CN107700280B - Existing double railway lines line position reconstructing method - Google Patents

Existing double railway lines line position reconstructing method Download PDF

Info

Publication number
CN107700280B
CN107700280B CN201710846990.4A CN201710846990A CN107700280B CN 107700280 B CN107700280 B CN 107700280B CN 201710846990 A CN201710846990 A CN 201710846990A CN 107700280 B CN107700280 B CN 107700280B
Authority
CN
China
Prior art keywords
line
mileage
curve
track
design
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.)
Active
Application number
CN201710846990.4A
Other languages
Chinese (zh)
Other versions
CN107700280A (en
Inventor
陈光金
付宏平
冯威
李春雷
王杰
徐杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Railway First Survey and Design Institute Group Ltd
Original Assignee
China Railway First Survey and Design Institute Group Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China Railway First Survey and Design Institute Group Ltd filed Critical China Railway First Survey and Design Institute Group Ltd
Priority to CN201710846990.4A priority Critical patent/CN107700280B/en
Publication of CN107700280A publication Critical patent/CN107700280A/en
Application granted granted Critical
Publication of CN107700280B publication Critical patent/CN107700280B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01BPERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B2/00General structure of permanent way
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01BPERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B35/00Applications of measuring apparatus or devices for track-building purposes
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00Computer-aided design [CAD]

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Computer Hardware Design (AREA)
  • Evolutionary Computation (AREA)
  • Geometry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Train Traffic Observation, Control, And Security (AREA)

Abstract

The present invention relates to existing double railway lines line position reconstructing methods, after field data acquisition track centre and track clearance position data using broken line, curve carry out it is whole it is positive by the way of the whole positive calculation processing unit of constituent curve, determine that left lineation opinion straight line, the right lineation opinion straight line of framework construct curve adjusting;Whole positive mileage is penetrated through using left line, right line penetrates through the systems such as whole positive mileage, right line projection's mileage, widen value with track lining amount, track clearance, line spacing and meet Specialty Design requirement, takes into account design element threshold values, work business account element is that principle determines left and right line curve element;Existing double railway lines mathematical theory middle line is constituted, realizes the reconstruct of existing double railway lines line position.The present invention solves existing railway survey and design, construction and operation and conserves problem existing for aspect, maintenance department is engaged in extensive reference and reference value for the existing railways repetition measurement data processing such as high-speed railway, inter-city passenger rail, urban track traffic and unit in charge of construction, railway and ground ironworker.

