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EP2817457B1 - Dispositif anti-bruit - Google Patents

Dispositif anti-bruit Download PDF

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Publication number
EP2817457B1
EP2817457B1 EP12818468.6A EP12818468A EP2817457B1 EP 2817457 B1 EP2817457 B1 EP 2817457B1 EP 12818468 A EP12818468 A EP 12818468A EP 2817457 B1 EP2817457 B1 EP 2817457B1
Authority
EP
European Patent Office
Prior art keywords
wall
noise reduction
noise protection
base element
noise
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.)
Not-in-force
Application number
EP12818468.6A
Other languages
German (de)
English (en)
Other versions
EP2817457A1 (fr
Inventor
Thomas Danner
Bernhard Lichtberger
Erich Mayrhofer
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.)
Saranus Beteiligungsverwaltungs GmbH
Original Assignee
Saranus Beteiligungsverwaltungs 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 Saranus Beteiligungsverwaltungs GmbH filed Critical Saranus Beteiligungsverwaltungs GmbH
Publication of EP2817457A1 publication Critical patent/EP2817457A1/fr
Application granted granted Critical
Publication of EP2817457B1 publication Critical patent/EP2817457B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • E01B19/003—Means for reducing the development or propagation 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
    • E01B26/00—Tracks or track components not covered by any one of the preceding groups
    • E01B26/005—Means for fixing posts, barriers, fences or the like to rails
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C1/00—Design or layout of roads, e.g. for noise abatement, for gas absorption
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
    • E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
    • E01F8/0023—Details, e.g. foundations
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
    • E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
    • E01F8/0029—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement with porous surfaces, e.g. concrete with porous fillers

