EP2563971A1 - Dispositif de conditionnement et procédé pour sécher et réguler la température d'un lit de ballast - Google Patents

Dispositif de conditionnement et procédé pour sécher et réguler la température d'un lit de ballast

Info

Publication number
EP2563971A1
EP2563971A1 EP11717569A EP11717569A EP2563971A1 EP 2563971 A1 EP2563971 A1 EP 2563971A1 EP 11717569 A EP11717569 A EP 11717569A EP 11717569 A EP11717569 A EP 11717569A EP 2563971 A1 EP2563971 A1 EP 2563971A1
Authority
EP
European Patent Office
Prior art keywords
ballast bed
cover plate
conditioning device
threshold
sleepers
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
EP11717569A
Other languages
German (de)
English (en)
Other versions
EP2563971B1 (fr
Inventor
Dirk Brüning
Udo Maier
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.)
Covestro Deutschland AG
Original Assignee
Bayer Intellectual Property 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 Bayer Intellectual Property GmbH filed Critical Bayer Intellectual Property GmbH
Priority to PL11717569T priority Critical patent/PL2563971T3/pl
Publication of EP2563971A1 publication Critical patent/EP2563971A1/fr
Application granted granted Critical
Publication of EP2563971B1 publication Critical patent/EP2563971B1/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
    • E01B1/00—Ballastway; Other means for supporting the sleepers or the track; Drainage of the ballastway
    • E01B1/001—Track with ballast
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B27/00—Placing, renewing, working, cleaning, or taking-up the ballast, with or without concurrent work on the track; Devices therefor; Packing sleepers
    • E01B27/06—Renewing or cleaning the ballast in situ, with or without concurrent work on the track

