CN203977237U - City rail system - Google Patents
City rail system Download PDFInfo
- Publication number
- CN203977237U CN203977237U CN201420275935.6U CN201420275935U CN203977237U CN 203977237 U CN203977237 U CN 203977237U CN 201420275935 U CN201420275935 U CN 201420275935U CN 203977237 U CN203977237 U CN 203977237U
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- China
- Prior art keywords
- track plates
- rail system
- city rail
- limited block
- supporting bed
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229920002635 polyurethane Polymers 0.000 claims description 6
- 239000005060 rubber Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 5
- 239000010426 asphalt Substances 0.000 claims description 4
- 239000004568 cement Substances 0.000 claims description 4
- 239000011376 self-consolidating concrete Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- 238000013016 damping Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000010923 batch production Methods 0.000 description 3
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- 238000006073 displacement reaction Methods 0.000 description 2
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- 230000004048 modification Effects 0.000 description 2
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- 239000000853 adhesive Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
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- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- 239000011150 reinforced concrete Substances 0.000 description 1
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- Railway Tracks (AREA)
Abstract
The utility model provides a kind of city rail system, comprises track plates (12), and track plates (12) comprises track plates body (121) and is arranged on the spacing hole (122) at track plates body (121) middle part; City rail system also comprises limited block (13), and limited block (13) is arranged in spacing hole (122) to form spacing to track plates (12).The utility model has effectively solved position limiting structure in prior art and has realized complicated problem.
Description
Technical field
The utility model relates to rail system technical field, in particular to a kind of city rail system.
Background technology
Non-fragment orbit is with the feature of its high ride, high stability, high-durability and high reliability, and by countries in the world railway is accepted, China railways also extensively adopts ballastless track structure.At present, urban track traffic also adopts ballastless track structure, particularly, generally adopts unit ballastless track structure.
Unit non-fragment orbit mainly comprises the decks such as track plates, pouring layer and base, and track plates adopts precast plate, and pouring layer and base are successively set on described track plates below.Wherein pouring layer, as the critical structures layer that ballastless track structure elasticity is adjusted and power transmission is supported, directly affects train and fast and safely moves.In existing ballastless track structure, track plates is longitudinally arranged on pouring layer top along circuit, and during laying, base is provided with limited impression, is protruding to and in limited impression, forms positive stop lug boss, thereby realize horizontal and vertical spacing to track plates during pouring layer cast.This track plates unit arranges, and structure-bearing and power transmission are clear and definite, and maintenanceability is strong, and still, its weak point is that positive stop lug boss need to pass through casting complete, realizes complexity, is specially construction loaded down with trivial details, consuming time longer.
Utility model content
The utility model aims to provide a kind of city rail system, to solve position limiting structure in prior art, realizes complicated problem.
To achieve these goals, the utility model provides a kind of city rail system, comprises track plates, and track plates comprises track plates body and is arranged on the spacing hole at track plates body middle part; City rail system also comprises limited block, and limited block is arranged in spacing hole spacing so that track plates is formed.
Further, spacing hole ovalize or rectangular.
Further, track plates body is uniform section structure, and on the cross section of track plates body, the thickness of track plates body gradually changes.
Further, track plates is arranged on basic top, and it is upper that limited block is fixedly connected on basis, is also provided with supporting bed between track plates and basis, and supporting bed is formed by polyurethane or self-compacting concrete or cement emulsified asphalt mortar or resin mortar or rubber filling.
Further, limited block is connected with basis by connector, and limited block is provided with the connecting hole that holds connector.
Further, supporting bed comprises a plurality of support strip, and each support strip is extended along the length direction of track plates.
Further, supporting bed comprises a plurality of supporting disks, and a plurality of supporting disks are lined up multiple row, the length direction extension of tray along track plates of being often disbursed from the cost and expenses.
Further, also comprise annular temporary formwork, supporting bed is filled in annular temporary formwork.
Further, between limited block and spacing hole, be filled with cushion coat.
Further, city rail system also comprises the two row tracks that are arranged on abreast on track plates, is equipped with a row rail on every row track; The projection of rail in its top plan view is positioned at supporting bed in the scope of the projection of the top plan view of rail.
Application the technical solution of the utility model, the middle part of track plates body is provided with spacing hole, arranges to shift to an earlier date prefabricated limited block and can carry out track plates spacingly in spacing hole, has avoided track plates can produce vertical lateral displacement under external force.Said structure is more realized and being more prone to for the mode of building, and overall structure is also simpler.
