KR102201926B1 - Underwater video system about observed underwater structure and the method thereof - Google Patents

Abstract

The present invention relates to an underwater photographing system and method for obtaining image data on an underwater structure while an underwater field of view is secured, comprising: an image photographing unit for photographing underwater structures, a field of view for obtaining a field of view for photographing underwater structures It includes a secured unit and a control unit for providing image data.

Description

Underwater photographing system and method for underwater structures with a secure field of view {UNDERWATER VIDEO SYSTEM ABOUT OBSERVED UNDERWATER STRUCTURE AND THE METHOD THEREOF}

The present invention relates to an underwater photographing system and a method of securing a field of view, and more particularly, to a technology for obtaining image data for an underwater structure while an underwater field of view is secured.

Underwater structures such as quay walls, caissons, and piers, which are generally known, are composed of reinforced steel and concrete, and the strength of the structure decreases due to erosion, and excessive stress is generated in the vertical axis direction of the structure due to the gravity of the underwater structure itself. In addition, the separation and loss of concrete occur, and corrosion occurs due to exposure of the reinforcing bar to water according to the separation of concrete from the underwater structure.

In addition, underwater structures can be easily damaged due to wear and erosion caused by flow velocity and eddy currents, and thus collapse accidents can occur.In order to prevent this, quickly and accurately diagnose the abnormality of the underwater structure and perform appropriate repair and reinforcement work. Needs to be.

On the other hand, as such a method for diagnosing underwater structures, conventionally, a method of confirming the erosion and damage information of the underwater structure by taking a picture while swimming around the underwater structure by putting a diver into the water has been proposed. However, due to impurities in water due to environmental pollution, there is a limitation that accurate visual inspection or photographing is impossible.

An object of the present invention is to remove impurities in the water using a simple field of view securing unit, and to obtain clearer image data by securing a field of view for a specific area of an underwater structure to be photographed.

The underwater photographing system according to an embodiment of the present invention is an image photographing unit for photographing an underwater structure by moving up and down by a connection unit connected to the lane, and connected to the lane, and located between the image photographing unit and the underwater structure. Controls the vertical movement of the view securing unit for securing a field of view for photographing the underwater structure, and the image capture unit and the view securing unit, and through the image capture unit, image data captured in the view secured for the underwater structure is It includes a control unit to provide.

One side of the lane unit may be fixed to the underwater structure, and the other side may be positioned according to a distance between the underwater structure and the image capturing unit and the view securing unit.

The lane portion includes a first lane portion and a second lane portion, and the visibility secured portion is connected to each of a first visibility secured connection portion connected to the first lane and a second visibility secured connection portion connected to the second lane portion, and the The image capturing unit may be connected to each of a first image capturing connector connected to the first lane and a second image capturing connector connected to the second lane.

The lane unit can image at least one of the image capturing unit and the view securing unit by using the first and second view securing connector and the first image capturing connector and the second image capturing connector. , Ha can move.

The control unit controls the vertical movement of at least one or more of the image capture unit and the field of view securing unit, and adjusts the lengths of each of the first and second lanes to each of the underwater structures. It is possible to control the distance of the visual field securing unit and the image capturing unit.

The field of view securing part is filled with water, is located in a specific area of the underwater structure, and removes impurities in the water in the specific area to secure a view of the underwater structure.

The field of view securing portion may have at least one of a rectangular planar shape, a circular planar shape, a rectangular convex shape, and a circular convex shape, and may be formed of an elastic material of rubber or silicone.

The image capture unit is a camera for photographing the underwater structure, and may acquire the image data for the specific area of the underwater structure in which a view is secured by the field of view securing unit.

In the method of operating an underwater photographing system according to an embodiment of the present invention, the step of securing a field of view for an underwater structure through a field of view securing unit, and through an image capture section, to the underwater structure having a field of view secured by the field of view securing unit And obtaining image data for, wherein the field of view securing unit and the image capturing unit are capable of moving up, down, left and right by a connection unit connected to the lane unit.

According to an embodiment of the present invention, clearer image data can be obtained by securing a field of view for a specific area of an underwater structure to be photographed using a simple field of view securing unit.

