KR102024238B1 - System for processing reflection image enhanced degree of precision by correcting error of reflection image - Google Patents

Abstract

The present invention relates to a coordinate information correction and maintenance system of an image securing device for geodetic surveying wherein a vehicle is moved to a location in which a building or a newly constructed building is installed by a change in topography including the building, and the coordinate information is automatically measured to update and correct the location information error of a numerical map. The present invention is capable of automatically correcting the location information error of the numerical map to ensure accuracy of the information by automatically measuring the location of the newly constructed building and the like in accordance with the change in topography.

Description

Coordinate information correction and maintenance system of video image acquisition device for geodetic surveying {SYSTEM FOR PROCESSING REFLECTION IMAGE ENHANCED DEGREE OF PRECISION BY CORRECTING ERROR OF REFLECTION IMAGE}

The present invention relates to a system for correcting coordinate information of geodetic survey image image acquisition device in the field of geodetic surveying technology. The present invention relates to a coordinate information correction and maintenance system of a geodetic survey image image obtaining device capable of automatically measuring coordinate information and updating and correcting an error of position information (coordinate information) of a digital map.

In general, an electronic map is a drawing of a photograph of the ground taken at high altitude through the drawing process, and digital data is written by including or including geodetic coordinate information or location information at a corresponding location. It is widely used in GIS such as navigation.

On the other hand, when buildings and facilities such as buildings, bridges, and general sports facilities are newly constructed by reclamation, reclamation, construction, construction, etc., the location information or coordinate information of the corresponding portion of the electronic map must be updated and modified. Geodetic survey of the location information (coordinate information) of the building and the coordinate information or location information of the geodetic building must be replaced by the corresponding location on the electronic map to update and correct the coordinate information or location data.

However, in order to modify the digital map (digital map), a series of processes such as high-altitude shooting and geodetic surveying in the field are very cumbersome and complicated. Therefore, it is necessary to develop a technology or system for easily updating, modifying and filling the corresponding information of the electronic map.

Korean Patent Registration No. 10-0888721 (2009.03.06.) Discloses a digital map system capable of self-correction of topographical changes.

However, the registered patent according to the prior art can not adjust the angle of the support itself as a whole, it is difficult to control the large angle, there is a problem not only very cumbersome but also easy to operate when a quick angle adjustment is required.

Republic of Korea Patent Registration No. 10-0888721 (2009.03.06.) "Numerical map system capable of self-correction of terrain changes"

The present invention has been invented to solve the above problems, the object of which is to operate the input device in the state where the operator is driving a vehicle near a specific building, a pair of observation cameras to operate a specific portion of the building When geodetic surveying is performed at the same time, the control unit compares the coordinate information data of the photographed building with the coordinate information data of the numerical map stored in the memory, and automatically corrects the corresponding numerical map when the location information (coordinate information) of the building needs to be corrected. The present invention provides a coordinate information correction and maintenance system of a video image acquisition device for geodetic surveying, which improves the accuracy of coordinate information by correcting errors in data.