Accompanying drawing explanation
The Figure of description that forms the application's a part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows according to the master of the embodiment mono-of city rail system of the present utility model and looks schematic diagram;
Fig. 2 shows the schematic side view of the city rail system of Fig. 1;
Fig. 3 shows the limited block of city rail system and the structural representation of connector of Fig. 1;
Fig. 4 shows the schematic top plan view of the city rail system of Fig. 1;
Fig. 5 shows the schematic top plan view of supporting bed of the city rail system of Fig. 1;
Fig. 6 shows according to the master of the embodiment bis-of city rail system of the present utility model and looks schematic diagram;
Fig. 7 shows the schematic top plan view of supporting bed of the city rail system of Fig. 6; And
Fig. 8 shows according to the master of the embodiment tri-of city rail system of the present utility model and looks schematic diagram.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
1, basis; 10, rail; 11, track; 12, track plates; 121, track plates body; 122, spacing hole; 13, limited block; 14, supporting bed; 15, connector; 16, cushion coat; 17, annular temporary formwork.
The specific embodiment
It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
As shown in Figures 1 to 5, the city rail system of embodiment mono-comprises track plates 12, and track plates 12 comprises track plates body 121 and is arranged on the spacing hole 122 at track plates body 121 middle parts.City rail system also comprises limited block 13, and limited block 13 is arranged in spacing hole 122 to form spacing to track plates 12.The spacing hole 122 of the rail system of the present embodiment by track plates 12 and limited block 13 cooperatively interact realize spacing, avoided track plates 12 can produce vertical lateral displacement under external force, said structure is more realized and being more prone to for the mode of building, and overall structure is also simpler.In embodiment mono-, spacing hole 122 ovalizes, its length is 1/4th left and right of the length of track plates body 121, the width of spacing hole 122 is the sixth left and right of the width of track plates body 121.
As depicted in figs. 1 and 2, in embodiment mono-, track plates 12 is arranged on the top on basis 1, and limited block 13 is fixedly connected on basis 1, track plates 12 and limited block 13 are batch production prefabricated component, and track plates 12 can adopt prestressed structure or ordinary reinforced concrete structure.Between track plates 12 and basis, be also provided with supporting bed 14, supporting bed 14 is formed by polyurethane or self-compacting concrete or cement emulsified asphalt mortar or resin mortar or rubber filling.Above-mentioned supporting bed 14 capable of adjusting track plates 12 and can provide different-stiffness for city rail system, to meet the demand of different vibration damping sections, and material therefor cost is relatively low, like this, effectively solved the higher problem of damping type city rail system cost in prior art, simultaneously, the supporting bed 14 that utilizes polyurethane or self-compacting concrete or cement emulsified asphalt mortar or resin mortar or rubber filling to form can be simplified technique, be convenient to Control Engineering quality, it is excessive that less concrete on construction site waters fluence, the problem that the construction period is longer.
Between supporting bed 14 and track plates 12, can between them, form adhesive surface due to the adhesive property of material, both are connected as one, form firmly composite construction, improve the globality of rail system, can meet the requirement of track to stationarity, comfortableness.The vibration and the impact that produced by train effect due to superstructure, the contraction of the load that variations in temperature produces and material itself etc. can affect track plates 12 and the bonding of supporting bed 14 between two-layer, therefore, spacing hole 122 and limited block 13 need to be set to strengthen the stability of city rail system, and keep city rail system reliably and with long-term.Setting due to supporting bed 14, can coordinate different structure stratified deformation, play the cushioning effect of certain vibration that train is caused, can prevent that crackle that basis produces in long-term use is to the reflection of superstructure, and the maintenance while being damaged for rail system provides condition simultaneously.From foregoing description, can draw, the reliability of the city rail system of the present embodiment is high, economic technology is good, good endurance, easily constructs and is easy to safeguard.
As shown in Figure 5, in embodiment mono-, supporting bed 14 comprises two support strip, and each support strip is extended along the length direction of track plates 12.In other embodiments, the quantity of support strip is not limited to two.The city rail system of embodiment mono-also comprises annular temporary formwork 17, and supporting bed 14 is filled in annular temporary formwork 17.This annular temporary formwork 17 can adopt the various ways such as air bag or rubber to form, and is convenient to the cast-in-site of supporting bed 14.
In embodiment mono-, as shown in Figure 1, city rail system also comprises the two row tracks 11 that are arranged on abreast on track plates 12, is equipped with a row rail 10 on every row track 11.The projection of rail 10 in its top plan view is positioned at supporting bed 14 in the scope of the projection of the top plan view of rail 10.Supporting bed 14 is positioned at mainly considers the vertical lateral force that can bear under the effect such as train load and temperature load herein, and the adverse effect that track superstructure is caused such as foundation settlement.
Preferably, the city rail system of the present embodiment is block construction, for different circuits, as shown in Figure 2, such as take track plates 12 as a unit.Such benefit is, block construction can release temperature power, can adapt to severe cold area and cold district, the requirement that temperature gradient and the temperature difference are larger.Track plates 12 is that track plates 12 length are convenient to adjust in a unit, and to adapt to the demand of different Bridge Beam span length's degree, what increase rail system can application property and maintenanceability.
