KR102339941B1 - Non-destructive testing equipment for diagnosing rebar breakage in poles and diagnostic method using the equipment - Google Patents

Abstract

The present invention relates to non-destructive testing equipment, which includes a measuring device configured to collectively collect information on all rebars buried inside a pole in response to the circular shape of the pole, and a display device which can receive information transmitted from the measuring device, translates the same into a graph, and display the graph on a screen, thereby easily and quickly diagnosing breakage of the rebars buried inside the pole, and a diagnostic method using the same. The non-destructive testing equipment for diagnosing breakage of rebars in a pole includes: a hand-held measuring device provided with a plurality of magnetic field sensor units including a three-axis magnetic sensor, and for generating a plurality of pieces of magnetic field information for diagnosing breakage of rebars in a pole, and transmitting the generated magnetic field information to at least one display device paired or connected by a wire thereto; and a display device paired or connected by the wire to the measuring device to receive the magnetic field information, translate the same into a graph, and display the graph on a screen. In addition, the diagnostic method using the non-destructive testing equipment for diagnosing breakage of rebars in a pole comprises: a magnetization step of magnetizing rebars in a pole by using a permanent magnet; a generating step of generating magnetic field information by using the measuring device; a transmitting step of transmitting the generated magnetic field information to the display device; a display step of translating the received magnetic field information into a graph and displaying the same on the screen of the display device; and a diagnosing step of diagnosing breakage of the rebars in the pole by analyzing the graph displayed on the screen of the display device.

Description

Non-destructive testing equipment for diagnosing rebar breakage in poles and diagnostic method using the equipment

The present invention relates to an inspection equipment for diagnosing the breakage of reinforcing bars embedded in an electric pole and a diagnostic method using the same, and more particularly, to all reinforcing bars embedded in the electric pole corresponding to the shape of a circular electric pole. It is composed of a measuring device configured in a form that can collect information collectively, and a display device that can receive information transmitted from the measuring device, graph it, and display it on the screen, so it is easy to break the rebar buried inside the pole. It relates to a non-destructive testing equipment and a diagnostic method using the equipment that enable rapid diagnosis.

In general, most of the supports used to support the distribution lines located in the sky are concrete poles, and a number of reinforcing bars are installed inside these concrete poles for the purpose of improving the durability of the poles where external forces such as bending moment act. buried in a circle.

However, if the reinforcing bar inside the pole that has been used for a long time is broken, an accident may occur in which the pole that cannot withstand external forces such as bending moment is collapsed due to the deterioration of durability, which may result in damage and loss of the distribution line installed on the upper part of the pole, and It may cause damage to property or human life due to secondary accidents.

Therefore, it can be said that continuous non-destructive diagnosis of the pole after a long period of time has elapsed and the replacement or repair of the pole is absolutely necessary. Inventions such as “Jeonju Diagnostic Equipment” and “Rebar fracture detection device for poles” of Korean Patent No. 10-1693437 have been proposed and published.

Among them, the "electric pole diagnostic equipment" of the Republic of Korea Patent Publication No. 10-1895206 is an invention filed and registered by the applicant of the present invention. It is about equipment that allows you to easily check whether or not your rebar is broken and its location.

That is, in the case of diagnosing whether or not the rebar in the pole is broken using the equipment of the invention, the damage to the pole is compared with the conventional inventions such as the "rebar breakage detection device for poles" of the Republic of Korea Patent Publication No. 10-1693437 Without it, it is possible to easily check whether the reinforcing bar in the pole is broken and its location.

However, in order to diagnose the fracture of all reinforcing bars embedded in a circular shape inside the circular pole using the equipment of the invention, the user holding the equipment moves in a clockwise or counterclockwise direction along the outer periphery of the pole. There is a problem in that the inconvenience of having to perform several measurements for the

Therefore, by improving the above problems, there is a need for a simple equipment and a diagnostic method using the equipment that allow the diagnosis of fractures of all rebars buried in a circular shape inside the circular electric pole to be performed with a single measurement. is being raised.

