CN102251446A - Accurate track plate adjustment quantity determining method for three-dimensional continuous track system - Google Patents
Accurate track plate adjustment quantity determining method for three-dimensional continuous track system Download PDFInfo
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- CN102251446A CN102251446A CN2011100969755A CN201110096975A CN102251446A CN 102251446 A CN102251446 A CN 102251446A CN 2011100969755 A CN2011100969755 A CN 2011100969755A CN 201110096975 A CN201110096975 A CN 201110096975A CN 102251446 A CN102251446 A CN 102251446A
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Abstract
The invention discloses an accurate track plate adjustment quantity determining method for a three-dimensional continuous track system. The method comprises the following steps of: pre-processing line and position data, longitudinal section data, plate distribution data and gauge deviation data for the three-dimensional continuous track system, counting the influence of deformation of a span beam under the action of a load on the smoothness of a track structure according to the span beam distribution condition, determining the accurate track plate adjustment quantity under the influence of elastic deformation of the span beam under the action of load and shrinkage creep of the span beam, and generating a fine adjustment data file to make the top surface of the track at the design track top position of the line as much as possible. The accurate track plate adjustment quantity determining method for the three-dimensional continuous track system is applied to any three-dimensional spatial continuous track system, and the influence of actual deformation of the span beam under the action of each load on the accurate adjustment quantity of the track plate is accurately counted. The method has the characteristics of strong innovativeness, good practicability, high automation degree and the like, and has obvious application effect.
Description
Technical field
The present invention relates to the track plate and accurately adjust method for determination of amount, particularly the continuous rail system track of three dimensions plate is accurately adjusted method for determination of amount.
Background technology
Along with the high-speed railway large tracts of land is built and operation, the extensive use of novel track structure.Smooth-going for satisfying the high-speed railway height, high-speed, requirements such as high accuracy laying, the track plate adopts the secondary laying method, promptly at first carries out thick lay sample, accurately adjusts then.For the continuous rail system of three dimensions, have only the track plate is accurately adjusted, just can make rail surface coincidence circuit design tread position as far as possible, could satisfy high-speed railway high accuracy, high ride, requirement such as high-comfort.
Traditional section of track laying method directly carries out coordinate setting-out on the spot with line design line position by the mode of piling, and the mode error of piling location is bigger, causes the circuit line position of setting-out gained on the spot and design lines position to reach error about 10mm sometimes.This obviously can greatly influence precision, ride comfort and the comfortableness requirement of high-speed railway.For the get on the right track laying of structure of bridge, traditional section of track laying method is not considered the influence of bridge deformation to the track structure ride comfort.And for the laying of high-speed railway, operation and maintenance, millimetre-sized error all can impact steadily starting of train.So, when carrying out the high speed railway track structure construction, must consider the influence of bridge deformation to track structure line position.
Therefore, construction along with high-speed railway, existing track structure laying method can't satisfy that high-speed railway is laid, operation and the requirement of safeguarding, the track plate must could guarantee precision, ride comfort and the comfortableness of track structure through the earlier thick lay sample accurate mode of adjustment again.At above-mentioned situation, the three-dimensional accurate adjustment amount of rail system track plate is continuously determined method, by preliminary treatment circuit line bit data, longitudinal data, fabric swatch data and gauge deviation data, according to striding the beam distribution situation, determine to stride under the load action the accurate adjustment amount of track plate under beam elastic deformation and the shrinkage and creep influence.Accurately adjust method for determination of amount as the track plate, have strong innovation, practicality is good, the high outstanding advantage of automaticity enters application study and new developing stage.
Summary of the invention
At existing problem in the existing track structure laying method, the present invention proposes to determine method at the accurate adjustment amount of the continuous rail system track of three-dimensional plate, its purpose is by the track plate is accurately adjusted, thereby make rail surface coincidence circuit design tread position as far as possible, to satisfy high-speed railway high accuracy, high ride, requirement such as high-comfort.
The three-dimensional accurate adjustment amount of rail system track plate continuously involved in the present invention is determined method, be meant for the continuous rail system of three-dimensional, by preliminary treatment circuit line bit data, longitudinal data, fabric swatch data and gauge deviation data, according to striding the beam distribution situation, count and stride the influence that the distortion of beam under load action produces the track structure ride comfort, with rail surface as far as possible coincidence circuit design tread position be principle, determine to stride under the load action the accurate adjustment amount of track plate under beam elastic deformation and the shrinkage and creep influence, and generate the accurate adjustment data file.The accurate adjustment amount of described track plate determines that method may further comprise the steps:
1, preprocessed data file
To computer input or importing circuit left side line planar line bit data file, right line planar line bit data file, longitudinal data file, left line fabric swatch data file and right line fabric swatch data file.Read in gauge deviation data file behind the track slab polishing.