Or preferably, city rail system also can be the vertical structure that links, for there being vibration damping demand location by track plates being implemented longitudinally connect or hinged or flexibly connect etc., track plates to be connected as a whole.Such benefit is, improved the whole mass of vibration of city rail system after longitudinally connecting, and suppresses the propagation of train vibration, meanwhile, reduces the caused rail corrugation of existing middle and high damping type city rail system, improves train operation stationarity and comfortableness.
As shown in Figures 1 to 4, limited block 13 is connected with basis 1 by connector 15, and limited block 13 is provided with the connecting hole that holds connector 15.The first end of connector 15 extends in limited block 13, and the second end of connector 15 extends in basis 1.The adoptable pattern of connector 15 can be the reinforcement component of WELDING STUDS, single or different structural forms such as door type etc. etc.Preferably, connector 15 arranges the modes such as anchor bar or anchoring pin by preformed hole or later stage by boring or pre-buried etc., and the position that need are strengthened connecting especially connects, and makes city rail system more solid and reliable.As shown in Figures 2 to 4, between limited block 13 and spacing hole 122, be filled with cushion coat 16.Cushion coat 16 forms isolation buffer by polyurethane or resin or mortar or rubber filling between limited block 13 and spacing hole 122.The setting of cushion coat 16 can prevent that dangerous masterpiece is used on limited block 13 and track plates 12, and can be from not weakening in essence the effect of position limiting structure.Preferably, the thickness of cushion coat 16 is more than or equal to 3mm and is less than or equal to 50mm and is advisable.As shown in Figure 4, in the present embodiment, limited block 13 is one, the cross section ovalize of limited block 13.
As shown in Figure 6 and Figure 7, the city rail system of embodiment bis-comprises track plates 12, and track plates 12 comprises track plates body 121 and is arranged on the spacing hole 122 at track plates body 121 middle parts.The city rail system of embodiment bis-and the difference of embodiment mono-are the structure of track plates 12 and limited block 13 and the structure of supporting bed 14.Particularly, in embodiment bis-, spacing hole 122 is rectangular, and its length is 3/4ths left and right of the length of track plates body 121, and the width of spacing hole 122 is 1/3rd left and right of the width of track plates body 121.Limited block 13 is two, and two limited blocks 13 are positioned at the two ends along its length of spacing hole 122, between two limited blocks 13, has distance.Same, the position between described track plates 12 and limited block 13 is provided with cushion coat 16.The effect of this cushion coat 16 is same as the previously described embodiments, does not repeat them here.The track plates 12 of embodiment bis-has effectively alleviated weight under the prerequisite that does not substantially affect limit function.In embodiment bis-, the place, four angles of rectangle carries out chamfering.The track plates body 121 of the track plates 12 of embodiment mono-and embodiment bis-is uniform section structure, and on the cross section of track plates body 121, the thickness of track plates body 121 is constant.
As shown in Figure 7, in embodiment bis-, supporting bed 14 adopts some support pattern to lay, and particularly, supporting bed 14 comprises a plurality of supporting disks, and a plurality of supporting disks are lined up multiple row, the length direction extension of tray along track plates 12 of being often disbursed from the cost and expenses.Above-mentioned local support can play cost-saving effect.The effect of above-mentioned supporting bed 14 is same as the previously described embodiments, does not repeat them here.
As shown in Figure 8, the city rail system of embodiment tri-comprises track plates 12, and track plates 12 comprises track plates body 121 and is arranged on the spacing hole 122 at track plates body 121 middle parts.The city rail system of embodiment tri-and the difference of embodiment mono-are the structure of track plates 12.In embodiment tri-, track plates body 121 is uniform section structure, and on the cross section of track plates body 121, the thickness of track plates body 121 gradually changes.The structure of embodiment tri-has good compliance equally for curve and Vertical Curve Section.The thickness of track plates body 121 can be adjusted arbitrarily, two row's tracks 11 that track plates body 121 tops arrange like this, in track plates 12 manufacture processes, can adjust thickness, this will be very beneficial for the compliance of rail system in different line alignments location.
As can be seen from the above description, the utility model the above embodiments have realized following technique effect:
1, it is prefabricated that track plates adopts batch production, and workmanship and precision are easy to guarantee; Reduce on-site concrete construction volume, be conducive to accelerating construction progress; Can adopt prestressing force design, normal service load effect lower railway plate does not ftracture, and is conducive to improve track structure durability; Track plates thickness and track locus are adjustable, are beneficial to the intense adjustment of track trend.
2, can the dissimilar fastener system of supporting employing, can provide good elasticity for rail system, reduce the accurate adjustment workload of rail simultaneously.
