Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B61—RAILWAYS
  • B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
  • B61D3/00—Wagons or vans
  • B61D3/04—Wagons or vans with movable floors, e.g. rotatable or floors which can be raised or lowered
• • E—FIXED CONSTRUCTIONS
  • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
  • E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
  • E01B29/02—Transporting, laying, removing, or renewing lengths of assembled track, assembled switches, or assembled crossings
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B61—RAILWAYS
  • B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
  • B61D3/00—Wagons or vans
  • B61D3/16—Wagons or vans adapted for carrying special loads
• • E—FIXED CONSTRUCTIONS
  • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
  • E01B2204/00—Characteristics of the track and its foundations
  • E01B2204/06—Height or lateral adjustment means or positioning means for slabs, sleepers or rails

Definitions

• the invention relates to a securing system of a railroad apparatus, including a switch. It also relates to a transport vehicle, including a wagon, incorporating such a securing device. Finally, it relates to a method of securing a switchgear and more generally to a method of transporting a switchgear.
• a transport wagon of a railroad apparatus comprising a support platform of the railroad apparatus, having a bearing surface for the railroad apparatus, the platform carrier being movable between a horizontal loading position and an inclined transport position.
• the switchgear is fixed to the support platform by a securing mechanism consisting of individual flanges distributed over the entire railway apparatus, arranged between the crosspieces of the switchgear and the platform.
• the operator can thus maneuver the bar in the manner of a lever, holding it by its free end opposite the hook to rotate it to approach the hook of the runner of the rail, while adjusting the useful length of the bar by sliding it into the sleeve. Once the hook engaged with the runner of the rail, it remains only to block the sliding of the bar in the sleeve to lock the hook and the switch device in position relative to the platform. The length of the bar allows the operator to act while remaining at a distance from the hook on the side of the platform.
• the system thus described is very similar to the system illustrated in WO2014154624A1.
• a lashing system of a railroad apparatus comprising: a support platform adapted to be positioned in a loading position, and at least a securing mechanism of the railroad track apparatus on the support platform, adapted to move from an unlocked state to a locked state;
• the lashing mechanism comprises: at least one guide rail; at least one carriage guided by the guide rail along a path which, when the support platform is in the loading position, is located in a reference plane, the carriage being moved along the guide rail by a drive mechanism, motorized or not, preferably self-locking; locking means of the carriage relative to the guide rail; at least one fastening member of the railroad apparatus, integral with the carriage; and locking members of the guide rail with respect to the platform, which move from an unlocking position to a locking position when the securing mechanism moves from the unlocked state to the locked state in the position of loading the support platform, by biasing the guide rail downwardly relative to the support platform.
• the movement of the fastener is thus decomposed into at least two components, namely a horizontal movement of the carriage carrying the fastener and a vertical movement towards the bottom of the guide rail of the carriage, for the rest very low amplitude.
• This decomposition allows a procedure for securing the switchgear to the platform under control in several successive steps, namely in a first step the positioning of the fastener which includes, if appropriate, a displacement of the carriage along the trajectory defined by the slide, then, in a second step, a locking by biasing the slide down.
• the support platform is preferably horizontal in the loading position. It can however be inclined, this inclination being less than in the transport position.
• the reference plane is linked to the support platform and preferably parallel to the support platform.
• the resultant of the forces induced by the locking member on the slide and the fasteners does not include a translation component in the reference plane.
• the trajectory of the carriage defined by the slide is preferably a rectilinear trajectory.
• the carriage is moved along the guide rail by a drive mechanism, motorized or not, preferably self-locking.
• the drive mechanism may comprise, for example, a hydraulic or pneumatic piston actuator, or use a rotary motor, in particular an electric motor, and a transmission transforming the rotary movement of the motor shaft into a movement of the carriage along the trajectory defined by the slide.
• Any suitable mode of transmission can be envisaged here, for example by pulleys and cable or transmission chain, by pinion and rack.