Definitions

  • the invention relates to a noise barrier system for arrangement on a traffic route comprising a plurality of longitudinally successive arranged noise protection devices, comprising at least one wall element with a wall element longitudinal extent, wherein the wall element is arranged on at least one base element having a base element longitudinal extent in the direction of the wall element longitudinal extent wherein the base member has a first end surface and a second end surface, and the two end surfaces are opposed to each other along the base member longitudinal extension and wherein the noise protection devices are positively connected, and the use of the noise barrier system.
  • Noise protection devices in the form of wall elements are used on or on traffic routes for noise protection. Usually, these protections are fixed on or next to the roadway and a corresponding foundation is made on the or in which the stand for the noise barriers themselves, usually as I or. H-beams are made of steel, anchored.
  • the AT 7 753 U1 describes a soundproofing element for use in railway construction. To insulate the sound generated when rolling the wheels on the tracks is provided that on an attachable to the ground, a footprint forming base element an insulating element is arranged, which preferably extends vertically in the height and with respect to the base element movable, preferably folded down , and / or is removably stored.
  • U1 is a sound barrier for traffic routes with a supported on the ground support structure are fixed to the prefabricated, sound-absorbing wall elements known, the support structure comprises a plurality of prefabricated vertical frame in which the wall elements are used, and wherein the wall elements at least partially made of recycled material and / or immobilized waste.
  • the DE 85 28 305 U1 describes a kit for the creation of unsupported noise barriers, the individual kit elements consist of noise barrier elements that have rearward plates on which Dämmstofflagen are arranged, which are covered with perforated plates, wherein at least one lateral end of the rear plates has a hinged formation with hinge axis, which is formed cooperable with the neighboring plate.
  • a mobile noise barrier which consists of a concrete base, a releasably connected thereto noise protection element and a cross brace which is releasably connected to both the concrete base and with the noise protection element consists.
  • the noise protection element consists of highly absorbent noise protection panels in a steel construction and is mounted on the concrete base and fixed by means of cross brace.
  • a soundproofing coating for sound-emitting and / or sound-reflecting surfaces, in particular for railway superstructure known, wherein the soundproofing coating comprises a rubber granules, which is solidified by means of a preferably elastically deformable plastic, wherein the coating additionally a relatively high, at least partially open-pore air entrainment comprises.
  • a sound insulating material in which two contacting layers are provided, each containing a plurality of inorganic particles which are thinly covered with and bonded to an adhesive, with holes formed between the adjoining particles.
  • the particle sizes in each layer differ from each other in such a way that essentially all particles of a layer are more than twice greater than the maximum size of the particles in an adjacent layer. All particles in all layers are essentially in the size range between 0.1 mm to 15 mm.
  • the WO 98/37276 A1 describes a soundproofing device for reducing airborne sound propagation, comprising a track system and a running in the longitudinal direction of track and elastically deformable low noise protective wall made of rubber or plastic, wherein the arranged at a distance from the track low-noise protective wall on its side facing towards the track (inside) has a profiling, the extends substantially over the entire wall height, while their side facing away from the track (outside) is designed mostly flat.
  • the inside is at an angle ⁇ and the outside in one Angle ⁇ , in each case with respect to the track perpendicular to the track inclined, wherein the angle ⁇ is greater than the angle ⁇ .
  • the profiling of the inside is a system of lips, with the lips at an angle ⁇ , relative to the track horizontal, to the track floor show.
  • the low-noise protective wall is at the top, where the inside and the outside converge towards each other, closed by a lip inclined towards the track, which points at an angle ⁇ , with respect to the track perpendicular, upwards. Furthermore, the low-noise protective wall has at least one cavity running in the longitudinal direction of the track.
  • the attachment mechanism consists of a simple, easy-to-install and dismantle profile that can be connected to a rail.
  • the simple assembly and disassembly is done by applying force to a mounting plate.
  • a correspondingly bent mounting bracket holds the soundproofing wall at the exact horizontal distance to the rail and at the same time stabilizes the right-angled position to the track.
  • a locking plate connects by snapping the soundproof wall with the attachment mechanism.
  • the mounting bracket is covered with rubber or other elastic material for the protection and vibration damping of the rail and threshold. The offset of the mounting bracket during the transition from the threshold to the ballast bed downwards serves to ensure that it is embedded in the ballast and that the weight load of the soundproofing wall is entirely taken over by the ballast bedding.
  • a noise barrier for shielding the noise is known, which occurs by driving on railroad tracks, the height of the arranged on both sides of a track noise barrier is about 0.5 m to 2 m.
  • the distance between two - in a normal to a longitudinal direction of the track opposite each other - noise barriers is only in a range of about 3 to 5% greater than the width of a clearance gauge of the track, wherein the angle of the track facing side of the noise barrier in one area is located at about -15 to +15 ° to the vertical and at a lower, resting on the ballast of the track end of the noise barrier on a side facing away from the track a nose with a side facing away from said side remote nose end is provided with a horizontal one Angle of about 10 ° to about 40 °.
  • a protective device for mounting on a traffic route comprising at least one wall element, wherein the wall element is arranged on at least one base element, which can be arranged on the traffic way without foundation, wherein the base element can be arranged on a ballast bed of a track and not in the track Floor is anchored, and the base element has at least one connecting element with which the base element with a threshold and / or a rail of a track is connectable.