Description

Existing double railway lines line position reconstructing method
Technical field
The invention belongs to existing railway reconstruction exploration, design, construction and work business maintenance and repair technology fields, and in particular to A kind of existing double railway lines line position reconstructing method.
Background technique
It requires to control net progress track laying using CPIII in " reconstructed railway Code for engineering surveying ", and does not have in standardizing It relates to control with CPIII and nets matched existing lineation opinion Coordinate of central line acquisition methods.
At present in existing railway survey and design and work progress, measurement unit still gets used to conventional reconnaissance mode, i.e., Mileage measures+shift out stake+coordinate system under the whole positive measurement pattern of simple curve;Unit in charge of construction using shift out stake and line spacing as Construction information.There are existing railway line positions that irregular, mileage measures that precision is low, measures mileage sits with theoretical for traditional measurement pattern Mark mismatches, song looks into the problems such as drift angle and shift out stake angle are inconsistent, the construction line-putting is inconvenient, leads to existing railway survey and design Middle line theoretical coordinate can not be provided, can not achieve the purpose constructed according to coordinate method.During existing railway is runed for a long time, rail Road inherently shifts with respect to design position, and the existing two-wire reconfiguration technique of railway is complicated, and influence factor is more.It is standardized from meeting It is required that setting out, need to study existing double railway lines line position reconfiguration technique method.
In recent years, have been brought to completion is open to traffic a large amount of newly built railways (such as high-speed railway, inter-city passenger rail, subway), these are novel Railway is generally double track railway, and as the service time promotes, external environment condition changes, these railways in the future may be without Faville Original design position is protected, implementing reconstruct to existing double railway lines line position is a kind of inexorable trend.
To previous general fast railway, to construct existing railway survey information management platform, realize to railway structure along the line, Installations and facilities position carries out accurate positionin and operation maintenance management, also needs research existing double railway lines line position reconfiguration technique Method.
Summary of the invention
The object of the present invention is to provide a kind of existing double railway lines line position reconstructing method, realize existing double railway lines according to Coordinate method is constructed, and achievees the purpose that controlling net using CPIII carries out track laying.
The technical scheme adopted by the invention is as follows:
Existing double railway lines line position reconstructing method, it is characterised in that:
The following steps are included:
Acquire existing railway track centerline, structures track clearance position data, carried out by broken line, curve it is whole just The whole positive calculation processing line element of mode constituent curve;
It is met the requirements, is taken into account and work business drift angle based on left line measuring point lateral deviation limits value, track clearance, orbital forcing The consistent condition of machine account information determines left lineation opinion straight line;
It is right based on left and right line parallel condition, left and right line line spacing, right line measuring point lateral deviation limits value, track clearance framework Lineation opinion straight line;
It is constant with both ends straight line, guarantee that drift angle is unique, straight line and the consistent principle construction curve adjusting of Curve Matching;
Whole positive mileage, the multiple mileage systems of right line projection's mileage are penetrated through using mileage, the whole positive mileage of left line perforation, right line is measured System, right line projection's mileage system use field operation chain rupture mode;
Widen value with track lining amount, track clearance, line spacing and meet Specialty Design requirement, takes into account the valve of setting design element Value, work business account element are that principle determines left and right line curve element;
The mathematical theory middle line of existing double railway lines is constituted, realizes the reconstruct of existing double railway lines line position.
Specifically includes the following steps:
Step 1: the acquisition of existing double railway lines field data:
(1) existing double railway lines establish CPI, CPII control net, and traditional shift out stake is replaced using CPI, CPII;CPI, The three-dimensional coordinate (K, X, Y, 3H) that operational railway center and track clearance control point are measured on the control point CPII or pass point, meets Both wired design was online, control both wired middle line line positions and restores the needs of rail mileage;
(2) existing double railway lines track centre coordinate acquisition is realized by following approach: GPS RTK technology, total station, survey Measure robot, electronic level, track detection car, vehicle-mounted LIDAR system, inertial navigation relative orbit somascope;
Step 2: the selection of existing double railway lines straight line:
(1) GPS RTK technology, total station, robot measurement, electronic level, track detection car, vehicle-mounted LIDAR system are called Three-dimensional coordinate (K, X, Y, 3H) data that a variety of measurement methods of system, inertial navigation relative orbit somascope obtain, are wanted according to design specialist The lateral deviation asked allows limits value, track clearance design value, carries out least square fitting linear optimal, select lateral deviation and The satisfactory left lineation opinion straight line terminus of track clearance;
(2) according to customized broken line standard (4 '), two kinds of broken line, curve line elements will be completely divided into automatically;And fitting is selected Measuring point is worked as on the theoretical line side selected, and reorganizes data file, as unit of single line element, complete completely left and right line it is existing in Line measurement data shunts, and as the input file of curve adjusting system, meets the needs for railway mass data processing of growing up;