Republic of Korea Patent Publication No. 10-1693437 (2016. 12. 30.) Republic of Korea Patent Publication No. 10-1895206 (2018. 08. 30.)

The non-destructive testing equipment for diagnosing rebar fracture of a pole according to the present invention and a diagnostic method using the equipment are proposed to solve the problems of the prior inventions as described above,

Among the above inventions, in order to use the rebar breakage detection device, a hole must be formed on one side of the pole or the support pin coupled to the pre-formed hole must be removed and then returned to its original state, thereby causing damage to the pole or the process for diagnosis. There is a problem that is inconvenient and takes a long time,

Among the above inventions, in order to diagnose the fracture of all rebars embedded in a circular shape inside a circular pole using the pole diagnostic equipment, the user holding the equipment moves in a clockwise or counterclockwise direction along the outer periphery of the pole. Since there is a problem that causes inconvenience of having to measure the interior several times, the purpose of this is to present a comprehensive solution to these problems.

The present invention is to realize the above object,

A plurality of magnetic field sensor units comprising a three-axis magnetic sensor are provided to generate a plurality of magnetic field information for diagnosing the breakage of reinforcing bars in the electric pole, and transmit the generated magnetic field information to one or more display devices connected by pairing or wired hand-held measuring device; and a display device for receiving the magnetic field information in a state of pairing or wired connection with the measurement device, then graphing and displaying the graph on the screen; We present a non-destructive testing equipment for diagnosing reinforcing bar breakage in a pole, characterized in that it comprises a.

At this time, the measuring device, the handle portion of the handle shape; A first base fixed to the handle portion, a plurality of second bases continuously arranged on both sides with respect to the first base in a state of being hinged to each other, and a second second located at the distal end of the plurality of second bases a base portion configured to include a pair of third bases that can be fastened or separated from each other by a fastener in a state of being hinged to the base; A plurality of magnetic field sensor units mounted in front of the base unit to form a circle inside the base unit forming a circle by fastening of the pair of third bases and to generate magnetic field information for diagnosing the breakage of reinforcing bars in the electric pole ; and a transmitter for collecting magnetic field information generated by the magnetic field sensor and transmitting the information to one or more paired or wired display devices. It is characterized in that it comprises a.

In addition, the present invention is a magnetization step of magnetizing the reinforcing bar in the electric pole using a permanent magnet; a generating step of generating magnetic field information using a measuring device; A transmitting step of transmitting the generated magnetic field information to the display device; a display step of graphing the received magnetic field information and displaying it on the screen of the display device; And, a diagnosis step of analyzing the graph displayed on the screen of the display device to diagnose the breakage of the reinforcing bar in the electric pole; It is characterized in that it comprises a.

Non-destructive testing equipment for diagnosing rebar fracture of a pole according to the present invention and a diagnostic method using the equipment,

It is configured to diagnose the breakage of the rebar in the electric pole by using the magnetic field information generated by a plurality of magnetic field sensor units while the base of the measuring device is close to the electric pole,

The effect of omitting the inconvenient and time-consuming process of forming a hole in the electric pole or restoring it to its original state after removing the support pin occurs,

Without the need to measure one pole several times, there is an effect of being able to carry out the diagnosis of breakage of all rebars embedded in a circular shape inside the circular pole with one measurement.

1 is an external perspective view of a measuring device among non-destructive testing equipment for diagnosing reinforcing bar breakage of a pole according to the present invention.
2A and 2B are exemplary views showing an embodiment in which a measuring device is used to practice the present invention.
Figure 3 is an exemplary view showing a state in which the torsion spring is installed in the base part.
4 is a cross-sectional view of a pole in which reinforcing bars are embedded.
5A and 5B are exemplary views showing the configuration of a magnetic field sensor unit according to an embodiment of the present invention.
6 is a flowchart illustrating a process for displaying magnetic field information on a display device according to an embodiment of the present invention.
7 is a flowchart showing the sequence of a diagnostic method using a non-destructive testing equipment for diagnosing rebar fracture of a pole according to the present invention.
8 is an exemplary diagram illustrating a state in which magnetic field information by measurement of a measuring device is graphed and displayed on a screen of a display device;
Figure 9 is an additional flow chart showing the sequence of the diagnostic method using the non-destructive testing equipment for the rebar fracture diagnosis of the pole according to the present invention.

