EP2702206A1 - Isolation thermique pour rails de chemin de fer - Google Patents

Isolation thermique pour rails de chemin de fer

Info

Publication number
EP2702206A1
EP2702206A1 EP12727257.3A EP12727257A EP2702206A1 EP 2702206 A1 EP2702206 A1 EP 2702206A1 EP 12727257 A EP12727257 A EP 12727257A EP 2702206 A1 EP2702206 A1 EP 2702206A1
Authority
EP
European Patent Office
Prior art keywords
rail
insulation element
thermal insulation
insulation
clamp
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.)
Granted
Application number
EP12727257.3A
Other languages
German (de)
English (en)
Other versions
EP2702206B1 (fr
Inventor
Bernd Fichtner
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.)
EAN Elektroschaltanlagen Grimma GmbH
Original Assignee
EAN Elektroschaltanlagen Grimma GmbH
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 EAN Elektroschaltanlagen Grimma GmbH filed Critical EAN Elektroschaltanlagen Grimma GmbH
Publication of EP2702206A1 publication Critical patent/EP2702206A1/fr
Application granted granted Critical
Publication of EP2702206B1 publication Critical patent/EP2702206B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • E01B7/24—Heating of switches
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B19/00—Protection of permanent way against development of dust or against the effect of wind, sun, frost, or corrosion; Means to reduce development of noise
    • 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
    • E01B9/60—Rail fastenings making use of clamps or braces supporting the side of the rail

