Classifications

• • 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
  • E01B29/16—Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track
  • E01B29/17—Lengths of rails assembled into strings, e.g. welded together
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B61—RAILWAYS
  • B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
  • B61D15/00—Other railway vehicles, e.g. scaffold cars; Adaptations of vehicles for use on railways
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B61—RAILWAYS
  • B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
  • B61D15/00—Other railway vehicles, e.g. scaffold cars; Adaptations of vehicles for use on railways
  • B61D15/02—Breakdown cranes

Definitions

• the invention relates to a loading and unloading train for long welded rails, comprising a plurality of storage and transport wagons for welded rails of great length, movable on a railroad track and a mobile assembly equipped with a transport device. gripping rails and moving on the train in the direction longitudi tentially wagons to ensure the traction and laying of rails on these wagons.
• the invention aims to overcome this disadvantage.
• the train according to the invention is characterized in that the mobile machine is movable along a rail device disposed above the platform of the cars.
• the train is characterized in that the rail device is formed by a path formed by aligned monorails, each supported on a wagon above the platform thereof.
• the train is characterized in that the mobile machine carries at its front end two rail gripping devices of great length, each disposed on a lateral side of the machine for gripping. of a railway track.
• the train is characterized in that a gripping device comprises two pivoting arms articulated at one end to the body of the moving assembly. and carrying at their free end, in an articulated manner, grippers rails, the pivoting arms and clamps being advantageously controlled by jacks.
• the train is characterized in that the monorail of a wagon is raised by supporting gantries.
• the train is characterized in that the mobile machine comprises two carriages arranged at a predetermined distance from each other in the longitudinal direction of the monorails and guided thereon, mobile assembly 5 carrying the gripping devices of the rails of great length.
• each of the carriages comprises a plurality of displacement wheels on the monorails, whose number and arrangement are provided so as to ensure the easy crossing of the spacings between the monorails of two adjacent cars.
• the train is characterized in that the monorail of a wagon is supported above the platform by a plurality of support columns arranged at the level of the longitudinal longitudinal line of a wagon and spaced apart from each other in the longitudinal direction of the wagon.
• the train is characterized in that the mobile machine is movable along the path formed by the monorails by being placed on this path.
• each monorail comprises a beam on the upper face of which are arranged parallel two rails.
• the train is characterized in that the system for moving the machine on the running rails comprises two motorized axles each carrying two rollers, each intended to roll on a rail.
• the train is characterized in that the mobile machine comprises a device for securing its guidance on the path of movement, which comprises four rollers with flanges providing lateral guidance coming from the flange engaged under one side of the rail head, the four rollers forming two pairs which are spaced from each other in the longitudinal direction of the machine.
• the train is characterized in that the mobile assembly comprises a cabin nacelle and a housing portion of a power supply unit.
• the train is characterized in that a storage and transport car comprises a storage or storage rack device, which comprises a plurality of storage rack superimposed in the vertical direction of which at least the upper rack is pivotally mounted between a storage position in which they extend perpendicular to the longitudinal direction of the car and a rest position in which they extend in this longitudinal direction.
• a storage and transport car comprises a storage or storage rack device, which comprises a plurality of storage rack superimposed in the vertical direction of which at least the upper rack is pivotally mounted between a storage position in which they extend perpendicular to the longitudinal direction of the car and a rest position in which they extend in this longitudinal direction.
• the train is characterized in that the racks are pivotally mounted on a vertical support column disposed at the longitudinal center line of the wagon.
• the train is characterized in that it comprises a trailer with a chute for guiding and supporting the rails during the loading and unloading of the wagons, the trailer being arranged on the first receiving wagon of rails.
• Figure 1 is a perspective view of a first embodiment of a wagon train for transporting, loading and unloading welded long rails, according to the invention
• FIG. 2 is a side view of a car of the train of Figure 1;
• FIG. 3 is a side view of the first wagon for loading and unloading long welded rails of the train according to the invention
• FIG. 4 is an exploded perspective view of the loading and unloading assembly according to the invention.
• Figure 5 is a perspective view illustrating the loading and unloading assembly in its gripping position of the welded rails
• Figure 6 is an elevational view in the longitudinal direction of the train, showing it in the idle state of its loading and unloading assembly
