KR200217789Y1 - Real time safety monitoring system for a large sturucture using GPS and internet - Google Patents

Abstract

The present invention relates to a real-time safety diagnosis device for large structures using GPS (GPS) and the Internet,

It is very inconvenient to diagnose the safety of large structures, because the conventional large structure diagnosis method is not to continuously measure in real time, but to go out to the site at regular intervals and directly measure the deformation amount. When it is necessary to investigate the deformation of the structure, there was a disadvantage that can not be applied.

Accordingly, the present invention for solving the above problems is to detect the vibration displacement amount in the X-axis, Y-axis, Z-axis three-dimensional direction of the long bridge, dam, large building, etc. using a GPS system, and the detected vibration displacement amount on the Internet Safety managers who manage large structures are provided on site by graphing vibration displacement in three-dimensional direction of the structure to be diagnosed to the visitor who accesses via internet by storing them in a diagnostic information providing device that can be accessed. It is easy to determine whether the structure to be diagnosed is safe with the vibration displacement graph provided indoors through the Internet without going out, and the vibration displacement of the structure can be measured in three dimensions in three dimensions, so that the safety diagnosis can be performed more accurately. The present invention relates to a real-time safety diagnosis device of a large structure.

Description

Real time safety monitoring system for a large sturucture using GPS and internet}

The present invention relates to a real-time safety diagnosis device for large structures using GPS (GPS) and the Internet. Especially, it is a graph of vibration displacement provided by the safety manager who manages large structures through the Internet without going out to the field. The present invention relates to a real-time safety diagnosis device for a large structure that can easily determine whether the structure to be diagnosed is safe and that the vibration displacement of the structure can be measured in three dimensions in three dimensions.

At present, since there is no standardized measurement method for the safety diagnosis of large structures such as long bridges, buildings, and dams, high-precision trilateral surveys are performed by using an electromagnetic measuring system to measure horizontal deformation of large structures. The method of measuring the strain of has been mainly used.

However, this conventional method is very inconvenient to diagnose the safety of large structures because it is necessary to go out to the site every time and directly measure the deformation amount, rather than continuously measuring in real time. When it is necessary to investigate the deformation of the structure, there was a disadvantage that can not be applied.

Accordingly, the present invention for solving the above problems is to detect the vibration displacement amount in the X-axis, Y-axis, Z-axis three-dimensional direction of the long bridge, dam, large building, etc. using a GPS system, and the detected vibration displacement amount on the Internet Safety managers who manage large structures are provided on site by graphing vibration displacement in three-dimensional direction of the structure to be diagnosed to the visitor who accesses via internet by storing them in a diagnostic information providing device that can be accessed. Vibration displacement graph provided through the Internet in the room without going out, it is easy to determine the safety of the structure to be diagnosed, and the vibration displacement of the structure can be measured in three dimensions in three dimensions, so that the safety diagnosis can be more accurately. The purpose is to provide a real-time safety diagnosis device for large structures.

1 is a block diagram showing a real-time safety diagnosis device of a large structure of the present invention.

Figure 2 is a block diagram showing a diagnostic information providing apparatus applied to the present invention.

3 is a view showing an installation state of the present invention.

4 is a view showing an example of the X-axis, Y-axis, Z-axis movement direction of a large structure.

5 shows an example of the Z-axis displacement graph of the structure diagnosed by the present invention

drawing.

※ Explanation of code for main part of drawing

1: reference coordinate setting device 2: displacement coordinate measuring device

3: diagnostic information providing device 4: satellite

5: structure 6: PC

7: communication terminal 11,21: satellite antenna

12,22: receiver 13-15, 23-25: coordinate detection unit

26: displacement coordinate calculation unit 32: displacement coordinate storage unit

33 to 35: graphics

1 to 5 illustrate a safety diagnosis system of a large structure of the present invention for achieving the above object.

According to the drawings, the present invention is roughly composed of a reference coordinate setting device 1, a displacement coordinate measuring device 2, and a diagnostic information providing device 3.