Step 3: existing double railway lines curve adjusting calculation processing:
Using broken line, curve carry out it is whole it is positive by the way of the whole positive calculation processing system of constituent curve, it is constant with both ends straight line, Guarantee that drift angle is unique, straight line and the consistent principle construction curve adjusting of Curve Matching are added with track lining amount, track clearance, line spacing Width values are met the requirements, and meeting design specialist specification is principle;It is left according to the whole positive optimization of whole just → right line of left line → adjusting and optimizing The whole process flow just optimized of line → right line determines the whole positive element of left line, right line, is formed in the mathematical theory of existing double railway lines Line;Line traffic control stake achievement in the mathematical theory of left and right line, mileage corresponding relationship achievement is not only provided separately, but also right line is provided The normal direction corresponding relationship of chain rupture table, left line measuring point and right line solves the problems, such as to measure docking for mileage and theoretical mileage, realizes existing The one-to-one relationship of double track railway middle line theory mileage, coordinate;
Step 4: existing double railway lines design interface data generate:
Existing double railway lines design interface data are separately operable by 2 single line processing modes, and right line uses through chainage system System;Based on both wired mathematical theory middle line, the horizontal nonoculture of middle stake obtained using measurement of the level or other means is source number According to the corresponding relationship achievement of mileage and theoretical mileage being measured using the measuring point that whole positive calculation processing obtains, using naturalization mileage method Measuring point data naturalization is carried out to theoretical mileage and its elevation, the level for obtaining both wired design middle lines is single;In theoretical midline, theory The horizontal single performance data of journey, theoretical coordinate, middle line collectively constitutes design interface into diagram data.
In step 2 (1), measurement data rough error, track clearance inspection are embedded in, it is opposite using neighbouring measuring point lateral deviation Difference value judgement checks measurement data rough error and is rejected, horizontal based on measuring point by least square fitting digital simulation straight line It meets the requirements, also to take into account and the work business consistent item of drift angle machine account information to deviation limits value, track clearance, orbital forcing Part, while needing to consider broken line length factor;Lead-in spacing actual value, the processing being mutually connected simultaneously using left line, right line Mode is the existing line theoretical midline of the right line of condition System Based on Real-time Architecture based on left and right line, optimizes to fitting a straight line in parallel, is determined horizontal To the satisfactory right lineation opinion straight line terminus of deviation and track clearance;It is 5cm, building limit that default value, which is arranged, in lateral deviation Boundary's default value is the designed distance for controlling position famous dictum opinion middle line.
In step 2 (2), when both wired straight line is not straight, meeting orbital forcing and lateral deviation limits value, building Under the premise of limit requires, it is divided into broken line and is handled, straight line, broken line standard choice should use customized standard (dog-ear Value 4 ') it is used as threshold values, when dog-ear value is less than 4 ' when broken line processing, work as curve processing, broken line length when dog-ear value is greater than 4 ' 300 meters should not be shorter than;Both wired alignment unit was by straight line, broken line, circular curve, four kinds of easement curve basic alignment unit groups It closes;All fronts data " are broken the whole up into parts ", by broken line, curve alignment unit type, with straight line be public overlapping mode, will Left and right line is split into single processing unit data, measures that long in time limit, mileage is continuous in conjunction with both cable datas, cannot be once complete The characteristics of portion's processing completion, realizes that segmentation, connecting is handled by stages, meets railway of growing up using terminal characteristic mnemonics is calculated The needs of mass data processing.
In step 3, curve adjusting, which is calculated, calculates measuring point theory mileage by the normal direction approach coincidence method unrelated with measuring point mileage And the theoretical midline coordinate and track lining amount of measuring point;Reasonable curve adjusting construction method is selected, mathematical theory middle line meter is improved Model, measuring point corresponding relationship calculation method etc. are calculated, the relevant information of route design specialist is included in, the threshold values of design element is set, Including between curve track lining amount limits value, design speed per hour selection, most short circular curve, intermediate straight line length limitation value, drift angle fetch bit, line Away from judging and check measurement data rough error using neighbouring measuring point track lining amount relative difference variant and rejected;By building limit Boundary checks insertion, controls track lining amount and track clearance, provides lateral deviation and track clearance meets design specialist specification It is required that the whole positive element of left line;Right line uses two mileage systems: right line penetrates through whole positive mileage system, right line projection's mileage system System;Right line projection's mileage system uses field operation chain rupture mode, is arranged at the left line at big mileage end or the position HZ of right line;Curve It is whole that just also using calculating, terminal characteristic mnemonics realization segmentation, connecting is handled by stages.