• Figure 7 is a detail view, in perspective, showing a carriage of the loading and unloading assembly, at the time of crossing the spacing between the two monorails of two adjacent cars;
• Figure 8 is a perspective view of a second embodiment of a wagon train for transporting, loading and unloading welded long rails according to the invention;
• FIG. 9 is a perspective view of the rail loading and unloading apparatus of the second embodiment.
• FIG. 10 is a front view in the direction of the arrow X of Figure 9;
• FIG. 11 is a bottom view of the loading and unloading machine of Figure 10;
• Figure 12 is a perspective view of a driving axle of the loading and unloading machine of Figure 9;
• Figure 13 is a detail view, on a larger scale of the part indicated by the arrow VIII.
• Figure 14 is a perspective view of a rail rack storage device of the second embodiment of the invention.
• a train for loading, transporting and unloading long welded rails comprises a plurality of wagons 2 that can move on a railway using wheel 3 and a rail loading and unloading machine, noted 5, which is movable over the entire length of the train to be able to lay the rails on the platform 7 of the cars.
• the machine 5 moves along the train being suspended and guided under a monorail device 9 formed by aligned monorails 10 each provided on a wagon, above the platform 7, raised by gantries 12 which are mounted on the wagon at the outer edges of the platform.
• the loading and unloading assembly 5 is shown in FIG. 1 in its gripping position a pair of rails of which only a section marked 14 is shown.
• each monorail is formed by a U-shaped section whose branches 20 extend vertically downwards, from the base 21 and door each at its free end a horizontal running sole whose inner portion is the raceway 19 of the wheels of the carriages 17a, 17b.
• These carriages are separated from one another in the axial direction of the monorails by a predetermined distance and are arranged and configured so as to ensure easy crossing of the spacings between the two monorails 10 of two adjacent wagons.
• the mobile machine comprises under the carriages a nacelle comprising a cabin 25 and a housing portion 26 of a power supply group, and two devices 27 for gripping the rails.
• Each device 27 essentially comprises an arm 29 which is articulated by an end 30 to the body of the moving assembly and carries at its free end the clamps 32 for gripping the rails 14.
• the arms 29 are pivotally controlled by cylinders 31 interposed between the front face of the movable assembly and a location located for example in the central part of the arm.
• the clamps 32 are pivotally controlled by appropriate jacks 33 arranged between the corresponding arm 29 and the clamp.
• the trolleys are mounted on the cab, pivoting about a vertical axis.
• the number and arrangement of the wheels 18 of the carriages 17a, 17b is chosen so that when crossing the spacing between the ends of the two monorails 10 adjacent, the carriages are supported by their wheels on the raceways 19 of the two end portions of the monorails adj acents.
• Figures 1 and 5 show further that the train according to the invention comprises a trailer 34 troughs 35 with its drawbar 37, which serves to guide and support the rails 14 during the loading and unloading of the wagon.
• the trailer is intended to be placed on the railway track of the train upstream of the first car and is stored thereon during the transport of the rails placed on the cars, as shown in Figure 6 which is seen in the foreground the chute trailer with its drawbar.
• the wagons 2 are equipped with storage means in several layers of the rails on their platform 7.
• the reference 42 indicates a storage rack device or storage which comprises, in the example shown, three storage rack combs 43 to 45, which are superimposed in the vertical direction to form three rail storage beds in three levels.
• the storage racks extend, in their working position, that is to say, storage rails, perpendicular to their wagon.
• the lower rack 43 is permanently disposed on its wagon while the two upper combs 44 and 45 are pivotally retractable about a vertical axis located at a gantry 12 of a pair of gantries, between a rest position in which the rack extends between the two gantries, that is to say in the longitudinal direction of the wagon, the edge thereof and a working position, perpendicular to the longitudinal axis of wagon.
• the train of storage cars can be equipped with a safety gate 47, which makes it possible to lock the rails stored on storage or storage racks devices. a transport movement of the train.
• the security gate is pivotally movable by jacks 49 between a lowered position (not shown), and a fully raised position to act as a safety stop.
• a lift table 48 to help the storage of rails in the second and third level of storage racks.
• This table also serves to relieve the efforts of grippers 32 of the rails during the operation of loading or unloading rails arranged in successive layers, for example with ten rails per layer.
• the invention composed of a system of monorails frees up all the space of the wagon platform. No motorized wheel circulating on either side of the wagon can come endanger the personnel of the surrounding yards.
• the new design of the invention makes it possible to offer the greatest safety in the operating mode and the organization of the work of loading and unloading the long welded rails.
• the monorail is itself suspended from gantries integral with the platforms of the transport wagons and the gantries to hold the suspended monorails guarantee the lateral maintenance of the long rails welded in the transport limit of the gauge of circulation of the way.