The reference coordinate setting device 1 is to be set in a place where the position is unchanged, such as the land around the large structure to be diagnosed to set the reference coordinates to be compared for detecting the three-dimensional displacement of the large structure,

A first receiver 12 for receiving the position information signal transmitted from the satellite 4 through the first satellite antenna 11, and the X-axis, Y-axis, as position information received through the first receiver 12, Reference coordinates detected by the first X-axis, Y-axis, and Z-axis coordinate detectors 13 to 15 for detecting the Z-axis reference coordinates, and the first X-axis, Y-axis, and Z-axis coordinate detectors 13 to 15, respectively. It is composed of a first wireless modem 16 for wireless transmission to the displacement coordinate measuring apparatus (2).

The first X-axis coordinate detector 13, the first Y-axis coordinate detector 14, and the first Z-axis coordinate detector 15 respectively set reference coordinates by using position information received through the first receiver 12. The three-dimensional coordinates, that is, the reference coordinates where the device 1 is installed, are detected and transmitted to the displacement coordinate measuring device 2 through the first wireless modem 16.

Here, since the reference coordinate setting device 1 is installed on land where the position is unchanged, the reference coordinates detected by each of the first coordinate detection units 13 to 15 remain unchanged.

The displacement coordinate measuring apparatus 2 is installed on the large structure 5 to be diagnosed to detect the displacement amount of the large structure 5 vibrating according to the surrounding situation.

The second receiver 22 for receiving the position information signal transmitted from the satellite 4 through the second satellite antenna 21, and the structure that is changed according to the situation as the position information received through the second receiver 22 2nd X-axis, Y-axis, and Z-axis coordinate detection parts 23-25 which detect the X-axis, Y-axis, and Z-axis coordinate of the X-axis, Y-axis, and Z-axis reference coordinates from the 1st wireless modem 16. X-axis of the structure detected by the second wireless modem 28, the reference coordinates for the X-axis, Y-axis, Z-axis and the second X-axis, Y-axis, Z-axis coordinate detector 23 to 25, Displacement coordinate calculator 26 for calculating and outputting the displacement coordinates of the X, Y, and Z axes of the structure that are changed according to wind or vibration by comparing the Y and Z axis coordinates, and the displacement coordinate calculator 26 It comprises a first communication module 27 for transmitting the displacement coordinates to the diagnostic information providing apparatus 3 via the Internet.

The second X-axis coordinate detector 23, the second Y-axis coordinate detector 24, and the second Z-axis coordinate detector 25 are position information received through the second receiver 22, respectively. The X, Y, and Z coordinates of the structure 5 to be diagnosed are detected and supplied to the displacement coordinate calculator 26, and the displacement coordinate calculator 26 is supplied from the reference coordinate setting device 1. Three-dimensional reference coordinates of the X-axis, Y-axis, and Z-axis and the X-axis, Y-axis, and Z-axis coordinates of the structure 5 detected from the respective second coordinate detection units 23 to 25 are compared, respectively, to obtain the structure 5. The amount of movement in each of the X-axis, Y-axis, and Z-axis directions, that is, the displacement amount is calculated and transmitted to the diagnostic information providing apparatus 3 through the first communication module 27.

On the other hand, the diagnostic information providing device (3) receives the displacement amount of the structure (5) provided through the Internet from the displacement coordinate measuring device (2) and graphs the displacement amount in real time to provide to the Internet accessor,

Input through the second communication module 31 and the second communication module 31 for receiving the displacement coordinates transmitted from the displacement coordinate measuring apparatus 2 through the Internet, and transmitting diagnostic information to the accessor connected through the Internet. The displacement coordinate storage unit 32 storing the displacement amounts of the X, Y, and Z axes of the structure 5 and the displacement coordinates of the structure 5 stored in the displacement coordinate storage unit 32 in real time for each axis. The second communication module 31 displays the displacement amounts of the first to third graphic units 33 to 35 that are graphed and output, and the structure 5 graphed by the first to third graphic units 33 to 35. Image information output unit 36 for real-time providing to the Internet accessor through the Internet, and control the image information output unit 36 when the request for the diagnostic information of the structure (5) from the accessor connected through the Internet to the visitor for each axis Consists of a control unit 37 for controlling the displacement amount of the graphed structure 5 to be transmitted do.