Definitions

  • the invention relates to a thermal insulation for railroad tracks.
  • the invention relates to a thermal insulation for railroad tracks, which consists of several prefabricated elements.
  • a point heating system in which the flow and return of a heating line is covered externally with insulating material.
  • the insulation of the heating cable is done by foaming on site.
  • the rail foot is insulated by means of a prefabricated insulation thermally outwards.
  • thermal insulation of the prior art is that they often have only a relatively low mechanical strength, which is particularly at
  • High-speed lines can cause problems.
  • it may be for maintenance of the point heating system, for example, if disturbances of
  • Heating elements are present at the switch, be necessary, a complicated
  • the object of the invention is to provide an effective thermal insulation for railway turnouts, which is easy to assemble and has a high mechanical strength and stability.
  • the object is achieved by the thermal insulation for railroad tracks according to independent claim 1.
  • a thermal insulation for railroad tracks is provided with at least one inner insulation element and at least one outer insulation element.
  • the inner insulation element and the outer insulation element are shaped so that they can be mounted parallel to each other on a rail track, so that in the assembled state, the technicallyendämmelement includes a lateral end portion of the rail foot form fit and longitudinally along the rail both opposite the rail web, with a Distance to the rail web, as well as extends to the bottom of the rail.
  • the inner insulation element is arranged in the region of the distance between the outer insulation element and the rail web and is held by means of the outer dam element on the rail track.
  • an advantage of the invention is that due to the modular construction a simple mounting is made possible.
  • the outer and inner insulation elements are made of a stable and heat-insulating material.
  • the thermal insulation has a fastening clip for attachment to the outer insulation element and for fixing the outer insulation element to the rail.
  • the mounting clamp is designed and adapted to the outer profile of the considereddämmelements that it is attachable in a biased state of the outer insulation element. Due to the bias of the mounting clamp, the technicallyendämmelement can be fixed when attaching it together with the attached mounting clamp to the rail, by means of a snapping the mounting clamp on the rail to the rail.
  • the outer insulation element preferably has drainage holes on its underside.
  • the outer insulation element it is advantageously possible for the outer insulation element to cover the largest possible area longest of the railroad track.
  • the outer damming element preferably has, in its longitudinal profile in the middle and upper regions, a length with which, in the installed state, it projects above a threshold of the railroad track and close to the rail fastening
  • the outer insulation element has on its underside a length corresponding to a distance between two railway sleepers.
  • the inner insulation element is designed such that it has an adapted to the rail track and to the outer insulation element cross-sectional profile.
  • the inner insulation element preferably has a shape adapted to the rail track and to the outer insulation element
  • An advantage of this preferred embodiment of the invention is that, in particular due to the positive connection, the stability of the construction in the mounted state is increased even further.
  • the inner insulation element in its cross-sectional profile on the side facing away from the rail track in the assembled state of thermal insulation, a recess into which the configureddämmelement is einpassbar, so that in the assembled state, the technicallyendämmelement and mecanicendämmelement positively connected to each other.
  • the assembly is further facilitated further and the stability is increased even more, in particular since an enlarged contact surface between the inner insulating element and the outer insulating element is provided due to the positive connection.
  • the thermal insulation of the invention has several advantages:
  • Certainlydämmimplantation which are arranged in the assembled state over the entire heated rail length lined up.
  • Inner insulation elements latched together.
  • the inner insulation elements are latched together over the entire heated
  • Rail length arranged in a row.
  • an inner damping element has a trapezoidal connection at one end. Further preferably, an inner damping element has at its other end a trapezoidal recess in the shape of the nozzle. Particularly preferred
  • a combined inner insulation element which has a trapezoidal connection piece at one end and the trapezoidal recess in the shape of the connection piece at its other end.
  • the shapes or the cross-sectional profiles of the inner dam element and the outer dam element are adapted to this effect.
  • the outer insulation element and / or the inner insulation element is preferably formed from a heat-insulating material, in particular from polypropylene.
  • the invention is not limited to the use of polypropylene. Instead, other materials that allow high stability and good
  • the outer insulation element is integrally formed.
  • thermal insulation according to the invention is provided.
  • the inner and / or outer insulation element are preferably provided with additional recesses.
  • the heating element of a rail heater may be mounted on the same side as the thermal insulation, or on the opposite side of the rail.
  • thermal insulation according to the invention can advantageously be attached to the rail in a simple manner,
  • a prefabricatedintensiveendämmelement be provided with a mounting clamp, wherein the clamp in the on the
  • Outside insulation element patch condition has a mechanical bias. Furthermore, at least one inner insulation element is applied to the railroad track at its web area, and the clampedConendämmelement is pushed onto the rail, wherein a suitableêtdämmelement is used, that in the pushed state, the rail at least on a side rail foot and the inner insulating element positively. The clamp can then because of the mechanical bias on the other side of the
  • the thermal insulation according to the invention is particularly suitable for keeping cold wind from the rail, so as to maximize the possible temperature difference between the outside temperature, which is often far below zero degrees Celsius in winter, and the rail temperature. It is provided a thermal insulation, by means of which advantageously contradictory requirements are met. More precisely, it will become one
  • Heat insulation device provided, in which on the one hand a good Thermal insulation is ensured due to a low thermal conductivity. Furthermore, a good mechanical strength and stability is given, which is especially necessary for high-speed lines. In addition, a simple manner of attachment is provided, whereby a simple maintenance is ensured especially in case of disturbances on the heating elements. This is particularly due to the modular design of the invention
