CN106120483A - Track iron chair structure in railway traffic engineering - Google Patents
Track iron chair structure in railway traffic engineering Download PDFInfo
- Publication number
- CN106120483A CN106120483A CN201610761505.9A CN201610761505A CN106120483A CN 106120483 A CN106120483 A CN 106120483A CN 201610761505 A CN201610761505 A CN 201610761505A CN 106120483 A CN106120483 A CN 106120483A
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- CN
- China
- Prior art keywords
- iron chair
- thickness
- fixed area
- railway
- supporting rail
- Prior art date
- 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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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B9/00—Fastening rails on sleepers, or the like
- E01B9/68—Pads or the like, e.g. of wood, rubber, placed under the rail, tie-plate, or chair
- E01B9/681—Pads or the like, e.g. of wood, rubber, placed under the rail, tie-plate, or chair characterised by the material
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B9/00—Fastening rails on sleepers, or the like
- E01B9/68—Pads or the like, e.g. of wood, rubber, placed under the rail, tie-plate, or chair
- E01B9/685—Pads or the like, e.g. of wood, rubber, placed under the rail, tie-plate, or chair characterised by their shape
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Railway Tracks (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The present invention provides the track iron chair structure in a kind of railway traffic engineering, the iron chair of this structure is fixed on below rail above sleeper by screw spike, the structure of this iron chair includes railway spike fixed area I, supporting rail district II, spring fixed area III, railway spike fixed area I is positioned at two diagonally opposing corners in iron chair plate face, being shaped as square, railway spike fixed area I iron chair thickness is 20mm；The thickness in supporting rail district II is 20 75mm；The thickness of described spring fixed area III keeps consistent with the thickness in supporting rail district II.Provide the benefit that this structure makes the thickness scalable in supporting rail district II, to make up and to regulate because construction error or later stage are because of the grand heavy sleeper height error problem caused of railway roadbed.Simultaneously constant because of railway spike fixed area I thickness, thus the firmness of bolt will not weaken because iron chair thickeies.Avoid because of iron chair Integral upset, cause bolt railway spike to lengthen, cause the unsteady problem of iron chair.
Description
Technical field
The present invention relates to the track iron chair structure in a kind of railway traffic engineering.
Background technology
Railway traffic engineering has been widely used in the field such as state-owned railroads passenger and freight transportation, city passenger's transportation, closely
Being rapidly developed over Nian, especially city track traffic engineering undergoes an unusual development rapidly, including subway, light rail, tramcar etc.,
It it is the effective means improving Urban Traffic Jam Based.
During the construction and operation of railway traffic engineering, because of the complexity of integrated condition, there are some errors in track
It is unavoidable, if error is beyond limit value, it will operation is impacted.Need track and structure periodic detection, send out
Now beyond the error limited, need elimination error of adopting an effective measure in time, it is ensured that operation security, wherein by adjusting iron chair
Thickness to eliminate or make up the grand heavy error caused of sleeper be simple and easy to do, cost-effective measure, be widely used.But
It is that, when error is bigger, the thickness of iron chair needs to increase more, uses the most common iron chair, need to add screw spike
Length thickens corresponding numerical value with iron chair, to ensure to match, along with the lengthening of screw spike, the stability meeting of fixing iron chair
Decrease, unfavorable to rail stability, it is so limited, the thickness value added of iron chair is limited.Ran into this situation in the past, one
As use and commonly thicken backing plate, but be at most only capable of solving the error problem of 20mm, need screw spike to be lengthened, with satisfied thickening
The needs of backing plate, after screw spike lengthens, are exposed at the part outside sleeper and increase, the stability of iron chair and sleeper can be caused to drop
Low, cause the abrasion of sleeper and car wheel-set to strengthen, increase maintenance and maintenance cost.For the error more than 20mm, commonly add
Hassock plate cannot solve, and needs to remove railway roadbed again to lay, and its drawback is long in time limit, and impact is big, invests expensive, and removes
Time be easily destroyed agent structure, cause secondary bigger impact, for the project runed, need temporarily to stop transport, to society's shadow
Ring and have serious consequences.
