CN103276644A - Rail traffic catenary system and conductor rail measuring method based on rail foundation pile control network - Google Patents
Rail traffic catenary system and conductor rail measuring method based on rail foundation pile control network Download PDFInfo
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- CN103276644A CN103276644A CN2013102220849A CN201310222084A CN103276644A CN 103276644 A CN103276644 A CN 103276644A CN 2013102220849 A CN2013102220849 A CN 2013102220849A CN 201310222084 A CN201310222084 A CN 201310222084A CN 103276644 A CN103276644 A CN 103276644A
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Abstract
The invention discloses a rail traffic catenary system and conductor rail measuring method based on a rail foundation pile control network. The method includes on-site pile delivery, calculation of interior work, center line measurement and level measurement, setting out and piling and settlement of interior work. The center line measurement includes 1, delivering the piles according to a route design drawing; 2, measuring the center line by a coordinate setting-out method; and 3, measuring level. Pile delivery documents include rectilinear and curvilinear permanent and added temporary bench marks, a king-pile mileage chart, a uniform mileage chart, a uniform mileage and construction mileage comparison chart, a slope chart and a leveling point chart, and guide line pile coordinates provided by design and a position distribution chart thereof. The rail traffic catenary system and conductor rail measuring method has the advantages that rail-less measurement is realized, technical support for accurate measurement is provided, and accuracy of hanger mounting and adjusting is improved greatly.
Description
Technical field
The present invention relates to track traffic contact net, rail measuring method, especially relate to based on the track foundation pile control net and carry out track traffic contact net, rail measuring method.
Background technology
Adopt the contact net trackless to measure, can solve effectively because engineering may restrict the negative effect that other specialized engineering brings, accelerate railway construction speed.Therefore, very high to the required precision of track traffic contact net, rail measurement.At present, the method for level gauge and total powerstation conjunction measuring is taked in the measurement of track traffic contact net, rail more, and the deficiency of its existence is that certainty of measurement is not high, complex operation, and each layout point data is relatively independent, occurs being difficult for check and correction adjustment at once after the error.
Summary of the invention
The object of the invention is to provide a kind of and carries out track traffic contact net, rail measuring method based on the track foundation pile control net.
For achieving the above object, the present invention takes following technical proposals:
Of the present inventionly carry out track traffic contact net, rail measuring method based on the track foundation pile control net, comprise that on-the-spot stake, interior industry calculating, center line survey and measurement of the level, setting-out piling, the interior industry handed over put step in order; Described center line survey step comprises the steps:
The first step, hand over stake according to the line design drawing; The described stake data of handing over comprises: traverse station stake coordinate and position distribution table thereof that straight line and curve, permanent ordnance bench mark and the provisional ordnance bench mark of setting up, king-pile mileometer, unified mileometer, unified mileage and the construction mileage table of comparisons, gradient table and bench mark table, design provide;
Second step, employing coordinate laying off carry out center line survey:
(1), measure along the downlink or uplink central lines of track and to determine that the downlink or uplink circuit props up a position, the upstream or downstream circuit props up a position and the downlink or uplink circuit props up a position in correspondence with each other;
(2), hand over the stake data to adopt a coordinate calculation to calculate contact net to prop up the coordinate figure at stake place and the coordinate figure of a stake place wire center stake according to the first step is described;
(3), adopt the total powerstation scene to carry out the coordinate setting-out of stake position and Center stake;
The 3rd step, measurement of the level:
Adopt the closed mensuration of level, namely since the bench mark of a known elevation, measure an elevation of each short wooden stake of stake place along roadbed, and survey the bench mark to another known elevation continuously, carry out closure inspection;
(1), survey station is located at the centers of continuous four stake spans, be middle viewpoint near a stake point of measuring apparatus, be forward and backward viewpoint away from a stake point of measuring apparatus;
(2), erect a Sopwith staff at a stake point place, adjust the reading that measuring apparatus centering is read Sopwith staff;
(3), on-the-spot calculating:
Measuring apparatus elevation=backsight point elevation+backsight;
In look elevation=measuring apparatus elevation-in look reading;
Turning point elevation=measuring apparatus elevation-forward reading;
To survey the discrepancy in elevation compares and obtains closing error with the design discrepancy in elevation;
(4), adjust:
When closing error when allowing the closing error scope, think that then certainty of measurement is qualified; At this moment, closing error should be adjusted at each point height, namely adjusts in length or the ratio of distance.