The present invention relates to an inspection equipment for diagnosing the breakage of reinforcing bars buried inside an electric pole,

More specifically, a plurality of magnetic field sensor units 130 configured to include a three-axis magnetic sensor are provided to generate a plurality of magnetic field information for diagnosing the breakage of reinforcing bars in the electric pole, and pair or pair the generated magnetic field information Handy-type measuring device 100 for transmitting to one or more display devices 200 connected by wire; and a display device 200 for receiving the magnetic field information in a state of pairing or wired connection with the measurement device 100, then graphing it and displaying it on the screen; It relates to non-destructive testing equipment for diagnosing reinforcing bar breakage of the pole, characterized in that it comprises a.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

First, the measuring device 100 shown in FIG. 1 is a handy device used for collecting information necessary for diagnosing the breakage of the reinforcing bars in the electric pole, and a plurality of magnetic fields for diagnosing the breakage of the reinforcing bars in the electric pole It is configured to generate information, and configured to transmit the generated magnetic field information to one or more display devices 200 that are paired or connected by wire.

Therefore, a user who wants to diagnose the breakage of the reinforcing bar in the pole by using the measuring device 100 may precede the process of magnetizing the reinforcing bar in the pole so that a plurality of magnetic field information can be generated by the electromagnetic induction phenomenon, A permanent magnet may be used for the magnetization of such reinforcing bars.

In addition, the display device 200 is a device used for diagnosing the breakage of reinforcing bars in the electric pole, and is configured to receive the magnetic field information in a state of pairing or wired connection with the measurement device 100, and receiving It is configured to graph the magnetic field information and display it on the screen.

Accordingly, the display device 200 is a tablet PC equipped with a screen capable of wireless or wired communication, input/output and storage of data, and visualized and displayed stored data in letters, numbers, and graphs. , it may be composed of a mobile device such as a laptop computer and a smartphone, and a dedicated program or application for graphing the received magnetic field information and displaying it on the screen must be necessarily installed.

As such, in the present invention, the user holding the measuring device 100 with one hand moves the measuring device 100 close to the outer periphery of the pole by moving a certain range in the vertical direction to inspect the inside of the pole. A plurality of magnetic field information generated by the inspection is displayed on the screen of the display device 200 so that a user with knowledge and experience for the interpretation of the displayed graph can diagnose the breakage of the reinforcing bar in the electric pole .

At this time, the measuring device 100 is characterized in that it is configured to collectively collect information on all the reinforcing bars buried inside the electric pole in response to the circular shape of the electric pole, and the detailed configuration thereof is as follows. .

That is, as shown in FIG. 1 , the measuring device 100 is composed of a handle part 110 in the shape of a handle and a plurality of bases by hinge coupling, and a base part capable of forming a circular shape surrounding the electric pole. It may be configured in a form including 120 .

More specifically, as shown in FIGS. 2A and 2B , the base part 120 includes the first base 121 fixed to the handle part 110 and the first base in a state in which they are hinged to each other. A plurality of second bases 122 continuously arranged on both sides around 121 and a second base 122 located at the distal end of the plurality of second bases 122 are attached to the fastener in a hinged state. It may be configured in a form including a pair of third bases 123 that can be fastened to or separated from each other by

At this time, the first base 121 may have a fastening hole penetrating the front and rear surfaces for screw or bolt fastening with the handle unit 110 , and the fastening holes on both sides of the fastening hole as the center. A plurality of mounting grooves for mounting the bracket 124 may be formed on the upper surface or the lower surface, and through holes passing through the upper surface and the lower surface for connection with the second base 122 at the distal ends of both sides. Each of these can be formed.

In addition, one mounting groove for mounting the bracket 124 may be formed on the upper or lower surface of each of the second bases 122 , and the first base 121 and the other second base are formed at the distal ends of both sides. Through-holes penetrating the upper surface and the lower surface may be respectively formed for connection with the 122 or any one of the pair of third bases 123 .

At this time, the shapes of the second base 122 may all be identically formed, but as shown in FIGS. 2A and 2B , they are formed in two types of shapes, such as a first type and a second type, and are alternately arranged one by one. In this case, only the outer shape is different, but one mounting groove is formed on each upper surface, and the basic configuration is the same in which the through-holes are respectively formed at the distal ends of both sides.

In addition, one mounting groove for mounting the bracket 124 may be formed on the upper or lower surface of each of the pair of third bases 123 , and at the distal ends of both sides it is connected to the second base 122 . Through-holes passing through the upper surface and the lower surface may be respectively formed for the purpose of mounting the fastener and the fastener.

At this time, the bracket 124 mounted in each mounting groove formed throughout the base part 120 is used for the purpose of mounting the magnetic field sensor part 130 to be described below, and the base part 120 . A plurality of magnetic field sensor units 130 in front of the base unit 120 by being directly mounted on the upper or lower surface of each of the first base 121, the second base 122 and the third base 123 constituting the to be able to be installed.

In addition, the first base 121 and the second base 122 are connected, the plurality of second bases 122 are connected to each other, and the second base 122 and the third base 123 are connected. Each of the connecting hinges is provided with a torsion spring 125 so that the plurality of second bases 122 and the pair of third bases 123 can be elastically supported forward.

That is, the first base 121, the second base 122, and the third base 123 constituting the base part 120 are hinge-coupled to each other, and as shown in FIG. 3, each hinge The fitted torsion spring 125 is installed so that the distal ends of both sides are fixed to the adjacent bases 121, 122, and 123, respectively, so that the entire base 120 can be elastically supported.

Accordingly, the base part 120 is configured to form a circle as a whole as the pair of third bases 123 are fastened to each other, and the pair of third bases 123 that are fastened to each other are separated. In this case, it is configured to return to the original state.

In this case, the measuring device 100 is preferably configured in a size customized to a pole having a diameter of 19 cm corresponding to most poles installed by Korea Electric Power Corporation.

In addition, as shown in FIG. 4 , in consideration of the fact that there are generally 16 reinforcing bars embedded in electric poles, the present invention may consist of 16 magnetic field sensor units 130 mounted on the base unit 120 . It is preferable that the standard and number of each of the first base 121 , the second base 122 , and the third base 123 constituting the base part 120 are determined, but this is not necessarily the case.

In addition, as shown in FIGS. 2A and 2B , the measuring device 100 is mounted in front of the base part 120 to form a circle by fastening the pair of third bases 123 . It may be configured in a form including a plurality of magnetic field sensor units 130 that form a circle on the inside of the base 120 and generate magnetic field information for diagnosing the breakage of the reinforcing bars in the electric pole.

More specifically, the plurality of magnetic field sensor units 130 are provided with a magnetic field sensor inside or in the front so as to measure the strength of the magnetic field by the reinforcing bars in the electric pole in a magnetized state, and as described above, the base unit Doedoe mounted on the bracket 124 mounted on the 120 may be mounted in a form capable of rotating the shaft at a certain angle.

That is, in the present invention, the magnetic field sensor unit 130 is hinge-coupled to the bracket 124 mounted on the upper or lower surface of the base unit 120 and is configured to be axially rotated upwards or downwards. Even in a state in which a foreign substance is fixed to the outer periphery of the periphery or a curve is formed, the effect of allowing all magnetic field sensor units 130 to maintain a state close to the outer periphery of the previous pole occurs.

At this time, as shown in Fig. 1, the upper and lower portions of the magnetic field sensor unit 130 are provided with rollers, respectively, so that the main body of the magnetic field sensor unit 130 is spaced at regular intervals for the purpose of preventing friction with the outer periphery of the electric pole. To be spaced apart and at the same time to allow the movement of the measuring device 100 for the diagnosis of the reinforcing bar in the electric pole to occur smoothly in the vertical direction.

That is, the measuring device 100 is configured so that the magnetic field sensor unit 130 can measure the strength of the magnetic field by the reinforcing bar in the electric pole, which is magnetized in a state close to the outer periphery of the electric pole, but directly on the outer periphery of the electric pole. It is configured not to be in close contact, and it is preferable that the separation distance between each other be formed within the range of 5 to 10 mm in consideration of foreign substances that may be adhered to the outer periphery of the electric pole.

In addition, as described above, the plurality of magnetic field sensor units 130 are customized to an electric pole having a diameter of 19 cm and mounted on the front of the base unit 120, but also on the outer periphery of an electric pole having a diameter of 14 cm. In order to collectively collect information on all reinforcing bars buried inside the electric pole in a close state, each object may be configured in a structure in which it can protrude forward a certain distance.

That is, the magnetic field sensor unit 130 may be configured to be divided into a front portion 131 including a magnetic sensor and a pair of rollers and a rear portion 132 directly hinged to the bracket 124, A form including a connection part 133 of the form shown in FIGS. 5A and 5B that connects the front part 131 and the rear part 132 to each other and is configured to protrude forward by an external force or to return to its original state. can be composed of

Therefore, a user who wants to diagnose the state of the reinforcing bar in the electric pole having a diameter of 14 cm by using the measuring device 100 applies an external force to the front part 131 of each of the plurality of magnetic field sensor units 130 in a constant forward direction. The distance can be protruded, and in this case, the distance at which each of the front parts 131 can protrude forward must be set to fit a pole having a diameter of 14 cm.

In this case, as the three-axis magnetic sensor constituting the magnetic field sensor unit 130 , an MI sensor capable of measuring a magnetic field using a magnetic impedance effect or a Hall effect sensor capable of measuring a magnetic field using the Hall effect may be used.

On the other hand, in a method of fastening the pair of third bases 123 to each other using fasteners respectively mounted on the pair of third bases 123 , the user directly uses both end portions of the base unit 120 . A manual fastening method of fastening the fastener by applying an external force while holding the . It can be configured to occur only with

That is, as an embodiment of the present invention, the handle portion 110 may be provided with a bend having the same or similar shape as the trigger of a firearm, and a shape or base portion penetrating the entire base portion 120 . (120) A curved pulley may be installed in the form of enclosing the entire rear surface, and these bends and pullers may be linked to each other.

Therefore, when the user pulls the bend, the pull is closed and the base portion 120, which is in the shape of an arc, may be deformed into a circular shape, and accordingly, each of the pair of third bases 123 is provided. The fasteners to be used are configured to be automatically fastened to each other or to be easily fastened manually by the user.

However, the pulley does not necessarily have to penetrate the whole of the base part 120 or be configured to cover the entire rear surface of the base part 120 , and if the length is sufficient to affect the entire base part 120 , the base part (120) It will be said that it may be configured in a form that penetrates only a part or wraps only a part of the rear surface.

In addition, the type of fastener may be any type that can be easily and automatically fastened and manually separated from each other, or can be easily and manually fastened and separated. It is preferable to be

In addition, the measuring device 100 may be configured to include a transmitter 140 that collects magnetic field information generated by the magnetic field sensor unit 130 and transmits it to one or more display devices 200 connected by pairing or wired. can

That is, as shown in FIG. 6 , the plurality of magnetic field information generated by the magnetic field sensor unit 130 is paired or wired with one or more display devices ( 200), it can be graphed and displayed on the screen, and the user can diagnose the breakage of the reinforcing bar in the pole by interpreting the graph displayed on the screen.

In this case, it is most preferable that the transmission unit 140 is provided inside the handle unit 110 in consideration of the shape or structure of the measuring device 100 .

Accordingly, the handle unit 110 may be provided with an input unit such as a button for operating the magnetic field sensor unit 130 and the transmission unit 140 , and a connection port for a wired connection with the display device 200 . may be provided, a rechargeable battery may be provided therein, and a charging port for charging the battery may be provided.

In this case, the input unit provided in the handle unit 110 may be provided in the form of a bent bar having the same or similar shape as a trigger of a firearm.

However, the handle unit 110 may be replaced with a form that can be used by inserting a disposable battery instead of having a rechargeable battery therein, and the connection port and the charging port may be used as one port.

Meanwhile, since the plurality of magnetic field information graphed and displayed on the display device 200 is generated by each of the plurality of magnetic field sensor units 130 , the source needs to be clearly displayed.

Accordingly, each magnetic field information generated by the plurality of magnetic field sensor units 130 includes an identification number of each magnetic field sensor unit 130 so that each can be distinguished when displayed on the screen of the display device 200 . have.

In this regard, as an embodiment of the present invention, the plurality of magnetic field sensor units 130 may each be provided with LEDs that display or light a unique color, and each of the plurality of magnetic field sensor units 130 generated When the magnetic field information is displayed on the screen of the display device 200, it is displayed in the same color as the color displayed on the LED, so that the user can easily specify the location where the reinforcing bar in which the fracture occurred is buried.

In addition, as shown in FIG. 7 , the present invention uses a permanent magnet, using a permanent magnet, a magnetization step (S100) of magnetizing the reinforcing bar in the electric pole, and using the measuring device 100, magnetic field information A generating step of generating (S110), a transmitting step of transmitting the generated magnetic field information to the display device (S120), a displaying step of graphing the received magnetic field information and displaying it on the screen of the display device 200 (S130); A diagnosis step (S140) of interpreting the graph displayed on the screen of the display device 200 to diagnose the breakage of the reinforcing bar in the electric pole; It relates to a diagnostic method using non-destructive testing equipment for diagnosing rebar fracture of a pole, characterized in that it comprises a.

That is, as described above, a user who wants to diagnose the breakage of the reinforcing bars in the electric pole using the measuring device 100 may precede the process (S100) of magnetizing the reinforcing bars in the electric pole using a permanent magnet, and measure After the device 100 is in close contact with the outer periphery of the electric pole in a gripped state, the magnetic field information by the magnetic field sensor unit 130 may be generated ( S100 ) by moving a certain range in the vertical direction.

At this time, before using the measurement device 100, the user must precede the connection process of pairing or wire-connecting the measurement device 100 with the display device 200, and the base unit 120 is Preparation for generating magnetic field information can be completed by configuring the outer periphery to surround the outer periphery in a circle and then allowing power to be applied through an input unit such as a button.

Thereafter, the magnetic field information generated by the measuring device 100 (S110) is transmitted (S120) to the display device 200 that is paired or wired with the measuring device 100 (S120), and the graph on the display device 200 is After being converted, the graph as shown in FIG. 8 is displayed on the screen (S130) so that a user with knowledge and experience for the interpretation of the graph can diagnose the breakage of the reinforcing bar in the electric pole (S140).

At this time, as shown in FIG. 9 , the user can input the result of the diagnosis (S140) to the display device 200 as normal or suspected of breaking. Results can be additionally entered as either normal or broken.

In this case, the display device 200 may machine-learning to determine the fracture in the electric pole according to the shape of the graph based on the shape of the graph displayed on the screen (S130) and the result of the diagnosis (S140) input by the user. .

A well-known machine learning program such as Google's Tensor flow may be used for machine learning by the display device 200 .

Thereafter, the display device 200 may analyze the breakage in the electric pole according to the shape of the graph, and the result of the repeated machine learning analysis is the result of the diagnosis ( S140 ) input by the user and the specified number of times or more. If it matches or it is judged to be more accurate than the user's diagnosis, the graph and the result of the analysis by machine learning can be displayed together from then on.

That is, the present invention is a graph in which the user inputs the result of the diagnosis (S140) to the display device 200 as normal or broken, etc. (S150) and the display device 200 is displayed on the screen (S130). Based on the shape of and the result of the diagnosis (S140) input by the user (S150), it may be configured to further include a machine learning step (S160) of machine learning to determine the fracture in the electric pole according to the shape of the graph.

In addition, the present invention may be configured to further include a verification step (S170) in which the display device 200 compares and confirms the result of the analysis by machine learning with the result of the diagnosis (S140) input by the user, After verification is complete, graphs and the results of analysis by machine learning can be displayed together on the screen.

In this way, the present invention can additionally generate the effect that the diagnosis of rupture in the electric pole can be performed even when the user with knowledge and experience for the interpretation of the graph displayed on the screen of the display device 200 is absent from the field. .

The embodiments introduced above are provided as examples so that the technical idea of the present invention can be sufficiently conveyed to those of ordinary skill in the art to which the present invention belongs, and the present invention relates to the embodiments described above. It is not limited and may be embodied in other forms.

In order to clearly explain the present invention, parts irrelevant to the description are omitted from the drawings, and in the drawings, the width, length, thickness, etc. of components may be exaggerated or reduced for convenience.

Also, like reference numbers refer to like elements throughout.

100: measuring device
→ 110: handle part
→ 120: base part → 121: first base
→ 122: second base
→ 123: third base
→ 124 : Bracket
→ 125: torsion spring
→ 130: magnetic field sensor part → 131: front part
→ 132: rear
→ 133: connection part
→ 140: transmission unit
200: display device
A : Jeonju
B: rebar
S100: magnetization stage
S110: creation phase
S120: Transmission phase
S130: display step
S140: diagnostic phase
S150: input stage
S160: Machine Learning Phase
S170: Verification step

Claims (5)

A plurality of magnetic field sensor units 130 configured including a three-axis magnetic sensor are provided to generate a plurality of magnetic field information for diagnosing the breakage of reinforcing bars in the electric pole, and pairing or wired connection of the generated magnetic field information to at least one display a hand-held measuring device 100 that transmits to the device 200; and,
a display device 200 for receiving the magnetic field information in a state of pairing or wired connection with the measurement device 100, then graphing it and displaying it on the screen; Consists of including,
The measuring device 100,
Handle portion 110 in the shape of a handle;
A first base 121 fixed to the handle unit 110, and a plurality of second bases 122 continuously arranged on both sides with respect to the first base 121 in a state of being hinged to each other, and Among the plurality of second bases 122, the second base 122 located at the distal end and the second base 122 are hingedly coupled to each other by a fastener and are configured to include a pair of third bases 123 that can be separated from each other. base unit 120;
It is mounted on the front of the base part 120, and forms a circle inside the base part 120 which forms a circle by the fastening of the pair of third bases 123 to diagnose the breakage of the reinforcing bars in the electric pole a plurality of magnetic field sensor units 130 for generating magnetic field information for; and,
a transmitter 140 that collects magnetic field information generated by the magnetic field sensor unit 130 and transmits it to one or more display devices 200 connected by pairing or wired; consists of,
The plurality of magnetic field sensor units 130,
a front portion 131 configured to include a magnetic sensor and a pair of rollers;
a rear portion 132 directly hinged to the bracket 124 mounted on the base portion 120; and,
a connection part 133 connecting the front part 131 and the rear part 132 to each other and configured to protrude forward by an external force or to return to an original state; Non-destructive testing equipment for diagnosing reinforcing bar breakage of the pole, characterized in that it comprises a.
delete delete According to claim 1,
The measuring device 100,
A bend (not shown) having the same or similar shape as a trigger of a firearm is provided on the handle portion 110,
A curved pulley (not shown) is installed in the form of penetrating the entire base portion 120 or surrounding the entire rear surface of the base portion 120,
Non-destructive testing equipment for diagnosing reinforcing bar breakage in a pole, characterized in that when the bend (not shown) is pulled, the pull (not shown) is closed and the base part 120 can be deformed into a circular shape. .
delete

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