Summary of the invention
For problem present in above-mentioned technology, it is an object of the invention to provide the track in a kind of railway traffic engineering
Iron chair structure, to solve to eliminate because of the grand heavy railway roadbed sleeper error problem caused of structure during construction error or operation.Must
When wanting, also can thicken further.Can be used for solving transfinite because of construction error or because structure is sunk, cause sleeper end face less than setting
The problem of evaluation.
For achieving the above object, the track ferrum pad during the technical solution used in the present invention is to provide a kind of railway traffic engineering
Plate structure, the iron chair of this structure is fixed on below rail above sleeper by screw spike, and the structure of this iron chair includes
Nail fixed area I, supporting rail district II, spring fixed area III, railway spike fixed area I is positioned at two diagonally opposing corners in iron chair plate face,
It is shaped as square, wherein: described railway spike fixed area I iron chair thickness is 20mm；The thickness in described supporting rail district II is 20-
75mm；The thickness of described spring fixed area III keeps consistent with the thickness in supporting rail district II.
The effect of the present invention is that iron chair structure adjustable extent of the present invention is big, and maximum adjusted value reaches 55mm, the convenient spirit of application
Living, thickness specification on demand, producer can produce corresponding mould, carries out the Foundry Production of iron chair, there is not technology
A difficult problem, the cost of investment of increase is limited, it is possible to resolve a most sleeper irregularity difficult problem.If without this structural iron backing plate, adopted
Take dismounting railway roadbed, again lay, need to increase the investment of at least six times, the most also impact is runed, cause bad social influence.
Use this structural iron backing plate, it is to avoid because backing plate thickeies the problem causing rail unstable, make the amplitude that thickens strengthen, so that solving
Certainly the scope of error effectively strengthens, and maximum can eliminate the error of nearly 55mm, and special circumstances even can also strengthen, and keeps away to greatest extent
Exempt from railway roadbed and remove reconstruction.Using this iron chair to process sleeper error problem little on project impact, it is convenient to implement, low cost, the duration
Short, highly versatile, period construction of can stopping transport at night, do not affect normal operation.
Accompanying drawing explanation
Fig. 1 is the iron chair planar structure schematic diagram of the present invention；
Fig. 2 is the iron chair A-A cross-sectional view of the present invention；
Fig. 3 is the iron chair A-A section partial enlarged drawing of the present invention；
Fig. 4 is the iron chair planar structure schematic diagram of the present invention；
Fig. 5 is the iron chair B-B cross-sectional view of the present invention；
Fig. 6 is the track syntagmatic schematic diagram of the present invention；
Fig. 7 is the screw spike schematic diagram of the present invention.
In figure:
1, spring 2, iron chair 3, screw spike 4, track gauge block 5, spring washer
6, rubber mat plate 8, nylon sleeve 9, sleeper under rubber tie plate under rail 7, iron chair
10, rail 11, nut I, railway spike fixed area II, supporting rail district
III, spring fixed area
Detailed description of the invention
In conjunction with accompanying drawing, the railway traffic engineering track Novel iron backing structure of the present invention is illustrated.
The railway traffic engineering track Novel iron backing structure design philosophy of the present invention be based on: original iron chair also divides three
Individual district: railway spike fixed area I, supporting rail district II, spring fixed area III, the thickness in its three districts is identical, generally 20mm,
If desired can be the most thinning.This iron chair structure with the difference of original iron chair maximum is: railway spike fixed area I thickness is constant, passes through
Finite element analysis computation and actual items application verification, use the most rational 20mm, if desired can be the most thinning, as in figure 2 it is shown,
And the one-tenth-value thickness 1/10 in supporting rail district II, spring fixed area III is variable, along with the difference of iron pad mould model, thickness is permissible
Thickening to 75mm from 20mm as required, special circumstances can continue to thicken, as it is shown on figure 3, can meet iron chair different-thickness
The requirement of value, the iron chair sharpest edges of the present invention are after II, III district thickeies, and do not affect the stability of track.
