CN102359775A - Structure space distance remote vision measurement method - Google Patents

Abstract

The present invention discloses a structure space distance remote vision measurement method. The method is characterized in that: measurement steps of the method comprise that: (1) an installation apparatus is adopted to convey a device of the present invention to a measurement position; (2) an operation terminal is adopted to start a self-test program of a universal console to make good preparation for the measurement; (3) an image of a high optical zoom high-definition integrated digital movement is observed on a display screen of the operation terminal module; the universal console is adjusted to rotate to align a tracing light spot of a laser range finder to the measurement point, wherein the tracing light spot is marked as the point A, the focal length of the digital movement can be adjusted during the aligning process, or an assistant illuminating lamp can be opened; (4) after marking the point A, the step (3) is repeated performed, and the point B is marked; after marking the point B, the operation terminal automatically calculates the distance between the point A and the point B, and displays the distance on the display screen; (5) different distance measurements are performed according to the three distance measurement methods provided by the operation terminal module. With the present invention, the scientification and the high precision of the structure space distance measurement is realized, the disadvantage of the visual observation is effectively compensated, and the practicality is provided.

Description

A kind of works space length remote viewing measuring method

Technical field

The present invention relates to a kind of measuring method, relate in particular to a kind of works space length remote viewing measuring method.

Background technology

Range estimation promptly measures the method for distance, height and angle by the eye.Because simple, the measurement range of measuring process is wide, measure and do not need survey instrument or the simple survey instrument of needs only, in all trades and professions, all be widely used.The shortcoming of range estimation is:

1, the range estimation personnel need the training of specialty and long-term practice.

2, visual observation varies with each individual, thereby visual observation only has reference significance.

3, visual observation receives the influence of light and object of reference bigger.

4, can only estimate the object that human eye can be seen, for blocking or then can't measuring apart from object far away.

Therefore need a kind of works space length remote viewing measuring method, realize the scientific and high precision int of test.

Summary of the invention

The invention provides a kind of works space length remote viewing measuring method, with the scientific and high precision int of implementation structure object space distance test.

For solving above technical matters, the technical scheme that the present invention adopts is: a kind of works space length remote viewing measuring method, and it is characterized in that: the step of measurement is following:

(1), utilize erecting device that the present invention is delivered to the measuring position;

(2), start the self-check program of universal turning bench, carry out to measure and prepare through operating terminal;

(3), on the display screen of operating terminal module, observe the image of high optical zoom high definition integrated digital movement; Regulate the universal turning bench rotation with mark A point behind the spike spot alignment measurement point of laser range finder; Can regulate the focal length of digital movement therebetween, perhaps open assist illuminator;

(4), behind the mark A point, repeating step 3 mark B points; Behind the intact B of mark, operating terminal will calculate the distance of A, B point-to-point transmission automatically, and be presented on the display screen;

(5), according to three kinds of distance measurement methods that the operating terminal module provides, carry out different distances and measure.

Utilize the present invention to realize the scientific and high precision int of structure object space range observation, the shortcoming that has effectively remedied range estimation is very practical.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the present invention is done further detailed explanation.

Fig. 1 is a structured flowchart of the present invention.

Fig. 2 is a structural representation of the present invention.

Fig. 3 is the schematic diagram calculation synoptic diagram.

Fig. 4 is three kinds of different measuring method synoptic diagram

Embodiment

As shown in Figure 1; The present invention is a kind of simple in structure, portable range estimation replacement device, and this device mainly is made up of high optical zoom high definition integrated digital movement, laser range finder, floor light, universal turning bench (angle measurement unit: i.e. level angle measurement mechanism, luffing angle measurement mechanism), wireless communication module, operating terminal module; Laser range finder, floor light, universal turning bench, wireless communication module are connected with high optical zoom high definition integrated digital movement respectively, and the other end of wireless communication module is connected with the operating terminal module.

