WO2005095714A1 - Dispositif d'aiguillage pour pistes a levitation magnetique et support flexible correspondant - Google Patents

Dispositif d'aiguillage pour pistes a levitation magnetique et support flexible correspondant Download PDF

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Publication number
WO2005095714A1
WO2005095714A1 PCT/DE2005/000524 DE2005000524W WO2005095714A1 WO 2005095714 A1 WO2005095714 A1 WO 2005095714A1 DE 2005000524 W DE2005000524 W DE 2005000524W WO 2005095714 A1 WO2005095714 A1 WO 2005095714A1
Authority
WO
WIPO (PCT)
Prior art keywords
switch arrangement
arrangement according
carrier
vibration
vibration damper
Prior art date
Application number
PCT/DE2005/000524
Other languages
German (de)
English (en)
Inventor
Karl Fichtner
Original Assignee
Thyssenkrupp Transrapid Gmbh
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Thyssenkrupp Transrapid Gmbh filed Critical Thyssenkrupp Transrapid Gmbh
Publication of WO2005095714A1 publication Critical patent/WO2005095714A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B25/00—Tracks for special kinds of railways
    • E01B25/30—Tracks for magnetic suspension or levitation vehicles
    • E01B25/34—Switches; Frogs; Crossings

Definitions

  • the invention relates to a switch arrangement of the type specified in the preamble of claim 1 and a suitable bending beam.
  • Switch assemblies for magnetic levitation railways generally consist of so-called bending points (eg “Magnetfahrtechnik” 3/86, Thyssen Henschel, area “Neue recounttechnik”; “Magnetbahn Transrapid - Die Eisen Volume des Tweetns", Hestra-Verlag Darmstadt 1989, pages 32 to 35; DE 34 20 260 AI).
  • Such switch assemblies contain as an essential component a bendable, usually provided with a box profile and up to about 80 m long support for the track or its equipment.
  • the carrier is stationary at one end and, moreover, is supported on several supports in such a way that it is bent transversely to its longitudinal direction and can thus be optionally aligned with one of several routes branching off from the switch.
  • the invention is based on the technical problem of designing the switch arrangement of the type described in the introduction in such a way that vibrations of the bendable carrier are largely avoided without the measures mentioned having to be taken.
  • the invention has the advantage that the amplitudes of the previously occurring vibrations are considerably reduced and the fatigue strength and service life of the switch arrangement are accordingly increased.
  • the device according to the invention by specifically arranging the device according to the invention at locations with the greatest vibration amplitudes, the domimerizing torsional and bending vibrations in particular can be reduced.
  • 1 and 2 each show a schematic side view and top view of a switch arrangement intended for magnetic levitation trains with a bendable carrier;
  • FIG. 3 shows a support for the bendable support according to FIGS. 1 and 2 in connection with a device suitable for bending the support;
  • FIGS. 1 to 3 shows a cross section through a carrier according to the invention, provided with a device for damping vibration, for the switch arrangement according to FIGS. 1 to 3;
  • FIG. 5 shows a vibration damper of the vibration damping device according to FIG. 4 in a schematic longitudinal section
  • FIGS. 1 to 3 shows a cross section through a second exemplary embodiment of a support according to the invention, provided with a device for vibration damping, for the switch arrangement according to FIGS. 1 to 3;
  • FIG. 7 schematically shows a vibration damper of the vibration damping device according to FIG. 7 in a schematic longitudinal section
  • FIGS. 1 to 3 shows a side view of a third exemplary embodiment of a carrier according to the invention, provided with a device for vibration damping, for the switch arrangement according to FIGS. 1 to 3;
  • Fig. 9 is an enlarged detail E of Fig. 8.
  • FIG. 10 shows a schematic longitudinal section through a vibration damper of the carrier according to FIG. 8;
  • FIG. 11 is a side view of a fourth exemplary embodiment of a carrier according to the invention provided with a device for vibration damping for the Switch arrangement according to Fig. 1 to 3;
  • FIG. 12 is an enlarged front view of a vibration damping element of the vibration damping device according to FIG. 11;
