KR102287738B1 - Pier inspection method of suspension type using fixing clamp assembly member - Google Patents

Abstract

The present invention provides a suspended bridge post inspection method using a fixing clamp assembly member. If photographing the outer circumferential surface of a bridge post at a close range for bridge post inspection, the outer circumferential surface of the bridge post can be safely photographed at a close range by using a camera loaded on a suspended rail assembly member after firmly securing a fixing clamp assembly member on the upper end of the bridge post. The fixing clamp assembly member is firmly secured on the outer circumferential surface of the bridge post by assembling the fixing clamp assembly member in response to the horizontal cross section shape (for example, a circle, rectangle, or inclined shape) of the bridge post, and the suspended rail assembly member is connected by a cable to inspect the outer circumferential surface of the bridge post to be conveniently installed regardless of the installation position (for example, ground or water) of the bridge post and the horizontal cross section shape of the bridge post. Also, bridge post inspection is monitored in real time by an inspector terminal to remotely control the camera and a winding machine driving unit.

Description

Inspection method for suspension piers using fixed clamp assembly members {PIER INSPECTION METHOD OF SUSPENSION TYPE USING FIXING CLAMP ASSEMBLY MEMBER}

The present invention relates to a method for inspecting a suspension pier, and more specifically, when taking a close-up shot of the outer peripheral surface of a pier for inspection of a pier, using a camera mounted on the suspension rail assembly after fixing the fixing clamp assembly to the top of the pier It relates to a suspension type pier inspection method that takes a close-up of the pier outer peripheral surface.

In general, a bridge is a structure that supports the bridge girder and transmits the load from the bridge girder to the ground as a substructure of the bridge. Cracks may occur in the outer walls of such piers due to concrete curing, external impact, and the load of vehicles passing through the bridge. In the past, cracks were diagnosed using a crane, but in the case of a pier located in a terrain that a crane cannot access or a pier higher than the maximum height of a crane, it is difficult to diagnose a crack.

On the other hand, as a prior art, Korean Patent Registration No. 10-0544273 discloses an invention called "pier safety inspection device", which will be described with reference to FIG. 1 .

1 is a perspective view showing a pier safety inspection device according to the prior art.

1, in the pier safety inspection device according to the prior art, a coping part 12 is formed on the pier 11, and a steel holder ( 21) are installed in parallel on both sides, fixed with a fixing plate 25, and a support 24 is formed in the transverse direction of the protruding steel holder 21 to mount the hoist 22 for lift. At this time, the connection wire 23 wound around the hoist 22 for the lift is connected to the point where the check table 30 is balanced, and the check table 30 surrounds the pier 11, and the configuration is a footrest. 31 and the safety guard 32, and the lifting and lowering operation of the inspection table 30 is freely performed by the remote control.

The inspection table 30 is formed in a prefabricated manner, and the configuration is composed of a footrest 31 and a safety guard 32 , and a safety guide tool 33 is provided in the inner diameter of the inspection table 30 in contact with the pier 11 . placed symmetrically.

According to the pier safety inspection device according to the prior art, it is possible to raise and lower the pier up and down in a state wrapped around the pier, and to access the outer peripheral surface freely, and also to check the pedestal device on the upper part of the pier along with the inspection of the pier outer peripheral surface.

However, in the case of the pier safety inspection device according to the prior art, there is a problem that the inspector directly riding on the inspection table must control the lifting and lowering operation of the inspection table.

On the other hand, when buildings are constructed as high-rise buildings or bridges are installed in valleys, etc., the piers are constructed to be several tens of meters, and visual inspection of these structures is difficult during safety diagnosis.

Safety diagnosis according to the prior art performed safety diagnosis on buildings and piers using a crane or rope for visual inspection, but there is a problem in that it is difficult to perform a precise safety diagnosis, and there is a lack of safety such as a worker falling during the safety diagnosis operation. In addition, in addition to measuring the conduction of the vertical structure by visual inspection, there were cases where the conduction was measured using a photographing member such as a photographing camera, etc., but when the photographing camera and other members are used, it is difficult to install the member there is.

As a prior art for solving the above-mentioned problems, Korean Patent Laid-Open No. 2005-90795 discloses an invention entitled "Vertical Structure Safety Diagnosis Imaging System", which will be described with reference to FIG. 2 .

2 is a view showing a vertical structure safety diagnosis imaging system according to the prior art.

Referring to Figure 2, the vertical structure safety diagnosis imaging system according to the prior art, in the safety diagnosis imaging system of a vertical structure including a photographing member and a monitor, a vertical structure, for example, on the upper end of the pier 11 A movable rail rod 41 fixed by an anchor bolt 42; a roller stand 43 fastened to the rail groove of the movable rail stand 41; a first rotating roller 44 installed on the upper portion of the roller stand 43; and an adjustment rope 46 that is in close contact with the first rotating roller 44 and descends from the top to the bottom.

In addition, the movable member frame is in the form of two sets of bending, the frame connecting rod is fixed inside to form a camera frame, and the camera clamp is formed at the bent position to fix the photographing camera 45, and a rope ring is formed, A moving wheel is fastened to one side.

In addition, the roller fastening table is fixed to the side where the camera fastening table of the moving member frame is formed, and a second rotating roller is installed on the opposite side thereof, and accordingly, the first and second rotating rollers are in close contact to adjust the height of the moving member frame. there is.