It is integer according to mileage is measured in step 4, theoretical mileage and the not far feature in integer theory mileage interval, reason By mileage=whole positive mileage, mileage naturalization is implemented to measuring point, is designed and is accustomed to existing railway by point position attribute, interpolation integer It is horizontal single to form theoretical mileage for the elevation of theoretical mileage and interpolation the integer mileage;Plane is generated by design software format, indulges and breaks Face interface data file, utilizes design software direct mapping;It converts cumbersome both wired survey and design to and new line design side Formula is identical, realizes both upper figures of wired middle line and skiagraph design automation.
The invention has the following advantages that
Existing double railway lines line proposed by the present invention position reconfiguration technique method, i.e., according to existing new survey technique, new method, Based on the control point CPI, CPII or pass point in field data acquisition existing railway orbit centre coordinate (K, X, Y, 3H), according to measurement and Specialty Design code requirement and the data processing technique of innovation (left and right line linkage processing) carry out existing double railway lines line position weight Structure obtains mathematical theory middle line, provides the one-to-one relationship of theoretical mileage and theoretical coordinate, theoretical midline, the theory of output Horizontal single, the right line chain rupture table of mileage, theoretical coordinate, middle line, left and right line corresponding relationship outcome table, reconstruct line line spacing outcome table etc. Performance data collectively constitutes design data, and provides design input interface data, reaches design automation, realizes that existing railway is sat The construction of mark method achievees the purpose that controlling net using CPIII carries out track laying.
The present invention can well solve existing double railway lines survey and design, construction and operation and conserve hardly possible existing for aspect Topic, for the existing railways repetition measurement data processing such as high-speed railway, inter-city passenger rail, urban track traffic and unit in charge of construction, railway And ground ironworker is engaged in maintenance department with extensive reference and reference value.The present invention, can after the verifying of a large amount of engineering projects To widely popularize in existing double railway lines project, application prospect will be very extensive, and the economic and social benefit of generation is very huge Greatly.Existing double railway lines line proposed by the present invention position reconfiguration technique method, which can be used as, formulates in the future or revises survey of existing railway specification When reference frame, to both wired exploration means and exploration process change have important directive significance.
Detailed description of the invention
Fig. 1 is existing double railway lines line position reconfiguration technique method work flow diagram.
Fig. 2 is that existing double railway lines straight line selects system-computed flow chart.
Fig. 3 is existing double railway lines curve adjusting calculation processing system-computed flow chart.
Fig. 4 is existing double railway lines design interface data generation system calculation flow chart.
Specific embodiment
The present invention will be described in detail With reference to embodiment.
Existing double railway lines line of the present invention position reconstructing method, based on GPS RTK technology, total station, measurement machine The advanced measuring instruments such as people, electronic level, track detection car, vehicle-mounted LIDAR system, inertial navigation relative orbit somascope and measurement skill Art, operation mode that is perfect, improving existing both wired exploration, from instrument and equipment hardware, field operation operation technique method, data processing Theoretical system etc. further investigation, form existing double railway lines from field data automatic collection to survey and design, then to applying Work setting-out, work are engaged in maintenance complete set solution, develop matched data processing software, realization theory mileage with The one-to-one relationship of theoretical coordinate, and design data input interface is provided, reach design automation, realizes existing double railway lines It constructs according to coordinate method, achievees the purpose that controlling net using CPIII carries out track laying.
The reconstructing method includes field operation exploration and interior industry handles two parts, and field operation exploration is based on existing new survey technique (GPS RTK technology, total station, robot measurement, electronic level, track detection car, vehicle-mounted LIDAR system, inertial navigation relative orbit Somascope), provide existing double railway lines orbit centre, structures track clearance position (K, X, Y, 3H) coordinate.At interior industry The orbit centre coordinate provided based on field operation exploration is provided and carries out the reconstruct of existing double railway lines line position, including straight line selects system number According to processing method, curve adjusting calculation processing system data processing method, design interface data generation system data processing method Etc. the work of several aspects.Existing double railway lines line position reconfiguration technique method work flow diagram is shown in Fig. 1.
One, field operation exploration process and data processing method:
Existing railway establishes CPI, CPII control net, and traditional shift out stake is replaced using CPI, CPII, controls in CPI, CPII Existing railway orbit centre coordinate is measured on system point or pass point, can satisfy the upper figure needs of both wired design specialists, it can It controls both wired middle line line positions and restores rail mileage.Implementing the exploration of existing railway field operation mainly includes horizontal control survey, height The contents such as process control measurement, orbit centre measurement of coordinates, rail level center stake leveling.
Orbit centre measurement of coordinates uses existing new technology (GPS RTK technology, total station, robot measurement, electronic leveler Instrument, track detection car, vehicle-mounted LIDAR system, inertial navigation relative orbit somascope), it obtains orbit centre three-dimensional coordinate (K, X, Y, 3H) Achievement information reaches the target that existing double railway lines survey and design processing system is adapted to new survey technique development.
