WO2016054665A1 - Dispositif d'isolation contre les vibrations - Google Patents

Dispositif d'isolation contre les vibrations Download PDF

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Publication number
WO2016054665A1
WO2016054665A1 PCT/AT2015/000122 AT2015000122W WO2016054665A1 WO 2016054665 A1 WO2016054665 A1 WO 2016054665A1 AT 2015000122 W AT2015000122 W AT 2015000122W WO 2016054665 A1 WO2016054665 A1 WO 2016054665A1
Authority
WO
WIPO (PCT)
Prior art keywords
layer
projections
elastomer layer
contour
elastomer
Prior art date
Application number
PCT/AT2015/000122
Other languages
German (de)
English (en)
Inventor
Roger HÖFLE
Mirko DOLD
Markus Heim
Michael TISCHNER
Original Assignee
Getzner Werkstoffe Holding 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 Getzner Werkstoffe Holding Gmbh filed Critical Getzner Werkstoffe Holding Gmbh
Publication of WO2016054665A1 publication Critical patent/WO2016054665A1/fr

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
    • E01B1/002—Ballastless track, e.g. concrete slab trackway, or with asphalt layers
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/36—Bearings or like supports allowing movement
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F16F1/373—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by having a particular shape
    • F16F1/3737—Planar, e.g. in sheet form
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F16F1/42—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by the mode of stressing
    • F16F1/44—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by the mode of stressing loaded mainly in compression
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B2204/00—Characteristics of the track and its foundations
    • E01B2204/01—Elastic layers other than rail-pads, e.g. sleeper-shoes, bituconcrete

Definitions

  • the present invention relates to a device for vibration isolation for machines and / or structures and / or traffic routes with an elastomer layer, wherein the device in addition to the elastomer layer has at least one contour layer with projections and cavities arranged between the projections.
  • the device should, however, react sufficiently soft. There is an optimum of loading at which the facility for
  • Vibration decoupling also has optimal insulation properties. In practice, this optimum is often not achieved due to too low loads. In this case, then, although the static requirements of the
  • Elastomer layer is realized with the molded-on projections or surveys. Such elastomer layers with integrally disposed protrusions and projections are relatively expensive to manufacture.
  • DE 23 51 551 A1 discloses a device of the type mentioned for vibration isolation with two outer elastomer layers, one adjacent to one of the elastomer layers Plastomer slaughter and a layer with elastic suspension bodies for receiving shear deformations
  • the suspension bodies are column-shaped and formed in the illustrated embodiment on one of the outer elastomer layers. To vary the damping properties, the elasticity of the suspension body can be adjusted.
  • the object of the invention is to provide an alternative type of device for
  • Vibration isolation can be maintained over a relatively wide Auflast Scheme at least near the optimum, if a contour layer with
  • Contour layer could also be referred to as elevations. They can be shaped differently.
  • the protrusions may be formed as ribs, nubs, cylinders, truncated cones, hemispherical, conical, etc. Due to the contour layer can be dispensed with known in the prior art projections or elevations of the elastomer layer, so that a much simpler and cost-producible elastomer layer in
  • the elastomer layer should be favorable for a static
  • Load range from 0.01 N / mm 2 (Newton per square millimeter) to 0.25 N / mm 2 and / or be suitable for a dynamic load range of 0.01 N / mm 2 to 0.35 N / mm 2 .
  • Particularly preferred embodiments provide that the outer surface of the elastomer layer, which faces the contour layer, is formed in the unloaded state as a plane. In the sense of a simple one
  • Manufacturability of the elastomer layer can also be the outer surface of the elastomer layer
  • the elastomer layer and / or the contour layer preferably in each case, is or are designed as a mat or plate.
  • the flat outer surfaces of the elastomeric layer result in the unrolled state.
  • the elastomer layer and the contour layer are preferably formed as bodies produced separately from one another. They can be combined as needed for the respective application to an optimal device for vibration isolation.
  • Inventive devices for vibration isolation can as
  • Vibration decoupling be used. Of course, these are just a few
  • vibration isolation devices according to the invention can be used wherever it is necessary to optimally fulfill both static and dynamic requirements.
  • the projections of the contour layer can be pressed into the elastomer layer, preferably by compressing the device, at least in regions.
  • the elastomer layer can be further advantageously pressed into the cavities.
  • Protrusions are desirably between 5% and 25%, preferably between 7% and 12%, of the thickness of the elastomeric layer. All thicknesses are conveniently measured in the unloaded state and in the direction of the expected maximum load.
  • the rigidity of the projections of the contour layer is favorably significantly higher than that of the elastomer layer.
  • the rigidity is preferably in kN / mm
  • the protrusions are formed of an at least 5 times, preferably at least 10 times, stiffer material or material mixture than the elastomer layer.
  • the elastomer layer may comprise or consist of, for example, a polyurethane or a rubber.
  • the rubber is desirably made of synthetic rubber.
  • contour layer Projections of the contour layer come, as I said, stiffer materials are used. As an example, here are metals, preferably steel, or relatively hard plastics such. To call polypropylene or polyamide.
  • Projections may consist of the materials mentioned or only have them.
  • the projections of the contour layer are connected to one another like a net or lattice or that the projections of the contour layer are formed by interconnected webs of a grid-like contour layer.
  • the contour layer may be e.g. but also be designed as a kind of studded plate or dimpled mat, wherein the studs form the projections.
  • the elastomer layer can be arranged directly on the contour layer. But it is just as possible that between the
  • Elastomer layer and the contour layer is an intermediate layer, preferably made of fleece, is arranged.
  • FIG. 1 and 2 show an inventive device for vibration isolation, which is installed in a traffic route for rail vehicles shown schematically;
  • 6 to 8 are analogous representations to Figures 3 to 5 for a second variant of a contour layer.
  • 9 to 1 1, a third variant of a contour layer in Fig. 3 to 5 analog representations and
  • Fig. 12 is a diagram in which the dynamic ballast module C against the
  • Figs. 1 and 2 is shown schematically as an inventive
  • the Traffic route is a substructure for rails 12 which can be driven by a railway train or other rail vehicles.
  • the rails 12 are shown in a highly schematic manner. In the present embodiment, they are stored on a track plate 10.
  • the track plate 10 is on the invention
  • This device 1 in turn rests on a support layer 11.
  • the device 1 according to the invention can, if appropriate in a suitably adapted manner, also be used in the present form for vibration isolation in machines or structures.
  • the inventive device 1 for vibration isolation has the
  • the projections 4 are made of a stiffer material or material mixture than the elastomer layer 2.
  • FIG. 1 shows a situation in which the device 1 only has to carry the dead weight of the track plate 10 and the rails 12.
  • FIG. 2 shows the situation when, as additional load, a heavy rail vehicle on the rails 12
  • FIG. 3 now shows a plan view of a first exemplary embodiment of a possible embodiment of a contour layer 3.
  • This is a type of grid.
  • the webs forming the grid here form the projections 4, between which the cavities 5, which could generally also be referred to as intermediate spaces, are located.
  • 4 shows in a vertical section a device 1 according to the invention for vibration isolation, in which, in addition to the elastomer layer 2, the contour layer 3 shown in FIG. 3 is used.
  • the elastomer layer 2 lies with its outer surface 6 facing the contour layer 3 directly on the projections 4 of the contour layer 3.
  • Fig. 5 is in the otherwise similar construction as shown in FIG. 4 between the contour layer 3 and the elastomer layer 2, an intermediate layer 9.
  • FIGS. 4 and 5 show a loading state in which the elastomer layer 2 has not yet been pressed into the cavities 5 and the projections 4 are not pressed into the elastomer layer 2. Should this be done by increasing the load, so in Fig. 5, the intermediate layer 9 together with the
  • the ratio of the thickness 7 of the contour layer 3 to the thickness 8 of the elastomer layer 2 is preferably in the aforementioned value ranges. This applies to this, as well as all other embodiments shown here. The same applies to the ratio of the stiffnesses between the projections 4 and the elastomer layer 2. These too are favorably in the preferred ranges as mentioned above. In principle, it is provided in old devices 1 according to the invention that the projections 4 are formed of a stiffer material or material mixture than the elastomer layer 2.
  • FIG. 6 again shows a plan view of another embodiment of a likewise lattice-like contour layer 3.
  • the interconnected webs of the lattice structure form the projections 4.
  • the cavities 5 are in turn arranged therebetween.
  • FIG. 7 again shows a device 1 according to the invention with the contour layer 3 from FIG. 6, wherein the elastomer layer 2 rests directly on the contour layer 3.
  • Fig. 8 shows the otherwise same situation as Fig. 7, but this time between the contour layer 3 and the elastomer layer 2, in turn, an intermediate layer 9 is disposed of fleece.
  • the contour layer 3 is formed as a kind of dimpled mat.
  • the projections 4 of this contour layer 3 are formed by the protruding over the base 18 nubs. Between the projections 4 are in turn the cavities 5.
  • Fig. 10 shows a device 1 for vibration isolation, in which a
  • FIG. 11 shows the same situation as FIG. 10, although between the elastomer layer 2 and the contour layer 3, the intermediate layer 9, which in turn is formed as a nonwoven layer, lies.
  • the intermediate layer 9 which in turn is formed as a nonwoven layer, lies.
  • contour layer 3 For example, it would also be possible to form the contour layer 3 as a kind of network, for example, the nodes of the network, the projections. 4 can form.
  • both the elastomer layer 2 and the contour layer 3 can be realized in both mat and plate form. Mats are goods that can be rolled up into rolls. Plates, however, are usually in themselves
  • FIG. 12 shows a diagram in which the dynamic ballast modulus C is plotted against the pressure ⁇ . Optimal dynamic properties are achieved
  • the pressure ⁇ indicates the load per unit area.
  • the course 14 shows a known in the prior art device 1 for vibration isolation, which consists solely of an elastomer layer 2.
  • the course shown here as a dashed line 14 shows that such
  • the optimum low dynamic ballast modules can only be achieved in a very small ballast or compression area.
  • the optimum region 16 is shown in FIG. 12.
  • the pressure in the example given here real area 17 is located in which the dynamic
  • Bedding module C is well above the optimum.
  • Vibration isolation achieves a significantly flattened course in this diagram.
  • here is the dotted course shown 15 a
  • Inventive device 1 according to course 15, then much better Vibration as the prior art according to course 14, when the load or the pressure ⁇ are not in the optimum range.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Child & Adolescent Psychology (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Vibration Prevention Devices (AREA)
  • Springs (AREA)
  • Railway Tracks (AREA)

Abstract

L'invention concerne un dispositif (1) d'isolation contre les vibrations destiné à des machines et/ou des constructions et/ou des voies de circulation, qui comprend une couche en élastomère (2). En plus de la couche en élastomère (2), le dispositif comporte au moins une couche de contour (3) dotée de saillies (4) et de cavités (5) disposées entre les saillies (4). Les saillies (4) sont réalisées dans un matériau ou un mélange de matériaux plus rigide que la couche en élastomère (2).
PCT/AT2015/000122 2014-10-10 2015-09-23 Dispositif d'isolation contre les vibrations WO2016054665A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ATA758/2014A AT516351A1 (de) 2014-10-10 2014-10-10 Einrichtung zur Schwingungsisolierung
ATA758/2014 2014-10-10

Publications (1)

Publication Number Publication Date
WO2016054665A1 true WO2016054665A1 (fr) 2016-04-14

Family

ID=54329339

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/AT2015/000122 WO2016054665A1 (fr) 2014-10-10 2015-09-23 Dispositif d'isolation contre les vibrations

Country Status (2)

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AT (1) AT516351A1 (fr)
WO (1) WO2016054665A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2351551A1 (de) 1973-10-13 1975-04-30 Walter Battermann Elastisches baulager
DE2517867A1 (de) 1974-05-21 1976-11-04 Imexin S A Nv Schwingungsdaempfer
FR2353757A1 (fr) * 1976-06-04 1977-12-30 Japan National Railway Panneau antivibrations revetu d'une plaque elastique de reglage permettant de faire varier sa constante elastique
DE3144608A1 (de) * 1980-05-22 1983-05-19 Continental Gummi-Werke Ag, 3000 Hannover Verfahren zur herstellung einer schotterbettunterlage und draenageplatte
DE19824446B4 (de) 1998-05-30 2006-03-02 Calenberg Ingenieure Planmässig Elastisch Lagern Gmbh Elastomerlager
DE102006009536A1 (de) 2006-02-28 2007-09-06 Calenberg Ingenieure, planmäßig elastisch lagern, GmbH Elastomerlager
AT513011B1 (de) 2012-06-13 2014-05-15 Getzner Werkstoffe Holding Gmbh Matte

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7125411U (de) * 1972-12-14 Isogleitchemie Gleittechnik Und Bauchemie Gmbh Lager zur Aufnahme von Horizontalbewegungen und Verkantungen von Bauwerksteilen
DE10125841C1 (de) * 2001-05-25 2002-12-12 Baulagerservice Holling Gmbh Unbewehrtes strukturiertes Elastomerlager zum flächigen Abstützen von Bauteilen und Bauwerken

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2351551A1 (de) 1973-10-13 1975-04-30 Walter Battermann Elastisches baulager
DE2517867A1 (de) 1974-05-21 1976-11-04 Imexin S A Nv Schwingungsdaempfer
FR2353757A1 (fr) * 1976-06-04 1977-12-30 Japan National Railway Panneau antivibrations revetu d'une plaque elastique de reglage permettant de faire varier sa constante elastique
DE3144608A1 (de) * 1980-05-22 1983-05-19 Continental Gummi-Werke Ag, 3000 Hannover Verfahren zur herstellung einer schotterbettunterlage und draenageplatte
DE19824446B4 (de) 1998-05-30 2006-03-02 Calenberg Ingenieure Planmässig Elastisch Lagern Gmbh Elastomerlager
DE102006009536A1 (de) 2006-02-28 2007-09-06 Calenberg Ingenieure, planmäßig elastisch lagern, GmbH Elastomerlager
AT513011B1 (de) 2012-06-13 2014-05-15 Getzner Werkstoffe Holding Gmbh Matte

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