Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B61—RAILWAYS
  • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
  • B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
• • E—FIXED CONSTRUCTIONS
  • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
  • E01B7/00—Switches; Crossings
  • E01B7/10—Frogs
  • E01B7/14—Frogs with movable parts
• • 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
  • E01B25/08—Tracks for mono-rails with centre of gravity of vehicle above the load-bearing rail
  • E01B25/12—Switches; Crossings
• • E—FIXED CONSTRUCTIONS
  • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
  • E01B7/00—Switches; Crossings

Definitions

• Switching element for a taxiway of a pneumatic vehicle switchgear made from such elements and a method of transporting passengers on a track equipped with said apparatus.
• the invention relates to a switching element for a taxiway of a pneumatic vehicle, a switch apparatus comprising the assembly of such elements and a passenger transport method on a track equipped with said apparatus.
• the invention is concerned with passenger transport facilities by means of vehicles or APM [Automated People Mover] trains or wheeled trains towed by means of a motorized cable. These trains run between stations on a track consisting of two rails formed of parallel longitudinal sections and H-section providing rolling surfaces for the tires. In these installations, the track splits out of the stations via switches.
• these needles allow adaptation to different channel curvatures.
• this embodiment is intended for a track in the form of a monorail concrete.
• the invention seeks to equip tracks consisting of two parallel rails with a flexible switching and one of the problems encountered is then to synchronize and coordinate the angular displacement and curvature changes of the two assembly lines. elements forming the needles.
• the invention aims to remedy this technical problem by seeking to improve the existing flexible switches to adapt reliably and securely to double rail rail section H.
• a flexible switching element for a tire train track comprising two parallel rails each providing an upper surface of the tires and an inner side surface of a support strip. continuous guide of the train, said switching element carrying at least one hinge ensuring the longitudinal connection with an adjacent switching element, characterized in that said switching element carries, in addition, a set of longitudinal stops cooperating, on the one hand, with said hinge to ensure the adjustment of the relative angular orientation of said element and, on the other hand, with a low pivoting rod ensuring the connection and parallelism with an identical switching element disposed symmetrically on the side opposite of the switch.
• the joint comprises two bearings projecting on at least one of the longitudinal ends of the element and in which is engaged a vertical axis integral with said rod.
• the switching element carries a hinge on each of its longitudinal ends.
• the switching element carries two retaining cleats of the guide continuous strip forming, with its inner side face, an intermediate space in which is housed the bent portion of said strip.
• the set of abutments comprises, on a first longitudinal end, a peg of variable length and, on a second end longitudinal, a stud for receiving the support of the pin opposite the adjacent switch element.
• the hinge is mounted between the inner side face and the set of longitudinal stops which extends on the outer side of the upper running face.
• the joint is mounted below the level of the upper rolling face.
• the outer side face of the switching element carries substantially horizontal fins intended to abut against terminals disposed on the outer edges of the track.
• Another object of the invention is a flexible track apparatus intended to equip a lane crossing, said apparatus consisting of two parallel chaining of routing elements according to one of the preceding claims, characterized in that it is provided with two articulated end sections, respectively, on the switching elements located at the ends of the links and ensuring, on the one hand, the alignment and the locking of said links with the cross rails of the crossing and, on the other hand, the connection with control members of the pivoting said chaining mounted on the outer edges of the track.
• each of said end sections is provided with a cavity for receiving and blocking the end of the piston rod mounted on the cross rails of the crossing.
• each of said terminal sections carries, on its outer lateral edge, a pivot of vertical axis connected to one of the control members of the pivoting chaining.
• each of said terminal sections carries a stop cooperating with the abutments of the end elements of the chaining.
• the track apparatus further comprises a central needle rotatably mounted in the axial extension of the heart of the cross and having a spatulated end branch alternately aligning with the end sections. respective two chains.