As shown in Figure 2, the present invention is made up of laser range finder 6, level angle measurement mechanism 2, luffing angle measurement mechanism 7, high optical zoom high definition integrated digital movement 5, assist illuminator 4, battery 1, fast fishplate bar 3.The testing staff accomplishes distance calculation through display screen mark A, B 2 points of operating terminal module by operating terminal, and result of calculation is presented on the display screen of operating terminal.

The DS-CM216P-D type high definition integrated digital movement that the numeral movement selects for use Haikang, Hangzhou prestige to look; This movement is furnished with 18 times of (focal length 4.7-84.6mm) Zoom optic lens; Ultimate resolution is 15 hardwood 1280*960, and the high optical zoom of movement and high resolving power can guarantee that the gauger can see enough details on the display screen of operating terminal.

It is 0～70 meter that laser range finder selects Wuhan to hold to open up the measurement range of this laser range finder of G1020107 type laser range finder of production for use, and measuring accuracy is 1 millimeter.Laser range finder and the coaxial installation of high optical zoom high definition integrated digital movement guarantee that the spike luminous point of laser range finder can clearly be seen all the time on the display screen of operating terminal.

Assist illuminator is custom-designed for the imaging effect that improves the numeral movement in the relatively poor observation area of light, assist illuminator and the coaxial installation of high optical zoom high definition integrated digital movement, and control open and close by operating terminal.

High optical zoom high definition integrated digital movement and laser range finder, assist illuminator form a whole and are installed on the axle of luffing angle measurement mechanism; Luffing angle measurement mechanism level angle measurement mechanism quadrature is installed and is formed universal turning bench; The fast fishplate bar of camera of fast fishplate bar selection standard; Be installed on the axle of level angle measurement mechanism of universal turning bench, be used for and being connected of auxiliary pallet.

Each group angle measurement unit comprises a cover high precision, big retarding than harmonic speed reducer and a stepper motor.The operating terminal module is to write down the angle of universal turning bench rotation indirectly through the step-by-step impulse number that writes down stepper motor.Stepper motor is that 32 segmentation drivings are that stepping angle is 0.05625 degree.The reduction gear ratio of the harmonic speed reducer of level angle measurement mechanism is 51, and the angle recordings precision reaches 0.00110 degree, and the reduction gear ratio of the harmonic speed reducer of luffing angle measurement mechanism is 102.The angle recordings precision reaches 0.00055 degree.

The operating terminal module is selected for use and is used windows removable computer operating system, that have wireless network card; Battery selects for use GPL-110 video camera reserve battery for the present invention power supply to be provided.

Control of the present invention is node with high optical zoom high definition integrated digital movement 5, is accomplished by the operating terminal module.Laser range finder 6, assist illuminator 4, level angle measurement mechanism 2, luffing angle measurement mechanism 7 connect as one through the RS485 serial ports of digital movement.Numeral movement 5 is the measurement data of the video of gathering, laser range finder and the angle-data packing of angle measurement unit, and on the operating terminal module that transmits with the mode of wireless telecommunications.Control signal on the operating terminal module; Also the mode with wireless telecommunications is sent to high optical zoom high definition integrated digital movement; Be sent to the stepper motor of laser range finder, assist illuminator, angle measurement unit by high optical zoom high definition integrated digital movement through the RS485 serial ports again, realize the wireless connections of operating terminal and equipment.The testing staff can see real-time image through the display screen of operating terminal module; Can control universal turning bench (angle measurement unit), laser range finder, assist illuminator completion video survey inspection, the data that the utilization of last operation terminal module is gathered are accomplished also demonstration of distance calculation.

We know from cartesian geometry, if know the air coordinates that the space is any at 2, just can calculate the air line distance of this point-to-point transmission, and it is following, as shown in Figure 3 to calculate principle:

At first set up two rectangular coordinate systems, be respectively coordinate system 1, coordinate system 2.The initial point of coordinate system 1 is the center that horizontally rotates of " angle measurement unit ", and the line of the measurement initial point of " distance-measuring device " is the X axle during with initial point and A point measurement, being the Z axle straight up.The measurement initial point of " distance-measuring device " when the initial point of coordinate system 2 is exactly the B point measurement.Each of each of coordinate system 2 and coordinate system 1 is parallel.Suppose that the distance of the measurement initial point of distance-measuring device and the horizontal center of angle measurement unit is a, A point distance measure is m; M and xy plane included angle are θ; B point distance measure is n, and n and x axle horizontal angle are that α n and xy plane included angle are ω, and obviously A point coordinate in coordinate system 1 is: (a; Mcos θ, msin θ); B point coordinate in coordinate system 2 is: (nsin α cos ω, ncos α cos ω, nsin ω); The initial point of coordinate system 2 coordinate in coordinate system 1 is: (acos α, α sin α, 0), and after the coordinate conversion, B point coordinate in coordinate system 1 is: (nsin α cos ω+acos α, ncos α cos ω+asin α, nsin ω); Then, the distance of AB point-to-point transmission is: $\sqrt{\begin{array}{c}{(-n\mathrm{Sin}\mathrm{\α}\mathrm{Cos}\mathrm{\ω}+a\mathrm{Cos}\mathrm{\α}-a)}^2+\\ {(n\mathrm{Cos}\mathrm{\α}\mathrm{Cos}\mathrm{\ω}+a\mathrm{Sin}\mathrm{\α}-m\mathrm{Cos}\mathrm{\θ})}^2+\\ {(n\mathrm{Sin}\mathrm{\ω}-m\mathrm{Sin}\mathrm{\θ})}^2\end{array}}$ Can draw from above analysis: through measurement A, 2 distances of B, and write down the angle variation of ordering, just can calculate the distance of space A, B point-to-point transmission from the A point to B apart from the measurement initial point.Measuring method is following: at first the indication luminous point with laser range finder moves to the A point, measures the distance of A point to the laser range finder initial point.Control coordinate The Cloud Terrace moves to the B point with the indication luminous point of laser range finder, measures the distance of B point to the laser range finder initial point.The relative angle of the distance of 2 of A, B and coordinate The Cloud Terrace record just can be calculated the air line distance of A, B point-to-point transmission by above-mentioned coordinate principle.

Method of application of the present invention is:

Utilize the present invention can carry out visual range observation, the step of measurement is following:

1, utilize erecting device that the present invention is delivered to the measuring position;

2, start the self-check program of universal turning bench through operating terminal, carry out to measure and prepare;

3, on the display screen of operating terminal module, observe the image of high optical zoom high definition integrated digital movement; Regulate the universal turning bench rotation with mark A point behind the spike spot alignment measurement point of laser range finder; Can regulate the focal length of digital movement therebetween, perhaps open assist illuminator;

4, behind the mark A point, repeating step 3 mark B points; Behind the intact B of mark, operating terminal will calculate the distance of A, B point-to-point transmission automatically, and be presented on the display screen;

5, the operating terminal module provides 4-1 among Fig. 4,4-2, three kinds of distance measurement methods of 4-3, can adapt to different distances and measure demand:

Fig. 4-the 1st, each measurement all needs mark A point, B point, and this method is used for measuring the length of straight line more.

Fig. 4-the 2nd, the point of mark is the A point for the first time, and the point of later mark is the B point, and this method is used for the location more.

Fig. 4-the 3rd, the B of mark point is as the A point of next mark each time.This method is used for survey area length more.

Claims (1)

1. works space length remote viewing measuring method, it is characterized in that: the step of measurement is following:

(1), utilize erecting device that the present invention is delivered to the measuring position;

(2), start the self-check program of universal turning bench, carry out to measure and prepare through operating terminal;

(3), on the display screen of operating terminal module, observe the image of high optical zoom high definition integrated digital movement; Regulate the universal turning bench rotation with mark A point behind the spike spot alignment measurement point of laser range finder; Can regulate the focal length of digital movement therebetween, perhaps open assist illuminator;

(4), behind the mark A point, repeating step 3 mark B points; Behind the intact B of mark, operating terminal will calculate the distance of A, B point-to-point transmission automatically, and be presented on the display screen;

(5), according to three kinds of distance measurement methods that the operating terminal module provides, carry out different distances and measure.

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