1 is a block diagram showing a detailed configuration of an underwater photographing system according to an embodiment of the present invention.
2 and 3 are structural diagrams of an underwater photographing system according to an embodiment of the present invention.
4 and 5 illustrate an example of acquiring image data from a secured field of view according to an exemplary embodiment of the present invention.
6 is a flowchart illustrating an underwater photographing method according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, the present invention is not limited or limited by the embodiments. In addition, the same reference numerals shown in each drawing denote the same member.

In addition, terms used in the present specification are terms used to properly express preferred embodiments of the present invention, which may vary depending on the intention of viewers or operators, or customs in the field to which the present invention belongs. Accordingly, definitions of these terms should be made based on the contents throughout the present specification.

1 is a block diagram showing a detailed configuration of an underwater photographing system according to an embodiment of the present invention.

Referring to FIG. 1, an underwater photographing system according to an embodiment of the present invention acquires image data for an underwater structure while an underwater field of view is secured.

To this end, the underwater photographing system 100 according to an embodiment of the present invention includes an image photographing unit 110, a field of view securing unit 120, and a control unit 130.

The image photographing unit 110 photographs an underwater structure by moving up and down by a connection unit connected to the lane.

The image capture unit 110 may be an underwater camera that acquires image data by capturing at least one or more of an image and a video image of a specific area of an underwater structure in which a field of view is secured by the field of view securing unit 120. For example, an underwater camera generally refers to a camera that is waterproofed so that you can shoot underwater. Since you can use both a normal camera in a waterproof case and the camera itself is waterproof, The type is not limited. In addition, since the underwater camera is equipped with an image sensor, image data captured through the image sensor can be transmitted through a wired communication line. On the other hand, since the amount of light transmitted underwater may be dark, the image capturing unit 110 may be implemented in the form of an infrared camera and may include an illumination unit (not shown) so as to capture an underwater image even in a dark environment.

The image capture unit 110 can move up and down by a connection part connected to the other side of the lane part fixed to the underwater structure, and maintains a close or long distance to the underwater structure 10 by a connection part movable according to the length of the lane part. It may be possible to move left and right. Accordingly, the image capturing unit 110 may acquire various image data according to a distance between an underwater structure and a location of a specific area.

The field of view securing unit 120 is connected to the lane and is positioned between the image capturing unit 110 and the underwater structure to secure a field of view for photographing the underwater structure.

At this time, the visibility securing unit 120 may be in the form of a container filled with water, and may be in at least one of a rectangular planar shape, a circular planar shape, a square convex shape, and a circular convex shape, and made of an elastic material of rubber or silicone. Can be formed. However, the number, shape, material, size, area, and capacity of the field of view securing unit 120 are not limited thereto, and may be variously applied according to an embodiment to which the present invention is applied.

The field of view securing unit 120 may secure a clear field of view from which impurities are removed by clear water filled in a container shape in water with a large amount of impurities. For example, if the field of view securing unit 120 is disposed in a specific area of the underwater structure, the user or the camera can observe a clear field of view from which impurities have been removed as much as the capacity or shape of the field of view securing unit 120. Accordingly, the field of view securing unit 120 may secure a field of view so that the image capturing unit 110 acquires clearer and more accurate image data for a specific area of the underwater structure.

The control unit 130 controls the vertical movement of the image capturing unit 110 and the field of view securing unit 120, and provides image data captured from the secured field of view of the underwater structure through the image capturing unit 110.

The control unit 130 controls the lane unit and the connection unit to arrange the image capturing unit 110 and the view securing unit 120 in a specific area of the underwater structure to be acquired, so that the image capturing unit 110 and the view securing unit ( It is possible to control the up, down, left, and right movement of 120), thereby adjusting the distance and distance between the underwater structure-the sight securing unit 120-the image capturing unit 110.

In addition, the control unit 130 transmits at least one or more image data of an image and a video image of an underwater structure photographed by the image capturing unit 110 to an external server (not shown) or a monitor (not shown). Through this, it can be provided to users in real time.

According to an embodiment, the control unit 130 may provide image data as an image and a video image to an external server or a monitor, and output information of at least one of a number, graph, content, language, output sound, and output light. You can also provide.

2 and 3 are structural diagrams of an underwater photographing system according to an embodiment of the present invention.