2, beam type is striden in definition
At first, by importing dissimilar length, width of striding beam, stride beam head end 1/2 beam seam value, stride tailbeam 1/2 beam seam value, striding the beam orbit low spot discrepancy in elevation and stride beam sinking coefficient and determine that the type strides the geometric parameter of beam.
Secondly, by striding Liangping millet cake position defined file and cross section defined file dissimilar geometric point position information of striding beam are described.Wherein, stride millet cake position, Liangping defined file and be used for describing the planar point position relative coordinate of striding the beam upper surface, stride beam cross section defined file and be used for describing and stride the cross-section millet cake of beam position relative coordinate.
At last, by stride beam load defined file describe dissimilar stride that load causes on the beam stride the beam theory distortion.Stride beam theory distortion and comprise that two parts, a part are to stride the beam elastic deformation by what the deadweight of track plate, bed plate deadweight, bridge deck load etc. caused, another part is to be out of shape owing to the prestressed reinforcement of striding beam being carried out the beam shrinkage and creep of striding that whole stretch-draw causes.Stride in the beam load defined file, three-dimensional concrete solid is striden beam be reduced to and stride one section straight line that the beam longitudinal centre line overlaps, the straight line head end overlaps with striding the beam head end, the straight line tail end with stride tailbeam and overlap.Get some points on above-mentioned straight line, input and this point are corresponding respectively strides beam elastic deformation value by what track plate deadweight, bed plate deadweight, bridge deck load caused, and the whole stretch-draw different time node of distance stride beam shrinkage and creep deformation values.
3, the beam distributed intelligence is striden in input
Arrange file and stride beam layout file by importing bridge pier, read the distribution situation and the beam of striding beam road along the line design basis line and stitch relevant informations such as width, distance between centers of tracks, system beam date.Wherein, bridge pier layout file has been described the distribution situation on bridge pier road along the line.Stride beam and arrange file, described stride the beam attribute and with the corresponding situation of bridge pier.Above-mentioned two described relevant informations of file are integrated, and carried out Distribution calculation, obtain striding the distribution situation of beam road along the line design basis line, and be stored in and stride in the beam layout data storehouse.
4, determine recommendation amplitude, accurate adjustment time limit and the accurate adjustment amount of track plate
At first, determine to stride the recommendation amplitude of beam.Defined its theory deformation at the dissimilar beams of striding in the load defined file, but the factor that influences bridge span beam practical distortion is a lot, dissimilar, different construction, different working conditions to stride the beam practical distortion all inequality, this step is the unit with the beam making field, every type stride in the beam, choose some beams of striding and carry out the test of elastic deformation and shrinkage and creep, choose some measuring points and carry out deformation measurement whenever striding line place, the beam left and right sides.To survey deformation values and stride the ratio of the theory deformation value in the beam load defined file as its recommendation amplitude.Employing is striden beam theory distortion and is participated in the calculating of the accurate adjustment amount of track plate with the recommendation amplitude, strides the influence of beam practical distortion to the accurate adjustment amount of track plate thereby accurately counted under every load action.
Secondly, determine the accurate adjustment time limit.The accurate adjustment time limit is counted the accurate adjustment amount computational process of track plate.Because the time of being experienced after striding beam distortion and striding beam stretch-draw at end is relevant, so that the accurate adjustment amount data that calculate have is certain ageing at every turn.If accurately the adjustment amount data are expired, just can not continue on for construction operation again, and need be that benchmark carries out accurate adjustment amount data computing again with the current date.
At last, determine the accurate adjustment amount of track plate.Employing is striden beam theory distortion, recommendation amplitude and the participation of accurate adjustment time limit and is calculated, and determines the accurate adjustment amount of track plate, and more coincidence circuit designs the tread position, the track structure ride comfort is better to make its rail surface of track structure.
5, generate the accurate adjustment data file
According to the accurate adjustment amount of above-mentioned track plate, arrangement generates the accurate adjustment data file.
Each track plate generates two accurate adjustment data files: rail support groove data file and prism paired data file.
Description of drawings
Fig. 1 is three-dimensional definite flow chart of the accurate adjustment amount of rail system track plate continuously.
The specific embodiment
Now in conjunction with the accompanying drawings the present invention is done further detailed elaboration.
Fig. 1 shows the three-dimensional accurate adjustment amount of the rail system track plate constant current journey really continuously that the present invention relates to.
As shown in the figure, the three-dimensional accurate adjustment amount of rail system track plate constant current journey really continuously may further comprise the steps:
1, preprocessed data file
At first, to computer input or importing basic circuit data file, comprise circuit left side line planar line bit data file, right line planar line bit data file, longitudinal data file, left line fabric swatch data file and right line fabric swatch data file.Secondly, read in gauge deviation data file behind the track slab polishing, count of the influence of track slab polishing deviation its accurate adjustment amount.
2, beam type is striden in definition
At first, by importing dissimilar length, width of striding beam, stride beam head end 1/2 beam seam value, stride tailbeam 1/2 beam seam value, striding the beam orbit low spot discrepancy in elevation and stride beam sinking coefficient and determine that the type strides the geometric parameter of beam.
Secondly, by striding Liangping millet cake position defined file and cross section defined file dissimilar geometric point position information of striding beam are described.Wherein, stride millet cake position, Liangping defined file and be used for describing the planar point position relative coordinate of striding the beam upper surface, promptly define relative coordinate values such as geometry key point, control point and the characteristic point of striding the beam upper surface are horizontal, vertical, the discrepancy in elevation.Stride beam cross section defined file and be used for describing and stride the cross-section millet cake of beam position relative coordinate, i.e. the relative coordinate values such as the horizontal and discrepancy in elevation of geometry key point, control point and characteristic point on the beam cross section are striden in definition.
At last, by stride beam load defined file describe dissimilar stride that load causes on the beam stride the beam theory distortion.Stride in the beam load defined file, three-dimensional concrete solid is striden beam to be reduced to and to stride one section straight line that the beam longitudinal centre line overlaps, on this straight line, get some points, input and this point are corresponding respectively strides beam elastic deformation value by what track plate deadweight, bed plate deadweight, bridge deck load caused, and the whole stretch-draw different time node of distance stride beam shrinkage and creep deformation values.
3, the beam distributed intelligence is striden in input
Arrange file and stride beam layout file by importing bridge pier, read the distribution situation and the beam of striding beam road along the line design basis line and stitch relevant informations such as width, distance between centers of tracks, system beam date.Wherein, bridge pier is arranged file by the pairing design mileage of input different numbering bridge pier, and the interval numbering of the chain rupture at this mileage place, has described the distribution situation on bridge pier road along the line.Stride beam and arrange file, by import different numberings stride the pairing little mileage end bridge pier numbering of beam, big mileage end bridge pier numbering, entity stride the beam beam length, count the beam seam stride beam beam length, left and right sides line 1/2nd distance between centers of tracks, under stride information such as beam type, system beam date, beam seam width and distance between centers of tracks, described stride the beam attribute and with the corresponding situation of bridge pier.
Above-mentioned two described relevant informations of file are integrated, and carried out Distribution calculation, obtain striding the distribution situation of beam road along the line design basis line, and be stored in and stride in the beam distributed data base.
4, determine recommendation amplitude, accurate adjustment time limit and the accurate adjustment amount of track plate
At first, determine to stride the recommendation amplitude of beam.With the beam making field is the unit, every type stride in the beam, chooses some beams of striding and carries out the test of elastic deformation and shrinkage and creep, chooses some measuring points and carries out deformation measurement whenever striding line place, the beam left and right sides.To survey deformation values and stride the ratio of the theory deformation value in the beam load defined file as its recommendation amplitude.
Secondly, determine the accurate adjustment time limit.The accurate adjustment time limit is counted the accurate adjustment amount computational process of track plate.The accurate adjustment amount data that at every turn calculate have certain ageing.If accurately the adjustment amount data are expired, needing with the current date is that benchmark carries out accurate adjustment amount data computing again.
At last, determine the accurate adjustment amount of track plate.Employing is striden beam theory distortion, recommendation amplitude and the participation of accurate adjustment time limit and is calculated, and determines the accurate adjustment amount of track plate, and more coincidence circuit designs the tread position, the track structure ride comfort is better to make its rail surface of track structure.
5, generate the accurate adjustment data file
According to the accurate adjustment amount of above-mentioned track plate, arrangement generates the accurate adjustment data file.
Each track plate generates two accurate adjustment data files: rail support groove data file and prism paired data file.The rail support groove data file has mainly comprised the information such as eastern coordinate, northern coordinate and elevation of these all rail support grooves of track plate.Prism paired data file has comprised the pair relationhip of this track plate rail support groove numbering with the prism numbering.