In addition, the adjustment rope 46 has an adjustment handle formed on one side, and a connecting rope is coupled to a rope ring on the other side and is fixed to the moving member frame.

According to the vertical structure safety diagnosis imaging system according to the prior art, the safety inspector can directly check the structural defects, etc. in real time using the imaging system on the outer shell of a high-rise building and the outer wall surface of the high pier, and thereby safety can be ensured. In addition, since the adjustment rope connected to the operator and the lynch is adjusted without measuring using heavy equipment such as a crane, and the photographing is performed through a photographing camera, it is possible to prevent a safety accident that may occur during operation in advance.

However, in the case of the vertical structure safety diagnosis imaging system according to the prior art, there is a problem in that it is difficult to apply to the vertical structure installed on the water because the operator has to adjust the adjustment rope in the lower part of the vertical structure.

On the other hand, a safety diagnosis imaging system has been developed that connects a rope to a camera fastening table to which the camera is fixed, and takes pictures of cracks along one side of the pier. However, since the safety diagnosis imaging system according to the prior art is photographed while moving along one side of the pier, there is a problem in that the photographing range is limited. In addition, since the safety diagnosis imaging system according to the prior art does not have a means to limit the lateral movement, it can move up and down along the longitudinal direction of the pier and move in the lateral direction at the same time, making it difficult to accurately photograph the crack. There are also problems.

As a prior art for solving the above-mentioned problems, the Republic of Korea Patent Registration No. 10-1834443 discloses an invention called "a pier structure diagnosis apparatus", which will be described with reference to FIG. 3 .

Figure 3 is a perspective view showing a pier structure diagnosis apparatus according to the prior art.

Referring to Figure 3, the pier structure diagnosis apparatus 50 according to the prior art is formed to surround the pier 11 by forming a closed loop, the support portion 51 including a wire (51a); A driving unit 52 coupled to the support 51 to contact the side surface of the pier 11 and move the support 51 in the longitudinal direction of the pier 11; a buffer part 53 provided between the support part 51 and the driving part 52 and providing a buffer to the driving part 52; a distance adjusting unit 54 provided between the supporting unit 51 and the driving unit 52 to adjust the distance between the supporting unit 51 and the driving unit 52; A photographing unit 55 coupled to the support 51 and photographing the side of the pier 11 when the support 51 moves in the longitudinal direction of the pier 11 by the driving unit 52; And it is coupled to the support 51, in contact with the side of the pier 11, includes a distance measuring unit 56 for measuring the distance moved by the driving unit (52).

Specifically, the support unit 51 serves to support the driving unit 52 , the buffer unit 53 , the distance adjusting unit 54 , and the photographing unit 55 as a whole. Here, the support part 51 is formed to surround the pier 11 by forming a closed loop. The support part 51 may be formed using a wire 51a.

In addition, the support portion 51 may include an adjusting means (51c) to adjust the tension of the wire (51a) corresponding to the width of the pier (11). Here, one end of the wire 51a is connected to one end of the adjusting means 51c, and the other end of the wire 51a is connected to the other end to adjust the tension of the entire wire 51a.

In addition, the support portion 51 is provided with a first support means (51b) in order to maintain a constant polygon as a whole, the first support means (51b) when viewed based on the cross-section of the pier 11, the support portion (51) It is provided at the corner so that the wire 51a can pass.

In addition, the driving unit 52 may be a caterpillar 51a driven by a motor. Here, an unexplained reference numeral 51d denotes a support, and a reference numeral 51e denotes a wheel, respectively.

According to the pier structure diagnosis apparatus according to the prior art, it is formed to surround the pier and by installing a plurality of photographing units (cameras) on the support portion including the wire and photographing at the same time, it is possible to photograph the pier as a whole at the same time. In addition, since the support part surrounds the pier and the driving part installed inside the support part presses the pier, when moving along the longitudinal direction of the pier, it does not move in the lateral direction. In addition, by providing a buffer that provides a buffer to the driving part, it is possible to respond to small changes in the width of the pier or irregularities, etc. .

However, in the case of the pier structure diagnosis apparatus according to the prior art, the support has to be moved directly in the longitudinal direction of the pier 11, and a plurality of cameras must be installed on the support.

On the other hand, as another prior art, Korean Patent Registration No. 10-885312 discloses an invention entitled "Safety Diagnosis Device for Elevated Structures", which will be described with reference to FIGS. 4A and 4B.

Figure 4a is a front view showing a safety diagnosis apparatus for an elevated structure according to the prior art, Figure 4b is a perspective view of the safety diagnosis apparatus for an elevated structure according to the prior art.

4A and 4B, the safety diagnosis apparatus for an elevated structure according to the prior art can safely diagnose the presence or absence of abnormalities occurring on the outer peripheral surface of a vertical pier structure having a high height unmanned, for example, the pier 11. As a safety diagnosis device that can 66 ), a photographing unit 67 , a first wire 68 , a second wire 69 and a wire adjusting device drum 70 .

The first and second fastening frames 61 and 62, as shown in FIG. 4b, are spaced apart from each other by a predetermined distance on the front and rear surfaces of the vertical pier structure 11 to face each other, and both ends in the mutually opposite direction Each of the first bent portions 61d is formed on the .

The third and fourth fastening frames 63 and 64 are spaced apart from each other by a predetermined distance on both sides of the vertical pier structure 11 and are respectively positioned to face each other.