Referring to FIG. 2, the underwater photographing system 100 according to the embodiment of the present invention is connected to the underwater structure 10, and an image photographing unit 110 for photographing the underwater structure and a field of view securing unit 120 for securing a view. ) To acquire image data for the underwater structure 10 located in the underwater 200.

In this case, the underwater structure 10 may be a structure located in the underwater 200 such as a quay wall, a caisson, and a pier, and the type, size, or component of the structure is not limited.

2 and 3, one side of the rain parts 141 and 142 is fixed to the underwater structure 10, and the other side is between the underwater structure 10 and the image photographing unit 110 and the field of view securing unit 120. It can be located depending on the distance. At this time, the lane unit 140 includes a first lane unit 141 and a second lane unit 142, and the first lane unit 141 is a first view securing connector 151 and a first image securing connector 161, and the second lane part 142 may be connected to the second view securing connector 152 and the second image securing connector 162.

According to an embodiment, one side of the lane parts 141 and 142 is fixed to the underwater structure 10, and can rotate 360 degrees based on the center point fixed to the underwater structure 10, and the lane parts 141 and 142 ), the image capturing unit 110 and the field of view securing unit 120 are also rotatable 360 degrees, so the underwater photographing system 100 according to the embodiment of the present invention captures clear image data at various positions of the underwater structure 10. Can be obtained.

The first sight securing connection part 151 and the second sight securing connector 152 are connected to the sight securing part 120, and are formed at regular intervals to level the sight securing part 152 so as to secure the sight ( 120) may be connected.

In addition, the first image acquisition connector 161 and the second image acquisition connector 162 are connected to the image capture unit 110 and are formed to be spaced apart at regular intervals to level the image capture unit 110 to capture an image. It may be in a form connected to the unit 110.

More specifically, as shown in FIG. 3, the first lane unit 141 includes a first view securing connector 151 and a first image securing connector 161 connected to the first lane unit 141, The second lane unit 142 may include a second view securing connector 152 and a second image securing connector 162 connected to the second lane unit 142.

At this time, since the image capture unit 110 acquires image data on the underwater structure 10 for which the field of view is secured by the field of view securing unit 120, the field of view securing unit 120 captures an image with the underwater structure 10 It is located between the parts 110. Accordingly, the first lane part 141 includes a first view securing connector 151 and a first image securing connector 161 sequentially arranged from the underwater structure 10, and the second lane section 142 is It may include a second view securing connector 152 and a second image securing connector 162 sequentially disposed from the underwater structure 10.

Depending on the embodiment, the distance between the underwater structure 10-the sight securing connector 151, 152-the image securing connector 161, 162 may be variously applied depending on the embodiment to which the present invention is applied, and underwater It can be applied in various ways according to the characteristics of the structure 10. In this case, the interval may be controlled by the control unit 130 of the underwater photographing system 100 according to an embodiment of the present invention, and the control unit 130 includes a view secure connection unit 151 and 152 and an image capture connection unit 161 , 162) left and right movement can be controlled.

Referring back to FIG. 2, each of the field of view securing unit 120 and the image capturing unit 110 is connected to the lane sections 141 and 142 through the field of view securing connector 151 and 152 and the image securing connector 161 and 162. It may be moved up and down by the lane units 141 and 142 and the connection units 151, 152, 161, and 162. At this time, the vertical movement of the visual field securing unit 120 and the image capturing unit 110 may be controlled by the control unit 130 of the underwater photographing system 100 according to an embodiment of the present invention, and the control unit 130 ) Controls the connection units 151, 152, 161, and 162 connected to each of the field of view securing unit 120 and the image capturing unit 110 to control the vertical movement of the view securing unit 120 and the image capturing unit 110 Can be controlled.

Further, at the bottom of the connection parts 151, 152, 161, and 162, a weight 170 may be included to allow the field of view securing unit 120 and the image capturing unit 110 to sink to a desired depth 210. The weight 170 can prevent shaking and movement due to the movement of the field of view securing unit 120 and the image capturing unit 110, and the view securing unit 120 and the image capturing unit to the bottom of the underwater structure 10 (110) can be moved.