• it will preferably be chosen to interpose between the motor and the carriage an irreversible transmission mechanism, for example a screw mechanism.
• the drive mechanism of the carriage comprises a drive member and / or control located on one side of the platform. The operator can thus stand outside the platform during the operation of setting up the fastener.
• the locking mechanism is such that when the platform is in the horizontal loading position and the docking mechanism is in the unlocked state, the slide has at least one degree of freedom in translation relative to the platform in a horizontal longitudinal direction with preferably a clearance of at least 50 cm, and preferably at least one degree of freedom of rotation about a vertical axis, preferably with an angular deflection of at least 10 °.
• the orientation of the slide gives a great freedom of positioning of the fastening device of the switchgear with respect to the switchgear, and thus allows the securing system to adapt to turnouts. of various configurations, or whose positioning on the platform is not accurate.
• the locking members are driven from the unlocked state to the locking state by a motorized actuator and / or an energy accumulator, preferably self-locking.
• a motorized actuator and / or an energy accumulator preferably self-locking.
• the fastener is movable relative to the carriage between at least one retracted position and a fastening position, the fastener in the retracted position being located, when the platform of support is in the loading position, under a plane of attachment parallel to the reference plane and preferably located above the guide rail and the carriage, and the fixing member in the fixing position being located, when the support platform is in the loading position, at least partially above the attachment plane.
• the fastener is driven by a motorized actuator and / or an energy accumulator, preferably self-locking, between the retracted position and the fastening position.
• the fastener is rotatable about a pivot axis between the retracted position and the fastening position.
• the fixing member may for example pivot about a fixed axis of rotation relative to the carriage are also conceivable, for example a deformable parallelogram link.
• the fixing member preferably comprises at least one attachment zone intended to be hooked to a part of the track apparatus, preferably a rail, although it is also possible to come hang a crosses the switchgear.
• the fixing member comprises two attachment zones, located, when the support platform is in the loading position and the fixing member is in the fixing position, at different heights.
• the support platform is preferably movable between the loading position and an inclined transport position, preferably by rotation about at least one horizontal pivot axis.
• the trajectory of the carriage extends at least in a direction perpendicular to the pivot axis.
• the securement mechanism further comprises: at least one other guide rail integral with the guide rail; at least one other carriage guided by the other guide rail along a path which, when the support platform is in the loading position, is parallel to the reference plane; locking means of the other carriage relative to the other guide rail; and at least one other fastener of the railroad apparatus, integral with the other carriage.
• the two slides may be in the extension of one another on the same transverse beam of the securing mechanism, or parallel to each other but offset, on two transverse beams of the mechanism stowage which are integral with each other.
• the fixing member and the other fastening member have attachment zones of the track apparatus which are turned towards one another or turned in the same transverse direction, and are able to hang each one on a runner of a rail of the railway apparatus.
• a vehicle for transporting a railroad apparatus in particular a railcar transport car, comprising a securing system such as than previously described, mounted on a transport frame supported by running gear.
• the railroad track apparatus is placed on a support platform positioned in a loading position, positioning a carriage carrying a fastener, along a flat trajectory of a guide rail of the carriage, so as to bring the fastener into engagement with the railway apparatus; the guide rail is biased by applying forces having a resultant downwards and the guide rail is locked in a locking position.
• the positioning of the carriage is preferably carried out by motorized means, preferably self-locking.
• motorized means preferably self-locking.
• the fastener relative to the carriage is preferably moved from a retracted position to a fastening position before, during, or after the positioning the carriage carrying the fastener.