A characteristic configuration of the present invention for achieving the above object is a GPS unit which is provided in the vehicle and outputs the coordinate data of the vehicle; An azimuth angle measuring device provided in the vehicle and measuring the azimuth angle of the vehicle; A base fixed to the vehicle through a buffer member provided on the lower surface; A support provided on the base; A numerical guidance system comprising a pair of observation cameras, comprising: a pivot table rotatably installed in the vertical direction on the support 30; A hinge coupled to the pivot table so as to intersect and fix the pair of observation cameras spaced apart from each other; First and second tilt measurement sensors provided on the pivot table and the horizontal table to measure tilts of the pivot table and the horizontal table; A first drive device connected to the pivot table to rotate the pivot table; A second driving device connected to the horizontal bar to rotate the horizontal bar; A third driving device connected to the observation camera to rotate the observation camera in a horizontal direction; An angle measuring sensor connected to the observation camera and measuring an angle in a direction toward the observation camera; A control unit having a memory having numerical map data mounted thereon, the control unit being connected to the first and second tilt measurement sensors, the angle measurement sensor, the GPS unit, and the azimuth measurement device, and controlling the first to third driving devices; An input device connected to the control unit; And a monitor connected to the observation camera to display an image photographed by the observation camera, wherein the control unit is connected to the first and second inclination sensors and is connected to the first and second inclination sensors. A horizontal control unit for controlling the first and second driving units according to an output signal to control the pivoting stage and the horizontal stage to maintain a horizontal state; and controlling the third driving apparatus according to a control signal input through the input device. A direction control unit for adjusting the direction of the observation camera, a relative position calculation unit connected to the angle measuring sensor and calculating a relative position of an object photographed by the camera by calculating an angle of the observation camera, and the GPS unit and an azimuth angle. Receives the data output from the measuring device and the relative position calculation unit, compares and analyzes the digital map data loaded in the memory Comprising a comparison determination unit for modifying the data, the base is further provided with a fixed base which is directly fixed to the buffer member, the upper surface of the fixed base is fixed to the rotating motor, the drive motor is installed on the rotating motor A rotating shaft protrudes from the lower center of the fixed plate, and a lower end of the rotating shaft is rotatably installed through a bearing installed in the fixed base, and a driven gear is formed at the lower side of the fixed plate. A pair of support posts are symmetrically fixed to each other, and an installation groove having a lower opening is formed at a lower end of the support post, a spring is inserted into the installation groove, and a guide plate is in contact with a lower end of the spring. A hemispherical groove is formed in the center of the bottom surface, and a cloud ball is seated in the hemispherical groove, The opening of the installation groove is sealed by a fixing plate, and the fixing plate is flanged to the bottom surface of the support post by bolts, and a part of the center of the fixing plate is penetrated to form a hemispherical ball groove to expose a part of the rolling ball. Part of the exposed rolling ball is supported in contact with the upper surface of the fixed base, protruding a cylindrical boss in the center of the upper surface of the fixed plate, the fixed shaft is inserted into and fixed to the boss, the top of the fixed shaft is spherical Fixing the control ball integrally, and the hemispherical receiving groove is formed in the center of the lower surface of the base so that the control ball is stored, and the first, second, third, and fourth control motors are fixed to four sides on the upper surface of the fixing plate, respectively. The first, second, third and fourth lower motors are provided with first, second, third and fourth lower cams having an inclined upper surface, and the upper surfaces of the first, second, third and fourth lower cams. The first, second, second, third, and fourth upper cams are in contact with each other, and the bottoms of the first, second, third, and fourth upper cams are formed to be inclined, and the upper surfaces are respectively provided at the bottom of the base, and the four sides of the base Each of the first, second, third and fourth digital goniometers is installed to view the inclination of the base detected by the first, second, third and fourth digital goniometers, and the control unit operates the first, second, third and fourth adjustment motors. By controlling the first, second, third, fourth lower cam and the first, second, third, and fourth upper cam is configured to adjust the inclination and the inclined direction by the inclination of contact.

As described above, the present invention automatically geodeticly measures or measures the location information (coordinate information) of a newly constructed building, etc. according to the terrain change, and automatically detects the geodetic location information (coordinate information) error of the digital map (electronic map). Since it can be corrected, there is a unique effect of ensuring a high level of accuracy and reliability of coordinate information.

1 is a side view showing a coordinate information correction maintenance system of a geodetic survey image image obtaining apparatus according to the present invention.
Figure 2 is a rear view showing the coordinate information correction maintenance system of the image acquisition device for geodetic surveying according to the present invention.
3 is a plan view showing a coordinate information correction maintenance system of a geodetic survey image image obtaining apparatus according to the present invention.
Figure 4 is a block diagram showing the coordinate information correction maintenance system of the image capture device for geodetic surveying according to the present invention.
Figure 5 is a schematic diagram showing the operating state of the coordinate information correction maintenance system of the geodetic survey image image obtaining apparatus according to the present invention.
Figure 6 is a front view showing an improved configuration to adjust the angle of the support as a whole in the coordinate information correction maintenance system of the geodetic image acquisition device for geodetic survey according to the present invention.
7 is a front view showing a state in which the angle of the support is adjusted in the coordinate information correction maintenance system of the geodetic survey image image obtaining apparatus according to the present invention.
8 is a plan view showing an improved configuration to adjust the angle of the support as a whole in the coordinate information correction maintenance system of the geodetic image acquisition device for geodetic survey according to the present invention.
9 is an exemplary view showing an example of further implementing a rotation function in a further embodiment of FIG.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment according to the present invention.