Track plate involved in the present invention is accurately adjusted method for determination of amount, is applicable to the continuous rail system of any three dimensions, has taken into full account to stride the influence of the every distortion of beam to the accurate adjustment amount of track plate.Have strong innovation, practicality is good, and characteristics such as automaticity height, has tangible effect.
Claims (10)
1. the accurate adjustment amount of the continuous rail system track of three-dimensional plate is determined method, it is characterized in that may further comprise the steps: the preprocessed data file, beam type is striden in definition, the beam distributed intelligence is striden in input, determine recommendation amplitude, accurate adjustment time limit and the accurate adjustment amount of track plate, finally generate the accurate adjustment data file.
2. the accurate adjustment amount of three-dimensional according to claim 1 continuous rail system track plate is determined method, and it is characterized in that: the preprocessed data file comprises: to computer input or importing circuit left side line planar line bit data file, right line planar line bit data file, longitudinal data file, left line fabric swatch data file and right line fabric swatch data file; Read in gauge deviation data file behind the track slab polishing.
3. the accurate adjustment amount of three-dimensional according to claim 1 continuous rail system track plate is determined method, it is characterized in that, definition is striden beam type and is comprised: at first, and by importing dissimilar length, width of striding beam, stride beam head end 1/2 beam seam value, stride tailbeam 1/2 beam seam value, striding the beam orbit low spot discrepancy in elevation and stride beam sinking coefficient and determine that the type strides the geometric parameter of beam; Secondly, by striding Liangping millet cake position defined file and cross section defined file dissimilar geometric point position information of striding beam are described; At last, by stride beam load defined file describe dissimilar stride that load causes on the beam stride the beam theory distortion.
4. the accurate adjustment amount of three-dimensional according to claim 3 continuous rail system track plate is determined method, it is characterized in that, the beam theory distortion of striding that definition is striden in the beam type step comprises two parts, a part is to stride the beam elastic deformation by what the deadweight of track plate, bed plate deadweight, bridge deck load etc. caused, and another part is to stride the distortion of beam shrinkage and creep owing to what the prestressed reinforcement of striding beam is carried out whole stretch-draw causes.
5. the accurate adjustment amount of three-dimensional according to claim 3 continuous rail system track plate is determined method, it is characterized in that: striding in the beam load defined file in the beam type step striden in definition, three-dimensional concrete solid is striden beam to be reduced to and to stride one section straight line that the beam longitudinal centre line overlaps, and get some points, input and this point are corresponding respectively strides beam elastic deformation value by what track plate deadweight, bed plate deadweight, bridge deck load caused, and the whole stretch-draw different time node of distance stride beam shrinkage and creep deformation values.
6. the accurate adjustment amount of three-dimensional according to claim 1 continuous rail system track plate is determined method, it is characterized in that: it is by importing bridge pier layout file and stride beam and arrange file, reading the distribution situation and the beam of striding beam road along the line design basis line and stitch relevant informations such as width, distance between centers of tracks, system beam date that the beam distributed intelligence is striden in input; Above-mentioned two described relevant informations of file are integrated, carried out Distribution calculation, obtain striding the distribution situation of beam road along the line design basis line, and be stored in and stride in the beam layout data storehouse.
7. the accurate adjustment amount of three-dimensional according to claim 1 continuous rail system track plate is determined method, it is characterized in that: determine that the recommendation amplitude is the unit with the beam making field, every type stride in the beam, choose some beams of striding and carry out the test of elastic deformation and shrinkage and creep, choose some measuring points and carry out deformation measurement whenever striding line place, the beam left and right sides; To survey deformation values and stride the ratio of the theory deformation value in the beam load defined file as its recommendation amplitude.
8. the accurate adjustment amount of three-dimensional according to claim 1 continuous rail system track plate is determined method, it is characterized in that: determine that the accurate adjustment time limit counts the accurate adjustment amount computational process of track plate with the accurate adjustment time limit; If accurately the adjustment amount data are expired, just can not continue on for construction operation again, and need be that benchmark carries out accurate adjustment amount data computing again with the current date.
9. the accurate adjustment amount of three-dimensional according to claim 1 continuous rail system track plate is determined method, it is characterized in that, determine that the accurate adjustment amount of track plate is to adopt to stride beam theory distortion, recommendation amplitude and the participation calculating of accurate adjustment time limit, determine the accurate adjustment amount of track plate, more coincidence circuit designs the tread position, the track structure ride comfort is better to make its rail surface of track structure.
