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EP0740720B1 - Dispositif de fixation pour rail de chemin de fer - Google Patents

Dispositif de fixation pour rail de chemin de fer Download PDF

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Publication number
EP0740720B1
EP0740720B1 EP95907053A EP95907053A EP0740720B1 EP 0740720 B1 EP0740720 B1 EP 0740720B1 EP 95907053 A EP95907053 A EP 95907053A EP 95907053 A EP95907053 A EP 95907053A EP 0740720 B1 EP0740720 B1 EP 0740720B1
Authority
EP
European Patent Office
Prior art keywords
insert
rail
clamping member
retaining element
cavity
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
EP95907053A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0740720A1 (fr
Inventor
Claude Loison
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Allevard Industries SA
Original Assignee
Allevard Industries SA
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 Allevard Industries SA filed Critical Allevard Industries SA
Publication of EP0740720A1 publication Critical patent/EP0740720A1/fr
Application granted granted Critical
Publication of EP0740720B1 publication Critical patent/EP0740720B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • E01B9/306—Fastening on wooden or concrete sleepers or on masonry with clamp members by resilient steel clips the clip being a shaped plate

Definitions

  • the present invention relates to a fixing device for railway rail.
  • Traditional fasteners include generally an anchor insert in the cross member, an elastic fastener rail for example in the form of a blade, at least one spacer insulator arranged between the insert or the fastener and the rail, a sole of rail support and a clamping device for the fastener on the insert for the put on the rail.
  • the rail rests on the sole and is positioned between two insulating spacers.
  • the clamping member is directly screwed into an insert consisting of a sheath immobilized in the concrete of the sleeper.
  • connection between the screw and the sheath is not completely waterproof and possible entry of water or humidity may cause corrosion of the screw metal and cause problems due to the residual water at the bottom of the sheath.
  • GB 2 083 107 already describes a clamping member constituted a rod provided with a retaining element formed by a bearing face extending radially beyond the rod and an insert comprising, part, a fixed front face forming a stop for the lateral forces of the rail and, on the other hand, an internal cavity opening upwards through a opening whose contours and respective dimensions are determined so as to allow the introduction and translation of the assembly consisting of the clamping member and the fastener, as well as the locking of the retaining element in said cavity by a appropriate movement of the clamping member in said opening.
  • the fixing device is assembled on the crossbar allowing it to take two positions separate, on the one hand a first position called pre-assembly authorizing the transport of the crossmember / fixing device assembly to the place of laying of the track then, on the other hand, a second position said climb where the rail is immobilized and fixed on the crosspiece.
  • the object of the present invention is to solve these problems techniques appropriately.
  • a device for fixing a railway rail to a cross member of the type comprising an insert anchored in the crossmember, an elastic fastener rail, at least one insulating spacer placed between the insert and / or the fastener and the rail, a sole on which rests the shoe of the rail and a clamping member of the fastener on the insert, said clamping member being consisting in particular of a rod provided, in its lower part, with a retaining element formed by at least one bearing face extending radially beyond the rod and the insert comprising, on the one hand, a fixed front face forming a stop for the lateral forces of the rail and, on the other share, an internal cavity opening upwards through at least one upper opening with respective contours and dimensions are determined so as to allow the introduction and translation of the assembly consisting of the clamping member and the fastener, as well as the locking of the retaining element in said cavity by a appropriate movement of the clamping member in said opening, characterized in that said upper opening is