  • FIG. 13 shows a cross section through a fifth exemplary embodiment of a carrier according to the invention, provided with a device for vibration damping, for the switch arrangement according to FIGS. 1 to 3;
  • the carrier 1 to 3 contains a switch arrangement in the form of a bending switch for magnetic levitation trains a bendable, for. B. made of steel and extended over the entire length of the switch, z. B. about 80 m long beam 1.
  • the carrier 1 preferably consists of a box profile, d. H. from a hollow profile with a rectangular cross-section, the height being greater than the width.
  • a guideway section 2 also made of steel, is mounted, which has equipment necessary for the operation of a magnetic levitation vehicle.
  • These contain e.g. B. on both sides of the track, a long stator section 3 of a long stator linear motor, a vertically arranged guide rail 4 for tracking and a slide rail 5 arranged on the top for depositing a magnetic levitation vehicle.
  • X direction longitudinal or travel direction
  • the bendable carrier 1 can be bent back and forth between the travel path sections A and B relative to its stationary end resting on the support 6 in the manner shown in FIG. 2.
  • FIG. 4 shows an enlarged cross section through a carrier 1, which essentially corresponds to FIG. 3 and has an upper flange 1 a and a lower flange 1 b, which is provided according to the invention with a device 22 for vibration damping.
  • the egg seal 22 contains a vibration damper 23 arranged on the underside of the carrier 1 and is in the exemplary embodiment between selected supports 6 to 11, for. B. between the middle supports 8 and 9 of FIGS. 1 and 2.
  • the carrier 1 has a console 24 in a lower region and on both sides, to each of which a support plate 25 is fastened.
  • a bracket 27 is mounted by means of support cables or rods 26, which is used to suspend a cable duct 28, which is continuous in the longitudinal direction of the support 1, for lines required for operating the magnetic levitation railway.
  • frame parts 29 are fastened, which are arranged on the outer sides of the cable duct 28 and carry the vibration damper 23.
  • stiffening elements 30 are also provided, which are connected to the carrier plates 25 and in an upper region with the carrier 1.
  • the device 22 for vibration damping is particularly advantageously designed as a retrofit kit and designed so that it can be screwed in only schematically bindings 31 can be attached to the already existing support plates 25.
  • the vibration damper 23 acts in the exemplary embodiment essentially in the Y direction, i. H. transverse to the longitudinal direction X and transverse to the vertical Z. It is preferably designed in accordance with FIG. 5. Then it contains a cuboid or cylindrical, with a fluid such as. B. oil-filled housing 32, in which a longitudinally extending shaft 33 is arranged, on which a mass 34 is mounted in the Y direction back and forth. The mass 34 is clamped between two springs or spring assemblies 35 and, for the carriers 1 of interest here, is e.g. 400 kg. There is also a circumferential gap 36 between it and the wall of the housing 32.
  • the mass 34 When the bendable carrier 1 is excited during operation, the mass 34 starts to oscillate, the amplitudes of which are greatest at resonance. Due to the movement of the mass 34, the fluid is also pumped through the gap 36 from one side of the housing to the other. The energy required for this is extracted from the bending beam 1, the vibrations of which are damped as a result.
  • the described vibration damper 23 can be tuned with the aid of the springs 35, the size of the oscillating mass 34 and the viscosity of the fluid used. This makes it possible to set the device 22 (FIG. 4) in a targeted manner to the oscillation frequency and mode shape of the carrier 1 which results in the individual case.
  • a vibration damper 38 In contrast to FIG. 4 are attached to the lower flange 1b of the carrier 1 in a manner not shown in detail, two spaced right and left cable channels 39, 40.
  • the vibration damper 38 according to the invention is placed in the space between these cable ducts 39, 40. This works in contrast to 4 and 5 both in the Y direction and in the Z direction perpendicular thereto, both of which span a plane arranged perpendicular to the X or longitudinal axis. This is indicated in Fig.
  • the vibration damper 38 has a housing 41 in which a mass 42 is arranged which is held by springs 43 acting in the Y direction and springs 44 acting in the Z direction.
  • the vibration damper can alternatively be a with a fluid such.
  • the construction corresponds to that of FIG. 4.
  • the device 37 is preferably designed as a retrofit kit and fastened to the lower flange 1b with screws 47.
  • a device 48 according to the invention for damping vibrations contains a holding and stiffening plate 49 fastened to a side wall of the carrier 1.
  • the holding plate 49 carries a semi-cylindrical, downwardly open channel 50, in which a vibration damper 51 is fastened ,
  • a vibration damper 51 is fastened
  • FIG. 10 this is essentially designed like the vibration damper 23 according to FIG. 5.
  • a mass 52 which is mounted to swing back and forth consists of a cylindrical body which has rounded walls at its ends 52a, 52b.
  • An advantage of these roundings is that there are no sharp edges and corners and therefore no swirling in the fluid.
  • An improved setting of the vibration damper 51 to the natural frequency of the carrier 1 to be damped is therefore possible.
  • the direction of action here is also the Y direction.
  • FIGS. 8 shows schematically only the two supports 8 and 9 (FIGS. 1 and 2) on which the support 1 is supported.
  • the device 48 for vibration damping is arranged in the middle of the field formed by the two supports 8 and 9.
  • a device 54 according to the invention for vibration damping is provided in a view corresponding to FIGS. 8 to 10.
  • This contains a plurality of individual vibration dampers 55, which are fastened in a manner not shown to the lower flange 1b of the carrier 1 and are arranged one behind the other in the X direction.
  • the vibration damper 55 are shown in FIG. 12 z. B. each from a mass 56, the means of a body made of an elastomer 57, z. B. a rubber body, is attached to the lower flange lb.
  • An advantage of the device 54 according to FIGS. 11 and 12 is that each individual vibration damper 55 can be individually adjusted, which facilitates precise adjustment to the natural frequency and natural shape of the carrier 1.
  • FIGS. 11 and 12 essentially corresponds to that according to FIGS. 8 to 10.
  • FIGS. 13 and 14 show a vibration damping device 60 arranged in the upper region of the carrier 1.
  • Equipment parts 3 to 5 are not fastened to a guideway plate directly connected to the carrier 1 or its upper flange 1 a by welding or the like.
  • a guideway section 61 here consists of a guideway plate 62 which is connected to a base plate 63 parallel to it and stiffening webs 64 arranged transversely thereto to form a stable welded structure which carries the equipment parts 3 to 5.
  • the device 60 for vibration damping contains a plurality of support plates 66 which, according to FIG. 14, are fastened by welding or in some other way to the upper edges of cantilever arms 67, which in the X-direction z. B. provided at intervals of two meters one behind the other, arranged transversely to the beam 1 and welded thereto.
  • the support plates 66 serve as a substructure for the guideway section 61.
  • Vibration dampers 68 are fastened to the support plates 66 and, analogously to the vibration dampers 57 according to FIG. 12, are preferably composed of damping elements. stand, which are made of an elastomer or the like.
  • the vibration damper 68 are, for. B.
  • vibration dampers 68 which are effective in the Z direction can also be provided.
  • the other exemplary embodiments the
  • Track section 61 thus not damped indirectly via the carrier 1, but directly by means of the vibration damper 68.
  • the invention is not limited to the exemplary embodiments described, which can be modified in many ways. This applies in particular to the vibration dampers and other parts of the vibration damping devices which are only shown by way of example and which, depending on the inherent shapes and frequencies which occur, can also be designed differently than shown. Furthermore, the vibration damping devices can also be arranged in fields other than the fields defined by the supports 8 and 9. In particular, it can be expedient to provide decaying torsional vibrations in the neighboring fields between the supports 7 and 8 or 9 and 10. In addition, as shown in FIGS. 8 and 11, the vibration dampers can optionally be extended only over part of the respective field length or over the entire field length. Finally, it goes without saying that the various features can also be used in combinations other than those described and illustrated.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

L'invention concerne un dispositif d'aiguillage réalisé sous forme d'aiguillage flexible pour pistes à lévitation magnétique, ainsi qu'un support (1) approprié pour ce dispositif. Le support (1) est flexible et muni de pièces d'équipement du parcours (3, 4, 5). En outre, le support (1) est monté sur des appuis déplaçables perpendiculairement à sa direction longitudinale. Conformément à l'invention, il est prévu sur le dispositif d'aiguillage, ou sur le support (1), un dispositif (37) d'amortissement des oscillations.
PCT/DE2005/000524 2004-03-26 2005-03-22 Dispositif d'aiguillage pour pistes a levitation magnetique et support flexible correspondant WO2005095714A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200410015495 DE102004015495A1 (de) 2004-03-26 2004-03-26 Weichenanordnung für Magnetschwebebahnen und dafür geeignete Biegeträger
DE102004015495.3 2004-03-26

Publications (1)

Publication Number Publication Date
WO2005095714A1 true WO2005095714A1 (fr) 2005-10-13

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PCT/DE2005/000524 WO2005095714A1 (fr) 2004-03-26 2005-03-22 Dispositif d'aiguillage pour pistes a levitation magnetique et support flexible correspondant

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DE (1) DE102004015495A1 (fr)
WO (1) WO2005095714A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008009060A1 (fr) * 2006-07-19 2008-01-24 Mark Richard Drayton Système d'aiguillage ferroviaire par pointes d'aiguilles
WO2008061728A1 (fr) * 2006-11-21 2008-05-29 Prof. Feix Research & Development Gmbh & Co. Kg Élément porteur, ensemble de palier et ensemble de réglage pour un ensemble d'aiguillage à courbure de la voie
US7966942B2 (en) * 2006-01-24 2011-06-28 Thyssenkrupp Transrapid Gmbh Flexible steel girder and switch assembly producer therewith for magnetic levitation railways
CN107916599A (zh) * 2017-11-16 2018-04-17 中国铁建重工集团有限公司 一种磁浮道岔梁

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005057554A1 (de) * 2005-11-30 2007-05-31 Max Bögl Bauunternehmung Gmbh & Co.Kg Biegeträger
DE102006003678A1 (de) 2006-01-24 2007-08-02 Thyssenkrupp Transrapid Gmbh Weichenanordnung für Magnetschwebebahnen
DE102007019525A1 (de) 2007-04-23 2008-10-30 Thyssenkrupp Transrapid Gmbh Spurwechseleinrichtung für Magnetschwebebahnen und Bausatz zu deren Herstellung
DE102007038498B4 (de) * 2007-08-14 2016-10-20 Sew-Eurodrive Gmbh & Co Kg Anlage
US8215591B2 (en) 2007-10-10 2012-07-10 The Texas A&M University System Guideway switching mechanism
DE202007017388U1 (de) 2007-12-11 2008-03-27 Thyssenkrupp Transrapid Gmbh Biegeträger aus Stahl für eine Weichenanordnung bei Magnetschwebebahnen
CN112746532B (zh) * 2020-12-29 2022-06-03 中铁二院工程集团有限责任公司 一种被动预压式磁浮道岔主梁抑振构造

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3420260A1 (de) 1984-05-30 1985-12-05 Krauss-Maffei AG, 8000 München Weiche fuer die fahrbahn einer magnetschwebebahn
JPH0427656A (ja) * 1990-05-21 1992-01-30 Toshiba Corp 超電導磁気浮上車の軌道
JPH1046503A (ja) * 1996-08-05 1998-02-17 H S S T Kaihatsu Kk 磁気浮上走行車両の防振レール支持構造

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3420260A1 (de) 1984-05-30 1985-12-05 Krauss-Maffei AG, 8000 München Weiche fuer die fahrbahn einer magnetschwebebahn
JPH0427656A (ja) * 1990-05-21 1992-01-30 Toshiba Corp 超電導磁気浮上車の軌道
JPH1046503A (ja) * 1996-08-05 1998-02-17 H S S T Kaihatsu Kk 磁気浮上走行車両の防振レール支持構造

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 016, no. 191 (M - 1245) 8 May 1992 (1992-05-08) *
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 06 30 April 1998 (1998-04-30) *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7966942B2 (en) * 2006-01-24 2011-06-28 Thyssenkrupp Transrapid Gmbh Flexible steel girder and switch assembly producer therewith for magnetic levitation railways
WO2008009060A1 (fr) * 2006-07-19 2008-01-24 Mark Richard Drayton Système d'aiguillage ferroviaire par pointes d'aiguilles
WO2008061728A1 (fr) * 2006-11-21 2008-05-29 Prof. Feix Research & Development Gmbh & Co. Kg Élément porteur, ensemble de palier et ensemble de réglage pour un ensemble d'aiguillage à courbure de la voie
CN107916599A (zh) * 2017-11-16 2018-04-17 中国铁建重工集团有限公司 一种磁浮道岔梁

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