Two, data processing process and method:
Three-dimensional information (K, X, Y, the 3H) data obtained using field operation, study the determination method of existing lineation opinion straight line with Principle;Completely existing center line survey data distribution mode;Track clearance embedded technology;Line traffic control in the existing line number theory of two-wire Architecting method, the existing line number theory middle line acquisition methods of two-wire and principle (curve adjusting calculating), the measuring point of stake measure mileage With the corresponding relationship calculation of theoretical mileage;Two-wire mileage system, chain rupture set-up mode;Take into account line spacing widen, track lining amount, Track clearance inspection method;Left and right line relativeness calculation method;Two-wire design interface data etc..Solve existing two-wire middle line The one-to-one correspondence problem of theoretical mileage and theoretical coordinate.It realizes exploration, design treatment automation, reaches existing two-wire using coordinate Method construction solves to carry out this problem of track laying using CPIII.
1, existing double railway lines straight line selects system data processing method:
The calculation process of existing double railway lines straight line selection system is shown in Fig. 2.
The system is capable of calling GPS RTK coordinate method, track detection car system, inertial navigation relative trolley somascope, vehicle-mounted LIDAR system (K, X, Y, 3H) data that the measurement methods such as system obtain allow limits value according to the lateral deviation that design specialist requires, consider line Spacing, left and right line link processing simultaneously, after least square fitting digital simulation straight line, are limited based on measuring point lateral deviation Value, orbital forcing element (broken line dog-ear) are met the requirements, and are taken into account and the consistent condition of work business drift angle machine account information, consideration broken line Length factor, and check whether track clearance meets the requirements, least square fitting linear optimal is carried out, lateral deviation is selected, builds Build the satisfactory left and right lineation opinion straight line terminus of limit.
System will completely be divided into two kinds of broken line, curve line elements according to customized broken line standard (4 ').And selection will be fitted Measuring point is worked as in theoretical line side start, end, with theoretical line side for public overlap joint, is unit by line element, reorganizes data file, It completes completely existing middle line (left line, right line) measurement data to shunt, as the input file of curve adjusting system, meets iron of growing up The needs of road mass data processing.
2, existing double railway lines curve adjusting calculation processing system data processing method:
Whole positive calculating is carried out using the alignment unit data (curve, broken line) after shunting, data calculation flow chart is shown in Fig. 3.
This method not only can use rail heart coordinate, but also can use outer rail coordinate;Fitting theory straight line terminus is received Enter the existing line theoretical midline control stake of measurement data file framework, realizes that song is looked into drift angle and matched unanimously with straight line drift angle;Whole positive meter The relevant information being included in route design specialist is calculated, threshold values (such as curve track lining amount limits value, design speed per hour of design element are set Selection, most short circular curve, intermediate straight line length limitation value, drift angle fetch bit, line spacing, track clearance design value etc.), it can be realized and dial Road amount meets the requirements, the reasonable target of track clearance, and provides the whole positive element for meeting design specialist code requirement, is formed existing The left line number theory middle line of line;Measuring point theory mileage, measuring point are calculated by unrelated with measuring point mileage normal direction approach coincidence method Theoretical midline coordinate and track lining amount.
When the whole positive calculating of right line, line same interface processing in left and right is whole just as a result, carry out whole positive inspection to right line according to left line, Take into account work business account curve element, should track lining amount meet the requirements, track clearance it is reasonable, also to carry out line spacing inspection, make line Spacing widens value and meets code requirement, this is one very important link of curve adjusting.
Curve adjusting solves the problems, such as to measure docking for mileage and theoretical mileage, realizes middle line theory mileage, coordinate one by one Corresponding relationship.Broken line and curve continuous processing together, for mileage using HZ as tie point, guarantee measuring point track lining amount is accurate, mileage without Seam linking.
3, existing double railway lines design interface data generation system data processing method
Design interface data generation system is to utilize whole positive calculation processing based on both wired mathematical theory middle line The corresponding relationship achievement of measuring point and theoretical position, theoretical midline control stake achievement, the horizontal nonoculture of middle stake obtained with the measurement of the level It is calculated for source data, is respectively calculated by left and right line, design interface data calculation flow chart is shown in Fig. 4:
When generating design interface data, using the measuring point that whole positive computing system is handled measure mileage and theoretical mileage (= Whole positive mileage) corresponding relationship achievement, for meet design specialist customary way (integer mileage) requirement, according to measure mileage be it is whole Number, theoretical mileage (broken number) and the not far feature in integer theory mileage interval, using naturalization mileage method (between 2 measuring points, On the basis of its theoretical mileage, interpolation goes out the theoretical mileage of integer (20m, 50m) of point-to-point transmission and its elevation carries out measuring point data and returns Change, the level for obtaining both wired design middle lines is single, forms design interface into diagram data.