  • the length of said groove is greater than the diameter of the bearing face of the retaining element to allow its introduction into said cavity by a position clamping device in the groove.
  • the diameter of said lumen is greater than the diameter of the bearing face of the retaining element.
  • the width of said groove is slightly greater than the outside diameter of the stem of the tightening to allow it to slide in the groove but less than the diameter of the bearing face to lock the element of retained in the cavity.
  • the first embodiment is more particularly intended in case the tightening member is a bolt, the rod of which has a threaded head surmounting a section with at least two parallel faces forming an anti-rotation element of the rod in the opening and said retainer consists of at least one protruding shoe radially from the bottom of the stem of the organ of Tightening.
  • said retaining element comprises two shoes diametrically opposite with respect to the rod of the clamping member.
  • the retaining element is introduced vertically in the cavity by said opening and is locked by a 90 ° rotation of the clamping member.
  • the second embodiment is rather intended for the case where the clamping member is a rivet, and said retaining element is constituted a peripheral collar made at the lower end of the rivet shank and whose external diameter is greater than the width of said groove.
  • the retaining element is introduced vertically in the cavity by the light then is locked by translation of the clamping member in the groove.
  • the dimensions of the cavity are greater than the diameter of the bearing face of the retaining element and said groove extends transversely to the rail in the mounted position.
  • said insert is provided with a wedging element intended to receive the rear end of the clip to lock it in the assembled position.
  • This wedging element is produced in the form of a bowl formed on the upper face of the insert on the side furthest from the rail. or consists of an element attached to the rear of the insert.
  • the device comprises a side spacer provided with hooking elements on the insert, which is arranged on a flange of the sole between the front face of the insert and the base of the rail and a vertical spacer provided with fastening elements on the clip which is arranged between the front end of the clip and the rail.
  • the lateral faces of the insert are connect with the front face by projecting edges allowing the snap of the lateral spacer.
  • the lateral spacer comprises a rectilinear central part intended to come into bearing contact against the base of the rail and extending rearwards by side arms hook intended to snap onto the projecting edges of the front of the insert.
  • said lateral arms are made with a plastic material and according to a profile which cooperates with that of the edges protruding from the insert.
  • the vertical spacer comprises a substantially flat lower part intended to come into bearing contact against the rail under the action of the fastener and a connected upper part to said lower part to form a grooved hinge in which is engaged the front end of the fastener.
  • the lower part of the vertical spacer has a through hole for the passage of the clamping member.
  • said cavity communicates with the outside through a longitudinal opening located the back of the insert.
  • the upper face of the insert extends at least in its part forward in a plane above the base of the rail while said rear longitudinal opening of the insert opens out onto the rear face and on the upper face of the insert.
  • the present invention thus comprises a fixed insert, anchored in the concrete of the crosspiece and in which is engaged the clamping member of the fastener.
  • the fastener used is elastic and its profile is freed from the insert design.
  • the possibilities of adjusting the attachment are increased insofar as the clamping member can slide in the groove between two extreme lateral positions relative to the rail.
  • the crosspiece with the fixing device can be delivered in pre-assembled position.
  • the clamping member is moved backwards into the upper opening of the insert.
  • the end front of the clip is then set back from the front of the insert to facilitate the installation of the rail.