The coordinate setting-out step that adopts the total powerstation scene to carry out stake position and Center stake in described second step is:
One, total powerstation is put mirror in contact line conducting wire Zhi Jingdian position, reflecting prism places backsight point position, centering leveling separately; After in total powerstation, importing the coordinate figure of Zhi Jingdian, the rotation total powerstation is aimed at backsight point input backsight point coordinate, aims at the reflecting prism center then, point observation button emission laser, observe the laser reflection from eyepiece and aimed at behind the reflecting prism center by definite button, finish the foundation of coordinate system;
Two, set up coordinate system after, the layout point in peripheral to all range estimations by total powerstation are carried out the coordinate setting-out one by one, import each layout point coordinate figure; Reflecting prism is placed respectively on the line between Zhi Jingdian and each layout point, carry out bigness scale with eyepiece observation reflecting prism, making total powerstation screen display range difference by continuous adjustment reflecting prism position is zero, locate reflecting prism then and carry out leveling, again eyepiece is aimed at the reflecting prism center and carried out accurate measurement and check, thereby finish coordinate setting-out to each layout point; Make marks at each layout point place at last, each plays an auxilliary stake to be parallel and perpendicular to 1 meter position, circuit both sides in each layout point simultaneously, and does data record;
Three, during the curvilinear coordinate setting-out, rebulid coordinate system when running into turning point and carry out according to above-mentioned steps.
The invention has the advantages that and be mainly reflected in following several respects:
1, is to be based upon on the track specialty CPII Fundamentals of Measurement based on track foundation pile control net (CP-III) Technology of Precision Measurement, sets up coordinate-system, carry out coordinate Calculation, setting-out work again, realize " tracklessization " measurement.
2, based on the track circuit characteristics, be directed to track circuit formation level, vertical curve, curve drift angle and calculate, for accurate measurement provides technical support.
3, in the setting out survey process, use azimuth and plane coordinates calculating, easement curve coordinate Calculation, circular curve coordinate Calculation formula, for accurate measurement provides technical support.
4, set up the procedure system measurement method.
5, survey data and contact net top support positioner, suspension to get it right by meter and connect, and improved greatly to hang the precision of adjusting is installed.
Description of drawings
Fig. 1 is measurement setting-out schematic diagram of the present invention.
Fig. 2, Fig. 3 are in-site measurement schematic diagrames of the present invention.
The specific embodiment
Of the present inventionly carry out track traffic contact net, rail measuring method based on the track foundation pile control net, comprise that on-the-spot stake, interior industry calculating, center line survey and measurement of the level, setting-out piling, the interior industry handed over put step in order; Described center line survey step comprises the steps:
The first step, hand over stake according to the line design drawing; The described stake data of handing over comprises: traverse station stake coordinate and position distribution table thereof that straight line and curve, permanent ordnance bench mark and the provisional ordnance bench mark of setting up, king-pile mileometer, unified mileometer, unified mileage and the construction mileage table of comparisons, gradient table and bench mark table, design provide;
Second step, employing coordinate laying off carry out center line survey:
(1), as shown in Figure 1, measure definite downgoing line according to the line design drawing along the downgoing line center line and prop up a position, uplink props up a position and downgoing line props up a position in correspondence with each other;
(2), hand over the stake data to adopt a coordinate calculation to calculate contact net to prop up the coordinate figure at stake place and the coordinate figure of a stake place wire center stake according to the first step is described;
(3), adopt the total powerstation scene to carry out the coordinate setting-out of stake position and Center stake, as shown in Figure 2, its step is as follows:
One, total powerstation is put mirror in contact line conducting wire Zhi Jingdian A position, reflecting prism places backsight point B position, and described contact line conducting wire Zhi Jingdian A, backsight point B are given by design; Total powerstation, reflecting prism be centering leveling separately; After in total powerstation, importing the coordinate figure of Zhi Jingdian A, the rotation total powerstation is aimed at backsight point B input backsight point B coordinate, aims at the reflecting prism center then, point observation button emission laser, observe the laser reflection from eyepiece and aimed at behind the reflecting prism center by definite button, finish the foundation of coordinate system;