Definitions

  • the present invention relates to a Konditioniervomchtung and a method for drying and / or tempering a ballast bed, with the aid of the track bed of a railway track system can be dried and tempered to subsequently foam the ballast bed at least partially.
  • the starting materials isocyanate and polyol are injected into the cavities of the ballast bed, where they react to polyurethane foam.
  • the ballast bed should be as dry and free of water as possible.
  • the conditioning apparatus for drying and / or tempering a ballast bed of a railroad track installation, wherein the railroad track installation has sleepers resting on the ballast bed and rails resting on the sleepers, has a chassis for moving the conditioning apparatus, in particular on the rails. Connected to the chassis is an outlet nozzle for blowing tempered air into the ballast bed via at least one injection area positioned between two adjacent sleepers. According to the invention, at least one cover plate is connected to the chassis for substantially airtight cover of an upper side of a side strip of the ballast bed which is provided in the direction of travel, next to the sleepers, in substantially opposite direction of gravity.
  • the cover plate prevents the tempered air from escaping again shortly after penetration into the ballast bed, directly next to the injection area above the side strip of the ballast bed.
  • the ballast bed can in particular seal the ballast bed around the injection area and prevent a corresponding short-circuit current.
  • a defined temperature preferably a temperature of 20 ° C to 50 ° C.
  • the cover plate can thus correspond in its transversely to the direction of travel extension essentially this minimum width of the side strip.
  • the substantially airtight covering of the side strip in the region of the minimum width of the side strip is essentially sufficient so that the tempered air can penetrate about 350 mm into the pebble bed. This penetration depth is usually sufficient to penetrate the entire ballast bed with tempered air.
  • the injection region may in particular comprise a threshold compartment formed between two adjacent thresholds.
  • the injection area comprises two mutually adjacent threshold compartments.
  • the injection area may in particular be bounded laterally by the rails.
  • the outlet nozzle can be lowered to the top of the thresholds to blow the tempered air.
  • the outlet nozzle may be formed as a simple tube end and, for example, have a substantially rectangular cross-section, which corresponds essentially to the injection area.
  • the outlet nozzle can also be designed as a lance, which can in particular dive into the ballast bed.
  • the blowing area and possibly the area surrounding the blowing area can be covered by the conditioning device substantially airtight to the environment, so that collect the tempered air blown inside the conditioning and there can form a correspondingly high pressure to further leakage of tempered air in the conditioning device to avoid.
  • at least one Abschott issued for substantially airtight sealing at a threshold and / or on a rail and / or in a direction substantially opposite to the direction of gravity Send top of a provided in the direction of travel in front of or behind the threshold support strip of the ballast bed connected to the chassis.
  • the cover plate Through the cover plate, a lateral escape of the tempered air can be avoided, while the Abschott recognized leakage of tempered air can be avoided before and after the injection area.
  • the threshold itself provides an airtight covering of the ballast bed, so that it is sufficient to seal the conditioning device essentially airtight at the threshold and possibly at the rail connected to the threshold.
  • a threshold compartment can be covered by the Abschott recognized comparable to the cover plate surface and substantially airtight.
  • the Abschott driving is configured such that the Abschott recognized substantially seals airtight at a threshold to the blowing area threshold limited substantially, wherein the Abschott issued seals in particular on a facing in the direction of travel or counter to the direction of travel side surface of the threshold.
  • a substantially flat surface results on a side of a sleeper which points in the direction of travel or against the direction of travel, which allows a particularly airtight sealing in a particularly simple manner.
  • a threshold which is preferably further arranged a threshold compartment.
  • the pressure of the tempered air prevailing inside the conditioning device may be sufficient to prevent the tempered air from escaping in the region of the threshold compartment spaced from the injection region. This allows a correspondingly high flow resistance at the upper side of the ballast bed in a comparatively large area, which leads to a particularly large penetration depth of the conditioned air into the ballast bed.
  • the Abschott realized at least one transverse to the direction of travel movable partition plate for lateral substantially airtight sealing on the rail and / or on the cover plate.
  • This makes it possible to lower the Abschott noticed substantially vertically past the tracks and then to achieve by a substantially horizontal movement of the bulkhead sheet a lateral seal to the rail or the cover plate.
  • This allows a substantially airtight seal even when occurring undercuts to be sealed, such as in a designed as a double-T carrier rail.
  • This makes it possible in a particularly simple manner to seal the conditioning device with the environment surrounding the blowing region, preferably at a distance from one another, the seal being able to seal both horizontally and horizontally. talen surfaces and / or vertical surfaces and / or obliquely or undercut extending surfaces can take place.
  • a hood connected to the chassis wherein the hood is connected in particular substantially airtight with the cover plate and / or with the Abschott issued.