• At least one crossover equipped with a flexible track apparatus consisting of a chaining of switching elements as defined above, characterized in that the pivoting of the switch is carried out by means of control mounted on the edges of the tracks and acting on the end sections of the chaining.
• the switching elements of the invention have a simple structure that allows easy assembly of the elements between them and easy removal, in particular, in case of maintenance or replacement of a chaining element.
• the track apparatus of the invention made with these switching elements is flexible, reliable and adapts to different track curvatures without presenting penalizing gaps for the rolling of pneumatic trains.
• the switchgear of the invention comprises secure locking means and may, in addition, be made in different lengths and being, where appropriate, associated with a traditional pivoting central hand.
• FIG. 1 represents a front view of an embodiment of the track apparatus of the invention on which a pneumatic train is traveling.
• FIGS. 2A and 2B show top views of an embodiment of the switching element of the invention with the continuous guide strip, respectively, in the rest position and in the bending position.
• Figure 3 shows a front view of the switching element of Figures 2A, 2B.
• Figures 4A and 4B show partial top views of the apparatus of the invention, respectively, the chaining of two elements and the end section of the chaining.
• FIGS. 5A and 5B show views of a first embodiment of the track apparatus of the invention, respectively, in two respective positions of the switch.
• Figures 6A and 6B show views of a second alternative embodiment of the switchgear of the invention coupled to a traditional central hand, respectively, in two respective positions of the switch.
• FIG. 1 shows a switch apparatus forming a switch intended to equip a railway crossing for the circulation of an APM type V train. whose wheels R are equipped with tires and are associated with guide rollers or rollers G.
• the two parallel rails defining the track consist of longitudinal section sections in H (H lying as shown in Figure 3) which each provide an upper surface S of tire rolling and an inner side surface I of support a continuous strip B extending substantially vertically and cooperating with the rotary rollers G for guiding the train V.
• the track apparatus of the invention comprises the assembly of identical switching elements 1 articulated to each other.
• each switching element 1 carries at least one hinge and, preferably, two hinges ensuring, on both sides, the longitudinal connection with adjacent switching elements so as to form two parallel chains of elements. defining a so-called "flexible" switch, as illustrated by FIGS. 5A, 5B and 6A, 6B.
• This track apparatus further comprises control members C of the pivoting chaining which are mounted on the outer edges of the track and which will be described later.
• the articulations of the elements of FIG. switch 1 comprise at least one bearing carried by each of the longitudinal ends of each element.
• the switching elements 1 can be assembled longitudinally to each other by means of their respective bearings in which is engaged a vertical axis reported X.
• the X axis is integral with a low pivoting rod 2 forming a spacer and providing both the connection and the parallelism of two identical switching elements 1a, 1b symmetrically arranged on the opposite sides of the switch (FIG. 4A).
• the joints are mounted on the elements 1 under the level of the upper surface S of rolling.
• the joints comprise, on the one hand, a high bearing 11a and a low bearing 11b aligned vertically and projecting on one of the longitudinal ends of each switching element. 1 and, on the other hand, a third bearing 11c carried by the other longitudinal end of the element 1.
• the third bearing 11c is interposed and aligned between the bearings 11a, 11b opposite the element 1 adjacent whose orientation is reversed, as shown in Figure 4A.
• the X axis thus passes in three stages.
• Each switching element 1 carries, in addition, a set of longitudinal stops 12, 13 cooperating, on the one hand, with the joints to ensure the adjustment of the relative angular orientation of the element 1 and, d on the other hand, with the low swivel bar 2.
• the set of stops comprises, on a first longitudinal end of the element 1 (corresponding here to that on which the bearing 11c is located), a pin 13 of variable length and, on a second longitudinal end (corresponding to that on which are the bearings 11a and 11b), a stud 12 for receiving the support of the pin 13 opposite the adjacent switching element 1 of the same chaining, as shown in Figure 4A.
• the longitudinal stops 12, 13 extend substantially tangentially and at mid-height on the radially outer side of the element 1 beyond the upper surface S of the bearing and beyond the bearings. 11a, 11b, 11c of the joints, as shown in FIG.