• FIG. 1 a diagrammatic front view of a transport wagon of a track apparatus incorporating a lashing system of the switchgear according to a first embodiment of the invention, in a loading position
• Figure 2 is a schematic front view of the transport car of Figure 1, the docking system of the switchgear being in a transport position
• Figure 3 is a diagrammatic front view of the securing system of the switchgear of the transport car of Figure 1, in a retracted position
• Figure 4 is a schematic top view of the securing system of the switchgear of the transport car of Figure 1, in the retracted position
• Figure 5 is a schematic detail view of the securing system of the switchgear of the transport car of Figure 1, in the retracted position
• Figure 6 is a diagrammatic front view of the securing system of the switchgear of the transport car of Figure 1, in a docking position the switchgear
• Figure 7 is a schematic front view of the la
• Figures 1 and 2 is illustrated a transport wagon 10 being loaded a track apparatus 12 of large size, and in particular of greater width than the circulation template 200 prescribed for rail transport, for example a switching 12 having rails 14 and crosspieces 16.
• the transport wagon 10 comprises a frame 18 whose width is less than or equal to the width of the clearance template 200, defining a longitudinal axis perpendicular to the plane of Figure 1 and supported by two running gear 20.
• a tilting platform 22 loading and support of the switchgear 12 is articulated to the frame 18 by a hinge 24 allowing pivoting about a horizontal axis parallel to the longitudinal axis of the frame 18.
• the tilting support platform 22 can be in two or more parts.
• the support platform 22 is preferably a mechanically welded structure and has longitudinal members 26 and sleepers 28. In the loading and unloading position illustrated in FIG. 1, the tilting support platform 22 is here horizontal. This will define a reference plane of the platform, parallel to the latter and also horizontal in the loading position.
• One or more hydraulic cylinders 30, or any other type of motorized actuator make it possible to pivot the tilting support platform 22 between the loading and unloading position and an inclined transport position illustrated in FIG. 2.
• a stowage mechanism shown in Figures 3 to 7.
• This securing mechanism is composed of fasteners 32.1, 32.2, in l hooks, mounted on carriages 34.1, 34.2 which are guided by guide rails 36.1, 36.2 which can be positioned and fixed to the support platform 22, parallel to the reference plane.
• Each fixing member 32.1, 32.2 is secured to the carriage 34.1, 34.2 associated by a pivot connection 38.1, 38.2.
• a 40.1, 40.2 self-locking actuator also carried by the carriage 34.1, 34.2, makes it possible to pivot the fastening member 32.1, 32.2 between a retracted position illustrated in Figures 3 and 4 and an attachment position illustrated in Figures 6 and 7.
• a self-locking actuator actuator that does not require external energy input to maintain at least some reference positions, and in particular in the fixing position of Figures 6 and 7. It may be an actuator adapted to hold in any selected position in a predetermined positioning range. This can in particular be obtained by providing an actuator comprising an irreversible transmission mechanism, for example a worm gear, between a motor member and the fixing member.
• an actuator comprising an irreversible transmission mechanism, for example a worm gear, between a motor member and the fixing member.
• a hydraulic cylinder as shown in the figures associated with a cylinder rod clamping device, as described for example in FR 2 021 471 or in WO03 / 046389.
• Each fastener 32.1, 32.2 forms a double hook, with two attachment zones 42, 44 (see Figure 5) located in the fixing position, at different heights above the carriage 34.1, 34.2 associated. This allows the mechanism to be used interchangeably with concrete sleepers (low height) and wooden sleepers (higher height).
• one of the attachment zones 42, 44 is intended to engage with the runner of one of the rails 14 of the switchgear 12, between two crosspieces 16 of the switchgear 12
• the fasteners 32.1, 32.2 are turned transversely on the same side, in this case so that the attachment zones 42, 44, in the inclined position of FIG. be open up.
• the carriage 34.1, 34.2 is guided on the associated guide rail 36.1, 36.2 by any appropriate means, which limits to one the number of degrees of freedom of the carriage relative to the slide.
• the carriage 34.1, 34.2 and the slideway 36.1, 36.2 have been illustrated schematically in the figures.
• the slideway 36.1, 36.2 may be provided with raceways, for example four raceways, on which rollers or balls associated with the carriage roll. It can also be a slide provided with sliding paths for pads formed on the carriage.