  • the AT 393 146 B describes a concrete base which is approximately trapezoidal in vertical cross-section, which has a horizontally continuous support surface, optionally formed on its side facing the traffic surface side with a longitudinally extending, opposite the remaining surface projecting surface, and whose end faces are profiled gegen Eisen, to Production of a series of juxtaposed, with their faces contiguous concrete bases guide for unscoring vehicles.
  • the concrete base is provided with at least one through-going recess from above, in which an anchoring pole or a vertical support element for the attachment of soundproofing elements can be used.
  • the FR 2 598 484 A2 describes a chain of vanes, each vanes having complementary coupling means and connecting means so that the vanes can be interconnected.
  • the guide elements may have round end faces, wherein the curves have a concave or a convex course.
  • a guardrail for motorways which consists of several, heavy longitudinal pieces, which are placed directly on the ground and connected together so that they can pivot against each other slightly about vertical axes.
  • abutting end faces of the longitudinal pieces can be curved as viewed from above.
  • the noise protection wall system mentioned above and by the use of the noise barrier system wherein in the noise barrier system, the first end face of the base member are formed with a first rounding and the second end face of the base member with a second rounding, wherein the two curves in the direction perpendicular to extend the base element longitudinal extent, and wherein the first rounding a conical course and the second rounding have a convex profile, whereby the exclusively positive connection with another noise protection device is made possible by the convex curve of the noise protection device in the concave curve of the other, adjoining Noise protection device engages and the noise protection device is installable without foundation, and when using the noise barrier system as a sound barrier along a track, the sound barrier at a distance to the neigh bar rail between 50 cm and 120 cm is placed.
  • the advantage here is that due to the trained curves curve radii can be made easier.
  • the noise protection wall system higher attacking lateral forces withstand, since the forces are distributed by the adjoining noise protection devices on several noise protection devices, with a lateral sliding apart of the noise protection devices assembled condition of the noise barrier system can be prevented.
  • the lateral mobility of the individual noise protection devices is reduced in the noise barrier system, so that can be dispensed with a connection of the noise protection device to the rails or to the threshold, although these noise protection devices are placed without foundation at a very short distance to the rail, ie that they only on a ballast bed or optionally placed on a solid roadway.
  • the first rounding has a conical course and the second rounding has a convex course.
  • the base elements or the entire soundproofing elements can thus all have the same shape, whereby on the one hand the manufacture of the elements and on the other hand their assembly are simplified. In addition, it is thus possible to produce tighter curve radii with greater stability of the soundproof wall.
  • the noise protection devices are positively connected with each other. It is thus possible to dispense with an additional non-positive connection, for example by means of retaining clips or screws.
  • the assembly and disassembly of the noise protection wall system is in turn simplified by an exclusively positive connection, on the other hand, the production of the noise protection device is simpler, since on Eilegemaschine, such as screw or the like., Can be dispensed with to establish a positive connection between the noise protection devices.
  • the wall element and the base element are formed integrally with each other. It can thus be significantly reduced assembly time of the sound barrier system. Conversely, however, the dismantling can be shortened or simplified by simply lifting the soundproofing device with a crane, which in particular benefits are achieved during maintenance work on the track or during mining work after train accidents.
  • the wall element and / or the base element consist of a lightweight concrete with pores. It is thus possible monolithic form these sound insulation elements, so that can be dispensed with a complex structure to achieve the sound insulation effect. In addition, it is thus possible in a simple manner that soundproofing behavior by appropriate selection of the pore size or by providing a pore size spectrum or by the number of pores, i. easy to adjust the entire pore volume.
  • the wall element has a filling of rock wool or rubber granules.
  • this wall element is used as a so-called field element. It is thus provided a wall element that a high weather resistance so that they require no special treatment to improve the weather resistance and low maintenance can be performed, but at the same time a relatively high reduction of noise pollution is achieved by neighbors on the track.
  • Noise protection devices comprises or have at least one connecting element with which the noise protection device with a threshold and / or a rail of a track is connectable. Again, it is advantageous that this connection is limited to a maximum of two noise protection devices, whereby the assembly and disassembly of the noise barrier system can be further simplified. The positional stability of the further noise protection devices between the two end members is achieved by the positive connection of the individual noise protection devices.
  • Fig. 1 two variants of a noise protection device 1 are shown which are very similar to each other and in the Fig. 2 to 8 or 9 and 10 are shown in more detail.
  • these noise protection devices 1 serve as noise barriers in the area of track systems 2, wherein like this Fig. 1 show, the noise protection device 1 has the advantage that it can be brought very close to the track strands 3, so that in the area of wheels 4 of rail vehicles 5 and the track strands 3 resulting noise can be effectively insulated even at low height of the noise protection device 1 or can be redirected into a no longer disturbing area.
  • These two noise protection devices 1 after Fig. 1 are of course arranged so that an unhindered operation of rail vehicles 5 is made possible, that is, that they are arranged at a sufficient distance 6, 7 to the moving rail vehicles 5. Due to the construction of the noise protection devices 1, this distance 6, 7 to the two noise protection devices 1 between 0.5 m and 1.2 m, in particular between 0.7 m and 1 m, amount, so so the two noise protection devices 1 very close to the Sound source can be attached.
  • the distance 6, 7 is measured between the edge of the outermost, the rails facing edge of the noise protection devices 1 and the center of the adjacent rail.
  • FIGS. 2 and 3 is now the first embodiment of the noise protection device 1 after Fig. 1 , a so-called center element, which is arranged in particular at least approximately centrally between two track sections.
