREA)
  • Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)

Claims (9)

  1. Vorrichtung zur Befestigung eines Zylinders (18) zur Betätigung eines Magnet-Tragsegments (10) eines Drehgestells eines Schienenfahrzeugs, wobei das Drehgestell ein Untergestell (32) aufweist, wobei das Magnet-Tragsegment (10) von einem Rahmen (12) gebildet ist, der eine Mehrzahl von Elektromagneten (16) aufweist,
    wobei der Zylinder (18), der einen Körper (34) und eine Stange (42) aufweist, entlang einer vorbestimmten Befestigungsrichtung am Rahmen (12) des Magnet-Tragsegments (10) befestigt ist,
    wobei die Vorrichtung zur Befestigung aufweist eine erste Verbindung (44, 46, 50), die konfiguriert ist zum Befestigen des Zylinders (18) am Untergestell (32) und eine zweite Verbindung (52, 54), die konfiguriert ist zum Befestigen eines unteren Endes der Stange (42) des Zylinders (18) am Rahmen (12) des Magnet-Tragsegments (10),
    wobei die erste Verbindung konfiguriert ist, um an einem unteren Ende (38) des Körpers (34) des Zylinders (18) befestigt zu sein,
    dadurch gekennzeichnet, dass die erste Verbindung ein erstes Ende, das ein elastisches Gelenk (44) um das untere Ende (38) des Körpers (34) des Zylinders (18) bildet, und ein zweites Ende hat, das eine Platte (46) zur Verbindung mit dem Untergestell (32) bildet.
  2. Vorrichtung zur Befestigung gemäß Anspruch 1, wobei ein oberes Ende (36) des Körpers des Zylinders (18) frei ist, insbesondere von jeder Verbindung zur Befestigung des Zylinders (18) am Rahmen des Magnet-Tragsegments und/oder am Untergestell.
  3. Vorrichtung zur Befestigung gemäß Anspruch 1 oder 2, wobei die erste Verbindung (44, 46, 50) sich von dem unteren Ende (38) des Körpers (34) des Zylinders (18) aus zum Untergestell (32) erstreckt entlang einer Erstreckungsrichtung (E1), die entgegen einer Erstreckungsrichtung (E2) der zweiten Verbindung (52, 54) ist, die sich von dem unteren Ende der Stange (42) des Zylinders (18) aus zum Rahmen (12) des Magnet-Tragsegments (10) erstreckt.
  4. Vorrichtung zur Befestigung gemäß Anspruch 3, wobei die erste Verbindung eine Niveau-Differenz (50) zwischen dem elastischen Gelenk (44) um das untere Ende (38) des Körpers (34) des Zylinders (18) herum und der Platte (46) zur Verbindung mit dem Untergestell (32) hat.
  5. Vorrichtung zur Befestigung gemäß Anspruch 4, wobei, bezüglich einer Vertikalrichtung (Z), die erste Verbindung abfallend ist während sie sich von dem unteren Ende (38) des Körpers (34) des Zylinders (38) aus zu der Platte (46) zur Verbindung mit dem Untergestell (32) erstreckt.
  6. Vorrichtung zur Befestigung gemäß irgendeinem der vorhergehenden Ansprüche, wobei die zweite Verbindung ein erstes Ende, das ein elastisches Gelenk (52) um das untere Ende der Stange (42) des Zylinders (18) herum bildet, und ein zweites Ende hat, das eine Platte (54) zur Verbindung mit dem Rahmen (12) des Magnet-Tragsegments (10) bildet.
  7. Vorrichtung zur Befestigung gemäß Anspruch 6, wobei die Platte (54) zur Verbindung mit dem Rahmen (12) des Magnet-Tragsegments (10) eine L-Form hat.
  8. Drehgestell für ein Schienenfahrzeug, aufweisend ein Untergestell (32) und ein Magnet-Tragsegment (10), wobei das Untergestell (32) imstande ist, mit wenigstens einem Zylinder (18) zur Betätigung des Magnet-Tragsegments (10) fest verbunden zu sein, wobei das Magnet-Tragsegment (10) von einem Rahmen (12) gebildet ist, der eine Mehrzahl von Elektromagneten (16) aufweist,
    dadurch gekennzeichnet, dass der wenigstens eine Zylinder (18), der einen Körper (34) und eine Stange (42) aufweist, entlang einer vorbestimmten Befestigungsrichtung am Rahmen (12) des Magnet-Tragsegments (10) befestigt ist mittels einer Vorrichtung zur Befestigung gemäß irgendeinem der Ansprüche 1 bis 7.
  9. Schienenfahrzeug mit wenigstens einem Wagen und wenigstens einem Drehgestell gemäß Anspruch 8, wobei das Drehgestell den Wagen trägt.
EP18172439.4A 2017-05-15 2018-05-15 Befestigungsvorrichtung eines betätigungszylinders eines magnetischen gleitkörpers des drehgestells eines schienenfahrzeugs, entsprechendes drehgestell und entsprechendes schienenfahrzeug Active EP3403897B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1754258A FR3066169B1 (fr) 2017-05-15 2017-05-15 Dispositif de fixation d'un verin d'actionnement de patin magnetique de bogie de vehicule ferroviaire, bogie et vehicule ferroviaire associes

Publications (2)

Publication Number Publication Date
EP3403897A1 EP3403897A1 (de) 2018-11-21
EP3403897B1 true EP3403897B1 (de) 2019-08-28

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EP (1) EP3403897B1 (de)
ES (1) ES2754811T3 (de)
FR (1) FR3066169B1 (de)
IL (1) IL259365B (de)

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Publication number Priority date Publication date Assignee Title
DE202021103772U1 (de) * 2021-07-14 2022-10-27 Faiveley Transport Bochum GmbH Laufwerk für ein Schienenfahrzeug mit einer Magnetschienenbremse und einer Zentriervorrichtung, Magnetschienenbremse und Zentriervorrichtung

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105109515B (zh) * 2015-08-21 2017-09-26 中车青岛四方车辆研究所有限公司 轨道车辆大轨距磁轨制动器悬挂装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9818508D0 (en) * 1998-08-26 1998-10-21 Fluid Power Design Limited Rail vehicle emergency braking system
CN103991459B (zh) * 2012-03-15 2016-04-20 常州庞丰机电科技有限公司 轻轨车辆电磁轨道制动器的悬挂装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105109515B (zh) * 2015-08-21 2017-09-26 中车青岛四方车辆研究所有限公司 轨道车辆大轨距磁轨制动器悬挂装置

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Publication number Publication date
ES2754811T3 (es) 2020-04-20
IL259365A (en) 2018-06-28
EP3403897A1 (de) 2018-11-21
FR3066169B1 (fr) 2019-07-19
FR3066169A1 (fr) 2018-11-16
IL259365B (en) 2021-06-30

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