  • the front part of the vertical spacer presses on the side spacer and a screw or moderate tensioning of the clamping device is sufficient to ensure the cohesion of the whole during its transport.
  • Another advantage is that the internal cavity in which often accumulate foreign bodies can be easily cleaned if necessary by the rear longitudinal opening.
  • the fixing device shown in Figures 1, 2a, 2b includes on each side of the rail R, an insert 1 anchored in the crosspiece T in concrete, an insulating lateral spacer 31 disposed between the insert 1 and the rail R, a fastener 2 with elastic deformation (metal blade ...) exerting one of its ends a vertical bearing force on the rail either directly or indirectly via a vertical insulating spacer 32 and a clamping member 4 of the clip 2 on the insert 1.
  • the rail shoe R rests on a sole S which overflows on each side of the base of the rail.
  • the insert 1 has a fixed front face forming a stop vis-à-vis lateral forces of rail R.
  • the clamping member 4 consists of a rod 40 provided in its lower part with a retaining element 41.
  • the tightening member 4 is a bolt and the lower part of its rod 40 is provided with a retaining element 41 consisting of at least one and preferably two shoes 41a, 41b diametrically opposite with respect to the rod 40.
  • the upper faces shoes 41a, 41b form bearing faces extending radially and in a plane substantially perpendicular to the axis of the rod 40.
  • the upper end of the rod 40 is provided with a head 42 threaded and intended to cooperate by screwing with a nut 5 and which overcomes a section 43 with at least two parallel faces forming a anti-rotation blocking element of the rod 40.
  • the section 43 forming blocking element will preferably be a square or a cam.
  • the upper face of the insert 1 extends at least in its part front close to the rail, in a plane above the base of the rail.
  • the insert 1 has an internal cavity 10 opening towards the high by an upper opening 11.
  • the contours and dimensions of said opening 11 are determined so as to allow the introduction of the lower part of the clamping member provided with the retained, its translation with the fastener forming an integral unit and locking the retaining element 41 in the cavity 10 by a appropriate movement of the clamping member 4 in the opening 11.
  • the upper opening 11 is formed by a groove 111 extending transversely to the rail.
  • the groove 111 is widened in its center by a light 110 intended to allow the rotation of the rod 40 of the clamping member 4 in view of locking the retaining element in the cavity 10.
  • the length of the groove 111 is greater than the diameter of the bearing face 41a of the retaining element 41 to allow its introduction into the cavity by an appropriate position of the clamping member 4 in the groove 111.
  • the section with parallel faces 43 is produced over a height sufficient of the rod 40 of the clamping member 4 to prevent any rotation of the rod when the latter is placed in the groove 111 and allow the screwing of the nut 5.
  • the dimensions of the light 110 are determined to allow rotation of the section 43 of the rod in said orifice and locking the retaining element 41.
  • the retainer is in the form of two symmetrical shoes 41a, 41b, these are their upper faces which come resting against the vault of the cavity 10 when the nut 5 is screwed onto the head 42 of the bolt in the locking position of said elements of detention.
  • the groove 111 is made on either side of the light central 110 so as to allow the passage of said shoes and their introduction in a vertical direction into the cavity when the rod 40 of the clamping member is disposed in the slot 110.
  • the locking of the shoes 41a, 41b of the retaining element is then obtained by a 90 ° rotation of the clamping member 4 in the light 110.
  • the dimensions of the cavity 10 are greater to the largest dimension i.e. to the diameter of the element of retainer 41.
  • the shoes 41a, 41b therefore extend in the position of locking perpendicular to the longitudinal axis of the groove 111.
  • the width of the groove 111 will be slightly greater than the outer diameter of the rod 40 corresponding to the spacing of the faces parallels of the anti-rotation section 43 of the clamping member so to allow its sliding in the groove and to prohibit its rotation to allow the nut 5 to be screwed onto the threaded head 42.