Prior to the description of the present invention, the following specific structures or functional descriptions are merely illustrated for the purpose of describing embodiments according to the inventive concept, and the embodiments according to the inventive concept may be implemented in various forms, It should not be construed as limited to the embodiments described herein.

In addition, embodiments in accordance with the concepts of the present invention may be modified in various ways and may have various forms, specific embodiments will be illustrated in the drawings and described in detail herein.

However, this is not intended to limit the embodiments in accordance with the concept of the present invention to a particular disclosed form, it should be understood to include all modifications, equivalents, and substitutes included in the spirit and scope of the present invention.

The present invention uses the previously registered Patent No. 0888721, which will be described later. Therefore, all of the device configuration features described below are those described in the registered patent 0808721.

However, the present invention forms the most essential structural feature of the components disclosed in the registered Patent No. 0888721 improved to adjust the angle of the support as a whole.

Therefore, the device configuration, features and operation relations described below will be referred to the contents of the Patent No. 0888721, and will be described in detail with respect to the configuration related to the main features of the present invention at the rear end.

As shown in Figures 1 to 4, the present invention is provided with a GPS unit 10 for outputting the coordinate data of the vehicle (1); An azimuth angle measuring device (20) provided in the vehicle (1) to measure the azimuth angle of the vehicle (1); A base 15 fixed to the vehicle 1 through a buffer member 15a provided at a lower surface thereof; A support 30 provided in the base 15; A rotation table 40 rotatably installed in the vertical direction on the support 30; A horizontal bar (50) hinged to intersect the pivot table (40); A pair of observation cameras 60 rotatably mounted on the horizontal bar 50 so as to be spaced apart from each other; First and second inclination measuring sensors (70, 80) provided on the rotating table (40) and the horizontal table (50) to measure the tilt of the rotating table (40) and the horizontal table (50); A first drive device 90 connected to the pivot table 40 to rotate the pivot table 40; A second driving device 100 connected to the horizontal bar 50 to rotate the horizontal bar 50; A third driving device 110 connected to the observation camera 60 to rotate the observation camera 60 in a horizontal direction; An angle measuring sensor 120 connected to the observation camera 60 for measuring an angle in a direction toward the observation camera 60; The first and second tilt measuring sensors 70 and 80, the angle measuring sensor 120, the GPS unit 10, and the azimuth measuring device 20 are connected to the first and third driving devices 90 and 100. And a control unit 130 for controlling the 110; An input device 140 connected to the control unit 130; The monitor 150 is connected to the observation camera 60 to display an image captured by the observation camera 60.

The GPS unit 10 is integrally provided in the vehicle 1 and outputs coordinate data of the vehicle 1, thereby indirectly measuring and outputting current coordinate data of the observation camera 60.

The azimuth measuring device 20 is integrally provided in the vehicle 1 so as to measure the orientation of the vehicle 1, so that the azimuth facing the observation camera 60 can be indirectly measured.

In this case, the bearing means an angle in a direction toward which the front of the vehicle 1 faces with respect to the north direction.

The base 15 is composed of a rectangular metal plate, it is configured to support the load of the support (30).

In addition, the cushioning member 15a of the lower surface of the base 15 is made of a rubber material, and is disposed to support a lower corner portion of the base 15, and both ends thereof are a roof surface of the vehicle 1 and the base 15. It is fixed to the lower surface of each, absorbs the shock generated during the operation of the vehicle 1, the damage to the first to third drive device (90, 100, 110), including the observation camera 60 by the impact. prevent.

The support 30 is formed in a rod shape vertically long, is fixed to the upper surface of the base (15).

The pivot table 40 is pivotally coupled to the intermediate end of the hinge shaft 41 provided in the horizontal direction at the proximal end, is installed to extend to the rear side of the support (30).

