CN101736661A - Fine adjusting method for track slab of slab type ballastless track - Google Patents
Fine adjusting method for track slab of slab type ballastless track Download PDFInfo
- Publication number
- CN101736661A CN101736661A CN200910312576A CN200910312576A CN101736661A CN 101736661 A CN101736661 A CN 101736661A CN 200910312576 A CN200910312576 A CN 200910312576A CN 200910312576 A CN200910312576 A CN 200910312576A CN 101736661 A CN101736661 A CN 101736661A
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- track
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- foundation pile
- fine adjusting
- adjusting method
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B35/00—Applications of measuring apparatus or devices for track-building purposes
Abstract
The invention discloses a fine adjusting method for a track slab of a slab type ballastless track, which comprises the following steps: a total station carries out free station establishment according to a foundation pile control net; speed adjustment marking frames are placed in the positions of a pair of front bolt holes, a pair of middle bolt holes and a pair of back bolt holes on a track slab; the total station measures coordinates of six high-precision small prisms on the speed adjustment marking frames and transmits measurement data to a working computer by a wireless module; the returned measurement data is compared with a theoretical design value which is input into the working computer in advance, and a deviation between the practical position and the design position is calculated by track slab fine adjusting measurement software; and the position of the track slab is adjusted according to the adjusting amount displayed on the computer. The total station carries out free station establishment directly by the foundation pile control net without measuring or establishing a fine adjusting point, and the method has high measurement precision and construction efficiency and low cost.
Description
Technical field
The present invention relates to a kind of ballastless track boards fine adjusting method, especially a kind of CRTS II type fine adjusting method for track slab of slab type ballastless track.
Background technology
Be accompanied by the arriving of the upsurge in construction of China Express Railway, traditional ballasted track has reached the limit of supporting capacity under the bullet train action of long-term load, the smooth-going degree variation of track, and the maintenance activity amount strengthens, available maintenance time is fewer and feweri, has seriously hindered the development of high-speed railway.
At present, domestic special line for passenger trains track has all adopted non-fragment orbit basically, and the form of non-fragment orbit mainly contains two kinds: double-block type ballastless track and plate-type ballastless track.Plate-type ballastless track, the CRTS I template formula of mainly classifying non-fragment orbit, CRTS II type plate-type ballastless rail and CRTSIII template formula non-fragment orbit.CRTS II template formula non-fragment orbit (CRTS II SlabBallastless Track), the pre-track plate is adjusted layer, the continuous track plate non-fragment orbit structural shape on the reinforced concrete footing with sliding layer (bridge) of concrete bearing layer that the scene of being laid on paves or cast in situs by cement asphalt mortar.CRTS II template formula non-fragment orbit has characteristics such as high ride, high stability, high-durability because of it, be widely used at high-speed railway Line for Passenger Transportation construction field.
CRTS II template formula non-fragment orbit rail is one of China's non-fragment orbit structure, and its top-down main building block has: rail and fastener, track plate, cement asphalt mortar supporting layer and rigid supporting layer.China used the polar coordinate measurement method in the past, sets up prism and carry out setting-out on the track plate.There are problems such as construction precision is difficult to be controlled, and efficient is low.The rich lattice plate fine adjusting method of Germany utilizes total powerstation to establish the station by foundation pile control net, and the second-order levelling of setting-out track slab precision adjustment point, and employing then method is measured the elevation of settlement.In track slab precision adjustment, use and force centralising device that total powerstation is placed on the accurate adjustment point, the altitude data of total powerstation derives from the elevation of accurate adjustment point, and direction obtains by the foundation pile control net intersection, simultaneously compares inspection with the coordinate of accurate adjustment point and establishes the station precision.This method significant disadvantages is to have the operation that accurate adjustment point is established in survey, and when having increased engineering quantity, the accurate adjustment dot mark has increased much cost.
Summary of the invention
The objective of the invention is provides a kind of fine adjusting method for track slab of slab type ballastless track at above-mentioned deficiency of the prior art.This method does not need to survey establishes the accurate adjustment point, and total powerstation directly carries out freely establishing the station by foundation pile control net, certainty of measurement, efficiency of construction height, and cost is low.