  • the noise protection device 1 comprises or consists of a (em) base element 7 and at least one (em) wall element 8, wherein a plurality of wall elements 8 can be used, for example two superimposed. Of course, also a different number of wall elements 8, which are arranged one above the other, are provided in the noise protection device 1.
  • Such a wall element 4 may for example have a length of about 3 m, a width of about 12 cm to about 20 cm and a height of about 80 cm to about 100 cm, these details are not to be understood as limiting.
  • This noise protection device 1 may consist of several parts, in particular the base element 7 and the wall element 8 may represent separate components of the noise protection device 1.
  • the base element 7 is preferably formed as a concrete base in the form of a sheet-like element as from the FIGS. 2 and 3 evident.
  • a base element 3 have a width of about 1.2 m, a length of about 3 m and a height of about 0.26 m, and these versions have only exemplary character.
  • a surface 9 is planar and optionally formed with a slope in the direction of longitudinal side end surfaces 10, 11, which extend in the direction of a base element longitudinal extent 12.
  • the gradient can be only a few degrees, for example, between 0.5 ° and 3 °, to drain water.
  • this base element 3 is formed so that in an intermediate region 13, an at least approximately planar surface is formed, on which or the wall element (s) 8 are arranged, wherein the width of this surface in the direction of the tracks at least approximately equal to the width of the wall elements 8 or may be larger.
  • the base element 7 is formed integrally with the wall element 8, that is produced in the production with the wall element 8 as a part.
  • the underside of the base element 3 is preferably flat, in order to achieve a larger footprint and thus a higher stability of the noise protection device 1.
  • an elastomeric element such as a rubber mat, or a fleece is arranged on the underside of the base element 7, in which the crushed grains can be partially pressed.
  • This elastomer element or fleece can be glued to the underside of the base element 7, it is also possible that it is inserted into the formwork for the preparation of the base element 7 and thus already connected to the concrete base during manufacture.
  • the base element 7 has a first end face 14 and a second end face 15, which are formed opposite one another along the base element longitudinal extension 12.
  • the first end faces 14 is formed with a first rounding 16 and the second end face with a second rounding 17, wherein the two curves extend in the direction perpendicular to the base element longitudinal extent 12.
  • the first rounding 16 has a first radius of curvature 18 and the second rounding 17 a second radius of curvature 19, wherein in this embodiment, the two radii of curvature 18, 19 parallel to the plane of the surface 9, as these from the FIGS. 2 and 3 is apparent.
  • the two radii of curvature 18, 19 can be of different sizes, but in the preferred embodiment they have at least approximately the same value, ie are at least approximately on.
  • the values of the two radii of curvature 18, 19 can be selected from a range of 0.75 m to 1.5 m, in particular from a range of 0.85 m to 1.2 m.
  • the two radii of curvature 18, 19 may have a size of 1 m.
  • the base element element 7 in a noise protection wall system 20 which results from the juxtaposition of several base elements 7 and, for example, in Fig. 7 is shown in sections, in the direction of the base element longitudinal extent 12 have a certain mobility in the horizontal direction, so that in particular in the curved portion of rails a better replica of the curve radius is made possible.
  • this mobility is not so great that the base elements 7 come out of mutual engagement, so that a stabilization of the noise protection wall system 20 in the longitudinal direction thereof is achieved as well.
  • the two curves 16, 17 of the end faces 14, 15 may have different radii of curvature 18, 19. However, these two curves preferably have at least approximately the same radii of curvature 18, 19.
  • the first rounding 17 of the first end face 14 is curved inward, that is concave, and the second rounding 18 of the second end face 15 arched outwards, so convex.
  • the noise protection wall system 20 is formed by the juxtaposition of noise protection devices 1 a form fit by the convex curve 17 of a first noise protection device 1 engages in the concave curve 16 of a second adjoining noise protection device 1.
  • At least two anchor plates can be provided, which are arranged eccentrically and at a distance from the two end faces 5, as shown in FIG AT 508 575 B1 is known, which is expressly incorporated herein by reference, and thus to this extent belongs to the subject matter description.
  • the base member 7 is integrally formed with the wall element 8.
  • these two elements are made of concrete, preferably one, in particular porous, lightweight concrete.
  • the base member 7 is made of a non-porous concrete to which the wall element 8 is poured from lightweight concrete, including corresponding formwork are used to obtain a one-piece noise protection device 1.
  • a lightweight concrete is understood to mean a concrete with a maximum volume weight of 2500 kg / m 3 .
  • the lightweight concrete may have pores of a size selected from a range of 2 mm to 12 mm, in particular from a range of 4 mm to 8 mm. It is also the formation of pores of different sizes of advantage, since thus a wider range of sound frequencies can be covered.
  • the wall element 8 of a different material, as will be described in more detail below.
  • lifting lugs 21 can be arranged on the top of the wall element, in particular poured into the wall element 8, be.
  • At least some of the edges of the noise protection device 1 of this or all variant (s) can be made beveled. Likewise, the transition between the wall element 8 and the base element 7 can be made rounded.
  • these end elements 22 and 23 are provided with wall elements 8, which at least partially have an oblique course. Accordingly, the height above the base element 7 of the wall element 8 of the embodiment of the noise protection device 1 according to the 4 and 5 starting from the end face 15 in the direction of the end face 14 and those of the embodiment according to Fig. 8 in this direction, wherein in both variants oblique areas of the wall elements 8 can pass into a horizontally extending portion of the top, as shown in the 4 to 6 is shown.
  • end elements 22, 23 are indeed advantageous, but for these end elements 22, 23 and the noise protection device 1 according to the FIGS. 2 and 3 can be used.
  • noise protection devices 1 can form the end elements 22, 23 of the noise protection wall system 20, the end face 15 of the base element 7 of the noise protection device 1 according to the 4 and 5 and the end face 14 of the base element 7 of the noise protection device 1 according to Fig. 6 straight, ie without curves, executed, since no further noise protection device 1 positively abuts against these end faces 14, 15.