3, under track plates, adopt supporting bed to build as polyurethane material, improve the stress of track plates; Different city rail system stiffnesses is provided, is conducive to reduce construction costs, improve rail system durability; Coordinate the distortion between track plates and basis, cut off basic crackle to the reflection of track plates, simultaneously for city rail system reparation in particular cases provides condition.
4, track plates is undertaken spacing by interlaminar bonding and/or limited block; Track plates carries out mechanical position limitation by limited block, and limited block batch production is prefabricated, has reduced on-site concrete construction volume, is conducive to accelerating construction progress, track structure good stability.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a city rail system, comprises track plates (12), it is characterized in that,
Described track plates (12) comprises track plates body (121) and is arranged on the spacing hole (122) at described track plates body (121) middle part;
Described city rail system also comprises limited block (13), and described limited block (13) is arranged in described spacing hole (122) to form spacing to described track plates (12).
2. city rail system according to claim 1, is characterized in that, described spacing hole (122) ovalize or rectangular.
3. city rail system according to claim 1, is characterized in that, described track plates body (121) is uniform section structure, and on the cross section of described track plates body (121), the thickness of described track plates body (121) gradually changes.
4. city rail system according to claim 1, it is characterized in that, described track plates (12) is arranged on the top of basis (1), described limited block (13) is fixedly connected on described basis (1), between described track plates (12) and described basis, be also provided with supporting bed (14), described supporting bed (14) is formed by polyurethane or self-compacting concrete or cement emulsified asphalt mortar or resin mortar or rubber filling.
5. city rail system according to claim 4, it is characterized in that, described limited block (13) is connected with described basis (1) by connector (15), and described limited block (13) is provided with the connecting hole that holds described connector (15).
6. city rail system according to claim 4, is characterized in that, described supporting bed (14) comprises a plurality of support strip, and each support strip is extended along the length direction of described track plates (12).
7. city rail system according to claim 4, is characterized in that, described supporting bed (14) comprises a plurality of supporting disks, and described a plurality of supporting disks are lined up multiple row, and the described supporting disk of every row extends along the length direction of described track plates (12).
8. city rail system according to claim 4, is characterized in that, also comprises annular temporary formwork (17), and described supporting bed (14) is filled in described annular temporary formwork (17).
9. city rail system according to claim 1, is characterized in that, between described limited block (13) and described spacing hole (122), is filled with cushion coat (16).
10. city rail system according to claim 4, is characterized in that,
Described city rail system also comprises the two row tracks (11) that are arranged on abreast on described track plates (12), is equipped with a row rail (10) on every row track (11);
The projection of described rail (10) in its top plan view is positioned at described supporting bed (14) in the scope of the projection of the top plan view of described rail (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420275935.6U CN203977237U (en) | 2014-05-27 | 2014-05-27 | City rail system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420275935.6U CN203977237U (en) | 2014-05-27 | 2014-05-27 | City rail system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203977237U true CN203977237U (en) | 2014-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420275935.6U Expired - Lifetime CN203977237U (en) | 2014-05-27 | 2014-05-27 | City rail system |
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| Country | Link |
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| CN (1) | CN203977237U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108360305A (en) * | 2018-04-27 | 2018-08-03 | 江苏振华轨道交通设备有限公司 | A kind of rail traffic vibration damping installation apparatus and installation method |
| CN111663373A (en) * | 2020-06-04 | 2020-09-15 | 深圳大学 | Shock absorption and isolation floating slab track |
| CN115538225A (en) * | 2022-09-30 | 2022-12-30 | 山东轨道交通勘察设计院有限公司 | Fully-assembled prefabricated plate type track system with limiting part and installation method |
| CN116905459A (en) * | 2023-07-13 | 2023-10-20 | 中铁二院工程集团有限责任公司 | Construction device and method for high-speed railway cutting low-suspension pile plate structure |
-
2014
- 2014-05-27 CN CN201420275935.6U patent/CN203977237U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108360305A (en) * | 2018-04-27 | 2018-08-03 | 江苏振华轨道交通设备有限公司 | A kind of rail traffic vibration damping installation apparatus and installation method |
| CN111663373A (en) * | 2020-06-04 | 2020-09-15 | 深圳大学 | Shock absorption and isolation floating slab track |
| CN111663373B (en) * | 2020-06-04 | 2022-02-15 | 深圳大学 | Shock absorption and isolation floating slab track |
| CN115538225A (en) * | 2022-09-30 | 2022-12-30 | 山东轨道交通勘察设计院有限公司 | Fully-assembled prefabricated plate type track system with limiting part and installation method |
| CN116905459A (en) * | 2023-07-13 | 2023-10-20 | 中铁二院工程集团有限责任公司 | Construction device and method for high-speed railway cutting low-suspension pile plate structure |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141203 |
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| CX01 | Expiry of patent term |