That is, the first graphic unit 33, the second graphic unit 34, and the third graphic unit 35 are graphed by receiving displacement information on the structure 5 stored in the displacement coordinate storage unit 32. As shown in FIG. 5, the amount of displacement in the Z-axis direction of the structure 5 graphed by the third graphic unit 35 enables to observe the Z-axis (up-down direction) movement of the structure 5 in real time.

As described above, the displacement amounts of the X, Y, and Z axes of the structures 5 graphicized by the first to third graphic units 33 to 35 are transmitted to the Internet user through the image information output unit 36. The structure diagnosis information (displacement graph) as described above is provided to the visitor via the Internet under the control of the control unit 37 when the visitor accesses the diagnosis information providing apparatus 3 through the Internet and requests the diagnosis information.

The accessor can connect to the control unit 37 of the diagnostic information providing apparatus 3 using a PC 6 capable of internet communication, and the control unit (7) using a wireless communication terminal 7 capable of wireless internet communication as another means. 37).

Referring to the operation of the present invention configured as described above is as follows.

First, the reference coordinate setting device 1 is installed on land without a change in position as shown in FIG. 3, and the displacement coordinate measuring device 2 is installed on the structure 5 to be diagnosed.

In FIG. 3, a large long bridge is illustrated as an example of the structure 5.

When the reference coordinate setting device 1 is installed on land as described above, and the displacement coordinate measuring device 2 is installed on the structure 5, the first receiver 12 of the reference coordinate setting device 1 is a satellite 4. ) Receives the position information transmitted from the antenna through the satellite antenna 11, and the first X-axis, Y-axis, and Z-axis coordinate detectors 13 to 15 are X-axis, The reference coordinates for the Y and Z axes are detected, and the first wireless modem 16 wirelessly transmits the detected three-dimensional reference coordinates to the second wireless modem 29 of the displacement coordinate measuring apparatus 2.

At this time, the second X-axis, Y-axis, and Z-axis coordinate detection units 23 to 25 of the displacement coordinate measuring apparatus 2 are structure 5 as position information received from the satellite 4 through the second receiver 22. The three-dimensional coordinates of the structure (5) (long bridge) is used in the up, down, left and right directions when a strong wind blows or a vehicle, especially a vehicle with a large load, passes over the bridge. As shown in FIG. 3, the coordinates of the structure 5 detected by the second X-axis, Y-axis, and Z-axis coordinate detectors 23 to 25 are shaken in the X-axis, Y-axis, and Z-axis directions. To change.

On the other hand, the displacement coordinate calculation unit 26 of the displacement coordinate measuring device 2 is a reference coordinate for the X-axis, Y-axis, Z-axis supplied from the reference coordinate setting device 1 and the second coordinate detection unit (23 to 25) Comparing the coordinates for the structure (5) supplied from the to calculate the three-dimensional displacement of the structure (5), and transmits the result of the calculation to the diagnostic information providing apparatus (3) through the first communication module (27).

Herein, the operation of the displacement coordinate calculator 26 will be described. For example, assuming that the reference coordinate for the Z axis is 5, the structure 5 provided by the second Z-axis coordinate detector 25 according to a change in time is provided. ) Is 5.0, 5.2, 5.3, 4.9, and 4.7, the Z-axis displacement of the structure 5 calculated by the displacement coordinate calculator 26 is calculated as 0, +0.2, +0.3, -0.1, -0.3, and diagnosed. It is transmitted to the information providing apparatus (3).

The displacement coordinate storage unit 32 of the diagnostic information providing apparatus 3 stores the displacement amount of the structure 5 transmitted from the displacement coordinate measuring apparatus 2 and input through the second communication module 31, The third to third graphics units 33 to 35 graph the displacements of the X, Y, and Z axes with respect to the structure 5 stored in the displacement coordinate storage unit 32 and supply them to the image information output unit 36. .

At this time, when a manager or other person who manages the structure 5 accesses the control unit 37 through the Internet and requests diagnostic information about the structure 5, that is, a graph as shown in FIG. 5, the control unit 37 By controlling the image information output unit 36, the three-dimensional displacement of the structure 5 that has been patched by the first to third graphic units 33 to 35 in real time to the accessor (manager or other person) through the Internet. Will continue to provide.

