Classifications

• • E—FIXED CONSTRUCTIONS
  • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
  • E01B9/00—Fastening rails on sleepers, or the like
  • E01B9/02—Fastening rails, tie-plates, or chairs directly on sleepers or foundations; Means therefor
  • E01B9/28—Fastening on wooden or concrete sleepers or on masonry with clamp members
• • E—FIXED CONSTRUCTIONS
  • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
  • E01B9/00—Fastening rails on sleepers, or the like
  • E01B9/62—Rail fastenings incorporating resilient supports
• • E—FIXED CONSTRUCTIONS
  • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
  • E01B9/00—Fastening rails on sleepers, or the like
  • E01B9/38—Indirect fastening of rails by using tie-plates or chairs; Fastening of rails on the tie-plates or in the chairs
  • E01B9/44—Fastening the rail on the tie-plate
  • E01B9/46—Fastening the rail on the tie-plate by clamps
  • E01B9/48—Fastening the rail on the tie-plate by clamps by resilient steel clips
• • E—FIXED CONSTRUCTIONS
  • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
  • E01B9/00—Fastening rails on sleepers, or the like
  • E01B9/66—Rail fastenings allowing the adjustment of the position of the rails, so far as not included in the preceding groups
• • E—FIXED CONSTRUCTIONS
  • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
  • E01B9/00—Fastening rails on sleepers, or the like
  • E01B9/02—Fastening rails, tie-plates, or chairs directly on sleepers or foundations; Means therefor
  • E01B9/28—Fastening on wooden or concrete sleepers or on masonry with clamp members
  • E01B9/30—Fastening on wooden or concrete sleepers or on masonry with clamp members by resilient steel clips
• • E—FIXED CONSTRUCTIONS
  • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
  • E01B9/00—Fastening rails on sleepers, or the like
  • E01B9/02—Fastening rails, tie-plates, or chairs directly on sleepers or foundations; Means therefor
  • E01B9/28—Fastening on wooden or concrete sleepers or on masonry with clamp members
  • E01B9/30—Fastening on wooden or concrete sleepers or on masonry with clamp members by resilient steel clips
  • E01B9/303—Fastening on wooden or concrete sleepers or on masonry with clamp members by resilient steel clips the clip being a shaped bar

Definitions

• the present invention relates to the field of railway rail fastening devices and more particularly to the field of fasteners by clamping of the rail.
• the piece which bears on the upper face of the pad is of the spring type and fixed to the cross member by means of a clean fixing means, for example a lag bolt.
• the most commonly used springs are thus leaf springs, spiral springs or coil springs.
• the present invention aims to overcome this disadvantage by proposing a rail fastening system that keeps the pinch point of the rail shoe during the transverse adjustment of the maintenance of the rail in position.
• the invention relates to a rail fastening system by clamping the upper face of the rail pad, comprising:
• a spring means able to bear on the upper face of the runner of the rail
• the invention also relates to a method for implementing the rail fastening system according to the invention, characterized in that the method comprises at least:
• a step of moving the adjustment means which via a cooperation interface causes the sliding of the means for supporting the spring means relative to the anchoring means.
• FIG. 1 is the schematic representation of a first example of a fastening system of the invention according to different positions with respect to the pinched rail,
• FIG. 2 is the schematic representation of the first example of a fastening system according to a first plane of section perpendicular to the axis of the fixed rail;
• FIG. 3 is the schematic representation of the first example of a fastening system according to a second plane of section perpendicular to the axis of the fixed rail
• FIG. 4 is the schematic representation of the first example of a fastening system according to the second plane of section perpendicular to the fixed rail axis illustrating a displacement of the means of the adjustment device
• FIG. 5 is the schematic representation of a lower view of the adjustment device
• FIG. 6 is the schematic representation of a lower view of the adjustment device illustrating a displacement of the means of the adjustment device
• FIG. 7 is the schematic representation of the first example of a fastening system in a section perpendicular to the axis of the fixed rail
• FIG. 8 is the schematic representation of a second example of a fastening system in a section perpendicular to the axis of the fixed rail
• FIG. 9 is a schematic representation of a third example of fastening system in a section perpendicular to the axis of the fixed rail.
• the invention relates to a fastening system 1 of rail 2 by pinching the upper face of the shoe 2a of the rail 2 and by lateral locking of the rail 2, comprising:
• the spring means 3 is supported on an adjusting device 6 of the spring means 3 comprising:
• the nip of the upper face of the shoe 2a of the rail 2 can be operated through an intermediate part 10 positioned on the upper surface of the shoe 2a.
• this intermediate piece 10 may be an electrical insulator and / or elastic against possible vibrations of the rail.
• the anchoring means 8 comprises at least one interaction surface with a support structure 4 of the rail 2.
• This interaction surface comprises at least one relief adapted to cooperate with the surface of the support structure 4 of the rail 2.
• This relief can be achieved, for example, by a protrusion or a tooth at the interaction surface of the anchoring means 8 which cooperates with the surface of the support structure 4 of the rail 2.
• the anchoring means 8 optimizes the fastening of the fastening system of the invention with the support structure 4 of the rail 2.
• the support structure 4 of the rail 2 is a rigid structure which carries the rail 2, directly or indirectly via, for example, a sole or wedge.
• the same structure can fulfill the functions of different means of the system of the invention.
• the fixing means 5 of the spring means 3 and the anchoring means 8 may form the same structure.
• the anchoring means 8 and the support structure 4 of the rail 2 can be constructed in the form of a single piece.
• the support structure 4 of the rail 2 may be made by a cross member or by any rigid surface on which the rail 2 fixed by the fastening system 1 of the invention, for example a cross-member, a concrete surface, a metal saddle, rests. etc.
• the support structure 4 of the rail 2 can also be associated with an insulating and / or damping insole which could be positioned between the underside of the rail 2 and a rigid surface of the support structure 4.
• the rail fastening system 1 thus makes use of an adjustment device 6 which makes it possible, on the one hand, to maintain the rail on its support by means of an anchoring means. 8 and, on the other hand, to hold the spring means 3 together with the support means 7 so that, when the support means 7 is adjusted, the spring means 3 remains held in position relative to the edge of the means support 7 intended to be in contact with the lateral edge of the shoe 2a of the rail 2, directly or indirectly via, for example, an electrical insulator and / or elastic.
• the support means 7 of the spring 3 and the anchoring means 8 are superimposed so that the support means 7 is mounted in abutment, directly or indirectly, on an upper face of the anchoring means 8 .
• the support means 7 of the spring means 3 is slidably mounted on the anchoring means in a substantially horizontal plane and along an axis perpendicular to the edge of the system intended to be in contact with the rail 2, c that is to say at the edge of the support means 7 intended to abut against the edge of the pad 2a of the rail 2.
• the adjustment device 6 then allows the support means 7 of the spring 3 to slide or slide on the anchoring means 8 so as to moving the support means 7 and the spring means 3 relative to the anchoring means 8.
• the anchoring means 8 interacts with the support means 7 in the form of a sliding rail.
• the anchoring means 8 has a portion forming a substantially rectilinear structure positioned on the support structure 4 of the rail 2.
• the support means 7 is then slidably mounted on this rectilinear part of the anchoring means 8.
• the sliding or sliding of the support means 7 with respect to the anchoring means 8 is controlled and adjusted by means of the adjustment means 9 which comprises respective interaction interfaces with the control means. support 7 of the spring 3 and with the anchoring means 8.
• the spring means 3 which cooperates with the adjustment device 6 interacts only with the support means 7 intended to be in contact against the lateral edge of the shoe 2a of the rail 2.
• the spring means 3 is in a constant position relative to the edge of the system intended to be in contact with the rail 2, that is to say at the edge of the support means 7 intended to abut against the edge of the shoe 2a of the rail 2.
• the point of support of the spring means 3 on the upper face of the shoe 2a of the rail 2 also remains constant whatever the position adjusting the support means 7 with respect to the anchoring means 8 in the adjusting device 6.
• the spring means 3 and the support means 7 are assembled to be fixed together in translation, at least along an axis perpendicular to the edge of the support means 7 intended to bear against a lateral edge of the pad 2a of the rail 2.
• the spring means 3 and the support means 7 are assembled to be fixed together in translation along a plurality of axes and fixed in rotation.
• the spring means 3 is mounted fixed in translation with the support means 7.
• the rail fastening system 1 is characterized in that the spring means 3 comprises at least:
• a second portion comprising a portion for interacting with an upper face of the shoe 2a of the rail 2, so that the interaction of the fastening means 5 on the spring means 3 impacts the deformation of the second part in zero or negligible manner.
• the spring means 3 is held in abutment against the support means 7 under the action of the fastening means 5.
• this supporting support can be operated by a crushing abutment of the first portion of the spring means 3 against the upper surface of the support means 7 so that the spring means 3 and the support means 7 are fully secured.
• the first part of the spring means 3 cooperates with the surface of the support means 7 at a surface portion providing a complementarity of structure.
• Such a complementarity of structure can be constructed in the form of a housing on the surface of the support means 7 of the spring 3 and intended to receive at least a portion of the first part of the spring means 3.
• this supporting support can be achieved by a controlled pressure of the fixing means 5 on the spring means 3, so that the spring 3 bears against the surface upper of the support means 7 without the first part of the spring means 3 being in abutment against the upper surface of the support means 7.
• the second part of the spring means 3 which is able to be deformed, is deformed from an interaction point forming a point of support of the spring 3 on the support means 7 with which it is associated.