Furthermore, the underwater photographing system 100 according to an embodiment of the present invention includes, in addition to the above-described components, a lighting unit supporting photographing in a dark underwater environment or various sensors (temperature, depth, etc.) that can measure the underwater environment. May be.

4 and 5 illustrate an example of acquiring image data from a secured field of view according to an embodiment of the present invention.

As shown in FIG. 4, it may be possible to secure a view of the underwater structure 10 by the visibility securing unit 120 located in a specific area of the underwater structure 10. The visibility securing unit 120 may be in the form of a container filled with clear water, and it is possible to secure a clear view as much as the area of the container.

Depending on the embodiment, the field of view securing unit 120 has at least one of a rectangular planar shape, a circular planar shape, a rectangular convex shape, and a circular convex shape, and may be formed of an elastic material of rubber or silicone. However, the number, shape, material, size, area, and capacity of the field of view securing unit 120 are not limited thereto, and may be variously applied according to an embodiment to which the present invention is applied.

Referring to FIG. 5, the image capture unit 110 may acquire image data for a specific area of the underwater structure 10 in which a view is secured by the field of view securing unit 120. In this case, the image data may be an image or a video image of the underwater structure 10, and the image capture unit 110 moves up, down, left, and right with respect to the underwater structure 10 to the underwater structure 10 Various image data such as short-range image data and far-field image data for a specific area of may be acquired.

6 is a flowchart of an underwater photographing method according to an embodiment of the present invention.

The method of FIG. 6 is performed by the underwater photographing system according to the embodiment of the present invention shown in FIG. 1.

Referring to FIG. 6, in step 610, a view of the underwater structure is secured through the view securing unit.

The field of view securing unit is connected to a lane fixed to the underwater structure, and is located between the image photographing unit and the underwater structure to secure a field of view for photographing the underwater structure. Depending on the embodiment, the visibility securing unit may be in the form of a container filled with water, and is in at least one of a rectangular planar shape, a circular planar shape, a square convex shape, and a circular convex shape, and is formed of an elastic material of rubber or silicone. Can be. However, the number, shape, material, size, area, and capacity of the field of view securing parts are not limited thereto, and may be variously applied according to an embodiment to which the present invention is applied.

In step 610, a clear view from which impurities have been removed may be secured through clear water filled in the container shape of the view securing unit in water with a large amount of impurities. For example, when the field of view securing part is disposed in a specific area of the underwater structure, the user or the camera can observe a clear field of view from which impurities are removed by the amount or shape of the field of view securing part. Accordingly, in step 610, a field of view may be secured so that the image photographing unit acquires clearer and more accurate image data for a specific area of the underwater structure.

In step 620, through the image capturing unit, image data on the underwater structure for which the view is secured by the field of view securing unit is acquired.

In step 620, using the image capture unit, image data may be acquired by photographing an image or video image of a specific area of an underwater structure in which a view is secured by the field of view securing unit.

The image capturing unit may be an underwater camera. For example, an underwater camera generally refers to a camera that is waterproofed to take pictures in water, and it is operated by putting an ordinary camera in a waterproof case and the camera itself has a waterproof function. Since all equipped ones can be used, the type of underwater camera is not limited. In addition, since the underwater camera is equipped with an image sensor, image data captured through the image sensor can be transmitted through a wired communication line.

In addition, the visual field securing unit and the image capturing unit can be moved up and down by a connection unit connected to the other side of the lane unit fixed to the underwater structure, and can be moved left and right by a connection unit movable according to the length of the lane unit.

The apparatus described above may be implemented as a hardware component, a software component, and/or a combination of a hardware component and a software component. For example, the devices and components described in the embodiments include, for example, a processor, a controller, an arithmetic logic unit (ALU), a digital signal processor, a microcomputer, a field programmable array (FPA), It can be implemented using one or more general purpose computers or special purpose computers, such as a programmable logic unit (PLU), a microprocessor, or any other device capable of executing and responding to instructions. The processing device may execute an operating system (OS) and one or more software applications executed on the operating system. In addition, the processing device may access, store, manipulate, process, and generate data in response to the execution of software. For the convenience of understanding, although it is sometimes described that one processing device is used, one of ordinary skill in the art, the processing device is a plurality of processing elements and/or a plurality of types of processing elements. It can be seen that it may include. For example, the processing device may include a plurality of processors or one processor and one controller. In addition, other processing configurations are possible, such as a parallel processor.