• the switching element 1 carries two tabs 14 for retaining the continuous strip B guiding, with its inner side I, a spacer space in which is housed the curved concave portion of the strip B when the chain of articulated elements 1 is rotated in the radially inner direction, as in the position illustrated in Figure 2B.
• the band B extends in one piece vertically and over the entire length of the track apparatus by clamping the chain of the switching elements 1.
• the band B which is flat at rest is deformed during the operation of the switch to take a concave curvature (element 1a, 4A) or convex (element 1b, 4A), depending on the direction of pivoting of the chaining.
• the outer side face of the switching element 1 carries substantially horizontal fins 15 intended to abut against terminals K disposed on the outer edges of the track, so as to limit the movement of the chaining, as illustrated. by Figures 3, 5A-5B and 6A-6B.
• the flexible track apparatus according to the invention thus consists of two parallel links of articulated switching elements 1 as described above which are each provided with a terminal section 3 ensuring the connection with counter rails at the intersection of the tracks, as illustrated, in particular, by Figure 4B.
• the terminal sections 3 are mounted in an articulated manner on the switching elements 1 located at the ends of the chaining and ensure, on the one hand, the alignment and the joint locking of the two chaining with the cross rails of the crossing and on the other hand, the connection with control members C of the pivoting of these links.
• the control members C are preferably constituted by hydraulic or electrical cylinders coupled to connecting arms articulated in the manner of a pantograph.
• each of the end portions 3 carries, on its outer lateral edge, a pivot Z of vertical axis connected to one of the arms of the control members C of the pivoting chaining and on its rear longitudinal edge , a hinge 11d and a stop 31 cooperating, respectively, with one of the joints 11a, 11b and one of the stops 12 of the switching elements 1 at the ends of the chaining, as shown in Figure 4B.
• the maneuver of the switchgear is performed by operating the control members C which act by pulling or pushing on the end sections 3 of the two chaining by moving, in one direction or the other, all the articulated switching elements 1, as shown in Figures 5A, 5B and 6A, 6B.
• the flexible links of the elements 1 can thus take two extreme positions of curvature shown, respectively, in Figures 5A, 5B and 6A, 6B which correspond to the passage of the V train on one way or the other of the crossing. These two positions of the switch are defined, on the one hand, via the prior adjustment of the stops 13 and, on the other hand, thanks to the cooperation between the fins 15 of the elements 1 and the fixed terminals K of the track. Maintaining the parallelism of the two chains of switching elements 1 is then provided through the action of the rods 2 which are connected at their ends to the joints of the switching elements 1 (see Figures 1 and 4A).
• each of the terminal sections 3 is provided with a cavity 30 for receiving and blocking the end of the rod T of different pistons P mounted on the rails against the crossing (of which only the piston of the heart of the crossing is shown in Figure 4B).
• the cavity 30 is formed of a flared inlet portion 30a for the introduction of the rod T and extending inwardly by a blind portion 30b of restricted diameter in which the end of the rod T comes to lock.
• the rod T of the piston P is guided in a conduit L so as to facilitate its positioning opposite the flared portion 30a of the cavity 30.
• each of the two chaining comprises nine switching elements 1 and therefore has a long length.
• the switchgear consists of links which each comprise only four switching elements 1 and is therefore considerably shorter.
• the device path previously described is associated with a central needle A which is motorized and rotatably mounted in the axial extension of the heart of the cross.
• This needle A has a traditional structure with a spatulated end branch E aligning alternately with the respective end sections of the two chaining.

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Architecture (AREA)
• Civil Engineering (AREA)
• Structural Engineering (AREA)
• Railway Tracks (AREA)
• Platform Screen Doors And Railroad Systems (AREA)
• Train Traffic Observation, Control, And Security (AREA)
• Machines For Laying And Maintaining Railways (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=59070763

Family Applications (1)

Country Status (6)

Families Citing this family (1)

Family Cites Families (15)

• 2017
  • 2017-01-31 FR FR1750805A patent/FR3062404B1/fr active Active
• 2018
  • 2018-01-31 CA CA3061812A patent/CA3061812A1/en active Pending
  • 2018-01-31 US US16/482,450 patent/US11408130B2/en active Active
  • 2018-01-31 WO PCT/EP2018/052422 patent/WO2018141803A1/fr unknown
  • 2018-01-31 EP EP18705333.5A patent/EP3577004A1/de active Pending
  • 2018-01-31 JP JP2019541174A patent/JP6980796B2/ja active Active

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