Two, set up coordinate system after, layout point C, D in peripheral to all range estimations respectively by total powerstation carry out the coordinate setting-out one by one, import each layout point coordinate figure; Be example with layout point C point now, at this moment, the horizontal sextant angle β at automatic display eyepiece and layout point C place on the total powerstation screen rotates eyepiece till the screen display angle is 0 ° by prompting; Reflecting prism is placed respectively on the line between Zhi Jingdian A and the layout point C, carry out bigness scale with eyepiece observation reflecting prism, the range difference that then shows reflecting prism position and layout point C on the screen, making total powerstation screen display range difference by continuous adjustment reflecting prism position is zero, locate reflecting prism then and carry out leveling, again eyepiece is aimed at the reflecting prism center and carried out accurate measurement and check, thereby finish coordinate setting-out to layout point C; Make marks at layout point C place at last, each makes a call to an auxilliary stake A to be parallel and perpendicular to 1 meter position, circuit both sides at layout point C simultaneously
,, B
,, C
,, D
,, and do data record;
Three, during the curvilinear coordinate setting-out, rebulid coordinate system when running into turning point and carry out according to above-mentioned steps;
The 3rd step, measurement of the level:
Adopt the closed mensuration of level, namely since the bench mark of a known elevation, measure an elevation of each short wooden stake of stake place along roadbed, and survey the bench mark to another known elevation continuously, carry out closure inspection; As shown in Figure 3,
(1), survey station is located at the centers of continuous four stake 1 ﹟, 2 ﹟, 3 ﹟, 4 ﹟ spans between bench mark BM1, the BM2, be middle viewpoint near a stake point of measuring apparatus, be forward and backward viewpoint away from a stake point of measuring apparatus;
(2), erect a Sopwith staff in a stake point position, adjust the reading that measuring apparatus centering is read Sopwith staff;
(3), on-the-spot calculating:
Measuring apparatus elevation=backsight point elevation+backsight;
In look elevation=measuring apparatus elevation-in look reading;
Turning point elevation=measuring apparatus elevation-forward reading;
To survey the discrepancy in elevation compares and obtains closing error with the design discrepancy in elevation;
(4), adjust:
When closing error when allowing the closing error scope, think that then certainty of measurement is qualified; At this moment, closing error should be adjusted at each point height, namely adjusts in length or the ratio of distance.
Claims (2)
1. one kind is carried out track traffic contact net, rail measuring method based on the track foundation pile control net, comprises that on-the-spot stake, interior industry calculating, center line survey and measurement of the level, setting-out piling, the interior industry handed over put step in order; It is characterized in that: described center line survey step comprises the steps:
The first step, hand over stake according to the line design drawing; The described stake data of handing over comprises: traverse station stake coordinate and position distribution table thereof that straight line and curve, permanent ordnance bench mark and the provisional ordnance bench mark of setting up, king-pile mileometer, unified mileometer, unified mileage and the construction mileage table of comparisons, gradient table and bench mark table, design provide;
Second step, employing coordinate laying off carry out center line survey:
(1), measure along the downlink or uplink central lines of track and to determine that the downlink or uplink circuit props up a position, the upstream or downstream circuit props up a position and the downlink or uplink circuit props up a position in correspondence with each other;
(2), hand over the stake data to adopt a coordinate calculation to calculate contact net to prop up the coordinate figure at stake place and the coordinate figure of a stake place wire center stake according to the first step is described;
(3), adopt the total powerstation scene to carry out the coordinate setting-out of stake position and Center stake;
The 3rd step, measurement of the level:
Adopt the closed mensuration of level, namely since the bench mark of a known elevation, measure an elevation of each short wooden stake of stake place along roadbed, and survey the bench mark to another known elevation continuously, carry out closure inspection;
(1), survey station is located at the centers of continuous four stake spans, be middle viewpoint near a stake point of measuring apparatus, be forward and backward viewpoint away from a stake point of measuring apparatus;
(2), erect a Sopwith staff at a stake point place, adjust the reading that measuring apparatus centering is read Sopwith staff;
(3), on-the-spot calculating:
Measuring apparatus elevation=backsight point elevation+backsight;
In look elevation=measuring apparatus elevation-in look reading;
Turning point elevation=measuring apparatus elevation-forward reading;
To survey the discrepancy in elevation compares and obtains closing error with the design discrepancy in elevation;
(4), adjust:
When closing error when allowing the closing error scope, think that then certainty of measurement is qualified; At this moment, closing error should be adjusted at each point height, namely adjusts in length or the ratio of distance.
2. carry out track traffic contact net, rail measuring method according to claim 1 is described based on the track foundation pile control net, it is characterized in that: the coordinate setting-out step that adopts the total powerstation scene to carry out stake position and Center stake in described second step is:
One, total powerstation is put mirror in contact line conducting wire Zhi Jingdian position, reflecting prism places backsight point position, centering leveling separately; After in total powerstation, importing the coordinate figure of Zhi Jingdian, the rotation total powerstation is aimed at backsight point input backsight point coordinate, aims at the reflecting prism center then, point observation button emission laser, observe the laser reflection from eyepiece and aimed at behind the reflecting prism center by definite button, finish the foundation of coordinate system;
Two, set up coordinate system after, the layout point in peripheral to all range estimations by total powerstation are carried out the coordinate setting-out one by one, import each layout point coordinate figure;
Reflecting prism is placed respectively on the line between Zhi Jingdian and each layout point, carry out bigness scale with eyepiece observation reflecting prism, making total powerstation screen display range difference by continuous adjustment reflecting prism position is zero, locate reflecting prism then and carry out leveling, again eyepiece is aimed at the reflecting prism center and carried out accurate measurement and check, thereby finish coordinate setting-out to each layout point; Make marks at each layout point place at last, each plays an auxilliary stake to be parallel and perpendicular to 1 meter position, circuit both sides in each layout point simultaneously, and does data record;
Three, during the curvilinear coordinate setting-out, rebulid coordinate system when running into turning point and carry out according to above-mentioned steps.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017185918A1 (en) * | 2016-04-29 | 2017-11-02 | 中铁第四勘察设计院集团有限公司 | Cpiii planar network measurement method |
| CN107687114A (en) * | 2017-08-24 | 2018-02-13 | 武汉迈普时空导航科技有限公司 | A kind of track absolute position and bias measurement method |
| CN111155383A (en) * | 2020-01-03 | 2020-05-15 | 中铁十五局集团路桥建设有限公司 | Large-span self-anchored steel box girder suspension bridge track lofting and measuring method |
| CN112066959A (en) * | 2020-08-31 | 2020-12-11 | 广船国际有限公司 | Method for mounting and measuring steel shell at end of immersed tube tunnel |
| CN112444235A (en) * | 2020-11-17 | 2021-03-05 | 中铁十二局集团电气化工程有限公司 | Trackless measurement method for regional evacuation platform of subway tunnel |
| CN113006052A (en) * | 2021-03-02 | 2021-06-22 | 江苏东交智控科技集团股份有限公司 | Bridge cast-in-place pile lofting method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112066959A (en) * | 2020-08-31 | 2020-12-11 | 广船国际有限公司 | Method for mounting and measuring steel shell at end of immersed tube tunnel |
| CN112066959B (en) * | 2020-08-31 | 2022-05-24 | 广船国际有限公司 | Method for mounting and measuring steel shell at end of immersed tunnel |
| CN112444235A (en) * | 2020-11-17 | 2021-03-05 | 中铁十二局集团电气化工程有限公司 | Trackless measurement method for regional evacuation platform of subway tunnel |
| CN113006052A (en) * | 2021-03-02 | 2021-06-22 | 江苏东交智控科技集团股份有限公司 | Bridge cast-in-place pile lofting method |
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Application publication date: 20130904 |