The software may include a computer program, code, instructions, or a combination of one or more of these, configuring the processing unit to behave as desired or processed independently or collectively. You can command the device. Software and/or data may be interpreted by a processing device or to provide instructions or data to a processing device, of any type of machine, component, physical device, virtual equipment, computer storage medium or device. , Or may be permanently or temporarily embodyed in a transmitted signal wave. The software may be distributed over networked computer systems and stored or executed in a distributed manner. Software and data may be stored on one or more computer-readable recording media.

The method according to the embodiment may be implemented in the form of program instructions that can be executed through various computer means and recorded in a computer-readable medium. The computer-readable medium may include program instructions, data files, data structures, and the like alone or in combination. The program instructions recorded on the medium may be specially designed and configured for the embodiment, or may be known and usable to those skilled in computer software. Examples of computer-readable recording media include magnetic media such as hard disks, floppy disks, and magnetic tapes, optical media such as CD-ROMs and DVDs, and magnetic media such as floptical disks. -A hardware device specially configured to store and execute program instructions such as magneto-optical media, and ROM, RAM, flash memory, and the like. Examples of program instructions include not only machine language codes such as those produced by a compiler but also high-level language codes that can be executed by a computer using an interpreter or the like. The hardware device described above may be configured to operate as one or more software modules to perform the operation of the embodiment, and vice versa.

As described above, although the embodiments have been described by the limited embodiments and drawings, various modifications and variations are possible from the above description by those of ordinary skill in the art. For example, the described techniques are performed in a different order from the described method, and/or components such as a system, structure, device, circuit, etc. described are combined or combined in a form different from the described method, or other components Alternatively, even if substituted or substituted by an equivalent, an appropriate result can be achieved.

Therefore, other implementations, other embodiments, and claims and equivalents fall within the scope of the claims to be described later.

10: underwater structures
110: video recording unit
120: sight securing unit
141, 142: rain department
151, 152: field of view connection
161, 162: video recording connection
170: weight
200: underwater
210: depth

Claims (9)

An image photographing unit for photographing an underwater structure by moving up and down by a connection unit connected to the rain unit;
A view securing unit connected to the lane unit and positioned between the image capturing unit and the underwater structure to secure a view for photographing the underwater structure; And
And a control unit for controlling the vertical movement of the image capturing unit and the field of view securing unit, and providing, through the image capturing unit, image data photographed in the view secured for the underwater structure,
The lane part
One side is fixed to the underwater structure, the other side is positioned according to a distance between the underwater structure and the image photographing unit and the field of view, and includes a first lane part and a second lane part,
The sight securing part
It is connected to each of the first visibility connection portion connected to the first lane portion and the second visibility connection portion connected to the second lane portion,
The video recording unit
A first video capture connector connected to the first lane and a second video capture connector connected to the second lane,
The lane part
It is characterized in that 360 degrees rotation is possible based on a central point fixed to the underwater structure, and the image photographing unit and the viewing area securing unit connected to the lane part are capable of 360 degrees rotation,
The control unit
Controls the movement of the image capturing unit and the view securing unit up, down, left, and right, and adjusts the lengths of each of the first and second lanes to adjust the underwater structure and the view An underwater photographing system for controlling the distance and distance between the securing unit and the image capturing unit. delete delete The method of claim 1,
The lane part
At least one of the image capturing unit and the visual field securing unit is moved up and down using the first and second view securing connector and the first image capturing connector and the second image capturing connector. Underwater shooting system. delete The method of claim 1,
The sight securing part
An underwater photographing system that is filled with water, is located in a specific area of the underwater structure, and secures a view of the underwater structure by removing impurities in the water in the specific area. The method of claim 6,
The sight securing part
Underwater photographing system, characterized in that at least one of a rectangular planar shape, a circular planar shape, a quadrangular convex shape, and a circular convex shape, and formed of an elastic material of rubber or silicone. The method of claim 6,
The video recording unit
A camera that photographs the underwater structure, and acquires the image data for the specific area of the underwater structure in which a field of view is secured by the field of view securing unit. delete

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