초록

A rail fixing device including a tensioning clamp extending from a holding element and removably arranged on a ribbed plate on which the rail base is mounted. The ribbed plate is placed on an elastic intermediate layer which is maintained in a required prestressed state by the holding element.

대표청구항 ▼

The invention claimed is: 1. Arrangement for fastening a rail (10, 142, 222, 224, 252, 300, 302) having a rail foot (16, 236, 258) resting on a support (34, 170, 230, 310, 348), comprising a load-distributing plate (14, 144, 226, 228, 304), arranged between the rail foot and the support, a resilien

The invention claimed is: 1. Arrangement for fastening a rail (10, 142, 222, 224, 252, 300, 302) having a rail foot (16, 236, 258) resting on a support (34, 170, 230, 310, 348), comprising a load-distributing plate (14, 144, 226, 228, 304), arranged between the rail foot and the support, a resilient first intermediate layer (30, 136, 176, 250, 312) supporting the load-distributing plate relative to the support, and, if required, a second intermediate layer (32, 196, 232), which extends between the first intermediate layer and the support and comprises an essentially non-resilient material, a holding element (26, 28, 106, 108, 236, 254, 322) connected to the support, from which holding element extends at least one elastic clip (22, 24, 234, 270, 272) having several legs (38, 40, 42, 44, 46, 48, 50) and which supports itself on the rail foot, wherein the holding element (26, 28 106, 108, 2336, 254, 322) is an insert, which is removably insertable into the load-distributing plate (14, 144, 226, 228, 304) and which allows movement relative to the load-distributing plate in the direction of the support (34, 170, 230, 310, 348), whereby the load-distributing plate is directly preloadable via the holding element relative to the support, or in that the holding element is formed together with the load-distributing plate as a unit, the holding element forming a unit with the load-distributing plate having a through-opening (70, 118, 186, 246), in which is arranged a second insert (62, 102, 304, 188, 220, 248), which insert is movable relative to the holding element and allows an adjustment relative to the holding element, and through which passes a screw element (78, 164, 190, 288, 324), connecting the holding element and the support (34, 170, 230, 310, 348) and which can be screwed into the support, whereby the load-distributing plate can be indirectly preloaded relative to the support by the holding element. 2. Arrangement of claim 1, characterized in that the holding element (26, 28, 106, 108, 236, 254, 322) has a base section (62, 130, 238, 256) with a shaped projection (64, 110, 180, 242, 258) extending along the bottom, and that from the region of the base section facing away from the shaped projection there extends at least one receptacle (52, 54, 262, 264, 266, 268, 321, 323, 325, 327) in which extends one leg (38, 40) of the clip (22, 24, 234, 270, 272). 3. Arrangement of claim 2 characterized in that the shaped projection (64, 110, 180, 242, 258) has a cross-section with generally circular geometry and having a planar extent that is smaller that the planar extent of the base section (62, 130, 238, 256). 4. Arrangement of claim 2, characterized in that the shaped projection (64, 110, 180, 242, 258) has a cup-like geometry, with a bottom wall (68, 116, 184) having an opening (70, 118, 186, 246). 5. Arrangement of claim 2, characterized in that the shaped projection (64, 110, 180, 242, 258) engages positively in the load-distributing plate (14, 144, 226, 228, 304). 6. Arrangement of claim 2, characterized in that the load-distributing plate (14, 144, 226, 228, 304) is provided with a through-opening (124, 126) with a geometry that matches the outer geometry of the shaped projection (64, 110, 180, 242, 258). 7. Arrangement of claim 2, characterized in that the holding element (26, 28, 106, 108, 236, 254, 322) rests through a first support surface (80) upon a section, forming a second support surface (82), of the load-distributing plate (14, 144, 226, 228, 304). 8. Arrangement of claim 2, characterized in that at least two projections (112, 206, 244) protrude peripherally from the shaped projection (64, 110, 180, 242, 258), which has a hollow-cylinder geometry, and in that the clearance of each of said projections from the first support surface (80) extending from the holding element (26, 28, 106, 108, 236, 254, 322) is substantially equal to the clearance between the second support surface (82, extending from the load-distributing plate (14, 144, 226, 228, 304), and the lower surface (128) of the load-distributing plate, from which extends the resilient first intermediate layer (30, 136, 176, 250, 312). 9. Arrangement of claim 1, characterized in that the holding element and the load-distributing plate are formed as a single unit, for example by casting. 10. Arrangement according to claim 1, characterized in that the screw element connecting the holding element (26, 28, 106, 108, 236, 254, 322) to the support (34, 170, 230, 310, 348) is a through-bolt. 11. Arrangement of claim 1, characterized in that when the holding element (26, 28, 106, 108, 236, 254, 322) is fastened, the screw element (78, 164,190, 288, 324) through which the screw element passes, supports itself frictionally upon a third support surface (98), which faces away from the support. 12. Arrangement of claim 11, characterized in that when the screw element (78, 164, 190, 288, 324) is frictionally supported on the second insert (62, 102, 104, 188, 220, 248), the resilient first intermediate layer (30, 136, 176, 250, 312) is in a compressed state. 13. Arrangement of claim 1, characterized in that a fourth support surface (100) is provided and when the screw element (78, 164, 190, 288, 324) is supported frictionally upon the holding element (26, 28), the latter rests via said fourth support surface (100) on the support(34), whereby the clearance between the first and the fourth support surfaces (80, 100) of the holding element is smaller than the thickness of the resilient first intermediate layer (30), when the screw element is loosened, and the clearance between the second support surface (82) and the bottom (128) of the load-distributing plate (14). 14. Arrangement of claim 1, characterized in that the holding element (26, 28, 106, 108, 236, 254, 322) is connected by interlocking to the load-distributing plate (14, 144, 226, 228, 304) in a bayonet-joint-like manner. 15. Arrangement of claim 1, characterized in that from the base section (62, 130, 238, 256) of the holding element (26, 28, 106, 108, 236, 254, 322) two shoulders (52, 54, 262, 264, 266, 268, 321, 323, 325, 327) extend, each of which accepts one leg section (38, 40) of the clip (22, 24, 234, 270, 272), and in that a screw element extends between the shoulders, whereby when the holding element is connected to the support (34, 170, 230, 310, 348), the head (94, 200) of the screw element extends below the clip (22, 24, 234, 270, 272). 16. Arrangement of claim 1, and further including a tongue blade (142), said load-distributing plate is an intermediate plate (228), which supports said tongue blade in its heel area, and which is provided with a through-opening having a cross-section that corresponds to the outside geometry of the holding element (236). 17. Arrangement of claim 1, characterized in that the holding element (236, 322) is arranged between two rails (10, 142; 300, 302) running immediately next to each other, in that receptacles (262, 264, 266, 268, 321, 323, 325, 327) for two clips (270; 272) extend from the holding element, in that the clips are supported on a plate element (274, 326) that is adjustable relative to the holding element, and in that the plate element itself is supported on the rail feet (16, 236; 318, 320) of the rails. 18. Arrangement of claim 1, characterized in that two pairs of shoulders (262, 264, 266, 268, 321, 323, 325, 327) extend from the holding element (236, 322), in that from each pair of shoulders extends a clip (270, 272), and in that between the two pairs of shoulders extends the plate element (274, 326), which rests upon the rail feet and is adjustable relative to the holding element. 19. Arrangement of claim 1, characterized in that the plate element (274, 326), which extends between the rails (10, 142, 300, 302) running immediately next to each other and which rests upon the feet (16, 236, 318, 320) of said rails, provides support surfaces for the clips (270,272) with a slope that corresponds to the slope of the rail feet in regions, in which clips usually support themselves. 20. Arrangement of claim 1, characterized in that the holding element (236, 322) arranged between the rails (10, 142, 300, 302) running immediately next to each other, has a base section (256) of quadratic geometry, and in that the shaped projection (258) extending from the bottom surface of the base section has a rectangular cross-section with rounded corners, in that the shaped projection passes through a through-opening (290) of the load-distributing plate (226, 304), and in that the load-distributing plate consists of two sections (292, 294, 306, 308), which join along a separating line that extends perpendicular to the longitudinal axis of the load-distributing plate, the separating line intersecting the through-opening at its center. 21. Arrangement of claim 1, characterized in that the resilient first intermediate layer (250, 312) is formed in two pieces and has a separating line with a path that coincides with the path of the separating line between the sections (292, 294, 306, 308) of the load-distributing plate (226, 304). 22. Arrangement of claim 1, characterized in that the support is a concrete tie. 23. Arrangement of claim 1, characterized in that the support is a ribbed plate. 24. Arrangement of claim 1, characterized in that the second intermediate layer is formed of a hard plastic. 25. Arrangement of claim 1, characterized in that when the holding element (26, 28, 106, 108, 236, 254, 322) is fastened, a disc-shaped element (96, 198) through which the screw element passes, supports itself frictionally upon a third support surface (98), which faces away from the support.