• the invention makes it possible to secure the mode of loading and unloading of long welded rails.
• FIGS. 8 to 14 show a second embodiment of the invention, the advantage of which lies in the fact that the monorail device 9 is no longer supported by gantries, but by support posts 51 located in the middle of the wagon platforms so that the longitudinal edges of the wagons are clear. This configuration of the wagons also allows lateral loading of the rails by appropriate gantries.
• the mobile machine rated 50 no longer moves under the monorails of the cars, but above them.
• rack storage devices or storage of the rails according to Figure 14 at least the two upper racks noted now 52, 53 are now rotatably mounted around a central column 54, between a rest position in which the racks d a length corresponding to the width of a wagon extends in the longitudinal direction of the wagon, as indicated in phantom for the rack 52, below the monorail and in their position working perpendicular to the longitudinal direction of the wagon.
• each monorail is formed by a transverse support beam 60 and two parallel mushroom rails 61 which are fixed on the horizontal upper face of the beam. This is supported by the vertical support posts 51 arranged at a predetermined distance from each other, in the longitudinal direction of the wagon, at the central longitudinal line.
• the mobile machine 50 comprises a frame at the front end of which are articulated the two rail gripping devices which are identified, as in the first embodiment, by the reference 27 and whose configuration could be the same. that in this first embodiment.
• the chassis of the machine 50 carries a control cabin 63 for two operators, and in the rear part, a housing compartment of a generator set 64.
• a ladder 65 for access to the cabin is provided on each side of the engine. the cabin. This comprises two driving stations for individually controlling each gripping device 27.
• the translation that is to say the movement of the machine along the monorail device over the entire length of the train on the raceway, is provided by an operator.
• the operator's seats are elevated to ensure perfect visibility when working and moving the machine.
• the controls of the various functions of the machine are included in the armrests of the seat in the form of electrically operated manipulators. Large glazed surfaces provide a perfect view of the gripping operations. of the rear vision cameras (not shown) allow the vehicle to circulate in both directions safely.
• the translation system enclosed in a housing 67 is equipped with two axles 69 each carrying two rollers 70 each of which rolls on a rail 61 mushroom ( Figures 12,13).
• each axle comprises two unrepresented hydraulic motors, each intended to drive in rotation, via a chain 73, a pinion 74 disposed at one end of the axle.
• the rear axle is articulated at its center to ensure the crossing of the left in the raceway.
• the translation system comprises a device for securing the guidance of the mobile machine which comprises four rollers 75 with a vertical axis each provided with a flange 76, as shown in particular in FIG. 13, allowing lateral guidance of the machine relative to at the flank of the rail 61.
• the flange 76 of each roller 75 is situated under one of the two sides of the head 77 of the rail, preferably on the outside, in accordance with FIG. 13, which makes it possible to avoid an unwanted derailment of the rail gear even when handling remote loads.
• each axle 69 is associated two rollers 75, located near the rollers 70 carried by the axle.
• rails 61 having a height a of 172mm, a width b of 74mm, a width c of the intermediate part between the foot and the flange of 16,5mm.
• the rollers 75 with vertical axis have a body portion with a diameter d of 184 mm while the outer diameter e of a flange 76 is 224 mm.
• the width f of the feet is 150mm. Concerning the gap g between the two parallel rails 61, it could be 460mm.
• the distance h from the axes 79 of the two rollers 75, in the direction perpendicular to the longitudinal direction of a car, is 720 mm.
• the axes are held in the horizontal support element 81 of the frame of the mobile machine 50 moving on the rails 61, the invention provides solid anchoring elements 83 on the beam 60, which engage on the feet rails.
• the translation system is completed by four double - hung brakes (not shown) actuated by spring with a hydraulic return which ensures the braking and the immobilization of the machine in important ramps.
• the operator holds the brakes open by pressing the pedal while its release causes the closing of the brake and thus the cutting of the translation.

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• Engineering & Computer Science (AREA)
• Transportation (AREA)
• Mechanical Engineering (AREA)
• Architecture (AREA)
• Civil Engineering (AREA)
• Structural Engineering (AREA)
• Machines For Laying And Maintaining Railways (AREA)
• Handcart (AREA)
• Platform Screen Doors And Railroad Systems (AREA)

Applications Claiming Priority (2)

Publications (2)

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ID=47557304

Family Applications (1)

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Family Cites Families (4)

• 2012
  • 2012-11-08 FR FR1260600A patent/FR2997709B1/fr not_active Expired - Fee Related
• 2013
  • 2013-11-08 WO PCT/FR2013/052674 patent/WO2014072650A2/fr active Application Filing
  • 2013-11-08 EP EP13801641.5A patent/EP2917412B1/de not_active Not-in-force

Non-Patent Citations (1)

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