  • the cavity 10 also communicates with the outside by a longitudinal opening 12 located at the rear of the insert 1 and which opens out both on the rear face and on the upper face of the insert 1.
  • the device of the invention also comprises two insulating spacers, in particular an insulating lateral spacer 31, provided with hooking elements on the insert 1, which is arranged on a edge of the sole S between the front face of the insert 1 and the base of the rail R.
  • This lateral spacer 31 is associated with a vertical spacer 32 also insulating, provided with fixing elements on the fastener 2, which is arranged between the front end of the clip 2 and the rail R.
  • the lateral faces of the insert 1 are connected with the front face the facing rail by projecting flanges 13 allowing the latching of the attachment elements of the lateral spacer 31.
  • the lateral spacer 31 has a straight central part 310 intended to come into bearing contact against the base of the rail R for transmit the lateral forces to the fixed front face of the insert forming stop.
  • the central part 310 is extended towards the rear by arms 311 lateral hooks intended to snap onto the edges 13 projecting from the insert 1.
  • At least the lateral arms 311 and, from preferably, the whole lateral spacer 31 is made with a material plastic.
  • the lateral arms of course have a profile which cooperates with that of the edges 13 of the insert 1.
  • the vertical spacer 32 has a lower part 320 substantially flat and an upper part 321.
  • the lower part is intended to come into bearing contact against the rail R under the action of the vertical force of the fastener 2 while ensuring the electrical insulation of rails between them.
  • the front edge of the upper part 321 is connected to the edge front of the lower part 320 by forming a throat camière in which is engaged the front end of the fastener 2.
  • the lower part 320 of the vertical spacer 32 has a through hole 322 for the passage of the clamping member 4.
  • the upper part 321 of the vertical spacer has a surface sufficient to ensure both retention on fastener 2 and locking anti-rotation of the vertical spacer relative to the fastener.
  • the insert 1 has on its upper face and in its part rear (i.e. the one furthest from the R rail), a bowl 14 intended to receive the rear end with corresponding profile of the fastener 2 to wedge it in the mounted position, supported by its end front on the rail.
  • the element of setting in depression is an element attached to the rear of the insert.
  • FIG. 3 represents another embodiment of the invention in which the clamping member is a rivet 4 '.
  • the retaining element then consists of a peripheral collar 41 'made at the bottom of the rod 40' of the rivet and whose diameter external is greater than the width of the groove 111.
  • the clamping member with its retaining element is advantageously introduced into the cavity 10 by the light 110 whose diameter is greater than the diameter outside of the rod increased by the width of the bearing face 41'a of the 41 'collar.
  • the light 110 will be produced at the end back of groove 111 so that introducing the rivet into the cavity is not accompanied by any deformation of the fastener.
  • the anti-rotation locking means are not necessary from the there is no tightening by screwing.
  • the tightening is carried out here by means of a ramp 15 formed at the rear part of the upper face of the insert 1.
  • the ramp 15 is intended to elastically deform the fastener 2 by forced lifting of its rear part with a curved profile during the translation towards the rail R of the clamping member 4 'held vertically by the bearing face 41'a of the collar 41 'in the groove 111.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Railway Tracks (AREA)
  • Machines For Laying And Maintaining Railways (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Clamps And Clips (AREA)
  • Connection Of Plates (AREA)
EP95907053A 1994-01-21 1995-01-20 Dispositif de fixation pour rail de chemin de fer Expired - Lifetime EP0740720B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9400642 1994-01-21
FR9400642A FR2715413B1 (fr) 1994-01-21 1994-01-21 Dispositif de fixation pour rail de chemin de fer.
PCT/FR1995/000063 WO1995020070A1 (fr) 1994-01-21 1995-01-20 Dispositif de fixation pour rail de chemin de fer