For achieving the above object, the technical solution adopted for the present invention to solve the technical problems is:
A kind of fine adjusting method for track slab of slab type ballastless track comprises the steps:
(1) total powerstation carries out freely establishing the station according to foundation pile control net, and this foundation pile control net comprises the control foundation pile;
(2) the position of sound production velocity modulation frame of three pairs of bolts hole before, during and after on the track plate, velocity modulation frame contact jaw and rail support groove end face are closely connected, and the measuring unit of velocity modulation frame is made up of little prism of high accuracy and obliquity sensor;
(3) total powerstation is measured the coordinate of 6 little prisms of high accuracy on the velocity modulation frame, and survey data is sent in the work computer by wireless module;
(4) the theoretical design load in survey data of returning and the prior input service computer compares, and calculates the deviation of physical location and design attitude by the track slab precision adjustment Survey Software;
(5) according to the adjustment amount that shows on the computer, the track Board position is adjusted, after finishing, adjustment once more the little prism of installing on the template is measured, whether the difference of measurement of comparison value and theoretical value is within the error range that requires, if error does not reach designing requirement, then repeat above-mentioned steps 3,4 and 5 again, if error reaches designing requirement, then adjustment finishes.
The control foundation pile number of freely establishing the used foundation pile control net in station in the described step (1) is that 3-6 is right.
Adopt in the described step (5) two the track Board position to be adjusted to jack or tuned plate portal frame.
The inventive method, take the foundation pile control net as track board space definition foundation, total powerstation carries out freely establishing the station by the plane control foundation pile, and measures the velocity modulation frame that is placed on the track plate, survey data is sent in the work computer by wireless module, calculates the adjustment amount of track plate.Finishing adjustment track plate by two to jack reaches in the scope of track adjustment amount.
Described step (5) also includes the position of sound production velocity modulation frame to three pairs of bolts hole before, during and after adjusting on the track plate that finishes, measure the direction and the elevation of track plate, whether the difference of measurement of comparison value and theoretical value is within the error range that requires, if error does not reach designing requirement, adjust again.
The inventive method selects for use range accuracy smaller or equal to 2mm+2ppm, and angle measurement accuracy is smaller or equal to 1 " total powerstation, the instrument distance of once establishing the station is controlled in the 6-20m scope, establishing the station residual error can not be greater than 0.7mm.During measurement, the depression angle of total powerstation can not be greater than 30 °.The foundation pile control net control point of a survey station should not be less than 2 pairs on every survey station repeated measures.The reference point of survey station observation should not be less than 3 on the repeated measures.Select for use range accuracy smaller or equal to 2mm+2ppm, angle measurement accuracy is smaller or equal to 1 " total powerstation.The range accuracy of the little prism of high accuracy is less than 1mm, and angle measurement accuracy is less than 1 ".Step in the inventive method (2) and step (3) can be carried out simultaneously, also can the transposing order.Height control is a benchmark with the rail fastening bottom surface of track plate.
Adopt the inventive method, do not need to survey and establish the accurate adjustment point, total powerstation directly carries out freely establishing the station by foundation pile control net, certainty of measurement, efficiency of construction height, and cost is low.
Description of drawings
The present invention will illustrate by example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is a velocity modulation frame scheme of installation of the present invention.
Fig. 2 is a velocity modulation frame structural representation of the present invention.
Mark among the figure: 1 velocity modulation frame, the little prism of 2 high accuracy, 3 track crab bolt holes.
The specific embodiment
Disclosed all features in this manual, or the step in disclosed all methods or the process except mutually exclusive feature and/or step, all can make up by any way.
Disclosed arbitrary feature in this manual (comprising any accessory claim, summary and accompanying drawing) is unless special narration all can be replaced by other equivalences or the alternative features with similar purpose.That is, unless special narration, each feature is an example in a series of equivalences or the similar characteristics.
CRTS II type fine adjusting method for track slab of slab type ballastless track comprises the steps:
Prepare the plane and the vertical adjustment data of circuit data and CPIII control foundation pile, and carefully check design data, comprise plane, longitudinal section, vertical curve, superelevation and control point data.Confirm errorless after with in the data input service computer;
Adopt total powerstation (leica TCR1800, precision: angle measurement≤1 ", range finding≤2mm+2ppm) carry out freely establishing the station according to foundation pile control net, freely establishing the used CPIII control foundation pile number in station is that 4-6 is right; can not be less than 3 pairs under the difficult situation, establishing the station residual error can not be greater than 0.7mm; The instrument distance that total powerstation is once established behind the station should be controlled in the 6-20m scope, and during measurement, the depression angle of total powerstation can not be greater than 30 °;
As shown in Figure 1, 2, the position of sound production velocity modulation frame of three pairs of bolts hole before, during and after on the track plate, velocity modulation frame contact jaw and rail support groove end face are closely connected, the measuring unit of velocity modulation frame is by the little prism of high accuracy (ball-type prism, range accuracy is less than 1mm, angle measurement accuracy is formed less than 1 ") and obliquity sensor, and its horizontal and vertical precision is less than 0.5mm;
Total powerstation is measured the coordinate of 6 little prisms of high accuracy on the velocity modulation frame, and survey data is sent in the work computer by wireless module;
Theoretical design load in survey data of returning and the prior input service computer compares, and calculates the deviation of physical location and design attitude by the track slab precision adjustment Survey Software;
The staff is according to the adjustment amount that shows on the computer, adjust to (horizontal and vertical) jack pair track Board position with 3 pairs two, after finishing, adjustment once more the little prism of installing on the template is measured, whether the difference of measurement of comparison value and theoretical value is within the error range that requires, if error does not reach designing requirement, then repeat above-mentioned steps 3,4 and 5 again, (direction of track plate and elevation position deviation are less than 0.3mm if error reaches designing requirement, the direction of adjacent orbit plate and elevation deviation are less than 0.4mm), then adjustment finishes;
Last one survey on the track plate of section before, during and after the position of sound production velocity modulation frame of three pairs of bolts hole, measure the direction and the elevation of the track plate of a last survey section, whether the difference of measurement of comparison value and theoretical value is at the error range that requires (direction of track plate and elevation, its deviation should be less than 0.5mm) within, if error does not reach designing requirement, adjust again.
The present invention is not limited to the aforesaid specific embodiment.The present invention expands to any new feature or any new combination that discloses in this manual, and the arbitrary new method that discloses or step or any new combination of process.
Claims (4)
1. a fine adjusting method for track slab of slab type ballastless track is characterized in that, comprises the steps:
(1) total powerstation carries out freely establishing the station according to foundation pile control net, and this foundation pile control net comprises the control foundation pile;
(2) the position of sound production velocity modulation frame of three pairs of bolts hole before, during and after on the track plate, velocity modulation frame contact jaw and rail support groove end face are closely connected, and the measuring unit of velocity modulation frame is made up of little prism of high accuracy and obliquity sensor;
(3) total powerstation is measured the coordinate of 6 little prisms of high accuracy on the velocity modulation frame, and survey data is sent in the work computer by wireless module;
(4) the theoretical design load in survey data of returning and the prior input service computer compares, and calculates the deviation of physical location and design attitude by the track slab precision adjustment Survey Software;
(5) according to the adjustment amount that shows on the computer, the track Board position is adjusted, after finishing, adjustment once more the little prism of installing on the template is measured, whether the difference of measurement of comparison value and theoretical value is within the error range that requires, if error does not reach designing requirement, then repeat above-mentioned steps 3,4 and 5 again, if error reaches designing requirement, then adjustment finishes.
2. a kind of fine adjusting method for track slab of slab type ballastless track according to claim 1 is characterized in that: the control foundation pile number of freely establishing the used foundation pile control net in station in the described step (1) is that 3-6 is right.
3. a kind of fine adjusting method for track slab of slab type ballastless track according to claim 1 is characterized in that: adopt in the described step (5) two to jack or tuned plate portal frame the track Board position to be adjusted.
4. a kind of fine adjusting method for track slab of slab type ballastless track according to claim 1, it is characterized in that: described step (5) also includes the position of sound production velocity modulation frame to three pairs of bolts hole before, during and after adjusting on the track plate that finishes, measure the direction and the elevation of track plate, whether the difference of measurement of comparison value and theoretical value is within the error range that requires, if error does not reach designing requirement, adjust again.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910312576A CN101736661A (en) | 2009-12-30 | 2009-12-30 | Fine adjusting method for track slab of slab type ballastless track |
| PCT/CN2010/079299 WO2011079674A1 (en) | 2009-12-30 | 2010-11-30 | Fine regulation method for rail board of plate type non-ballast rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910312576A CN101736661A (en) | 2009-12-30 | 2009-12-30 | Fine adjusting method for track slab of slab type ballastless track |
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| CN101736661A true CN101736661A (en) | 2010-06-16 |
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| CN200910312576A Pending CN101736661A (en) | 2009-12-30 | 2009-12-30 | Fine adjusting method for track slab of slab type ballastless track |
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| WO (1) | WO2011079674A1 (en) |
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| CN102116003A (en) * | 2010-12-22 | 2011-07-06 | 中铁四局集团第一工程有限公司 | Fine-tuning construction method for CRTS I (China railway track system) type slab ballastless track |
| WO2011079674A1 (en) * | 2009-12-30 | 2011-07-07 | 中铁八局集团有限公司 | Fine regulation method for rail board of plate type non-ballast rail |
| CN102184279A (en) * | 2011-04-19 | 2011-09-14 | 铁道第三勘察设计院集团有限公司 | Method for accurately arranging and positioning spatial position of track slab for three-dimensional continuous track systems |
| CN102277802A (en) * | 2011-05-04 | 2011-12-14 | 沪宁城际铁路股份有限公司 | Track slab fine adjustment method and track laying method based on same |
| CN102535275A (en) * | 2012-02-28 | 2012-07-04 | 西南交通大学 | Calibrating device for standard frame of rail plate |
| CN104280014A (en) * | 2014-10-10 | 2015-01-14 | 中铁四局集团第五工程有限公司 | Measurement method for measuring elevation and flatness of concrete surface |
| CN106272952A (en) * | 2016-08-12 | 2017-01-04 | 中铁三局集团有限公司 | CRTS III type dual-direction pre-tensioning system prestressed track plate formwork camber is adjusted construction method |
| CN106351086A (en) * | 2016-08-29 | 2017-01-25 | 株洲长远铁路建机有限公司 | Construction operation method for tunnel bed and system equipment thereof |
| CN106952056A (en) * | 2017-04-19 | 2017-07-14 | 中铁四局集团有限公司 | A kind of management system of plate-type ballastless track plate |
| CN108118566A (en) * | 2018-01-31 | 2018-06-05 | 周兆弟 | A kind of track connection member |
| CN109208413A (en) * | 2018-08-21 | 2019-01-15 | 成都灵创轨道交通技术有限公司 | III type track slab precision adjustment frame of high-speed railway CRTS |
| CN110685193A (en) * | 2019-11-07 | 2020-01-14 | 中国铁建重工集团股份有限公司 | Adjusting device between roof beam |
| CN110940322A (en) * | 2019-10-27 | 2020-03-31 | 中铁二院工程集团有限责任公司 | High-precision railway cross-activity fracture deformation monitoring method |
| CN111156985A (en) * | 2019-12-30 | 2020-05-15 | 北京城建设计发展集团股份有限公司 | Method and device for measuring spatial position attitude of track slab |
| CN111576103A (en) * | 2020-04-09 | 2020-08-25 | 重庆工程职业技术学院 | System for automatically adjusting installation position of track slab |
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| CN113123184A (en) * | 2020-01-15 | 2021-07-16 | 西安悦创测绘技术有限公司 | Method for calculating simulation adjustment quantity of ballastless track of high-speed railway |
| CN114561840A (en) * | 2022-03-18 | 2022-05-31 | 中铁五局集团有限公司 | Subway track slab fine adjustment device, system and method |
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-
2009
- 2009-12-30 CN CN200910312576A patent/CN101736661A/en active Pending
-
2010
- 2010-11-30 WO PCT/CN2010/079299 patent/WO2011079674A1/en active Application Filing
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| WO2011079674A1 (en) * | 2009-12-30 | 2011-07-07 | 中铁八局集团有限公司 | Fine regulation method for rail board of plate type non-ballast rail |
| CN102116003A (en) * | 2010-12-22 | 2011-07-06 | 中铁四局集团第一工程有限公司 | Fine-tuning construction method for CRTS I (China railway track system) type slab ballastless track |
| CN102184279B (en) * | 2011-04-19 | 2013-11-13 | 铁道第三勘察设计院集团有限公司 | Method for accurately arranging and positioning spatial position of track slab for three-dimensional continuous track systems |
| CN102184279A (en) * | 2011-04-19 | 2011-09-14 | 铁道第三勘察设计院集团有限公司 | Method for accurately arranging and positioning spatial position of track slab for three-dimensional continuous track systems |
| CN102277802A (en) * | 2011-05-04 | 2011-12-14 | 沪宁城际铁路股份有限公司 | Track slab fine adjustment method and track laying method based on same |
| CN102277802B (en) * | 2011-05-04 | 2013-11-06 | 沪宁城际铁路股份有限公司 | Track slab fine adjustment method and track laying method based on same |
| CN102535275A (en) * | 2012-02-28 | 2012-07-04 | 西南交通大学 | Calibrating device for standard frame of rail plate |
| CN102535275B (en) * | 2012-02-28 | 2014-03-05 | 西南交通大学 | Calibrating device for standard frame of rail plate |
| CN104280014A (en) * | 2014-10-10 | 2015-01-14 | 中铁四局集团第五工程有限公司 | Measurement method for measuring elevation and flatness of concrete surface |
| CN106272952A (en) * | 2016-08-12 | 2017-01-04 | 中铁三局集团有限公司 | CRTS III type dual-direction pre-tensioning system prestressed track plate formwork camber is adjusted construction method |
| CN106272952B (en) * | 2016-08-12 | 2018-10-12 | 中铁三局集团有限公司 | Construction method is adjusted to the dual-direction pre-tensioning system prestressed track plate formwork camber of III types of CRTS |
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| CN108118566A (en) * | 2018-01-31 | 2018-06-05 | 周兆弟 | A kind of track connection member |
| CN108118566B (en) * | 2018-01-31 | 2021-05-18 | 周兆弟 | Connecting structural member for track |
| CN109208413A (en) * | 2018-08-21 | 2019-01-15 | 成都灵创轨道交通技术有限公司 | III type track slab precision adjustment frame of high-speed railway CRTS |
| CN110940322A (en) * | 2019-10-27 | 2020-03-31 | 中铁二院工程集团有限责任公司 | High-precision railway cross-activity fracture deformation monitoring method |
| CN110685193A (en) * | 2019-11-07 | 2020-01-14 | 中国铁建重工集团股份有限公司 | Adjusting device between roof beam |
| CN110685193B (en) * | 2019-11-07 | 2021-05-14 | 中国铁建重工集团股份有限公司 | Adjusting device between roof beam |
| CN111156985A (en) * | 2019-12-30 | 2020-05-15 | 北京城建设计发展集团股份有限公司 | Method and device for measuring spatial position attitude of track slab |
| WO2021135100A1 (en) * | 2019-12-31 | 2021-07-08 | 中铁大桥局集团有限公司 | Automatic and accurate adjustment device, method and system for prefabricated beam body formwork |
| GB2606493A (en) * | 2019-12-31 | 2022-11-09 | China Railway Major Bridge Engineering Group Co Ltd | Automatic and accurate adjustment device, method and system for prefabricated beam body formwork |
| CN113123184A (en) * | 2020-01-15 | 2021-07-16 | 西安悦创测绘技术有限公司 | Method for calculating simulation adjustment quantity of ballastless track of high-speed railway |
| CN113123184B (en) * | 2020-01-15 | 2022-11-18 | 西安悦创测绘技术有限公司 | Method for calculating simulation adjustment quantity of ballastless track of high-speed railway |
| CN111576103A (en) * | 2020-04-09 | 2020-08-25 | 重庆工程职业技术学院 | System for automatically adjusting installation position of track slab |
| CN114561840A (en) * | 2022-03-18 | 2022-05-31 | 中铁五局集团有限公司 | Subway track slab fine adjustment device, system and method |
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| WO2011079674A1 (en) | 2011-07-07 |
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Open date: 20100616 |