CN104897069B - A kind of laser measuring device for measuring for measuring long-range macro object length and area - Google Patents
A kind of laser measuring device for measuring for measuring long-range macro object length and area Download PDFInfo
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- CN104897069B CN104897069B CN201510377737.XA CN201510377737A CN104897069B CN 104897069 B CN104897069 B CN 104897069B CN 201510377737 A CN201510377737 A CN 201510377737A CN 104897069 B CN104897069 B CN 104897069B
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- 238000005259 measurement Methods 0.000 claims abstract description 38
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Abstract
The invention discloses a kind of laser measuring device for measuring for measuring long-range macro object length and area, including test platform, laser, return laser beam reception system, two-dimensional scanning mirrors, computer.The laser measuring device for measuring provided by the invention for measuring long-range macro object length and area, can realize the long-range measurement of building height, soil girth and area as needed.The device is easily carried, is easy to operate, and measurement accuracy rate is high, overcomes traditional land area and measures numerous with measuring apparatus style in construction account, and process of measurement is cumbersome, the shortcomings that easily malfunctioning, and is with a wide range of applications.
Description
Technical field
The present invention relates to a kind of laser measuring device for measuring, particularly relate to a kind of measure swashing for long-range macro object length and area
Optical measurement instrument.
Background technology
In fields such as building, the reallocations of land, it is often necessary to which soil size, land area and building height are measured.
The measurement of building height at present, some utilize instrument direct measurement, and some cooperation optical principles are measured indirectly；Soil size
And in the measurement of area, plot is generally regarded to the closing space being made up of irregular polygon as, by positioning each angle point
Plane coordinates obtains block area indirectly, and also some uses various special native area measurement instruments.Under normal circumstances, building height
Different survey tools is needed to use with Land area measure, and is all mostly to measure indirectly, is entered first by length instrument
Row length is measured, and measured value is then calculated.Survey tool disunity, measurement process is comparatively laborious, and efficiency is low, easily goes out
Mistake, and block area is mostly irregular, out-of-flatness factor in ground can all influence measuring accuracy.
The content of the invention
In view of this, it is an object of the invention to propose a kind of laser measurement for measuring long-range macro object length and area
Device, the device can measure building height, soil girth, area etc. simultaneously, and accuracy rate is high, easy to use.
Laser measuring device for measuring based on the long-range macro object length of above-mentioned purpose measurement provided by the invention and area, it is special
Sign is, including test platform, laser, return laser beam reception system, two-dimensional scanning mirrors, computer.
The laser, two-dimensional scanning mirrors are installed on test platform, and two-dimensional scanning mirrors are fixed on laser output
The front of mirror, is received and the laser beam of reflection laser output, two-dimensional scanning mirrors include speculum, and the speculum can
Swing, change the direction of propagation of the laser beam after reflection；The return laser beam reception system is installed on test platform, can
Realize coaxial by adjusting the laser beam that optical axis direction and two-dimensional scanning mirrors are emitted, reflect so as to receiving target obstacle
Return laser beam；The return laser beam reception system is connected with computer, and the computer can receive to be received from return laser beam
The information of system and the distance of feedback target barrier.
In some embodiments, the laser measuring device for measuring of the long-range macro object length of the measurement and area, its feature
It is, the two bit scans galvanometer is controlled by computer, can be changed laser propagation direction as needed and be recorded speculum turn
The angle crossed.
In some embodiments, the laser measuring device for measuring of the long-range macro object length of the measurement and area, its feature
It is, in addition to the pointing instrumentation for laser facula positioning, the pointing instrumentation include telescopic system, being capable of accurate measured target
Point, pointing instrumentation are arranged on test platform with laser coaxial.
In some embodiments, the laser measuring device for measuring of the long-range macro object length of the measurement and area, its feature
It is, the computer includes metering module, and the metering module can calculate the length and height of remote objects.
In some embodiments, the laser measuring device for measuring of the long-range macro object length of the measurement and area, its feature
It is, the metering module can calculate the girth and area of remote objects.
In some embodiments, the laser measuring device for measuring of the long-range macro object length of the measurement and area, its feature
It is, the laser is visible laser.
From the above it can be seen that the laser measurement dress provided by the invention for measuring long-range macro object length and area
Put, the long-range measurement of building height, soil girth and area can be realized as needed.The device is easily carried, is easy to operate,
It is high to measure accuracy rate, overcomes traditional land area and measures numerous with measuring apparatus style in construction account, process of measurement is cumbersome,
Easily the shortcomings that error.
Brief description of the drawings
The structural representation of the laser measuring device for measuring of the long-range macro object length of Fig. 1 measurements provided by the invention and area.
Fig. 2 is the light path principle figure of the laser measuring device for measuring of the long-range macro object length of measurement that invention provides and area.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with specific embodiment, and reference
Accompanying drawing, the present invention is described in more detail.
Fig. 1 is a kind of structural representation for the laser measuring device for measuring for measuring long-range macro object length and area, including is surveyed
Try platform 1, laser 2, return laser beam reception system 3, two-dimensional scanning mirrors 4, computer 5.
Laser 2, two-dimensional scanning mirrors 4 are installed on test platform 1, and two-dimensional scanning mirrors 4 are fixed on laser 2 and exported
The front of mirror, is received and the laser beam of the output of reflection laser 2, two-dimensional scanning mirrors 4 include speculum, the speculum energy
It is enough to swing, change the direction of propagation of the laser beam after reflection.
Return laser beam reception system 3 is installed on test platform 1, can be by adjusting optical axis direction and two-dimensional scanning mirrors
The laser beam of 4 outgoing is realized coaxially, so as to receive the return laser beam of target obstacle reflection.
Return laser beam reception system 3 is connected with computer 5, and computer 5 can be received from return laser beam reception system 3
The distance of information and feedback target barrier.
Further, two-dimensional scanning mirrors 4 are controlled by computer 5, can be changed laser propagation direction as needed and be remembered
The angle that record speculum turns over.
So, the direction that can realize two-dimensional scanning mirrors 4 by computer 5 adjusts so as to barrier pickup point
It is more convenient to aim at, and operability is stronger.
Further, measuring the laser measuring device for measuring of long-range macro object length and area also includes pointing instrumentation 6, pointing instrumentation
6 include telescope, for the positioning to target obstacle pickup point, the accurate incidence of laser facula when being easy to ranging.Pointing instrumentation 6
On test platform 1.
For in irregular shape, it is necessary to the pickup point chosen when the unconspicuous soil of corner angle or construction area measure
More and by being visually not easy to observe, pointing instrumentation 6 can be accurately positioned with auxiliary laser hot spot.
Further, computer 5 includes metering module, and metering module can calculate the length height of remote objects, girth
And area.
So, computer passes through laser light when the distance for measuring target obstacle difference pickup point and inswept each pickup point
The deflection angle of beam, the height of target, length, girth and area parameters can be easily calculated by built-in metering module.Behaviour
Facilitate, it is simple and easy.
Further, laser is visible laser.Visible laser use is safer reliable in the measurements, is easy to
Observation.
The measurement process and principle of the laser measuring device for measuring provided by the invention for measuring long-range macro object length and area
It is as follows：
We plan to measure the height in a building, or the height of television tower, and equipment is well placed, laser aiming object
A ends, measurement laser to the distance a at object A ends, then adjust scanning galvanometer, and by the other end of laser aiming object, measurement swashs
Light calculates the angle, θ that laser changes, the length c of object is can obtain according to following formula to the distance b at object B ends：
We plan to measure the area of an object, or the area of a piece of land, equipment are well placed, beam of laser is taken aim at
Then the point A that quasi- interior of articles is fixed, measurement laser adjust scanning galvanometer, by the second beam laser to the distance a of object A points
The point B of edge one of object, the distance b1 of measurement laser to object B1 points are aimed at, and calculates the angle of two beam laser, can basis
Following formula calculates the length c1 of AB points：
Second beam is moved to B2 points, the distance b2 of measurement laser to object B2 points along object edge, and calculates two beams and swash
The angle of light, the length c2 of AB points can be calculated according to following formula：
Triangle AB1B2 area is calculated, by that analogy, it is possible to obtain the area of object.
Fig. 2 is the index path of the laser measuring device for measuring of the long-range macro object length of the measurement and area.The present apparatus passes through this
Light path realizes range measurement.
From the above it can be seen that the laser measurement dress provided by the invention for measuring long-range macro object length and area
Put, the long-range measurement of building height, soil girth and area can be realized as needed.The device is easily carried, is easy to operate,
It is high to measure accuracy rate, overcomes traditional land area and measures numerous with measuring apparatus style in construction account, process of measurement is cumbersome,
Easily the shortcomings that error.
Those of ordinary skills in the art should understand that：The specific embodiment of the present invention is the foregoing is only, and
The limitation present invention is not used in, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc.,
It should be included within protection scope of the present invention.