• the slide thus defines a linear trajectory, and preferably rectilinear, for the carriage. This trajectory is parallel to the reference plane.
• the slideway 36.1, 36.2 may be constituted by a solid rail at the periphery of which are formed the rolling or sliding tracks, for example a rail of substantially square or rectangular section whose corners are machined so as to form four tracks rolling or sliding.
• the carriage may have a general shape of U or 0 so as to surround the rail forming the slide.
• the slideway may be constituted by a hollow rail having a groove forming an elongate cavity, in which at least some of the rolling or sliding tracks are formed, and in which at least a portion of the carriage penetrates.
• a drive mechanism 46.1, 46.2 is associated with each carriage 34.1, 34.2 and ensures its displacement relative to the slide 36.1, 36.2 associated.
• the drive mechanism 46.1, 46.2 may for example be a combination mechanism of an electric motor 48.1, 48.2 and a worm 50.1, 50.2, as shown in the figures.
• two carriages 34.1, 34.2 each carrying a fastener 32.1, 32.2 are associated with two slides 36.1, 36.2 formed in the extension of one another on a common transverse beam 136.
• the transverse beam 136 constituting the two slides 36.1, 36.2 is removably and adjustably secured to the support platform 22, by means of a locking device by jamming 52.
• This device comprises, at each end of the transverse beam 136 , a hydraulic actuator 54 pivotally mounted on an integral flange 56 of the transverse beam 136, and for moving a locking member 58 constituted by a bevel wedge, to bring it into engagement with a corresponding inclined wall 60 of a cavity locking 62 formed in a part secured to a spar 26 of the support platform 22.
• the inclined wall 60 has, in the longitudinal direction of the platform, a d imension D greater than the bevel wedge 58, so that there is a certain freedom of positioning of each end of the transverse beam 136 in the longitudinal direction of the platform with a travel of up to 50 cm (25 cm from both sides). other of an average position), which makes it possible to translate the transverse beam, or to rotate it about a vertical axis, an angle of amplitude up to 10 ° (+/- 5 ° on either side of the median transverse position shown in the figures).
• Longitudinal actuators 64 are provided between the support platform 22 and the transverse beam 136 to make the desired adjustments.
• the securing mechanism consisting of the slides 36.1, 36.2, the carriages 34.1, 34.2 carrying the fasteners 32.1, 32.2, the locking members 58, the associated cavities 62, and the various actuators 40.1, 40.2, 46.1. , 46.2, 54 exists in several copies, in this case at least two, distributed along the length of the support platform 22.
• the docking of the track apparatus 12 to the platform 22 is executed according to a sequencing illustrated in FIGS. 3, 6 and 7.
• FIG. 3 the track apparatus 12 has been placed on the support platform 22, the cross members 16 of the track apparatus 12 being supported on the longitudinal members 26 of the support platform 22, if necessary with the interposition of pads.
• the track apparatus 112 has been positioned so that the cross beam 136 is between two cross members 16.
• the fasteners 32.1, 32.2 are retracted to prevent interference with the track apparatus 12 during handling.
• An operator then commands the electric motors 48.1, 48.2 and the actuators 40.1, 40.2 to adjust the positioning of the carriages 34.1, 34.2 and deploy the fasteners 32.1, 32.2, so as to bring the latter into engagement with the rail pads 14 of FIGS.
• the locking members 58 are not in contact with the inclined walls 60, so that the positioning of the transverse beam 136 can also be adjusted using the actuators 64 as a function of
• the securement mechanism is in the transient position illustrated in FIG. 6.
• the locking of the transverse beam 136 is performed after adequate positioning has been found and after the carriages 34.1, 34.2 have been positioned and the fasteners 32.1, 32.2 engaged with the runners of two rails 14 of the switchgear.
• the extension of the actuators 54 causes movement of the bevel wedges 58 away from each other and bringing them into contact with the corresponding inclined walls 60.