From the above, the present invention is capable of providing both wired design middle line theoretical coordinate, solves in both wired middle line theories The one-to-one correspondence problem of journey and theoretical coordinate.It realizes exploration, design treatment automation, reaches existing two-wire and applied using coordinate method Work meets the needs of unit in charge of construction carries out track laying using CPIII.
Three, existing double railway lines line position reconfiguration technique methods engineering is verified:
Using meet in analogue data meet outside the whole positive software of proof method, simple curve meet outside proof method, CAD proof method, The various ways such as proof method and Practical Project survey and design practical application are calculated by hand, and skill is reconstructed to existing double railway lines line position The each calculating link of art method has carried out comprehensive engineering test and verifying:
1, the selection of straight line is fitted comparison conclusion: 10 straight lines of verifying, coordinate is poor within 0.5mm, Straight line fitting achievement is reliable.
2, straight line lateral deviation achievement comparison conclusion: 10 straight lines, whole straight line measuring point lateral deviations are complete Unanimously, only 0.1mm, fitting a straight line side and lateral deviation achievement are reliable for maximum transversal deviation.
3, centerline data shunts verifying conclusion: curve distributes 4 JD, consistent with actual conditions.
4, be open to traffic mileage proof list (calculate compare by hand): through chainage verifying is calculated directly with controlling a theoretical coordinate Line segment mileage;It is to calculate be open to traffic by hand according to calculated curve length with whole positive curve element achievement using conventional program Mileage, the mileage calculated with system are verified, and are penetrated through theoretical mileage and are verified conclusion: the perforation theory mileage and hand that system calculates Work calculates that mileage is poor within 1mm, and caused by mainly fetch bit influences, the theoretical mileage achievement of system-computed is reliable.
5, curve adjusting track lining amount achievement is verified: in system and four curve timber piles of the whole positive software calculating of commercial simple curve Journey is consistent, and there is only fetch bit difference;Track lining amount is poor within 0.5mm, and the whole positive achievement of system is reliable.
6, meet verifying (CAD diagram amount compares) outside curve corresponding relationship (mileage, track lining amount): being sat using whole positive control stake Mark (starting point, intersection point, terminal) and curve element generative theory middle line CAD lines are arrived by all measuring point plottings into figure as measuring point The vertical line of theoretical midline measures measuring point to the distance of intersection point as figure amount track lining amount (lateral deviation) by hand, measures intersection point by hand Distance to nearest hundred-metre post calculates measuring point CAD diagram amount mileage, checkpoint selected in each alignment unit respectively (straight line, it is slow 1, Circular curve, slow 2, straight line).Verification result shows: the track lining amount and the poor maximum 0.6mm of CAD diagram amount track lining amount of system-computed; CAD diagram amount mileage (design software reckoning) and system calculate theoretical mileage deviation maximum 5.0mm, in gradually increasing trend, mainly It is caused by software calculating fetch bit (curve drift angle) difference is gradually accumulated.
7, design interface data verification is compared.When verifying, merge horizontal single and measuring point corresponding relationship by hand and in EXCEL 3D/2D/1D point is distinguished in sequence, by adjacent measuring point mileage relationship, interpolation integer theory mileage and its elevation, forms manual levelling The theoretical level digital ratio of Dan Bingyu system output is relatively verified.Verify conclusion: the theoretical level list of system-computed and by hand arrangement water Flat list achievement is completely the same, and the horizontal single achievement method for sorting of Systems Theory is perfect, and correct to various treatment on special problems, achievement can It leans on.
Verify conclusion: existing double railway lines line position reconfiguration technique method calculating achievement is reliable, and track lining meter is calculated accurately really, program Meet outside all right.The mathematical model that theory calculates is perfect, reasonable, and outcomes are reliable, shows in terms of practice good Engineering applicability, have popularization and application condition.
The present invention thoroughly changes traditional existing railway survey and design mode, by a series of data processing technique of innovations, Existing double railway lines line position is reconstructed, the one-to-one relationship of theoretical mileage and theoretical coordinate is provided, in the theory of generation The performance datas such as line, theoretical mileage, theoretical coordinate, the horizontal list of middle line collectively constitute design data, and provide design data input Interface reaches design automation, realizes the construction of existing railway coordinate method, reaches and controls net progress track laying using CPIII Purpose.
Existing double railway lines line proposed by the present invention position reconfiguration technique method is applicable not only to conventional railway exploration project, together Sample is also applied for the existing railways repetition measurement data processing such as high-speed railway, inter-city passenger rail, urban track traffic, to unit in charge of construction, iron There are very useful reference value in road and ground ironworker business maintenance department, and application prospect is very wide.
The contents of the present invention are not limited to cited by embodiment, and those of ordinary skill in the art are by reading description of the invention And to any equivalent transformation that technical solution of the present invention is taken, all are covered by the claims of the invention.