The horizontal stage 50 is connected to the support shaft 42 provided in the front end of the pivot 40, the intermediate portion is rotatably connected to the pivot 40 and the T-shape, the support shaft 42 Both ends are installed to rotate in the vertical direction.

The observation camera 60 is configured to automatically adjust the focus, and is provided with a telephoto lens, the lower portion is provided with a rotating shaft 61 in the vertical direction can be rotated in the left and right directions on both sides of the horizontal bar 50 Is installed.

The first and second tilt measurement sensors 70 and 80 use a general tilt sensor, and the first tilt measurement sensor 70 is provided on the pivot table 40 and the second tilt measurement sensor 80. Is provided on the horizontal stage 50, respectively, the tilting table 40 and the horizontal stage 50 to measure the angle of inclination with respect to the horizontal plane, and serves to output the measured inclination data.

The first drive device 90 includes a drive shaft 91 that is rotated by a drive motor (not shown), and the drive shaft 91 is hinged of the pivot table 40 in a state of being fixed to the support 30. Is connected to the shaft 41, it is configured to adjust the inclination of the rotating table 40 by rotating the drive shaft with a drive motor.

The second drive device 100 is provided with a drive shaft 101 rotated by another drive motor (not shown), the drive shaft 101 is fixed to the horizontal stage 50, the rotating table ( Is connected to the support shaft 42 of 40, it is configured to rotate the drive shaft with a drive motor to adjust the inclination of the horizontal stage (50).

The third drive device 110 is provided with a drive shaft 111 that is rotated by another drive motor (not shown), the drive shaft 111 is fixed to the horizontal stage 50, the observation camera 60 It is connected to the rotary shaft 61 of), by rotating the rotary shaft 61 with a drive motor to rotate the observation camera 60 in the left and right directions, it is configured to adjust the direction of the observation camera 60.

In this case, the third driving device 110 is connected to each observation camera 60, respectively, and is configured to separately adjust the direction of each observation camera 60.

The angle measuring sensor 120 is respectively coupled to the rotation axis 61 of each observation camera 60, each observation camera relative to the angle of each observation camera 60, that is, the front direction of the horizontal stage 50 A function of measuring and outputting angles θ1 and θ2 in the direction in which 60 is directed.

The control unit 130 includes a memory 131 loaded with numerical map data, a horizontal control unit 132 for controlling the pivot table 40 and the horizontal table 50 to maintain a horizontal state, and the observation camera ( A direction control unit 133 for adjusting the direction of the 60 and the angle sensor 120 is connected to calculate the angle of the observation camera 60 to calculate the relative position of the building (2) that the camera is shooting Receives data output from the relative position calculator 134, the GPS unit 10, the azimuth measurement device 20, and the relative position calculator 134, and compares and analyzes the numerical map data mounted in the memory 131. A comparison decision unit 135 for modifying the map data is provided.

The horizontal control unit 132 receives the output signals of the first and second tilt measurement sensors 70 and 80, monitors the tilt of the tilt table 40 and the horizontal stand 50, and When the horizontal stage 50 is inclined with respect to the horizontal, the first and second driving devices 90 and 100 are controlled to control the rotating stage 40 and the horizontal stage 50 to maintain a horizontal state.

When the operator inputs a control signal through the input device 140, the direction controller 133 controls the third driving device 110 to control the direction of the observation camera 60 according to the control signal. Function to adjust.

At this time, the operator manipulates the direction of each observation camera 60 separately, and controls each observation camera 60 to photograph the same part of the building (2).

The relative position calculation unit 134 is connected to the angle measurement sensor 120 connected to each observation camera 60 and receives and calculates the angle data output from the angle measurement sensor 120. Since the interval is known in advance, as shown in FIG. 5, when the angle of the observation camera 60 is adjusted to photograph the same point of the building 2, the relative position calculation unit 134 is output from the angle measuring sensor 120. By receiving the angle data (θ1, θ2), and using triangulation method, the relative position between the building 2 and the observation camera 60 which each observation camera 60 is photographing at the same time can be measured and output. have.