A plurality of joint fastening clips 65 connect one end of the third and fourth fastening frames 63 and 64 to both ends of the first fastening frame 61, respectively, and the third and fourth fastening frames 63 and 64 ) In order to connect both ends to both ends of the second fastening frame 62, it is gripped so as to surround each connection part and then fixed by a fixing means.

The plurality of moving parts 66 pass through the first and second fastening frames 61 and 62 from the outside of the first and second fastening frames 61 and 62 or the third and fourth fastening frames 66 and 64 After penetrating the third and fourth fastening frames 63 and 64 from the outside, one end is made to touch the outer circumferential surface of the vertical pier structure 11, a rotating member 61a is formed at one end and an adjustment handle 61b at the other end. ) are formed respectively.

One end of the plurality of photographing units 67 is fixed to each of the fastening plates 61b protruding outward of the first to fourth fastening frames 61, 62, 63, and 64, and a camera 67a is installed at the other end. , by positioning the camera 67a to face the vertical pier structure 11 so as to photograph all sides of the vertical pier structure 11, and forming a second bent portion bent toward the outer circumferential surface of the vertical pier structure 11 Thus, the camera 67a is installed in the second bent part.

Both ends of the plurality of first wires 68 are connected to the plurality of fastening ring portions 11 protruding from each of the first and second fastening frames 61 and 62 .

The wire adjusting device drum 70 is wound with the other end of the plurality of second wires 69 having one end connected to the first wire 68, and by unwinding or winding the second wire 69, the first wire ( 68) up and down.

The second wire 69 is bent a number of times while the middle is supported by the first and second pulleys 69a and 69b installed on the upper plate slab located on the upper end of the vertical pier structure 11 to form the first wire 68. By lifting, the safety diagnosis device is lifted up and down, and since the operator is not boarded, the material of all components except the first and second wires 68 and 69 can be made lightweight with aluminum or plastic.

According to the safety diagnosis device for expensive structures according to the prior art, it is easy to check for abnormalities such as cracks occurring on the outer circumferential surface of the vertical pier structure, so that the repair process can be carried out quickly and accidents that may occur at the same time are prevented in advance can do. In addition, by operating the external wall of the structure so that the safety diagnosis device can be moved up and down in the longitudinal direction from the outside, an unmanned safety diagnosis device is constructed without an operator to test ride, thereby eliminating human casualties such as falling by the operator during safety diagnosis. In addition to this, it is possible to reduce the weight of the safety diagnosis device, and it is easy to assemble and disassemble.

However, in the case of the safety diagnosis device for an expensive structure according to the prior art, since the wire adjusting device drum 70 must be provided, it is impossible to check the piers installed on the water, and also the first and second pulleys 69a on the upper plate slab , 69b) has to be installed, so there is a problem that installation and disassembly are not easy.

Meanwhile, FIG. 5 is a photograph illustrating a bridge inspection using a drone according to the prior art.

As shown in FIG. 5 , a bridge inspection method in which a camera is mounted on a drone 80 , which is an unmanned aerial vehicle, to photograph the pier 11 is utilized. However, in this way, it is difficult to operate the drone 80 in order to take close-up pictures along the outer circumferential surface of the pier 80 . That is, it is necessary to continuously rotate and fly the drone 80 along the outer circumferential surface of the pier 80, but there is a problem in that it is very difficult to repeatedly take close-up shots while maintaining a constant distance from the outer circumferential surface of the pier 11.

After all, according to the prior art, techniques for taking a close-up of the outer peripheral surface of the pier 11 for pier inspection have been disclosed, but there was a limit to stably and quickly inspecting the pier 11.

Republic of Korea Patent No. 10-0544273 (Registration Date: January 11, 2006), Title of Invention: "Piercing Safety Inspection Device" Republic of Korea Patent Publication No. 2005-90795 (published on September 14, 2005), title of invention: "Vertical Structure Safety Diagnosis Imaging System" Republic of Korea Patent No. 10-1834443 (Registration Date: February 26, 2018), Title of Invention: "Pier Structure Diagnosis Device" Republic of Korea Patent No. 10-885312 (Registration Date: February 17, 2009), Title of Invention: "Safety Diagnosis Device for Elevated Structures" Republic of Korea Patent No. 10-1179929 (Registration Date: August 30, 2012), Title of Invention: "Bridge Safety Diagnosis Device" Republic of Korea Patent No. 10-1619412 (Registration Date: May 2, 2016), Title of Invention: "Operating Method of Safety Diagnosis Device for Civil Structures Using Digital Camera"

The technical problem to be achieved by the present invention for solving the above-mentioned problems is, when taking a close-up of the outer peripheral surface of the pier for inspection of the pier, the camera mounted on the suspension rail assembly member after firmly fixing the fixing clamp assembly member to the top of the pier An object of the present invention is to provide a method for inspecting a suspension pier using a fixed clamp assembly member that can safely take close-up shots of the pier outer circumferential surface using the pier.

Another technical problem to be achieved by the present invention is to assemble a fixing clamp assembly member corresponding to the horizontal cross-sectional shape of the pier (for example, round, square, inclined type) and firmly fix it on the outer circumferential surface of the pier, and assemble the suspension rail A suspension type pier inspection method using a fixed clamp assembly member that can be easily installed regardless of the installation location of the pier (for example, on the ground or water) and the shape of the horizontal cross-section of the pier by connecting the members with a cable and checking the pier's outer peripheral surface. is to provide

Another technical problem to be achieved by the present invention is to provide a suspension type pier inspection method using a fixed clamp assembly member that can monitor the pier inspection in real time by the inspector terminal so that the camera and the winding machine driving unit can be remotely controlled. will be.