Claims (5)

1. existing double railway lines line position reconstructing method, it is characterised in that:
The following steps are included:
The data for acquiring existing railway track centerline, structures track clearance position, whole positive side is carried out by broken line, curve The whole positive calculation processing line element of formula constituent curve;
It is met the requirements, is taken into account and work business drift angle account based on left line measuring point lateral deviation limits value, track clearance, orbital forcing The consistent condition of information determines left lineation opinion straight line;
Based on left and right line parallel condition, left and right line line spacing, right line measuring point lateral deviation limits value, the right lineation of track clearance framework By straight line;
It is constant with both ends straight line, guarantee that drift angle is unique, straight line and the consistent principle construction curve adjusting of Curve Matching;
Whole positive mileage, the right multiple mileage systems of line projection's mileage are penetrated through using mileage, the whole positive mileage of left line perforation, right line is measured, Right line projection's mileage system uses field operation chain rupture mode;
Widen value with track lining amount, track clearance, line spacing and meet Specialty Design requirement, takes into account threshold values, the work of setting design element Business account element is that principle determines left and right line curve element;
The mathematical theory middle line of existing double railway lines is constituted, realizes the reconstruct of existing double railway lines line position;
Specifically includes the following steps:
Step 1: the acquisition of existing double railway lines field data:
(1) existing double railway lines establish CPI, CPII control net, and traditional shift out stake is replaced using CPI, CPII;In CPI, CPII The three-dimensional coordinate (K, X, Y, 3H) that operational railway center and track clearance control point are measured on control point or pass point, meets existing Line designs needs that are online, controlling both wired middle line line positions and recovery rail mileage;
(2) existing double railway lines track centre coordinate acquisition is realized by following approach: GPS RTK technology, total station, measuring machine Device people, electronic level, track detection car, vehicle-mounted LIDAR system, inertial navigation relative orbit somascope;
Step 2: the selection of existing double railway lines straight line:
(1) it calls GPS RTK technology, total station, robot measurement, electronic level, track detection car, vehicle-mounted LIDAR system, be used to Lead three-dimensional coordinate (K, X, Y, 3H) data that a variety of measurement methods of relative orbit somascope obtain, the cross required according to design specialist Allow limits value, track clearance design value to deviation, carry out least square fitting linear optimal, selects lateral deviation and building limit The satisfactory left lineation opinion straight line terminus in boundary;
(2) according to customized 4 ' standard of broken line dog-ear, two kinds of broken line, curve line elements will be completely divided into automatically;And fitting is selected Theoretical line side work as measuring point, reorganize data file, as unit of single line element, complete the completely left and right existing middle line of line Measurement data shunts, and as the input file of curve adjusting system, meets the needs for railway mass data processing of growing up;
Step 3: existing double railway lines curve adjusting calculation processing:
Using broken line, curve carry out it is whole it is positive by the way of the whole positive calculation processing system of constituent curve, it is constant with both ends straight line, guarantee Drift angle is unique, and straight line and the consistent principle construction curve adjusting of Curve Matching widen value with track lining amount, track clearance, line spacing It meets the requirements, and meeting design specialist specification is principle;According to the whole positive left line of optimization → adjusting and optimizing of whole just → right line of left line → The whole process flow just optimized of right line determines the whole positive element of left line, right line, forms the mathematical theory middle line of existing double railway lines; Line traffic control stake achievement in the mathematical theory of left and right line, mileage corresponding relationship achievement is not only provided separately, but also right line chain rupture is provided The normal direction corresponding relationship of table, left line measuring point and right line solves the problems, such as to measure docking for mileage and theoretical mileage, realizes existing two-wire The one-to-one relationship of railway axis theory mileage, coordinate;
Step 4: existing double railway lines design interface data generate:
Existing double railway lines design interface data are separately operable by 2 single line processing modes, and right line uses through chainage system;With Both based on wired mathematical theory middle line, the horizontal nonoculture of middle stake obtained using measurement of the level or other means is source data, benefit The corresponding relationship achievement that mileage and theoretical mileage are measured with the measuring point that whole positive calculation processing obtains, using naturalization mileage method to theory Mileage and its elevation carry out measuring point data naturalization, and the level for obtaining both wired design middle lines is single;Theoretical midline, theoretical mileage, reason Design interface is collectively constituted into diagram data by coordinate, the horizontal single performance data of middle line.
2. existing double railway lines line according to claim 1 position reconstructing method, it is characterised in that:
In step 2 (1), measurement data rough error, track clearance inspection are embedded in, using neighbouring measuring point lateral deviation relative different Value judgement checks measurement data rough error and is rejected, laterally inclined based on measuring point by least square fitting digital simulation straight line Poor limits value, track clearance, orbital forcing are met the requirements, also to take into account with work be engaged in the consistent condition of drift angle machine account information, together When need to consider broken line length factor;Lead-in spacing actual value, the processing mode being mutually connected simultaneously using left line, right line, In parallel it is the existing line theoretical midline of the right line of condition System Based on Real-time Architecture based on left and right line, fitting a straight line is optimized, determines laterally inclined Difference and the satisfactory right lineation opinion straight line terminus of track clearance;It is 5cm that default value, which is arranged, in lateral deviation, and track clearance lacks Province's value is to control the designed distance of position famous dictum opinion middle line.
3. existing double railway lines line according to claim 1 position reconstructing method, it is characterised in that:
In step 2 (2), when both wired straight line is not straight, meeting orbital forcing and lateral deviation limits value, track clearance It under the premise of it is required that, is divided into broken line and is handled, straight line, broken line standard choice should use customized 4 ' conduct of broken line dog-ear Threshold values works as curve processing when dog-ear value is greater than 4 ', broken line length should not be shorter than when dog-ear value is less than 4 ' when broken line processing 300 meters;Both wired alignment unit was combined by straight line, broken line, circular curve, four kinds of easement curve basic alignment units;It will be completely Data " break the whole up into parts ", by broken line, curve alignment unit type, with straight line be public overlapping mode, left and right line is divided equally Flow into single processing unit data, in conjunction with both cable datas measure it is long in time limit, mileage is continuous, once cannot all handle completion Feature realizes that segmentation, connecting is handled by stages, meets railway mass data processing of growing up using terminal characteristic mnemonics is calculated Needs.
4. existing double railway lines line according to claim 1 position reconstructing method, it is characterised in that:
In step 3, curve adjusting calculate by unrelated with measuring point mileage normal direction approach coincidence method calculate measuring point theory mileage and The theoretical midline coordinate and track lining amount of measuring point;Reasonable curve adjusting construction method is selected, line computation mould in mathematical theory is improved Type, measuring point corresponding relationship calculation method etc., are included in the relevant information of route design specialist, and the threshold values of design element is arranged, including Curve track lining amount limits value, design speed per hour selection, most short circular curve, intermediate straight line length limitation value, drift angle fetch bit, line spacing, are adopted Measurement data rough error is judged and checked with neighbouring measuring point track lining amount relative difference variant and rejected;Track clearance is checked Insertion, controls track lining amount and track clearance, provides lateral deviation and track clearance meets design specialist code requirement The left whole positive element of line;Right line uses two mileage systems: right line penetrates through whole positive mileage system, right line projection's mileage system;Right line It projects mileage system and uses field operation chain rupture mode, be arranged at the left line at big mileage end or the position HZ of right line;Curve adjusting Realize that segmentation, connecting is handled by stages using terminal characteristic mnemonics is calculated.
5. existing double railway lines line according to claim 1 position reconstructing method, it is characterised in that:
It is integer according to mileage is measured in step 4, theoretical mileage and the not far feature in integer theory mileage interval, in theoretical Journey=whole positive mileage is implemented mileage naturalization to measuring point, is designed and be accustomed to existing railway by point position attribute, and interpolation integer is theoretical It is horizontal single to form theoretical mileage for the elevation of mileage and interpolation the integer mileage;Plane is generated by design software format, vertical section connects Mouth data file, utilizes design software direct mapping;It converts cumbersome both wired survey and design to and new line design method phase Together, both upper figures of wired middle line and skiagraph design automation are realized.
CN201710846990.4A 2017-09-19 2017-09-19 Existing double railway lines line position reconstructing method Active CN107700280B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710846990.4A CN107700280B (en) 2017-09-19 2017-09-19 Existing double railway lines line position reconstructing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710846990.4A CN107700280B (en) 2017-09-19 2017-09-19 Existing double railway lines line position reconstructing method