It is an advantage of the invention that can be according to the adjustment height of different sleepers, when iron chair producer manufactures, supporting rail district II
Making mould by different-thickness model, as desired to select the mould of corresponding model to pour into a mould, the manufacturing firm of iron chair is standby
There are No. 20, No. 21, No. 22 ... to the mould of No. 75 various models, this mould model represents the thickness in supporting rail district II
Value, the one-tenth-value thickness 1/10 in the such as No. 20 supporting rail districts II representing this die casting iron chair out is 20mm, and No. 21 representatives should
The one-tenth-value thickness 1/10 in the supporting rail district II of die casting iron chair out is 21mm......, and the rest may be inferred.Also can pacify at the scene
During dress, iron chair supporting rail district II is carried out the one-tenth-value thickness 1/10 that field polish is the most required, easy and simple to handle, adjust flexibly, to place
The grand heavy thorny problem of railway roadbed occurred during the reason error that causes of site operation or operation becomes extremely easy, practical and has
Effect.Spring fixed area III and supporting rail district II thickness keep consistent, when supporting rail district II thickeies, spring fixed area III with
Thickening.
It is connected and fixed, by bullet by rubber mat plate 7 and sleeper 9 under screw spike 3 iron chairs 2, iron chairs
1 rail of bar is fixed on iron chair 2, and so, rail 10, iron chair 2 and sleeper 9 link together the most closely, forms rail
Road, the operation of vehicle safety and steady in orbit, as shown in Figure 6.Wherein when with concrete prefabricated sleeper, nylon jacket
Pipe 8 is pre-buried as in sleeper, in the nylon sleeve 8 that screw spike 3 is screwed in sleeper.
The railway traffic engineering track Novel iron backing structure of the present invention is: the railway spike fixed area I of this iron chair designs thickness
Angle value is 20mm, as it is shown in figure 1, the principle that its one-tenth-value thickness 1/10 is adopted is on the premise of proof strength meets requirement, the thinnest,
It is beneficial to shorten the length of screw spike 3, increases the steadiness of iron chair, calculated by finite element analysis and theoretical strength, with
And combining the inspection of actual items operation for many years, 20mm is the most rational one-tenth-value thickness 1/10.The railway spike of the iron chair structure of the present invention is solid
The thickness determining district I is basically identical with former common iron chair, and design load is 20mm.Supporting rail district II thickness of this iron chair structure
Determining as required, can be produced as the different-thickness value of 20～75mm scopes, adjusting height is by the supporting steel of iron chair
Rail district II, spring fixed area III thicken, and realize the effect raised, as shown in Figure 2.Its advantage is to be achieved by iron chair to lift
The purpose of high sleeper, and as Fig. 7 screw spike 3 need not lengthen, keep the stability of track.This iron chair thickeies in the range of 20
～75mm.The practicality of the present invention is more extensive, facilitates easy-to-use, economical reliable.
The function of the present invention is achieved in that this structure includes railway spike fixed area I, supporting rail district II, wherein railway spike
The value that the employing of fixed area I thickness is fixing, generally 20mm, if desired can be the most thinning.The one-tenth-value thickness 1/10 in supporting rail district II can root
According to needing the error amount adjusted to set, generally 20～75mm, the base thickness of spring fixed area III is along with supporting rail district
The one-tenth-value thickness 1/10 of II thickeies and changes, and both thickness keep consistent, to guarantee that spring model and buckle press are stablized constant.Implement
Process is: first measure engineering site, according to the sleeper elevation of top surface of actual measurement, determines iron chair thickness and the iron chair of needs
Model, select the iron pad mould of corresponding model to cast out iron chair, the mould of iron chair can with UG or PRO/E software very
Conveniently designing rapidly, iron pad mould has Multiple Type, and different model can produce supporting rail district II different-thickness
The iron chair of value, the material of iron chair typically uses QT450-10 spheroidal graphite cast-iron, it is also possible to the material that other specification performance is similar
Material casting.Its accurate thickness also can be polished the most according to specific needs, is machined to required one-tenth-value thickness 1/10.
The present invention actual application in urban rail traffic project, good result, its advantage be not fully exerted and
Checking.At present on the occasion of the construction peak period of domestic city railway traffic engineering, can push away in the urban rail project construction of each big and medium-sized cities
Wide application.