  • the execution of these end faces 14, 15 with the above-described curves 16, 17 is possible.
  • FIGS. 7 and 8 show the composite of several noise protection devices 1 noise protection wall system 20 in an oblique view and plan view. In particular, the form-fitting connection of the individual noise protection devices 1 can be seen from these figures.
  • the number of noise protection devices 1 depends on the length of the route to be equipped with these noise protection devices 1, so that so the representation in the FIGS. 7 and 8 is not limiting.
  • the end member 23 after Fig. 6 be arranged.
  • the noise protection devices 1 between the two end members 22 and 23 are not connected to the track 3. They are also not connected to the thresholds, but are unfounded on the ballast bed, not shown. Only the two end elements 22, 23 can preferably be connected to the track rope 3 in order to fix the relative position of the noise protection wall system 20 to the track rope 3. A fixation of the further noise protection devices 1 between the end members 22, 23 is not required due to the positive connection between the noise protection devices 1.
  • connection of the end elements 22, 23 with the track strand 3 - alternatively, these end elements 22, 23 are also connected to a respective threshold - via each one connecting element 24.
  • these can with a Coupling element 25 and 26 (see also 4 and 6 ) be provided.
  • these coupling elements 25, 26 are designed as metal strips on which the connecting element 24 is screwed.
  • the coupling elements 25, 26 may be fastened to the surface of the base element 7, for example with Screws.
  • these are inserted into the concrete body of the base element and in particular potted with this and anchored in this, for example with claws, round steel bars, flat steel tongues, etc.
  • These coupling elements 25, 26 are inserted into the mold for the preparation of the base element before this with the Concrete is poured out.
  • coupling elements 25, 26 used, with which the connection between the connecting element 24 and the noise protection device can be made.
  • the coupling elements 25, 26 can be omitted and the connecting element 24 can be directly connected to the noise protection device 1, in particular screwed.
  • Fig. 9 to 11 is that variant of the noise protection device 1 after Fig. 1 represented, which in the side areas of a track, so not between two tracks, is arranged, ie the so-called field element.
  • several noise protection devices 1 form the noise protection wall system 20, wherein also in this embodiment, the two end elements 22, 23 (in the Fig. 9 to 11 only the end element 22 is shown) and in particular can be connected to the connecting element 24 with the track 3.
  • the base element 7 is preferably cast from concrete and designed as a flat element, but may have a smaller width than the base element 7 of the embodiment according to the FIGS. 2 and 3 , Preferably, this width of the upper side is dimensioned so that next to the wall elements 8, a walkway with a width of about 0.75 m can be formed.
  • the base element 7 is formed integrally with the wall element 8. But preferred is the separate version, so that the wall elements, if necessary, can be easily removed, but the new placement is determined by the remaining base element 7, so that the re-installation is easier.
  • This base element 3 may also have the anchor plates, as described above, in order to be able to fasten the wall elements 8, ie the holders, for this purpose, the latter are not arranged in a central region, but in the region of one of the longitudinal side edges 27, 28, depending on whether the wall element 8 are arranged to the right or to the left.
  • the longitudinal side edges 27, 28 extend in the direction of a wall element longitudinal extent 28a.
  • the wall element 8 is attached laterally to the base element 7 via a carrier element 29, which is better from the Fig. 12 to 15 is apparent.
  • a holding member 30 is connected, which serves to support the wall elements 8.
  • the holding element 30 is designed in particular as H-profile carrier, so that the wall elements 8 can be inserted into this without further connecting elements.
  • the wall elements 30 can be connected to the carrier element mechanically and / or positively.
  • the support member is connected to a side surface 31 of the base member 7 with this particular mechanically, for example screwed.
  • This side surface is chamfered and jumps inwards, as can be seen from the Fig. 9 and 11 is apparent.
  • the track surface 3 facing side surface 32 is formed starting from the top of the base element at least partially bevelled.
  • This bevel ensures that the base element 7, taking into account the clearance gauge of the rail vehicle (see Fig. 1 ) can be moved closer to the track 3. It is thus a more efficient sound insulation despite low wall height, this can for example be between 0.7 m and 1.2 m, in particular between 0.8 m and 1 m, the wall element 8 achieved.
  • the base element 7 of this variant of the noise protection device 1 thus preferably has a cross section in the form of an irregular pentagon, as is apparent from Fig. 11 is apparent.
  • this base element 7 may have the lifting lugs 21.
  • the wall element 4 itself may be formed from concrete, a rubber granulate / concrete mixture or a composite element consisting of two lateral cover walls with rubber granules arranged therebetween or rubber granules connected with a binder.
  • acoustical nonwovens are arranged to improve the acoustic effect on the side surfaces, in particular those surfaces which face the traffic route.
  • the wall element 4 is entirely formed of a plastic or a hard elastomer or the like.
  • the proportion of rubber particles in this mixture may be selected from a range with a lower limit of 10 vol .-% and an upper limit of 70 vol .-% or from a range with a lower limit of 20% by volume and an upper limit of 65% by volume and / or a range with a lower limit of 25% by volume and an upper limit of 55% by volume.
  • the rubber particle / concrete mixture may optionally also be added to a binder for plastics or the like.
  • the proportion of the plastic binder in both variants may range between 5% by weight and 25% by weight, in particular between 10% by weight and 15% by weight.
  • plastic particles e.g. Particles of PE, PP, PTFE, PVC, etc., especially recycled materials used.
  • the rubber particle / plastic particle / plastic binder mixture may also comprise a hydraulic binder, such as e.g. Cement, included.
  • an average grain size of these rubber particles is selected from a range having a lower limit of 0.4 mm and an upper limit of 4 mm and a range having a lower limit of 1 mm and an upper limit of 3.5 mm or from a range with a lower limit of 1.5 mm and an upper limit of 3 mm.
  • this rubber granulate may have a particle size between 0.5 mm and 4 mm. It proves to be an advantage if different particle sizes of rubber granulate are arranged in a wall element 4, for example particle sizes of 0.5 mm and 2.5 mm and 4 mm, in order to achieve different degrees of filling and a different acoustic behavior. It is possible that cavities are formed between the individual rubber particles, wherein a void fraction between 5 vol .-%, and 30 vol .-%, based on the total occupied by the rubber granules volume may amount. About these cavities, a reduction of the noise level of the side facing away from the traffic is also achieved.
  • the rubber particles can be provided in the context of the invention with a conventional plastic binder, wherein its proportion between 5 wt .-% and 15 wt .-% may be.
  • a polyurethane adhesive is used.
  • Cement or concrete can in turn be used as the binder, although other binders are also possible in order to obtain a self-supporting wall element 8 produced from a rubber granulate.
  • the wall element 8 is constructed differently, so for example made of wood materials, which wood materials can also be designed as composites, for example, with a wooden battens on the two side walls, that is those walls which are the traffic route and turned away , And can be arranged in between an acoustic filling or noise-reducing filling of an insulating material or the like.
  • a preferred embodiment of the wall element 8 provides rock wool as a filling for the cassettes.
  • a blocking element is arranged against sound waves, for example made of metal, plastic or concrete.
  • the wall elements 8 are preferably arranged on the base elements 7 in such a way that they overlap two adjoining base elements 7, whereby the composite within the noise protection wall system 20 can be improved.
  • the base element 7 has a length in the direction of the track extension, which corresponds at least approximately to the length of the wall elements 8 in the same direction.
  • the two end elements 22, 23 are shorter than the remaining noise protection devices 1.
  • the base element 7 is not anchored in the ground, so is fundamentally on a gravel bed.
  • the carrier element 29 is shown in different views.
  • This support element 29 consists in particular of a metallic material, preferably of steel.
  • One of the wall element 8 (eg Fig. 10 ) repellent outer edge 33 is executed at least partially round, this form is not intended to be limiting. Rather, angular embodiments, etc., can be used.
  • the support member is divided into a lower portion 34 and an upper portion 35.
  • the upper portion 35 forms a contact surface 36 for the support member 30, so for example, the H-profile support described above.
  • This contact surface 36 is aligned with its longitudinal extent to the installed state at least approximately vertically.
  • the lower region 34 in turn has a connection surface 37, via which the carrier element 29 is connected to the base element 7, in particular is screwed to the side surface 31 described above.
  • this connection surface 37 may have corresponding openings 38.
  • the connecting surface 37 is disposed at an angle 39 to the vertical, as is apparent from Fig. 13 can be seen, so that the connecting surface 37 abuts at least approximately planar surface on the side surface 31 of the base element 7.
  • the angle 39 may be selected from a range of 120 ° to 180 °. Accordingly, the side surface 31 is inclined at least approximately at the corresponding angle.
  • a cover plate 40 may be provided, with which the open-top end of the holding element 30 can be covered (eg Fig. 10 ).
  • the contact surface 36 forms the central web of the H-shaped cross-section.
  • Rearward two contact surfaces 41, 42 are formed, which may be formed by a vertical leg 43.
  • bearing surface 44, 45 are formed, which extend at least approximately in the installed state of the support member 29 in the horizontal direction and form a support for the wall element 8.
  • the wall element 8 can thus preferably be clamped between one of the support surfaces 44, 45 and the cover plate 40.
  • the carrier element 29 can also be used as part of the earthing of the noise protection device 1.
  • the Fig. 16 to 18 show the connecting element 24, with which the end elements 22 and 23 to the strand 3 ( Fig. 11 ), in different views.
  • the connecting element 24 is designed in particular as a clamp and consists essentially of two parts (apart from the illustrated screw connection of these two parts), namely a clamping element 47 and a connecting element 48.
  • connection element 48 Via the connecting element 48, the connecting element 29 is connected to the base element 7.
  • this connection element 48 may be formed at the rear end at least approximately L-shaped with an at least approximately vertically oriented leg 49.
  • the clamping element 47 is at least approximately bow-shaped or at least approximately sled-shaped and has at its front end hook-shaped end portions 50, 51 which engage around the track 3 of the underside and are hooked to this, as for example from the Fig. 7 . 9 and 11 is apparent.
  • the front end of the connecting element 48 is formed with an approximately U-shaped cross section in side view and thus forms a clamping element part 52.
  • the clamping element part 52 has at least one contact element 53, for example a rubber damper, on its front at least approximately vertical leg. on, which rests in the installed state in the area above the rail foot on the track rope 3 and thus clamps this.
  • this connection is designed so that a certain relative movement between the base element 7 and rail is made possible.
  • Fig. 19 is a not falling under the claim wording variant of the noise protection device 1 as a central element in the noise protection wall system 20 shown in plan view.
  • This in turn comprises the base element 7 and the wall element 8.
  • Base element 7 exclusively convex curves 17 and the adjoining base element 7 exclusively concave curves 16, wherein the radii of the curvature are again in turn in terms of their value in all base element 7 equal.
  • Fig. 20 shows a variant of the noise protection device 1 in the noise protection wall system 20 in side view with the base element 7 and the wall element 8.
  • the curves 16, 17 are not horizontal but vertical.
  • the noise protection devices 1 are not shown adjacent to each other, these are arranged as in all variants of the noise protection devices 1 frontally adjacent to each other in the noise barrier system 20.
  • the base element 7 has the curves 16, 17 extending both in the horizontal direction and in the vertical direction, so that an at least approximately spherical portion-shaped surface of the end faces 14, 15 (eg Fig. 3 ) arises.
  • curves 16, 17 can be provided in all embodiments with a radius of curvature that increases or decreases by the course of the rounding.
  • a Compriband N is arranged.
  • the base element 7 has ground connections for the electrical grounding.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Railway Tracks (AREA)
  • Building Environments (AREA)