The comparison determination unit 135 includes coordinate data of the vehicle 1 output from the GPS unit 10, azimuth data output from the azimuth measurement device 20, and a relative output from the relative position calculator 134. The position data is calculated to measure the coordinates of the building 2 simultaneously photographed by a pair of observation cameras 60 based on the position of the vehicle 1, and the coordinates and numerical values of the surveyed building 2. Compare and analyze map data and correct errors of digital map data.

Referring to the function of measuring the coordinates of the building 2 of the comparison determination unit 135 in detail, as shown in FIG. 5, the operator controls the observation camera 60 by using the input device 140. When the two observation cameras 60 simultaneously photograph the right corner of the building 2 as an object, when a calculation command is input, the comparison determination unit 135 is configured to measure the GPS unit 10 and the azimuth measurement device ( Coordinate data and azimuth data of the vehicle 1 output from 20 are received.

At this time, since the support 30, the pivot 40 and the horizontal 50 are fixed to the vehicle 1, the coordinates and azimuth data of the vehicle 1 are calculated and provided on the horizontal 50. The coordinates and azimuths of the observed cameras 60 can be known.

In addition, the comparison determination unit 135 measures the coordinates and azimuth data of the observation camera 60 measured as described above, and each observation camera 60 and the right corner of the building 2 output from the relative position calculation unit 134. By calculating the relative position data, the coordinates of the right corner of the building 2 can be surveyed.

In addition, it is also possible to measure the total width and area of the building 2 by repeating this process and measuring the coordinates of each corner portion of the building 2.

When the function of correcting the numerical map data error of the comparison determination unit 135 is described in detail, the comparison determination unit 135 substitutes the coordinate data of the building 2 surveyed through the above-described process into the numerical map data. The search results are confirmed to confirm the abnormality of the digital map data.

That is, the digital map data is searched for, and the data of the building 2 is not input or the coordinates of the building 2 on the numerical map data and the coordinates of the building 2 surveyed through the above-described process are If it does not match, it is determined that there is an error in the numerical map data, and the correction is automatically performed by inputting the coordinate data of the building 2 into the numerical map or re-entering the coordinates of the building 2.

In this case, the operator may additionally input other data such as the name of the building 2 using the input device 140.

The input device 140 includes a joystick for adjusting the angle of the camera and a keyboard for inputting other data.

The monitor 150 is configured to simultaneously display an image photographed by each observation camera 60 and digital map data by using a screen division method.

Therefore, the operator can visually check the image displayed on the monitor 150, and control each observation camera 60 to accurately photograph the same point of the building (2).

Therefore, when the operator stops the vehicle 1 around the building 2 to be observed, and then turns on the control unit 130, the horizontal control unit 132 is the first and second tilt measurement sensor According to the signals of 70 and 80, the first and second drive units 90 and 100 are controlled to keep the rotating table 40 and the horizontal stand 50 in a horizontal state, and the operator inputs the input device ( 140 so that the observation camera 60 accurately captures the specific point of the building 2 that is easily identified with the naked eye, such as the same window, door, or corner. After adjusting the direction of the observation camera 60, and inputs a control command to the control unit 130 using the input device 140, the control unit 130 has a function of measuring the coordinates of the building (2), The digital map data are corrected by comparing and analyzing the coordinates of the surveyed building 2 and the digital map data.

In the present embodiment, an example of correcting an error in the numerical map data for the building 2 is illustrated. However, if necessary, it may be used to correct an error in the numerical map data relating to a road or other civil engineering structure.

Numerical map system capable of self-correction of the terrain changes configured as described above, the operator adjusts the observation camera 60 to shoot a point of the building (2), and then input the control command to the building (2) By checking the numerical map data for the automatic correction of numerical map data errors, it is very convenient to use and has the exact advantages.

In addition, since the operator can adjust the direction of the observation camera 60 while visually checking the image taken by the observation camera 60 and displayed on the monitor 150, there is an advantage that the reliability is very high.

The shock absorbing member 15a is provided below the base 15 to absorb the shock generated when the vehicle 1 is moved, thereby driving the first to third drives including the observation camera 60 by the shock. There is an advantage to prevent damage to the device (90, 100, 110).