10. the accurate adjustment amount of three-dimensional according to claim 1 continuous rail system track plate is determined method, it is characterized in that generating the accurate adjustment data file is that each track plate generates two accurate adjustment data files: rail support groove data file and prism paired data file.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102637232A (en) * | 2012-04-12 | 2012-08-15 | 铁道第三勘察设计院集团有限公司 | Plane rapid automatic design method for railway second line |
| CN103761401A (en) * | 2014-02-14 | 2014-04-30 | 中铁第一勘察设计院集团有限公司 | Data processing method for integrated slab layout and construction of CRTSIII type ballastless track |
| CN105133493A (en) * | 2015-09-30 | 2015-12-09 | 成都市新筑路桥机械股份有限公司 | Embedded track structure suitable for middle-span and small-span bridge and construction method |
| CN105780633A (en) * | 2016-03-17 | 2016-07-20 | 孙红星 | Calculation and setting-out method for road curve containing broken chains in global navigation satellite system (GNSS) measurement equipment |
| CN106436501A (en) * | 2016-08-11 | 2017-02-22 | 长沙铁信交通科技有限公司 | Simultaneous operation method for fine adjustment of two tracks of high-speed rail |
| CN107153741A (en) * | 2017-05-19 | 2017-09-12 | 中南大学 | A kind of non-fragment orbit simulation adjustment amount is calculated and fine adjusting method |
| CN109811602A (en) * | 2019-03-13 | 2019-05-28 | 四川睿铁科技有限责任公司 | A kind of fining tune rail method and system of high-speed railway |
| CN110489936A (en) * | 2019-09-26 | 2019-11-22 | 中国铁路设计集团有限公司 | CRTSI type double-block type ballastless track design method on a kind of bridge |
| CN112376429A (en) * | 2020-10-21 | 2021-02-19 | 中铁二十局集团有限公司 | Construction method and device for ballastless track of continuous beam-arch combined bridge |
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- 2011-04-19 CN CN2011100969755A patent/CN102251446A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102637232B (en) * | 2012-04-12 | 2014-03-26 | 铁道第三勘察设计院集团有限公司 | Plane rapid automatic design method for railway second line |
| CN102637232A (en) * | 2012-04-12 | 2012-08-15 | 铁道第三勘察设计院集团有限公司 | Plane rapid automatic design method for railway second line |
| CN103761401A (en) * | 2014-02-14 | 2014-04-30 | 中铁第一勘察设计院集团有限公司 | Data processing method for integrated slab layout and construction of CRTSIII type ballastless track |
| CN103761401B (en) * | 2014-02-14 | 2016-07-06 | 中铁第一勘察设计院集团有限公司 | CRTS III type non-fragment orbit fabric swatch and construction integrated data processing method |
| CN105133493B (en) * | 2015-09-30 | 2017-03-22 | 成都市新筑路桥机械股份有限公司 | Embedded track structure suitable for middle-span and small-span bridge and construction method |
| CN105133493A (en) * | 2015-09-30 | 2015-12-09 | 成都市新筑路桥机械股份有限公司 | Embedded track structure suitable for middle-span and small-span bridge and construction method |
| CN105780633A (en) * | 2016-03-17 | 2016-07-20 | 孙红星 | Calculation and setting-out method for road curve containing broken chains in global navigation satellite system (GNSS) measurement equipment |
| CN106436501A (en) * | 2016-08-11 | 2017-02-22 | 长沙铁信交通科技有限公司 | Simultaneous operation method for fine adjustment of two tracks of high-speed rail |
| CN106436501B (en) * | 2016-08-11 | 2018-05-22 | 长沙铁信交通科技有限公司 | High-speed railway accurate adjustment double track while operational method |
| CN107153741A (en) * | 2017-05-19 | 2017-09-12 | 中南大学 | A kind of non-fragment orbit simulation adjustment amount is calculated and fine adjusting method |
| CN109811602A (en) * | 2019-03-13 | 2019-05-28 | 四川睿铁科技有限责任公司 | A kind of fining tune rail method and system of high-speed railway |
| CN110489936A (en) * | 2019-09-26 | 2019-11-22 | 中国铁路设计集团有限公司 | CRTSI type double-block type ballastless track design method on a kind of bridge |
| CN112376429A (en) * | 2020-10-21 | 2021-02-19 | 中铁二十局集团有限公司 | Construction method and device for ballastless track of continuous beam-arch combined bridge |
| CN112376429B (en) * | 2020-10-21 | 2022-09-13 | 中铁二十局集团有限公司 | Construction method and device for ballastless track of continuous beam-arch combined bridge |
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Application publication date: 20111123 |