CN217710120U - F-shaped rail and joint structure based on same - Google Patents
F-shaped rail and joint structure based on same Download PDFInfo
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- CN217710120U CN217710120U CN202221525389.8U CN202221525389U CN217710120U CN 217710120 U CN217710120 U CN 217710120U CN 202221525389 U CN202221525389 U CN 202221525389U CN 217710120 U CN217710120 U CN 217710120U
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Abstract
The utility model discloses a F type rail, sled board and rail face portion including interconnect, rail face portion is the type groove structure of falling U, rail face portion is equipped with epitaxial section along track length direction's at least one terminal surface, epitaxial section is the lower epitaxial section that obtains or the last epitaxial section that obtains by the outside extension of the terminal surface of the type groove outer wall of falling U outside extension of the section of extending of the terminal surface of falling U type inslot wall. The utility model also discloses a joint design based on F type rail. The utility model discloses a rail face portion of F type rail is equipped with epitaxial section or epitaxial section down along track length direction's at least one terminal surface, and when adjacent F type rail was connected, the joint design accessible of F type rail was gone up epitaxial section and is realized connecting with the one-by-one cooperation of epitaxial section down, and it is stronger to connect the commonality, and can guarantee the intercommunication of magnetic force line of maglev vehicle on the whole track, assurance train stability and comfort level that can be better.
Description
Technical Field
The utility model belongs to the track traffic field especially relates to a F type rail and joint design.
Background
At present, several typical joint types of magnetic suspension track panel joints are designed by adjusting track seams and are structurally designed by adopting a mode of dividing the track seams by methods such as two-track three-seam separation and the like. The track panel joint structure is widely applied and mature, and has the defects that track panel joints designed in different types need to be adopted when track seams are enlarged, the universality is not strong, and magnetic lines of force at the track seams are broken, so that the running stability and the comfort of a vehicle are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome not enough and the defect mentioned in the above background art, provide a commonality good, the not cracked F type rail of magnetic line of force and joint design based on F type rail. In order to solve the technical problem, the utility model provides a technical scheme does:
the utility model provides a F type rail, includes interconnect's skid plate and rail face portion (its two constitutes F type rail), rail face portion is the structure of falling U type groove, rail face portion is equipped with epitaxial section along track length direction's at least one terminal surface (meaning magnetic levitation track length direction or F type rail length direction promptly), epitaxial section is the last epitaxial section that obtains of extending of the terminal surface outside extension (meaning along track length direction extension) or extending (meaning along track length direction extension) outside the terminal surface by the outer wall of the falling U type groove by the lower epitaxial section that obtains of the terminal surface.
The utility model discloses in, above-mentioned skid plate is connected on the magnetism suspension track basis of lower part, and the rail face portion is used for cooperating with the magnetic levitation vehicle. The lower extension section can be obtained by directly extending the body material of the inner wall of the inverted U-shaped groove outwards or by adding the material on the inner wall of the inverted U-shaped groove externally, and the upper extension section can be obtained by directly extending the body material of the outer wall of the inverted U-shaped groove outwards or by adding the material on the outer wall of the inverted U-shaped groove externally. The boundary between the inner wall and the outer wall of the inverted U-shaped groove can be not clearly defined, the thickness of the inner wall and the thickness of the outer wall can also be not clearly defined, preferably, the sum of the thicknesses of the inner wall and the outer wall is the wall thickness of the inverted U-shaped groove, and the thicknesses of the inner wall and the outer wall are kept close to each other.
In the above F-shaped rail, preferably, two end faces of the rail surface portion along the length direction of the rail are both provided with an extension section, one of the extension sections is a lower extension section, and the other extension section is an upper extension section. The F-shaped rail with the structure can realize connection through the matching of the lower extension section and the upper extension section.
In the above-mentioned F type rail, it is preferred, the skid plate is close to along track length direction go up the one end terminal surface of epitaxial section with go up the terminal surface of epitaxial section (keeping away from promptly the one end of rail face portion, lower with) parallel and level, the skid plate is close to along track length direction down the one end terminal surface of epitaxial section with the terminal surface parallel and level in the U type groove of falling.
In the above F-shaped rail, preferably, two end faces of the rail surface portion along the rail length direction are both provided with an extension section, and the two extension sections are both lower extension sections. The F-shaped rail with the structure can be connected through the cooperation of the lower extension section and the upper extension section with the F-shaped rail with the other rail surface part, wherein the two end faces of the F-shaped rail are the upper extension sections.
In the above F-shaped rail, preferably, end surfaces of both ends of the skid plate along the length direction of the rail are flush with the end surface of the inverted U-shaped groove.
In the above F-shaped rail, preferably, two end faces of the rail surface portion along the rail length direction are both provided with an extension section, and the two extension sections are both upper extension sections. The F-shaped rail with the structure can be connected by matching the lower extension section with the upper extension section through the F-shaped rail with the other two end faces of the rail surface part which are the lower extension sections.
In the above F-shaped rail, preferably, end surfaces of both ends of the skid plate along the length direction of the rail are flush with the end surface of the upper extension section.
As a general technical concept, the utility model also provides a joint structure based on F type rail, including two first F type rails and second F type rails that set up adjacently along track length direction, the terminal surface punishment of the adjacent rail face portion of first F type rail and second F type rail is equipped with lower epitaxial section and upper epitaxial section respectively, lower epitaxial section and upper epitaxial section mutually support in order to realize the connection of first F type rail and second F type rail; the first and second F-shaped rails are the F-shaped rails described above. The first F-shaped rail and the second F-shaped rail are selected based on the fact that one of the adjacent end surfaces has a lower extension section, and the other end surface has an upper extension section, and the specific combination form can be unlimited, so that the connection of the first F-shaped rail and the second F-shaped rail is realized through the mutual matching of the lower extension section and the upper extension section.
Among the above-mentioned joint design, preferred, set up mutually supporting waist shape hole down on epitaxial section and the last section of extending, the length direction in waist shape hole is unanimous with track length direction, epitaxial section and last epitaxial section are through locating down connecting piece rigid coupling in the waist shape hole. The waist-shaped hole is preferably formed in the outer side surfaces of the upper extension section and the lower extension section, and the connecting piece is preferably a slidable bolt pin. The outer side surfaces of the F-shaped rails are fixedly connected by adopting slidable bolts and pins, so that the rigidity and the connection tightness of the F-shaped rails are improved.
In the above joint structure, preferably, the adjacent skid plates of the first F-shaped rail and the second F-shaped rail are connected by a magnetic levitation rail joint fastener. The structure of the magnetic suspension rail joint fastener can refer to JT-1 magnetic suspension rail joint fastener, wherein the lengths of the magnetic suspension rail joint fastener and the T-shaped support buckle plate can be adjusted according to the width of the rail gap.
Compared with the prior art, the utility model has the advantages of:
1. the utility model discloses a rail face portion of F type rail is equipped with epitaxial section or epitaxial section down along track length direction's at least one terminal surface, when adjacent F type rail is connected, epitaxial section and the cooperation of epitaxial section one on the one down are realized connecting on the joint design accessible of F type rail, the length of epitaxial section and epitaxial section down can be adjusted according to the rail seam width in joint department, separately undertake the rail seam of F type rail in joint department through two symmetrical rail seams, it is stronger to connect the commonality, can satisfy higher rail seam requirement.
2. The utility model discloses a joint design accessible of F type rail is gone up the extension section and is realized connecting with the cooperation of extension section one on the other down, can guarantee the intercommunication of maglev vehicle magnetic line of force on the whole track, assurance train stability and comfort level that can be better.
3. The utility model discloses a simple structure of joint design of F type rail and F type rail, the commonality is strong, has wide market perspective.
Drawings
In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the description below are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 shows an embodiment of an F-track based joint structure (the left side of the figure is an F-track with a lower extension section at the right end, and the right side is an F-track with an upper extension section at the left end, not shown in the figure).
Fig. 2 is a schematic structural diagram of an F-shaped rail with a lower extension section at the right end in the embodiment.
FIG. 3 is a schematic structural diagram of an F-shaped rail having an upper extension section at the left end in the embodiment.
Fig. 4 is a schematic structural diagram (top view) of a joint structure based on an F-shaped rail in an embodiment.
Figure 5 isbase:Sub>A cross-sectional view taken along planebase:Sub>A-base:Sub>A of figure 4.
Illustration of the drawings:
1. a skid plate; 2. a magnetic levitation track joint fastener; 3. a lower rail gap; 4. rail gap installation; 5. a waist-shaped hole; 6. a rail face portion; 8. a connecting member; 10. a lower epitaxial segment; 11. an upper epitaxial segment; 12. a first F-shaped rail; 13. a second F-shaped rail.
Detailed Description
To facilitate understanding of the present invention, the present invention will be described more fully and specifically with reference to the accompanying drawings and preferred embodiments, but the scope of the present invention is not limited to the specific embodiments described below.
Unless otherwise defined, all terms of art used hereinafter have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the present invention.
Unless otherwise specifically stated, various raw materials, reagents, instruments, equipment and the like used in the present invention are commercially available or can be prepared by an existing method.
Example 1:
as shown in fig. 2-3, the F-shaped rail of this embodiment includes a skid plate 1 and a rail surface portion 6 connected to each other, the rail surface portion 6 is an inverted U-shaped groove structure, at least one end surface of the rail surface portion 6 along the length direction of the rail is provided with an extension section, and the extension section is a lower extension section 10 (shown in fig. 2) extending from the inner wall of the inverted U-shaped groove to the outer end surface or an upper extension section 11 (shown in fig. 3) extending from the outer wall of the inverted U-shaped groove to the outer end surface.
Specifically, in this embodiment, the two end faces of the rail face portion 6 along the length direction of the rail are provided with extension sections, one of the extension sections is a lower extension section 10, and the other extension section is an upper extension section 11.
In this embodiment, an end surface of the skid plate 1, which is close to the upper extension section 11 along the length direction of the rail, is flush with an end surface of the upper extension section 11, and an end surface of the skid plate 1, which is close to the lower extension section 10 along the length direction of the rail, is flush with an end surface of the inverted U-shaped groove.
As shown in fig. 1, 4, and 5, the joint structure based on F-shaped rails of this embodiment includes two first F-shaped rails 12 and two second F-shaped rails 13 that are adjacently disposed along the length direction of the rail, where the end surfaces of the adjacent rail surface portions 6 of the first F-shaped rails 12 and the second F-shaped rails 13 are respectively provided with a lower extension section 10 and an upper extension section 11, and the lower extension section 10 and the upper extension section 11 cooperate with each other to achieve connection of the first F-shaped rails 12 and the second F-shaped rails 13. The first F-shaped rail 12 and the second F-shaped rail 13 are both the F-shaped rails, that is, one end is provided with a lower extension section 10, and the other end is provided with an upper extension section 11. In fig. 4, the broken line rail gap is the lower rail gap 3, and the solid line rail gap is the upper rail gap 4, that is, two rail gaps are formed at one joint, and the positions of the two rail gaps are different.
As shown in fig. 5, in this embodiment, the lower extension section 10 and the upper extension section 11 are provided with waist-shaped holes 5 that are matched with each other, the length direction of the waist-shaped hole 5 is the same as the length direction of the track, and the lower extension section 10 and the upper extension section 11 are fixedly connected through a connecting member 8 (for example, a slidable bolt and a pin) arranged in the waist-shaped hole 5.
In this embodiment, the first F-shaped track 12 and the second F-shaped track 13 are connected by a magnetic suspension track joint fastener 2 (refer to JT-1 magnetic suspension track joint fastener).
Example 2:
as shown in fig. 2-3, the F-shaped rail of this embodiment includes a skid plate 1 and a rail surface portion 6 connected to each other, the rail surface portion 6 is an inverted U-shaped groove structure, two end faces of the rail surface portion 6 along the length direction of the rail are both provided with an extension section, and the extension section is a lower extension section 10 (shown in fig. 2) extending from the inner wall of the inverted U-shaped groove to the outer end face or an upper extension section 11 (shown in fig. 3) extending from the outer wall of the inverted U-shaped groove to the outer end face.
Specifically, in this embodiment, the two end surfaces of the rail surface portion 6 along the length direction of the rail are provided with extension sections, and the two extension sections are lower extension sections 10. At this time, the end surfaces of the two ends of the skid plate 1 along the length direction of the rail are flush with the end surface of the inverted U-shaped groove.
Or specifically, in this embodiment, two end faces of the rail face portion 6 along the length direction of the rail are provided with extension sections, and the two extension sections are upper extension sections 11. At this time, the end surfaces of both ends of the skid plate 1 in the length direction of the rail are flush with the end surface of the upper extension section 11.
As shown in fig. 1, 4, and 5, the joint structure based on F-shaped rails of this embodiment includes two first F-shaped rails 12 and two second F-shaped rails 13 that are adjacently disposed along the length direction of the rail, where the end surfaces of the adjacent rail surface portions 6 of the first F-shaped rails 12 and the second F-shaped rails 13 are respectively provided with a lower extension section 10 and an upper extension section 11, and the lower extension section 10 and the upper extension section 11 cooperate with each other to realize the connection between the first F-shaped rails 12 and the second F-shaped rails 13; in this embodiment, both ends of the first F-shaped rail 12 are the lower extension sections 10, and both ends of the second F-shaped rail 13 are the upper extension sections 11.
Other structures in this embodiment can refer to embodiment 1.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a F type rail, includes interconnect's skid plate (1) and rail face portion (6), rail face portion (6) are the structure of falling U type groove, a serial communication port, at least one terminal surface of rail face portion (6) along track length direction is equipped with epitaxial section, epitaxial section is for extending extension lower epitaxial section (10) that obtain or extending last epitaxial section (11) that obtain outside the terminal surface by the outside extension of the terminal surface of falling U type inslot wall.
2. An F-shaped rail according to claim 1, wherein the two end faces of the rail face portion (6) along the length direction of the rail are provided with extension sections, and one extension section is a lower extension section (10), and the other extension section is an upper extension section (11).
3. The F-shaped rail according to claim 2, characterized in that one end face of the skid plate (1) close to the upper extension section (11) along the length direction of the rail is flush with the end face of the upper extension section (11), and one end face of the skid plate (1) close to the lower extension section (10) along the length direction of the rail is flush with the end face of the inverted U-shaped groove.
4. An F-shaped rail according to claim 1, wherein the two end faces of the rail face portion (6) along the length direction of the rail are provided with extension sections, and the two extension sections are lower extension sections (10).
5. F-shaped rail according to claim 4, characterized in that the end surfaces of the skid plate (1) in the length direction of the rail are flush with the end surfaces of the inverted U-shaped groove.
6. F-rail according to claim 1, wherein the rail face portion (6) is provided with an extension at both end faces along the length of the rail, and both extensions are upper extensions (11).
7. F-shaped rail according to claim 6, characterized in that the end surfaces of the skid plate (1) along the length direction of the rail are flush with the end surface of the upper extension section (11).
8. A joint structure based on an F-shaped rail is characterized by comprising a first F-shaped rail (12) and a second F-shaped rail (13) which are adjacently arranged along the length direction of a rail, wherein the end surfaces of adjacent rail surface parts (6) of the first F-shaped rail (12) and the second F-shaped rail (13) are respectively provided with a lower extension section (10) and an upper extension section (11), and the lower extension section (10) and the upper extension section (11) are mutually matched to realize the connection of the first F-shaped rail (12) and the second F-shaped rail (13);
-said first F-shaped rail (12) and said second F-shaped rail (13) are both F-shaped rails as defined in claim 2 or 3, or-said first F-shaped rail (12) is an F-shaped rail as defined in claim 4 or 5 and-said second F-shaped rail (13) is an F-shaped rail as defined in claim 6 or 7.
9. The joint structure according to claim 8, wherein the lower extension section (10) and the upper extension section (11) are provided with waist-shaped holes (5) which are matched with each other, the length direction of the waist-shaped hole (5) is consistent with the length direction of the track, and the lower extension section (10) and the upper extension section (11) are fixedly connected through a connecting piece (8) arranged in the waist-shaped hole (5).
10. The joint construction according to claim 8 or 9, c h a r a c t e r i z e d in that the adjacent skid plates (1) of the first and second F-rails (12, 13) are connected by means of a magnetic levitation track joint fastener (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221525389.8U CN217710120U (en) | 2022-06-17 | 2022-06-17 | F-shaped rail and joint structure based on same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221525389.8U CN217710120U (en) | 2022-06-17 | 2022-06-17 | F-shaped rail and joint structure based on same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217710120U true CN217710120U (en) | 2022-11-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221525389.8U Active CN217710120U (en) | 2022-06-17 | 2022-06-17 | F-shaped rail and joint structure based on same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217710120U (en) |
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2022
- 2022-06-17 CN CN202221525389.8U patent/CN217710120U/en active Active
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