EP0964959B1 - Vorrichtung zum überbrücken einer dehnungsfuge einer brücke - Google Patents
Vorrichtung zum überbrücken einer dehnungsfuge einer brücke Download PDFInfo
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- EP0964959B1 EP0964959B1 EP98905130A EP98905130A EP0964959B1 EP 0964959 B1 EP0964959 B1 EP 0964959B1 EP 98905130 A EP98905130 A EP 98905130A EP 98905130 A EP98905130 A EP 98905130A EP 0964959 B1 EP0964959 B1 EP 0964959B1
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- EP
- European Patent Office
- Prior art keywords
- bearing
- elastomer
- lamination
- arrangement
- bearings
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- 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.)
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/06—Arrangement, construction or bridging of expansion joints
- E01D19/062—Joints having intermediate beams
Definitions
- the invention relates to an elastomer bearing and a bearing arrangement for fins Bridging an expansion joint between two components, especially the road on bridges as described in the preamble of claims 1 and 18.
- CH 651 339 A there are resilient spacers between the individual slats provided that either between the individual slats directly or on with the individual slats rigidly connected cross members are arranged.
- An elastomer bearing consisting of elastic inlays is also known from DE 25 06 376 B.
- the present invention has for its object an elastomeric bearing and To create a bearing arrangement in which with just a few universal components sufficient can be found.
- a further advantageous embodiment describes claim 2, whereby the elasticity or the deformation property of the elastomer bearing in the direction transverse to the longitudinal axis or main load direction is lower than in the main load direction, however, due to the smaller thickness of the reinforcement inserts, a larger number the same can be arranged and still sufficient cross adjustability or transverse deformability of the elastomer bearing for the positioning of the individual slats can be achieved.
- the multi-layer sandwich component requires consisting of the elastomer layers and the reinforcement inlays by means of adapters for fasteners and can not be weakened by the provision of Adjustment means also simple deformation of the elastomer bearings during assembly to adapt to the respective expansion state of the structure or the support at bridges, so that the assembly of the elastomer bearings and their replacement in any operating state is possible.
- a corrosion-protected design of the elastomer bearing is due to the design achieved according to claim 5.
- a long service life and high strength of the elastomer bearing is ensured by the further Embodiment according to claim 7 enables, by the choice of the corresponding Materials also the adhesion between the reinforcement inserts and the elastomer layers can be significantly improved.
- the suspension or damping behavior and that built up during a deflection Restoring force can be set universally by the configuration according to claim 9 become.
- a variant according to claim 11 is suitable for use with an elastomer bearing in the area of bridge structures.
- a long-lasting and preferably also corrosion-resistant solution for the Articulation of the elastomer bearing or connection with other supporting parts are suitable the embodiments according to claims 12 and / or 13.
- a favorable force distribution and force introduction into the elastomer element is through achieved the further embodiment according to claim 14.
- the configuration according to claim 15 opens up the possibility of such Elastomer bearings using connection methods common in construction, namely Welding to connect with other parts of the structure without the need for damping and the provision of deflection movements required elasticity of the elastomer layer is adversely affected.
- Multi-point fastening is made easier by the Embodiment according to claim 16 enables.
- the invention also includes a bearing arrangement as described in the preamble of claim 18 is described.
- the object of the present invention to create a bearing arrangement is achieved by solved the features of claim 18.
- By using these bearing arrangements is both the load transfer function and the one with the Expansion joint, automatic centering of the slats can be achieved.
- a releasable attachment of the Wall support profile can be achieved on the building part.
- a uniform reduction or expansion of the gap width or the individual Louvre spacing is achieved by the configuration according to claim 25.
- a uniform load transfer or load absorption of the middle slats or intermediate slats is achieved by the variant according to claim 32, which also enables an evenly distributed load on the slats becomes.
- an optimal Connection of the elastomer bearing with the middle plate or the intermediate plates enables and also a notch-free fastening of the elastomer bearing on reached the lower area of the slat.
- a bridging device 1 for bridging an expansion joint 2 in a carriageway 3 between an abutment 4 and a supporting structure 5 of a bridge 6 shown.
- this bridging device 1 consists of, on the supporting structure 5 of the bridge 6 or on the abutment 4 of the roadway 3 arranged edge slats 7 and one middle and / or intermediate lamella 8 arranged between these edge lamellae 7.
- This middle and / or intermediate plate 8 is via bearing arrangements 9 or elastomer bearings 10, as these are indicated schematically in FIG. 1, which over the edge lamellae 7 with the abutment 4 of the carriageway 3 or the supporting structure 5 the bridge 6 are connected, stored.
- bearing arrangements 9 or the elastomer bearing 10 is in the description of the following Figures discussed in more detail.
- the expansion joint 2 normal, i.e. to be arranged at 90 ° to lane 3.
- the bearing arrangements 9 exercised.
- the bearing arrangement 9 next to one Inclusion of the vertical also running in the longitudinal direction of the slats To absorb loads.
- Such an angular arrangement of the expansion joint 2 or the middle and / or intermediate lamella 8 is e.g. - as shown in Fig. 1 - in the case of one that leads out of a mountain 11 or out of a tunnel 12 or is curved running lanes 3 possible, whereby the arrangement of the Expansion joint 2 must be adapted to the natural environment.
- the elastomer bearing 10 consists of a contact plate 13, an elastomer bearing body 14 and a connecting plate 15.
- the elastomer bearing body 14 are in the main direction of loading - Arrow 16 - the elastomer bearing 10 several, via reinforcement elements 17 arranged at least partially separate elastomer layers 18, wherein whose thickness 19 is only between 1% and 20%, preferably between 2 mm and 10 mm a width perpendicular to this is 20.
- the width 20 of the reinforcement elements 17 is less than a width 21 of the elastomer bearing body 14 by which To completely enclose reinforcement elements 17 by the elastomer bearing body 14 or to embed them on all sides.
- the reinforcement elements 17 make the elastomer bearing body 14 divided into a plurality of elastomer layers 18, a height 22 of the reinforcement elements 17 is less than a thickness 23 of the elastomer layers 18 of the elastomer bearing body 14.
- the elastomer layers 18 between the reinforcement elements 17 are very flat compared to their thickness 23, so one to achieve high vertical and low horizontal stiffness. This allows high vertical forces acting on the elastomer bearing 10 with low deformations be included.
- the material for an elastomer bearing body 14 is preferably elastomers, Natural rubbers, elastomeric polychloroprene or ethylene-propylene terpolymers are used. Such terpolymers have good chemical resistance and also have good weather, ozone and aging resistance. Among the elastomers natural rubber is preferably used, since this is natural rubber even at low temperatures, as is the case in normal loading of road crossings can maintain its good elastic properties. Thereby will also advantageously be a very good load transfer with horizontal loads reached. It is also advantageous that the Shore hardness of the elastomer, in particular the elastomer layers 18 between the reinforcement elements 17, between 50 Shore A and 90 Shore A, but preferably between 65 Shore A and 70 Shore A is. Through this training can be compared to the previously used Spring elements higher vertical forces are removed.
- the material of the elastomer bearing body 14 makes it possible to the contact plate 13 on the elastomer bearing body 14 or the connecting plate 15 in vulcanize the elastomer bearing body, making an advantageous attachment the system or connecting plate 13, 15 is reached since no further aids to attach them to the elastomer bearing body 14 are necessary. Furthermore, is determined by the choice of material for the elastomer bearing body 14 or by a Width 21 and a thickness 23 of the elastomer layers 18 reach that the elastomer layers 18 have a higher rigidity in the direction of a longitudinal central axis 24 than in the direction perpendicular to it.
- 14 reinforcement elements are in the elastomer bearing body 17 embedded or encased by these, resulting in a higher Stiffness of the elastomer bearing 10 when loaded in the direction of the longitudinal central axis 24 can be achieved.
- These reinforcement elements 17 can be made of textiles such as e.g. tissues, Knitted fabrics, nets, grids, nonwovens or any other fiber or filamentary materials made of metal, ceramic, natural or plastic or in any Mixture of these materials can be formed.
- These reinforcement elements 17th have a width 20 smaller by a double amount 25 than a width 21 of the Elastomer bearing body 14, whereby the reinforcement elements 17 completely from Material of the elastomer bearing body 14 are enclosed.
- reinforcement elements 17 metallic materials are used to enclose the Reinforcement elements 17 are of particular advantage since this results in contact of the reinforcement elements 17 prevented with ambient fluids and so the Reinforcement elements 17 damaging corrosion can be avoided. Furthermore are the reinforcement elements 17 with respect to the longitudinal central axis 24 of the elastomer bearing body 14 arranged concentrically or centered.
- the cross-sectional dimension of the elastomer bearing body 14 is such that when it occurs transversely to the longitudinal central axis 24 Load or a lateral deflection of the elastomer bearing body 14 a sufficient support of the means and / or intermediate lamella 8 with respect to those that occur vertical loads is reached.
- elastomer bearing 10 or the elastomer bearing body 14 in the load direction in any cross-section, e.g. rectangular, square or round training, but a round training is advantageous, whereby with horizontal deformation, regardless of the direction of movement of the same resistance to deformation occurs.
- the elastomer bearing body 14 is on parallel to the reinforcement elements 17 End faces each with an abutment plate molded in or on them 13 or connecting plate 15, which is made of metal or plastic or composite material exists, connected.
- the contact plate 13 attached, preferably vulcanized.
- This contact plate 13 has a length 27 and a width 28, the length 27 of the contact plate 13 at least one structural height of the Corresponds to the elastomer bearing body 14 between the contact or connecting plate 13, 15.
- the contact plate 13 has the cross section of the elastomer bearing body 14 is of outstanding design, the transition region between the elastomer bearing body 14 and the contact plate 13 with a, the cross section of Elastomer bearing body 14 enlarging fillet 29 may be provided, which the stresses occurring in the transition area are reduced, and thus the risk of detachment of the elastomer bearing body 14 by the in operation occurring vibration stress is reduced.
- the connecting plate 15 is now introduced into the elastomer bearing body 14 in this way or vulcanized in that the connecting plate 15 completely in the material of Elastomer bearing body 14 is embedded, i.e. that a bottom 30 of the connecting plate 15 with an end face 31 of the elastomer bearing body 14 ends flat.
- This one on each of the two parallel to the reinforcement elements 17 Face 26, 31 of the elastomer bearing body 14 molded or molded abutment plate 13 or connecting plate 15 consists of metal or plastic or a composite material. Furthermore, in the contact plate 13 or in the connecting plate 15 Bores 32 to 36 for receiving fastening and / or adjusting means 37, screws 38 in particular, these bores 32 to 36 being through bores can be formed and of course also a thread 39 can have.
- the number of holes in the contact plate 13 or the connecting plate 15, which are aligned parallel to the longitudinal central axis 24, is preferably two, because thereby securing the elastomer bearing 10 against rotation is achieved, and so by a vibration exposure occurring during operation is an automatic, unwanted one Loosening the screws 38 is prevented.
- Screwing the contact plate 13 or connecting plate 15 is preferred with countersunk screws with a conical head, because the horizontal vibration stresses arising from traffic as a result of rollovers and braking effects by vehicles through the smallest movements in the Contact area between the screw head and the holes 32 to 36 a reduction of the coefficient of friction is inevitable, and so an increase or Improvement of contact takes place.
- screw forms in which the Contact surface between the screw head and the holes 32 to 36 in the connecting plate 15 or contact plate 13 is in a horizontal plane such movements, through the inevitable reduction in the coefficient of friction to one unintentional loosening of the screw connection.
- the dimensions of the contact plate 13 or a thickness 40 of the contact plate 13 executed such that when the contact plate 13 is welded with another component, sufficient heat dissipation via the contact plate 13 is made possible without the material of the elastomer bearing body 14 through Overheating is damaged.
- edge slats 7 are designed as wall support profiles 41, these via anchoring elements 42, which in building parts 43 or in the supporting structure 5 the bridge 6 and are cast into the abutment 4, are held. Between these wall support profiles 41, the middle and / or intermediate lamella 8 is now arranged in the center, via an elastomer bearing 10, which in the previous figures was described in more detail on a holding structure 44, which serves as a support element 45 is trained, is supported.
- a support element 45 is the connecting plate 15 of the elastomer bearing 10 receiving component 46 with a U-shaped Cross section formed.
- the component 46 is on its side faces 47 facing the wall support profiles 41 welded to the wall support profiles 41 so as to secure the component 46 on the wall support profile 41 or a secure support of the middle and / or To ensure intermediate plate 8 via the elastomer bearing 10.
- a bearing arrangement 48 for medium and / or Intermediate lamellae 8 for bridging an expansion joint 2 between the structure 5 and the abutment 4 of a bridge 6 with at least one intermediate and / or central lamella 8 reached, which is supported via elastomer bearings 10 or support elements 45 are.
- This support is made possible by the fact that the central and / or intermediate lamella 8 via the elastomer bearing 10, which with the middle and / or intermediate plate 8th or with the support element 45, which is welded to the wall support profile 41, fixed in position connected is. This is achieved in that the contact plate 13 with the Middle and / or intermediate plate 8 or the connecting plate 15 with the support element 45 fastened by means of fastening and / or adjusting means 37 or screws 38 is.
- a surface 50 the contact plate 13 or a surface 51 of the connecting plate 15 parallel to Road surface areas 52 of the central and / or intermediate lamella 8 are aligned or are the surfaces 50, 51 of the contact plate 13 and the connecting plate 15 of the Elastomer bearing 10 perpendicular to a longitudinal central axis 49 of the central and / or intermediate plate 8 aligned.
- the wall support profiles 41 on which the support elements are 45 are preferably welded on, in the structural part 43 over this Wall support profiles 41 molded, cast reinforcement elements 53 held. It goes without saying that the wall support profiles 41 are also fastened to the structural parts 43 about all other fastening methods, e.g. Welding, screwing, etc., possible. Furthermore, an outer surface 54 of the wall support profiles 41 lies against one Outer surface 55 of the structural parts 43 or is cast into these structural parts 43, whereby an optimal support of the on the middle and / or Intermediate lamella 8 associated side of the wall support profiles 41 welded support elements 45 is reached.
- this bearing arrangement 9 can be designed such that the in the main loading direction - According to arrow 16 - longitudinal longitudinal axis 24 of the Elastomer bearing 10 parallel and in plan view congruent with the longitudinal central axis 49 of the middle and / or intermediate plate 8 is aligned and via a Contact plate 13 on a further central and / or intermediate plate 8 or with the Connection plate 15 on a further middle and / or intermediate plate 8 or one Support element 45 is supported on the wall support profile 41.
- the arrangement of the holding structure 44 or the elastomer bearing 10 and the same the adjacent building parts 43 connecting parts takes place in such a way that available under the middle and / or intermediate lamellae 8 of the carriageway crossing standing space is sufficient and not, as with those already on the market Systems, niches in the concrete under the wall support profiles 41 are required.
- a special The advantage of this arrangement is that it creates a possibility the entire roadway crossing only after the final completion of the structural parts 43 and the carriageway 3 applied to the bridge 6 and to the abutment 4 install. This is an adaptation of the road surface 52 of the middle and / or Intermediate lamellae 8 with respect to the inclination and the altitude of the road 3 possible.
- FIG. 5 is the bridging device 1 according to the invention for an expansion joint 2 in a roadway 3 shown in plan view.
- the support structures 44 which consist of the on a Wall support profile 41 welded support member 45 and an elastomer bearing 10 is formed are, alternately on the one wall support profile 41 and at a distance 56 the further wall support profile 41 in mirror image to a central longitudinal axis 57 of the expansion joint 2 arranged.
- the support structures 44 which consist of the on a Wall support profile 41 welded support member 45 and an elastomer bearing 10 is formed are, alternately on the one wall support profile 41 and at a distance 56 the further wall support profile 41 in mirror image to a central longitudinal axis 57 of the expansion joint 2 arranged.
- the lengthways the middle and / or intermediate lamella 8 measured distance 56 between the Retaining structures 44 also correspond to a support distance 58, this support distance 58 between two the middle and / or intermediate lamella 8 supporting elastomeric bearings 10 should be less than a period of one the center and / or intermediate plate 8 acting excitation frequency or lower is a double period one on the middle and / or intermediate lamella 8 acting excitation frequency.
- the elastomer bearing 10 By this arrangement of the elastomer bearing 10 and in that the two are each one Pair of elastomer bearings 10 with the middle and / or intermediate plates 8 and are connected to the wall support profiles 41, these are in the longitudinal direction of the slats opposite direction of movement alternately pressurized.
- the elastomer bearings 10 are arranged below the middle and / or intermediate lamella 8 and with the middle and / or intermediate plate 8 connected via the contact plate 13, and the Connection plate 15 of the elastomer bearing is on the wall support profile via a support element 45 41 supported.
- a distance 56 that is too long or a bearing distance 58 that is too high can cause natural vibration frequencies cause which overlap with the excitation frequencies, so that when the holding structure 44 or the elastomer bearing is used for a longer period of time 10 can lead to a fatigue fracture.
- Another advantage of the bearing arrangement 48 is the possibility of retrofitting Arrangement in a bridging device 1. This allows existing bridging devices 1 a fatigue fracture of the holding structure 44 is secured be avoided. If the elastomer bearings 10 have an excessively high distance of support 58 on, it can increase the lifespan after loading reducing reverberations of the middle and / or intermediate plates 8 occur, which leads to a dangerous approximation of the natural vibration frequencies to the excitation frequencies can lead if no vibration-damping effect is achieved. This subsequent arrangement of the elastomer bearing 10 can be independent of the type of the existing bridging device 1 are carried out, whereby it at any time without destroying the adjacent building parts 43 and without restricting traffic can be done.
- FIG. 6 better shows the holding structure 44 or the support element 45 for an elastomer bearing 10.
- the support element 45 is made of a metal part U-shaped cross section, which is attached to the respective wall support profile 41, is preferably welded to this.
- the elastomer bearing 10 is in the area a front end 59 of the support element formed with a U-shaped cross section 45 connected to a base 60 of the same. This connection can go through everyone possible fastening methods suitable for this application are preferred are used as fastening and / or adjusting means 37 e.g. screw used.
- the attachment is achieved in that through holes 34, 36 on the elastomer bearing body 14 vulcanized connecting plate 15 fastening and / or Adjustment means 37 are passed, which in bores 61 of the support member 45, which are aligned with the bores 34, 36 of the connecting plate 15, screwed in become.
- This screw connection is made in the longitudinal direction of the slats using two Fastening and / or adjusting means 37 spaced apart from one another in order in the normal Vibrations occurring during operation, an unwanted loosening or To prevent rotation of the elastomer bearing 10.
- the attachment of the contact plate vulcanized onto the elastomer bearing body 14 13 is carried out in a similar manner, the fastening and / or adjusting means 37 are passed through the bores 32, 33 of the contact plate 13 and into receiving openings 62 of a central web 63 of the central and / or intermediate slats 8 intervention.
- These receiving openings 62 are preferably through blind holes 64 formed.
- the attachment of the elastomer bearing 10 on the middle and / or intermediate plate 8 is designed such that the receiving openings 62 for the fastening and / or Adjustment means 37 in an overlap or at least overlap with the central web 63 Cross-sectional area of the underside of the elastomer bearing 10 Middle and / or intermediate plate 8 are arranged.
- the two bearing arrangements 9 are in turn about the bearing distance 58, which is less than 2 m, preferably between 0.7 m and 1.3 m, from each other distanced, with a bearing arrangement 9 for supporting or for load transfer of the two intermediate plates 65 and another bearing arrangement 9 for support or Load transfer of the central lamella 66 is formed.
- the bearing arrangement 9 for the intermediate plates 65 is designed and is like the bearing arrangement 9 shown in FIG. 6 with regard to the formation of the same to these parts of the description.
- the further bearing arrangement 9 for the intermediate plate 66 is designed as follows. On the undersides of the intermediate lamellae 65 there are holding profiles 67 which are fixed in terms of movement connected to the undersides of the intermediate plates 65, preferably welded are, with a longitudinal axis of the holding profile 67 in alignment or congruent with a central axis 68 which extends in the longitudinal direction of the intermediate plate 65 is.
- this holding profile 67 is now on an elastomer bearing 10 on the Retaining profile 67 supported cross member 69 used, which is perpendicular to the central longitudinal axis 57 runs and on the other intermediate plate 65 also over Elastomer bearing 10 is supported on the holding profile 67.
- the Distance 58 between two elastomer bearings 10 smaller than 2 m, however, preferably between 0.7 m and 1.3 m.
- the cross member 69 is also connected via a contact surface 70 the middle lamella 66 is connected in a movement-fixed manner, in particular welded, as a result of which the vertical load transfer of the central lamella 66 via those inserted into the holding profiles 67 Elastomer bearing 10 is made possible.
- FIGS. 8 and 9 is the support of the intermediate slats 65 shown on the support member 45 on the wall support profile 41.
- the abutment 4 is designed as the stationary structural part 43 is and the structure 5 of the bridge 6 as the load-bearing structural part 43 and the can be adjusted by temperature fluctuations according to a double arrow 72.
- the intermediate plates 65 or the middle plates 66 and the elastomer bearings 10 are arranged such that the longitudinal central axes 24 of the elastomeric bearings 10 and the longitudinal central axes 49 of the intermediate slats 65 and the central slats 66 parallel to each other or congruent.
- the bridging device 1 or the intermediate plates 65 or center lamella 66 is the load transfer of those reinforced with the reinforcement inserts 17 Elastomer bearing 10 in the main direction of loading - according to arrow 16 - on highest.
- the elastomer bearing 10 Width 21 of the elastomer bearing body 14 is the same size as a width 73 perpendicular to the longitudinal central axis 24 of the elastomeric bearing 10 is the bearing surface 74.
- the cross section of the bearing surface 74 in this position corresponds to the cross section of the elastomer bearing body 14 and thus the highest possible Stress in the main load direction - according to arrow 16 - can be absorbed can.
- the expansion joint 2 has a gap width 71 on and by the uniform load transfer of the bearing assemblies 9 have the Central lamella 66 and the intermediate lamella 65 have a lamella spacing that is the same throughout 75 on.
- the intermediate lamella 66 and the middle lamella 65 are at a temperature which corresponds to the basic calculation temperature, in a pre-calculated slat distance 75th
- This lamella spacing 75 is dimensioned such that the maximum deformability of the elastomer bearing 10 transverse to their longitudinal direction, i.e. sufficient in the radial direction to the difference in the strains of the structure 5 between the abutment 4 between equalize the maximum maximum temperature and the maximum minimum temperature. This means that the sum of the lamella spacings 75 should be so large must that at a maximum extension of the structure 5 under the condition that similar bearing arrangements 9 arranged on both ends of the structure 5 are at least equal to or greater than half the maximum total length change of the structure 5.
- the load acts like a load wave since the wheel 102 begins to move slowly on the intermediate lamella 65 when it approaches the wall support profile 41, support, so that a steadily increasing part of the vertical load of this Middle lamella 66 is added and accordingly to the same extent the load on the wall support profile 41 is reduced. Now the entire vertical Load - according to arrow 16 - absorbed and moved by the intermediate plate 65 If the wheel 102 continues in the direction of the central lamella 66, it then begins partially supported on the central lamella 66, so that the central lamella 66 supporting elastomer bearing 10 under an ever increasing load more are compressed until the load on the Central lamella 66 and the intermediate lamella 65 have the same height of the two or one equal reduction 103 is reached. Takes up the main vertical load In the direction of arrow 16 on the central lamella 66, this then sinks further and, on the other hand, the previously loaded intermediate lamella 65 rises in full lines drawn rest position high.
- the radial deformation of the elastomer bearing 10 can have a damping effect can be achieved between the structure 5 and the abutment 4, so that vibrations of the supporting structure 5 cannot continue into the abutment 4.
- vibrations can be caused by traffic loads, vehicles and vehicles Like.
- Arise which is additionally dampened by the radial deformation of the elastomer bearing 10 become.
- the bridge 6 spreads as a result of an increase in temperature in its longitudinal extent off, the gap width 71 is reduced or approaches that Structure 5 attached wall support profile 41 arranged on the abutment 4 Wall support profile 41.
- the intermediate lamellas 65 and the middle lamellas 66 move evenly closer together, whereby again the same size lamella spacings 75 are made possible.
- This uniform reduction of the lamella spacings 75 is achieved through the training or the arrangement of the elastomer bearing 10 or the bearing arrangements 9 enables.
- the Intermediate plate 66 is on the cross member 69 - as in the following figures described in more detail - via elastomer bearing 10 and the holding profiles 67 on the intermediate plates 65 supported.
- This reduction in the gap width 71 also makes the elastomer bearings 10 horizontal Deformed direction so that the longitudinal central axis 24, which is then angular in Direction of the wall support profile 41 extends and with the longitudinal central axis 49 of the intermediate slats 65 encloses an angle 76.
- This arrangement of the elastomer bearing 10 is possible due to his training, since that with reinforcement elements 17 provided elastomer bearing 10 thereby a high load transfer in Main load direction - according to arrow 16 - but in the horizontal direction has sufficient elasticity to withstand such deformations without breaking to be able to record.
- construction heights of the elastomer bearings 10 should be kept as low as possible be in order at a deflection of the elastomer bearing 10 and at a high vertical loading a buckling of the elastomer bearing body provided with reinforcement elements 17 14 to avoid.
- the Structure of the elastomer bearing 10 ensures that by the remaining bearing surface 74 the highest possible stress in the main load direction - according to arrow 16 is removed.
- the bearing arrangement 9 is for a central lamella 66 shown.
- the cross member 69 for supporting the central lamella 66 has a side view triangular cross-section, with facing away in the central lamella 66 A web 77 is formed on both sides of the end regions, so that the cross member 69 in the end view corresponds approximately to the cross section of an upside down T.
- the cross member 69 forms the contact surface 70 in the region facing the central lamella 66 from which it is connected to an underside 78 of the central lamella 66 so that it cannot move, in particular is welded.
- the central lamella 66 is on the Cross member 69 non-positively and or positively attached and is on both sides adjacent intermediate plates 65 via further elastomer bearings 10 in with the intermediate plates 65 connected holding profiles 67 supported.
- the webs 77 have bores 79 which are connected to the bores 32, 33 of the contact plate 13 of the elastomer bearings 10 overlap in alignment and so the cross member 69 with the abutment plates 13 of the elastomeric bearings 10 is fixed in motion can be connected via fastening means 80.
- This attachment can are preferably formed by a screw connection, since this is a fixed movement Connection, but represents a releasable connection if necessary.
- the connecting plates 15 of the elastomer bearing 10 are now via fastening and / or Adjustment means 37 connected to the holding profile 67 in a non-moving manner, wherein on the exact attachment of the elastomer bearing 10 on the holding profile 67 in the following Fig. 12 is discussed in more detail.
- the elastomer bearing 10 has the abutment plate 13 over the two penetrating fastening means 80 in the region of the web 77 of the cross member 69 is connected to the intermediate lamella 65 via a holding profile 67. Furthermore, they are Elastomer bearing 10 for supporting the central lamella 66 on two of these on opposite Sides of immediately adjacent intermediate slats 65 in one arranged perpendicular to the longitudinal center axis 49 of the plane extending slats.
- the gap width 71 is also reduced here, there is also a uniform gap Reduction of the lamella spacings 75 and a deflection of the Elastomer bearing 10 or the elastomer bearing body 14 by the on the bearing assembly 9 horizontal stress.
- the Bearing arrangement 9 is not only the vertical load caused by driving on vehicles the bridging device 1, but at the same time also a uniform division of the central lamella 66 or the intermediate lamella 65 ensured via the expansion joint 2 to bridge the gap. It is also about that also possible, even lamella spacings 75 between the individual central lamellae 66 or intermediate lamellas 65 in the different elongation states of the To comply with building parts 43.
- the elasticities are due to the design of the elastomer bearing 10 to the loads occurring in different spatial directions can be adapted and still a high load transfer via the elastomer bearings 10 is ensured, so that even with higher loads with a small number of elastomeric bearings 10 for the support of the central plate 66 or the intermediate plates 65 the sufficiency can be found.
- the deformation property of the Elastomer bearing 10 is in the direction of the longitudinal central axis 24 or the main loading direction - according to arrow 16 - less than transverse to the main load direction - according to Arrow 16 -, but due to the smaller thickness 19 of the reinforcement elements 17th a higher number of these can be arranged and still a sufficient number Cross adjustability or cross deformability of the elastomer bearing 10 for the exact Positioning of the individual slats can be achieved.
- a support device 81 in the form of the holding profile 67 for storage of the cross member 69 receiving the central lamella 66 with interposition a proven elastomer bearing 10 is shown.
- the holding profile 67 which is preferably formed from metal, has a U-shaped configuration , with leg 82 of the holding profile 67 or its end faces 83 non-moving connected to the underside 78 of an intermediate plate 65, preferably two are welded. These two legs 82 are transverse to one another Base 84 connected. Arranged between the base 84 and the legs 82 Corner regions 85 of the holding profile 67 are rounded off by radii 86, possibly one Avoid breaking stress in these areas can.
- the base 84 furthermore has the bores 34, 36 of the connecting plate 15 of the Elastomer bearing 10 corresponding holes 87, 88, through which a fastening the elastomer bearing 10 or the connecting plate 15 of the elastomer bearing 10 on the base 84 of the holding profile 67 via fastening and / or adjusting means 37 becomes.
- the elastomer bearing 10 now extends in the direction of End faces 83 with its arranged in the elastomer bearing body 14 and schematically reinforcement inserts 17 to the contact plate 13, which comes to congruence on a web 77 of the cross member 69 to the system.
- This footbridge 77 is now corresponding to the bores 32, 33 of the contact plate 13 Bores 89, 90 of the web 77 are connected in a manner fixed against movement via the fastening means 80.
- An embodiment of the fastening or fastening means 80 is preferred by screws, as a secure connection is thus achieved, which if necessary can also be solved again.
- the cross member 69 has a web 91, which extends in the direction of the central lamella 66 and which - as before briefly described - with a contact surface 70 with the central lamella 66 connected in a non-moving manner, preferably welded.
- This configuration of the holding profile 67 results in the surprising one Advantage that the holding profile 67 as protection against breakage of the Elastomer bearing 10 is formed. It now leads to a material defect in the elastomer bearing body 14 or through adverse external influences to a break of the Elastomer bearing 10, the holding profile 67 is designed as a kind of catch cage, whereby an underside 92 of the cross member 69 or the web 77 on an upper side 93 the base 84 of the holding profile 67 comes to rest. Through this training this bearing arrangement 9 becomes a makeshift operation of the bridging device 1 up to the required maintenance or repair work.
- 13 and 14 is another embodiment variant of the bridging device 1 cut in plan view and shown cut in side view.
- the elastomer bearings 10 are designed to be horizontal, i.e. the longitudinal central axes 24 the elastomer bearing 10 parallel to the central axes 68 of the central plate 66 or the intermediate plates 65 run.
- the elastomer bearings 10 are below the central lamella 66 or the intermediate slats 65 and are arranged via fastening and / or adjusting means 37, in particular screws 38, connected to a support body 94.
- This support body 94 is on the underside 78 of the central lamella 66 or the intermediate lamellae 65 welded or integrally formed and extends transversely to Longitudinal central axis 24 in the opposite direction to the slats.
- a side surface 95 of the support body 94 is preferably via fastening means 37 Screws 38, the contact plate 13 attached to an elastomer bearing 10.
- a support arm 97 is arranged on the The side surface 96 opposite the side surface 96 of the support body 94 .
- the connection of two is via this support arm 97 Elastomer bearings 10, which run transversely to the central axes 68, are formed.
- This Support arm 97 is preferably made of very resistant material such as e.g. metal educated.
- This edge support arm 98 extends now from the connecting plate 15 of the elastomer bearing 10 in the direction of Wall support profile 41 and is fixedly connected to this, in particular welded. Through this movement-resistant connection of the edge support arm 98 with the Wall support profile 41 is sufficient support for this bearing arrangement 9 in the longitudinal direction of the carriageway possible.
- the support arm 97 is now in turn in an end region facing away from the support body 94 via fastening and / or adjusting means 37 with the connecting plate 15 of the subsequent or arranged on the central lamella 66 elastomer bearing 10.
- the formation of the bearing arrangement 9, which on the further wall support profile 41st is arranged, results from the reflection of the first bearing arrangement 9 around the Central axis 68 of the central lamella 66 and a transverse axis 99, which extends in the longitudinal direction of the road extends.
- each central lamella 66 or intermediate lamella 65 10 is arranged horizontally to prevent unwanted horizontal movements of the slats.
- the arrangement of the elastomer bearing 10 is such that their Direction of movement with the direction of movement of the central lamella 66 or the intermediate lamellae 65 covers and vertical loads lead to shear deformation.
- this bridging device 1 is designed such that the elastomer bearings 10 are arranged below the central lamella 66 and with the intermediate lamellae 65 via a support body 94 connected to this movement via the contact plate 13 or the connecting plate 15 are connected and the further contact plate 13 of the Elastomer bearing 10 via a support arm 97 or an edge support arm 98 on the adjacent one Intermediate plate 65 or the wall support profile 41 is supported.
- the elastomeric bearings 10 from a centrally arranged central lamella 66 over the arranged between this and the wall support profile 41 intermediate lamella 65 connected to the wall support profile 41 and the further elastomer bearing 10 is on the between this and the further wall support profile 41 arranged intermediate lamella 65 connected to the further wall support profile 41 or supported on it. Also are the elastomeric bearings 10 between the central plate 66 and an intermediate plate 65 or different intermediate plates 65 or the intermediate plate 65 and the Wall support profile 41 adjacent to each other in the direction of the central axis 68 of the slats arranged.
- a distance 100 between two central axes 68 is one Central lamella 66 and an intermediate lamella 65 are the same size as a distance 101 between a longitudinal central axis 24 of one of the central lamella 66 Elastomer bearing 10 and the central axis 24 of an associated one of an intermediate plate 65 Elastomer bearing 10.
- the central lamella 66 is also on its underside 78 with an elastomer bearing 10 via fastening and / or adjusting means 37 attached.
- the elastomer bearings 10 fastened on the central lamella 66 are in turn with its connecting plate 15 to the base 60 of the support element 45 via fastening and / or adjusting means 37 connected.
- the support element 45 is designed here the same or similar to the illustration in FIG. 4, this being a component with a U-shaped cross section, preferably made of Metal. In order to avoid unnecessary repetitions, is used for attachment the elastomer bearing 10 on the support elements 45 to the detailed description in 6 indicated.
- the support elements 45 are in this embodiment variant with the intermediate lamellae 65 facing end edges 104 of the legs of the U-profile with the undersides 78 thereof Connected in a non-moving manner or preferably welded.
- the intermediate slats 65 are in turn via elastomer bearings 10, which are fastened to support elements 45 are stored.
- These support elements 45 assigned to the intermediate plates 65 are in turn cast on the abutment 4 or in the structure 5 Wall support profiles 41 attached, preferably welded, as better shown in FIG. 8 can be seen.
- the bridging device 1 for a Expansion joint 2 are several in each middle lamella 66 or intermediate lamella 65 In the longitudinal direction of the lamellae spaced elastomer bearings 10 are assigned, their Number on each lamella must be at least two or a multiple of two.
- the advantage over the bearing arrangements 9 shown in FIG. 8 results from that each lamella elastomeric bearing 10 are assigned, whereby a higher Gap width 71 of the expansion joint 2 in the longitudinal direction of the road compared to the previous ones Design variants is made possible.
- the bridging device 1 becomes uniform even with larger gap widths 71 Adjustment of the slats in the longitudinal direction of the road reached, which also constant slat distances 75 between the individual slats are guaranteed.
- the support elements 45 to support the central lamella 66 opposite the intermediate lamellae 65, which are the same as the support elements 45, which are the Support intermediate slats 65 on the wall support profiles 41, are formed the number of components for mounting the bridging device 1 is reduced, whereby enables a cheaper implementation of the bridging device 1 becomes.
- each slat on each adjacent slat or the wall support profile 41 over at least two or an arbitrary multiple thereof Elastomer bearings 10 is supported. Furthermore, the elastomer bearings 10 or bearing arrangements 9 between the central lamella 66 and an intermediate lamella 65 or different intermediate slats 65 or the intermediate slat and the wall support profile 41 spaced apart from one another in the direction of the central axis 68 of the slats, are arranged alternately in succession.
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Description
- Fig. 1
- die erfindungsgemäße Vorrichtung zum Überbrücken einer Dehnungsfuge, die in einer zur Fahrbahnlängsrichtung winkeliger Lage angeordnet ist, in schematisch, vereinfachter Darstellung;
- Fig. 2
- ein erfindungsgemäßes Elastomerlager mit daran angeformter Anlageplatte bzw. Verbindungsplatte, in Seitenansicht, geschnitten;
- Fig. 3
- das erfindungsgemäße Elastomerlager in Unteransicht, gemäß Pfeil III in Fig. 2;
- Fig. 4
- die erfindungsgemäße Vorrichtung zum Überbrücken einer Dehnungsfuge zwischen dem Tragwerk und dem Widerlager einer Brücke, in Seitenansicht, geschnitten;
- Fig. 5
- die erfindungsgemäße Überbrückungsvorrichtung nach Fig. 4, in Draufsicht, gemäß Pfeil V in Fig. 4;
- Fig. 6
- eine erfindungsgemäße Haltekonstruktion für ein an einer Mittel- und/oder Zwischenlamelle befestigtes Elastomerlager, geschnitten, gemäß den Linien VI - VI in Fig. 5;
- Fig. 7
- eine weitere Ausführungsvariante der Vorrichtung zum Überbrücken einer Dehnungsfuge, in Draufsicht und vereinfachter, schematischer Darstellung;
- Fig. 8
- die Vorrichtung zum Überbrücken einer Dehnungsfuge nach Fig. 7, geschnitten, gemäß den Linien VIII - VIII in Fig. 7;
- Fig. 9
- die Vorrichtung zum Überbrücken einer Dehnungsfuge nach Fig. 8 mit verringerter Spaltweite;
- Fig. 10
- die Überbrückungsvorrichtung nach Fig. 7, geschnitten gemäß den Linien X - X in Fig. 7;
- Fig. 11
- die Vorrichtung zum Überbrücken einer Dehnungsfuge nach Fig. 10 mit verringerter Spaltweite;
- Fig. 12
- einen Teilbereich der Überbrückungsvorrichtung nach Fig. 7, geschnitten, gemäß den Linien XII - XII in Fig. 7;
- Fig. 13
- eine weitere Ausführungsform der Vorrichtung zum Überbrücken einer Dehnungsfuge mit in Horizontalrichtung liegenden Elastomerlagern, in Draufsicht, geschnitten und in schematisch, vereinfachter Darstellung;
- Fig. 14
- die Vorrichtung zum Überbrücken einer Dehnungsfuge, geschnitten, gemäß den Linien XIV - XIV in Fig. 13;
- Fig. 15
- eine weitere Ausführungsform der Vorrichtung zum Überbrücken einer Dehnungsfuge nach der Fig. 8, in Seitenansicht, geschnitten, in schematisch vereinfachter Darstellung.
- 1
- Überbrückungsvorrichtung
- 2
- Dehungsfuge
- 3
- Fahrbahn
- 4
- Widerlager
- 5
- Tragwerk
- 6
- Brücke
- 7
- Randlamelle
- 8
- Mittel- und/oder Zwischenlamelle
- 9
- Lageranordnung
- 10
- Elastomerlager
- 11
- Berg
- 12
- Tunnel
- 13
- Anlageplatte
- 14
- Elastomerlagerkörper
- 15
- Verbindungsplatte
- 16
- Pfeil
- 17
- Bewehrungselement
- 18
- Elastomerschichte
- 19
- Dicke
- 20
- Breite
- 21
- Breite
- 22
- Höhe
- 23
- Dicke
- 24
- Längsmittelachse
- 25
- Betrag
- 26
- Stirnfläche
- 27
- Länge
- 28
- Breite
- 29
- Ausrundung
- 30
- Unterseite
- 31
- Stirnfläche
- 32
- Bohrung
- 33
- Bohrung
- 34
- Bohrung
- 35
- Bohrung
- 36
- Bohrung
- 37
- Befestigungs- und/oder Verstellmittel
- 38
- Schraube
- 39
- Gewinde
- 40
- Dicke
- 41
- Wandtragprofil
- 42
- Verankerungselement
- 43
- Bauwerksteil
- 44
- Haltekonstruktion
- 45
- Stützelement
- 46
- Bauteil
- 47
- Seitenfläche
- 48
- Lageranordnung
- 49
- Längsmittelachse
- 50
- Oberfläche
- 51
- Oberfläche
- 52
- Fahrbahnteilfläche
- 53
- Bewehrungselement
- 54
- Außenfläche
- 55
- Außenfläche
- 56
- Distanz
- 57
- Mittellängsachse
- 58
- Auflagerentfernung
- 59
- Stirnende
- 60
- Basis
- 61
- Bohrung
- 62
- Aufnahmeöffnung
- 63
- Mittelsteg
- 64
- Sacklochbohrung
- 65
- Zwischenlamelle
- 66
- Mittellamelle
- 67
- Halteprofil
- 68
- Mittelachse
- 69
- Querträger
- 70
- Kontaktfläche
- 71
- Spaltweite
- 72
- Doppelpfeil
- 73
- Breite
- 74
- Lagerfläche
- 75
- Lamellenabstand
- 76
- Winkel
- 77
- Steg
- 78
- Unterseite
- 79
- Bohrung
- 80
- Befestigungsmittel
- 81
- Auflagereinrichtung
- 82
- Schenkel
- 83
- Stirnendfläche
- 84
- Basis
- 85
- Eckbereich
- 86
- Radius
- 87
- Bohrung
- 88
- Bohrung
- 89
- Bohrung
- 90
- Bohrung
- 91
- Steg
- 92
- Unterseite
- 93
- Oberseite
- 94
- Stützkörper
- 95
- Seitenfläche
- 96
- Seitenfläche
- 97
- Stützarm
- 98
- Randstützarm
- 99
- Querachse
- 100
- Abstand
- 101
- Abstand
- 102
- Rad
- 103
- Absenkung
- 104
- Stirnseite
Claims (44)
- Elastomerlager (10) für eine Lageranordnung für Lamellen einer Dehnungsfuge in einer Fahrbahn, insbesondere von Brücken mit einem Elastomerelement, wobei in Hauptbelastungsrichtung des Elastomerlagers (10) mehrere über Bewehrungselemente (17) zumindest teilweise von einander getrennte Elastomerschichten (18) angeordnet sind, dadurch gekennzeichnet, daß deren Dicke (23) nur zwischen 1 % und 20 %, bevorzugt zwischen 2 mm und 10 mm, der dazu senkrecht verlaufenden Breitenabmessung der Elastomerschichten beträgt.
- Elastomerlager nach Anspruch 1, dadurch gekennzeichnet, daß eine Höhe (22) der Bewehrungselemente (17) geringer ist als die Dicke (23) der Elastomerschichten (18).
- Elastomerlager nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß der Elastomerlagerkörper (14) in seinen beiden parallel zu den Bewehrungselementen (17) verlaufenden Stirnflächen (26, 31) je mit einer an- oder eingeformten, insbesondere aus Metall oder Kunststoff oder einem Verbundmaterial, bestehenden Anlageplatte (13) bzw. Verbindungsplatte (15) verbunden ist.
- Elastomerlager nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die Anlageplatte (13) und die Verbindungsplatte (15) mit Bohrungen (32 bis 36) zur Aufnahme von Befestigungs- und/oder Verstellmittel (37), insbesondere Schrauben (38) ausgebildet ist.
- Elastomerlager nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die Verbindungsplatte (15) und/oder ein Bewehrungselement (17) von dem die Elastomerschichten (18) bildenden Elastomer umhüllt bzw. in dieses eingebettet sind.
- Elastomerlager nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß eine der Verbindungsplatten (15) durch eine den Außenumfang des die Bewehrungselemente (17) aufnehmenden Teils überragende Anlageplatte (13) gebildet ist und die vorragenden Teile der Anlageplatte (13) über eine Ausrundung mit einer der Elastomerschichten (18) verbunden sind.
- Elastomerlager nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die Bewehrungselemente (17) aus Textilien wie Geweben, Gewirken, Netzen, Gittern, Vliesen oder sonstige beliebige faser- bzw. fadenförmige Materialien aus Metall, Keramik, Natur- oder Kunststoffen oder in beliebiger Mischung gebildet sind.
- Elastomerlager nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die Bewehrungselemente (17) in Bezug auf eine zentrale Längsmittelachse (24) konzentrisch bzw. zentriert angeordnet sind.
- Elastomerlager nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die Elastomerschichten (18) in Längsrichtung der Längsmittelachse (24) eine höhere Steifigkeit aufweisen als in dazu senkrechter Richtung.
- Elastomerlager nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß das Elastomer durch Kautschuk, insbesondere Naturkautschuk gebildet ist.
- Elastomerlager nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die Shore-Härte des Elastomers, insbesondere der Elastomerschichten (18) zwischen den Bewehrungselementen (17) zwischen 50 Shore A und 90 Shore A bevorzugt zwischen 65 Shore A und 70 Shore A beträgt.
- Elastomerlager nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die Elastomerschicht (18) an einer Anlage- bzw. Verbindungsplatte (13, 15) und/oder einem Bewehrungselement (17) anvulkanisiert ist.
- Elastomerlager nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß eine Anlage- bzw. Verbindungsplatte (13, 15) und/oder ein Bewehrungselement (17) in die Elastomerschichte (18) einvulkanisiert ist.
- Elastomerlager nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die Abmessung der Verbindungsplatte (15) zumindest einer senkrecht zu den Bewehrungselementen (17) verlaufende Bauhöhe des Elastomerlagerkörpers (14) zwischen den Anlage- bzw. Verbindungsplatten (13, 15) entspricht.
- Elastomerlager nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß eine Masse der Anlageplatte (13) und eine Distanz zwischen dem Elastomerlagerkörper (14) und einem Schweißbereich zur Ableitung einer Wärmemenge zur Erzielung einer Oberflächentemperatur der Anlageplatte (13) im Anhaftungsbereich der Elastomerschichte (18) von kleiner 120° C ausgebildet ist.
- Elastomerlager nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß in der Anlage- bzw. Verbindungsplatte (13, 15) senkrecht zu den Bewehrungselementen (17) mehrere, vorzugsweise zwei, insbesondere mit Gewinde (39) versehene Bohrungen (32 bis 36) angeordnet sind.
- Elastomerlager nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß im Bereich der Anlageplatte (13) und der Verbindungsplatte (15) bzw. diese aufnehmend oder durchsetzend mehrere vorzugsweise mit Gewinde (39) versehene Bohrungen (32 bis 36) für Befestigungs- und/oder Verstellmittel (37), insbesondere Schrauben (38) angeordnet sind, die senkrecht zu den Bewehrungselementen (17) ausgerichtet sind.
- Lageranordnung für Lamellen zum Überbrücken einer Dehnungsfuge zwischen zwei Bauteilen, insbesondere der Fahrbahn auf Brücken, mit zumindest einer Mittellamelle, die über Elastomerelemente auf den Bauteilen abgestützt sind, dadurch gekennzeichnet, daß die Elastomerelemente durch ein Elastomerlager (10) nach einem der Ansprüche 1 bis 17 gebildet sind.
- Lageranordnung nach Anspruch 18, dadurch gekennzeichnet, daß eine Mittel- und/oder Zwischenlamelle (8, 66; 65) über das Elastomerlager (10) auf einem auf einem Wandtragprofil (41) und/oder Bauwerkteil (43) oder einer Zwischenlamelle (65) befestigten Stützelement (45) abgestützt ist.
- Lageranordnung nach den Ansprüchen 18 oder 19, dadurch gekennzeichnet, daß jede Lamelle auf jeder benachbarten Lamelle oder dem Wandtragprofil (41) über zumindest zwei- oder ein beliebiges Mehrfaches von zwei an Elastomerlagern (10) abgestützt ist.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18 bis 20, dadurch gekennzeichnet, daß jeder Lamelle zumindest zwei- oder ein beliebiges Mehrfaches von zwei an Elastomerlagern (10) zugeordnet sind und die beiden jeweils ein Paar bildenden Elastomerlager (10) derart mit den Mittel- und/oder Zwischenlamellen (8, 66; 65) bzw. den Wandtragprofilen (41) verbunden sind, daß sie bei in Lamellenlängsrichtung entgegengesetzten Bewegungsrichtungen abwechselnd druckbeaufschlagt sind.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-21, dadurch gekennzeichnet, daß die Verbindungsplatte (15) und die Anlageplatte (13) in der neutralen Ruhestellung der Lamellen konzentrisch zueinander angeordnet sind.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-22, dadurch gekennzeichnet, daß Oberflächen der Verbindungs- bzw. Anlageplatte (15, 13) der Elastomerlager (10) parallel zu Fahrbahnteilflächen (52) der Lamellen ausgerichtet sind.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-23, dadurch gekennzeichnet, daß Oberflächen (50, 51) der Verbindungs- bzw. Anlageplatte (15, 13) der Elastomerlager (10) senkrecht zur Längsmittelachse (49) der Lamellen ausgerichtet sind.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-24, dadurch gekennzeichnet, daß das Wandtragprofil (41) und/oder das Stützelement (45) mit im Bauwerksteil (43) verankerte oder in diese eingegossene Bewehrungselemente (53) über Befestigungselemente, z.B. eine Schweißnaht oder Schrauben gehaltert ist.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-25, dadurch gekennzeichnet, daß die in Hauptbelastungsrichtung - gemäß Pfeil (16) - verlaufende Längsmittelachse (24) des Elastomerlagers (10) parallel und in Draufsicht deckungsgleich mit der Längsmittelachse (49) der Mittel- und/oder Zwischenlamelle (8) ausgerichtet ist und über eine Anlageplatte (13) mit einer Mittel- und/oder Zwischenlamelle (8) und mit der Verbindungsplatte (15) mit einer weiteren Lamelle oder einem Stützelement (45) auf dem Wandtragprofil (41) abgestützt ist.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-26, dadurch gekennzeichnet, daß eine in Längsrichtung der Mittel- und/oder Zwischenlamellen (8, 66; 65) bestehende Auflagerentfernung (58) der die Mittel- und/oder Zwischenlamelle (8, 66; 65) abstützenden Elastomerlager (10) geringer ist als eine Periode einer auf die Mittel- und/oder Zwischenlamelle (8, 66; 65) einwirkende, durch eine Erregerfrequenz erzeugte Schwingung.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-27, dadurch gekennzeichnet, daß eine in Längsrichtung der Mittel- und/oder Zwischenlamellen (8, 66; 65) bestehende Auflagerentfernung (58) der den Mittel- und/oder Zwischenlamelle (8, 66; 65) abstützenden Elastomerlager (10) geringer ist als eine doppelte Periode einer auf die Mittel- und/oder Zwischenlamelle (8, 66; 65) einwirkende, durch eine Erregerfrequenz erzeugte Schwingung und daß zwischen den beiden Elastomerlagern (10) eine, bevorzugt durch ein Elastomerlager (10) gebildete Dämpfungsvorrichtung in Form eines weiteren Elastomerlagers (10), angeordnet ist.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-28, dadurch gekennzeichnet, daß die Auflagerentfernung (58) zwischen zwei Elastomerlagern (10) bzw. einem Elastomerlager (10) und einer Dämpfungsvorrichtung kleiner als 2 m, bevorzugt kleiner als 1,7 m, ist.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-29, dadurch gekennzeichnet, daß die Auflagerentfernung (58) zwischen zwei Elastomerlagern (10) bzw. einem Elastomerlager (10) und einer Dämpfungsvorrichtung zwischen 1,3 m und 0,7 m beträgt.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-30, dadurch gekennzeichnet, daß ein Stützelement (45) eines Wandtragprofils (41) zur Anlage an einer Seitenfläche (47) eines Bauwerkteils (43) ausgebildet ist.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-31, dadurch gekennzeichnet, daß das Wandtragprofil (41) über mit diesem einstückig verbundenen, bevorzugt im Bauwerksteil (43) eingesetzten Verankerungselment (42) gehalten ist.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-32, dadurch gekennzeichnet, daß das Stützelement (45) durch zumindest einen Bauteil mit U-förmigem Querschnitt gebildet ist, der im Bereich der Stirnenden (59) der Schenkel mit dem Elastomerlager (10) und im Bereich der Seitenfläche (47) mit dem Wandtragprofil (41) verbunden ist.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-33, dadurch gekennzeichnet, daß eine Aufnahmeöffnung (62) für das Befestigungsund/oder Verstellmittel (37) des Elastomerlagers (10) in einem Mittelsteg (62) der Mittel- und/der Zwischenlamelle (8) angeordnet ist.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-34, dadurch gekennzeichnet, daß die Aufnahmeöffnungen (62) für die Befestigungsund/oder Verstelimittel (37) in einem mit dem Mittelsteg (63) überschneidenden, zumindest überlappenden Querschnittsbereich der dem Elastomerlager (10) zugewandten Unterseite (78) der Mittel- und/oder Zwischenlamelle (8, 66; 65) angeordnet ist.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-35, dadurch gekennzeichnet, daß das Elastomerlager (10) über die beiden die Anlageplatte (13) durchsetzenden Befestigungs- und/oder Verstellmittel (37) im Bereich des Mittelsteges (63) oder in einem den Mittelsteg (63) überlappenden Bereich der Unterseite (78) mit der Mittel- und/oder Zwischenlamelle (8, 66; 65) verbunden sind.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-36, dadurch gekennzeichnet, daß eine senkrecht zur Längsmittelachse (24) gemessene Breite (21) des Elastomerlagerkörpers (14) und/oder Bewehrungselemente (17) um ein in einer die Längsmittelachse (24) aufnehmenden Ebene maximales Verstellmaß zwischen der Anlage- und/oder Verbindungsplatte (13, 15) größer ist als die aus der für die Aufnahme der maximalen Lagerbelastung benötigten Lagerfläche (74) errechnete Breite (21) des Elastomerlagerkörpers (14).
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-37, dadurch gekennzeichnet, daß eine Überlappungsfläche zwischen der den Anlageund/oder Verbindungsplatten (13, 15) zugewandten Stirnflächen (26, 31) des Elastomerlagerkörpers (14) bei in einer dessen Längsmittelachse (24) aufnehmenden Ebene erfolgter Verschiebung der Anlage- und/oder Verbindungsplatten (13, 15) sich in einer parallel zur Längsmittelachse (24) gesehenen Richtung um eine Überlappungsfläche bzw. Lagerfläche (74) überlappen, die der Querschnittfläche des Elastomerlagerkörpers (14) für die maximal zulässige aufnehmbare Traglast entspricht.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-38, dadurch gekennzeichnet, daß die Elastomerlager (10) zur Abstützung einer Mittellamelle (66) auf zwei diesen auf gegenüberliegenden Seiten jeweils unmittelbar benachbarten Zwischenlamellen (65) in einer senkrecht zur Mittelachse (68) der Lamellen verlaufenden Ebene angeordnet sind.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-39, dadurch gekennzeichnet, daß eine Mittellamelle (66) über die Elastomerlager (10) oder über je ein Elastomerlager (10) auf jeden beidseits parallel verlaufenden Zwischenlamellen (65) über einen Querträger (69) abgestützt ist.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-40, dadurch gekennzeichnet, daß die Elastomerlager (10) unterhalb der Mittellamelle (66) angeordnet sind und mit der Zwischenlamelle (65) über einen mit dieser bewegungsfest verbundenen Stützkörper (94) über die Anlageplatte (13) bzw. die Verbindungsplatte (15) verbunden sind und die weitere Anlageplatte (13) des Elastomerlagers (10) über einen Stützarm (97) bzw. einen Randstützarm (98) auf der benachbarten Zwischenlamelle (65) oder Mittellamelle (66) oder dem Wandtragprofil (41) abgestützt ist.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-41, dadurch gekennzeichnet, daß die Elastomerlager (10) zwischen der Mittellamelle (66) und einer Zwischenlamelle (65) oder unterschiedlichen Zwischenlamellen (65) oder der Zwischenlamelle (65) und dem Wandtragprofil (41) jeweils in Richtung der Mittelachse (68) der Lamellen distanziert voneinander, abwechselnd aufeinanderfolgend angeordnet sind.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-42, dadurch gekennzeichnet, daß die Mittellamelle (66) auf dem Querträger (69) kraftund/oder formschlüssig befestigt ist und auf den dieser beidseits benachbarten Zwischenlamellen (65) über weitere Elastomerlager (10) in mit den Zwischenlamellen (65) verbundenen Halteprofilen (67) abgestützt sind.
- Lageranordnung nach einem oder mehreren der vorhergehenden Ansprüche 18-43, dadurch gekennzeichnet, daß die Elastomerlager (10) von einer mittig angeordneten Mittellamelle (66) über die zwischen dieser und dem Wandtragprofil (41) angeordneten Zwischenlamellen (65) mit dem Wandtragprofil (41) verbunden ist und das weitere Elastomerlager (10) über die zwischen dieser und dem weiteren Wandtragprofil (41) angeordneten Zwischenlamellen (65) mit dem weiteren Wandtragprofil (41) verbunden bzw. auf diesem abgestützt ist.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT32997 | 1997-02-27 | ||
AT0032997A AT412291B (de) | 1997-02-27 | 1997-02-27 | Vorrichtung zum überbrücken einer dehnungsfuge einer brücke |
PCT/AT1998/000041 WO1998038385A2 (de) | 1997-02-27 | 1998-02-26 | Vorrichtung zum überbrücken einer dehnungsfuge einer brücke |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0964959A2 EP0964959A2 (de) | 1999-12-22 |
EP0964959B1 true EP0964959B1 (de) | 2002-06-26 |
Family
ID=3487697
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98905130A Expired - Lifetime EP0964959B1 (de) | 1997-02-27 | 1998-02-26 | Vorrichtung zum überbrücken einer dehnungsfuge einer brücke |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP0964959B1 (de) |
CN (1) | CN1251150A (de) |
AT (1) | AT412291B (de) |
AU (1) | AU6080598A (de) |
BR (1) | BR9807637A (de) |
CA (1) | CA2282660A1 (de) |
DE (1) | DE59804577D1 (de) |
HU (1) | HU223212B1 (de) |
PL (1) | PL335818A1 (de) |
SK (1) | SK113899A3 (de) |
WO (1) | WO1998038385A2 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102808377A (zh) * | 2012-08-17 | 2012-12-05 | 长安大学 | 用于桥梁伸缩缝的空间多向变位梳齿板式桥梁伸缩装置 |
CN103485259B (zh) * | 2013-09-06 | 2015-10-21 | 福建省奥翔体育塑胶有限公司 | 防止运动场地塑胶鼓起或塌陷的伸缩缝填料带及实现方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3544415A (en) * | 1967-03-20 | 1970-12-01 | Conenco Canada Ltd | Reinforced elastomeric bearing |
DE2334332A1 (de) * | 1973-07-06 | 1975-01-23 | Isogleitchemie Handels Gmbh | Baulager |
CA1008611A (en) * | 1973-09-06 | 1977-04-19 | Richard D. Hein | Elastomeric structural bearing |
GB1447301A (en) * | 1974-04-19 | 1976-08-25 | Nihonkikaikougyou | Elastic supporting device for a structure |
DE2506376C2 (de) * | 1975-02-14 | 1977-08-18 | Sollinger Huette | Ueberbrueckungsvorrichtung fuer dehnungsfugen an bruecken und aehnlichen bauwerken |
US4524174A (en) * | 1975-09-24 | 1985-06-18 | Watson Bowman Associates | Reinforced elastomer products |
AT374546B (de) * | 1981-12-14 | 1984-05-10 | Fuchs Peter | Lager zur auflagerung eines tragwerkes sowie verfahren zu dessen einbau |
DE3201751C2 (de) | 1982-01-21 | 1986-10-02 | Friedrich Maurer Söhne GmbH & Co KG, 8000 München | Fugenüberbrückungsvorrichtung |
DE8916127U1 (de) * | 1989-06-02 | 1994-03-03 | Friedrich Maurer Söhne GmbH & Co KG, 80807 München | Vorrichtung zur federnden Einspannung von Traversen einer Fahrbahnüberbrückungskonstruktion |
AT397674B (de) * | 1991-03-05 | 1994-06-27 | Reisner & Wolff Eng | Vorrichtung zum überbrücken einer dehnungsfuge in einer fahrbahn, insbesondere von brücken |
US5256223A (en) * | 1991-12-31 | 1993-10-26 | The Center For Innovative Technology | Fiber enhancement of viscoelastic damping polymers |
DE4314186C1 (de) * | 1993-04-29 | 1994-04-28 | Glacier Gmbh | Fahrbahnübergang |
JP2747886B2 (ja) * | 1994-07-14 | 1998-05-06 | 東京フアブリック工業株式会社 | 橋梁用弾性支承体の据付方法 |
-
1997
- 1997-02-27 AT AT0032997A patent/AT412291B/de not_active IP Right Cessation
-
1998
- 1998-02-26 PL PL98335818A patent/PL335818A1/xx unknown
- 1998-02-26 CN CN98803688.6A patent/CN1251150A/zh active Pending
- 1998-02-26 HU HU0003432A patent/HU223212B1/hu not_active IP Right Cessation
- 1998-02-26 AU AU60805/98A patent/AU6080598A/en not_active Abandoned
- 1998-02-26 SK SK1138-99A patent/SK113899A3/sk unknown
- 1998-02-26 CA CA002282660A patent/CA2282660A1/en not_active Abandoned
- 1998-02-26 WO PCT/AT1998/000041 patent/WO1998038385A2/de not_active Application Discontinuation
- 1998-02-26 BR BR9807637-0A patent/BR9807637A/pt not_active Application Discontinuation
- 1998-02-26 EP EP98905130A patent/EP0964959B1/de not_active Expired - Lifetime
- 1998-02-26 DE DE59804577T patent/DE59804577D1/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
SK113899A3 (en) | 2000-06-12 |
AT412291B (de) | 2004-12-27 |
HU223212B1 (hu) | 2004-03-29 |
WO1998038385A3 (de) | 1999-04-15 |
BR9807637A (pt) | 2000-11-21 |
HUP0003432A2 (hu) | 2001-02-28 |
HUP0003432A3 (en) | 2002-01-28 |
CN1251150A (zh) | 2000-04-19 |
AU6080598A (en) | 1998-09-18 |
CA2282660A1 (en) | 1998-09-03 |
WO1998038385A2 (de) | 1998-09-03 |
ATA32997A (de) | 2004-05-15 |
PL335818A1 (en) | 2000-05-22 |
EP0964959A2 (de) | 1999-12-22 |
DE59804577D1 (de) | 2002-08-01 |
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