• the point of interaction of the fastening means 5 on the spring means 3 does not affect the deformation of the second part of the spring means 3 so that a change in the position of the fastening means 5 relative to the first part of the spring means 3 and / or relative to the support means 7 in the context of adjusting the system of the invention does not change the deformation of the second portion of the spring means 3 and therefore the action of the spring means 3 on the upper surface of the shoe 2a of the rail 2.
• the second part of the spring means 3 is made in the form of at least one arm whose one end is intended to bear against the upper surface of the shoe 2a of the rail 2 and a second end makes a interaction point forming a point of support of the spring 3 on the support means 7 of the spring 3.
• the spring means 3 and the support means 7 are made in the form of the same element able to fulfill the functions proper to these two means 3, 7.
• the spring means 3 and the support means 7 can thus be merged into one piece.
• the adjustment of the support means 7 with respect to the anchoring means 8 is carried out by means of an adjusting means 9 which also makes it possible to keep the support means 7 in the set position relative to the anchoring means 8 .
• the fastening means 5 is formed by a lag bolt and / or a nut functioning in complementarity with a threaded shaft.
• This fastening means 5 presses the spring means 3 towards the support structure 4 of the rail 2, together, part of the spring means 3 presses against the pad 2a of the rail 2 and thus ensures the pinching of the pad 2a of the rail 2.
• the fastening means 5 is mounted at least passing through the support means 7 of the spring means 3 and / or the anchoring means 8.
• the support means 7 of the spring means 3 and the means anchoring 8 each comprise an orifice or equivalent housing through which the fastening means 5 is disposed.
• the fixing means 5 is fixed with the support structure 4 of the rail 2 and / or with the anchoring means 8.
• the spring means 3 and the support means 7 of the spring means 3 are mounted to move in translation according to a axis perpendicular to the axis of the fixing means 5.
• the spring means 3 and the support means 7 of the spring means 3 are thus removable and adjustable relative to the position of the fastening means 5.
• the support means 7 of the spring means 3 has an orifice through which the fixing means 5 is of elongate shape, for example oblong or oval.
• the fixing means 5 is of elongate shape, for example oblong or oval.
• the spring means 3 also has an orifice or a recess of elongate shape, for example oblong or oval, to permit its movement relative to the fixing means 5 in a manner identical to the adjustment of the support means 7 of the spring means 3.
• the fastening means 5 of the spring means 3 is fixed with the support structure 4 of the rail 2 by means of the anchoring means 8.
• the anchoring means 8 is fixed to the support structure 4 of the rail 2.
• the fastening means 5 is then fixed on the anchoring means 8 and makes it possible to exert a pressure of the spring means 3 and / or the support means 7 of the spring means 3 on the anchoring means 8.
• the anchoring means 8 being intended to be fixedly mounted with the support structure 4 of the rail 2, the orifice through which the fixing means 5 is positioned has a shape complementary to the section of the fastening means 5.
• the anchoring means 8 comprises at least one element 8a projecting on its lower face intended to be in contact with the surface of the support structure 4 of the rail 2.
• This projecting element 8a is intended for interact with the surface of the support structure 4 of the rail 2 so as to minimize, or even prevent, the sliding of the anchoring means 8 with respect to this support structure 4 of the rail 2.
• this element 8a projecting has the shape of a beveled tooth making an angle of about 30 ° relative to a reference axis made by a vertical.
• the support means 7 comprises at least one stop interface 7a for interacting with at least one portion of the spring means 3 and cause it to move in a substantially horizontal plane.
• This abutment interface 7a is then arranged to bear against a portion of the spring means 3 located opposite the portion of the spring means 3 resting on the rail 2.
• the abutment interface 7a of the support means 7 blocks the movement of the spring means 3 preventing its horizontal spacing relative to the rail 2.
• this stop interface 7a is disposed in a plane substantially parallel to the edge of the support means 7 of the spring means 3, intended to be in contact with a lateral edge of the shoe 2a of the rail 2.
• the adjusting means 9 interact at the respective interface level with the support means 7 of the spring means 3 and the anchoring means 8. making and / or maintaining a spacing between two dedicated and respective parts of the support means 7 and the anchoring means 8.
• the adjustment means 9 comprises at least one interface forming a stop 9a blocking the displacement in a substantially horizontal plane of a first element of a list comprising the support means 7 and the means of anchoring 8, that is to say a first of the two elements that are the support means 7 and the anchoring means 8.
• this abutment interface 9a of the adjustment means 9 is disposed in a plane substantially parallel to the edge of the support means 7 of the spring means 3, intended to be in contact with a lateral edge of the shoe 2a of the rail 2.
• the adjustment means 9 comprises a cooperation interface 9b with the second element of the list comprising the support means 7 and the anchoring means 8, that is to say the second of the two elements that are the support means 7 and the anchoring means 8.
• the cooperation interface 9b is formed by at least one ramp intended to cooperate with a complementary surface carried by the second element of the list comprising the support means 7 and the anchoring means 8.
• This ramp mechanism in which the adjustment means 9 intervenes thus makes it possible to adjust the position of the support means 7 relative to the anchoring means 8.
• the ramp mechanism also makes it possible to maintain a determined position between the first of the two elements which interacts with the abutment interface 9a of the adjusting means 9 and the second of the interacting elements at the cooperation interface 9b of the adjusting means 9 which forms the ramp mechanism.
• the ramp of the cooperation interface 9b has a surface forming an angle with respect to the interface of the adjusting means forming a stop 9a.
• the surface of the cooperation interface is arranged in a plane which forms a non-zero and non-perpendicular angle with an axis perpendicular to the edge of the support means 7 intended to be in contact with a lateral edge of the skid 2a of the rail 2.
• the ramp of the cooperation interface 9b involves a flat surface carrying at least one guide rail 9c oriented in a direction providing a non-zero and non-perpendicular angle with an axis. perpendicular to the edge of the support means 7 intended to be in contact with a lateral edge of the shoe 2a of the rail 2.
• This guide rail 9c produces a sliding ramp along which moves a second of the two elements that are the means of support 7 and the anchoring means 8, via a complementary interface.
• the ramp of the cooperation interface 9b comprises a plurality of guide rails 9c oriented parallel to each other carried by a flat surface to interact with a complementary interface carried by the second element of the list comprising the support means 7 and the anchoring means 8, this interaction allowing, on the one hand, in a first step, a prior positioning of the adjusting means 9 relative to the support means 7 and, on the other hand, in a second step, a sliding adjustment of the adjustment means 9 to operate the ramps of the cooperation interface 9b.
• the arrangement of the guide rails 9c of the adjustment means 9 with those of the complementary interface according to a selected arrangement allows for a suitable positioning of the adjustment means 9 which can then be adjusted by sliding the control means.
• the cooperation interface 9b may have the form of a grooved flat surface along the axis of displacement of the second element.
• the second element then has a complementary surface to this planar grooved surface 9b cooperation.
• the cooperation interface 9b is formed by at least one threading oriented in a direction providing a non-zero and non-perpendicular angle with an axis perpendicular to the edge of the system 1 intended to be in contact with the rail 2, that is to say with the edge of the support means 7 intended to bear against the edge of the shoe 2a of the rail 2.
• the cooperation interface 9b of the adjustment means 9 is then arranged to interact with a threaded orifice positioned on the second of the two elements which are the support means 7 and the anchoring means 8.
• the invention also relates to an application of the rail fastening system 1 according to the invention to the railway field.
• the invention also relates to a method of implementing the rail fastening system 1 according to the invention, this method comprising at least:

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Architecture (AREA)
• Civil Engineering (AREA)
• Structural Engineering (AREA)
• Railway Tracks (AREA)
• Seats For Vehicles (AREA)

Priority Applications (7)

Applications Claiming Priority (2)

Publications (1)

Family

ID=59296957

Family Applications (1)

Country Status (9)

Cited By (1)

Families Citing this family (1)

Citations (3)

Family Cites Families (11)

• 2017
  • 2017-03-10 FR FR1752003A patent/FR3063750B1/fr not_active Expired - Fee Related
• 2018
  • 2018-03-08 US US16/489,927 patent/US20190390412A1/en not_active Abandoned
  • 2018-03-08 ES ES18713319T patent/ES2903353T3/es active Active
  • 2018-03-08 PL PL18713319T patent/PL3592899T3/pl unknown
  • 2018-03-08 RU RU2019129441A patent/RU2753780C2/ru active
  • 2018-03-08 EP EP18713319.4A patent/EP3592899B1/de active Active
  • 2018-03-08 CN CN201880017187.2A patent/CN110462135B/zh active Active
  • 2018-03-08 WO PCT/FR2018/050535 patent/WO2018162853A1/fr active Application Filing
• 2019
  • 2019-08-20 ZA ZA2019/05497A patent/ZA201905497B/en unknown

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