CN201232146Y - Tunnel and track measuring systems - Google Patents
Tunnel and track measuring systems Download PDFInfo
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- CN201232146Y CN201232146Y CNU2008201092797U CN200820109279U CN201232146Y CN 201232146 Y CN201232146 Y CN 201232146Y CN U2008201092797 U CNU2008201092797 U CN U2008201092797U CN 200820109279 U CN200820109279 U CN 200820109279U CN 201232146 Y CN201232146 Y CN 201232146Y
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- 238000001514 detection method Methods 0.000 description 5
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Abstract
The utility model provides a tunnel and rail measuring system, comprising a laser distance meter fixedly arranged on a base, a rotating prism arranged above the laser distance meter for guiding the measured laser and receiving reflected light for conducting the laser on the laser distance meter to measure the distance by rotation, an encoder which can measure the angle position information of the rotating prism in a real time manner and is coaxially arranged with the rotating prism, and a micro processor connected with the laser distance meter and the encoder. Tunnel section data, rail width data and the position relation data between the tuner section and the rail are calculated according to the measuring data of the laser distance meter and the encoder, The tunnel and rail measuring system realizes the measurement of tunnel section and rail width and the position relation between the tunnel section and the rail width in one measurement, thus being capable of greatly improving the measuring efficiency.
Description
Technical field
The utility model relates to the engineering measuring technology field, particularly a kind of tunnel, orbit measurement system.
Background technology
In the detection and maintenance process of the tunnel cross-section that is equipped with railroad track, for the guiding construction of science with more easily track is carried out daily adjustment and safeguard, need in detail, objectively to describe the relative position of track in tunnel cross-section, be the relation of center, tunnel and orbit centre position, judge whether the center of the two meets design specifications.Current measuring methods is the data that obtain tunnel cross-section by the density that strengthens survey mark mostly, then re-use track gauge and carry out the measurement of track width, and the distance at metering orbit centre and center, tunnel, the data reduction with three measurements is superimposed upon in the same coordinate system again, so no matter to be on-the-spot testing process, or post processing is calculated all very, and complexity waste time and energy.Especially in the detection maintenance of railway tunnel, because railway raises speed again and again, leave the time is running out that detects maintenance for, require each time of measuring short more good more, existing detection means is difficult to satisfy current needs.
The utility model content
The purpose of this utility model is in order to solve in the prior art shortcoming that complexity wastes time and energy when tunnel cross-section and track width separately measured, a kind of tunnel, the orbit measurement system that can take into account tunnel cross-section and orbit measurement to be provided.
For achieving the above object, the utility model provides a kind of tunnel, orbit measurement system, comprises the laser range finder that is fixedly mounted on the base; Be positioned at the rotating prism of described laser range finder top, be transmitted to measuring distance on the laser range finder to measuring the laser channeling conduct and receiving reverberation by rotation; Measure the encoder of the angular position information of rotating prism in real time, with the coaxial setting of described rotating prism, according to the position relation data between survey data calculating tunnel cross-section data, track width data and the described tunnel cross-section and the track of described laser range finder and described encoder, with described laser range finder and encoder microprocessor linked.
Above-mentioned laser range finder, encoder and microprocessor are installed on the track self-centering dolly by mechanical support device.
Above-mentioned track self-centering dolly is the track self-centering dolly with symmetrical self-locking structure, specifically comprises the wheel, the gear-box that is positioned at the car body center that are positioned at the car body both sides, is positioned at described gear-box both sides about centrosymmetric two the chi bars of described gear-box, the chest expander that is connected with each chi bar respectively.
On described track self-centering dolly, have and make measurement laser pass through the also slit of scan track.
Also be provided with the side laser designator of the mark that is used to seek tunnel-side on the described track self-centering dolly.
Tunnel, orbit measurement system also comprise the radio transmitting device with digital total powerstation and gps data communication.
Tunnel, orbit measurement system also comprise the warning device of reporting to the police when the display unit that is used to show measurement result and the relation of the position between track width or tunnel cross-section and track exceed normal range (NR), and described display unit is connected with described microprocessor respectively with warning device.
Described microprocessor comprises the rotating prism rate control module that is used for according to the rotary speed of the intensity of reflected signal or Testing requirement control rotating prism, be used for adjusting the dolly rate control module of the movement velocity of dolly according to measurement requirement, be used to handle the range finding angle measurement module of the survey data of laser range finder and encoder, the gauge overload alarm module of after the track width overrun, reporting to the police, the tunnel track position alarm module of after the position between tunnel cross-section and the track concerns overrun, reporting to the police, be used for wireless transmitter module with the gps data communication, be used to show the data disaply moudle of measurement result, be used to carry out the central control module of system's control, described rotating prism rate control module, the dolly rate control module, range finding angle measurement module, gauge overload alarm module, tunnel track position alarm module, wireless transmitter module, data disaply moudle, be connected with described central control module respectively.
The utility model embodiment provides a kind of tunnel, orbit measurement system, survey mark is measured to the distance of tunnel wall and track in tunnel cross-section by rangefinder, utilize encoder that the pairing angle value of measuring of distance value is measured, the process microprocessor processes can obtain the position relation data between tunnel cross-section data and track width data and tunnel cross-section and the track simultaneously, in one-shot measurement, realized to improve detection efficiency greatly to the measurement of tunnel cross-section, track width and the relation of position between the two.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is the structural representation of the utility model tunnel, orbit measurement system embodiment one;
Fig. 2 is the measuring method schematic diagram among the utility model tunnel, the orbit measurement system embodiment one;
Fig. 3 is the structural representation of the utility model tunnel, orbit measurement system embodiment two;
Fig. 4 is the structural representation of the utility model tunnel, orbit measurement system embodiment two middle orbit self-centering dollies;
Fig. 5 is the high-level schematic functional block diagram of microprocessor among the utility model tunnel, the orbit measurement system embodiment two.
The specific embodiment
Fig. 1 is the utility model tunnel, the structural representation of orbit measurement system embodiment one, as shown in Figure 1, the tunnel, orbit measurement system comprises base 10, laser range finder 11, rotating prism 12, encoder 13 and microprocessor 14, wherein laser range finder 11 is fixedly mounted on the base 10, rotating prism 12 is positioned at the laser range finder top, by rotating to measuring the laser channeling conduct, and receive reverberation and be transmitted to laser range finder 11 and come measuring distance, encoder 13 is measured the angle of measuring laser scanning, and encoder 13 and rotating prism 12 are coaxial, encoder 13 writes down the angular position information of rotating prism 12 at any time and passes to microprocessor.Microprocessor 14 is according to the position relation data between survey data calculating tunnel cross-section data, track width data and the tunnel cross-section and the track of described laser range finder 11 and described encoder 13.
Fig. 2 is the utility model tunnel, measuring method schematic diagram among the orbit measurement system embodiment, as shown in Figure 2,11 pairs of gage outfits of laser range finder are measured to the distance at interface, tunnel, laser is measured in the dotted line representative among the figure, density measurement can be adjusted automatically by prior setting or according to strong and weak variation of signal, 13 pairs of angles of encoder accurately scan, thereby obtain the distance of the gage outfit of different angles value correspondence to the interface, tunnel, this angle value can be determined by the angle that departs from vertical plane, the distance of the survey mark that can measure diverse location in the tunnel cross-section by laser range finder 11 and encoder 13 each point to the interface, tunnel; And for the measurement of track width, can be behind the position that scans track 2, carry out high density scans, draw the track side surfaces shape, choose two points at fixed range place under the orbit plane of both sides, calculate horizontal range between 2 as track width, 2 conducts of preferably getting 16mm place under the orbit plane in the present embodiment are with reference to point, the gage outfit of laser range finder is positioned at two orbit centres or orbit centre top in the present embodiment, so that can scan track top and side from top at any time, laser range finder uses high speed rotating multisurface lens type rangefinder in the present embodiment, and encoder uses the axle head high-precision encoder.
After obtaining above-mentioned data, microprocessor is by calculating, can draw the relative coordinate relation of tunnel cross-section and track, the center and the center, tunnel of track, and can judge the whether deviation between compliant and two centers of two centers, thereby guiding construction and track are safeguarded, tunnel among this embodiment, orbit measurement system have improved measurement efficient greatly with the measurement of finishing track space and tunnel cross-section in the scanning survey once.
Fig. 3 is the structural representation of the utility model tunnel, orbit measurement system embodiment two, as shown in Figure 3, equipment such as the laser range finder 11 in the foregoing description, encoder 13, microprocessor 14 can be installed on the track self-centering dolly 15, and measuring apparatus is fixed on track self-centering dolly 15 by mechanical support device 16.On the center that track self-centering dolly 15 can be fixed on each measureing equipment, be convenient for measuring.The instant rotary speed that microprocessor 14 can be used for controlling rotating prism 12 realizes intelligentized continuous measurement, further improves measuring speed.
Fig. 4 is the structural representation of the utility model tunnel, orbit measurement system embodiment two middle orbit self-centering dollies, as shown in Figure 4, track self-centering dolly adopts symmetrical self-locking mechanism design, comprise wheel 151, chest expander 152, chi bar 153 and gear-box 154, wherein wheel 151 is positioned at the car body both sides, gear-box 154 is positioned at the car body center, and two chi bars 153 are positioned at the both sides of gear-box and about gear-box center symmetry, two chest expanders 152 are connected respectively at a chi bar.The deformation that in running, takes place for track self-centering dolly, chest expander 152 can apply rightabout power to chi bar 153, realized measureing equipment especially gage outfit in track self-centering carriage walking overall process, be in all the time on the position of orbit centre, solve the difficult problem of automatic, high precision to the heart, this system is called the position certering system.Can also on track self-centering dolly, open a slit among the utility model embodiment, make that measuring laser can scan track 2.Laser range finder 11 can also be installed in the extrusion position at the front portion or the rear portion of dolly, avoid dolly to stop the measurement of laser range finder 11.
Rangefinder among the utility model embodiment uses laser range finder, and measuring-signal is an optical signal, can utilize different medium to the reflection of light different in kind, and is promptly catoptrical strong and weak different, determines orbital position when measuring track width; Simultaneously can be according to the power of reflected signal, by the adjustment measuring speed of microprocessor intelligence and the density of sampling angle, be the velocity of rotation of rotating prism, when measuring-signal is more intense, can make rotating prism quick rotation and measurement, improve measuring speed, continuous measurement in motion process is if run into the more weak situation of measuring-signal, the rotary speed that can slow down rotating prism, and can be as required, the rotation of the prism that stops the rotation under the very weak situation of measuring-signal is measured; The dolly of track self-centering simultaneously also can intelligent control, under less demanding situation to certainty of measurement, be implemented in the measurement in the moving of car process, also can the setting measurement point, track self-centering dolly stops the back tunnel cross-section and track width is measured.
Tunnel among the utility model embodiment, orbit measurement system can also be provided with the side laser designator, be installed in the side of self-centering small rail car, this indicator is used to seek the mark on the tunnel-side, this mark is set on the tunnel wall, be used to indicate the tunnel cross-section of position or track to need situations such as duplicate measurements, verification or long-term observation, seek by the side laser designator of measuring system in the present embodiment and aim at this mark, can realize the measurement of correlation requirement of position.
Tunnel among the utility model embodiment, orbit measurement system can also be provided with radio transmitting device 17, measuring system is by radio transmitting device 17 and digital total powerstation and gps data communication, bilateral servo hardware and software bag is set for this reason specially, wherein software kit comprises communication protocol module, data transmission module and data processing module, wherein data transmission module is that global positioning system is transmitted absolute location information to measuring system, the tunnel cross-section data that data processing module records by laser range finder, track width data and calculate the absolute coordinate data of tunnel cross-section and track from the absolute location information that global positioning system is obtained have realized directly obtaining in measure field the relative coordinate and the absolute coordinate of tunnel cross-section and track width.A display unit can be set in the present embodiment, be connected with microprocessor, be used to show measurement result, warning device can also be set, send warning when the position relation data between the track width data that measure or tunnel cross-section and the track exceeds normal range (NR), scope wherein can be set according to concrete construction requirement and technical specification.
Be to realize the function in the foregoing description, and can make the normal effectively work of each device that microprocessor has been set corresponding software module and cooperated and finish function corresponding.Fig. 5 is the utility model tunnel, the high-level schematic functional block diagram of microprocessor among the orbit measurement system embodiment two, as shown in Figure 5, in this tunnel, in the orbit measurement system, microprocessor 14 comprises rotating prism rate control module 141, dolly rate control module 142, range finding angle measurement module 143, gauge overload alarm module 144, tunnel track position alarm module 145, wireless transmitter module 146, data disaply moudle 147 and central processing module 148, wherein rotating prism rate control module 141 can be according to the intensity of reflected signal or the rotary speed of Testing requirement control rotating prism, dolly rate control module 142 can be adjusted the movement velocity of dolly according to measurement requirement, adjusting dolly stops to measure in measurement or the motion process, range finding angle measurement module 143 is used to handle the survey data of laser range finder and encoder, also be provided with gauge overload alarm module 144 and tunnel track position alarm module 145 simultaneously, after the position between track width and tunnel cross-section and the track concerns overrun, trigger alarm signal.In addition wireless transmitter module 146 can also be set, be used for and the gps data communication, data disaply moudle 147 is presented at the data of measuring on the display unit, and each above-mentioned module all is connected with central control module 148, and central control module 148 is used for system's control.
The tunnel that the utility model embodiment provides, orbit measurement system, by equipment such as laser range finder and encoder have been realized in the detection of the tunnel cross-section that is equipped with railroad track, measure the position relation between tunnel cross-section data, track width and tunnel cross-section and the track simultaneously, improved measurement efficient greatly, measureing equipment is installed on the self-centering track self-centering dolly, solved self centering problem, be connected data communication by radio transmitting device with global positioning system, can calculate the absolute location coordinates of current tunnel cross-section rapidly; Use high-precision laser range finder and high-precision encoder, certainty of measurement height in addition among the utility model embodiment; The tunnel that the utility model embodiment provides, orbit measurement system also have the low advantage of cost.
It should be noted that at last: above embodiment is only in order to explanation the technical solution of the utility model but not limit it, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that: it still can make amendment or be equal to replacement the technical solution of the utility model, and these modifications or be equal to replacement and also can not make amended technical scheme break away from the spirit and scope of technical solutions of the utility model.
Claims (9)
1, a kind of tunnel, orbit measurement system is characterized in that, comprising:
Be fixedly mounted on the laser range finder on the base;
Be positioned at the rotating prism of described laser range finder top, be transmitted to measuring distance on the laser range finder to measuring the laser channeling conduct and receiving reverberation by rotation;
Measure the encoder of the angular position information of rotating prism in real time, with the coaxial setting of described rotating prism;
According to the position relation data between survey data calculating tunnel cross-section data, track width data and the described tunnel cross-section and the track of described laser range finder and described encoder, with described laser range finder and encoder microprocessor linked.
2, tunnel according to claim 1, orbit measurement system is characterized in that, described laser range finder, encoder and microprocessor are installed on the track self-centering dolly by mechanical support device.
3, tunnel according to claim 2, orbit measurement system is characterized in that, described track self-centering dolly is the track self-centering dolly with symmetrical self-locking structure.
4, tunnel according to claim 3, orbit measurement system, it is characterized in that described track self-centering dolly comprises: be positioned at the car body both sides wheel, be positioned at the car body center gear-box, be positioned at described gear-box both sides about centrosymmetric two the chi bars of described gear-box, the chest expander that is connected with each chi bar respectively.
5, tunnel according to claim 4, orbit measurement system is characterized in that, have on the described track self-centering dolly to make measurement laser pass through the also slit of scan track.
6, tunnel according to claim 2, orbit measurement system is characterized in that, also are provided with the side laser designator of the mark that is used to seek tunnel-side on the described track self-centering dolly.
7, tunnel according to claim 6, orbit measurement system is characterized in that, also comprise: with the radio transmitting device of digital total powerstation and gps data communication.
8, tunnel according to claim 7, orbit measurement system, it is characterized in that, also comprise: be used to show that the display unit of measurement result and the position between track width or tunnel cross-section and track concern the warning device of reporting to the police when exceeding normal range (NR), described display unit is connected with described microprocessor respectively with warning device.
9, tunnel according to claim 8, orbit measurement system is characterized in that, described microprocessor comprises:
Be used for rotating prism rate control module according to the rotary speed of the intensity of reflected signal or Testing requirement control rotating prism;
Be used for adjusting the dolly rate control module of the movement velocity of dolly according to measurement requirement;
Be used to handle the range finding angle measurement module of the survey data of laser range finder and encoder;
Be used for the gauge overload alarm module of after the track width overrun, reporting to the police;
Be used for the tunnel track position alarm module of after the position between tunnel cross-section and the track concerns overrun, reporting to the police;
Be used for wireless transmitter module with the gps data communication;
Be used to show the data disaply moudle of measurement result;
Be used to carry out the central control module of system's control, described rotating prism rate control module, dolly rate control module, range finding angle measurement module, gauge overload alarm module, tunnel track position alarm module, wireless transmitter module, data disaply moudle are connected with described central control module respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201092797U CN201232146Y (en) | 2008-07-16 | 2008-07-16 | Tunnel and track measuring systems |
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| Application Number | Priority Date | Filing Date | Title |
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| CNU2008201092797U CN201232146Y (en) | 2008-07-16 | 2008-07-16 | Tunnel and track measuring systems |
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| CN201232146Y true CN201232146Y (en) | 2009-05-06 |
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| CNU2008201092797U Expired - Fee Related CN201232146Y (en) | 2008-07-16 | 2008-07-16 | Tunnel and track measuring systems |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322854A (en) * | 2011-08-09 | 2012-01-18 | 山东大学 | Tunnel monitoring measuring point and TSP (Total Suspended Particulate) blasthole layout device and method |
| CN102741479A (en) * | 2009-12-07 | 2012-10-17 | 埃伯动力公司 | Method for determining the stress free temperature of the rail and/or the track resistance |
| CN103673983A (en) * | 2013-12-03 | 2014-03-26 | 上海嘉珏实业有限公司 | Tunnel three-dimensional linear measurement system and measurement method thereof |
| CN104655102A (en) * | 2015-02-13 | 2015-05-27 | 山东大学 | Vehicle-mounted tunnel full section shape detection device and method |
| CN105841626A (en) * | 2016-03-29 | 2016-08-10 | 华北科技学院 | Underworkings deformation monitoring device and method |
| CN105946897A (en) * | 2016-07-07 | 2016-09-21 | 沈阳铁路局科学技术研究所 | Railway tunnel limit dynamic detecting system and method based on laser-scanning range finders |
| CN106409143A (en) * | 2016-11-23 | 2017-02-15 | 山东大学 | Section identifying device and method applicable to monitoring and measurement of tunnels |
| CN110296693A (en) * | 2018-03-21 | 2019-10-01 | 赫克斯冈技术中心 | Photoelectric measuring device and photoelectric measurement method with scanning function |
| CN111402630A (en) * | 2020-03-11 | 2020-07-10 | 浙江吉利汽车研究院有限公司 | A road early warning method, device and storage medium |
| CN113074652A (en) * | 2021-03-31 | 2021-07-06 | 中煤科工集团重庆研究院有限公司 | Tunnel section deformation monitoring method |
| CN114150541A (en) * | 2021-11-08 | 2022-03-08 | 中铁三局集团线桥工程有限公司 | Full-automatic scanning system for cross section of track bed and operation method |
-
2008
- 2008-07-16 CN CNU2008201092797U patent/CN201232146Y/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102741479A (en) * | 2009-12-07 | 2012-10-17 | 埃伯动力公司 | Method for determining the stress free temperature of the rail and/or the track resistance |
| CN102322854B (en) * | 2011-08-09 | 2013-04-17 | 山东大学 | Tunnel monitoring measuring point and TSP (Total Suspended Particulate) blasthole layout device and method |
| CN102322854A (en) * | 2011-08-09 | 2012-01-18 | 山东大学 | Tunnel monitoring measuring point and TSP (Total Suspended Particulate) blasthole layout device and method |
| CN103673983B (en) * | 2013-12-03 | 2017-06-20 | 上海嘉珏实业有限公司 | A kind of tunnel three-dimensional linear measurement system and its measuring method |
| CN103673983A (en) * | 2013-12-03 | 2014-03-26 | 上海嘉珏实业有限公司 | Tunnel three-dimensional linear measurement system and measurement method thereof |
| CN104655102A (en) * | 2015-02-13 | 2015-05-27 | 山东大学 | Vehicle-mounted tunnel full section shape detection device and method |
| CN105841626A (en) * | 2016-03-29 | 2016-08-10 | 华北科技学院 | Underworkings deformation monitoring device and method |
| CN105946897A (en) * | 2016-07-07 | 2016-09-21 | 沈阳铁路局科学技术研究所 | Railway tunnel limit dynamic detecting system and method based on laser-scanning range finders |
| CN106409143A (en) * | 2016-11-23 | 2017-02-15 | 山东大学 | Section identifying device and method applicable to monitoring and measurement of tunnels |
| CN106409143B (en) * | 2016-11-23 | 2022-07-29 | 山东大学 | A section identification device and method suitable for tunnel monitoring and measurement |
| CN110296693A (en) * | 2018-03-21 | 2019-10-01 | 赫克斯冈技术中心 | Photoelectric measuring device and photoelectric measurement method with scanning function |
| US11585897B2 (en) | 2018-03-21 | 2023-02-21 | Hexagon Technology Center Gmbh | Optoelectronic measuring device having scanning functionality |
| CN111402630A (en) * | 2020-03-11 | 2020-07-10 | 浙江吉利汽车研究院有限公司 | A road early warning method, device and storage medium |
| CN113074652A (en) * | 2021-03-31 | 2021-07-06 | 中煤科工集团重庆研究院有限公司 | Tunnel section deformation monitoring method |
| CN113074652B (en) * | 2021-03-31 | 2022-10-14 | 中煤科工集团重庆研究院有限公司 | Tunnel section deformation monitoring method |
| CN114150541A (en) * | 2021-11-08 | 2022-03-08 | 中铁三局集团线桥工程有限公司 | Full-automatic scanning system for cross section of track bed and operation method |
| CN114150541B (en) * | 2021-11-08 | 2023-08-04 | 中铁三局集团线桥工程有限公司 | Full-automatic scanning system for track bed section and operation method |
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Granted publication date: 20090506 Termination date: 20140716 |
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