Claims (7)

  1. Système anti-bruit (20) à disposer au niveau d'une voie de circulation comprenant une pluralité de dispositifs anti-bruit (1) agencés à la suite dans une direction longitudinale, comprenant au moins un élément de paroi (8) avec une longueur d'élément de paroi (28a), dans lequel l'élément de paroi (8) est disposé au niveau d'au moins un élément de base (7), qui présente une longueur d'élément de base (12) dans la direction de la longueur d'élément de paroi (28a), dans lequel ledit élément de base (7) comprend une première face frontale (14) et une seconde face frontale (15), et les deux faces (14, 15) s'étendent le long de la longueur d"élément de base (12) opposées l'une à l'autre, et dans lequel les dispositifs anti-bruit (1) sont reliés par assemblage de forme les uns aux autres, caractérisé en ce que la première face d'extrémité (14) de l'élément de base (7) est réalisée ayant une première courbure (16) et la seconde face d'extrémité (15) de l'élément de base (7) est réalisée ayant une seconde courbure (17), dans lequel les deux courbures (16, 17) s'étendent dans une direction perpendiculaire à la longueur d'élément de base (12), et dans lequel ladite première courbure (16) a une forme conique et la deuxième courbure (17) a une forme convexe, de sorte que la liaison exclusivement par assemblage de forme avec un autre dispositif anti-bruit (1) est rendue possible, dans lequel la courbure convexe (17) du dispositif anti-bruit (1) vient en coopération dans la courbure concave (16) de l'autre dispositif anti-bruit (1) qui suit, et en ce que le dispositif anti-bruit (1) peut être installé sans fondation.
  2. Système anti-bruit (20) selon la revendication 1, caractérisé en ce que l'élément de paroi (8) et l'élément de base (7) sont formés ensemble d'une seule pièce.
  3. Système anti-bruit (20) selon la revendication 1 ou 2, caractérisé en ce que l'élément de paroi (8) et/ou l'élément de base (7) se compose d'un béton léger rendu poreux.
  4. Système anti-bruit (20) selon l'une quelconque des revendications 1 à 3, caractérisé en ce que l'élément de paroi (8) présente un remplissage de laine de roche ou de granulés de caoutchouc.
  5. Système anti-bruit (20) selon l'une quelconque des revendications 1 à 4, caractérisé en ce que sur et/ou dans l'élément de paroi (8) est disposé un élément barrière contre les ondes sonores.
  6. Système anti-bruit (20) selon l'une quelconque des revendications 1 à 5, caractérisé en ce qu'uniquement le premier et/ou le dernier dispositif anti-bruit (1) de la pluralité de dispositifs anti-bruit (1) agencés à la suite comprend au moins un élément de liaison (24), à l'aide duquel le dispositif anti-bruit (1) peut être relié à une traverse et/ou un rail d'une voie ferrée.
  7. Utilisation du système anti-bruit (20) selon l'une quelconque des revendications 1 à 6 en tant que mur anti-bruit le long d'une voie ferrée, dans laquelle le mur anti-bruit est érigé à une certaine distance comprise entre 50 cm et 120 cm du rail adjacent.
EP12818468.6A 2011-11-22 2012-11-21 Dispositif anti-bruit Not-in-force EP2817457B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT6342011 2011-11-22
PCT/AT2012/050182 WO2013075159A1 (fr) 2011-11-22 2012-11-21 Dispositif anti-bruit

Publications (2)

Publication Number Publication Date
EP2817457A1 EP2817457A1 (fr) 2014-12-31
EP2817457B1 true EP2817457B1 (fr) 2017-01-11

Family

ID=48468898

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12818468.6A Not-in-force EP2817457B1 (fr) 2011-11-22 2012-11-21 Dispositif anti-bruit

Country Status (7)

Country Link
US (1) US20150053502A1 (fr)
EP (1) EP2817457B1 (fr)
JP (1) JP2015501893A (fr)
CN (1) CN104246077A (fr)
CA (1) CA2858850A1 (fr)
RU (1) RU2014125082A (fr)
WO (1) WO2013075159A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT512523B1 (de) * 2011-11-22 2013-09-15 Art Asamer Rubber Technology Gmbh Fundamentlose Lärmschutzvorrichtung
CN103498428B (zh) * 2013-09-25 2016-08-17 江苏泛亚微透科技股份有限公司 交通声屏障用高吸声组合材料及其制备方法
FR3025533B1 (fr) * 2014-09-10 2016-11-18 Systra Installation anti-bruit pour voie de transport guide et voie de transport guide equipee d'une telle installation
CN111145717B (zh) * 2020-01-02 2023-06-13 中车株洲电力机车有限公司 一种轨道交通环境噪声预测的装置及方法
CN113969522A (zh) * 2020-07-22 2022-01-25 中国铁路设计集团有限公司 一种轨道交通路基轨旁降噪系统
ES1309029Y (es) * 2024-05-28 2024-09-27 Inoxmar Entreacerox S L Pantalla de proteccion para trabajadores en vias ferroviarias
EP4663365A1 (fr) 2024-06-13 2025-12-17 Leube Betonteile GmbH & Co KG Absorbeur acoustique

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1534470A1 (de) * 1964-02-18 1969-04-17 Autostrade Conzessioni E Costr Leitplanke fuer Autostrassen
FR2598484A1 (fr) * 1986-03-24 1987-11-13 Chadourne Roger Chaine de supports de stabilisation utilisee notamment pour la securite sur les voies routieres
US5134815A (en) * 1989-04-10 1992-08-04 Pickett William H Barrier structure
AT393146B (de) * 1989-04-14 1991-08-26 Universale Bau Aktiengesellsch Betonsockel zur herstellung einer aus aneinandergereihten, mit ihren stirnflaechen aneinanderliegenden betonsockeln gefertigten leiteinrichtung
CN2285318Y (zh) * 1996-02-07 1998-07-01 上海申华声学装备有限公司 一种微穿孔吸声屏
ES2165673T3 (es) * 1997-02-19 2002-03-16 Phoenix Ag Dispositivo de insonorizacion.

Also Published As

Publication number Publication date
JP2015501893A (ja) 2015-01-19
WO2013075159A1 (fr) 2013-05-30
US20150053502A1 (en) 2015-02-26
CN104246077A (zh) 2014-12-24
RU2014125082A (ru) 2015-12-27
EP2817457A1 (fr) 2014-12-31
CA2858850A1 (fr) 2013-05-30

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