CN212316556U - Disconnect-type polyurethane sleeper combination unit - Google Patents
Disconnect-type polyurethane sleeper combination unit Download PDFInfo
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- CN212316556U CN212316556U CN202020139190.6U CN202020139190U CN212316556U CN 212316556 U CN212316556 U CN 212316556U CN 202020139190 U CN202020139190 U CN 202020139190U CN 212316556 U CN212316556 U CN 212316556U
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- sleeper
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- composite unit
- bed piece
- end section
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Abstract
The utility model relates to a disconnect-type polyurethane sleeper combination unit, which comprises a cushion layer, the filling layer, at least one first track bed piece sleeper composite unit, at least one second track bed piece sleeper composite unit, first rail and second rail, first track bed piece sleeper composite unit and second track bed piece sleeper composite unit one-to-one, first track bed piece sleeper composite unit and second track bed piece sleeper composite unit set up in the bed course upper surface, first rail sets up perpendicularly in first track bed piece sleeper composite unit upper surface, the second rail sets up perpendicularly in second track bed piece sleeper composite unit upper surface, the first track bed piece sleeper composite unit and the second track bed piece sleeper composite unit of correspondence can dismantle the connection between, the filling layer sets up in the bed course upper surface. Through the separated structure design, the sleeper unit can be detached from the center of the line and replaced, and the elasticity and rigidity of the track bed cannot change greatly along with the load of the train; the replacement operation is simple and convenient, and the sleeper is quickly replaced in the time of the skylight unit.
Description
Technical Field
The utility model relates to a track field especially relates to a sleeper unit.
Background
The elastic curing track bed track is a novel track structure in recent years, has the advantages of a ballast and ballastless track structure, and gradually becomes a solution for laying special sections of the ballast and ballastless track structures. The method has the advantages of strong lower foundation deformation adaptability and easy maintenance.
However, in the conventional assembled solidified track bed track structure, the sleeper and the track bed are integrated, and the track needs to be pulled or the sleeper needs to be replaced in a pulling mode when the lower foundation deforms, so that time and labor are wasted, and the track structure cannot adapt to the situation that the deformation of left and right steel rails is different.
A sleeper combined unit is needed to solve the problem that the sleeper combined unit cannot adapt to the condition that the deformation of left and right strand steel rails is different
Disclosure of Invention
The utility model relates to a solve among the prior art sleeper and railway roadbed and be a whole, need dial the rail or adopt the mode of taking out the trade sleeper to maintain when the lower part basis warp, not only waste time and energy, and can't adapt to about the different problem of strand rail deflection, provide a disconnect-type polyurethane sleeper modular unit, solved above-mentioned problem through the mode that adopts disconnect-type railway roadbed.
The utility model provides a separate polyurethane sleeper combined unit, which comprises a cushion layer, a filling layer, a first sleeper combined unit, a second sleeper combined unit, a first steel rail and a second steel rail, wherein the first sleeper combined unit consists of a plurality of longitudinally arranged first sleeper combined blocks, the second sleeper combined unit consists of a plurality of longitudinally arranged second sleeper combined blocks, the first sleeper combined unit and the second sleeper combined unit are arranged on the upper surface of the cushion layer, the first steel rail is arranged on the upper surface of the first sleeper combined unit, the second steel rail is arranged on the upper surface of the second sleeper combined unit, the corresponding first track bed block sleeper composite unit and the second track bed block sleeper composite unit are detachably connected through a connecting lock catch 7, and the filling layer is arranged on the upper surface of the cushion layer.
Separate original solidification railway roadbed piece sleeper composite unit into first railway roadbed piece sleeper composite unit and second railway roadbed piece sleeper composite unit, adopt rigidity articulated mode to connect, and then reach the purpose that can follow the circuit center and change, and can adopt the unit of different thickness under controlling the thigh rail, replace according to the demand.
A disconnect-type polyurethane sleeper combination unit, as preferred mode, first bed piece sleeper composite unit includes first solidification unit, first sleeper end festival and first connecting portion, first sleeper end festival sets up in first solidification unit upper surface, first connecting portion transversely set up in the side that first sleeper end festival is parallel with first rail.