Claims (2)
1. a kind of laser measuring device for measuring for measuring long-range macro object length and area, it is characterised in that including test platform, swash
Light device, return laser beam reception system, two-dimensional scanning mirrors, computer；
The laser, two-dimensional scanning mirrors are installed on test platform, and two-dimensional scanning mirrors are fixed on laser outgoing mirror
Front, is received and the laser beam of reflection laser output, two-dimensional scanning mirrors include speculum, and the speculum can be put
It is dynamic, change the direction of propagation of the laser beam after reflection；
The return laser beam reception system is installed on test platform, can gone out by adjusting optical axis direction and two-dimensional scanning mirrors
The laser beam penetrated is realized coaxially, so as to receive the return laser beam of target obstacle reflection；
The return laser beam reception system is connected with computer, and the computer can be received from return laser beam reception system
The distance of information and feedback target barrier；
The two-dimensional scanning mirrors are controlled by computer, can be changed laser propagation direction as needed and be recorded speculum and turn over
Angle；
The computer includes metering module, and the metering module can calculate the length and height of remote objects；Specifically include：
Equipment is well placed, the A ends of laser aiming object, measurement laser to the distance a at object A ends, then adjusts scanning galvanometer, will swashed
Light aims at the other end of object, the distance b of measurement laser to object B ends, calculates the angle, θ that laser changes, can according to following formula
Obtain the length c of object：
Also include the pointing instrumentation for being used for laser facula positioning, the pointing instrumentation includes telescopic system, being capable of accurate measured target
Point, pointing instrumentation are arranged on test platform with laser coaxial；
The metering module can calculate in irregular shape, the girth and area of the unconspicuous remote objects of corner angle；Specifically include：
Equipment is well placed, beam of laser aims at the point A that interior of articles is fixed, then measurement laser is adjusted to the distance a of object A points
Whole scanning galvanometer, by the point B1 of edge one of the second beam laser aiming object, the distance b1 of measurement laser to object B1 points, and count
The angle of two beam laser is calculated, the length c1 of AB1 points can be calculated according to following formula：
Second beam is moved to B2 points, the distance b2 of measurement laser to object B2 points along object edge, and calculates two beam laser
Angle, the length c2 of AB2 points can be calculated according to following formula：
Triangle AB1B2 area is calculated, by that analogy, it is possible to obtain the area of object.
2. the laser measuring device for measuring according to claim 1 for measuring long-range macro object length and area, it is characterised in that
The laser is visible laser.
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| CN201510377737.XA CN104897069B (en) | 2015-07-01 | 2015-07-01 | A kind of laser measuring device for measuring for measuring long-range macro object length and area |
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| CN201510377737.XA CN104897069B (en) | 2015-07-01 | 2015-07-01 | A kind of laser measuring device for measuring for measuring long-range macro object length and area |
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| CN104897069B true CN104897069B (en) | 2017-12-05 |
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| CN105444729B (en) * | 2015-12-13 | 2020-12-22 | 重庆桑耐美光电科技有限公司 | Optical remote measurement method |
| CN106764892A (en) * | 2016-12-27 | 2017-05-31 | 扬州市光宇照明有限公司 | A kind of integral solar street lamp |
| CN108398083B (en) * | 2018-01-29 | 2021-03-16 | 湖南三德科技股份有限公司 | Carriage positioning method and positioning device |
| CN108613627A (en) * | 2018-04-12 | 2018-10-02 | 湘潭大学 | A kind of mobile phone and its measurement method measuring function with straight length |
| CN111854651A (en) * | 2020-07-20 | 2020-10-30 | 武汉科技大学 | Indoor building area real-time measuring method based on SLAM |
Citations (5)
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| CN101329174A (en) * | 2007-12-23 | 2008-12-24 | 中国海洋大学 | Full field vision self-scanning measurement apparatus |
| CN201983758U (en) * | 2011-01-25 | 2011-09-21 | 余韵致 | Device for measuring three-dimensional object space based on small hole imaging principle |
| CN103376068A (en) * | 2012-04-27 | 2013-10-30 | 南京理工大学 | Laser three-dimensional shape testing device and method for acquiring object plane three-dimensional information thereof |
| CN104567753A (en) * | 2013-10-18 | 2015-04-29 | 创科电动工具科技有限公司 | Method for measuring area of target surface |
| CN204740004U (en) * | 2015-07-01 | 2015-11-04 | 丁千寻 | Measure laser surveying device of long -range macroscopical object length and area |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080125700A1 (en) * | 2006-11-29 | 2008-05-29 | Moberg Sheldon B | Methods and apparatuses for detecting medical device acceleration, temperature, and humidity conditions |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101329174A (en) * | 2007-12-23 | 2008-12-24 | 中国海洋大学 | Full field vision self-scanning measurement apparatus |
| CN201983758U (en) * | 2011-01-25 | 2011-09-21 | 余韵致 | Device for measuring three-dimensional object space based on small hole imaging principle |
| CN103376068A (en) * | 2012-04-27 | 2013-10-30 | 南京理工大学 | Laser three-dimensional shape testing device and method for acquiring object plane three-dimensional information thereof |
| CN104567753A (en) * | 2013-10-18 | 2015-04-29 | 创科电动工具科技有限公司 | Method for measuring area of target surface |
| CN204740004U (en) * | 2015-07-01 | 2015-11-04 | 丁千寻 | Measure laser surveying device of long -range macroscopical object length and area |
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Effective date of registration: 20220331 Address after: 261021 plant 4, semiconductor (laser) Industrial Park, Weicheng District, Weifang City, Shandong Province Patentee after: Zhang Xiaofu Address before: 102218 room 16-7-101, zone 1, Tiantong Dongyuan, Changping District, Beijing Patentee before: Ding Qianxun Patentee before: Zhang Xiaofu |
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