  • FIG. 1 shows a cross-sectional view of an outer dam element of a
  • Embodiment of the invention in a state mounted on the rail
  • FIG. 2 shows a side view of the outer dam element according to the invention according to the exemplary embodiment shown in FIG. 1, FIG.
  • FIG. 3 is a plan view of the outer dam member of the invention shown in FIG. 2; FIG.
  • FIG. 4 shows a perspective view of the outer dam element according to the invention, shown in FIG. 2,
  • FIG. 5 shows a cross-sectional view of the inner dam element according to the invention in the rail-mounted state, according to the exemplary embodiment of the invention
  • FIG. 6 shows a side view of the inner dam element according to the invention according to the exemplary embodiment from FIGS. 1 and 5
  • FIG. 7 shows a perspective view of the inner lining element according to the invention, shown in FIG. 6,
  • FIG. 8 is a perspective view of the thermal insulation according to the invention in the assembled state according to the embodiment of the invention
  • Fig. 9 is a side view of the thermal insulation according to the invention in the assembled state according to the embodiment of the invention
  • Fig. 10 is a perspective view of the réelledämmimplantation in the assembled state according to the embodiment of the invention
  • Fig. 1 cross-sectional views of the railroad track and the thermal insulation according to the invention during various steps of mounting the thermal insulation.
  • an outer insulation element 101 of the thermal insulation according to the invention is shown in cross-sectional view in a mounted state on the rail 102.
  • the rail 102 has a rail head 107, a rail web 103 and a rail foot 104.
  • the outer insulation element 101 has in its cross-section a recess which receives a lateral end region 105 of the rail foot 104.
  • the lower part 106 of thecontesteddämmelements 101 extends below the
  • the outer insulation element 101 has on its lateral part a projection 108 which extends with respect to the rail web 103 with a distance 109 to the rail web 103. The distance is intended for that there
  • the outer insulation element 101 On its lateral end face 1 10, the outer insulation element 101 has a groove 11 1, which is provided for receiving a fastening clip (not shown here). As can be seen from FIG. 1, the lateral end region 105 of the rail foot 104 is enclosed by the outer insulation element 101 in a form-fitting manner. It can also be seen from FIG. 1 that the lower part 106 of the outer dam element 101 extends under the rail foot 104 in such a way that the rail foot 104 extends from the rail foot 104
  • External insulation element 101 is positively included, i. the outer insulation element 101 can be held by means of the fastening clip (not shown) with its lower part 106 on the rail 102.
  • the outer insulation element 101 has on the upper side of its lower part 106, which upper side facing the rail foot 104, a recess 112 which is for collecting and draining of
  • the meaningendämmelement 101 according to the embodiment of the invention is shown in side view.
  • the outer insulation element has such a longitudinal profile that its lower part 106 is shorter in comparison to its upper part or the projection 108.
  • the outer insulation element 101 has recesses 201 in its longitudinal profile. According to FIG. 2, this is
  • the Jardinendämmelement 101 symmetrically designed in its longitudinal profile.
  • the length of the lower part 106 is selected according to this embodiment such that the outer insulation element 101 has on its underside 202 a length which corresponds to a distance between two sleepers (not shown here) of the railroad rail 102.
  • the outer insulation element 101 is in one piece and made of a heat-insulating material, preferably made of
  • Fig. 3 is a plan view of the realizeddämmelements 101 is shown. As shown in FIG. 3, the lower part 106 of the outer dam member 101 has a series of drainage holes 301 for draining melt water.
  • FIG. 4 shows the lower part 106, the overhang 108, the groove 111, the drainage holes 301 and other components and aspects of the outer dam element 101, which are also explained in greater detail in FIGS. 1 to 3.
  • FIG. 5 is a cross-sectional view of an inner dam element 501 of FIG.
  • Inner insulation element 501 adapted to the rail track 102
  • the inner insulation element 501 has a recess 502 in its cross-sectional profile, so that the cross-section of the inner insulation element 501 corresponds to the cross-section of the outer insulation element 101 shown in FIGS Cross-section of the supernatant 108 of the consideredendämmelements 101 is adjusted. It is thus achieved that the outer insulation element 101 and the inner insulation element 501 connect to one another in a form-fitting manner.
  • Such a construction on the one hand a simple installation, on the other hand achieved a high stability.
  • Embodiment at one end 601 a trapezoidal nozzle 602 and at its other end 603 a trapezoidal recess 604 in the form of the nozzle. This allows a secure latching of several juxtaposed similar réelleendämmmaschinen 501 in a simple manner.
  • Fig. 7 the allegeddämmelement 501 shown in Figs. 5 and 6 is shown in a perspective view.
  • Fig. 8 is a perspective view of the thermal insulation 100 of the invention according to the embodiment shown in the assembled state.
  • both the rail 102, on which the thermal insulation 100 is mounted, and, for example, two rail sleepers 801 and rail fastenings 802 are shown.
  • Fig. 9 two juxtaposed réelledämmmaschinemm comprise 501 can be seen.
  • the réelleendämmmaschinemm comprise 501 are in accordance with the assembly of
  • Fig. 9 is a perspective view of the embodiment of
  • insulation 100 according to the invention is shown in the assembled state.
  • the outer damping elements extend with their end surfaces 901, as it were, up to the mounting brackets 902 of the rail fastening 802, so that the cover of the rail 102 with the inner insulation elements 501 and the
  • FIG. 10 is a perspective view of the formerlydämm implant 501 shown in the assembled state.
  • the formerlyendämm implant 501 as shown in Fig. 10, by means of the trapezoidal mounting stub 602 verklinkt together lined up, arranged adjacent to the rail.
  • Fig. 11 is shown how the thermal insulation (100) according to the embodiment can be mounted.
  • the outer insulation element 101 according to the invention is provided with a fastening clip 803 placed thereon.
  • Fixing clamp 803 has at one end a bent portion 1101 which is adapted to engage in the groove 111 at the end face of the protrusion 108.
  • the fastening clip 803 is preassembled on the outer insulating member 101 of the thermal insulation 100 outside the rail system, with the bent portion 1101 of the fastening clip 803 being inserted into the groove 111 serving as the guide groove for the fastening clip 803.
  • the fixing bracket 803 is fixed to a side end surface 1102 of the lower part 106 of the outer dam member 101.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Thermal Insulation (AREA)
  • Railway Tracks (AREA)

