CN202298365U - Ballastless track system - Google Patents
Ballastless track system Download PDFInfo
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- CN202298365U CN202298365U CN 201120324826 CN201120324826U CN202298365U CN 202298365 U CN202298365 U CN 202298365U CN 201120324826 CN201120324826 CN 201120324826 CN 201120324826 U CN201120324826 U CN 201120324826U CN 202298365 U CN202298365 U CN 202298365U
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- fragment orbit
- support rail
- track plate
- base
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Abstract
The utility model provides a ballastless track system which comprises a base (16), a track slab (12), a pouring layer (14), a connecting piece (13), two rows of track bearing platforms and steel tracks (10), wherein the track slab (12) is arranged above the base (16); the pouring layer (14) is arranged between the base (16) and the track slab (12); the pouring layer (14) is formed by filling dense concrete emulsified asphalt cement mortar or resin mortar, and the inside of the pouring layer (14) is of a steel bar structure; the first end of the connecting piece (13) extends into the track slab (12), and the second end of the connecting piece (13) extends into the pouring layer (14); the two rows of track bearing platforms (11 and 11') are arranged on the track slab (12) in parallel; and the steel tracks (10) are arranged on the track bearing platforms (11 and 11'). The ballastless track system has the advantages of high reliability, good durability, easiness in construction and maintenance.
Description
Technical field
The utility model relates to rail system, in particular to a kind of non-fragment orbit system.
Background technology
The structure of non-fragment orbit is with the characteristics of its high ride, high stability, high-durability and high reliability, and by the countries in the world high-speed railway is accepted, China Express Railway also extensively adopts the non-fragment orbit structure.At present, the non-fragment orbit structural shape is numerous both at home and abroad, generally speaking comprises unit and vertical even two kinds of structural systems.
The technical characterstic of the dissimilar non-fragment orbits of comparative analysis, the unit non-fragment orbit mainly comprises decks such as track plate, pouring layer and base, and the track plate adopts precast plate, and pouring layer and base are successively set on said track plate below.Wherein pouring layer directly influences bullet train and fast and safely moves as the critical structures layer of adjustment of non-fragment orbit structural elasticity and power transmission support.In existing non-fragment orbit structure; Track plate road along the line vertically is laid on the pouring layer top; During laying adjacent two blocks of track plates vertically between adopt circular convex retaining platform; After the adjustment of track plate is in place, filling asphalt mortar, bituminous mortar pouring layer between track plate and pouring layer, gap-filled resin mortar between track plate and circular convex retaining platform.This track plate unit is provided with, and structure-bearing and power transmission are clear and definite, and maintenanceability is strong; But its weak point is that the construction of convex retaining platform is loaded down with trivial details; In addition, after operation a period of time, the gap phenomenon can take place in track plate and asphalt mortar, bituminous mortar pouring layer at circuit; The longitudinal end of track plate is prone to produce warpage, and this causes adverse effect can for undoubtedly the durability of train smooth property, comfortableness and rail system.
Vertical linking-board type non-fragment orbit adopts the precast plate of the band precracking of polishing, vertically connects between plate, and the track laying precision is higher; But its syndeton is complicated, and environmental suitability and maintenanceability are relatively poor.The double-block type ballastless track structure is formed comparatively simple, road bed board cast in situs, and stronger with dissimilar fastener compliance, its construction cost is lower; But its concrete construction amount is bigger, and road bed board crackle is wayward.
In 50 years of researches and practice, China has gained most valuable experience at the aspects such as technical requirements of the structure design of non-fragment orbit, job practices, track foundation, lays the foundation for further developing the non-fragment orbit technology.
The utility model content
The non-fragment orbit system that the utility model aims to provide a kind of reliability height, good endurance, easy construction and is easy to safeguard.
To achieve these goals, the utility model provides a kind of non-fragment orbit system, comprising: base; The track plate is arranged on the base top; Pouring layer is arranged between base and the track plate, and pouring layer is filled by self-compacting concrete or cement emulsified asphalt mortar or resin mortar and formed, and, have first bar construction in the pouring layer; Two row support rail platforms are arranged on the track plate abreast; Rail is arranged on the support rail platform.
Further, the non-fragment orbit system is a block construction.
Further, arranging of first bar construction is netted for individual layer, and first bar construction is positioned at pouring layer along the middle part of short transverse or the position below the middle part.
Further, arranging of first bar construction is netted or for reinforcing cage for multilayer, and the median plane of first bar construction along pouring layer along short transverse is symmetrical set.
Further, the non-fragment orbit system of the utility model also comprises: connector, and first end of connector extends in the track plate, and second end of connector extends in the pouring layer; Connector and track plate are structure as a whole, and connector is the insulation material.
Further, the projection in the top plan view of rail of connector and rail is the coincidence of part at least, and the projection of connector in the top plan view of rail is positioned at the drop shadow spread of support rail platform in the top plan view of rail.
Further, the material of base is a concrete, and, have bar construction in the base.
Further, base has the position limiting structure that acts on pouring layer; Position limiting structure is a positive stop lug boss, and base is along having limited impression on the bearing of trend, and positive stop lug boss is that pouring layer is protruding to formation in the limited impression.
Further, the cross section of positive stop lug boss is rounded, on the annular surface of the limited impression of base, has cushion.
Further, the cross section of positive stop lug boss is a rectangle, vertical two opposite planar places of the limited impression of base or horizontal two opposite positions or around place, four sides cushion is set.
Further, the angle of cushion and horizontal direction is more than or equal to 45 ° and smaller or equal to 90 °.
Further, the thickness of cushion is more than or equal to 5mm and smaller or equal to 50mm.
Further, cushion is a double-decker, and the outer field material of cushion is rigid foam plate or cystosepiment, and the material of the internal layer of cushion is rubber or foam material or vulcanized rubber or resin.
Further, track plate and two row support rail platforms are structure as a whole, and wherein, the spacing between each the support rail platform in the row support rail platform is greater than the spacing between each the support rail platform in another row support rail platform.
Further, track plate and two row support rail platforms are structure as a whole, and wherein, on perpendicular to track plate direction, the height of a row support rail platform is higher than the height of another row support rail platform.
Further, track plate and two row support rail platforms are structure as a whole, and wherein, the gauge between a row support rail platform and another row support rail platform changes.
Use the technical scheme of the utility model, the non-fragment orbit system comprises: base, track plate, pouring layer, connector, two row support rail platform and rail.In said structure, the track plate is arranged on the base top; Pouring layer is arranged between base and the track plate, and pouring layer is filled by self-compacting concrete or cement emulsified asphalt mortar or resin mortar and formed, and, have first bar construction in the pouring layer; Two row rail are arranged on the support rail platform.
Track plate and LIFT connect as one, and form firm composite construction, have improved the globality of rail system, can satisfy the requirement of track to stationarity, comfortableness.Utilize self-compacting concrete or cement emulsified asphalt mortar or resin mortar to fill the formation pouring layer and make that the mechanical property of pouring layer and track plate is close as far as possible; Intensity is more or less the same and can adjusts the track plate; Like this, solved the easy gap phenomenon that takes place of pouring layer that prior art middle orbit plate and asphalt mortar, bituminous mortar form effectively, the longitudinal end of track plate is prone to produce the problem of warpage; Simultaneously; Utilize self-compacting concrete or cement emulsified asphalt mortar or resin mortar to fill the formation pouring layer and can simplify technology, be convenient to the Control Engineering quality, reduce pollution environment.First bar construction in the pouring layer can improve the mechanical characteristic of LIFT.Can draw from foregoing description, the reliability height of the non-fragment orbit system of the utility model, good endurance, be prone to construction and be easy to safeguard.
Description of drawings
The Figure of description that constitutes the application's a part is used to provide the further understanding to the utility model, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.In the accompanying drawings:
Fig. 1 shows the vertical section structure sketch map according to the non-fragment orbit system implementation example one of the utility model;
Fig. 2 shows the transversal profile sketch map of the non-fragment orbit system of Fig. 1;
Fig. 3 shows the partial enlarged drawing at A place among Fig. 2;
Fig. 4 shows the transversal profile structural representation according to the non-fragment orbit system implementation example two of the utility model;
Fig. 5 show Fig. 1 the sketch map of track plate of non-fragment orbit system; And
Fig. 6 shows the vertical section sketch map according to the non-fragment orbit system implementation example three of the utility model.
The specific embodiment
Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.Below with reference to accompanying drawing and combine embodiment to specify the utility model.
Fig. 1 shows the vertical section structure sketch map according to the non-fragment orbit system implementation example one of the utility model; Fig. 2 shows the transversal profile sketch map of the non-fragment orbit system of Fig. 1.In conjunction with referring to Fig. 1 and Fig. 2, as can be seen from the figure, the non-fragment orbit system of present embodiment comprises: base 16, track plate 12, pouring layer 14, connector 13, two row support rail platforms 11 and 11 ' and rail 10.In said structure, track plate 12 is arranged on base 16 tops; Pouring layer 13 is arranged between base 16 and the track plate 12, and pouring layer 14 is filled by self-compacting concrete or cement emulsified asphalt mortar or resin mortar and formed, and, have the first bar construction 14a in the pouring layer 14; Two row support rail platforms 11 and 11 ' are arranged on the track plate 12 abreast; Two row rail 10 are arranged on support rail platform 11 and 11 '.
Preferably, the non-fragment orbit system is a block construction, for different circuits, has different block constructions such as roadbed, bridge, tunnel etc.Such as, under the roadbed situation, base 16 is 1, and track plate 12 is 3, and under the bridge situation, base 16 is 1, and track plate 12 is 1, and under the tunnel situation, base 16 is 1, and track plate 12 is 3.Such benefit is, the roadbed location, and the base section length is shorter, can adapt to severe cold area and cold district, the requirement that the temperature gradient and the temperature difference are bigger; The bridge location adopts the long scope of individual plates that base is set, but increases the application property and the maintenanceability of rail system.
Arranging of the first bar construction 14a in the pouring layer 14 is netted or multilayer is netted or for reinforcing cage for individual layer.Preferably, as shown in Figure 1, for ease of mechanized construction, arranging of the first bar construction 14a is netted for individual layer, and this first bar construction 14a is positioned at middle part or position middle part below of pouring layer 14 along short transverse.Perhaps preferably, if when pouring layer 14 is thicker, arranging of the first bar construction 14a is netted or be reinforcing cage for multilayer, and the median plane of this first bar construction 14a along pouring layer 14 along short transverse is symmetrical set.Simultaneously, netted or for reinforcing cage when arranging of the first bar construction 14a for multilayer, it is noted that multilayer is netted or need avoid miscellaneous part for the layout of reinforcing cage, avoid interfering with each other.Pouring layer 14 with bar construction also plays the effect of load except that the effect of playing the construction adjustment, filling, can bear the vertical lateral force under the effects such as train load and temperature load, reaches the adverse effect that foundation settlement etc. is caused the track superstructure.
In a kind of preferred embodiment, the non-fragment orbit system also comprises: connector 13, and first end of this connector 13 extends in the track plate 12, and second end of connector 13 extends in the pouring layer 14.Can be between pouring layer 14 and the track plate 12 because the adhesive property of material; Between them, form adhesive surface, because vibration and impact that superstructure is produced by the train effect, the contraction of load that variations in temperature produced and material itself etc. are understood influence track plate 12 and pouring layer 14 bonding between two-layer; Therefore; Connector 13 must be set where necessary to strengthen the combination between two-layer, make track plate 12 and cast form firm " composite constructions " for 14 layers, and keep composite construction reliably and with long-term.Connector 13 can be employed in the pre-buried form of stretching out reinforcing bar in track plate 12 bottoms, and the pattern of stretching out reinforcing bar can be the reinforcement component of different structural forms such as WELDING STUDS, single or door type etc.Preferably, because the needs of insulation of track circuit and integrated ground, this connector 13 is preferably the resin reinforcing bar or has the reinforcing bar of insulating coating for insulation material, connector 13.Connector 13 is provided with modes such as anchor bar or anchoring pin through pre-buried or later stage through boring or preformed hole etc., and the position that need are strengthened connecting especially connects, and makes composite construction more solid and reliable, can reduce the height of rail system simultaneously.
Preferably, connector 13 and the projection of rail 10 in the top plan view of rail 10 coincidence of part at least, and the projection of connector 13 in the top plan view of rail 10 is positioned at the support rail platform 11 and the 11 ' drop shadow spread in the top plan view of rail 10.Connector 13 is positioned at mainly to be considered here and can bear effect such as train load and temperature load vertical lateral force down, and foundation settlement etc. is played the effect of part reinforcement simultaneously to the adverse effect that the track superstructure is caused to track plate and pouring layer.
For the composite construction that track plate 12, connector 13 and pouring layer 14 are formed supports, preferably, the material of base 16 is a concrete, and, have second bar construction in the base 16.Ordinary circumstance can adopt plain bars to carry out arrangement of reinforcement in the base 16.The upper surface of base 16 (between base 16 and the pouring layer 14) is equipped with separation layer 15; Play the effect of isolating composite construction and base 16; Simultaneously because the setting of separation layer 15 can be coordinated the different structure stratified deformation, play the cushioning effect of certain vibration that train is caused; Can prevent simultaneously the reflection of crackle that base 16 produced in long-term the use, and the maintenance when being damaged for rail system provides condition to superstructure.Separation layer 15 is preferably geotextiles etc. and has the certain friction factor and the better geotextile of hydrophobicity performance.
Preferably, can produce under external force in length and breadth to displacement, with stability position limiting structure 200 is set on base 16 it is carried out in length and breadth to spacing for increasing its safety for fear of the track plate 12 of non-fragment orbit system.Particularly, base 16 has the position limiting structure 200 that acts on pouring layer 14, as shown in Figures 2 and 3; In the present embodiment; Position limiting structure 200 is a positive stop lug boss, and base 16 is along having limited impression on the bearing of trend, and positive stop lug boss is that pouring layer 14 is protruding to formation in the limited impression.
The cross section of positive stop lug boss (along track plate 12 bearing of trends) can be multiple structure, and wherein, preferably, the cross section of positive stop lug boss is rounded, on the annular surface of the limited impression of base 16, has cushion 21.Position between said pouring layer 14 and base 16 and except cushion 21 is provided with separation layer 15.The setting of separation layer 15 and elastic buffer bed course 21 can prevent that dangerous masterpiece is used on positive stop lug boss and the limited impression, and can be from not weakening the effect of position limiting structure 200 in essence.
Perhaps, in another kind of embodiment, the cross section of positive stop lug boss is a rectangle, vertical two opposite planar places of the limited impression of base 16 or horizontal two opposite positions or around place, four sides cushion 21 is set.Same, the position between said pouring layer 14 and base 16 and except cushion 21 is provided with separation layer 15.The effect of this separation layer 15 is same as the previously described embodiments, repeats no more at this.
It should be noted that: when cushion 21 is provided with, should be close to the limited impression side, ramp slope should not be too slow, otherwise can to the composite construction of track plate 12 and pouring layer 14 in length and breadth to spacing be that the stability of rail system has a negative impact.Preferably, the angle of cushion 21 and horizontal direction is more than or equal to 45 ° and smaller or equal to 90 °.Preferably, the thickness of cushion 21 is advisable more than or equal to 5mm and smaller or equal to 50mm.
Preferably; Cushion 21 is a double-decker; Cushion 21 outer field materials are lower rigid foam plate or cystosepiment of rigidity, and the material of the internal layer of cushion 21 is rubber or foam material or vulcanized rubber or resin, and cushion should have hydrophobicity performance preferably.
There is excellent adaptability in the non-fragment orbit system of the utility model equally for curve and Vertical Curve Section.As shown in Figure 5, be furnished with plain bars in the track plate 12, reinforcing bar can adopt resin reinforcing bar or measures such as insulating coating, edge insulator, to satisfy the technical requirements of insulation of track circuit.As replacement scheme and particularly advantageous form is the prestressed structure that adopts plain bars to combine with prestressed reinforcement, can prevent effectively that track plate 12 from cracking.Track plate 12 is provided with some fill orifices 17, to make things convenient for building of pouring layer 14.Two row's support rail platforms 11 and 11 ' that track plate 12 tops are provided with can be adjusted in track plate 12 manufacture processes along the vertical direction of X axle, Y axle and the track plate 12 shown in the figure, and this will be very beneficial for the compliance of rail system in different line alignments location.
In a kind of preferred embodiment; As shown in Figure 5; Track plate 12 and two row support rail platforms 11 and 11 ' are structure as a whole, and wherein, the space D 1 ' between each the support rail platform 11 ' in the row support rail platform 11 ' is greater than the space D 1 between each the support rail platform 11 in another row support rail platform 11.For the curve location; Two row support rail platforms 11 and 11 ' can be symmetrical set along curve; At this moment, the space D 1 ' between each the support rail platform 11 ' in the row support rail platform 11 ' is greater than the space D 1 between each the support rail platform 11 in another row support rail platform 11, like this; Do not influence the quantity that has reduced support rail platform 11 ' under the stable prerequisite of orbital motion, and then practicing thrift cost.
In embodiment two, as shown in Figure 4, track plate 12 and two row support rail platforms 11 and 11 ' are structure as a whole, and wherein, on perpendicular to track plate 12 directions, the height of a row support rail platform 11 ' is higher than the height of another row support rail platform 11.Curve location superelevation is provided with and can realizes through line base 16; Simultaneously; When track plate 12 is made, according to the requirement that is provided with of superrelation on curve, two row's support rail platforms 11 that adjustment track plate 12 end faces are provided with and 11 ' height; Realize the requirement of superelevation variation of curve location and rail, and can reduce the workload of later stage track accurate adjustment to adjustment.
As shown in Figure 6, in embodiment three, the height of two row's support rail platforms 11 and the height of support rail platform 11 ' be increase gradually with the accommodation curve location.
In another kind of preferred embodiment, track plate 12 and two row support rail platforms 11,11 ' are structure as a whole, and wherein, the gauge between a row support rail platform 11 ' and another row support rail platform 11 changes.Can adapt to the use in part slacking of gauge location or expansion and cotraction regulator or track switch location with this.
From above description, can find out that the utility model the above embodiments have realized following technique effect:
1, it is prefabricated that the track plate adopts batch production, and workmanship and precision are easy to guarantee; Reduce the on-site concrete construction volume, helped accelerating construction progress; Can adopt the prestressing force design, normal service load effect lower railway plate does not ftracture, and helps improving the track structure durability; Support rail platform locus is adjustable, is beneficial to the meticulous adjustment of track trend.
2, can the dissimilar fastener systems of supporting employing, can elasticity preferably be provided for rail system, reduce the accurate adjustment workload of rail simultaneously.
3, the track plate adopts pouring layer such as self-compacting concrete to build down, through connector or interlaminar bonding, constitutes composite construction, improves the stress of track plate; Can adopt self-compacting concrete to replace the cement emulsified asphalt mortar filling bed, the rail system engineering material is single, helps reducing construction costs, improves the rail system durability.
4, the track plate carries out spacing through interlaminar bonding or connector; " composite construction " that track plate and pouring layer constitute carries out mechanical position limitation through the base position limiting structure, cancellation convex retaining platform, the application property of raising rail system, track structure good stability.
5, between pouring layer and base separation layer is set, coordinates the distortion between " composite construction " and base, cut off the base crackle, in particular cases rail system reparation condition is provided simultaneously to cast reflection layer by layer.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (16)
1. a non-fragment orbit system is characterized in that, comprising:
Base (16);
Track plate (12) is arranged on said base (16) top;
Pouring layer (14) is arranged between said base (16) and the said track plate (12), and said pouring layer (14) is filled by self-compacting concrete or cement emulsified asphalt mortar or resin mortar and formed, and, have first bar construction (14a) in the said pouring layer (14);
Two row support rail platforms (11,11 ') are arranged on the said track plate (12) abreast;
Rail (10) is arranged on the said support rail platform (11,11 ').
2. non-fragment orbit according to claim 1 system is characterized in that, said non-fragment orbit system is a block construction.
3. non-fragment orbit according to claim 1 system; It is characterized in that; Arranging of said first bar construction (14a) is netted for individual layer, and said first bar construction (14a) is positioned at said pouring layer (14) along the middle part of short transverse or the position below the middle part.
4. non-fragment orbit according to claim 1 system; It is characterized in that; Arranging of said first bar construction (14a) is netted or for reinforcing cage for multilayer, and the median plane of said first bar construction (14a) along said pouring layer (14) along short transverse is symmetrical set.
5. non-fragment orbit according to claim 1 system is characterized in that also comprise: connector (13), first end of said connector (13) extend in the said track plate (12), and second end of said connector (13) extends in the said pouring layer (14); Said connector (13) is structure as a whole with said track plate (12), and said connector (13) is the insulation material.
6. non-fragment orbit according to claim 5 system; It is characterized in that; Said connector (13) and the projection of said rail (10) in the top plan view of said rail (10) be the coincidence of part at least; And the projection of said connector (13) in the top plan view of said rail (10) is positioned in the drop shadow spread of said support rail platform (11,11 ') in the top plan view of said rail (10).
7. non-fragment orbit according to claim 1 system it is characterized in that the material of said base (16) is a concrete, and said base has second bar construction in (16).
8. non-fragment orbit according to claim 1 system is characterized in that said base (16) has the position limiting structure (200) that acts on said pouring layer (14); Said position limiting structure (200) is a positive stop lug boss, and said base (16) is along having limited impression on the bearing of trend, and said positive stop lug boss is that said pouring layer (14) is protruding to formation in the said limited impression.
9. non-fragment orbit according to claim 8 system is characterized in that the cross section of said positive stop lug boss is rounded, on the annular surface of the limited impression of said base (16), has cushion (21).
10. non-fragment orbit according to claim 8 system; It is characterized in that; The cross section of said positive stop lug boss is a rectangle, vertical two opposite planar places of the limited impression of said base (16) or horizontal two opposite positions or around place, four sides cushion (21) is set.
11., it is characterized in that the angle (α) of said cushion (21) and horizontal direction is more than or equal to 45 ° and smaller or equal to 90 ° according to claim 9 or 10 described non-fragment orbit systems.
12., it is characterized in that the thickness of said cushion (21) is more than or equal to 5mm and smaller or equal to 50mm according to claim 9 or 10 described non-fragment orbit systems.
13. according to claim 9 or 10 described non-fragment orbit systems; It is characterized in that; Said cushion (21) is a double-decker; The outer field material of said cushion (21) is rigid foam plate or cystosepiment, and the material of the internal layer of said cushion (21) is rubber or foam material or vulcanized rubber or resin.
14. non-fragment orbit according to claim 1 system; It is characterized in that; Said track plate 12) and said two row support rail platforms (11; 11 ') be structure as a whole, wherein, the spacing between each the support rail platform (11 ') in the said support rail platforms of row (11 ') (D1 ') be listed as the spacing (D1) between each the support rail platform (11) in the said support rail platform (11) greater than another.
15. non-fragment orbit according to claim 1 system; It is characterized in that; Said track plate 12) and said two row support rail platforms (11,11 ') be structure as a whole, wherein; On perpendicular to said track plate (12) direction, the height of the said support rail platforms of row (11 ') is higher than the height that another is listed as said support rail platform (11).
16. non-fragment orbit according to claim 1 system; It is characterized in that said track plate 12) and said two row support rail platforms (11,11 ') be structure as a whole; Wherein, a row said support rail platform (11 ') and another gauge that is listed as between the said support rail platform (11) change.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120324826 CN202298365U (en) | 2011-08-31 | 2011-08-31 | Ballastless track system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120324826 CN202298365U (en) | 2011-08-31 | 2011-08-31 | Ballastless track system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202298365U true CN202298365U (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120324826 Expired - Lifetime CN202298365U (en) | 2011-08-31 | 2011-08-31 | Ballastless track system |
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| CN (1) | CN202298365U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966008A (en) * | 2011-08-31 | 2013-03-13 | 中国铁道科学研究院铁道建筑研究所 | Ballastless track system |
| CN103952952A (en) * | 2014-05-13 | 2014-07-30 | 中铁二十四局集团安徽工程有限公司 | Method for repairing open joint of track slab of CRTS II type slab ballastless track on high-speed rail |
| CN105672059A (en) * | 2016-01-11 | 2016-06-15 | 北京城建设计发展集团股份有限公司 | Prefabricated track plate structure capable of absorbing wheel track noise |
| CN106126790A (en) * | 2016-06-17 | 2016-11-16 | 北京交通大学 | Track interlayer gap based on concrete elastic-plastic model safeguards appraisal procedure on opportunity |
| CN114016335A (en) * | 2021-12-02 | 2022-02-08 | 南京铁道职业技术学院 | Ballastless track plate and production method thereof |
-
2011
- 2011-08-31 CN CN 201120324826 patent/CN202298365U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966008A (en) * | 2011-08-31 | 2013-03-13 | 中国铁道科学研究院铁道建筑研究所 | Ballastless track system |
| CN103952952A (en) * | 2014-05-13 | 2014-07-30 | 中铁二十四局集团安徽工程有限公司 | Method for repairing open joint of track slab of CRTS II type slab ballastless track on high-speed rail |
| CN103952952B (en) * | 2014-05-13 | 2016-06-22 | 中铁二十四局集团安徽工程有限公司 | High ferro CRTS II plate-type ballastless track boards gap regulation method |
| CN105672059A (en) * | 2016-01-11 | 2016-06-15 | 北京城建设计发展集团股份有限公司 | Prefabricated track plate structure capable of absorbing wheel track noise |
| CN106126790A (en) * | 2016-06-17 | 2016-11-16 | 北京交通大学 | Track interlayer gap based on concrete elastic-plastic model safeguards appraisal procedure on opportunity |
| CN106126790B (en) * | 2016-06-17 | 2019-07-12 | 北京交通大学 | Appraisal procedure based on concrete elastic-plastic model track interlayer off-seam maintenance timing |
| CN114016335A (en) * | 2021-12-02 | 2022-02-08 | 南京铁道职业技术学院 | Ballastless track plate and production method thereof |
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Inventor after: Lu Chunfang Inventor after: Du Xianggang Inventor after: Fan Jia Inventor after: Zhao Youming Inventor after: Jiang Cheng Inventor after: Wang Jijun Inventor after: Wang Meng Inventor after: Zhao Yong Inventor after: Liu Weibin Inventor after: Jiang Ziqing Inventor after: You Ruilin Inventor before: Zhao Youming Inventor before: Fan Jia Inventor before: Jiang Cheng Inventor before: Wang Jijun Inventor before: Wang Meng Inventor before: Zhao Yong Inventor before: Liu Weibin Inventor before: Jiang Ziqing Inventor before: You Ruilin Inventor before: Du Xianggang |
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Free format text: CORRECT: INVENTOR; FROM: ZHAO YOUMING JIANG CHENG WANG JIJUN WANG MENG ZHAO YONG LIU WEIBIN JIANG ZIQING YOU RUILIN DU XIANGGANG FAN JIA TO: LU CHUNFANG ZHAO YOUMING JIANG CHENG WANG JIJUN WANG MENG ZHAO YONG LIU WEIBIN JIANG ZIQING YOU RUILIN DU XIANGGANG FAN JIA |
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