Patent EA-004356-B1 (EA)
Title: Beam
Inventor: REICHEL DIETER
IPC: E01B25/32
Filed: 2001-09-01
Abstract: 1. A beam for a travel-way for a track guided vehicle, in particular a magnetically levitated railway, of concrete, in particular a precast concrete component, having a first flange (2) placed thereon, running in the longitudinal direction of the beam (1), also webs (4, 4') likewise running in the longitudinal direction of the beam (1) and, on that end of the webs (4, 4') remote from the first flange (2) are located second flanges (3, 3'), whereby, added construction parts for the guidance of a vehicle can be placed on the ends of the flanges (2, 3, 3'), which ends are distanced from one another, therein characterized, in that on each end of the webs (4, 4') remote from the first flange (2), respectively, a second flange (3, 3') is placed, whereby this second flange (3, 3') extends itself outward from the end of the webs (4, 4') essentially to the outside of the beam (1). 2. A beam in accord with Claim 1, therein characterized, in that the webs (4, 4') in the area of the second flanges (3, 3') are further distanced from one another than in the area of the first flange (2) so that the beam (1), of this manufacture, can be released from the mold at least partially from the side of the second flanges (3, 3'). 3. A beam in accord with one of the foregoing claims, therein characterized, in that the first flange (2) is an upper or lower flange (2) and the second flanges (3,3') are lower or upper flanges (3, 3') of the beam (1). 4. A beam in accord with one of the foregoing claims, therein characterized, in that the cross sectional center of gravity of the beam (1) is to be found at the mean height of the cross section. 5. A beam in accord with one of the foregoing claims, therein characterized, in that closure plates (5, 5'), which bind the webs (4, 4') with one another are placed on the ends of the beam (1) 6. A beam in accord with one of the foregoing claims, therein characterized, in that on the closure plates (5, 5') are placed bearing console plates (6, 6') for the beam (1). 7. A beam in accord with one of the foregoing claims, therein characterized, in that in the hollow space at least one bulkhead (13) is placed, which binds the webs (4, 4') together. 8. A beam in accord with one of the foregoing claims, therein characterized, in that the bulkheads (13) are placed in the area of a transverse pretensioning member of the beam (1), and/or in the area of the add-on fixtures, especially the console (14) for the guidance of the vehicle. 9. A beam in accord with one of the foregoing claims, therein characterized, in that the bulkheads (13) principally bind together a part of the webs (4, 4'). 10. A beam in accord with one of the foregoing claims, therein characterized, in that after the manufacture of the beam (1), the second flanges (3, 3') in the area of the hollow space, are at least are partially connected together, by means of a bottom plate (7). 11. A beam in accord with one of the foregoing claims, therein characterized, in that the bottom plate (7) is encased in concrete. 12. A beam in accord with one of the foregoing claims, therein characterized, in that the bottom plate (7) consists of metal, plastic, or concrete, especially in the shape of a frame-like construction. 13. A beam in accord with one of the foregoing claims, therein characterized, in that the bottom plate (7) is designed as at least partially a load bearing plate. 14. A beam in accord with one of the foregoing claims, therein characterized, in that the bottom plate (7) is so connected to the beam (1) as to resist torsion therewith. 15. A beam in accord with one of the foregoing claims, therein characterized, in that in the beam (1) pretensioning elements are present. 16. A beam in accord with one of the foregoing claims, therein characterized, in that, in the outer zones of the flanges (2; 3, 3') is placed a tension reinforcement rod (9) without connection. 17. A beam in accord with one of the foregoing claims, therein characterized, in that the central tension member is placed in the hollow space. 18. A beam in accord with one of the foregoing claims, therein characterized, in that the central tension member is thermally insulated. 19. A beam in accord with one of the foregoing claims, therein characterized, in that, in at least one of the closure plates (5, 5'), especially in the area of the hollow space, tension recesses (11) are provided. 20. A beam in accord with one of the foregoing claims, therein characterized, in that in at least one of the closure plates (5, 5'), especially in the area of the hollow space, steel plates (10) for the anchorage of the tension bars for the pretensioning elements are provided. 21. A beam in accord with one of the foregoing claims, therein characterized, in that the beam (1) is a part of a multicompartment beam, wherein a plurality of precisely aligned beams (1) are connected together in a pretensioned manner. 22. A beam in accord with one of the foregoing claims, therein characterized, in that the first flange and/or the second flanges (2, 3, 3') are designed to be airflow favorable in regard to the vehicle, with predominant avoidance of cross-sectional changes attributable to the vehicle. 23. A beam in accord with one of the foregoing claims, therein characterized, in that the surfaces and/or the bulk of the beam (1) on the first flange (2) and on the second flanges (3, 3') which are exposed to sun radiation are similar to have a low temperature gradient. 24. A beam in accord with one of the foregoing claims, therein characterized, in that at least parts of the outside of the beam (1) possess a heat absorbing and/or reflecting surface. 25. A beam in accord with one of the foregoing claims, therein characterized, in that at least parts of the outside of the beam (1) possess a coat of paint. 26. A beam in accord with one of the foregoing claims, therein characterized, in that at least, to parts of the outside of the beam (1) shading elements have been furnished. 27. A beam in accord with one of the foregoing claims, therein characterized, in that the first flange or second flanges (2, 3, 3') is/are designed to be a travel-way for further vehicles, especially vehicles for construction, inspection or assistance. 28. A beam in accord with one of the foregoing claims, therein characterized, in that between a first flange and a second flange, means for heat compensation, in particular means for heat transfer is provided. 29. A beam in accord with one of the foregoing claims, therein characterized, in that for heat equalization a control and regulatory system, in particular with sensors and pumps is provided. 30. A beam in accord with one of the foregoing claims, therein characterized, in that the means for heat equalization are lines with heat transfer liquids, especially oil, which circulate either actively or passively through the said lines. 31. A beam in accord with one of the foregoing claims, therein characterized, in that the means for heat equalization are cooling and/or heating elements. 32. A beam in accord with one of the foregoing claims, therein characterized, in that by means of temperature dependent controlled compression, especially by single side warming of the relevant tensioning members (9), the beam (1) is deformable. 33. A beam in accord with one of the foregoing claims, therein characterized, in that the compression is connected with appropriate solar cells and/or sun collectors. 34. A mold for a beam (1) for a travel-way for a track guided vehicle, in particular a magnetically levitated railway, of concrete, in particular being a pre-cast concrete component, having a first flange (2) placed thereon, running in the longitudinal direction of the beam (1) also having webs (4, 4') placed thereon, likewise running in the longitudinal direction of the beam (1) and with second flanges (3, 3') on those ends of the said webs (4, 4') distal from the first flange (2), whereby, on one of the mutually distanced ends of the flanges (2, 3, 3') auxiliary add-on fixtures for the guidance of the vehicle can be placed, especially for the making of a beam (1) in accord with one of the foregoing claims, therein characterized, in that the mold is composed of individual modules (31, 32, 33, 34), so that by the exchanging of individual modules a plurality of differing beams (1) can be manufactured. 35. A mold in accord with the foregoing claim, therein characterized, in that the modules for the compensation of length upon the release of the tension members during the demolding are slidably connected with one another. 36. A mold in accord with one of the foregoing claims, therein characterized, in that the module make possible various load bearing, projecting consoles. 37. A mold in accord with one of the foregoing claims, therein characterized, in that the module in the area of the load bearing plates is equipped with bearing plates (16). 38. A mold in accord with one of the foregoing claims, therein characterized, in that the module in the area of the projecting consoles possesses recesses with grout and aeration openings far the reception of the bearing plate. 39. A mold in accord with one of the foregoing claims, therein characterized, in that the modules make possible differing beam lengths. 40. A mold in accord with one of the foregoing claims, therein characterized, in that the modules make possible different formulations of hollow space. 41. A mold in accord with one of the foregoing claims, therein characterized, in that the modules, make possible differing bulkheads (13) in regard to number, shape, and size.