CN113417173B - Track structure suitable for super-high-speed train - Google Patents
Track structure suitable for super-high-speed train Download PDFInfo
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- CN113417173B CN113417173B CN202110890823.6A CN202110890823A CN113417173B CN 113417173 B CN113417173 B CN 113417173B CN 202110890823 A CN202110890823 A CN 202110890823A CN 113417173 B CN113417173 B CN 113417173B
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- Prior art keywords
- track
- supporting seat
- fixed
- sleeper
- structure suitable
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B9/00—Fastening rails on sleepers, or the like
- E01B9/02—Fastening rails, tie-plates, or chairs directly on sleepers or foundations; Means therefor
- E01B9/32—Fastening on steel sleepers with clamp members
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Railway Tracks (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention discloses a track structure suitable for an ultra-high-speed train. The track structure for the ultra-high-speed train comprises a track assembly, a sleeper and a track bed, wherein the track assembly is fixed on the sleeper, and the sleeper is fixed on the track bed through a fixing assembly; the track subassembly includes track, first supporting seat, second supporting seat, cushion and briquetting, the track passes through the briquetting to be fixed on the cushion, first supporting seat and second supporting seat symmetrical pressure are established on the track, first supporting seat and second supporting seat pass through the briquetting to be fixed on the cushion, the accessory wheel activity space has between track and the second supporting seat. The invention is suitable for the track structure of the ultra-high speed train, and the running track of the train can not be loosened, and has good stability.
Description
Technical Field
The invention relates to the technical field of tracks, in particular to a track structure suitable for an ultra-high-speed train.
Background
The conventional track is fixed by using a pressing block in the forward and backward directions, and the method is that one end of the pressing block is pressed on a track main body, and the other end of the pressing block is in threaded connection with a track cushion block through a fixing bolt.
Disclosure of Invention
The invention aims to provide a track structure which is better in stability and suitable for an ultra-high-speed train.
To solve the above problems, the present invention provides a track structure suitable for an ultra high speed train,
the track structure for the ultra-high-speed train comprises a track assembly, a sleeper and a track bed, wherein the track assembly is fixed on the sleeper, and the sleeper is fixed on the track bed through a fixing assembly; the track subassembly includes track, first supporting seat, second supporting seat, cushion and briquetting, the track passes through the briquetting to be fixed on the cushion, first supporting seat and second supporting seat symmetrical pressure are established on the track, first supporting seat and second supporting seat pass through the briquetting to be fixed on the cushion, the accessory wheel activity space has between track and the second supporting seat.
Furthermore, the cushion block is provided with a limiting protrusion and an installation protrusion, the limiting protrusion is used for limiting the installation positions of the track, the first supporting seat and the second supporting seat, and the installation protrusion is used for being connected with the pressing block.
Further, the top of the mounting protrusion is concave downwards, and the bottom of the pressing block is convex downwards.
Further, the track comprises a steel rail and fixing blocks, and the fixing blocks are fixed on two sides of the steel rail.
Furthermore, the first supporting seat comprises two first fixing plates, and the two first fixing plates are connected through a first supporting body.
Furthermore, the second supporting seat comprises two second fixing plates, and the two second fixing plates are connected through a second supporting body.
Furthermore, fixed subassembly includes adjusting screw and regulation seat, and two regulation seat symmetries are established in the both sides of sleeper, are equipped with the regulation hole on the regulation seat, and adjusting screw establishes in the regulation hole and wears to establish on the sleeper.
Further, the sleeper is made of steel, the sleeper is provided with a filling cavity, and concrete is poured in the filling cavity.
Further, still include and say that press from both sides the mechanism, it includes first clamp splice and second clamp splice to say that press from both sides the mechanism, first clamp splice is fixed with the second clamp splice and forms fixed chamber, the track is fixed in fixed intracavity, and first clamp splice still is fixed with the track.
The rail structure suitable for the ultra-high-speed train can effectively resist the upward pull force generated by the ultra-high-speed train and is provided with the first supporting seat and the second supporting seat on two sides of the rail respectively, so that more supports are provided for the steel rail, and the stability of the rail is improved; first supporting seat and second supporting seat pass through on the briquetting fixed cushion, can effectually avoid causing the damage to the sleeper.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of the track structure of the present invention, which is suitable for an ultra-high speed train.
Fig. 2 is a schematic structural view of a track assembly.
Fig. 3 is a front view of the track assembly.
Figure 4 is a top view of the track assembly.
Fig. 5 is a schematic view of the structure of the spacer.
Fig. 6 is a schematic view of the structure of the track.