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As a means for achieving the above-described technical problem, the method for inspecting a suspension pier using a fixed clamp assembly member according to the present invention comprises: a) moving the inspector board of the bridge inspection bogie to the top of the pier; b) A fixed clamp assembly member that is assembled to correspond to the cross-sectional shape of the pier by the inspector riding on the inspector's platform by fastening the clamp segment and the clamp segment connection part, the ends of which are inserted and fastened to each other, and fixed to the outer peripheral surface of the pier upper end by the clamp fastening part Assembling and fixing to the outer peripheral surface of the upper pier; c) connecting the rail segment and the rail segment connecting part to the rail assembly and the fixing clamp assembly formed so that the inspector riding on the inspector's board is assembled to surround the outer circumferential surface of the pier by means of a cable; d) adjusting the tension of the rail assembly member with a tension adjusting device mounted on the rail assembly member to bring the traveling wheel into close contact with the pier; e) remotely driving the cable winding machine on which the cable is wound to lower the rail assembly member to the lowest end of the pier; f) taking a close-up shot of the outer peripheral surface of the pier while moving the camera coupled to the rail assembly member along the pier circumferential direction; g) transmitting the camera movement amount data detected by the movement amount checker coupled to the camera and detecting the movement amount of the camera and the close-up data taken by the camera to the inspector terminal possessed by the pier inspector in real time and analyzing; And h) while raising and stopping the rail assembly member for each predetermined section under the remote control of the inspector terminal, comprising the step of repeatedly performing the close-up of the outer peripheral surface of the pier, wherein the cable to the fixing clamp assembly member in step b) The wound winding machine and a winding machine driving unit for rotationally driving the winding machine are mounted, and are remotely driven and controlled by the inspector terminal through an encoder built into the winding machine driving unit, and in step d), the tension adjusting device is the rail It is installed on each rail segment of the assembly member to adjust the diameter of the rail assembly member, and the traveling wheel runs vertically along the outer circumferential surface in the longitudinal direction of the pier, and elevating and lowering the rail assembly member in step h) The close-up of the camera is remotely controlled and monitored in real time by the inspector's terminal, and when a defect is found on the outer peripheral surface of the pier, it is precisely photographed again at the corresponding location.

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According to the present invention, when taking close-up shots of the pier's outer peripheral surface for pier inspection, it is possible to safely and quickly take close-up shots of the pier's outer peripheral surface using the camera mounted on the suspended rail assembly member after firmly fixing the fixing clamp assembly to the top of the pier. can

According to the present invention, by assembling a fixing clamp assembly member corresponding to the horizontal cross-sectional shape of the pier (for example, round, square, inclined type), it is firmly fixed to the outer circumferential surface of the pier, and the suspension rail assembly member is connected with a cable Therefore, by checking the outer circumferential surface of the pier, it can be easily installed regardless of the installation location of the pier (eg, on the ground or on the water) and the shape of the horizontal cross-section of the pier.

According to the present invention, it is possible to monitor the pier inspection in real time by the inspector terminal so as to remotely control the camera and the winding machine driving unit.

1 is a perspective view showing a pier safety inspection device according to the prior art.
2 is a view showing a vertical structure safety diagnosis imaging system according to the prior art.
Figure 3 is a perspective view showing a pier structure diagnosis apparatus according to the prior art.
Figure 4a is a front view showing a safety diagnosis apparatus for an elevated structure according to the prior art, Figure 4b is a perspective view of the safety diagnosis apparatus for an elevated structure according to the prior art.
5 is a photograph illustrating a bridge inspection using a drone according to the prior art.
6 is a view showing a suspension type pier inspection device using a fixed clamp assembly member according to an embodiment of the present invention.
7 is a view specifically showing the fixed clamp assembly member in the suspension type pier inspection device using the fixed clamp assembly member according to an embodiment of the present invention.
8 is a view showing in detail the suspension type rail assembly member in the suspension type pier inspection apparatus using the fixed clamp assembly member according to the embodiment of the present invention.
9 is a view specifically showing the clamp segment connection in the suspension type pier inspection device using a fixed clamp assembly member according to an embodiment of the present invention.
10 is a configuration diagram of the inspector's terminal in the suspension type pier inspection apparatus using a fixed clamp assembly member according to an embodiment of the present invention.
11 is an operation flowchart of a suspension type pier inspection method using a fixed clamp assembly member according to an embodiment of the present invention.
12A to 12H are views for explaining in detail a method for checking a suspension pier using a fixed clamp assembly member according to an embodiment of the present invention, respectively.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described in detail so that those of ordinary skill in the art can easily implement them with reference to the accompanying drawings. However, the present invention may be embodied in many different forms and is not limited to the embodiments described herein. And in order to clearly explain the present invention in the drawings, parts irrelevant to the description are omitted, and similar reference numerals are attached to similar parts throughout the specification.

Throughout the specification, when a part "includes" a certain element, it means that other elements may be further included, rather than excluding other elements, unless otherwise stated. In addition, terms such as “…unit” described in the specification mean a unit that processes at least one function or operation, which may be implemented as hardware or software or a combination of hardware and software.

[Suspended pier inspection device 100 using fixed clamp assembly members]

6 is a view showing a suspension type pier inspection device using a fixed clamp assembly member according to an embodiment of the present invention.

Referring to FIG. 6 , the suspension type pier inspection device 100 using a fixed clamp assembly member according to an embodiment of the present invention is a pier inspection device that takes a close-up shot of the outer peripheral surface of the pier for the pier 320 inspection, and the fixed clamp assembly Member 110, suspension rail assembly member 120, winding machine driving unit 130, winding machine 140, cable 150, driving wheel 160, tension adjusting device 170, camera 180, movement amount check It includes a system 190 and a checker terminal 210 . Here, the pier 320 is a vertical structure installed on the ground or water base 310, and may be circular, rectangular, or inclined.

The fixed clamp assembly member 110 corresponds to the cross-sectional shape of the pier 320 by fastening the four clamp segments 111 to 114 and the four clamp segment connecting parts 115 to 118, as shown in FIG. 7 to be described later. It is assembled so as to be fixed to the outer circumferential surface of the upper end of the pier 320 by one clamp fastening part 119 . At this time, the fixing clamp assembly member 110 may be a steel bar having a predetermined weight, and a friction pad or the like may be inserted so as to be firmly fixed to a portion in contact with the outer circumferential surface of the pier 320 . Here, the clamp fastening part 119 may be a bolt and a nut capable of tightening the fixed clamp assembly member 110 , but is not limited thereto.

The suspended rail assembly member 120 is formed to surround the outer peripheral surface of the pier 320 by connecting the rail segments 121 to 124 and the rail segment connecting portions 125 to 128, as shown in FIG. 8 to be described later. , is connected to the fixing clamp assembly member 110 by a cable 150 and the suspension type. At this time, the suspended rail assembly member 120 is formed in the form of a rail so that the camera 180 can be mounted and moved.

The winding machine driving unit 130 is coupled to the fixed clamp assembly member 110 , and rotationally drives the winding machine 140 under the remote control of the inspector terminal 210 .

The winding machine 140 raises and lowers the cable 150 in a vertical direction while the cable 150 is wound and rotated by the winding machine driving unit 130 . At this time, the cable 150 connects the suspension rail assembly member 120 to the fixing clamp assembly member 110 . Specifically, a winding machine driving unit 130 for rotationally driving the winding machine 140, for example, a motor is mounted on the fixed clamp assembly member 110, and the motor is an inspector terminal 210 through a built-in encoder. can be remotely controlled by That is, the inspector terminal 210 can know the rotation speed of the motor by the encoder of the motor, and accordingly, can control the rotation of the winding machine 140 by the motor, and The length of the cable 150 that is wound and elevates can be grasped in real time. As a result, the inspector can check the pier while checking the amount of movement in the vertical direction of the rail assembly member 120 connected to the cable 150 in real time.

The traveling wheel 160 is coupled to the rail assembly member 120 to be in close contact with the outer circumferential surface of the pier 320 , and travels vertically along the outer circumferential surface of the pier 320 in the longitudinal direction of the pier 320 . At this time, the driving wheel 160 is coupled to a support so that the camera 180 coupled to the rail assembly member 120 maintains a predetermined focal length, and one side of the support is attached to the rail assembly member 120 . By being coupled, the rail assembly member 120 may maintain a constant distance from the outer circumferential surface of the pier 320 .

The tension adjusting device 170 adjusts the tension of the rail assembly member 120 so that the traveling wheel 160 is in close contact with the outer circumferential surface of the pier 320 . At this time, the tension adjusting device 170 may be installed in each of the rail segments 121 to 124 of the rail assembly member 120 to adjust the diameter by adjusting the circumferential length of the rail assembly member 120 .

The camera 180 takes a close-up photograph of the outer peripheral surface of the pier 320 while moving along the rail to the suspended rail assembly member 120 . Specifically, the camera 180 is a digital camera, and includes a wireless communication unit that wirelessly communicates with a method such as Bluetooth, infrared, Zigbee, Wi-Fi, etc. , it is possible to transmit and receive data signals by accessing wireless communication such as infrared rays, and accordingly, it is remotely controlled by the inspector terminal 210 , and close-up data is transmitted to the inspector terminal 210 , and the inspector terminal 210 . ) receives close-up data from the camera 180 . The movement of the camera 180 mounted on the suspension rail assembly member 120 may be controlled in response to the movement amount detected by the movement amount checker 190 .

The movement amount checker 190 is coupled to the camera 180 to detect the movement amount of the camera 180 . For example, the data sensed by the movement amount checker 190 is transmitted to the inspector terminal 210 in real time, and the movement amount checker 190 may be a tachometer that is a tachometer, but is not limited thereto.

The inspector terminal 210 is provided with a communication module to remotely control and monitor the elevation of the rail assembly member 120 and the close-up photography of the camera 180 in real time. Specifically, the inspector terminal 210 uses the camera 180 mounted on the suspension rail assembly member 120 in a state in which the fixing clamp assembly member 110 is fixed to the top of the pier 320 . It is possible to remotely control and monitor the pier 320 in real time to take a close-up of the outer circumferential surface.

In addition, for the assembly and disassembly of the suspension type pier inspection apparatus 100 using the fixed clamp assembly member according to the embodiment of the present invention, the bridge inspection bogie 200 having the inspector boarding platform 202 on which the inspector boards is used. . At this time, the bridge inspection bogie 200 includes an articulated boom 201 and an inspector's board 202, and by driving the articulated boom 201, the inspector's board 202 can be moved to the top of the pier 320. there is. At this time, the assembly member of the pier inspection device is mounted on the inspector boarding platform 202 . Here, it is preferable that the size, weight, number of segments, etc. of the assembly member of the pier inspection device are determined in advance according to the design specifications of the pier and mounted on the inspector boarding platform 202 .

On the other hand, Figure 7 is a view specifically showing the fixed clamp assembly member in the suspension type pier inspection apparatus using the fixed clamp assembly member according to the embodiment of the present invention, Figure 8 is a fixed clamp assembly member according to an embodiment of the present invention It is a drawing specifically showing the suspension type rail assembly member in the used suspension type pier inspection device.

As shown in Figure 7, the fixed clamp assembly member 110 in the suspension type pier inspection device using the fixed clamp assembly member according to the embodiment of the present invention, for example, four clamp segments (111 ~ 114), 4 It may include a clamp segment connecting portion 115 to 118 and a clamp fastening portion 119 .

The clamp segments 111 to 114 are divided into at least two or more corresponding to the cross-sectional shape of the pier 320, and the clamp segment connection parts 115 to 118 are respectively interposed between the clamp segments 111 to 114 to form the clamp. The segments 111 to 114 are connected.

The clamp fastening part 119 fastens both ends of the clamp segments 111 to 114 to fix it to the outer peripheral surface of the upper end of the pier 320 . For example, the clamp fastening part 119 may be implemented with a bolt and a nut.

In addition, as shown in Figure 8, in the suspension type pier inspection device using the fixed clamp assembly member according to the embodiment of the present invention, the suspension rail assembly member 120 is, for example, four rail segments (121 ~ 124) and four rail segment connections 125 to 128.

The rail segments 121 to 124 are divided into at least two or more corresponding to the cross-sectional shape of the pier 320, and the rail segment connection parts 125 to 128 are interposed between the rail segments 121 to 124, respectively, to the rail The segments 121 to 124 are connected.

On the other hand, Figure 9 is a view specifically showing the clamp segment connection in the suspension type pier inspection apparatus using the fixed clamp assembly member according to the embodiment of the present invention, Figure 9 a) shows before connecting the clamp segment, 9 b) is a diagram showing that clamp segments are connected.

As shown in a) and b) of Figure 9, the clamp segment connection parts 115 to 118 are the clamp segments 111 to 114 in the suspension pier inspection device using the fixed clamp assembly member according to the embodiment of the present invention. The ends of the may be formed to be easily inserted and fastened to each other, but is not limited thereto.

On the other hand, Figure 10 is a configuration diagram of the inspector terminal in the suspension type pier inspection device using a fixed clamp assembly member according to an embodiment of the present invention.

Referring to FIG. 10 , in the suspension type pier inspection apparatus 100 using a fixed clamp assembly member according to an embodiment of the present invention, the inspector terminal 210 includes a communication module 211 , a data collection unit 212 , and a data processing unit. 213 , a data analysis unit 214 , a close-up control unit 215 , and a driving signal generation unit 216 , but is not limited thereto.

The communication module 211 communicates with the winding machine driving unit 130 , the camera 180 and the movement amount check meter 190 , respectively, and the data collection unit 212 is the winding machine received through the communication module 211 . Encoder data of the driving unit 130 , movement amount data of the camera 180 , and close-up data of the camera 180 are collected.

The data processing unit 213 is the encoder data collected by the data collection unit 212, the movement amount data of the camera 180, and the close-up data of the camera 180 so as to identify the defect of the outer peripheral surface of the pier 320. to process

The data analysis unit 214 remotely controls the winding machine driver 130 according to the encoder data, and moves the camera 180 according to the movement amount data of the camera 180 and the close-up data of the camera 180 . and analyzes the data processed by the data processing unit 213 to remotely control close-up photography.

The close-up control unit 215 remotely controls the movement and close-up photography of the camera 180 according to the analysis result of the data analysis unit 214 , and accordingly, the driving signal generator 216 controls the winding machine driving unit 130 . ) and a driving signal for remote control of the camera 180 is generated.

After all, according to the suspension type pier inspection device using the fixed clamp assembly member according to the embodiment of the present invention, when taking a close-up of the pier outer circumferential surface for pier inspection, the fixed clamp assembly member is firmly fixed to the top of the pier and then the suspension rail Using the camera mounted on the assembly member, you can safely take close-up shots of the pier's outer peripheral surface. In addition, by assembling a fixing clamp assembly member corresponding to the horizontal cross-sectional shape of the pier and fixing it firmly on the outer circumferential surface of the pier, and connecting the suspension rail assembly member with a cable to check the outer circumferential surface of the pier, the installation position of the pier and the horizontal cross-section of the pier It can be easily installed regardless of shape.

[How to check suspension pier using fixed clamp assembly members]

11 is an operation flowchart of a method for inspecting a suspension pier using a fixed clamp assembly member according to an embodiment of the present invention, and FIGS. 12A to 12H are each a suspension type pier inspection using a fixed clamp assembly member according to an embodiment of the present invention. It is a drawing for explaining the method in detail.

11, 12A to 12H, the suspension type pier inspection method using a fixed clamp assembly member according to an embodiment of the present invention is a pier inspection method of taking a close-up shot of the pier outer circumferential surface for pier inspection. First, the inspector Moves the inspector's boarding table 202 of the bridge inspection bogie 200 on which the is boarded to the upper end of the pier 320 under the upper plate slab 330 (S110). Specifically, as shown in FIG. 12A, the bridge inspection bogie 200 includes an articulated boom 201 and an inspector's board 202, and drives the articulated boom 201 to pierce the inspector's board 202. (320) can be moved to the top. At this time, the assembly member of the pier inspection device is mounted on the inspector boarding platform 202 . Here, it is preferable that the size, weight, number of segments, etc. of the assembly member of the pier inspection device are determined in advance according to the design specifications of the pier and mounted on the inspector boarding platform 202 .

Next, the inspector riding on the inspector boarding platform 202 assembles the fixing clamp assembly member 110 and fixes it to the upper outer peripheral surface of the pier 320 (S120). Specifically, as shown in Figure 12b, the fixed clamp assembly member 110 is assembled by fastening the clamp segment (111 to 114) and the clamp segment connection part (115 to 118) at the top of the pier 320, the clamp It may be firmly fixed to the outer circumferential surface of the upper end of the pier 320 by the fastening part 119 . At this time, a winding machine 140 on which the cable 150 is wound is mounted on the fixing clamp assembly member 110 , and a winding machine driving unit 130 for rotationally driving the winding machine 140 , for example, a motor is installed. It may be mounted, and the motor may be remotely driven and controlled by the inspector terminal 210 through a built-in encoder. That is, the inspector terminal 210 can know the rotation speed of the motor by the encoder of the motor, and accordingly, can control the rotation of the winding machine 140 by the motor, and The length of the cable 150 that is wound and elevates can be grasped in real time. As a result, the inspector can check the pier while checking the elevating movement amount of the rail assembly member 120 connected to the cable 150 in real time.

Next, the inspector riding on the inspector's board 202 assembles the rail assembly member 120 and connects the rail assembly member 120 and the fixing clamp assembly member 110 to the cable 150 in a suspension type. do (S130). Specifically, as shown in FIG. 12c , the rail assembly member 120 includes rail segments 121 to 124 and rail segment connection parts 125 to 128 so as to surround the outer circumferential surface of the pier 320 at the upper end of the pier 320 . and the rail assembly member 120 is suspended from the cable 150 wound around the winding machine 140 .

Next, by adjusting the tension of the rail assembly member 120 with the tension adjusting device 170 mounted on the rail assembly member 120, the traveling wheel 160 is brought into close contact with the pier 320 (S140). Specifically, as shown in FIG. 12D , the tension adjusting device 170 is installed in each of the rail segments 121 to 124 of the rail assembly member 120 to adjust the diameter of the rail assembly member 120 . At this time, the traveling wheel 160 is coupled to the rail assembly member 120 so as to travel vertically along the outer circumferential surface in the longitudinal direction of the pier 320 , and adjust the tension of the rail assembly member 120 . Thus, the driving wheel 160 can be in close contact with the outer circumferential surface of the pier 320 .

Next, by remotely driving the cable winding machine 140 on which the cable 150 is wound, the rail assembly member 120 is lowered to the lowest end of the pier 320 (S150). Specifically, as shown in Fig. 12e, by lowering the rail assembly member 120 to the lowest end of the pier 320, it is possible to test whether the suspension type pier inspection device according to the embodiment of the present invention operates correctly. .

Next, the pier 320 while moving the camera 180 coupled to the rail assembly member 120 in the circumferential direction of the pier 320 so as to check the outer peripheral surface of the pier 320 to check defects such as cracks and peeling. ) to take a close-up of the outer circumferential surface (S160). Specifically, as shown in FIG. 12f , the cameras 180 are divided and installed at predetermined intervals, respectively, to move along the outer peripheral surface of the pier 320 along the rail of the rail assembly member 120 . It is possible to shorten the shooting time by taking a close-up of each of the piers 320 at the same time. For example, rather than using one camera 180, it is preferable to use four cameras 180 to take close-up pictures of each of the four divided outer peripheral surfaces, for example. At this time, a movement amount check meter 190 is installed in each of the cameras 180 to check the movement amount of the camera 180 moving along the rail of the rail assembly member 120 .

Next, the camera movement amount data detected by the movement amount checker 190 and the close-up data captured by the camera 180 are transmitted in real time to the inspector terminal 210 possessed by the pier inspector and analyzed (S170) . At this time, the position of the inspector may be the inspector boarding table 202 or the inside of the pier inspection bogie 200.

Next, as shown in FIG. 12g , while raising and stopping the rail assembly member 120 at predetermined intervals under the remote control of the inspector terminal 210 , the pier 320 outer circumferential surface as shown in FIG. 12h . Close-up photography is repeatedly performed (S180). At this time, since the elevating and lowering of the rail assembly member 120 and the close-up photography of the camera 180 are remote controlled and monitored in real time by the inspector terminal 210, the defect is found on the outer peripheral surface of the pier 320. In this case, you can take a precise shot again at that location.

After that, when the inspection of the outer peripheral surface of the pier 320 is completed, the inspector boarding table 202 of the bridge inspection bogie 200 on which the inspector is boarded is moved again to the upper end of the pier 320, and then the pier 320 ) By dismantling the rail assembly member 120 raised to the top, and releasing the fixing of the fixed clamp assembly member 110 fixed to the top of the pier 320, the suspension pier inspection device is recovered.

The above description of the present invention is for illustration, and those of ordinary skill in the art to which the present invention pertains can understand that it can be easily modified into other specific forms without changing the technical spirit or essential features of the present invention. will be. Therefore, it should be understood that the embodiments described above are illustrative in all respects and not restrictive. For example, each component described as a single type may be implemented in a distributed manner, and likewise components described as distributed may be implemented in a combined form.

The scope of the present invention is indicated by the following claims rather than the above detailed description, and all changes or modifications derived from the meaning and scope of the claims and their equivalent concepts should be interpreted as being included in the scope of the present invention. do.

100: pier inspection device
110: fixed clamp assembly member 111 to 114: clamp segment
115 to 118: clamp segment connection part 119: clamp connection part
120: suspended rail assembly member 121 to 124: rail segment
125 to 128: rail segment connection part 130: winding machine driving part
140: winding machine 150: cable
160: driving wheel 170: tension control device
180: camera 190: movement amount check meter
200: bridge inspection bogie
201: articulated boom 202: inspector board
210: checker terminal
211: communication module 212: data collection unit
213: data processing unit 214: data analysis unit
215: close-up control unit 216: driving signal generating unit
310: foundation 320: pier
330: top plate slab

Claims (10)

delete delete delete delete delete delete delete In the pier inspection method of taking a close-up of the pier outer circumferential surface for pier inspection,
a) moving the inspector boarding platform 202 of the bridge inspection bogie 200 to the upper end of the pier 320;
b) the inspector riding on the inspector boarding platform 202 is assembled to correspond to the cross-sectional shape of the pier 320 by fastening the clamp segments 111 to 114 and clamp segment connecting parts 115 to 118, the ends of which are inserted and fastened to each other, and , Assembling the fixing clamp assembly member 110 fixed to the upper outer peripheral surface of the pier 320 by the clamp fastening part 119 and fixing it to the upper outer peripheral surface of the pier 320;
c) A rail assembly member 120 that is assembled and formed so that an inspector riding on the inspector's board 202 connects the rail segments 121 to 124 and the rail segment connection parts 125 to 128 to surround the outer peripheral surface of the pier 320 . ) and the fixing clamp assembly member 110 by means of a cable 150;
d) adjusting the tension of the rail assembly member 120 with a tension adjusting device 170 mounted on the rail assembly member 120 to bring the traveling wheel 160 into close contact with the pier 320;
e) lowering the rail assembly member 120 to the lowest end of the pier 320 by remotely driving the cable winding machine 140 on which the cable 150 is wound;
f) moving the camera 180 coupled to the rail assembly member 120 in the circumferential direction of the pier 320 while taking a close-up shot of the outer peripheral surface of the pier 320;
g) The pier inspector possesses the camera movement amount data and the close-up data photographed by the camera 180, which is coupled to the camera 180 and sensed by the movement amount confirmation meter 190 that detects the movement amount of the camera 180. transmitting and analyzing in real time to one inspector terminal 210; and
h) while raising and stopping the rail assembly member 120 at predetermined intervals under the remote control of the inspector terminal 210, repeatedly performing close-up photography of the outer peripheral surface of the pier 320,
In step b), the winding machine 140 on which the cable 150 is wound and the winding machine driving unit 130 for rotationally driving the winding machine 140 are mounted on the fixing clamp assembly member 110 , and the winding machine driving unit 130 is mounted. ) is remotely driven and controlled by the inspector terminal 210 through an encoder built into the It is installed in the rail assembly member 120 to adjust the diameter, and the traveling wheel 160 runs vertically along the outer circumferential surface in the longitudinal direction of the pier 320, and in step h), the rail assembly member ( 120) and the close-up of the camera 180 are remotely controlled and monitored in real time by the inspector terminal 210, and when a defect is found on the outer peripheral surface of the pier 320, it is precisely at the location again. Suspension pier inspection method using a fixed clamp assembly member, characterized in that shooting. 9. The method of claim 8,
In step a), the bridge inspection bogie 200 includes an articulated boom 201 and an inspector's board 202, and drives the articulated boom 201 to move the inspector's board 202 to the top of the pier 320. A suspension type pier inspection method using a fixed clamp assembly member, characterized in that the assembly member of the pier inspection device is mounted on the inspector boarding platform (202). 9. The method of claim 8,
The inspector terminal 210 of step g),
a communication module 211 for communicating with the winding machine driving unit 130 , the camera 180 , and the movement amount check meter 190 , respectively; a data collection unit 212 for collecting encoder data of the winding machine driving unit 130 received through the communication module 211 , movement amount data of the camera 180 , and close-up data of the camera 180 ; A data processing unit ( 213); To remotely control the winding machine driver 130 according to the encoder data, and to remotely control the movement and close-up photography of the camera 180 according to the movement amount data of the camera 180 and the close-up data of the camera 180 a data analysis unit 214 for analyzing the data processed by the data processing unit 213; a close-up control unit 215 for remotely controlling movement and close-up photography of the camera 180 according to the analysis result of the data analysis unit 214; and a driving signal generating unit 216 for generating a driving signal for remote control of the winding machine driving unit 130 and the camera 180. A suspension type pier inspection method using a fixed clamp assembly member.

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