Publications (2)

Publication Number Publication Date
CN107700280A CN107700280A (en) 2018-02-16
CN107700280B true CN107700280B (en) 2019-06-28

Family

ID=61172940

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710846990.4A Active CN107700280B (en) 2017-09-19 2017-09-19 Existing double railway lines line position reconstructing method

Country Status (1)

Country Link
CN (1) CN107700280B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108661185A (en) * 2018-04-02 2018-10-16 中国十七冶集团有限公司 A kind of Tall Buildings space cantilever closes up the construction method of measurement
CN110232226B (en) * 2019-05-28 2021-09-21 北京交通大学 Planar line shape reconstruction design method for lines on railway bridge
AT523717B1 (en) 2020-06-18 2021-11-15 Hp3 Real Gmbh Method for measuring a track position
CN113177042B (en) * 2021-05-12 2023-03-31 中移智行网络科技有限公司 Map track line processing method and device
CN114580084B (en) * 2022-03-11 2024-04-30 中铁第一勘察设计院集团有限公司 Fitting method for planar linear visualization reconstruction of existing rail transit line
CN115027507B (en) * 2022-06-07 2024-05-28 中铁二院工程集团有限责任公司 Railway line structure additionally arranged in boundary of existing railway land and train running method
CN116029036B (en) * 2023-02-14 2023-11-03 中国铁道科学研究院集团有限公司 Planar coordinate measurement data lap joint method and system for operation common speed railway
CN116933355B (en) * 2023-05-22 2024-02-27 中国铁道科学研究院集团有限公司铁道建筑研究所 Method and device for identifying rough difference points in railway line measurement data

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101602329A (en) * 2009-07-01 2009-12-16 中铁七局集团电务工程有限公司 The construction method of railway existing line 250km/h contact net system
CN202023128U (en) * 2011-01-01 2011-11-02 俞钟晓 Two-way multi-lane roadway
CN102561118A (en) * 2011-12-15 2012-07-11 江西日月明铁道设备开发有限公司 Quick fine tuning method for ballastless track of high-speed rail based on track deviation
CN102616154A (en) * 2011-12-26 2012-08-01 中铁六局集团有限公司 Construction method for modifying head span of existing line of railway
WO2014187437A1 (en) * 2013-05-23 2014-11-27 DT - Výhybkárna a strojírna, a.s. Switch with straight line and turning line

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101602329A (en) * 2009-07-01 2009-12-16 中铁七局集团电务工程有限公司 The construction method of railway existing line 250km/h contact net system
CN202023128U (en) * 2011-01-01 2011-11-02 俞钟晓 Two-way multi-lane roadway
CN102561118A (en) * 2011-12-15 2012-07-11 江西日月明铁道设备开发有限公司 Quick fine tuning method for ballastless track of high-speed rail based on track deviation
CN102616154A (en) * 2011-12-26 2012-08-01 中铁六局集团有限公司 Construction method for modifying head span of existing line of railway
WO2014187437A1 (en) * 2013-05-23 2014-11-27 DT - Výhybkárna a strojírna, a.s. Switch with straight line and turning line

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
铁路既有线测量及设计一体化模式研究;陈光金等;《铁道勘察》;20111231(第6期);第1-5页,第8页

Also Published As

Publication number Publication date
CN107700280A (en) 2018-02-16

Similar Documents

Publication Publication Date Title
CN107700280B (en) Existing double railway lines line position reconstructing method
CN108917638B (en) On-vehicle measuring device of three-dimensional deformation monitoring of subway tunnel based on benchmark transmission
CN114329749B (en) Method for horizontal-vertical integrated auxiliary optimization design of existing railway
CN107609300B (en) A kind of existing railway planar line position integrative reconstruction design method
CN104575075B (en) A kind of city road network vehicle coordinate bearing calibration based on the Big Dipper and device
CN101614127B (en) Method for surveying river-crossing leveling during shield breakthrough construction
CN209541686U (en) The mounted measuring apparatus for vehicle of subway tunnel 3 d deformation monitoring based on datum tool
CN111597509B (en) Railway center line measuring and setting method based on reference ellipsoid
CN102750413B (en) Data processing and mapping method of topographic surveying of electric transmission line tower positions
CN110375711A (en) Ring network trackless measurement construction method in a kind of subway tunnel
CN105070088A (en) GPS docking highway milepost number system and implementation method thereof
CN102251451A (en) Track geometric state measurement system and method based on multisource information fusion technology
CN111623757A (en) CPII control network measuring method in long and large tunnel with receiving well
CN106758602A (en) A kind of staticaccelerator track ride comfort detecting system and method
CN101539410A (en) Existing railway survey method based on total station
CN102495413A (en) Method for acquiring transmission line tower coordinate
CN105740505A (en) GPS-RTK technology based road space line shape recovery method
CN111191307A (en) Earthwork virtual construction method based on BIM + GIS technology
CN112941992A (en) Automatic track smoothness tamping system for newly-built ballast railway
CN106777837A (en) A kind of urban road noise source strength Forecasting Methodology and device
CN108648444A (en) A kind of signalized intersections postitallation evaluation method based on grid model
CN113884077A (en) Ordinary-speed railway control network in operation period and measuring and setting method thereof
CN114740510A (en) Operation and maintenance railway digital tamping method and system based on linear measurement
CN111895962A (en) Method for monitoring deformation of operation subway station
CN103344297B (en) The reservoir storage survey method of underground water seal cave depot

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant