CN204000468U - A kind of railway solidifies sealing railway roadbed - Google Patents
A kind of railway solidifies sealing railway roadbed Download PDFInfo
- Publication number
- CN204000468U CN204000468U CN201420455142.2U CN201420455142U CN204000468U CN 204000468 U CN204000468 U CN 204000468U CN 201420455142 U CN201420455142 U CN 201420455142U CN 204000468 U CN204000468 U CN 204000468U
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- railway
- railway roadbed
- roadbed
- ballast
- gear quarrel
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Abstract
The utility model relates to a kind of railway and solidifies sealing railway roadbed, it comprises the gear quarrel wall that is separately positioned on railway ballast both sides, the anti-crack concrete layer that is located at the packing material in railway roadbed and is arranged on railway roadbed top, in gear quarrel wall bottom, 37 lime earth bed course is set, between railway roadbed top and railway roadbed top and each side of sleeper, elaxtic seal is set, the utility model gear quarrel wall is convenient to make railway roadbed ballast to form firm integral body, and be convenient to clear up, the material that handling are transported, the ballast sealing of rail track, both guaranteed that railway roadbed was firm, can guarantee again can not become scattered about again on ballast by the material of railway transportation, be convenient to transportation simultaneously, in cargo handling process, become scattered about the material cleaning on rail track, cut the waste, guarantee sanitation of environment.
Description
Technical field
The utility model relates to a kind of railway and solidifies sealing railway roadbed, belongs to Railway Transport Industry.
Background technology
The railway lines such as current rail yard, goods yard, power plant are mostly on roadbed lays stone ballast aggregate, repaves sleeper and steel-rail structure.Owing to there being space between ballast aggregate, especially unload seam, when on car, granule materials unloads, have within many materials fall into ballast aggregate, cannot clear up, not only form waste greatly, also cause ballast aggregate to pollute, affect circuit and stablize.For this reason, the coal yard special purpose railroad having is at present directly railway roadbed to be made to concrete, but it is not owing to there is no ballast, and railway roadbed has lost elasticity, has affected the steady of vehicle pass-through, and very easily causes the damage of rail and wheel.
Along with the progress of high ferro technology, solid concrete roabed technology is applied unloading in seam, as the solid concrete roabed technology that seam has adopted high ferro is unloaded by newly-built Cao Fei pasture coal wharf.But the solid concrete roabed that adopts high ferro technical transform and come, construction technical requirement is high, invests hugely, for goods yard, the field of stand, the power plant industrial siding such as unload coal, with respect to its travelling speed, belongs to waste.For the rail yard having built up, goods yard, power plant's industrial siding, transformation could be constructed after circuit complete removal need to being cleaned out, and construction period is very long, invests hugely, and this will have a strong impact on normal production and transport order.
Utility model content
Technical problem to be solved in the utility model is to provide and a kind ofly guaranteeing, under the stable condition of circuit, railway roadbed to be solidified to sealing, makes railway roadbed smooth surface, and the railway of railroad ballast sealing solidifies sealing railway roadbed.
The utility model adopts following technical scheme:
The utility model comprises the gear quarrel wall that is separately positioned on railway ballast both sides, the anti-crack concrete layer that is located at the packing material in railway roadbed and is arranged on railway roadbed top, in described gear quarrel wall bottom, 37 lime earth bed course is set, between described railway roadbed top and railway roadbed top and each side of sleeper, elaxtic seal is set, described railway roadbed packing material is ballast aggregate glue, bituminous concrete or CA mortar, described anti-crack concrete layer thickness is 8-15cm, described anti-crack concrete layer upper surface is P apart from the distance of rail bottom surface, the height of described P is 8-10 cm, the upper end face of described anti-crack concrete layer is higher than end face on gear quarrel wall.
Gear quarrel wall underground height described in the utility model is 30-60cm; On ground, be highly 50-80cm; End face width is 15-30cm; Described gear quarrel wall cross section is trapezoidal, and its side adjacent with railway roadbed is vertical plane, and its opposite side is inclined-plane, and the angle β of described inclined-plane and horizontal plane is 50-70 ゜, and on described gear quarrel wall, the distance of end face and rail bottom surface is L, and described L is 10-12cm; On gear quarrel wall, shrinkage joint and drain hole are set.
Anti-crack concrete layer described in the utility model mind-set railway roadbed both sides from railroad track reduce, and the gradient of reduction is 2%-5%.
Between the adjacent described shrinkage joint of the utility model, distance is 20-30m, and the width at shrinkage joint is 5-10mm, and pitch spunyarn is set in shrinkage joint.
Drain hole described in the utility model is low inside and high outside setting by keeping off the side direction outside that is cut within the walls, and the gradient of described drain hole is 2%-5%, and the height on distance of center circle ground is 9-15cm outside drain hole, and the diameter of bore of described drain hole is 40-60mm.
Anti-crack concrete layer described in the utility model is that steel fibre and ordinary concrete mix.
Elaxtic seal described in the utility model is SBS modified asphalt waterproof coiled material.
The thickness of 37 lime earth bed course described in the utility model is 20-30cm.
The utility model good effect is as follows:
The utility model gear quarrel wall is convenient to make railway roadbed ballast to form firm integral body, and be convenient to cleaning, the material that transports of handling, the ballast sealing of rail track, both guaranteed that railway roadbed was firm, can guarantee again can not become scattered about again on ballast by the material of railway transportation, be convenient to, by the material cleaning becoming scattered about in transportation, cargo handling process on rail track, cut the waste simultaneously, guarantee sanitation of environment.In railway roadbed, packing material is as ballast aggregate glue, bituminous concrete or CA mortar etc., to guarantee that ballast is firm, forever vehicle is current, elaxtic seal is set between railway roadbed top and railway roadbed top and each side of sleeper and does flexible spacer as SBS modified asphalt waterproof coiled material etc., the impact of the vibrations activity of sleeper on end face closed concrete layer while reducing vehicle pass-through prevents having while building anti-crack concrete concrete and slurries to immerse sleeper bottom follow-up simultaneously.Pitch spunyarn is as the packing material at shrinkage joint, and it is simple that it has construction, and it is convenient to fill, and water-tight performance is good; Between sleeper, build anti-crack concrete, make roadbed become smooth surface, while effectively guaranteeing that railroad train loads and unloads granular goods, avoid the material being scattered to invade in railroad ballast, the pellet being simultaneously scattered is also convenient to cleaning.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model structural representation;
Accompanying drawing 2 is the utility model gear quarrel wall construction schematic diagram;
Accompanying drawing 3 is the structural representation between the utility model anti-crack concrete layer and sleeper.
In the accompanying drawings: 1 gear quarrel wall, 2 anti-crack concrete layers, 3 packing materials, 4 elaxtic seals, 5 sleepers, 6 railway roadbeds, 7 rails, 8 drain holes, 9 37 lime earth bed courses, 10 ground, 11 shrinkage joint, 12 pitch spunyarns.
The specific embodiment
As shown in accompanying drawing 1,2,3, the utility model comprises and is separately positioned on the gear quarrel wall 1 of railway ballast 6 both sides, the anti-crack concrete layer 2 that is located at the packing material 3 in railway roadbed 6 and is arranged on railway roadbed 6 tops; In described gear quarrel wall 1 bottom, 37 lime earth bed course 9 is set, the thickness of described 37 lime earth bed course 9 is 20-30cm, and the best is 30cm; Between described railway roadbed 6 tops and railway roadbed 6 tops and sleeper 5 each sides, elaxtic seal 4 is set, elaxtic seal 4 is SBS modified asphalt waterproof coiled material, SBS modified asphalt waterproof coiled material has good resistance to elevated temperatures, can in the temperature range of+100 ℃ of degree, use at-25 ℃, there are higher elasticity and fatigue durability and up to 1500% elongation rate and stronger puncture-resistant ability, tear-resistant ability, are applicable to using in waterproofing that distortion and vibration are larger; Described packing material 3 is ballast aggregate glue, bituminous concrete or CA mortar; Described anti-crack concrete layer 2 mixes for steel fibre and ordinary concrete, the anti-crack concrete layer 2 that steel fibre and ordinary concrete mix can significantly improve tensile strength, flexural strength and the fatigue resistance of anti-crack concrete, in pavement engineering, apply obviously thickness thinning, improve pavement performance; Described anti-crack concrete layer 2 thickness are 8-15cm, and the best is 9 cm; Described anti-crack concrete layer 2 upper surface are P apart from the height of rail 7 bottom surfaces, described P is 8-10 cm, and the best is 10cm, and the upper end face of described anti-crack concrete layer 2 is higher than end face 1-2cm on gear quarrel wall 1, the best is 2cm, and such height is convenient to remove leftover materials and foreign material; Described anti-crack concrete layer 2 mind-set railway roadbed 6 both sides from railroad track reduce, and the gradient of reduction is 2%-5%, and the best is 2%, can prevent ponding on anti-crack concrete layer 2 like this; The height of described gear quarrel wall 1 under ground 10 is 30-60cm, and the best is 30 cm, and the height on ground 10 is 50-80cm, and the best is 60 cm, and end face width is 15-30cm, and the best is 20 cm; Described gear quarrel wall 1 cross section is trapezoidal, and its side adjacent with railway roadbed 6 is vertical plane, and its opposite side is inclined-plane, and the angle β of described inclined-plane and horizontal plane is 50-70 ゜, and the best is 70 ゜; On described gear quarrel wall 1, end face is L apart from rail 7 bottom surface height, described L 10-12cm, and the best is 12cm; On gear quarrel wall 1, shrinkage joint 11 and drain hole 8 are set; Between adjacent described shrinkage joint 11, distance is 20-30m, and the best is 25m; The width at shrinkage joint 11 is 5-10mm, and the best is 10 mm, and at shrinkage joint, the 11 interior materials that arrange are pitch spunyarn 12, and pitch spunyarn 12 is as the packing material at shrinkage joint 11, and it is simple that it has construction, and it is convenient to fill, and water-tight performance is good; Described drain hole 8 is low inside and high outside setting laterally by gear quarrel wall 1 inner side, and the gradient of described drain hole 8 is 2%-5%, and the best is 2%, the vertical distance on drain hole 8 distance of center circle ground, outside 10 is 9-15m, the best is 10cm, and the diameter of bore of described drain hole 8 is 40-60mm, and the best is 50 mm.
As shown in accompanying drawing 1,2,3, the utility model railway solidifies the method employing following steps that sealing railway roadbed solidifies sealing:
One, ballast cleaning: first the interior impurity of railway roadbed 6 is removed totally, supplemented or removing the ballast;
Two, build gear quarrel wall by laying bricks or stones: along railway ballast 6 place, toe ground, both sides excavation foundation ditches, by compacting at the bottom of foundation ditch, beat 20-30 cm 37 lime earth bed course, formwork supporting plate on cushion lime, downline road trend is built the gear quarrel wall 1 of steel concrete, and on described gear quarrel wall 1, end face is 10-12cm apart from rail 7 bottom surface height L; On gear quarrel wall 1, shrinkage joint 11 and drain hole 8 are set;
Three, railway roadbed is made firm by ramming: repeatedly make, mend the ballast aggregate in railway roadbed 6 firm by ramming quarrel, compacting, and to the interior immersion ballast aggregate of railway roadbed 6 glue, bituminous concrete or CA mortar, the interior ballast aggregate hole of railway roadbed 6 is tamped;
Four, railway roadbed sealing is solidified: between railway roadbed 6 tops and railway roadbed 6 tops and sleeper 5 each sides, elaxtic seal 4 is set, then at railway roadbed 6 tops, builds anti-crack concrete layer 2, described anti-crack concrete layer 2 top are smooth surface.
The utility model gear quarrel wall 1 is convenient to make railway roadbed ballast to form firm integral body, and be convenient to cleaning, the material that transports of handling, the ballast sealing of rail track, both guaranteed that railway roadbed was firm, can guarantee again can not become scattered about again on ballast by the material of railway transportation, be convenient to, by the material cleaning becoming scattered about in transportation, cargo handling process on rail track, cut the waste simultaneously, guarantee sanitation of environment.At the interior packing material of railway roadbed 6, be ballast aggregate glue, bituminous concrete or CA mortar etc., to guarantee that ballast is firm, forever vehicle is current, elaxtic seal 4 is set between railway roadbed 6 tops and railway roadbed 6 tops and sleeper 5 each sides and does flexible spacer as SBS modified asphalt waterproof coiled material etc., the impact of the vibrations activity of sleeper on end face closed concrete layer while reducing vehicle pass-through, prevent having while building anti-crack concrete concrete slurry to immerse sleeper bottom follow-up simultaneously, between sleeper, build anti-crack concrete, make roadbed become smooth surface, while effectively guaranteeing that railroad train loads and unloads granular goods, avoid the material being scattered to invade in railroad ballast, the pellet being simultaneously scattered is also convenient to cleaning.
Claims (8)
1. a railway solidifies sealing railway roadbed, it is characterized in that it comprises the gear quarrel wall (1) that is separately positioned on railway ballast (6) both sides, be located at the packing material (3) in railway roadbed (6) and the anti-crack concrete layer (2) that is arranged on railway roadbed (6) top, in described gear quarrel wall (1) bottom, 37 lime earth bed course (9) is set, between described railway roadbed (6) top and railway roadbed (6) top and each side of sleeper (5), elaxtic seal (4) is set, described packing material (3) is ballast aggregate glue, bituminous concrete or CA mortar, described anti-crack concrete layer (2) thickness is 8-15cm, described anti-crack concrete layer (2) upper surface is P apart from the distance of rail (7) bottom surface, the height of described P is 8-10 cm, the upper end face of described anti-crack concrete layer (2) is higher than the upper end face of gear quarrel wall (1).
2. a kind of railway according to claim 1 solidifies sealing railway roadbed, it is characterized in that described gear quarrel wall (1) underground height is 30-60cm; On ground, be highly 50-80cm; End face width is 15-30cm; Described gear quarrel wall (1) cross section is trapezoidal, its side adjacent with railway roadbed (6) is vertical plane, and its opposite side is inclined-plane, and the angle β of described inclined-plane and horizontal plane is 50-70 ゜, the distance of the upper end face of described gear quarrel wall (1) and rail (7) bottom surface is L, and described L is 10-12cm; On gear quarrel wall (1), shrinkage joint (11) and drain hole (8) are set.
3. a kind of railway according to claim 1 solidifies sealing railway roadbed, it is characterized in that described anti-crack concrete layer (2) mind-set railway roadbed (6) both sides from railroad track reduce, and the gradient of reduction is 2%-5%.
4. a kind of railway according to claim 2 solidifies sealing railway roadbed, it is characterized in that the distance between adjacent described shrinkage joint (11) is 20-30m, and the width of shrinkage joint (11) is 5-10mm, and pitch spunyarn (12) is set in shrinkage joint (11).
5. a kind of railway according to claim 2 solidifies sealing railway roadbed, it is characterized in that described drain hole (8) is low inside and high outside setting laterally by gear quarrel wall (1) inner side, the gradient of described drain hole (8) is 2%-5%, the height on drain hole (8) distance of center circle ground, outside (10) is 9-15cm, and the diameter of bore of described drain hole (8) is 40-60mm.
6. according to a kind of railway described in claim 1,2 or 3, solidify sealing railway roadbed, it is characterized in that described anti-crack concrete layer (2) mixes for steel fibre and ordinary concrete.
7. according to a kind of railway described in claim 1,2 or 4, solidify sealing railway roadbed, it is characterized in that described elaxtic seal (4) is SBS modified asphalt waterproof coiled material.
8. a kind of railway according to claim 1 solidifies sealing railway roadbed, and the thickness that it is characterized in that described 37 lime earth bed course (9) is 20-30cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420455142.2U CN204000468U (en) | 2014-08-13 | 2014-08-13 | A kind of railway solidifies sealing railway roadbed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420455142.2U CN204000468U (en) | 2014-08-13 | 2014-08-13 | A kind of railway solidifies sealing railway roadbed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204000468U true CN204000468U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420455142.2U Expired - Fee Related CN204000468U (en) | 2014-08-13 | 2014-08-13 | A kind of railway solidifies sealing railway roadbed |
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| Country | Link |
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| CN (1) | CN204000468U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106638165A (en) * | 2016-11-09 | 2017-05-10 | 中铁局集团天津建设工程有限公司 | Railroad curve track and construction method thereof |
-
2014
- 2014-08-13 CN CN201420455142.2U patent/CN204000468U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106638165A (en) * | 2016-11-09 | 2017-05-10 | 中铁局集团天津建设工程有限公司 | Railroad curve track and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20180813 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |