CN108072327A - A kind of measuring method and device using control point - Google Patents

A kind of measuring method and device using control point Download PDF

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Publication number
CN108072327A
CN108072327A CN201711494964.6A CN201711494964A CN108072327A CN 108072327 A CN108072327 A CN 108072327A CN 201711494964 A CN201711494964 A CN 201711494964A CN 108072327 A CN108072327 A CN 108072327A
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CN
China
Prior art keywords
optical measurement
optical
mark
measurement mark
under test
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Withdrawn
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CN201711494964.6A
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Chinese (zh)
Inventor
胡淼龙
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ZHEJIANG WINS WIRELESS NETWORK TECHNOLOGY Co Ltd
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ZHEJIANG WINS WIRELESS NETWORK TECHNOLOGY Co Ltd
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Priority to CN201711494964.6A priority Critical patent/CN108072327A/en
Publication of CN108072327A publication Critical patent/CN108072327A/en
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)

Abstract

The present invention provides a kind of measuring method and device using control point, the described method includes：Control information is sent to optical measurement mark；And/or from optical measurement designations data；The location information of the point on the object under test near optical measurement mark is obtained using optical measurement mark.It can work in an outdoor environment, it is high certainty of measurement, efficient.

Description

A kind of measuring method and device using control point
Technical field
The present invention relates to automatic measurement field more particularly to a kind of measuring methods and device using control point.
Background technology
Displacement detecting, shape changing detection to building or industrial plants have a wide range of applications demand, wherein, to bridge, The displacement of dam and rail or shape changing detection are safe operation, the important technical of production.
At present, collimation line detection method, GPS are included to dam and bridge displacement, the method for shape changing detection（Worldwide navigation system System）And the associated methods of these methods and surface displacement sensor；To rail（Track traffic travels rail）Displacement and deformation Detection includes the measurement of absolute displacement or deformation based on CPIII (Control Point III) or based on total powerstation and measurement The property of vehicle is to displacement or distortion measurement or uses the measurement based on displacement sensor.
Collimation line method mostly sets station method using fixed endpoint, that is, establishes a fixation to dam and bridge displacement, shape changing detection Collimation line measures the deviation value of each displacement punctuate.This method observation is simple, and convenience of calculation is the common side of production unit Method.
GPS detection methods are that the navigator fix sent by GPS/ big-dipper satellites is believed to dam and bridge displacement, shape changing detection The three-dimensional coordinate of number definite ground tested point；Or mating surface displacement sensor monitors dam body surface crack deformation in real time, It is gathered trigger-type or by way of gathering in real time, using wire/wireless telecommunication network transmitting real-time data to monitoring center, The crack progressing situation of dam body is understood in time.
A kind of mode of traveling rail displacement measurement based on displacement sensor is to use eddy current displacement sensor, current Current vortex sensor can overcome sensitive to measured target object material and generate excessive change of sensitivity, measuring range shortening, line Property degree be deteriorated the defects of.
Application No. CN201510932848.2, the patent application of entitled " a kind of collimation line deformation measurement method " A kind of collimation line deformation measurement method is disclosed, can effectively be solved using overall length datum line to sight benchmark, and when datum line is too long, Objective fuzzy, sights low precision, backsight point and measuring point apart from too wide in the gap, telescope error of focusing be affected the problem of, energy Effectively reduce influence of the Atmosphere Refraction to observed result.
Application No. CN201410668036.7, a kind of entitled " total powerstation collimation line method horizontal displacement observation platform And its application method " include：Including pedestal, the slideway being arranged on pedestal, perpendicular to pedestal and can along slideway slide sighting Portion, the pointer for being fixed on alidade bottom are arranged on pedestal and scale face corresponding with reading pointer, laser.In use, Distortion monitoring points after total powerstation collimation line method horizontal displacement observation platform scale face paste is tightly subjected to displacement, are sent by laser Laser determine observed direction, adjustment scale face is vertical with the plane of collimation, three adjusting spirals of turn, it is ensured that pedestal is horizontal, and general The initial scale value at the center of measuring platform face distortion monitoring points position is recorded at this time, finds distortion monitoring points, Zhi Huiguan Scaffold tower operator translates alidade, makes reflector plate and total powerstation telescope inner cross silk weight on alidade with crossline of sight It closes, then the corresponding scale value of reading pointer is write down, initial scale value is subtracted with the scale value, be that the deformation point deviates collimation The displacement in face namely its compared with home position displacement.
Application No. CN201610857432.3, entitled " the track condition on-line monitoring side based on laser monitoring Method " discloses a kind of by telecommunication transmission system, orbit monitoring central apparatus, laser distance detector, microprocessor and communication mould The track condition on-line monitoring method based on laser monitoring that block is realized, can be to the change of the relative spacing between two tracks Change, the variation of level, the variation of track fastening facilities and deformation are monitored on-line, have monitoring real-time good, to burst Property orbit parameter variation can find and alarm in time, test job amount and it is at low cost the characteristics of.
It is photogrammetric can be in short range（For example, in 50 meters）The measurement accuracy better than 1 millimeter is obtained, still, The shortcomings that photogrammetric is to need to lay more control point to ensure measurement accuracy, although image acquisition process is simpler It is single, but time-consuming for the laying at control point and removal process, heavy workload.
Application No. CN201611156166.8, entitled " a kind of rail track is to the photogrammetric side of detection Method " is disclosed in track detection car movement forward, and rail level camera gathers the list in the presence of fixed geometric distortion at a certain distance Rail image carries out Geometry rectification, matching, splicing to image, and so as to obtain the long rail image of width two dimension, side is carried out to long rail image Edge detects, and can tentatively obtain the inward flange of long rail.Cable architecture light source launches laser plane, laser from vertical rail y direction Plane forms a striation curve that can reflect rail profile feature in Rail Surface, and trackside camera is shot every a distance The striation curve.Striation refinement, rail profile reduction and rail profile matching are carried out to the image that trackside camera obtains, is calculated Go out the fat edges value of rail profile, the long rail inward flange of corresponding position is compensated according to the fat edges value calculated, so as to Long rail inward flange at rail level down 16mm.According to the long rail inward flange, two-dimensional coordinate is established, it is each on edge so as to obtain The coordinate of a point, you can calculate railroad track everywhere arbitrary chord length rail to.
In existing orbit measurement technology, the shortcomings that adding total station survey using CPIII control points is that efficiency is low, is surveyed using Photographic technique Amount track problems faced is to lay optical measurement mark difficulty and heavy workload, is finally still presented as that efficiency low cost is high, depending on Directrix method sighting mark error in the case where distance is longer is multiplied.
The content of the invention
The present invention provides a kind of measuring method and device using control point, for overcoming existing photogrammetric technology Existing optical measurement mark lays heavy workload, efficiency is low, is difficult to lay and be difficult in orbit for a long time residing for track At least one of these shortcomings are used under environment.
The present invention provides a kind of measuring method using control point, includes the following steps：
Control information is sent to optical measurement mark；And/or from optical measurement designations data；
The location information of the point on the object under test near optical measurement mark is obtained using optical measurement mark.
The present invention provides a kind of optical measuring device using control point, includes following module：
Optical measurement tag communications module and metrical information processing module；Wherein,
Optical measurement tag communications module, for sending control information to optical measurement mark；And/or from optical measurement mark Data are received, including wirelessly or non-wirelessly transmitting submodule；
Metrical information processing module, for optical measurement mark to be used to obtain the point on the object under test near optical measurement mark Location information, including data processing submodule.
The method and device that the embodiment of the present invention provides can overcome work existing for existing photogrammetric and total station survey The shortcomings that work amount is big, efficiency is low.Precision is high, efficient, has practicability.
Other features and advantages of the present invention will be illustrated in the following description..
Description of the drawings
Fig. 1 is a kind of measuring method flow chart using control point that the embodiment of the present invention provides；
Fig. 2 is a kind of optical measuring device composition schematic diagram using control point that the embodiment of the present invention provides.
Embodiment
The present invention provides a kind of measuring method and device using control point, for overcoming existing photogrammetric technology Existing optical measurement mark lays heavy workload, efficiency is low, is difficult to lay and be difficult in orbit for a long time residing for track At least one of these shortcomings are used under environment..
The optical measurement tag unit or module that the embodiment of the present invention provides, as photogrammetric measurement control point, photography is surveyed The effect at measurement control point of amount and orbital plane control point CPIII（Cotrol Point 3 or Cotrol Plan 3）Effect Similar or photogrammetric measurement control point can be regarded as orbital plane control point CPIII control points in the sum number amount of position It expands.
The combination of optical measurement device for marking and photogrammetric technology is equivalent to and is surveyed existing using prism and total powerstation It is to use photogrammetric P-CPIII that the CPIII of amount, which is expanded,（Photo-CPIII）.
The method that compared with the CPIII measuring methods of prism and total station survey, the present embodiment provides is used with existing Measuring prism need not be installed and removed temporarily at CPIII, be laid in the optical measurement mark dress of railway roadbed region or railway roadbed side Measuring state can be rapidly entered by putting, and improve measurement efficiency；The optical measurement device for marking that the present embodiment provides has environment Protective capacities can isolate critical component or easily worn part, from wind and rain sand and dust from the impact vibration that train driving generates Isolation, has ensured the life and reliability of equipment.
With it is existing it is photogrammetric compared with, without on measured target-track paste measurement optical measurement mark, So that photogrammetry principles are able to be applied to orbit measurement field under optical measurement mark distribution method of the present invention.
The method that compared with the CPIII measuring methods of prism and total station survey, the present embodiment provides is used with existing Measuring prism need not be installed and removed temporarily at CPIII, be laid in the optical measurement mark dress of railway roadbed region or railway roadbed side Measuring state can be rapidly entered by putting, and improve measurement efficiency；The optical measurement device for marking that the present embodiment provides has environment Protective capacities can isolate critical component or easily worn part, from wind and rain sand and dust from the impact vibration that train driving generates Isolation, has ensured the life and reliability of equipment.
Understand to make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to the reality of the present invention Example is applied to be described in detail.It should be noted that in the case where there is no conflict, the spy in embodiment and embodiment in the application Sign can be mutually combined.
Below in conjunction with the accompanying drawings, illustrate and be subject to a kind of measuring method, device using control point provided by the invention Explanation.
Embodiment one, a kind of measuring method using control point are illustrated
It is shown in Figure 1, a kind of measuring method embodiment using control point provided by the invention, including：
Step S110 sends control information to optical measurement mark；And/or from optical measurement designations data；
Step S120 obtains the location information of the point on the object under test near optical measurement mark using optical measurement mark.
The optical measurement mark is as measurement control point.
Four or more measurement control point usually is laid in the scene of an optical imagery picture covering, typical case Ground, arranges four to 16 measurement control points, and measurement control point at most measurement error is small.
The optical measurement mark receives the control information by wire channel or wireless channel, from the control letter Work triggering at least one of information and operation termination information are obtained in breath, is specifically included：
Work triggering information is obtained, any in optical measurement Sign module and optical measurement device for marking is made by servo mechanism At least part component that kind includes departs from environmental protection state and enters working condition, in running order optical measurement mark Module uses optics image sensor reflected optical signal or transmitting optical signalling to photogrammetric；
Operation termination information is obtained, any in optical measurement Sign module and optical measurement device for marking is made by servo mechanism At least part component that kind includes departs from working condition and enters environmental protection state；
The optical measurement Sign module is used to lay along track extending direction, is laid including laying and travelling outside rail on traveling rail At least one of lay mode.
In the present embodiment, the optical measurement mark obtains work triggering information, makes optical measurement mark by servo mechanism At least part component that any one of will module and optical measurement device for marking include departs from environmental protection state and enters work State, in running order optical measurement Sign module to it is photogrammetric with optics image sensor reflected optical signal or Emit optical signalling, including：
Pass through the acquisition of at least one of timing circuit, optical signal receiver, acoustic signal receiver and radio signal receiver Work triggering information；
By servo mechanism mobile environment protection body optical measurement Sign module or optical measurement device for marking is made to include at least Section components depart from environmental protection state, and mobile optical measurement Sign module is allowed to and installation pedestal and installs in built-in fitting At least one be in hard contact condition or close coupling state；Or
At least part component included by servo mechanism movement optical measurement Sign module or optical measurement device for marking is allowed to Depart from environmental protection state, and mobile optical measurement Sign module is allowed to and at least one in installation pedestal and installation built-in fitting Kind is in hard contact condition or close coupling state；
Optical measurement Sign module is used to optical image sensor reflected optical signal or transmitting optical signalling, the optical signalling In photogrammetric.
Optical measurement Sign module includes optical measurement tag mark or optical measurement contour pattern and optical measurement mark Will carrier；Optical measurement tag mark or optical measurement contour pattern are produced on optical measurement marker vector.
In the present embodiment, the optical measurement Sign module is used to lay along track extending direction, including cloth on traveling rail And if mode is laid at least one of laying outside traveling rail.
Specifically, it is described along track extending direction, including This train is bound for XXX along the track or on the track This train is bound for XXX opposite direction.
Specifically, laid on the traveling rail, including will travel rail as the installation pedestal of optical measurement Sign module or The installation pedestal of optical measurement Sign module is mounted on traveling rail by connecting component so that travel displacement and the optics of rail Measure the displacement synchronous of Sign module；The displacement of the traveling rail and the displacement synchronous of optical measurement Sign module include：It is expert at Sail after rail is subjected to displacement travel rail and it is in running order under optical measurement Sign module between relative position it is constant；
Lay outside the traveling rail, including by the installation pedestal of optical measurement Sign module or installation built-in fitting be laid in track it Outside so that the displacement for travelling rail is asynchronous with the displacement of optical measurement Sign module；The displacement and optical measurement of the traveling rail The displacement of Sign module it is asynchronous including：Traveling rail be subjected to displacement after travel rail with it is in running order under optical measurement mark The relative position of will intermodule changes.
Further, corresponding to laying optical measurement Sign module on traveling rail, the row after traveling rail is subjected to displacement Sail rail and it is in running order under optical measurement Sign module between relative position it is constant, including：It is subjected to displacement in traveling rail The relative position holding of rail and the measurement reference point point interdigit of in running order lower optical measurement Sign module is travelled afterwards not Become, the change in location of the change in location respective carter of the measurement reference point point position of optical measurement Sign module；
Further, it is described to travel rail after traveling rail is subjected to displacement corresponding to laying optical measurement Sign module outside traveling rail With it is in running order under optical measurement Sign module between relative position change, including：The row after traveling rail is subjected to displacement Sail the relative position change of rail and the measurement reference point point interdigit of in running order lower optical measurement Sign module.
Further, corresponding to optical measurement Sign module is laid on track, by measuring optical measurement Sign module The variation of measurement reference point point position obtain position or the displacement of traveling rail；
Further, it is corresponding to laying optical measurement Sign module, the position coordinates of optical measurement Sign module outside track It is known that position or displacement using the position coordinates measurement traveling rail of optical measurement Sign module.
Yet further, corresponding to laying optical measurement Sign module, the position of the optical measurement Sign module outside track It is it is known that the coordinate of the measurement reference point point position including optical measurement Sign module is known to put coordinate.
Specifically, corresponding to optical measurement Sign module is laid outside track, the position of the optical measurement Sign module is sat It is designated as it is known that information is included based on CPIII control points or controlled with CPIII in the position coordinates including optical measurement Sign module The associated position coordinate value of point, wherein, installation pedestal and the correspondence of its datum mark point position or measurement point point position, with CPIII control points are similar with the corresponded manner of its measurement point point position.
Specifically, corresponding to optical measurement Sign module is laid on traveling rail, the installation pedestal or installation built-in fitting are laid in Travel the one or both sides of rail.
Any one of track of track of the track including high-speed railway, underground railway track and common railway.
Optical measurement Sign module provides dimensional information to be photogrammetric.
One kind as optical measurement mark is specific to lay mode, along 60 meters of track extending direction in the range of in traveling rail At least two or more optical measurement device for marking, the optical measurement which includes are laid in one side Shape, the physical dimension of mark are it is known that also, in the geographical coordinate of optical measurement mark and optical measurement marker spacing extremely One item missing is known.
Specifically, in the present embodiment, the measurement reference point of optical measurement mark is also referred to as position reference point or position base On schedule.
Specifically, optical measurement mark represents there is being taken the photograph for reflecting or emitting for specific dimensions and shape in optical module The component of shadow measurement optical signal.
Specifically, optical measurement mark includes manual features point, manual features face, manual features body, orientation stick, station meter At least one of stick is surveyed with auxiliary.
Specifically, the shape of optical measurement mark can be identical or different.
Specifically, the size of optical measurement mark can be identical or different.
Further, optical measurement colored belt be useful for identification optical measurement mark identification figure or with for identifying light Correspondence is kept between the identification figure of measurement mark.
Further, it is described to be compiled for identifying the identification figure of optical measurement mark for the figure or two dimension of one-dimensional coding The figure of code.
Yet further, the figure of the one-dimensional coding is one-dimensional barcode coded graphics；The two-dimensional encoded figure is The figure of two-dimentional bar coding.
Specifically, it is described acquisition work triggering information, by timing circuit, optical signal receiver, acoustic signal receiver and The acquisition of at least one of radio signal receiver.
Specifically, it is described acquisition operation termination information, by timing circuit, optical signal receiver, acoustic signal receiver and The acquisition of at least one of radio signal receiver.
Specifically, optical measurement Sign module uses optics image sensor reflected optical signal or transmitting light to photogrammetric Learn signal.
Specifically, a kind of realization method of optical signal is sent to optical imaging sensor as optical measurement Sign module Including：
Optical measurement device for marking include active optical measurement mark and passive optical measurement mark, active optics measurement mark and The specific installation site of passive optical measurement mark is different, each a corresponding datum mark coordinate value；Active optics measurement mark With passive optical measurement mark use in a time division manner, in the case where there is sunlight, using passive optical measure mark with The mode of light source reflection is sent to optical imaging sensor and is sent for photogrammetric optical signal, in the feelings of without sunlight irradiation Under condition, sent using active optics measurement mark to optical imaging sensor for photogrammetric optical signal.
Specifically, a kind of realization side of optical signal is sent to optical imaging sensor as optical measurement Sign module Formula, in the case of indicating at the same time comprising active optical measurement mark and passive optical measurement, one kind is achieved in that same The point position of the position reference point of active and passive optical measurement mark is set in a time division manner on a datum mark point position, it is another Kind is achieved in that sets two datum mark point positions for an installation pedestal or installation built-in fitting, is respectively used to active and nothing The position reference point of source optical measurement mark or the site setting for measuring reference point.
The method that the present embodiment provides, wherein,
Control information is sent to optical measurement mark；And/or from optical measurement designations data, including following at least one Step：
Control information is sent to optical measurement mark by wire channel or wireless channel；And
By wire channel or wireless channel from optical measurement designations optical measurement mark related data；
The control information includes work and triggers at least one of information and operation termination information：
The optical measurement mark related data includes the corresponding installation site information of optical measurement mark, optical measurement mark is known Other at least one of information and state detecting information.
Specifically, the optical measurement landmark identification information includes optical measurement Sign module identification information and optical measurement Indicate at least one of identification device identification information.
Specifically, the corresponding installation site information of the optical measurement mark, including the installation site it is corresponding number and At least one of datum mark position coordinate.
Further, the corresponding number that the corresponding installation site information of the optical measurement mark includes, number side Formula and CPIII control points numbering are identical or similar；
Further, the corresponding datum mark point position that the corresponding installation site information of the optical measurement mark includes is sat Mark, correspondence are numbered identical or similar with the correspondence of the coordinate of CPIII control point surveies point with CPIII control points.
Specifically, the optical measurement device for marking identification information, including production firm, model, batch and installed date At least one of in, which is used for operation maintenance.
The state detecting information includes optical measurement Sign module position in the operating condition, optical measurement mark mould At least one of the wind speed at temperature and optical measurement Sign module installation pedestal at block installation pedestal state parameter；With/ Or
Whether optical measurement Sign module is in the reset whether being in environmental protection state, detection optical measurement Sign module Vibration stress, the component under environmental protection state that state, the component under environmental protection state are born are born Temperature stress and at least one of the humidity modification that bears of the component under environmental protection state state parameter.
Specifically, the position of the optical measurement Sign module in the operating condition, is obtained using following steps：
Point position using optical imaging sensor observation optical measurement Sign module its position reference point in the operating condition is opposite In for judge the position reference point point position set judgement point point interdigit a relative position relation；Or
Using use optical grating ruler measurement optical measurement Sign module in the operating condition its position reference point point position compared with for The relative position relation for the position judgment point point interdigit for judging the point position of the position reference point and setting.
Specifically, the temperature at the optical measurement Sign module installation pedestal, is obtained using following steps：
Temperature at temperature in use sensor measurement optical measurement Sign module installation pedestal.
Specifically, the wind speed at the optical measurement Sign module installation pedestal, is obtained using following steps：
Use the wind speed at air velocity transducer measurement optical measurement Sign module installation pedestal.
Specifically, whether the optical measurement Sign module is in environmental protection state, is obtained using following steps：
Learn whether Sign module is in environmental protection position using optical imagery module or position sensor detection.
Specifically, the reset state that whether the optical measurement Sign module is in, is obtained using following steps：
Learn whether Sign module is in reset position using optical imagery module or position sensor detection；
It is kept constant corresponding to height of support where optical measurement Sign module or situation that position is constant, the optical measurement mark The reset position of will module is the position that optical measurement Sign module is in environmental protection state；Corresponding to need adjust bearing Height or position can just make optical measurement Sign module enter the situation of operating position, the reset of the optical measurement Sign module Position is that optical measurement Sign module or optical measurement device for marking are in rest position；
The rest position refers to that optical measurement device for marking is in position of the security without influence on rail vehicle traveling.
Specifically, installation position sensor, when the optical measurement device for marking is in rest position, position sensor Corresponding signal is exported, is judged as that optical measurement device for marking is in rest position after dry signal is obtained；The seated position passes Sensor is at least one of Hall sensor, contact-making switch sensor, photoelectric sensor and electromagnetic sensor.
Further, under environmental protection state, environmental protection body is to optical measurement Sign module or optical measurement mark mould At least one of impact that at least part component that block includes is born, sand and dust, temperature and humidity environmental stress are protected.
Specifically, the rest position is located at outside traveling rail position.
The method that the present embodiment provides, wherein,
The acquisition operation termination information, is made by servo mechanism in optical measurement Sign module and optical measurement device for marking Any at least part component included departs from working condition and enters environmental protection state, including：
Pass through the acquisition of at least one of timing circuit, optical signal receiver, acoustic signal receiver and radio signal receiver Operation termination information；
By servo mechanism mobile environment protection body optical measurement Sign module or optical measurement device for marking is made to include at least Section components enter environmental protection state, and mobile optical measurement Sign module is allowed to and installation pedestal and installs in built-in fitting At least one depart from hard contact condition or close coupling state；Or
At least part component included by servo mechanism movement optical measurement Sign module or optical measurement device for marking is allowed to Into environmental protection state, and mobile optical measurement Sign module is allowed to and at least one in installation pedestal and installation built-in fitting Kind departs from hard contact condition or close coupling state.
The method that the present embodiment provides, wherein,
The location information of point on the object under test obtained using optical measurement mark near optical measurement mark, including：
By obtaining the optical imagery of optical measurement mark and object under test, and using on different position in the optical imagery Datum mark on optical measurement mark determines at least one of measuring line and measurement datum, determines the optical imagery Point on middle object under test compared at least one of the measuring line and measurement datum point position；And/or
By obtaining the optical imagery of optical measurement mark and object under test, and using on different position in the optical imagery At least one of dimensional information of datum mark point position information and optical measurement mark on optical measurement mark, determines the light Learn distance of the point in image on object under test compared with the datum mark on the optical measurement mark.
Specifically, the optical imagery for obtaining optical measurement mark and object under test, including：
The optical image of optical measurement mark and object under test is obtained using one or two optical imaging sensor.
Specifically, when the optical image that two optical imaging sensors is used to obtain optical measurement marks and object under test, The relative position of the two optical image sensors exists between known and two optical imaging sensor field of view angle to be determined Angular relationship.
Specifically, the datum mark on the optical measurement mark using on different position in the optical imagery determines to survey At least one of datum line and measurement datum are measured, including：
A measuring line is determined using the datum mark on the optical measurement mark on two different positions；Or
A measurement datum is determined using the datum mark on the optical measurement mark on three different positions.
In the present embodiment, as a kind of application mode of the measuring line, including：
The two width optical imagerys gathered using two optical image sensors determine on wherein object under test that first and second is to be measured The position of point, first He of this compared with measuring line is calculated using the position of the first and second tested points on object under test Second distance determines offset of the object under test compared with measuring line using the described first and second distances.
As one kind of the object under test, the object under test travels rail for railway, the first He on the object under test The position of second tested point travels the first and second tested points on rail for railway.
In the present embodiment, as a kind of application mode of the measuring line, including：
The two width optical imagerys gathered using two optical image sensors determine the position of the first tested point on wherein object under test It puts, first distance of this compared with measuring line is calculated using the position of the first tested point on object under test, using described First distance determines offset of the object under test compared with measuring line.
As one kind of the object under test, the object under test be ohject displacement monitoring light target, the object under test The position of upper first tested point is the point position of the datum mark on the measurement light target.
In the present embodiment, as a kind of application mode of the measurement datum, including：
The two width optical imagerys gathered using two optical image sensors determine on wherein object under test that first and second is to be measured The position of point, first He of this compared with measurement datum is calculated using the position of the first and second tested points on object under test Second distance determines offset of the object under test compared with measurement datum using the described first and second distances.
As one kind of the object under test, the object under test travels rail for railway, the first He on the object under test The position of second tested point travels the first and second tested points on rail for railway.
Specifically, the point determined in the optical imagery on object under test is compared with the measuring line and measuring basis The point position at least one of face, including：
The two width optical imagerys gathered using two optical image sensors determine on wherein object under test that first and second is to be measured Position coordinate o'clock in the first coordinate system uses the position coordinate and the first coordinate system to calculate first and second on object under test Tested point is to measurement datum or the first and second distances of measuring line.
Specifically, the point determined in the optical imagery on object under test is compared on the optical measurement mark The distance of datum mark, including：
The two width optical imagerys gathered using two optical image sensors determine on wherein object under test o'clock in the first coordinate Position coordinate in system uses coordinate of the datum mark on the position coordinate and the optical measurement mark in the first coordinate system Calculate distance of the point on object under test compared with the datum mark on the optical measurement mark.
Further, the point determined in the optical imagery on object under test is compared with the measuring line and measurement base The point position at least one of quasi- face, including：
According to coordinate value of the datum mark on optical measurement mark in the first coordinate system and the coordinate value in the second coordinate system, Point on the object under test that the first coordinate system will be used to obtain compared in the measuring line and measurement datum at least A kind of position coordinate carries out coordinate conversion, obtains the point on the object under test obtained using the second coordinate system compared with the survey Measure the position coordinate of at least one of datum line and measurement datum.
Further, it is determined that the point in the optical imagery on object under test is compared with the base on the optical measurement mark Distance on schedule, further comprises：
According to coordinate value of the datum mark on optical measurement mark in the first coordinate system and the coordinate value in the second coordinate system, And the point in the optical imagery on object under test will be used compared with the distance of the datum mark on the optical measurement mark The position coordinate of point on the object under test that first coordinate system obtains carries out coordinate conversion, obtains being sat second on object under test Position coordinate in mark.
The method that the present embodiment provides, wherein,
The object under test travels at least one of rail and ohject displacement monitoring light target including track traffic；
Wherein, the ohject displacement monitoring light target includes the optical measurement Sign module laid on traveling rail.
The method that the present embodiment provides further includes laser beam illuminating method, specifically comprises the following steps：
To object under test emit laser beam, the laser beam be used for determining the point on object under test position and object under test away from At least one of from；And/or
Laser beam is sent to optical measurement mark, which is used for triggering optical measurement mark and enters working condition, measurement At least one of the distance of optical measurement mark and the parameter of Calibration of Laser beam.
It is described to emit laser beam to object under test, specifically, laser beam is emitted to object under test with scan mode.
The described laser beam is used for determining in the position of the point on object under test and the distance of measurement object under test extremely Few one kind, including：
Use the light spot image information of the position of optical measurement mark and dimensional information and the laser beam on object under test Determine the position coordinates of the point on object under test；And/or
Distance measuring signal is carried using laser beam, obtains the distance of object under test.
Described to send laser beam to optical measurement mark, which is used for triggering optical measurement mark and enters work shape State, including：
Enter the trigger signal of working condition using the project signal of the laser beam as optical measurement mark or use the laser The project signal of beam reports its identification information as optical measurement mark and detects the trigger signal of at least one of status information.
Described to send laser beam to optical measurement mark, which is used for the distance for measuring optical measurement mark, including：
Distance measuring signal is carried using laser beam, obtains the distance of optical measurement mark.
Described to send laser beam to optical measurement mark, which is used for the parameter of Calibration of Laser beam, including：
Laser beam is sent to optical measurement mark known to position, uses light spot shape of the laser beam on the optical measurement mark At least one of beam angle, hot spot scale at least one of dimensional information Calibration of Laser beam are closed with the variation of distance System.
Specifically, the laser beam is planar light beam, and planar laser beam refers to include linear type in the cross-sectional shape of wave beam The section of shape；Or linear type shape is included in light spot shape of the beam in the plane perpendicular with the main direction of propagation of wave beam Hot spot.
The hot spot of the planar laser beam is used to obtain the configuration of surface image of object under test or for measuring object under test Optical measurement mark.
Specifically, when the hot spot of the planar laser beam is used to measure the optical measurement mark of object under test, position is used It puts and the size of the hot spot of planar laser beam is demarcated for known optical measurement mark at least one of in scale.
Specifically, the specific example of planar laser beam is linear type wave beam, zigzag wave beam, cross wave beam, rich word Appointing in shape wave beam, river font wave beam, San fonts wave beam, ⊕ fonts wave beam, ⊥ fonts wave beam, ⊿ fonts wave beams and L-shaped wave beam One kind, because in the cross-sectional shape of the wave beam or beam institute's shape in the plane perpendicular with the main direction of propagation of wave beam Into hot spot in include the laser beam of linear type shape.
Preferably, planar laser beam be linear type wave beam or ⊕ fonts wave beam, ⊥ fonts wave beam, ⊿ fonts wave beams or Cross wave beam.
It is highly preferred that planar laser beam is linear type wave beam or ⊕ fonts wave beam or cross wave beam.
L-shaped wave beam, ⊥ fonts wave beam or cross wave beam all include linear type wave beam element；
⊥ fonts wave beam or cross wave beam include L-shaped wave beam element.
For the ease of planar laser beam is described, the present embodiment is defined by taking linear type wave beam as an example or the following term of specification Meaning：
Before concrete term meaning is provided, point out initially that：Linear type wave beam described in the present embodiment is with wave beam on the width The facets such as the angle of width angle are the symmetrical wave beam of the plane of symmetry or the symmetrical wave using the angular bisector of beam-width angle as symmetry axis Beam；Linear type wave beam described in the present embodiment is using facets such as the angles at wave beam thickness angle as the symmetrical wave of the plane of symmetry on thickness Beam or using the angular bisector at wave beam thickness angle as the symmetrical wave beam of symmetry axis；
Linear type wave beam refer to wave beam cross-sectional shape or beam in the plane perpendicular with the main direction of propagation of wave beam Light spot shape be linear type；The cross section of the wave beam refers to cutting in the plane perpendicular with the main direction of propagation of wave beam Face；
Linear type wave beam width dimension half-power angle, refer to linear type wave beam a wordline extending direction institute planar partly Power perspective；
Linear type beam angle ties up equidistant point, refers to perpendicular to a wordline hot spot of linear type wave beam or linear type cross section simultaneously And the plane for halving the half-power angle of linear type surface wave beam；
The thickness dimension half-power angle of linear type wave beam, refers to linear type wave beam in the plane vertical with a wordline extending direction Half-power angle；
The thickness dimension equidistant point of linear type wave beam, refers to tie up equidistant point and by linear type perpendicular to linear type beam angle The plane that the thickness dimension half-power angle of wave beam is halved；
The optical axis or optical axis of linear type wave beam refer to the thickness Wei Jiao of linear type beam angle dimension equidistant point and linear type wave beam Divide the intersection in face equally.
Specifically, when the planar laser beam described in the present embodiment for wave beam cross-sectional shape in or beam with When the laser beam of linear type shape is included in the hot spot formed in the perpendicular plane in the main direction of propagation of wave beam, for example, face to face Shape laser beam is zigzag wave beam, cross wave beam, rich font wave beam, river font wave beam, San fonts wave beam, ⊕ font ripples When any one of beam, ⊥ fonts wave beam, ⊿ fonts wave beams and L-shaped wave beam, choosing wherein has the one of linear type beam shape A wave beam composition part will tie up half-power as linear type wave beam element to the width of the linear type wave beam of linear type beam definitions Angle, linear type beam angle dimension equidistant point, the thickness dimension half-power angle of linear type wave beam, the thickness dimension of linear type wave beam The concept of the optical axis or optical axis of equidistant point and linear type wave beam is applied to the linear type wave beam element.
In the present embodiment, as a kind of laying mode of the optical imagery imaging sensor, including：
On position of the one side higher than track upper surface of traveling rail is laid in.
Specifically, the optical imagery imaging sensor is laid in the centre position of uplink and downlink track；Or
It is laid on catenary mast.
In the present embodiment, the object under test near the optical measurement mark includes being less than with the distance of optical measurement mark Object in the range of 60 meters.
In the present embodiment, the optical measurement is close-range photogrammetry.
The optical measurement mark is the optical measurement mark that close-range photogrammetry uses, and including directional reflective mark, is compiled At least one of code mark, toolmarking and characteristic indication.
The directional reflective mark includes reflective membrane, reflecting piece, reflective surface, reflecting lens for being made of reflectorized material etc.；
The coding maker includes annular concentric and point distribution shape coding maker etc..
The toolmarking spherical shape target, button target etc..
The characteristic indication includes measuring the optical measurement mark that edge, angle point, circle, vertex etc. use.
Embodiment two, a kind of optical measuring device using control point are illustrated
It is shown in Figure 2, a kind of optical measuring device embodiment using control point provided by the invention, including：
Optical measurement tag communications module 210 and metrical information processing module 220；Wherein,
Optical measurement tag communications module 210, for sending control information to optical measurement mark；And/or from optical measurement mark Will receives data, including wirelessly or non-wirelessly transmitting submodule；
Metrical information processing module 220, for optical measurement mark to be used to obtain the object under test near optical measurement mark Point location information, including data processing submodule.
The device that the present embodiment provides further includes laser beam irradiation module 230 and measurement control module 250, wherein,
The control information of optical measurement tag communications module 210 is sent measurement control module 250 and data receiver controls, Also, the working method and the progress of work of metrical information processing module 220 are controlled；
Measurement control module 250 controls radiation modality, the beam parameters of laser beam irradiation module 230.
The present embodiment provide to optical measurement mark, be a kind of optical measurement device for marking, which includes：
Work triggering data obtaining module, operation termination data obtaining module, servo module, optical measurement Sign module and environment Protection module；Wherein,
Work triggering data obtaining module, for obtaining the information that triggering optical measurement mark enters working condition, including timing Circuit submodule, optical signal receiver submodule, acoustic signal receiver submodule and radio signal receiver submodule are in the block It is at least one；
Operation termination data obtaining module, for obtaining the information for the working condition for terminating optical measurement mark, including timing electricity Way module, optical signal receiver submodule, acoustic signal receiver submodule and radio signal receiver submodule are in the block extremely Few one kind；
Servo module, for making at least part that any one of optical measurement Sign module and optical measurement device for marking include Component depart from environmental protection state enter working condition and/or, make in optical measurement Sign module and optical measurement device for marking Any at least part component for including depart from working condition and enter environmental protection state, including transmission parts and driving portion Part；
Optical measurement Sign module, for being believed to photogrammetric with optics image sensor reflected optical signal or transmitting optics Number, including optical reflection submodule or optical emitting submodule；
Environmental protection module, for providing at least part component in optical measurement Sign module or optical measurement device for marking Environmental protection, including vibration damping submodule and dust-proof submodule；
The optical measurement Sign module is used to lay along track extending direction, is laid including laying and travelling outside rail on traveling rail At least one of lay mode.
In the present embodiment, the optical measurement mark is as measurement control point.
Four or more measurement control point usually is laid in the scene of an optical imagery picture covering, typical case Ground, arranges four to 16 measurement control points, and measurement control point at most measurement error is small.
The optical measurement mark receives the control information by wire channel or wireless channel, from the control letter Work triggering at least one of information and operation termination information are obtained in breath, is specifically included：
Work triggering information is obtained, any in optical measurement Sign module and optical measurement device for marking is made by servo mechanism At least part component that kind includes departs from environmental protection state and enters working condition, in running order optical measurement mark Module uses optics image sensor reflected optical signal or transmitting optical signalling to photogrammetric；
Operation termination information is obtained, any in optical measurement Sign module and optical measurement device for marking is made by servo mechanism At least part component that kind includes departs from working condition and enters environmental protection state；
The optical measurement Sign module is used to lay along track extending direction, is laid including laying and travelling outside rail on traveling rail At least one of lay mode.
In the present embodiment, the optical measurement mark obtains work triggering information, makes optical measurement mark by servo mechanism At least part component that any one of will module and optical measurement device for marking include departs from environmental protection state and enters work State, in running order optical measurement Sign module to it is photogrammetric with optics image sensor reflected optical signal or Emit optical signalling, including：
Pass through the acquisition of at least one of timing circuit, optical signal receiver, acoustic signal receiver and radio signal receiver Work triggering information；
By servo mechanism mobile environment protection body optical measurement Sign module or optical measurement device for marking is made to include at least Section components depart from environmental protection state, and mobile optical measurement Sign module is allowed to and installation pedestal and installs in built-in fitting At least one be in hard contact condition or close coupling state；Or
At least part component included by servo mechanism movement optical measurement Sign module or optical measurement device for marking is allowed to Depart from environmental protection state, and mobile optical measurement Sign module is allowed to and at least one in installation pedestal and installation built-in fitting Kind is in hard contact condition or close coupling state；
Optical measurement Sign module is used to optical image sensor reflected optical signal or transmitting optical signalling, the optical signalling In photogrammetric.
Optical measurement Sign module includes optical measurement tag mark or optical measurement contour pattern and optical measurement mark Will carrier；Optical measurement tag mark or optical measurement contour pattern are produced on optical measurement marker vector.
In the present embodiment, the optical measurement Sign module is used to lay along track extending direction, including cloth on traveling rail And if mode is laid at least one of laying outside traveling rail.
Specifically, it is described along track extending direction, including This train is bound for XXX along the track or on the track This train is bound for XXX opposite direction.
Specifically, laid on the traveling rail, including will travel rail as the installation pedestal of optical measurement Sign module or The installation pedestal of optical measurement Sign module is mounted on traveling rail by connecting component so that travel displacement and the optics of rail Measure the displacement synchronous of Sign module；The displacement of the traveling rail and the displacement synchronous of optical measurement Sign module include：It is expert at Sail after rail is subjected to displacement travel rail and it is in running order under optical measurement Sign module between relative position it is constant；
Lay outside the traveling rail, including by the installation pedestal of optical measurement Sign module or installation built-in fitting be laid in track it Outside so that the displacement for travelling rail is asynchronous with the displacement of optical measurement Sign module；The displacement and optical measurement of the traveling rail The displacement of Sign module it is asynchronous including：Traveling rail be subjected to displacement after travel rail with it is in running order under optical measurement mark The relative position of will intermodule changes.
Further, corresponding to laying optical measurement Sign module on traveling rail, the row after traveling rail is subjected to displacement Sail rail and it is in running order under optical measurement Sign module between relative position it is constant, including：It is subjected to displacement in traveling rail The relative position holding of rail and the measurement reference point point interdigit of in running order lower optical measurement Sign module is travelled afterwards not Become, the change in location of the change in location respective carter of the measurement reference point point position of optical measurement Sign module；
Further, it is described to travel rail after traveling rail is subjected to displacement corresponding to laying optical measurement Sign module outside traveling rail With it is in running order under optical measurement Sign module between relative position change, including：The row after traveling rail is subjected to displacement Sail the relative position change of rail and the measurement reference point point interdigit of in running order lower optical measurement Sign module.
Further, corresponding to optical measurement Sign module is laid on track, by measuring optical measurement Sign module The variation of measurement reference point point position obtain position or the displacement of traveling rail；
Further, it is corresponding to laying optical measurement Sign module, the position coordinates of optical measurement Sign module outside track It is known that position or displacement using the position coordinates measurement traveling rail of optical measurement Sign module.
Yet further, corresponding to laying optical measurement Sign module, the position of the optical measurement Sign module outside track It is it is known that the coordinate of the measurement reference point point position including optical measurement Sign module is known to put coordinate.
Specifically, corresponding to optical measurement Sign module is laid on traveling rail, the installation pedestal or installation built-in fitting are laid in Travel the one or both sides of rail.
Any one of track of track of the track including high-speed railway, underground railway track and common railway.
Optical measurement Sign module provides dimensional information to be photogrammetric.
One kind as optical measurement mark is specific to lay mode, along 60 meters of track extending direction in the range of in traveling rail At least two or more optical measurement device for marking, the optical measurement which includes are laid in one side Shape, the physical dimension of mark are it is known that also, in the geographical coordinate of optical measurement mark and optical measurement marker spacing extremely One item missing is known.
Specifically, in the present embodiment, the measurement reference point of optical measurement mark is also referred to as position reference point or position base On schedule.
The device that the present embodiment provides, wherein,
The optical measurement tag communications module 210 sends control information for performing to optical measurement mark；And/or from light The operation of measurement designations data is learned, including following at least one step：
Control information is sent to optical measurement mark by wire channel or wireless channel；And
By wire channel or wireless channel from optical measurement designations optical measurement mark related data；
The control information includes work and triggers at least one of information and operation termination information：
The optical measurement mark related data includes the corresponding installation site information of optical measurement mark, optical measurement mark is known Other at least one of information and state detecting information.
Specifically, the optical measurement landmark identification information includes optical measurement Sign module identification information and optical measurement Indicate at least one of identification device identification information.
Specifically, the corresponding installation site information of the optical measurement mark, including the installation site it is corresponding number and At least one of datum mark position coordinate.
Further, the corresponding number that the corresponding installation site information of the optical measurement mark includes, number side Formula and CPIII control points numbering are identical or similar；
Further, the corresponding datum mark point position that the corresponding installation site information of the optical measurement mark includes is sat Mark, correspondence are numbered identical or similar with the correspondence of the coordinate of CPIII control point surveies point with CPIII control points.
Specifically, the optical measurement device for marking identification information, including production firm, model, batch and installed date At least one of in, which is used for operation maintenance.
The state detecting information includes optical measurement Sign module position in the operating condition, optical measurement mark mould At least one of the wind speed at temperature and optical measurement Sign module installation pedestal at block installation pedestal state parameter；With/ Or
Whether optical measurement Sign module is in the reset whether being in environmental protection state, detection optical measurement Sign module Vibration stress, the component under environmental protection state that state, the component under environmental protection state are born are born Temperature stress and at least one of the humidity modification that bears of the component under environmental protection state state parameter.
Specifically, the position of the optical measurement Sign module in the operating condition, is obtained using following steps：
Point position using optical imaging sensor observation optical measurement Sign module its position reference point in the operating condition is opposite In for judge the position reference point point position set judgement point point interdigit a relative position relation；Or
Using use optical grating ruler measurement optical measurement Sign module in the operating condition its position reference point point position compared with for The relative position relation for the position judgment point point interdigit for judging the point position of the position reference point and setting.
Specifically, the temperature at the optical measurement Sign module installation pedestal, is obtained using following steps：
Temperature at temperature in use sensor measurement optical measurement Sign module installation pedestal.
Specifically, the wind speed at the optical measurement Sign module installation pedestal, is obtained using following steps：
Use the wind speed at air velocity transducer measurement optical measurement Sign module installation pedestal.
Specifically, whether the optical measurement Sign module is in environmental protection state, is obtained using following steps：
Learn whether Sign module is in environmental protection position using optical imagery module or position sensor detection.
Specifically, the reset state that whether the optical measurement Sign module is in, is obtained using following steps：
Learn whether Sign module is in reset position using optical imagery module or position sensor detection；
It is kept constant corresponding to height of support where optical measurement Sign module or situation that position is constant, the optical measurement mark The reset position of will module is the position that optical measurement Sign module is in environmental protection state；Corresponding to need adjust bearing Height or position can just make optical measurement Sign module enter the situation of operating position, the reset of the optical measurement Sign module Position is that optical measurement Sign module or optical measurement device for marking are in rest position；
The rest position refers to that optical measurement device for marking is in position of the security without influence on rail vehicle traveling.
Specifically, installation position sensor, when the optical measurement device for marking is in rest position, position sensor Corresponding signal is exported, is judged as that optical measurement device for marking is in rest position after dry signal is obtained；The seated position passes Sensor is at least one of Hall sensor, contact-making switch sensor, photoelectric sensor and electromagnetic sensor.
Further, under environmental protection state, environmental protection body is to optical measurement Sign module or optical measurement mark mould At least one of impact that at least part component that block includes is born, sand and dust, temperature and humidity environmental stress are protected.
Specifically, the rest position is located at outside traveling rail position.
The device that the present embodiment provides, wherein,
The acquisition operation termination information, is made by servo mechanism in optical measurement Sign module and optical measurement device for marking Any at least part component included departs from working condition and enters environmental protection state, including：
Pass through the acquisition of at least one of timing circuit, optical signal receiver, acoustic signal receiver and radio signal receiver Operation termination information；
By servo mechanism mobile environment protection body optical measurement Sign module or optical measurement device for marking is made to include at least Section components enter environmental protection state, and mobile optical measurement Sign module is allowed to and installation pedestal and installs in built-in fitting At least one depart from hard contact condition or close coupling state；Or
At least part component included by servo mechanism movement optical measurement Sign module or optical measurement device for marking is allowed to Into environmental protection state, and mobile optical measurement Sign module is allowed to and at least one in installation pedestal and installation built-in fitting Kind departs from hard contact condition or close coupling state.
The device that the present embodiment provides, wherein,
The metrical information processing module 220 is treated for performing to be obtained using optical measurement mark near optical measurement mark The operation of the location information of the point on object is surveyed, including：
By obtaining the optical imagery of optical measurement mark and object under test, and using on different position in the optical imagery Datum mark on optical measurement mark determines at least one of measuring line and measurement datum, determines the optical imagery Point on middle object under test compared at least one of the measuring line and measurement datum point position；And/or
By obtaining the optical imagery of optical measurement mark and object under test, and using on different position in the optical imagery At least one of dimensional information of datum mark point position information and optical measurement mark on optical measurement mark, determines the light Learn distance of the point in image on object under test compared with the datum mark on the optical measurement mark.
Specifically, the optical imagery for obtaining optical measurement mark and object under test, including：
The optical image of optical measurement mark and object under test is obtained using one or two optical imaging sensor.
Specifically, when the optical image that two optical imaging sensors is used to obtain optical measurement marks and object under test, The relative position of the two optical image sensors exists between known and two optical imaging sensor field of view angle to be determined Angular relationship.
Specifically, the datum mark on the optical measurement mark using on different position in the optical imagery determines to survey At least one of datum line and measurement datum are measured, including：
A measuring line is determined using the datum mark on the optical measurement mark on two different positions；Or
A measurement datum is determined using the datum mark on the optical measurement mark on three different positions.
In the present embodiment, as a kind of application mode of the measuring line, including：
The two width optical imagerys gathered using two optical image sensors determine on wherein object under test that first and second is to be measured The position of point, first He of this compared with measuring line is calculated using the position of the first and second tested points on object under test Second distance determines offset of the object under test compared with measuring line using the described first and second distances.
As one kind of the object under test, the object under test travels rail for railway, the first He on the object under test The position of second tested point travels the first and second tested points on rail for railway.
In the present embodiment, as a kind of application mode of the measuring line, including：
The two width optical imagerys gathered using two optical image sensors determine the position of the first tested point on wherein object under test It puts, first distance of this compared with measuring line is calculated using the position of the first tested point on object under test, using described First distance determines offset of the object under test compared with measuring line.
As one kind of the object under test, the object under test be ohject displacement monitoring light target, the object under test The position of upper first tested point is the point position of the datum mark on the measurement light target.
In the present embodiment, as a kind of application mode of the measurement datum, including：
The two width optical imagerys gathered using two optical image sensors determine on wherein object under test that first and second is to be measured The position of point, first He of this compared with measurement datum is calculated using the position of the first and second tested points on object under test Second distance determines offset of the object under test compared with measurement datum using the described first and second distances.
As one kind of the object under test, the object under test travels rail for railway, the first He on the object under test The position of second tested point travels the first and second tested points on rail for railway.
Specifically, the point determined in the optical imagery on object under test is compared with the measuring line and measuring basis The point position at least one of face, including：
The two width optical imagerys gathered using two optical image sensors determine on wherein object under test that first and second is to be measured Position coordinate o'clock in the first coordinate system uses the position coordinate and the first coordinate system to calculate first and second on object under test Tested point is to measurement datum or the first and second distances of measuring line.
Specifically, the point determined in the optical imagery on object under test is compared on the optical measurement mark The distance of datum mark, including：
The two width optical imagerys gathered using two optical image sensors determine on wherein object under test o'clock in the first coordinate Position coordinate in system uses coordinate of the datum mark on the position coordinate and the optical measurement mark in the first coordinate system Calculate distance of the point on object under test compared with the datum mark on the optical measurement mark.
Further, the point determined in the optical imagery on object under test is compared with the measuring line and measurement base The point position at least one of quasi- face, including：
According to coordinate value of the datum mark on optical measurement mark in the first coordinate system and the coordinate value in the second coordinate system, Point on the object under test that the first coordinate system will be used to obtain compared in the measuring line and measurement datum at least A kind of position coordinate carries out coordinate conversion, obtains the point on the object under test obtained using the second coordinate system compared with the survey Measure the position coordinate of at least one of datum line and measurement datum.
Further, it is determined that the point in the optical imagery on object under test is compared with the base on the optical measurement mark Distance on schedule, further comprises：
According to coordinate value of the datum mark on optical measurement mark in the first coordinate system and the coordinate value in the second coordinate system, And the point in the optical imagery on object under test will be used compared with the distance of the datum mark on the optical measurement mark The position coordinate of point on the object under test that first coordinate system obtains carries out coordinate conversion, obtains being sat second on object under test Position coordinate in mark.
The device that the present embodiment provides, wherein,
The object under test travels at least one of rail and ohject displacement monitoring light target including track traffic；
Wherein, the ohject displacement monitoring light target includes the optical measurement Sign module laid on traveling rail.
The device that the present embodiment provides further includes laser beam irradiation module 230, which walks for performing following operation Suddenly：
To object under test emit laser beam, the laser beam be used for determining the point on object under test position and object under test away from At least one of from；And/or
Laser beam is sent to optical measurement mark, which is used for triggering optical measurement mark and enters working condition, measurement At least one of the distance of optical measurement mark and the parameter of Calibration of Laser beam.
It is described to emit laser beam to object under test, specifically, laser beam is emitted to object under test with scan mode.
The described laser beam is used for determining in the position of the point on object under test and the distance of measurement object under test extremely Few one kind, including：
Use the light spot image information of the position of optical measurement mark and dimensional information and the laser beam on object under test Determine the position coordinates of the point on object under test；And/or
Distance measuring signal is carried using laser beam, obtains the distance of object under test.
Described to send laser beam to optical measurement mark, which is used for triggering optical measurement mark and enters work shape State, including：
Enter the trigger signal of working condition using the project signal of the laser beam as optical measurement mark or use the laser The project signal of beam reports its identification information as optical measurement mark and detects the trigger signal of at least one of status information.
Described to send laser beam to optical measurement mark, which is used for the distance for measuring optical measurement mark, including：
Distance measuring signal is carried using laser beam, obtains the distance of optical measurement mark.
Described to send laser beam to optical measurement mark, which is used for the parameter of Calibration of Laser beam, including：
Laser beam is sent to optical measurement mark known to position, uses light spot shape of the laser beam on the optical measurement mark At least one of beam angle, hot spot scale at least one of dimensional information Calibration of Laser beam are closed with the variation of distance System.
Method and device provided in an embodiment of the present invention can use in whole or in part electronic technology, electro-optical distance measurement technology and Automatic control technology is realized；Method provided in an embodiment of the present invention, can in whole or in part by software instruction and/or Hardware circuit is realized；The module or unit that device provided in an embodiment of the present invention includes, may be employed electronic component, light- Electrical part is realized.
The preferred embodiment of the above, the simply present invention is not used for limiting protection scope of the present invention.Appoint Technical staff in what field of the present invention, do not depart from disclosed herein spirit and scope on the premise of, Ke Yi Any modification and variation, but protection scope of the present invention defining with appended claims are carried out in the form and details of implementation Subject to scope.
The present invention provides a kind of measuring method and device using control point, overcomes existing photogrammetric technology and deposits Optical measurement mark lay heavy workload, efficiency is low, is difficult to lay and be difficult in orbit for a long time in ring residing for track At least one of these shortcomings are used under border.Precision is high, efficient, has practicability.

Claims (10)

1. a kind of measuring method using control point, including：
Control information is sent to optical measurement mark；And/or from optical measurement designations data；
The location information of the point on the object under test near optical measurement mark is obtained using optical measurement mark.
2. the method for claim 1, wherein
Control information is sent to optical measurement mark；And/or from optical measurement designations data, including following at least one Step：
Control information is sent to optical measurement mark by wire channel or wireless channel；And
By wire channel or wireless channel from optical measurement designations optical measurement mark related data；
The control information includes work and triggers at least one of information and operation termination information：
The optical measurement mark related data includes the corresponding installation site information of optical measurement mark, optical measurement mark is known Other at least one of information and state detecting information.
3. the method for claim 1, wherein
The location information of point on the object under test obtained using optical measurement mark near optical measurement mark, including：
By obtaining the optical imagery of optical measurement mark and object under test, and using on different position in the optical imagery Datum mark on optical measurement mark determines at least one of measuring line and measurement datum, determines the optical imagery Point on middle object under test compared at least one of the measuring line and measurement datum point position；And/or
By obtaining the optical imagery of optical measurement mark and object under test, and using on different position in the optical imagery At least one of dimensional information of datum mark point position information and optical measurement mark on optical measurement mark, determines the light Learn distance of the point in image on object under test compared with the datum mark on the optical measurement mark.
4. method as claimed in claim 3, wherein,
The object under test travels at least one of rail and ohject displacement monitoring light target including track traffic；
Wherein, the ohject displacement monitoring light target includes the optical measurement Sign module laid on traveling rail.
5. the method as described in claim 1 further includes laser beam illuminating method, specifically comprises the following steps：
To object under test emit laser beam, the laser beam be used for determining the point on object under test position and object under test away from At least one of from；And/or
Laser beam is sent to optical measurement mark, which is used for triggering optical measurement mark and enters working condition, measurement At least one of the distance of optical measurement mark and the parameter of Calibration of Laser beam.
6. a kind of optical measuring device using control point, including
Optical measurement tag communications module and metrical information processing module；Wherein,
Optical measurement tag communications module, for sending control information to optical measurement mark；And/or from optical measurement mark Data are received, including wirelessly or non-wirelessly transmitting submodule；
Metrical information processing module, for optical measurement mark to be used to obtain the point on the object under test near optical measurement mark Location information, including data processing submodule.
7. device according to claim 6, wherein,
The optical measurement tag communications module sends control information for performing to optical measurement mark；And/or from optics The operation of designations data is measured, including following at least one step：
Control information is sent to optical measurement mark by wire channel or wireless channel；And
By wire channel or wireless channel from optical measurement designations optical measurement mark related data；
The control information includes work and triggers at least one of information and operation termination information：
The optical measurement mark related data includes the corresponding installation site information of optical measurement mark, optical measurement mark is known Other at least one of information and state detecting information.
8. device according to claim 6, wherein,
The metrical information processing module, for performing the determinand obtained using optical measurement mark near optical measurement mark The operation of the location information of point on body, including：
By obtaining the optical imagery of optical measurement mark and object under test, and using on different position in the optical imagery Datum mark on optical measurement mark determines at least one of measuring line and measurement datum, determines the optical imagery Point on middle object under test compared at least one of the measuring line and measurement datum point position；And/or
By obtaining the optical imagery of optical measurement mark and object under test, and using on different position in the optical imagery At least one of dimensional information of datum mark point position information and optical measurement mark on optical measurement mark, determines the light Learn distance of the point in image on object under test compared with the datum mark on the optical measurement mark.
9. device according to claim 8, wherein,
The object under test travels at least one of rail and ohject displacement monitoring light target including track traffic；
Wherein, the ohject displacement monitoring light target includes the optical measurement Sign module laid on traveling rail.
10. device according to claim 6 further includes laser beam irradiation module, which is used to perform following operation Step：
To object under test emit laser beam, the laser beam be used for determining the point on object under test position and object under test away from At least one of from；And/or
Laser beam is sent to optical measurement mark, which is used for triggering optical measurement mark and enters working condition, measurement At least one of the distance of optical measurement mark and the parameter of Calibration of Laser beam.
CN201711494964.6A 2017-12-31 2017-12-31 A kind of measuring method and device using control point Withdrawn CN108072327A (en)

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