The manager, who is provided with the diagnostic information about the structure 5 through the Internet from the diagnosis information providing apparatus 3, that is, a three-dimensional displacement graph, can monitor the movement of the structure 5 in real time through a monitor at a seat. At that time it is possible to determine the state of the structure (5) as well as to accurately determine whether or not the safety of the structure (5).

In addition, the present invention may not only provide a three-dimensional displacement graph for the structure 5 in real time via the Internet, but also may alert the safety of the structure 5 as a measured result.

That is, when the output value of the first to third graphic units 33 to 35 is monitored at the output terminals of the first to third graphic units 33 to 35, and the output value (displacement amount) is out of a preset tolerance range, The alarm signal is transmitted to the administrator through the Internet to warn the safety of the structure (5).

As described above, the present invention detects vibration displacements in three-dimensional directions of the X-, Y-, and Z-axes of long bridges, dams, and large buildings, and connects the detected vibration displacements to the Internet. It provides a real-time graph of vibration displacement in the three-dimensional direction of the structure that is the object of safety diagnosis to visitors who access through the Internet by storing it in the diagnostic information providing device. It is a graph of vibration displacement provided through the Internet to easily determine whether the structure to be diagnosed is safe, and the vibration displacement of the structure can be measured in three dimensions in three dimensions. The effect of providing a real-time safety diagnosis device of the structure can be expected.

Claims (2)

A first receiver 12 for receiving the position information signal transmitted from the satellite 4 through the first satellite antenna 11, and the X-axis, Y-axis, as position information received through the first receiver 12, Reference coordinates detected by the first X-axis, Y-axis, and Z-axis coordinate detectors 13 to 15 for detecting the Z-axis reference coordinates, and the first X-axis, Y-axis, and Z-axis coordinate detectors 13 to 15, respectively. A reference coordinate setting device (1) configured of a first wireless modem (16) for wirelessly transmitting the displacement coordinate measuring apparatus (2) to a position where the position coordinate is unchanged, such as land; The second receiver 22 for receiving the position information signal transmitted from the satellite 4 through the second satellite antenna 21, and the structure that is changed according to the situation as the position information received through the second receiver 22 2nd X-axis, Y-axis, and Z-axis coordinate detection parts 23-25 which detect the X-axis, Y-axis, and Z-axis coordinate of the X-axis, Y-axis, and Z-axis reference coordinates from the 1st wireless modem 16. X-axis of the structure detected by the second wireless modem 28, the reference coordinates for the X-axis, Y-axis, Z-axis and the second X-axis, Y-axis, Z-axis coordinate detector 23 to 25, Displacement coordinate calculator 26 for calculating and outputting the displacement coordinates of the X, Y, and Z axes of the structure that are changed according to wind or vibration by comparing the Y and Z axis coordinates, and the displacement coordinate calculator 26 Displacement coordinate measuring device (2) which is composed of a first communication module 27 for transmitting the displacement coordinates to the diagnostic information providing apparatus (3) through the Internet, and is installed on the structure to be the safety diagnosis (2) )Wow; A diagnostic information providing device (3) for receiving the X-axis, Y-axis, and Z-axis displacements of the structure (5) provided from the displacement coordinate measuring device (2) and graphing the displacements in real time to provide them to the Internet accessor; Real-time safety diagnostic device of large structures using the PS and the Internet, characterized in that consisting of. The method of claim 1, The diagnostic information providing apparatus 3 includes a second communication module 31 which receives the displacement coordinate transmitted from the displacement coordinate measuring apparatus 2 through the Internet, and transmits the diagnostic information to a visitor connected through the Internet. 2 displacement coordinate storage unit 32 for storing the displacement amount of the X-axis, Y-axis, Z-axis of the structure 5 input through the communication module 31, and the structure stored in the displacement coordinate storage unit 32 (5) Of the first to third graphic units 33 to 35 and the first and third graphic units 33 to 35 for real-time graphing and outputting displacement coordinates of the respective axes. The image information output unit 36 providing the displacement amount to the internet accessor in real time through the second communication module 31 and the image information output unit when the diagnosis information of the structure 5 is requested from the accessor connected through the Internet. 36) by controlling the displacement amount of the structure (5) graphed for each axis to the visitor Real time diagnostic system for the safe large structures with jipieseu and the Internet, characterized in that consisting of a control unit 37 for controlling.