Abstract

L'invention concerne une isolation thermique (100) pour rails de chemin de fer (102) comprenant au moins un élément d'isolation interne (501) et au moins un élément d'isolation externe (101) formés pour pouvoir être montés de manière parallèle sur un rail de chemin de fer (102). Une fois monté, l'élément d'isolation externe (101) comprend, par complémentarité de forme, le patin de rail (104) au niveau d'une zone terminale latérale (105) du patin de rail (104) et sa partie supérieure (108) s'étend dans la direction longitudinale, le long du rail (102), en face de l'âme (103) du rail, à une distance (109) de cette âme de rail (103), et sa partie inférieure (106) s'étend sur la face inférieure du rail (102). L'élément d'isolation interne (501) est disposé dans la zone de l'écart (109) entre l'élément d'isolation externe (101) et l'âme de rail (103) et est maintenu contre le rail de chemin de fer (102) au moyen de l'élément d'isolation externe (101).
EP12727257.3A 2011-04-29 2012-04-24 Isolation thermique pour rails de chemin de fer Not-in-force EP2702206B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011100079A DE102011100079A1 (de) 2011-04-29 2011-04-29 Wärmedämmung für Eisenbahnschienen
PCT/DE2012/000429 WO2012146235A1 (fr) 2011-04-29 2012-04-24 Isolation thermique pour rails de chemin de fer

Publications (2)

Publication Number Publication Date
EP2702206A1 true EP2702206A1 (fr) 2014-03-05
EP2702206B1 EP2702206B1 (fr) 2017-03-29

Family

ID=46275636

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12727257.3A Not-in-force EP2702206B1 (fr) 2011-04-29 2012-04-24 Isolation thermique pour rails de chemin de fer

Country Status (5)

Country Link
EP (1) EP2702206B1 (fr)
CN (1) CN103534412B (fr)
DE (1) DE102011100079A1 (fr)
RU (1) RU2557095C2 (fr)
WO (1) WO2012146235A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013016232A1 (de) 2013-10-01 2015-04-02 Ean Elektroschaltanlagen Gmbh Temperiereinheit für Fahrwegelemente und System zum Temperieren von Fahrwegelementen
DE102014000296B4 (de) 2014-01-15 2016-03-10 Ean Elektroschaltanlagen Gmbh Einrichtung zur Wärme- und Winddämmung von Eisenbahnschienen
DE102015001277A1 (de) * 2015-02-02 2016-08-04 Ortec Gesellschaft für schienentechnische Systeme GmbH Elastische Schienenlagerung
CN108797233A (zh) * 2017-04-28 2018-11-13 西安铁路信号有限责任公司 一种铁路道岔融雪加热防风保温方法
CN109518548B (zh) * 2018-12-05 2023-09-05 中国铁建重工集团股份有限公司 轨道保护装置
CN114032712B (zh) * 2021-12-02 2023-05-23 南京铁道职业技术学院 一种抗冻型轨道结构及其轨道结构施工方法

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RU2010072C1 (ru) * 1991-06-05 1994-03-30 Московский Институт Инженеров Железнодорожного Транспорта Обогреватель для стрелки
GB2272011B (en) * 1992-10-28 1996-05-22 Charles Penny Method for securing in position a tramway or railway rail
DE9411006U1 (de) * 1994-03-31 1994-09-08 Wirthwein, Udo, 97993 Creglingen Lärmreduzierter Eisenbahnoberbau
DE4423331A1 (de) * 1994-03-31 1996-01-04 Udo Wirthwein Lärmreduzierter Eisenbahnoberbau
JPH0925602A (ja) * 1995-07-10 1997-01-28 Shinyoushiya:Kk レールポイントの加熱装置
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CA2633014A1 (fr) * 2008-05-23 2009-11-23 Polycorp Ltd. Pince pour rail a deux pieces et son outil d'installation
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WO2010142720A1 (fr) * 2009-06-11 2010-12-16 Balfour Beatty Plc Système de chauffage d'aiguilles de rail
EP2354300A1 (fr) * 2010-02-03 2011-08-10 Composite Damping Material N.V. In Het Kort "Cdm" Système à rail imbriqué

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Also Published As

Publication number Publication date
EP2702206B1 (fr) 2017-03-29
RU2013152799A (ru) 2015-06-10
CN103534412B (zh) 2015-07-15
DE102011100079A1 (de) 2012-10-31
RU2557095C2 (ru) 2015-07-20
CN103534412A (zh) 2014-01-22
WO2012146235A1 (fr) 2012-11-01

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