In addition, the operator stops the vehicle 1 around the building 2 to be observed, and then turns on the control unit 130, the horizontal control unit 132 is the first and second tilt measurement sensor 70, In response to the signal of 80, the first and second drive units 90 and 100 are controlled to maintain the horizontal stage 40 and the horizontal stage 50 so that the vehicle 1 can be driven according to the ground state. Even when this tilts, the horizontal bar 50 always maintains a horizontal state, and thus there is an advantage that accurate measurement is possible.

In the state on the basis of such a configuration, the present invention is configured to be able to easily and quickly adjust the angle of the support 30 as a whole, as shown in FIG.

To this end, as shown in Figure 6, unlike the above embodiment in which the base 15 is fixed to the upper portion of the buffer member (15a), the support 30 is directly fixed to the upper surface of the base 15, this embodiment In the interposition of the fixing plate 500 is configured to be able to quickly and easily adjust the overall angle of the support (30).

That is, as shown in Figure 6, the buffer member (15a) is fixed to the upper surface of the vehicle 1, the plate-shaped fixing plate 500 is fixed to the upper end of the buffer member (15a).

In addition, a cylindrical boss 502 protrudes from the center of the upper surface of the fixing plate 500, and a fixing shaft 504 is inserted into the boss 502 to be integrally fixed.

Accordingly, the fixed shaft 504 is not easily broken, and is firmly supported and fixed by the boss 502.

In addition, the top of the fixed shaft 504 is provided with a control ball 506, the control ball 506 is a sphere (sphere), is fixed integrally to the top of the fixed shaft 504.

On the other hand, the upper portion of the fixing plate 500, the base 15 is provided with a gap, the center of the lower surface of the base 15 is a hemispherical accommodating groove (so that the control ball 506 is partially inserted) 508 is formed.

Accordingly, since the base 15 has an assembly structure in which the base 15 is ball-joined with the adjustment ball 506 as an axis, the base 15 is maintained in a state that can be freely tilted in any direction.

Meanwhile, as shown in FIG. 8, first, second, third, and fourth digital goniometers 530, 630, 730, and 830 are installed at four sides of the base 15 around the receiving groove 508, respectively.

The first, second, third, and fourth digital goniometers 530, 630, 730, and 830 are connected to the control unit 130 to immediately detect the inclination of the base 15 and to check the inclination.

In addition, the first, second, third, and fourth control motors (90, 3, 4, 4, etc.) are disposed on the upper surface of the fixed plate 500 to correspond to the first, second, third, and fourth digital goniometers 530, 630, 730, and 830. 510, 610, 710, and 810 are installed, and the first, second, third, and fourth control motors 510, 610, 710, and 810 have first, second, third, and fourth lower cams 520, 620, 720, 820 are installed, respectively, and upper surfaces of the first, second, third, and fourth lower cams 520, 620, 720, and 820 are inclined.

First, second, third, and fourth upper cams 521, 621, 721, and 821 are installed on upper surfaces of the first, second, third, and fourth lower cams 520, 620, 720, and 820. The bottoms of the first, second, third and fourth upper cams 521, 621, 721, and 821 are formed to be inclined, and the upper surfaces thereof are symmetrically installed on the bottom of the base 15 from the fixed shaft 504.

That is, as shown in FIG. 7, when the first adjustment motor 510 is driven, the first lower cam 520 is rotated, and when the first lower cam 520 is rotated, the first upper cam 521 is rotated. The first upper cam 521 is moved up and down to maintain a state in contact with the bottom surface, and the base 15 is driven while the second, third and fourth control motors 610, 710 and 810 are driven as described above. Is to change the slope of.

The first, second, third and fourth control motors 510, 610, 710 and 810 each include a controller (not shown), which is connected to the control unit 130.

Accordingly, the control unit 130 adjusts the controller with reference to the angle values detected by the first, second, third, and fourth digital goniometers 530, 630, 730, and 830 to adjust the tilt of the base 15. You can quickly and easily adjust the horizontal light.

Therefore, the support 30 is the same as the vertically fixed on the base 15 as in the above example, but the base 15 itself freely and quickly in the + x, -x, + y, -y directions The angle can be adjusted so that the convenience of the observation work is improved, and the precision can be increased together with the work.