Fig. 7 is a schematic structural view of the first support base.
Fig. 8 is a sectional view of the first support base.
Fig. 9 is a schematic structural view of the second support seat.
Fig. 10 is a sectional view of the second support seat.
Fig. 11 is a schematic structural view of another embodiment of a track.
Fig. 12 is a schematic structural view of another embodiment of a track.
Fig. 13 is a schematic structural view of another embodiment of a track.
Fig. 14 is a schematic structural view of another embodiment of a track.
FIG. 15 is a schematic view of the mechanism for connecting the tie to the track bed.
Fig. 16 is a schematic view of the structure of the adjustment seat.
Figure 17 is a schematic view of the structure of the track bed.
Fig. 18 is a front view of another embodiment of a tie.
Fig. 19 is a top view of the tie of fig. 18.
Fig. 20 is a schematic structural view of the track clamp mechanism.
Fig. 21 is a sectional view of the track clamp mechanism.
FIG. 22 is a schematic structural view of another embodiment of the track clamp mechanism.
The track assembly 100, the track 1, the steel rail 11, the fixing block 12, the inclined plane 111, the weight reduction cavity 112, the bump 14, the first supporting seat 2, the first fixing plate 21, the inclined plane 211, the first supporting body 22, the second supporting seat 3, the second fixing plate 31, the inclined plane 311, the second supporting body 32, the cushion block 4, the limiting protrusion 41, the mounting protrusion 42, the pressing block 5, the bolt 6, the auxiliary wheel 7, the sleeper 8, the traction hole 82, the shaft hole 83, the screw hole 84, the through hole 85, the side hole 86, the ballast 9, the ballast 91, the adjusting seat 921, the adjusting screw 922, the adjusting wheel 923, the groove 9211, the drain hole 93, the track clamp mechanism 200, the first clamp block 201, the second clamp block 202, and the reinforcing rib 2012
Detailed Description
The invention will be further explained with reference to the drawings.
Example 1
As shown in fig. 1 to 4, the preferred embodiment of the track structure of the present invention, which is suitable for ultra-high speed trains, includes a track assembly 100, sleepers 8, and a track bed 9. The track assembly 100 is fixed on a sleeper 8, the sleeper 8 is fixed on a track bed 9 through a fixing assembly 92, the middle of the track bed 9 is sunken to form a bearing cavity, and the bearing cavity is used for filling a railway ballast 91.
As shown in fig. 5, a plurality of limiting protrusions 41 and a plurality of mounting protrusions 42 are arranged on the pad 4, and the limiting protrusions 41 are used for limiting the mounting positions of the track 1, the first support seat 2 and the second support seat 3, so that the track 1, the first support seat 2 and the second support seat 3 can not move laterally. The top of the mounting protrusion 42 is recessed downwards, the bottom of the pressing block 5 is raised downwards, and the pressing block 5 can be better limited not to move transversely due to the cooperation of the protrusion and the recess.
As shown in fig. 6, the track 1 includes a steel rail 11 and fixing blocks 12, and the fixing blocks 12 are fixed on both sides of the steel rail 11. The steel rail 11 is used for running of an ultra-high speed train. The fixing block 12 is used for fixing the first support seat 2 or the second support seat 3. The fixing blocks 12 on each side of the steel rail 11 are arranged according to requirements, and may be one or two (as shown in fig. 11 and 12). The lower extreme of rail 11 has the inclined plane 111 of symmetry setting, and rail 11 is at the vibration in-process because the effect of inclined plane 111, leads to first supporting seat 2 and second supporting seat 3 to keep being connected with rail 11 all the time, and the first supporting seat 2 of maintenance that can be better and second supporting seat 3 are connected with rail 11, makes it connect more firmly, further strengthened track 1's stability. In other embodiments, a weight-reducing cavity 112 (as shown in fig. 13 and 14) may be further disposed in the middle of the rail 11 to reduce the weight of the rail 11 while ensuring the strength of the rail 11.
As shown in fig. 7 and 8, the first supporting seat 2 includes two first fixing plates 21 and a first supporting body 22, the two first fixing plates 21 are connected through the first supporting body 22, fixing holes are formed in the first fixing plates 21, fixing holes are formed in the fixing blocks 12 of the track 1, and bolts 6 are arranged in the fixing holes to connect the first fixing plates 21 and the fixing blocks 12. The first fixing plate 21 is provided with an inclined surface 211, and the inclined surface 211 is used for matching with the inclined surface 111 on the steel rail 11, so that the first fixing plate can be better matched with the steel rail 11. First supporter 22 has the inclined plane 221 that the symmetry set up, briquetting 5 is pressed and is established on inclined plane 221, because the effect of inclined plane 221 in the vibration process, results in being located the briquetting 5 of first supporter 22 both sides and can keep being connected with first supporter 22 all the time, and the connection of keeping briquetting 5 and first supporting seat 2 that can be better makes it connect more firmly, has ensured the stability of first supporter 22.