• the locking force basically The horizontal generated by the actuators 54 causes the interface between the bevel wedges 58 and the inclined walls 60 forces having a downward vertical component, so that the transverse beam 136 is biased down.
• the unloading operations take place in the reverse order of the loading operations.
• only one of the two fasteners 32.1, 32.2 associated with the transverse beam 136 may be positioned in engagement with one of the rails 14 of the track apparatus 12, the other fastener 32.1, 32.2 remaining in the retracted position.
• two carriages 34.1, 34.2 each carrying a fastener 32.1, 32.2 are associated with two parallel rails 36.1, 36.2 formed on two parallel transverse beams 136.1, 136.2 fixed to one another by beams 136.3 so as to constitute a rigid subassembly.
• a drive mechanism 46.1, 46.2 is associated with each carriage 34.1, 34.2 and ensures its displacement relative to the slide 36.1, 36.2 associated.
• a drive mechanism 46.1, 46.2 may be a combination mechanism of an electric motor 48.1, 48.2 and a worm 50.1, 50.2, as shown in the figures.
• two carriages 34.1, 34.2 each carrying a fastener 32.1, 32.2 are associated with two aligned rails 36.1, 36.2 formed on the same transverse beam 136.
• the slides 36.1, 36.2 have substantially different lengths, the travel of the carriage 34.1 being substantially greater than the travel of the carriage 34.2.
• This arrangement is particularly suitable for track devices 12 whose rail 14 intended to be engaged with the fastener 32.2 has a position that varies little, while the positioning of the rail 14 intended to be engaged with the body 32.1 is likely to vary further.
• fasteners 32.1, 32.2 are rotated transversely towards each other, that is to say that the attachment zones 42, 44 are facing one of the 'other. It is understood that when the two fasteners 32.1, 32.2 are engaged, the rail apparatus is locked laterally.
• the same transport car can be equipped with securing mechanisms according to one or more of the various embodiments illustrated in the figures, distributed over the length of the platform, to locally adapt to the configuration. of the switchgear 12.
• the loading and unloading position of the platform is not necessarily horizontal, but can be inclined contrary, naturally less than the transport position.
• the displacement of the fastener relative to the carriage may not be pivoting, but a translation or the compound of a translation and a rotation, preferably to a single degree of freedom. It is preferably a plane movement, parallel to a vertical plane. This may be in particular a movement obtained by deformation of an articulated quadrilateral, in particular an articulated parallelogram.
• the fastener may be adapted to hang not the runner of the rail 14, but the cross member 16 of the track apparatus 12. In this case, it is possible in particular to provide a rotation of the fastening member 32.1. , 32.2 around a transverse horizontal pivot axis.
• the guidance of the carriage along the path defined by the slide can be achieved by any appropriate means.

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• Engineering & Computer Science (AREA)
• Architecture (AREA)
• Civil Engineering (AREA)
• Structural Engineering (AREA)
• Transportation (AREA)
• Mechanical Engineering (AREA)
• Machines For Laying And Maintaining Railways (AREA)
• Automatic Assembly (AREA)
• Handcart (AREA)
• Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)

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Applications Claiming Priority (2)

Publications (2)

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• 2016
  • 2016-04-12 FR FR1653185A patent/FR3049963B1/fr not_active Expired - Fee Related
• 2017
  • 2017-04-11 US US16/093,239 patent/US11091883B2/en active Active
  • 2017-04-11 CN CN201780034997.4A patent/CN109312546B/zh active Active
  • 2017-04-11 PL PL17716999T patent/PL3443165T3/pl unknown
  • 2017-04-11 EP EP17716999.2A patent/EP3443165B1/de active Active
  • 2017-04-11 AU AU2017250609A patent/AU2017250609B2/en active Active
  • 2017-04-11 WO PCT/IB2017/052083 patent/WO2017178968A1/fr active Application Filing
  • 2017-04-11 RU RU2018139559A patent/RU2699622C1/ru active

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