JP2019201384A - Control device, control method, and program - Google Patents

Abstract

To realize a control device or the like capable of managing a construction in which a position of a work target area is changed according to a work progress.SOLUTION: In a construction management system 100, a management control device 2 has at least one of a function as a construction management device and a function as a control device. An imaging control unit 22 controls an imaging device 1. A target area specifying unit 23 specifies a work target area from a captured image including the entire work target area. A work completed area specifying unit 24 specifies a work completed area, which is an area where work in the construction has already been performed. An abnormality detection unit 25 detects an abnormality in the construction on the basis of the captured image. A work progress grasping unit 26 recognizes a state in which a pipe to be laid is lifted using the captured image and grasps the work progress related to the pipe laying from the state. The management control device 2 can transmit an instruction on the basis of a function as the construction management device to a worker terminal 3.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a control device, a control method, and a program.

  Conventionally, in construction management, for example, as disclosed in Patent Document 1, it is common to photograph a fixed work target area in a fixed manner and manage the work target area.

JP 2004-295543 A

  However, in the prior art disclosed in Patent Document 1 and the like, it is difficult to manage the construction in which the position of the work target area changes according to the work progress.

  An object of one embodiment of the present invention is to realize a control device, a control method, and a program capable of managing a construction in which the position of a work target area changes according to work progress.

  In order to solve the above-described problem, a control device according to one aspect of the present invention is a control device that controls an imaging device that captures a construction state in which the position of a work target area is changed according to work progress. A photographing control unit is provided for controlling the photographing apparatus so that the entire work target region is photographed.

  In order to solve the above-described problem, a control method according to an aspect of the present invention is a control method for controlling a photographing apparatus that photographs a construction state in which the position of a work target area is changed according to work progress. A photographing control step of controlling the photographing device so that the entire work target area is photographed is provided.

  According to said structure, an imaging device is controlled so that the whole work object area | region where a position is changed according to work progress is image | photographed. Thereby, in the construction in which the position of the work target area is changed according to the work progress, the work target area can be photographed without omission, so that the work target area can be captured based on the photographed image that can be acquired by the photographing device. It is possible to manage the construction whose position changes according to the work progress.

  The control apparatus according to an aspect of the present invention further includes a target area specifying unit that specifies the work target area from a captured image including the entire work target area, and the shooting control unit includes the target area specifying unit. It is preferable to control the photographing apparatus so as to photograph at least the work target area specified by the above.

  According to the above configuration, the work target area is specified from the captured image including the entire work target area. Thereby, since the management of the construction can be made to follow the change of the position of the work target area, the construction in which the position of the work target area is changed according to the progress of the work can be managed.

  In the control device according to one aspect of the present invention, it is preferable that the target area specifying unit specifies the work target area by following the position even if the position of the work target area is changed.

  According to the above configuration, it is possible to realize the management of the construction in which the position of the work target area changes in accordance with the progress of the work by making the construction management follow the change of the position of the work target area.

  In the control device according to one aspect of the present invention, the work target area is defined by arranging a work target area defining object, and the target area specifying unit is included in the captured image. It is preferable to recognize the target area definition and specify the area determined by the arrangement of the recognized work target area definition as the work target area.

  According to said structure, since the area | region which should be specified as a work object area | region can be clarified by the work object area | region definition thing, specification of a work object area | region becomes easy.

  In the control device according to one aspect of the present invention, it is preferable that the target area specifying unit specifies a trimmed area in the captured image as the work target area.

  According to the above configuration, the region to be specified as the work target region can be clarified by trimming the captured image, so that the work target region can be easily specified.

  In the control device according to one aspect of the present invention, it is preferable that the imaging control unit is capable of imaging while enlarging the work target area specified by the target area specifying unit.

  According to the above configuration, since the work target area can be specified based on the enlarged photographed image, the work target area can be specified more finely.

  In the control device according to one aspect of the present invention, the work is a work including a step of laying a pipe on the ground, and the control device uses a captured image including the entire work target area, It is preferable to include a work progress grasping unit that recognizes the state in which the pipe is suspended and grasps the work progress relating to the laying of the pipe from the state.

  According to said structure, it becomes possible to grasp | ascertain the work progress which concerns on laying of a pipe | tube.

  The program which concerns on 1 aspect of this invention is a program for functioning a computer as each part in the said control apparatus.

  According to said structure, the program which can manage the construction which changes the position of a work object area | region according to work progress is realizable.

  According to one aspect of the present invention, it is possible to manage a construction in which the position of the work target area changes according to work progress.

It is a block diagram which shows the structure of the construction management system which concerns on embodiment of this invention. It is an image figure which shows the specific example of application of the construction management system shown in FIG. It is a figure which shows an example of the picked-up image in which the whole work object area | region is included. (A)-(c) is a figure which shows the specific example of a work object area | region demarcation thing. It is a figure which shows the modification of the identification method of a work object area | region. It is the schematic of the picked-up image which shows the state by which the pipe | tube of laying object is suspended.

  FIG. 1 is a block diagram showing a configuration of a construction management system 100 according to an embodiment of the present invention. FIG. 2 is an image diagram showing a specific application example of the construction management system 100. The construction management system 100 includes a photographing device 1, a management control device 2, and an operator terminal 3.

  The photographing apparatus 1 photographs the state of construction. In this construction, the position of the work target area 101 is changed according to the work progress. In particular, in the present embodiment, as a specific example of this construction, a construction including excavation process and backfilling process of the ground 102, more specifically, a construction including a process of laying the pipe 103 on the ground 102 is assumed. ing.

  The management control device 2 is composed of, for example, a personal computer installed in a management office that manages the construction. The management control device 2 includes a communication unit 21, an imaging control unit 22, a target area specifying unit 23, a work completed area specifying unit 24, an abnormality detection unit 25, and a work progress grasping unit 26.

  The management control device 2 has at least one of a function as a construction management device and a function as a control device. The function as the construction management device is a function realized by the target area specifying unit 23, the work completed area specifying unit 24, the abnormality detecting unit 25, and the work progress grasping unit 26, and is a function for managing the work. The function as the control device is a function realized by the photographing control unit 22 and the target area specifying unit 23 and is a function for controlling the photographing device 1. Each member having a function as a construction management device in the management control device 2 and each member having a function as a control device in the management control device 2 are provided, and both of these functions are realized. May be.

  The communication unit 21 is for realizing communication between the imaging device 1 and the management control device 2. The communication form is generally wireless, but may be wired. Through this communication, the management control device 2 can receive image data (captured image 108 to be described later) obtained by photographing by the photographing device 1 and can control the photographing device 1.

  The imaging control unit 22 controls the imaging device 1. Specifically, the photographing control unit 22 controls the photographing apparatus 1 so that the entire work target area 101 described above is photographed.

  The target area specifying unit 23 specifies the work target area 101 from the captured image 108 (see FIG. 3) including the entire work target area 101. The work completed area specifying unit 24 specifies a work completed area 104 that is an area where work in the construction has already been performed. The abnormality detection unit 25 detects an abnormality in the construction based on the captured image 108. The work progress grasping unit 26 uses the captured image 108 to recognize the state in which the pipe 103 to be laid is lifted, and grasps the work progress related to the laying of the pipe 103 from the state. Detailed descriptions of the functions of the target area specifying unit 23, the completed area specifying unit 24, the abnormality detecting unit 25, and the work progress grasping unit 26 will be described later.

  The communication unit 21 is also for realizing communication between the management control device 2 and the worker terminal 3. The communication form is generally wireless, but may be wired. Through this communication, the management control device 2 can transmit an instruction based on the function as the construction management device to the worker terminal 3.

  The worker terminal 3 is a terminal that receives the instruction. For example, each of the worker 105 and the worker 106 has the worker terminal 3. The worker 105 is a person who manages the process in the construction, and the worker 106 is a person who operates a heavy machine 107 such as an excavator. The management control device 2 transmits an independent instruction to each of the worker terminal 3 possessed by the worker 105 and the worker terminal 3 possessed by the worker 106 or transmits a common instruction in a batch. Or Thereby, each of the worker 105 and the worker 106 can receive an instruction suitable for the work content he / she is performing by the worker terminal 3 he / she owns. Instead of the operator 106 having the operator terminal 3, the operator terminal 3 may be attached to the heavy machine 107.

  FIG. 3 is a diagram illustrating an example of a captured image 108 that includes the entire work target area 101. In the photographed image 108, four work target area defining objects 109 arranged to demarcate the work target area 101 are shown. The target area specifying unit 23 recognizes these work target area defining items 109 included in the captured image 108 and specifies the area determined by the arrangement of the recognized work target area defining objects 109 as the work target area 101. In the example shown in FIG. 3, an area surrounded by four work target area defining objects 109 is a work target area 101.

  FIGS. 4A to 4C are diagrams showing a specific example of the work target area defining object 109. As shown in FIG. 4A, the work target area defining object 109 may be a single color or patterned color cone (registered trademark) 109 a. Further, as shown in FIG. 4B, the work target area defining object 109 may be a single color or patterned cone bar 109b. Further, as shown in FIG. 4C, the work target area defining object 109 may be a pattern or a character (for example, entry prohibition) functioning as a sign and a pattern tape 109c. In addition, the work area definition 109 may be a guard bar, a variaryl, or a sign rope (tra-rope). FIG. 3 shows an example in which each of the four work area defining items 109 is a single color cone.

  In addition, a device (for example, a GPS (Global Positioning System) sensor) that can acquire position information may be attached to the work target area defining object 109 so that the management control apparatus 2 can refer to the position information. Thereby, the target area specifying unit 23 can recognize the absolute position (for example, latitude and / or longitude) of the work target area defining object 109.

  Furthermore, it is also possible to change the area corresponding to the work target area 101 by changing the method of specifying the work target area 101 while keeping the arrangement of the work target area defining object 109 as it is. The area corresponding to the work target area 101 may be changed according to the work progress or time.

  FIG. 5 is a diagram illustrating a modification of the method for specifying the work target area 101. According to FIG. 5, an area surrounded by two work target area defining objects 109 and a wall 110 such as a building at a position separated from these work target area defining objects 109 is defined as a work target area 101. Yes. When the wall 110 exists in the immediate vicinity of the position where the construction is being performed, it may be difficult to arrange the work target area definition 109 to be arranged at a position close to the wall 110 at an appropriate position. In this case, the work target area 101 may be specified using the wall 110 instead of the work target area defining object 109. In other words, the predetermined range determined from the starting point of the arrangement point of the work target area definition 109 that can be properly arranged, or the two straight lines connecting the two work object area definition 109 that can be appropriately arranged May be the work target area 101.

  In addition, the target area specifying unit 23 may specify a trimmed area in the captured image 108 as the work target area 101. Moreover, even if the position of the work target area 101 is changed, the target area specifying unit 23 may specify the work target area 101 by following it.

  Further, the imaging control unit 22 controls the imaging device 1 so as to capture at least the work target area 101 specified by the target area specifying unit 23. The imaging control unit 22 may be able to magnify the work target area 101 specified by the target area specifying unit 23 according to the control of the imaging apparatus 1 or the function of the imaging control unit 22 itself.

  Based on the difference between the color of the backfilled ground 111 and the color of the unexcavated ground 112 in the captured image 108, the work done area specifying unit 24 specifies the area that has been backfilled (that is, specified by the difference). The area of the backfilled ground 111) is specified as the backfilled area. Although not shown in detail in FIG. 3, the worked area specifying unit 24 can also specify the image area of the pipe 103 that has been laid included in the captured image 108 as the pipe laid area. The worked area specifying unit 24 can specify the backfilled area and / or the pipe laid area as the worked area 104.

  The abnormality detection unit 25 detects an abnormality in the construction by detecting the presence of an underground object after excavation. The underground buried object is a large rock that exists in the excavated place or a pipe 103 that has been laid in the same place. In addition, the abnormality detection unit 25 may detect an abnormality in the construction by detecting the presence of equipment related to the construction. The equipment related to the construction may be the heavy machinery 107 remaining in the excavated place, or the wear (such as a helmet) of the worker 105 or 106 remaining in the excavated place. In particular, the presence of equipment related to the construction outside the working hours is an effective basis for abnormality detection by the abnormality detection unit 25.

  FIG. 6 is a schematic view of a photographed image 108 ′ showing a state where the pipe 103 to be laid is suspended. The captured image 108 ′ is a captured image that includes the entire work target area 101, as with the captured image 108. It can be said that the state to be recognized by the work progress grasping unit 26 is the state represented in the photographed image 108 '. The work progress grasped by the work progress grasping unit 26 means that the laying or joining work of the pipe 103 is about to start or is being performed.

  The construction management method corresponding to the function as the construction management apparatus in the management control apparatus 2 is also included in the scope of the present invention. That is, the construction management method according to the present invention is a construction management method for managing a construction in which the position of the work target area 101 is changed according to the progress of the work, and from the captured image 108 including the entire work target area 101, It can be interpreted that a target area specifying step for specifying the work target area 101 is provided.

  Similarly, a control method corresponding to a function as a control device in the management control device 2 is also included in the scope of the present invention. In other words, the control method according to the present invention is a control method for controlling the photographing apparatus 1 that captures the construction work in which the position of the work target area 101 is changed according to the work progress. It can be interpreted that a photographing control process for controlling the photographing apparatus 1 so as to be photographed is provided.

  The control blocks of the management control device 2 (in particular, the imaging control unit 22, the target area specifying unit 23, the work completed area specifying unit 24, the abnormality detecting unit 25, and the work progress grasping unit 26) are integrated into an integrated circuit (IC chip) or the like. It may be realized by a formed logic circuit (hardware) or may be realized by software.

  In the latter case, the management control device 2 includes a computer that executes instructions of a program that is software for realizing each function. The computer includes, for example, one or more processors and a computer-readable recording medium storing the program. In the computer, the processor reads the program from the recording medium and executes the program, thereby achieving the object of the present invention. As the processor, for example, a CPU (Central Processing Unit) can be used. As the recording medium, a “non-temporary tangible medium” such as a ROM (Read Only Memory), a tape, a disk, a card, a semiconductor memory, a programmable logic circuit, or the like can be used. Further, a RAM (Random Access Memory) for expanding the program may be further provided. The program may be supplied to the computer via an arbitrary transmission medium (such as a communication network or a broadcast wave) that can transmit the program. Note that one embodiment of the present invention can also be realized in the form of a data signal embedded in a carrier wave, in which the program is embodied by electronic transmission.

  The present invention is not limited to the above-described embodiments, and various modifications are possible within the scope shown in the claims, and embodiments obtained by appropriately combining technical means disclosed in different embodiments. Is also included in the technical scope of the present invention.

1 photographing device 2 management control device (construction management device, control device)
22 Shooting control unit 23 Target region specifying unit 24 Worked region specifying unit 25 Abnormality detecting unit 26 Work progress grasping unit 101 Work target region 102 Ground 103 Pipe 104 Worked region 108, 108 ′ Captured image 109 Work target region demarcation 111 embedded Returned ground 112 Unexcavated ground

Claims (9)

A control device that controls a photographing device that photographs the state of the construction in which the position of the work target area is changed according to work progress,
A control apparatus comprising: a photographing control unit that controls the photographing apparatus so that the entire work target area is photographed. From a captured image including the entire work target area, further comprising a target area specifying unit for specifying the work target area,
The control device according to claim 1, wherein the photographing control unit controls the photographing device so as to photograph at least the work target area specified by the target area specifying unit.   The control device according to claim 2, wherein the target area specifying unit is configured to specify the work target area following the work target area even if the position of the work target area is changed. The work target area is defined by arranging a work target area definition,
The target area specifying unit recognizes the work target area definition included in the captured image, and specifies an area determined by the arrangement of the recognized work target area definition as the work target area. The control device according to claim 2.   The control device according to claim 2, wherein the target area specifying unit specifies an area trimmed in the captured image as the work target area.   6. The control device according to claim 2, wherein the photographing control unit is capable of performing photographing while enlarging the work target area specified by the target area specifying unit. The construction is a construction including a step of laying a pipe on the ground,
The control device recognizes a state in which the pipe to be laid is lifted using a captured image including the entire work target area, and grasps a work progress related to pipe laying from the state. The control device according to claim 1, further comprising a grasping unit. A control method for controlling a photographing device for photographing a construction state in which a position of a work target area is changed according to work progress,
A control method comprising: an imaging control step of controlling the imaging apparatus so that the entire work target area is imaged.   The program for functioning a computer as each part in the control apparatus of any one of Claim 1 to 7.

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