As shown in fig. 9 and 10, the second support 3 includes two second fixing plates 31 and two second supporting bodies 32, the two second fixing plates 31 are connected by the second supporting bodies 32, fixing holes are formed in the second fixing plates 31, fixing holes are formed in the fixing blocks 12 of the rail 1, and bolts 6 are arranged in the fixing holes to connect the second fixing plates 31 and the fixing blocks 12. The second fixing plate 31 is provided with an inclined surface 311 for matching with the inclined surface 111 of the rail 11, and can be better matched with the rail 11. The second supporting body 32 is provided with the inclined planes 321 which are symmetrically arranged, the pressing blocks 5 are pressed on the inclined planes 321, and the pressing blocks 5 positioned on two sides of the second supporting body 32 can be always kept connected with the second supporting body 32 under the action of the inclined planes 321 in the vibration process, so that the connection between the pressing blocks 5 and the second supporting seat 3 can be better kept, the connection is firmer, and the stability of the second supporting body 32 is guaranteed.
As shown in fig. 15 and 16, the fixing assembly 92 includes two adjusting seats 921 and an adjusting screw 922, the two adjusting seats 921 are symmetrically arranged on two sides of the sleeper 8, and the adjusting seats 921 are fixed on the track bed 9 through bolts 6, so that the longitudinal movement of the sleeper 8 can be effectively limited, that is, the movement of the sleeper 8 along the length direction of the track 1 can be limited. Each adjusting seat 921 is provided with an adjusting hole, and the adjusting screw 922 is arranged in the two adjusting holes and on the sleeper 8 in a penetrating manner to fix the sleeper 8 on the adjusting seat 921; when sleeper 8 receives upwards or downwards pulling force, when exceeding the fixed power of adjusting screw 922, the adjusting hole can cushion its pulling force, has avoided causing hard destruction to sleeper 8. Still be equipped with regulating wheel 923 on the adjusting screw 922, it is equipped with recess 9211 to adjust seat 921, regulating wheel 923 is located recess 9211, can increase area of contact.
As shown in fig. 17, the track bed 9 is provided with drainage holes 93 for draining rainwater.
According to the invention, the first supporting seat 2 and the second supporting seat 3 are respectively arranged on two sides of the track 1, so that more supports are provided for the steel rail 11, and the stability of the track 1 is improved. First supporting seat 2 and second supporting seat 3 can effectually avoid causing the damage to sleeper 8 on through briquetting 5 fixed cushion 4. And meanwhile, the cushion block 4 can limit the transverse displacement of the track 1. The track bed 9 is provided with a bearing cavity, and the bearing cavity is filled with railway ballast 92, so that the weight of the whole track structure is increased, and the upward pulling force generated by the ultra-high-speed train can be effectively resisted.
Example 2
This embodiment differs from embodiment 1 mainly in the structure of the sleeper 8. As shown in fig. 18 and 19, the sleeper 8 is made of steel, the sleeper 8 has a filling cavity, a traction hole 82, a shaft hole 83, a screw hole 84, a through hole 85 and a side hole 86, and concrete 81 is poured into the filling cavity to improve the durability of the sleeper 8, and the weight of the sleeper 8 is increased to increase the strength of the sleeper 8. Can move the sleeper on traction hole 82 through the couple, conveniently remove sleeper 8. The shaft hole 83 is used for mounting an adjusting bolt 922. The screw hole 84 is used for installing the bolt 6 for fixing the pressing block 5. The through-holes 85 are used for casting the concrete 81, and the side-holes 86 are used for discharging air when the concrete 81 is cast. In other embodiments, concrete may not be poured into the fill cavity to reduce the weight of the tie 8.
Example 3
The present embodiment is different from embodiment 1 or embodiment 2 mainly in that the present embodiment further includes a track clamp mechanism 200, and the track clamp mechanism 200 is used to connect two rails 1 to form a whole.
As shown in fig. 20 to fig. 22, the track clamp mechanism 200 includes a first clamp block 201 and a second clamp block 202, the first clamp block 201 is fixed to the second clamp block 202 by a bolt 6, the first clamp block 201 is fixed to the second clamp block 202 to form a fixing cavity, the track 1 is fixed in the fixing cavity, and the first clamp block 201 is further fixed to the track 1 by the bolt 6. The two ends of the top of the first clamping block 201 are bent downwards so as to reduce noise generated when the road wheels pass through the aisle clamp mechanism 200. The track 1 is provided with the convex block 14, the first clamping block 201 is fixed with the convex block 14, the structure of the track 1 is prevented from being damaged, and the strength of the track 1 is guaranteed. An avoiding cavity is formed in the first clamping block 201 and used for accommodating the protruding block 14, so that the first clamping block 201 can be in contact with the side face of the track 1, and the contact area is increased. In other embodiments, a reinforcing rib 2012 may be further disposed on the first clamping block 201 to enhance the strength of the first clamping block.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structures made by using the contents of the present specification and the drawings can be directly or indirectly applied to other related technical fields, and are within the scope of the present invention.
Claims (7)
1. The utility model provides a track structure suitable for hypervelocity train which characterized in that: the track assembly comprises a track assembly (100), sleepers (8) and a track bed (9), wherein the track assembly (100) is fixed on the sleepers (8), and the sleepers (8) are fixed on the track bed (9) through fixing assemblies; the track assembly (100) comprises a track (1), a first supporting seat (2), a second supporting seat (3), a cushion block (4) and a pressing block (5), wherein the track (1) is fixed on the cushion block (4) through the pressing block (5), the first supporting seat (2) and the second supporting seat (3) are symmetrically pressed on the track (1), the first supporting seat (2) and the second supporting seat (3) are fixed on the cushion block (4) through the pressing block (5), and an auxiliary wheel (7) moving space is arranged between the track (1) and the second supporting seat (3); the fixing assembly comprises adjusting screws (922) and adjusting seats (921), the two adjusting seats (921) are symmetrically arranged on two sides of the sleeper (8), adjusting holes are formed in the adjusting seats (921), and the adjusting screws (922) are arranged in the adjusting holes and penetrate through the sleeper (8); sleeper (8) adopt steel to make, sleeper (8) have and fill chamber, traction hole (82), shaft hole (83), screw (84), perforation (85) and side opening (86), it has the concrete to fill the intracavity pouring, it has concrete (81) to fill the intracavity pouring, traction hole (82) are used for the couple to articulate so that remove the sleeper, shaft hole (83) are used for installing adjusting bolt (922), screw (84) are used for installing bolt (6) of fixed briquetting (5), perforation (85) are used for pouring concrete (81), exhaust air when side opening (86) are used for pouring concrete (81).
2. Track (1) structure suitable for very high speed trains, according to claim 1, characterized in that: be equipped with spacing arch (41) and installation arch (42) on cushion (4), spacing arch (41) are used for injecing the mounted position of track (1), first supporting seat (2) and second supporting seat (3), installation arch (42) are used for being connected with briquetting (5).
3. Track (1) structure suitable for very high speed trains according to claim 2, characterized in that: the top of the mounting protrusion (42) is concave downwards, and the bottom of the pressing block (5) is convex downwards.
4. Track (1) structure suitable for very high speed trains, according to claim 1, characterized in that: the track (1) comprises a steel rail (11) and fixing blocks (12), wherein the fixing blocks (12) are fixed on two sides of the steel rail (11).
5. Track (1) structure suitable for very high speed trains, according to claim 1, characterized in that: the first supporting seat (2) comprises two first fixing plates (21), and the two first fixing plates (21) are connected through a first supporting body (22).
6. Track (1) structure suitable for very high speed trains, according to claim 1, characterized in that: the second supporting seat (3) comprises two second fixing plates (31), and the two second fixing plates (31) are connected through a second supporting body (32).
7. Track (1) structure suitable for very high speed trains according to claim 1, characterized in that: still include and say double-layered mechanism (200), it includes first clamp splice (201) and second clamp splice (202) to say double-layered mechanism (200), first clamp splice (201) are fixed and form fixed chamber with second clamp splice (202), track (1) is fixed at fixed intracavity, and first clamp splice (201) still is fixed with track (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110890823.6A CN113417173B (en) | 2021-08-04 | 2021-08-04 | Track structure suitable for super-high-speed train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110890823.6A CN113417173B (en) | 2021-08-04 | 2021-08-04 | Track structure suitable for super-high-speed train |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113417173A CN113417173A (en) | 2021-09-21 |
| CN113417173B true CN113417173B (en) | 2022-11-01 |
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| CN202110890823.6A Active CN113417173B (en) | 2021-08-04 | 2021-08-04 | Track structure suitable for super-high-speed train |
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