Publications (2)

Publication Number Publication Date
EP0740720A1 EP0740720A1 (fr) 1996-11-06
EP0740720B1 true EP0740720B1 (fr) 1999-06-23

Family

ID=9459260

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95907053A Expired - Lifetime EP0740720B1 (fr) 1994-01-21 1995-01-20 Dispositif de fixation pour rail de chemin de fer

Country Status (18)

Country Link
EP (1) EP0740720B1 (zh)
JP (1) JP3647038B2 (zh)
CN (1) CN1051592C (zh)
AT (1) ATE181577T1 (zh)
AU (1) AU1539995A (zh)
DE (1) DE69510441T2 (zh)
DZ (1) DZ1846A1 (zh)
ES (1) ES2135696T3 (zh)
FR (1) FR2715413B1 (zh)
HR (1) HRP950019B1 (zh)
MA (1) MA23427A1 (zh)
MY (1) MY111991A (zh)
NO (1) NO962968L (zh)
TN (1) TNSN95003A1 (zh)
TW (1) TW301635B (zh)
WO (1) WO1995020070A1 (zh)
YU (1) YU3495A (zh)
ZA (1) ZA95391B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160073259A (ko) * 2014-12-16 2016-06-24 한국철도공사 콘크리트침목 레일고정장치

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2435285A (en) * 2006-02-21 2007-08-22 Pandrol Ltd Fastening railway rails
FR2933107B1 (fr) * 2008-06-26 2010-09-17 Railtech Int Dispositif de fixation de rail sur un support de voie.
KR101005105B1 (ko) 2008-07-25 2010-12-30 삼표이앤씨 주식회사 레일고정장치
KR100931699B1 (ko) * 2008-09-17 2009-12-14 (주)우일궤도 레일 고정장치
GB2472851B (en) * 2009-08-21 2016-01-13 Pandrol Ltd Insulator for railway rail fastening clip
GB2476460B (en) * 2009-12-22 2016-01-13 Pandrol Ltd Railway rail fastening apparatus
CN102918205B (zh) * 2010-03-03 2014-10-08 佛斯洛威克有限公司 用于把轨道固定在空心轨枕上的钩头道钉
GB2510419B (en) * 2013-02-04 2020-02-05 Pandrol Ltd A railway rail anchoring device
NL2014640B1 (en) 2015-04-14 2016-12-20 Movares Nederland Bv Railway.
JP6544829B2 (ja) * 2016-03-19 2019-07-17 公益財団法人鉄道総合技術研究所 レール締結装置
GB2572798B (en) * 2018-04-11 2022-03-09 Pandrol Ltd An anchoring device for a railway rail fastening assembly
FR3089528B1 (fr) * 2018-12-11 2023-01-06 Vape Rail Int En Abrege V R I Ensemble d'ancrage au sol pour un rail ferroviaire, en particulier pour un rail de tramway
CN112962362B (zh) * 2021-01-21 2022-07-12 广州地铁设计研究院股份有限公司 一种轨道结构

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1111832A (fr) * 1954-09-30 1956-03-05 Plaquette isolante pour crapaud de fixation de rails sur une traverse en béton
FR1573065A (zh) * 1968-03-15 1969-07-04
US4327865A (en) * 1980-05-27 1982-05-04 Greene John L Assembly for securing a rail to a supporting tie
GB2083107A (en) * 1980-08-27 1982-03-17 Clarke Charles William Fastening railway rails
GB2142068B (en) * 1983-06-21 1987-01-28 Ae Plc System for securing a railway rail to a railway sleeper
FR2634801B1 (fr) * 1988-08-01 1990-11-09 Sonneville Int Dispositif de support et de fixation pour rail de chemin de fer
JP2508758Y2 (ja) * 1991-04-26 1996-08-28 財団法人鉄道総合技術研究所 レ―ル締結装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160073259A (ko) * 2014-12-16 2016-06-24 한국철도공사 콘크리트침목 레일고정장치

Also Published As

Publication number Publication date
TW301635B (zh) 1997-04-01
NO962968D0 (no) 1996-07-16
ES2135696T3 (es) 1999-11-01
DZ1846A1 (fr) 2002-02-17
WO1995020070A1 (fr) 1995-07-27
DE69510441T2 (de) 2000-01-05
HRP950019B1 (en) 2000-02-29
NO962968L (no) 1996-09-17
EP0740720A1 (fr) 1996-11-06
HRP950019A2 (en) 1996-12-31
CN1138883A (zh) 1996-12-25
DE69510441D1 (de) 1999-07-29
AU1539995A (en) 1995-08-08
FR2715413A1 (fr) 1995-07-28
JPH09507698A (ja) 1997-08-05
CN1051592C (zh) 2000-04-19
MA23427A1 (fr) 1995-10-01
MY111991A (en) 2001-03-31
ZA95391B (en) 1995-10-27
YU3495A (sh) 1997-09-30
ATE181577T1 (de) 1999-07-15
FR2715413B1 (fr) 1996-04-12
TNSN95003A1 (fr) 1996-02-06
JP3647038B2 (ja) 2005-05-11

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