  • tempered air can be prevented from escaping via an upper region of the conditioning device. This makes it possible to provide an elevated pressure level below the hood within the conditioning device with the aid of the tempered air introduced via the outlet nozzle, which prevents the escape of tempered air from the ballast bed back into the conditioning device. Short-circuit currents can be avoided.
  • the hood in particular has an opening for the outlet nozzle. Through the hood, the cover plate and the Abschott adopted a only interrupted by the outlet nozzle closed bell can be formed, which can be sealed completely airtight to the environment substantially. An unused outflow of tempered air from the conditioning out can be avoided. Instead, the tempered air can only leave the conditioning device via the ballast bed and thereby temper the ballast bed to an intended temperature and discharge moisture, in particular water, from the ballast bed.
  • the cover plate and / or the Abschott Vietnamese and / or the hood is provided with a form-flexible sealing material for the substantially airtight sealing, wherein the sealing material in particular an air cushion and / or brushes and / or rubber-like coverings and / or foam, wherein the Sealing material is covered in particular with an abrasion-resistant film and / or textile.
  • the sealing material in particular an air cushion and / or brushes and / or rubber-like coverings and / or foam
  • the Sealing material is covered in particular with an abrasion-resistant film and / or textile. Due to the shape-flexible design of the sealing material irregularities of the surface to be sealed, in particular the top of the ballast bed, can be automatically compensated.
  • the abrasion-resistant film such as a rubber film can be avoided that the ballast stones rub off the sealing material.
  • At least two outlet nozzles are provided for charging tempered air into the ballast bed via at least two inlet areas spaced apart from one another, wherein preferably the two inlet areas are connected via a separating device connected to the chassis, which is in particular comparable to the Abschott issued substantially. are hermetically separated from each other.
  • a volume flow of 10,000 m 3 / h can be injected. Due to the two injection areas, it is possible to dry and temper the ballast bed simultaneously in two different places at the same time, without the injected tempered air of one blowing area disturbing the injected tempered air of the other blowing area. This makes it possible, for example, first to pressurize the two injection areas with tempered air and then to move the Konditiomervomchtung with the help of the chassis such that the previously unimpaired blowing are supplied with tempered air. The tempering and drying of the ballast bed can thereby be accelerated.
  • the ballast bed can be substantially completely dried before the area of the ballast bed in the direction of travel is used to temper this area of the ballast bed to a desired slightly lower temperature.
  • the outlet nozzle is designed such that the injection region comprises at least two threshold compartments arranged between two thresholds.
  • the conditioning device can be further moved by the distance of a swelling compartment with the aid of the chassis so that in a second conditioning operation the injection area is a threshold compartment of the previous injection area and a threshold compartment which has not previously been supplied with tempered air , includes. This makes it possible to first preheat the new swelling compartment and preferably to dry it substantially completely and then to set the desired final temperature in the subsequent conditioning operation.
  • ballast bed As a result, it can be taken into account that, depending on the moisture content of the ballast bed, a corresponding amount of heat of vaporization is needed to dry the ballast bed, so that in the case of a particularly wet ballast bed, the desired final temperature inside the ballast bed can not necessarily be set with only one conditioning operation.
  • the cover plate is pivotally connected between a use position and a transport position with the chassis, wherein the extension of the conditioning in the transport position of the cover plate for transport in a railway car is less than in the use position of the cover plate.
  • the conditioning device can be used for example by means of a crane in a transport wagon, without the cover plate strike the walls of the transport vehicle can.
  • the cover plate In the position of use of the cover plate, the cover plate can extend well beyond the usual dimensions of a transport carriage laterally, so that a particularly large surface of the side strip of the ballast bed can be airtight covered.
  • the cover plate can be locked in the transport position, for example by means of securing pins, so that the cover plate does not accidentally move out of the transport position during transport.
  • the invention further relates to a method for drying and tempering a ballast bed of a railway track system, the railroad track system having sleepers resting on the ballast bed and rails resting on the sleepers, wherein, in particular, with the aid of a conditioning apparatus, which are designed and developed as described above
  • a conditioning apparatus which are designed and developed as described above
  • an upper side of the ballast bed and / or at least one threshold and / or at least one rail can be sealed in a substantially air-tight manner, before air tempered by the blowing area is blown into the ballast bed.
  • short-circuit flows can be avoided so that the tempered air can penetrate particularly deeply into the ballast bed in order to dry the ballast bed and to temper it to a desired final temperature.
  • the method can be designed and developed.
  • the different conditioning devices each temper areas of the ballast bed that are not tempered by the respective other conditioning device.
  • the tempered areas of the ballast bed can then be foamed up, in particular with polyurethane, wherein in particular the load cone resulting under the sleepers is foamed up.
  • non-foamed regions of the ballast bed can be glued to the upper side or fixed with a particularly porous foam, preferably of polyurethane. As a result, gravel stone flight can be avoided.
  • the foaming below the thresholds takes place in particular such that rainwater can be discharged between the foamed areas.
  • at least one remaining region remains between two thresholds, which extends from the surface to the planum or a drainage mat resting on the planum, so that rainwater can be safely removed.
  • the conditioning device it is preferably provided to lift the hood and / or the cover plate and / or the Abschott issued, for example hydraulically or pneumatically upwards, and to move the Konditioniervorides with the chassis on the rails of the railway track system. Subsequently, the raised areas can lowered again to achieve an airtight cover.
  • the conditioning device can load at least partially with its own weight on the cover plate and / or the Abschott founded to provide a correspondingly high contact pressure for substantially airtight seal.
  • the hood and the parts connected to the hood can preferably be lowered hydraulically or pneumatically or electrically, for example via a lifting spindle drive, relative to the rails or relative to wheels of the chassis resting on the rails.
  • An unintentional offset in the direction of travel or against the direction of travel of the Abschott Vietnamese relative to a threshold can be compensated in particular by a shift of the Abschott published in the direction of travel or against the direction of travel, preferably by means of a pneumatic or hydraulic actuation system.
  • FIG. 1 shows a schematic plan view of a railroad track system
  • FIG. 2 shows a schematic sectional view in the longitudinal direction of a conditioning device according to the invention in a raised position
  • FIG. 3 is a schematic sectional view in the transverse direction of the conditioning of FIG. 2,
  • FIG. 4 shows a schematic cross-sectional view in the transverse direction of the conditioning device in FIG. 3 in a lowered position
  • FIG. and FIG. 5 shows a schematic perspective view of the conditioning device in FIG. 4.
  • the railway track system 10 shown in FIG. 1 has a ballast bed 12, on which several sleepers 14 rest.
  • the thresholds 14 carry two rails 16, which are arranged spaced from each other according to the intended track width.
  • the area between two sleepers 14 is referred to as "sleeper compartment.”
  • the sleepers 14 rest on the ballast bed 12 in a support area 18.
  • the ballast bed 12 has a substantially horizontally oriented side strip 20.
  • the side strip 20 closes a substantially obliquely upwards or in most cases obliquely downwardly extending slope surface 22.
  • the conditioning device 24 shown in FIGS 2 to 5 can air between the tracks 16 in the illustrated embodiment across two threshold compartments in a blow-in area 26 tempe- ed air Around the blowing region 26, the conditioning device 24 in a covering region 28 can prevent the tempered air from escaping from the ballast bed 12.
  • the conditioning device 24 comprises a chassis 30 to which a lifting device 32 is connected, which can move a hood 34 up and down.
  • An outlet nozzle 36 is guided through the hood 34, with the aid of which tempered air from a blower can be blown into the injection region 26.
  • four hoods 38 running transversely to the direction of travel of the conditioning device 24 are also connected to the hood 34.
  • the Abschott Anlagenen 38 are displaced by means of displacement devices 40 pneumatically or hydraulically or electrically in the direction of travel or counter to the direction of travel.
  • a laterally protruding cover plate 42 is also connected to the hood 34.
  • the cover plate 42 is pivotally connected to the hood 34 and can be pivoted from the illustrated use position to a transport position, not shown, in which the cover plate 42 can be locked via retaining rings 44 by means of locking pins or straps or tension cables.
  • the cover plate 42 may be provided with a handle 46.
  • the Abschott issued 38 has transversely to the direction of travel sliding partition plates 48, which have a formflexibles sealing material 50 at their stop surfaces.
  • the remaining sealing abutment surfaces of the Abschott immunity 38 and the cover plate 42 may also be provided with the form-flexible sealing material 50.
  • the Abschott est 38 and the cover plate 42 are in turn connected substantially airtight with the hood.
  • the conditioning device 24 is sealed airtight over the sealing material 50 to the ballast bed 12, the sleepers 14 and the rails 16 substantially airtight.
  • the side strip 20 is covered by the cover plate 42 so that the tempered air blown in via the outlet nozzle 36 in the blowing region 26 can only leave the ballast bed 12 at a significantly distance from the blowing region 26, for example via the slope surface 22. Due to the high flow resistance at the surface of the ballast bed 12 and the long flow path achieved thereby, the injected tempered air can penetrate the ballast bed 12 particularly deeply.
  • the cover plates 42 may additionally be weighted, for example with separate weight pieces.
  • results from the hood 34, the cover plate 42 and the Abschott Anlagen 38 a substantially airtight sealed from the environment bell in which the injected tempered air can collect and can form a correspondingly high pressure within this bell which prevents a flow of tempering penetrated into the track bed 12. air into the bell.
  • the outlet nozzle 36 may be connected to more than one supply pipe 52, which may each be connected to a blower.
  • the outlet nozzle 36 is configured as a substantially rectangular tube, which is guided through the hood 34 therethrough.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Machines For Laying And Maintaining Railways (AREA)
  • Railway Tracks (AREA)
  • Drying Of Solid Materials (AREA)
  • Air-Conditioning For Vehicles (AREA)

Abstract

L'invention concerne un dispositif de conditionnement (24) et un procédé pour sécher et/ou réguler la température d'un lit de ballast (12) d'une installation ferroviaire (10), l'installation ferroviaire (10) présentant des traverses (14) reposant sur le lit de ballast (12) et des rails (16) reposant sur les traverses, le dispositif de conditionnement présentant un châssis (30) pour le déplacement du dispositif de conditionnement (24). Au châssis (30) sont reliées une buse de sortie (36) pour insuffler de l'air à température régulée dans le lit de ballast (12) par l'intermédiaire d'au moins une région d'insufflement d'air (26) positionnée entre deux traverses (14) voisines et au moins une plaque de couverture (42) destinée à couvrir de manière essentiellement étanche à l'air un côté supérieur, orienté essentiellement dans le sens opposé à la gravité, d'une bande latérale (20) du lit de ballast (12) prévue à côté des traverses (14) dans le sens de déplacement. Selon un procédé pour sécher et réguler la température d'un lit de ballast (12) d'une installation ferroviaire (10), un côté supérieur du lit de ballast (12) et/ou au moins une traverse (14) et/ou au moins un rail (16), en dehors de la région d'insufflement d'air (26), est essentiellement rendu étanche à l'air avant que l'air à température régulée soit insufflé dans le lit de ballast (12) par l'intermédiaire de la région d'insufflement d'air (26).
EP11717569.5A 2010-04-30 2011-04-26 Dispositif de conditionnement et procédé pour sécher et réguler la température d'un lit de ballast Not-in-force EP2563971B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL11717569T PL2563971T3 (pl) 2010-04-30 2011-04-26 Urządzenie do kondycjonowania oraz sposób osuszenia i regulowania temperatury podłoża z tłucznia

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010016733A DE102010016733B4 (de) 2010-04-30 2010-04-30 Konditioniervorrichtung und Verfahren zum Trocknen und Temperieren eines Schotterbetts
PCT/EP2011/056592 WO2011134967A1 (fr) 2010-04-30 2011-04-26 Dispositif de conditionnement et procédé pour sécher et réguler la température d'un lit de ballast

Publications (2)

Publication Number Publication Date
EP2563971A1 true EP2563971A1 (fr) 2013-03-06
EP2563971B1 EP2563971B1 (fr) 2017-01-18

Family

ID=44383851

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11717569.5A Not-in-force EP2563971B1 (fr) 2010-04-30 2011-04-26 Dispositif de conditionnement et procédé pour sécher et réguler la température d'un lit de ballast

Country Status (12)

Country Link
US (1) US8938887B2 (fr)
EP (1) EP2563971B1 (fr)
JP (1) JP5819405B2 (fr)
CN (1) CN103003494B (fr)
AU (1) AU2011247647B2 (fr)
BR (1) BR112012027907A2 (fr)
DE (1) DE102010016733B4 (fr)
ES (1) ES2622109T3 (fr)
PL (1) PL2563971T3 (fr)
RU (1) RU2560765C2 (fr)
WO (1) WO2011134967A1 (fr)
ZA (1) ZA201209043B (fr)

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WO2012126145A1 (fr) * 2011-03-24 2012-09-27 Bayer Materialscience Ag Procédé de fabrication de ballast
DE102011053368A1 (de) 2011-09-07 2013-03-07 Bayer Materialscience Aktiengesellschaft Raupenkette, Konditioniervorrichtung, Verfahren zum Temperieren eines Schotterbetts sowie Verwendung eines Schaumstoffs
CN103031786B (zh) * 2011-09-29 2016-02-10 拜耳材料科技(中国)有限公司 装置及使用其制备道碴道床的方法
EP2730699A1 (fr) 2012-11-09 2014-05-14 Bayer MaterialScience AG Procédé destiné à transformer en mousse un lit de ballast d'une installation de rails de voie ferrée
GB2513571A (en) * 2013-04-29 2014-11-05 Quill Internat Group Ltd A method of washing support material from 3D-printed articles and a washing machine therefor
CN104963247A (zh) * 2015-05-04 2015-10-07 江苏威拓公路养护设备有限公司 一种高速铁路道砟微波烘干装备
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Also Published As

Publication number Publication date
RU2012151189A (ru) 2014-06-10
AU2011247647A1 (en) 2012-11-22
US20130055586A1 (en) 2013-03-07
US8938887B2 (en) 2015-01-27
DE102010016733B4 (de) 2012-09-20
BR112012027907A2 (pt) 2017-07-25
RU2560765C2 (ru) 2015-08-20
JP5819405B2 (ja) 2015-11-24
CN103003494A (zh) 2013-03-27
DE102010016733A1 (de) 2011-11-03
CN103003494B (zh) 2015-08-26
ZA201209043B (en) 2014-05-28
PL2563971T3 (pl) 2017-07-31
AU2011247647B2 (en) 2015-11-12
ES2622109T3 (es) 2017-07-05
EP2563971B1 (fr) 2017-01-18
WO2011134967A1 (fr) 2011-11-03
JP2013527346A (ja) 2013-06-27

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