In addition, as in FIG. 9, in a further embodiment according to the present invention, by further adding a structure capable of rotating the fixing plate 500 in the structure of FIGS. , Convenience.

That is, as shown in Figure 9, the rotating shaft 900 is formed protruding in the lower center of the fixed plate 500, the lower end of the rotating shaft 900 can be rotated via the bearing 910 installed on the fixed base 950 It is installed to, and the driven gear 930 is formed at the bottom.

A rotating motor 940 is installed on the upper surface of the fixed base 950, and a drive gear 920 geared to the driven gear 930 is installed on the rotating motor 940.

Accordingly, when the rotary motor 940 is operated, the rotational force is transmitted to the driven gear 930 through the drive gear 920. When the driven gear 930 is rotated, the rotating shaft 900 and the fixed plate 500 are rotated. Will be rotated.

In this case, it rotates in the forward or reverse direction by the driving direction of the rotary motor 940.

At this time, the fixing plate 500 and the fixing base 950 may be spaced apart from each other, which is due to the buffering property of the buffer member 15a provided below the fixing base 950.

Therefore, another means of absorbing and buffering this is required, which further includes a pair of support posts 960 in the present invention.

One end of the support post 960 is firmly fixed to the bottom surface of the fixed plate 500, and the fixed base 950 is disposed to be in contact with and supported on the upper surface. In this case, the support post 960 is in contact with the fixed base 950. The structure is configured to have a form that is in contact with the cloud by the ball (ball) is configured to maintain a sufficient contact support force while guiding smoothly without disturbing the rotational movement of the fixed plate 500.

To this end, an installation groove 970 having a lower opening is formed at a lower end of the support post 960, a spring SP is inserted into the installation groove 970, and a guide plate is provided at the bottom of the spring SP. 972 is in contact with the hemispherical groove 974 is formed in the center of the lower surface of the guide plate 972, the cloud ball 980 is seated in the hemispherical groove 974, the opening of the installation groove 970 It is sealed by the fixing plate 976, the fixing plate 976 is flanged to the bottom surface of the support post 960 by a bolt, the central portion of the fixing plate 976 is penetrated through the hemispherical ball grooves (978) A part of the rolling ball 980 is formed to be exposed, and a part of the exposed rolling ball 980 is in contact with and supported by an upper surface of the fixed base 950.

Therefore, when the fixing base 950 performs a buffer function of the shock absorbing member 15a, the contact support state is always maintained by stretching and contracting the spring SP when a slight tilt occurs.

In addition, the rolling ball 980 smoothly supports the contact when the rotational force generated by the drive of the rotary motor 940 smoothes the rotational drive.

As such, the present invention can rotate the fixed plate 500 even with a very simple structure, which can be very useful when surveying for producing a digital map.

510: first control motor 520: first lower cam
521: first upper cam 530: first digital angle meter
610: second control motor 620: second lower cam
621: second upper cam 630: second digital angle meter
710: third adjustment motor 720: third lower cam
721: third upper cam 730: third digital angle meter
810: fourth control motor 820: fourth lower cam
821: 4th upper cam 830: 4th digital goniometer

Claims (1)

A GPS unit 10 provided in the vehicle 1 and outputting coordinate data of the vehicle 1; An azimuth angle measuring device (20) provided in the vehicle (1) to measure the azimuth angle of the vehicle (1); A base 15 fixed to the vehicle 1 through a buffer member 15a provided at a lower surface thereof; A support 30 provided in the base 15; A system for correcting coordinate information of a geodetic survey image image obtaining device including a pair of observation cameras, comprising: a pivot table 40 rotatably installed in the vertical direction on the support 30; A hinge 50 coupled to the pivot table 40 so as to intersect and fix the pair of observation cameras 60 to be spaced apart from each other; First and second inclination measuring sensors (70, 80) provided on the rotating table (40) and the horizontal table (50) to measure the inclination of the rotating table (40) and the horizontal table (50); A first drive device 90 connected to the pivot table 40 to rotate the pivot table 40; A second driving device 100 connected to the horizontal bar 50 to rotate the horizontal bar 50; A third driving device 110 connected to the observation camera 60 to rotate the observation camera 60 in a horizontal direction; An angle measuring sensor 120 connected to the observation camera 60 for measuring an angle in a direction toward the observation camera 60; A memory 131 equipped with numerical map data is provided and connected to the first and second tilt measurement sensors 70 and 80, the angle measurement sensor 120, the GPS unit 10, and the azimuth measurement device 20. A control unit (130) for controlling the first to third driving devices (90, 100, 110); An input device 140 connected to the control unit 130; It further comprises a monitor 150 connected to the observation camera 60 to display the image taken by the observation camera 60, the control unit 130, the first and second tilt measurement sensor (70, 80) and the first and second driving device 100 in accordance with the output signal of the first and second inclination measuring sensor (70, 80) to control the rotating table (40) and horizontal ( The horizontal control unit 132 controls the 50 to maintain a horizontal state, and controls the third driving device 110 according to a control signal input through the input device 140 to direct the observation camera 60. And a relative position calculator 134 connected to the angle measuring sensor 120 to calculate an angle of the observation camera 60 to calculate a relative position of an object being photographed by the camera. Day output from the GPS unit 10, the azimuth measuring device 20 and the relative position calculation unit 134 Receives a comparative analysis with the digital map data mounted on the memory 131 and comprises a comparison determination unit 135 for modifying the digital map data, but fixed directly to the buffer member 15a below the base (15) The fixed base 950 is further provided, the upper surface of the fixed base 950, the rotary motor 940 is fixed, the drive motor 920 is installed on the rotary motor 940, the fixed plate 500 A rotating shaft 900 protrudes and is formed at the lower center of the lower end of the rotating shaft 900, and is rotatably installed through a bearing 910 installed on the fixed base 950, and a driven gear 930 is formed below. A pair of support posts 960 are fixed to the bottom surface of the fixing plate 500 so as to be symmetrical about the rotation shaft 900, and an installation groove 970 is opened downwardly at the bottom of the support post 960. ) Is formed in the concave, the spring (SP) is formed on the Inserted, the guide plate 972 is in contact with the lower end of the spring (SP), the hemispherical groove 974 is formed in the center of the lower surface of the guide plate 972, the hemispherical groove 974 is a rolling ball 980 It is seated, the opening of the installation groove 970 is sealed by a fixing plate 976, the fixing plate 976 is flanged to the bottom surface of the support post 960 by a bolt, the fixing plate 976 The central portion is penetrated to form a hemispherical ball groove (978) is configured to expose a part of the rolling ball 980, a part of the exposed rolling ball 980 is supported in contact with the upper surface of the fixed base (950) Protruding the cylindrical boss 502 in the center of the upper surface of the fixing plate 500, the fixed shaft 504 is inserted into the boss 502, the spherical adjustment ball (top) of the fixed shaft 504 506 is integrally fixed to the base 15 so that the adjusting ball 506 is accommodated therein. A hemispherical accommodating groove 508 is formed in the center of the lower surface, and the first, second, third, and fourth control motors 510, 610, 710, and 810 are fixed to four sides of the upper surface of the fixing plate 500, respectively. First, second, third, and fourth control motors 510, 610, 710, and 810 are provided with first, second, third, and fourth lower cams 520, 620, 720, and 820 having an inclined upper surface. 1, 2, 3, and 4 upper cams 521, 621, 721, and 821 are in contact with the upper surfaces of the 2, 3, 4 lower cams 520, 620, 720, and 820, , 4 bottom cams of the upper cams 521, 621, 721, 821 are formed to be inclined, the top surface is provided on the bottom of the base 15, respectively, and the four sides of the base 15, respectively, 1, 2, 3 And 4 digital goniometers 530, 630, 730, and 830 to view the inclination of the base 15 detected by the first, second, third, and fourth digital goniometers 530, 630, 730, and 830. 130 controls the operation of the first, second, third and fourth regulating motors 510, 610, 710 and 810 so that the first, second, third and fourth lower cams 520, 620, Geodetic survey characterized in that it is configured to adjust the inclination and the inclination direction of the base 15 by the inclination contacted 720, 820 and the first, second, third, fourth upper cams (521, 621, 721, 821) Coordinate information correction and maintenance system of video image acquisition device.

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