Claims (1)
1. the track iron chair structure in railway traffic engineering, the iron chair of this structure is fixed on rail by screw spike
Below above sleeper, the structure of this iron chair includes railway spike fixed area I, supporting rail district II, spring fixed area III, and railway spike is fixed
District I is positioned at two diagonally opposing corners in iron chair plate face, is shaped as square, it is characterized in that: described railway spike fixed area I iron chair thickness
For 20mm；The thickness in described supporting rail district II is 20-75mm；The thickness of described spring fixed area III and supporting rail district II
Thickness keeps consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610761505.9A CN106120483B (en) | 2016-08-29 | 2016-08-29 | The production method of track iron chair structure in railway traffic engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610761505.9A CN106120483B (en) | 2016-08-29 | 2016-08-29 | The production method of track iron chair structure in railway traffic engineering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106120483A true CN106120483A (en) | 2016-11-16 |
| CN106120483B CN106120483B (en) | 2018-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610761505.9A Active CN106120483B (en) | 2016-08-29 | 2016-08-29 | The production method of track iron chair structure in railway traffic engineering |
Country Status (1)
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| CN (1) | CN106120483B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107587392A (en) * | 2017-09-05 | 2018-01-16 | 安徽金星预应力工程技术有限公司 | A kind of spring bar III type split shock-absorption fastener |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040144851A1 (en) * | 2003-01-27 | 2004-07-29 | John Faichney | Railway tie plate |
| CN201228336Y (en) * | 2008-03-12 | 2009-04-29 | 上海铁院轨道交通科技有限公司 | High elastic rail fastening |
| US20100224690A1 (en) * | 2009-03-05 | 2010-09-09 | Jude Odihachukwunma Igwenezie | Tie Plate with Cam Shoulder Bridge |
| CN103890269A (en) * | 2011-05-25 | 2014-06-25 | 因特卡斯特弗志私人有限公司 | A railway rail support plate |
| CN203821175U (en) * | 2014-03-27 | 2014-09-10 | 李章凤 | Iron washer of sleeper fastener system |
| CN205443809U (en) * | 2016-03-10 | 2016-08-10 | 瑞泰潘得路铁路技术（武汉）有限公司 | Quick bullet strip ballastless track iron tie plate fastening systems |
| CN206109884U (en) * | 2016-08-29 | 2017-04-19 | 铁道第三勘察设计院集团有限公司 | Track iron tie plate structure among rail transit project |
-
2016
- 2016-08-29 CN CN201610761505.9A patent/CN106120483B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040144851A1 (en) * | 2003-01-27 | 2004-07-29 | John Faichney | Railway tie plate |
| CN201228336Y (en) * | 2008-03-12 | 2009-04-29 | 上海铁院轨道交通科技有限公司 | High elastic rail fastening |
| US20100224690A1 (en) * | 2009-03-05 | 2010-09-09 | Jude Odihachukwunma Igwenezie | Tie Plate with Cam Shoulder Bridge |
| CN103890269A (en) * | 2011-05-25 | 2014-06-25 | 因特卡斯特弗志私人有限公司 | A railway rail support plate |
| CN203821175U (en) * | 2014-03-27 | 2014-09-10 | 李章凤 | Iron washer of sleeper fastener system |
| CN205443809U (en) * | 2016-03-10 | 2016-08-10 | 瑞泰潘得路铁路技术（武汉）有限公司 | Quick bullet strip ballastless track iron tie plate fastening systems |
| CN206109884U (en) * | 2016-08-29 | 2017-04-19 | 铁道第三勘察设计院集团有限公司 | Track iron tie plate structure among rail transit project |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107587392A (en) * | 2017-09-05 | 2018-01-16 | 安徽金星预应力工程技术有限公司 | A kind of spring bar III type split shock-absorption fastener |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106120483B (en) | 2018-08-21 |
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| CB02 | Change of applicant information |
Address after: 300142 Hebei District, Zhongshan Road, No. 10, Applicant after: China Railway Design Group Limited Address before: 300142 Hebei District, Zhongshan Road, No. 10, Applicant before: China Railway Third Survey and Design Institute Group Ltd. |
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