A disconnect-type polyurethane sleeper combination unit, as preferred mode, second railway roadbed piece sleeper composite unit includes second solidification unit, second sleeper end section and second connecting portion, and the second sleeper end section sets up in second solidification unit upper surface, and the second connecting portion set up in the side surface that the second sleeper end section is closest to first sleeper end section.
A disconnect-type polyurethane sleeper combination unit, as preferred mode, first rail is connected through first fastener and the compound unit of first bed piece sleeper.
A disconnect-type polyurethane sleeper combination unit, as preferred mode, the second rail passes through the second fastener and is connected with the compound unit of second railway roadbed piece sleeper.
The first fastener and the second fastener are fixedly arranged on the sleeper and used for fixing the steel rail on the sleeper.
A disconnect-type polyurethane sleeper combination unit, as preferred mode, lower height in first sleeper end section upper surface and the second sleeper end section upper surface of filling layer height less than or equal to.
And sensors for monitoring the change of the line geometric linear and the train running dynamic parameters in real time are arranged on the first track bed block sleeper composite unit and the second track bed block sleeper composite unit.
A disconnect-type polyurethane sleeper combination unit, as preferred mode, first connecting portion include first benchmark board and first connecting plate, first benchmark board and first connecting plate are platelike structure, first benchmark board side sets up in first sleeper end festival side, first connecting plate side is connected to another relative side of first benchmark board, first connecting plate height is less than first benchmark board height, first connecting plate upper surface and first benchmark board upper surface are located the coplanar, first connecting plate middle part is provided with vertical through-hole.
A disconnect-type polyurethane sleeper combination unit, as preferred mode, the second connecting portion include second benchmark board and second connecting plate, second benchmark board and second connecting plate are platelike structure, second benchmark board side sets up in second sleeper end festival side, second connecting plate side is connected to the relative side of second benchmark board, second connecting plate height is less than second benchmark board height, second connecting plate upper surface and second benchmark board lower surface are located the coplanar, second connecting plate middle part is provided with vertical through-hole.
The utility model discloses the mounting means as follows:
s1, removing bulk ballast at the center of a line, sawing a first track block sleeper composite unit and a second track block sleeper composite unit to be replaced from the middle by using a disc saw, and extracting the first track block sleeper composite unit and the second track block sleeper composite unit from the center of the line;
s2, selecting a first track bed block sleeper composite unit and a second track bed block sleeper composite unit with proper thicknesses, and respectively placing the first track bed block sleeper composite unit and the second track bed block sleeper composite unit under a first steel rail and a second steel rail;
s3, fine line adjustment is carried out through an adjusting layer at the bottom of the prefabricated track bed unit block, so that the geometric dimension of the track meets the requirement;
s4, mounting a connecting fastener, and solidifying the left sleeper unit and the right sleeper unit;
and S5, debugging the intelligent sensor in the sleeper and monitoring in real time.
The utility model discloses beneficial effect as follows:
(1) the sleeper unit can be disassembled from the center of the line and replaced, and the elasticity and rigidity of the track bed cannot change greatly along with the load of the train;
(2) the replacement operation is simple and convenient, and the sleeper can be quickly replaced in the skylight unit time;
(3) because the phenomenon of settlement can appear in the sleeper, through the disconnect-type structure, thereby can realize that the unit size can match alone and deal with the uneven condition of left and right sleeper settlement under the left and right sleeper.
Drawings
FIG. 1 is a schematic cross-sectional view of a split polyurethane sleeper assembly;
fig. 2 is a schematic top view of a split polyurethane sleeper assembly:
FIG. 3 is a schematic view of a split polyurethane sleeper combination unit first track block sleeper composite unit;
FIG. 4 is a schematic diagram of a second track block sleeper composite unit of a split polyurethane sleeper composite unit;
FIG. 5 is a schematic view of a first connection portion of a split polyurethane sleeper assembly unit;
fig. 6 is a schematic view of a second connection portion of a split polyurethane sleeper combination unit.
Reference numerals:
1. a cushion layer; 2. a filling layer; 3. a first bed block sleeper composite unit; 31. a first curing unit; 32. a first sleeper end section; 33. a first connection portion; 4. a second track bed block sleeper composite unit; 41. a second curing unit; 42. a second sleeper end section; 43. a second connecting portion; 5. a first steel rail; 6. a second steel rail; 7. connecting a lock catch; 8. a first fastener; 9. and a second fastener.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example 1
As shown in fig. 1-2, a separate type polyurethane sleeper combined unit comprises a cushion layer 1, a filling layer 2, a first sleeper composite unit 3, a second sleeper composite unit 4, a first steel rail 5 and a second steel rail 6, wherein the first sleeper composite unit 3 is composed of a plurality of longitudinally arranged first sleeper composite blocks, the second sleeper composite unit 4 is composed of a plurality of longitudinally arranged second sleeper composite blocks, the first sleeper composite unit 3 and the second sleeper composite unit 4 are arranged on the upper surface of the cushion layer 1, the first steel rail 5 is arranged on the upper surface of the first sleeper composite unit 3, the second steel rail 6 is arranged on the upper surface of the second sleeper composite unit 4, and the corresponding first sleeper composite unit 3 and the corresponding second sleeper composite unit 4 are detachably connected through a connecting lock 7, the filling layer 2 is arranged on the upper surface of the cushion layer 1. The first rail 5 is connected to the first sleeper composite unit 3 by a first fastener 8. The second rail 6 is connected to the second track bed block sleeper composite unit 4 by a second clip 9.
Further, the cushion layer comprises self-compacting concrete, cement-emulsified asphalt mortar, epoxy resin mortar and/or ballast macadam as raw materials.
As shown in fig. 3, the first sleeper composite unit 3 includes a first curing unit 31, a first sleeper end section 32 and a first connecting portion 33, the first sleeper end section 32 is disposed on the upper surface of the first curing unit 31, and the first connecting portion 33 is transversely disposed on the side surface of the first sleeper end section 32 parallel to the first steel rail 5.
As shown in fig. 4, the second sleeper composite unit 4 includes a second curing unit 41, a second sleeper end section 42 and a second connecting portion 43, the second sleeper end section 42 is disposed on the upper surface of the second curing unit 41, and the second connecting portion 43 is disposed on the side surface of the second sleeper end section 42 closest to the first sleeper end section 32.
As shown in fig. 5, the first connection portion 33 includes a first reference plate 331 and a first connection plate 332, the first reference plate 331 and the first connection plate 332 are both plate-shaped structures, a side of the first reference plate 331 is disposed on a side of the first sleeper end section 32, another opposite side of the first reference plate 331 is connected to a side of the first connection plate 332, a height of the first connection plate 332 is smaller than a height of the first reference plate 331, an upper surface of the first connection plate 332 and an upper surface of the first reference plate 331 are located on the same plane, and a vertical through hole is disposed in a middle of the first connection plate 332.
As shown in fig. 6, the second connecting portion 43 includes a second reference plate 431 and a second connecting plate 432, both the second reference plate 431 and the second connecting plate 432 are of a plate-shaped structure, a side of the second reference plate 431 is disposed on the side of the second sleeper end section 42, the other opposite side of the second reference plate 431 is connected to a side of the second connecting plate 432, a height of the second connecting plate 432 is smaller than that of the second reference plate 431, an upper surface of the second connecting plate 432 and a lower surface of the second reference plate 431 are located on the same plane, and a vertical through hole is disposed in the middle of the second connecting plate 432.
The cross-sectional shapes of the first curing unit 31 and the second curing unit 41 perpendicular to the track laying direction are inverted trapezoids or rectangles.
The height of the infill layer 2 is less than or equal to the lower of the upper surface of the first tie end section 32 and the upper surface of the second tie end section 42.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. A disconnect-type polyurethane sleeper combination unit which characterized in that: including bed course (1), filling layer (2), first railway bed piece sleeper composite unit (3), second railway bed piece sleeper composite unit (4), first rail (5) and second rail (6), first railway bed piece sleeper composite unit (3) comprise a plurality of vertically arranged first railway bed piece sleeper composite blocks, second railway bed piece sleeper composite unit (4) comprise a plurality of vertically arranged second railway bed piece sleeper composite blocks, first railway bed piece sleeper composite unit (3) with second railway bed piece sleeper composite unit (4) set up in bed course (1) upper surface, first rail (5) set up in first railway bed piece sleeper composite unit (3) upper surface, second rail (6) set up in second railway bed piece sleeper composite unit (4) upper surface, corresponding first railway bed piece sleeper composite unit (3) with through connecting the lock between second railway bed piece sleeper composite unit (4) The button (7) is detachably connected, and the filling layer (2) is arranged on the upper surface of the cushion layer (1).
2. A split polyurethane sleeper combination unit as defined in claim 1 wherein: first track bed piece sleeper composite unit (3) include first solidification unit (31), first sleeper end section (32) and first connecting portion (33), first sleeper end section (32) set up in first solidification unit (31) upper surface, first connecting portion (33) transversely set up in first sleeper end section (32) with the parallel side of first rail (5).
3. A split polyurethane sleeper combination unit as defined in claim 2 wherein: the second railway roadbed block sleeper composite unit (4) comprises a second curing unit (41), a second sleeper end section (42) and a second connecting portion (43), wherein the second sleeper end section (42) is arranged on the upper surface of the second curing unit (41), and the second connecting portion (43) is arranged on the side surface of the first sleeper end section (32) where the second sleeper end section (42) is closest to.
4. A split polyurethane sleeper combination unit as defined in claim 1 wherein: the second steel rail (6) is connected with the second track bed block sleeper composite unit (4) through a second fastener (9).
5. A split polyurethane sleeper combination unit as defined in claim 3 wherein: the height of the filling layer (2) is less than or equal to the lower height of the upper surface of the first sleeper end section (32) and the upper surface of the second sleeper end section (42).
6. A split polyurethane sleeper combination unit as defined in claim 1 wherein: and the first track bed block sleeper composite unit (3) and the second track bed block sleeper composite unit (4) are provided with sensors for monitoring the change of the line geometric linear form and the train running power parameters in real time.
7. A split polyurethane sleeper combination unit as defined in claim 2 wherein: first connecting portion (33) include first benchmark board (331) and first connecting plate (332), first benchmark board (331) with first connecting plate (332) are platelike structure, first benchmark board (331) side sets up first sleeper end section (32) side, the relative side of first benchmark board (331) another is connected first connecting plate (332) side, first connecting plate (332) board height is less than first benchmark board (331) board height, first connecting plate (332) upper surface with first benchmark board (331) upper surface is located the coplanar, first connecting plate (332) middle part is provided with vertical through-hole.
8. A split polyurethane sleeper combination unit as defined in claim 3 wherein: the second connecting portion (43) comprises a second reference plate (431) and a second connecting plate (432), the second reference plate (431) and the second connecting plate (432) are both of plate-shaped structures, the side edge of the second reference plate (431) is arranged on the side surface of the second sleeper end section (42), the other opposite side edge of the second reference plate (431) is connected with the side edge of the second connecting plate (432), the plate height of the second connecting plate (432) is smaller than that of the second reference plate (431), the upper surface of the second connecting plate (432) and the lower surface of the second reference plate (431) are located on the same plane, and a vertical through hole is formed in the middle of the second connecting plate (432).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020139190.6U CN212316556U (en) | 2020-01-21 | 2020-01-21 | Disconnect-type polyurethane sleeper combination unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020139190.6U CN212316556U (en) | 2020-01-21 | 2020-01-21 | Disconnect-type polyurethane sleeper combination unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212316556U true CN212316556U (en) | 2021-01-08 |
Family
ID=74029946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020139190.6U Active CN212316556U (en) | 2020-01-21 | 2020-01-21 | Disconnect-type polyurethane sleeper combination unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212316556U (en) |
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2020
- 2020-01-21 CN CN202020139190.6U patent/CN212316556U/en active Active
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