JP2007170865A - System, apparatus, method and program for managing information of cable position - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To obtain a displacement of cables laid in a manhole, a level of water flowing in the manhole, an ambient temperature or a gas concentration without opening a lid of the manhole. <P>SOLUTION: A system is provided with: a cable, to the surface of which a plurality of wireless tags each having specific information are attached; an electric wave shielding plate which is made of a material capable of shielding electric waves and has at least one perforated section; a reader with radio antenna which has a radio antenna and reads the information of the wireless tags; a mobile terminal which is equipped with a means for receiving the information of the wireless tags, a means for storing received contents and a means for notifying acquired information of the wireless tags via a communication network; and a server which is equipped with a means for acquiring information contents of the wireless tags notified by the mobile terminal via the communication network, a means for storing received information of the wireless tags, and a means for acquiring position information of the cable based on the information of the wireless tags and storing the position information of the cable. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a cable position information management system, apparatus, method, and program for measuring the amount of movement of a cable such as a power cable laid in a manhole from the position where it is originally installed, and in particular, a plurality of cables per one cable. A radio wave blocking plate made of a substance that blocks radio waves with a hole drilled in a location along the cable is placed so as to cover the wireless tag, and from the radio tag received from the hole drilled. A cable position information management system that identifies a wireless tag from radio waves and calculates the amount of movement from the original installed position based on wireless tag information that should be received or information of the wireless tag that was received last time , Apparatus, method and program.

  The cable laid in the manhole moves due to the passage of the vehicle, etc., but when measuring the amount of movement, the manhole cover is opened each time for investigation. In addition, since the state inside the manhole is unknown unless the manhole cover is opened, it is necessary to reserve equipment such as a pump for drainage and an exhaust fan regardless of whether or not it is necessary. It was also necessary to do.

In addition, as a conventional measuring device for cables in manholes, in order to measure three-dimensionally the route of circular long members such as cables that have been routed so as to cross in manholes in Patent Document 1 A technique relating to a path measuring device for circular elongated members has been proposed.
JP 2000-131050 A

  However, in the conventional method of performing work by opening the manhole cover, it is necessary to carry out traffic regulation for a long time, particularly when the manhole is installed on the roadway. In addition, even when working at night, on-site workers are required, and securing workers and man-hours are required. It was difficult to change the schedule for equipment that was found to be unnecessary after opening the lid, so it could not be used for other work on the day.

  Further, the technique proposed in Patent Document 1 does not measure the amount of movement of the installed cable.

  The present invention has been made in view of the above-described circumstances, and manages a cable position information management system, apparatus, method, and program that is performed without opening a manhole cover when managing the position information, movement amount, and the like of a cable. The purpose is to provide.

  In order to achieve the above object, a cable position information management system according to the present invention is a system for specifying position information of a cable using a wireless tag, and a plurality of wireless tags holding specific information are attached to the surface thereof. A wireless antenna that is installed over the cable, is made of a material that shields radio waves, and has at least one hole, a wireless antenna, and reads information held by the wireless tag A wireless tag information receiving means for receiving information on the wireless tag from the reader with the wireless antenna, a wireless tag information storage means for storing the received content in a wireless tag information database, and the acquired wireless tag A wireless tag information notifying means for notifying information via a communication network, and via a communication network Wireless tag information acquisition means for acquiring the information content of the wireless tag notified from the portable terminal; in-server wireless tag information storage means for storing the received wireless tag information in an in-server wireless tag information database; And a server including cable position information acquisition means for acquiring cable position information from the information of the wireless tag and storing it in a cable position information database that holds the position information of the cable.

  According to the present invention, specific information of a wireless tag attached to a cable laid in a manhole or the like is acquired without opening the manhole cover, and the acquired information is notified to a server or the like via a communication network. Therefore, it is possible to reduce the time and man-hours required to investigate the installed cable.

  Preferably, the apparatus includes a cable movement amount calculation unit that calculates a movement amount from the past from the cable position information database.

  According to the present invention, the amount of movement of the cable can be obtained by comparing with past data, so that it is possible to reduce the time and man-hours to investigate when it is necessary to check the amount of movement. .

  More preferably, the cable movement amount calculation means may be configured to detect an abnormality when the calculated movement amount of the cable is larger than a predetermined value and notify a predetermined destination.

  According to the present invention, when the acquired amount of cable movement exceeds a predetermined threshold value, it is automatically determined that an abnormality has occurred, and a predetermined destination can be notified of the abnormality. Therefore, it becomes possible to quickly cope with an abnormality.

  Also, there are a plurality of the cables, and the cable movement amount calculation means has a function of determining that there is an abnormality and notifying when a predetermined threshold value is exceeded compared to the movement amount of the adjacent cable. It is also preferable to do this.

  According to the present invention, when a plurality of cables are laid in a manhole or the like, if the state of an adjacent cable exceeds a predetermined threshold, an abnormality is automatically determined and notification is made. Therefore, it is possible to detect various abnormal situations, and it is possible to quickly respond to the abnormal situations.

  Further, the wireless tag includes a sensor unit having a sensor function of measuring a water level, temperature, and gas concentration, and the wireless tag information receiving unit uses a reader with a wireless antenna to measure the water level, temperature, The wireless tag information storage means has a function of storing the acquired water level, temperature, and gas concentration in a wireless tag information database, and the wireless tag information notification means is configured to store the stored water level and temperature. The RFID tag information acquisition means acquires the notified water level, temperature, and gas concentration, and the in-server RFID tag information storage means acquires the acquired water level and temperature. It is also preferable to have a function of storing the gas concentration in the in-server wireless tag information database.

  According to the present invention, the water level, temperature, gas concentration, etc. in the manhole can be acquired without opening the manhole cover and stored in the database. The time required for traffic control and the like necessary to open the lid can be reduced. Further, since the information is automatically acquired, it is easy to save the information, and man-hours can be reduced.

  Preferably, the server is configured to include work equipment specifying means for specifying equipment required for work based on the acquired water level, temperature, and gas concentration.

  According to the present invention, equipment necessary for work can be specified by the acquired water level, temperature, and gas concentration in the manhole, so that work equipment can be used efficiently.

  In order to achieve the above object, a cable position information management device according to the present invention is a device for specifying position information of a cable using a wireless tag, and wireless tag information for receiving information from a wireless tag attached to the cable. Receiving means, wireless tag information storage means for storing the received wireless tag information in a wireless tag information database, and cable position information for acquiring cable position information from the stored wireless tag information and storing it in a cable position information database Comprising calculation means and cable movement amount calculation means for calculating a movement amount of the cable in comparison with the stored past position information

  Further, it is preferable that the cable movement amount calculation means is configured to detect an abnormality when the calculated movement amount of the cable is larger than a predetermined value and notify a predetermined destination.

  More preferably, there are a plurality of the cables, and the cable movement amount calculation means has a function of determining that there is an abnormality and notifying when a predetermined threshold value is exceeded in comparison with the movement amount of an adjacent cable. , And so on.

  The wireless tag information receiving unit has a function of acquiring the measured water level, temperature, and gas concentration notified from the wireless tag, and storing the acquired water level, temperature, and gas concentration in the wireless tag information database. It is also preferable to have such a configuration.

  Furthermore, it is also preferable to comprise a work equipment specifying means for specifying equipment required for work based on the acquired water level, temperature, and gas concentration.

  In order to achieve the above object, a cable location information management method according to the present invention includes a portable terminal that receives information from a wireless tag and notifies the server via a communication network, a schedule management server that manages a schedule from the communication network, A portable terminal is connected to be communicable, and has a plurality of wireless tags that hold specific information attached to the surface thereof, and a material that covers the cable and shields radio waves, and has at least one hole A cable position information management method using a radio wave blocking plate having a wireless antenna and a reader with a wireless antenna that reads information held by the wireless tag. A wireless tag information receiving step for receiving the wireless tag information, and the received content is stored in the wireless tag information database. A wireless tag information storing step for storing information in a wireless communication device, and a wireless tag information notification step for notifying the acquired wireless tag information via a communication network, and being notified to the server from the portable terminal via the communication network. A wireless tag information acquisition step of acquiring information content of the wireless tag; an in-server wireless tag information storage step of storing the received wireless tag information in an in-server wireless tag information database; and A cable position information acquisition step of acquiring position information and storing the position information of the cable in a cable position information database.

  In order to achieve the above object, a cable position information management method according to the present invention is a method for identifying position information of a cable using information received from a wireless tag, and receives information from a wireless tag attached to the cable. A wireless tag information receiving step, a wireless tag information storing step for storing the received wireless tag information in a wireless tag information database, and acquiring cable position information from the stored wireless tag information and storing the cable positional information. A cable position information acquisition step for storing in a cable position information database, and a cable movement amount calculation step for calculating a cable movement amount in comparison with the stored past position information.

  In order to achieve the above object, a cable position information management program according to the present invention is a program that operates on a portable terminal that receives information from a wireless tag and identifies the position information of the cable, and the wireless tag is attached to the cable. Wireless tag information reception processing for receiving the information of the wireless tag, wireless tag information storage processing for storing the received wireless tag information in the wireless tag information database, cable position information obtained from the stored wireless tag information, and cable position A cable position information acquisition process stored in an information database and a cable movement amount calculation process for calculating a cable movement amount in comparison with the stored past position information are operated on a portable terminal. .

  Preferably, in the program, the cable movement amount calculation process is configured to detect an abnormality when the calculated movement amount of the cable is larger than a predetermined value, and notify a predetermined destination.

  According to the present invention, the amount of movement of cables such as power cables laid in the manhole by simply holding the reader with the antenna over the lid of the manhole, and when the wireless tag includes a sensor unit, Since information such as water level, temperature, and gas concentration can be acquired, traffic regulation can be completed in a short time, and the equipment necessary for draining work and gas discharging work is also found, so work can be done efficiently. be able to.

  Embodiments of the present invention will be described below. FIG. 1 shows an overall connection configuration according to the first embodiment of the present invention. The cable location information management system 1 enables communication between the cable location information management server 2 that manages the location information of the cable 8 and the mobile terminal 5 carried by the operator who uses the system via the communication network 4. It is connected. The portable terminal 5 is connected with a cable 8 or a reader 6 with an antenna which is a wireless tag reader with an antenna controlled by infrared, wireless, Bluetooth or the like. In the present embodiment shown in FIG. 1, the cable 8 is laid at the lower part of the manhole, and a radio wave shielding plate 73 having a hole 72 is provided at the upper part thereof. A wireless tag 9 is attached to the cable 8 and is placed so as to face the surface of the hole 72.

  In the embodiment shown in FIG. 1, when an operator holds the reader 6 with an antenna over the manhole cover 71 using the portable terminal 5, one of the wireless tags 9 positioned linearly between the reader with the antenna and the hole 72. Reacts magnetically (electromagnetic induction), and the reader 6 with an antenna can acquire unique information possessed by the responding wireless tag 9. The specific information of the wireless tag 9 indicating the acquired response is notified to the portable terminal 5 from the reader 6 with an antenna by a wired connection cable or wirelessly, and the portable terminal 5 stores the acquired information of the wireless tag 9 inside. Alternatively, the information of the wireless tag 9 is notified to the cable position information management server 2 via the communication network 4 according to a certain communication protocol without being stored. The cable position information management server 2 stores the acquired unique information of the wireless tag 9 inside.

  Other wireless tags 9 present at positions deviating from the linear shape are shielded by the radio wave shielding plate 73 and do not perform electromagnetic induction. Among the wireless tags 9 attached on the cable 8, only the wireless tag 9 existing on the straight line between the hole 72 and the reader 6 with antenna reacts. Therefore, for example, wireless tags 9 are attached at regular intervals, and each wireless tag 9 is recorded with specific information that can be identified, and the specific information is notified when reacting. The amount of movement of the cable 8 can be calculated by recording the information of the wireless tag 9 indicating the above. The information for each operation can be referred to later by storing at least one of the mobile terminal 5 and the cable position information management server 2.

  FIG. 2 shows an installation example when the cable 8 is laid vertically on the side surface of the manhole. (1) in FIG. 2 is a cross-sectional view inside the manhole, and (2) in FIG. 2 is a top view seen from above. In the case of the actual installation, the tags are shifted so that the information of the wireless tag 9 of the cable 8 from above can be read from directly above. As can be seen from (2) of FIG. 2, the three radio wave shielding plates 73 are vertically installed on the upper portion where the wireless tag 9 is located, and the holes 72 are opened in the direction perpendicular to the wireless tag 9 respectively. .

  The lower two-stage cable 8 is supported by placing a plate on the cable 8 so that the wireless tag 9 can be seen from the vertical upper part, and further placing the wireless tag 9 thereon. . 25, when the place where the reader 6 with an antenna is held is not vertical but oblique, the wireless tag 9 is attached to the cable 8 in an oblique direction so as to be perpendicular to the reader 6 with antenna. Similarly, the radio wave shielding plate 73 can be installed at a position perpendicular to the reader 6 with an antenna.

  FIG. 3 shows a functional block diagram of the cable position information management system 1 according to the first embodiment of the present invention. In FIG. 3, the cable position information management system 1 is configured such that the cable position information management server 2 and the mobile terminal 5 can communicate with each other via a communication network 4. Here, the cable position information management system 1 is managed and operated by an electric power company that manages the cable 8, a company that operates and operates a cable management service, or a service provider.

  The cable location information management server 2 includes a transmission / reception unit 12 for transmitting / receiving data via the communication network 4, a central processing unit 13 for processing data received from the transmission / reception unit 12, and various other processes, Are stored in the storage unit 14 and the input / output unit 15 and the display unit 16 for inputting / outputting data to / from the central processing unit 13. The input unit 15 and the display unit 16 are parts having a man-machine interface function. The transmission / reception unit 12 has a communication protocol function.

  Although the cable position information management server 2 in this embodiment includes an input unit 15 and a display unit 16, input / output to this system is performed from outside via a serial line or communication network 4 (not shown). It is also possible.

  Further, the central processing unit 13 is a transmission / reception processing means (function) 131 that exchanges data with the transmission / reception unit 12, and an input / output processing means (function) 132 that exchanges data with the input unit 15 or the display unit 16. , Information registration means (function) 133 for registering information such as user information, destination information, threshold information received via the input / output processing means (function) 132 or the transmission / reception processing means 131, and the wireless received from the portable terminal 5 A wireless tag information acquisition unit (function) 134 for receiving and acquiring tag information, an in-server wireless tag information storage unit (function) 135 for storing the acquired wireless tag information in the storage unit 14, and a cable based on the acquired information of the wireless tag 9 Cable position information acquisition means (function) 136 for acquiring the position information of the cable 8, and the amount of movement of the cable 8 is calculated from the acquired position information of the cable 8. Cable movement amount calculating means (function) 137, and a work gear identifying means (function) 138 that identifies the equipment needed to perform the task by the information from the wireless tag 9 having a sensor function.

  In addition, the storage unit 14 stores a user information database (DB) 141 that stores information on a user who is a user of the cable position information management system 1, and the amount of movement of the cable 8 exceeds a predetermined threshold. Destination information database (DB) 142 for storing destinations to be notified to the server, in-server wireless tag information database (DB) 143 for storing information of the acquired wireless tag 9, and cable position for storing acquired position information of the cable 8 Information database (DB) 144, threshold information database (DB) 145 for specifying the above-mentioned predetermined dangerous movement amount, cable environment for storing information such as water level, temperature, gas concentration in the manhole associated with the cable 8 The database (DB) 146 and information such as the water level, temperature, gas concentration in the manhole mentioned above are necessary for the work. And a guide fittings specific file 147 to identify a such equipment. The contents stored in the cable environment information DB 146 may exist in the server wireless tag information DB 143, but are handled as another database in the present embodiment.

  The portable terminal 5 is a terminal that an operator carries to measure position information of the cable 8 in the manhole. A transmission / reception unit 52 for transmitting / receiving data via the communication network 4, a central processing unit 53 for processing data from the transmission / reception unit 52, a storage unit 54 for storing data, a central processing unit 53, A wireless unit having an interface function with an input unit 55 and a display unit 56 for inputting / outputting data between them, a wireless antenna 57 for communicating with the communication network 4, and a reader with an antenna for receiving information from the wireless tag 9 The tag reader IF 58 is configured.

  Further, the central processing unit 53 is a transmission / reception processing means (function) 531 for exchanging data with the transmission / reception unit 52, and an input / output processing means (function) 532 for exchanging data with the input unit 55 or the display unit 56. Wireless tag information receiving means (function) 533 for receiving information on the wireless tag 9 via the input / output processing means (function) 532, and wireless information for storing the received information on the wireless tag 9 in the wireless tag information database (DB) 543 A tag information storage means (function) 534 and a wireless tag information notification means (function) 535 for notifying the cable position information management server 2 of the received information on the wireless tag 9 are configured.

  The storage unit 54 includes a wireless tag information database (DB) 543 that stores information on the wireless tag 9 acquired from the reader 6 with an antenna via the wireless tag reader IF 58. The contents of the wireless tag information DB 543 may be the same as the in-server wireless tag information DB 143 in the cable position information management server 2 or may be a subset.

  The wireless tag 9 includes a wireless communication unit 91 that performs communication using wireless, a storage unit 92 that stores unique information of the wireless tag 9 and various types of information acquired by the sensor unit 93, a water level in the manhole, temperature, gas concentration, and the like. It is comprised from the sensor part 93 which acquires information.

  FIG. 26 shows a screen example of the mobile terminal 5. From the upper part in the display unit 261 of the portable terminal 5, it is a manhole information display screen and a part 262 showing the name of the manhole, a part 263 showing the place of the manhole, a part 264 showing the amount of movement of the cable, A portion 265 indicating the water level and a portion 266 indicating the gas concentration in the manhole are displayed.

  The communication network 4 is a communication network that connects the schedule management server 2 and the portable terminal 5 using a dedicated communication network laid by a user or a communication protocol that defines a line borrowed from a communication carrier. For example, it is possible to use lines such as ADSL (Asymmetric Digital Subscriber Line), FTTH (Fiber To The Home), CATV (Community Antenna TeleVision), and wide area LAN (Local Area Network). The communication network 4 includes a wireless LAN network, a wireless LAN base station, and the like.

  FIG. 4 is a side view of the cable 8 for explaining the principle of calculating the movement amount of the cable 8. FIG. 4 shows one hole in a plate having a property of shielding radio waves on the upper part of the cable 8 on which the wireless tag 9 is attached on the surface of the cable 8 in the extending direction of the cable 8 at a predetermined interval or the like. The situation is shown in which the hole 72 is covered with a radio wave shielding plate 73 formed in the upper part of the extension direction of the cable 8 so as to have a size about the interval of the wireless tag 9.

  When the cable 8 moves in the extending direction of the cable 8, the ID of the wireless tag 9 that can be observed from the hole 72 changes. In FIG. 4, in this state, information with the wireless tag ID “4” can be received. However, when the cable 8 moves in the dir1 direction, information on the wireless tag 9 with the wireless tag ID “5” or more is displayed. When receiving and moving in the dir2 direction, information on the wireless tag 9 having a wireless tag ID of “3” or less is received. When the information with the wireless tag ID “5” is received, it is determined that the cable 8 has moved by the distance dis1.

  FIG. 5 shows a data configuration example of the user information DB 151 that stores various types of information of users such as a system manager who manages the cable position information management system 1. In the user information DB 151, “user name”, “address” of the user, “phone number” including the user's mobile phone, “e-mail address” of the user, for each user ID indicating the user, Passwords for this cable location information management system 1 are stored

  FIG. 6 shows a data configuration example of the destination information DB 142. A notification destination to be notified when the amount of movement of the cable 8 exceeds a predetermined threshold, and a notification method such as telephone, e-mail, FAX, and a telephone number, e-mail address, FAX number, etc. according to the notification method The notification destination is saved. This data can be added / changed / deleted by the information registration means 133.

  FIG. 7 is a data configuration example of the in-server wireless tag information DB 143 that stores the received wireless tag 9 information as it is. In the present embodiment, each cable ID that identifies a cable 8 is associated with the manhole ID of the manhole through which the cable 8 passes, and the information on the date of investigation and the wireless tag 9 detected on that day is stored. It is. In this way, the cable 8 existing at the location to be investigated is identified by the ID of the cable 8 and the ID of the manhole.

  FIG. 8 shows a data configuration example of the cable position information DB 144 that stores the position information of the cable 8. The position information of the cable 8 stores the ID of the wireless tag detected at its original position for each cable ID and manhole ID, and the ID of the wireless tag 9 actually detected for each surveyed day.

  FIG. 9 is a data configuration example of the threshold information DB 145 that stores threshold information of the movement amount of the cable 8. The ID of the detected wireless tag 9 indicating the original position of the cable 8 specified by the cable ID and the manhole ID, and the safe movement amount range in the cable 8 are stored as threshold values.

  FIG. 10 is a data configuration example of the cable environment DB 146 in which the wireless tag 9 attached to the cable 8 in the manhole has a sensor function and stores the water level, temperature, and gas concentration in the manhole detected by the sensor. is there. The survey date of the cable 8 in the manhole identified by the cable ID and the manhole ID, the ID of the wireless tag 9 detected at that time, the water level in the manhole, the temperature, the gas concentration, and the like are stored.

  FIG. 11 is a data configuration example of a work equipment specifying file 147 used to specify equipment required in the manhole using information obtained from the wireless tag 9 when performing work. Various threshold values exist for the items of water level, temperature, and gas concentration. In the present embodiment, for example, when the water level exceeds 50 cm, it means that a drain pump and boots are required.

  The cable position information management system 1 in the first embodiment is configured as described above, and the operation thereof will be described below using a flowchart and the like.

[1. Registration of information]
FIG. 12 is a flowchart illustrating a processing procedure of an “information registration routine” for registering information used in the cable position information management system 1. This operation is performed by the information registration unit 133, and the process will be described below with reference to FIG. Registration of information such as user information, destination information, threshold information, work equipment identification file, etc. is performed directly using a keyboard or screen connected to the input unit 15 and display unit 16 of the cable position information management server 2. Do.

  Connect using a personal computer as a terminal using a serial line (not shown), or connect to the network via an in-house LAN (Local Area Network) or communication network 4 and log in to make settings It is also possible to do. When setting information via a network, it is desirable to enhance security to encrypt ID and password transmission and data transmission / reception information. Hereinafter, a processing procedure in the case of performing registration using a keyboard directly connected to the power cable position information management server 2 will be described with reference to FIG.

  First, a login request is made to the cable position information management system 1 (actually connected to the cable position information management server 2) by operating the keyboard (S121b). The cable position information management server 2 receives the login request (S121a), and requests an ID and password for logging in to the system (S122a). The ID / password request is displayed on the monitor screen or the like via the display unit 16 (S122b), and the contents of the ID / password input by the operator are notified to the cable position information management server 2 (S123b), and the cable position information management is performed. The server 2 receives the information (S123a).

  The cable position information management server 2 acquires the user ID and password information in the user information DB 141, and determines whether they match the received ID / password (S124a). If the ID / password does not match, the process returns to step S122a and the above process is repeated again. If the ID / password matches, the cable position information management server 2 transmits a work selection screen or the like (S125a). Registration of various information can be selected on this screen.

  The received selection screen is displayed on the monitor screen of the operator (S124b), and the registration work of information such as user information, destination information, threshold information, and work equipment specifying file is selected as the content selected by the operator. Notification is made (S125b). The information registration unit 133 that has received the request (S126a) creates an input screen for the above-described user information, destination information, threshold information, information related to the created equipment specifying file, and the like, and the operator handles it through the display unit 16. (S127a).

  The operator inputs user information, destination information, threshold information, information related to the work equipment specifying file, and the like using the keyboard while viewing the screen (S126b). The input information is notified to the information registration unit 133 via the input unit 15 (S127b). The information registration unit 133 (S128a) inputs the user information, destination information, threshold information, information related to the work equipment specifying file, etc., respectively, into the user information DB 141, the destination information DB 142, the threshold information DB 145, and the work equipment. It is registered in the specific file 147 (S129a). Next, the information registration unit 133 creates a screen for selecting whether to continue or end the input and displays it on the screen (S12Aa).

  Looking at the screen displayed on the screen (S128b), the information selected by the operator is notified from the input unit 15 to the information registration means 133 (S129b, S12Ba). The received content is determined (S12Ca), and if the end is selected, this routine ends. When continuation is selected (no route of S12Ca), the process returns to step S127a and the above operation is repeated until the end of the process is selected.

  In the present embodiment, it is configured to determine whether to end or continue the input in step S12Aa. However, in the case of registration contents that must be continuously performed, the above S12Aa to S12Aa are used. The operation described in 12Ca is not performed, and the operation immediately returns to step S127a to continue to transmit a screen for inputting input information. In addition, when registration of input information is completed, other procedures such as transition to another screen may be performed.

[2. Acquisition of wireless tag information]
FIG. 13 shows information on the wireless tag 9 attached to the cable 8 by holding the reader with the antenna in the direction of the manhole so that the worker can obtain information on the cable 8 laid in the manhole using the portable terminal 5. 6 is a flowchart showing a processing procedure of an operation of a “wireless tag information acquisition routine” that operates when acquiring information of the wireless tag 9 notified via the communication network 4 after obtaining the information. This operation is performed by the wireless tag information acquisition unit 134, and the processing will be described below with reference to FIG.

  The portable terminal 5 notifies the cable position information management server 2 which is a server of the cable position information management system 1 of the information of the wireless tag 9 received by radio (S131b). The cable location information management server 2 that has received the wireless tag information first activates the “in-server wireless tag information storage routine” using “cable ID”, “manhole ID”, and “wireless tag information” as parameters (S132a). The wireless tag information received in (1) is stored in the in-server wireless tag information DB 143 in the storage unit 14.

  Next, the wireless tag information that can be originally viewed with the wireless tag information acquired by starting the “cable position information acquisition routine” using “cable ID”, “manhole ID”, and “wireless tag information” as parameters (S133a). The position information is acquired by comparing the information. In the case of this embodiment, information on the wireless tag 9 to be acquired is handled as position information.

  In the present embodiment, it is possible to acquire position information from the information by holding the position information of each wireless tag 9 as data as information of the wireless tag 9. Next, the “cable movement amount calculation routine” is started using “cable ID”, “manhole ID”, and “wireless tag information” as parameters (S134a), and the movement amount of the cable 8 corresponding to the cable ID and the manhole ID is calculated. To do.

  Next, it is determined whether or not the water level, temperature, gas concentration, etc. in the manhole are acquired as information on the wireless tag 9 (S135a). If acquired, the cable environment DB 146 corresponding to the cable ID and manhole ID is acquired. The water level, temperature, and gas concentration are registered in the corresponding columns (S136a), and the "working equipment identification routine" is started (S137a) with "cable ID", "manhole ID", and "wireless tag information" as parameters. Identify the necessary equipment. When the information of the wireless tag 9 is obtained, the processing is performed in the above procedure.

[3. Saving wireless tag information]
FIG. 14 is a flowchart showing the processing procedure of the “server radio tag information storage routine” for storing the received information of the radio tag 9 in the server radio tag information DB 143. This operation is an operation performed by the in-server wireless tag information storage unit 135, and the process will be described below with reference to FIG. First, the in-server wireless tag information DB 143 is accessed (S141).

  Next, the corresponding area is accessed from the cable ID and the manhole ID (S142). Next, the received information of the wireless tag 9 is stored in the corresponding area (S143). It is determined whether an error has occurred with respect to input (S144). If an error has occurred, an error notification is given (S145), and the process is terminated. If there is no error, the process is terminated as it is.

  When the wireless tag 9 has the sensor unit 93 and is notified of the water level, temperature, gas concentration, etc. in the manhole, in this embodiment, the water level in the manhole acquired in the corresponding area of the cable environment DB 146, Processing for storing temperature, gas concentration, and the like may also be performed in this routine.

[4. Acquisition of cable position information]
FIG. 15 is a flowchart showing a processing procedure of an operation performed by a “cable position information acquisition routine” for acquiring the position information of the cable 8 from the wireless tag information received from the mobile terminal 5. This operation is an operation performed by the cable position information acquisition unit 136, and the process will be described below with reference to FIG. First, the in-server wireless tag information DB 143 is accessed, and the current wireless tag ID corresponding to the cable ID and manhole ID is acquired (S151). Next, the acquired wireless tag ID is stored in the current position column corresponding to the cable ID and manhole ID in the cable position information DB 144 (S152), and the process is terminated.

[5. Calculation of cable travel]
FIG. 16 is a flowchart showing a processing procedure of an operation performed by the “cable movement amount calculation routine” for calculating the distance that the cable 8 has moved based on the acquired RFID tag information and past information. This operation is performed by the cable movement amount calculation means 137, and the processing will be described below with reference to FIG.

  First, the wireless tag ID corresponding to the cable ID and manhole ID, which should originally be at the position, is acquired from the cable position information DB 144 (S161). Next, the difference between the current wireless tag ID and the wireless tag information that should originally be at the position is calculated, and the “movement amount” item corresponding to the cable ID and manhole ID in the cable position information DB 144 is changed from the original position. The deviation is stored (S162). Next, it is determined whether or not a value specified in advance in the threshold information DB 145 is satisfied (S163).

  If satisfied, the “movement amount” from the original position calculated this time is output (S166), and the process is terminated. If not satisfied, it may be in a dangerous state, so a predetermined destination to be notified is acquired from the destination information DB 142 (S164), and the “movement amount” from the original position and the threshold are exceeded. This is notified by telephone, e-mail, FAX, etc. (S165), and the process is terminated.

  When making a notification by phone or fax, automatically call a pre-registered phone number using CTI (Computer Telephony Integration) technology, PBX (Private Branch eXchange) and IVR (Interactive Voice Response). Notification can be made by playing a pre-recorded voice when the destination responds or by transmitting a FAX file. It is also possible to perform the same using a VoIP (Voice Over IP) technique. When notifying by e-mail, for example, adding the amount of movement of the acquired cable etc. This can be done by making a transmission request to the mail server.

[6. Identification of work equipment]
FIG. 17 shows a “working equipment specifying routine” for specifying working equipment required for work based on the water level, temperature, gas concentration, etc. in the manhole notified from the wireless tag 9 when the wireless tag 9 has a sensor function. It is a flowchart which shows the process sequence of operation | movement. This operation is an operation performed by the work equipment specifying means 138, and the processing will be described below with reference to FIG.

First, the water level, temperature, and gas concentration are acquired with reference to the cable environment DB 146 corresponding to the cable ID and manhole ID (S171). Next, the water level, temperature, and gas concentration threshold values and necessary work equipment are acquired from the work equipment specification file 147 (S172). Next, the process branches from the acquired environmental item (S173). When the item is “water level”, temperature, or gas concentration, it is first determined whether both are within the threshold values registered in advance (S174, S176, S178). If it is within the threshold range, the process is terminated without doing anything. If it is outside the threshold range, the necessary work equipment is extracted from the work equipment specification file 14 and output (S175, S177, S179). The equipment required for the work is extracted according to the procedure shown above.
The first embodiment of the present invention is configured and operates as described above.

  According to the present invention, the amount of movement of the cable 8 laid in the manhole and the temperature and gas concentration in the manhole can be acquired without opening the manhole cover, so traffic regulation by opening the manhole cover is possible. There is no need to carry out the process, and man-hours can be reduced, and the impact on social life can be reduced. In addition, since the survey can be done easily, the equipment necessary for the work can be quickly identified, so that the work equipment can be handled efficiently.

  Next, a second embodiment will be described below. FIG. 18 is a functional block diagram of the mobile terminal 5 that is the cable position information management device according to the second embodiment. In the present embodiment, unlike the first embodiment, the portable terminal 5 functions as a cable position information management device without installing the cable position information management server 2 for managing the position information of the cable 8 outside. It is comprised as follows.

  18, compared with the portable terminal 5 of FIG. 3, a cable position information calculating unit 536, a cable movement amount calculating unit 537, and a work equipment specifying unit 538 are added in the central processing unit 53, and the RFID tag information notifying unit is also provided. 535 is deleted, and the destination information DB 542, cable position information DB 544, threshold information DB 545, cable environment DB 546, and work equipment specifying file 547 are added to the storage unit 54.

The added means in the central processing unit 53 and the DB added in the storage unit 54 have the same contents as those described in the first embodiment.
The second embodiment of the present invention is configured and operates as described above.

  According to the present embodiment, unlike the first embodiment, management is not performed using a server in the center, but each terminal device is provided with all functions for managing the position information of the cable 8. Therefore, the work can be performed even in a work place where radio waves for wirelessly connecting to the communication network 4 do not reach. Further, even when the cable position information management server 2 cannot be used for some reason, it is possible to perform work only with the mobile terminal 5 that is the cable position information management device.

  The mobile terminal 5 of the first embodiment may have the function of the cable position information management device of the second embodiment. If wireless communication is possible, the central cable position information management server 2 manages the data. If communication is not possible, the mobile terminal 5 manages the data, and then performs synchronization processing to make the contents of the database the same. It is.

  Next, a third embodiment will be described below. FIG. 19 shows a structure in the manhole when a plurality of cables 8 are laid in the manhole. A plurality of cables 8 are laid and arranged on the bottom surface of the manhole, and a radio wave shielding plate 73 in which a hole 72 is opened corresponding to the cable 8 is covered thereon. Information on the wireless tag 9 can be acquired from a plurality of holes 72 by holding the reader 6 with an antenna. By configuring the wireless tag 9 to have unique information at least in the manhole, it is possible to measure the position and amount of movement of each cable 8.

  FIG. 20 shows a functional block diagram of the cable position information management server 2. In the present embodiment, compared with the first embodiment, an abnormality detection unit 139 using an adjacent cable is added in the central processing unit 13, and an adjacent cable abnormality detection file 148 is added in the storage unit 14. That is different.

  FIG. 21 is a data configuration example of the cable position information DB 144 according to the third embodiment. In the present embodiment, in order to detect an abnormality based on the movement amount of the plurality of cables 8, the “original position” and “current state” of the plurality of cables 8 laid in the manhole with respect to the date investigated for each manhole ID. The “position” and “movement amount” are stored.

  FIG. 22 is a data configuration example of the adjacent cable abnormality detection file 148. This file is a file for finding an abnormality depending on the movement amount of each of the adjacent cables 8, and items and threshold values thereof are registered. As this embodiment, as an item, the distance between adjacent cables is 10 cm or less which is a threshold value, or 30 cm or more, or the twisting direction differs between adjacent cables. It is judged to be abnormal when it has been.

  The cable position information management system 1 according to the third embodiment is configured as described above. Hereinafter, only the operation different from the first embodiment will be described with reference to a flowchart and the like.

[7. Anomaly detection based on adjacent cable status]
FIG. 23 shows an example of the cable movement amount calculation routine in the third embodiment. Compared with the first embodiment, the “abnormality detection routine using adjacent cables” is started at the end of the flowchart. The difference is that step S231 is added.

  FIG. 24 is a flowchart showing the procedure of the operation of the “abnormality detection routine using adjacent cable” for detecting an abnormality in the adjacent cable 8. This operation is an operation performed by the abnormality detection unit 139 using an adjacent cable, and the processing will be described below with reference to FIG. First, it is determined whether one cable 8 has information that matches the item described in the adjacent cable abnormality detection file (S241), and if it matches (yes route of S242), the matched item is output to the buffer (S243). If they do not match (no route in S242), nothing is performed and it is then determined whether all the processing of the adjacent cable abnormality detection file items has been completed (S244).

If all items have not been processed, the next item is designated (S245), the process returns to step S241, and the above processing is repeated until all items have been processed. If processing for all items has been completed (yes route in S244), the matched items are output for all cables (S246), and the processing is terminated. The operations in steps S241 to S246 are performed for all cables in the manhole.
The third embodiment of the present invention is configured and operates as described above.

  According to the present embodiment, when a plurality of cables 8 are laid in the manhole, it is possible to determine the abnormal state of each cable 8 based on the state such as the amount of movement of each cable. Action can be taken.

  Note that in this embodiment mode, a cable laid in a manhole is described. However, a cable laid in the soil can be used as long as wireless tag information can be collected wirelessly.

1 is an overall configuration diagram of a cable position information management system according to a first embodiment of the present invention. It is an installation example of the cable concerning the 1st Embodiment of this invention. It is a functional block diagram of the cable position information management server, portable terminal, and wireless tag which comprise the cable position information management system concerning the 1st Embodiment of this invention. It is a figure which shows the measurement principle of the moving amount | distance of the cable concerning the 1st Embodiment of this invention. It is an example of a data structure of user information DB of FIG. It is a data structural example of destination information DB of FIG. 3 is a data configuration example of an in-server wireless tag information DB in FIG. 2. It is a data structural example of cable position information DB of FIG. It is a data structural example of threshold value information DB of FIG. It is a data structural example of cable environment DB of FIG. It is a data structural example of the work equipment specific file of FIG. It is a flowchart which shows the process sequence of the operation | movement which the information registration means of FIG. 2 performs. It is a flowchart which shows the process sequence of the operation | movement which the wireless tag information acquisition means of FIG. 2 performs. It is a flowchart which shows the process sequence of the operation | movement which the radio | wireless tag information storage means in a server of FIG. 2 performs. It is a flowchart which shows the process sequence of the operation | movement which the cable position information acquisition means of FIG. 2 performs. It is a flowchart which shows the process sequence of the operation | movement which the cable movement amount calculation means of FIG. 2 performs. It is a flowchart which shows the process sequence of the operation | movement which the work equipment identification means of FIG. 2 performs. It is a functional block diagram of the cable position information management apparatus concerning the 2nd Embodiment of this invention. It is a figure which shows the measuring method of the movement amount at the time of multiple cable laying of the cable position information management system concerning the 3rd Embodiment of this invention. It is a functional block diagram of the cable position information management server which comprises the cable position information management system concerning the 3rd Embodiment of this invention. It is a data structural example of cable position information DB of FIG. FIG. 21 is a configuration example of an adjacent cable abnormality detection file in FIG. 20. FIG. It is a flowchart which shows the process sequence of the operation | movement which the cable movement amount calculation means of FIG. 20 performs. It is a flowchart which shows the process sequence of the operation | movement which the abnormality detection means by the adjacent cable of FIG. 20 performs. It is the installation example of the cable concerning the embodiment as described in any one of 1st thru | or 3 of this invention. 6 is a screen example of a portable terminal according to the embodiment described in any one of the first to third aspects of the present invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Cable position information management system 4 Communication network 5 Portable terminal 6 Reader with antenna 8 Cable 9 Wireless tag 12, 52 Transmission / reception part 13, 53 Central processing part 14, 54 Storage part 15, 55 Input part 16, 56 Display part 57 Antenna 58 Wireless tag reader IF
71 Manhole cover 72 Hall 73 Radio wave blocking plate 131 Transmission / reception processing means 132 Input / output processing means 133 Information registration means 134 Wireless tag information acquisition means 135 In-server wireless tag information storage means 136 Cable position information acquisition means 137 Cable movement amount calculation means 138 Work equipment identification means 139 Abnormality detection means 141 by adjacent cable User information (database) DB
142 Destination information (database) DB
143 RFID tag information (database) DB in server
144 Cable position information (database) DB
145 Threshold information (database) DB
146 Cable environment (database) DB
147 Position information specifying file 148 Adjacent cable abnormality detection file 531 Transmission / reception processing means 532 Input / output processing means 533 Wireless tag information receiving means 534 Wireless tag information storage means 535 Wireless tag information notification means 536 Cable position information calculation means 537 Cable movement amount calculation means 538 Work Equipment Identification Unit 542 Destination Information (Database) DB
543 Wireless tag information (database) DB
544 Cable position information (database) DB
545 Threshold information (database) DB
546 Cable environment (database) DB
547 Location information specific file

Claims (15)

A system for identifying position information of a cable using a wireless tag,
A cable with a plurality of wireless tags holding specific information attached to its surface;
A radio wave blocking plate installed over the cable, made of a material that shields radio waves, and having at least one hole,
A reader with a wireless antenna that has a wireless antenna and reads information held by the wireless tag;
Radio tag information receiving means for receiving information on the radio tag from the reader with the radio antenna, radio tag information storage means for storing the received contents in a radio tag information database, and communication of the acquired radio tag information A mobile terminal comprising a wireless tag information notification means for notification via a network;
RFID tag information acquisition means for acquiring the information content of the RFID tag notified from the portable terminal via a communication network, and in-server RFID tag information for storing the received RFID tag information in an in-server RFID tag information database A server comprising storage means and cable position information acquisition means for acquiring cable position information from the information of the wireless tag and storing the cable position information in a cable position information database;
Cable position information management system characterized by comprising:   The cable position information management system according to claim 1, further comprising cable movement amount calculation means for calculating a movement amount from the past from the cable position information database.   3. The cable position information according to claim 2, wherein the cable movement amount calculation means detects an abnormality when the calculated movement amount of the cable is larger than a predetermined value, and notifies a predetermined destination. Specific system. There are a plurality of the cables,
The said cable movement amount calculation means has the function to determine as abnormality and to notify when it exceeds the predetermined threshold value compared with the movement amount of the adjacent cable. Cable location information management system. The wireless tag includes a sensor unit having a sensor function for measuring water level, temperature, and gas concentration,
The wireless tag information receiving means acquires the water level, temperature, gas concentration measured by the sensor unit using a reader with a wireless antenna,
The wireless tag information storage means has a function of storing the acquired water level, temperature, gas concentration in a wireless tag information database,
The wireless tag information notification means has a function of notifying the stored water level, temperature, gas concentration via a communication network,
The wireless tag information acquisition means acquires the notified water level, temperature, and gas concentration, and the in-server wireless tag information storage means has a function of storing the acquired water level, temperature, and gas concentration in the in-server wireless tag information database. The cable position information management system according to any one of claims 1 to 4, wherein The server includes work equipment specifying means for specifying equipment required for work based on the acquired water level, temperature, and gas concentration,
The cable location system according to claim 5, comprising: A device for identifying position information of a cable using a wireless tag,
Wireless tag information receiving means for receiving information from the wireless tag attached to the cable;
RFID tag information storage means for storing the received RFID tag information in a RFID tag information database;
Cable position information calculating means for acquiring cable position information from the stored wireless tag information and storing it in a cable position information database;
A cable movement amount calculation means for calculating a movement amount of the cable in comparison with the stored past position information;
A cable position information management device comprising:   The cable position information according to claim 7, wherein the cable movement amount calculation unit detects an abnormality when the calculated movement amount of the cable is larger than a predetermined value and notifies a predetermined destination. Management device. There are a plurality of the cables,
9. The cable according to claim 8, wherein the cable movement amount calculation means has a function of making a notification of an abnormality and notifying when a predetermined threshold value is exceeded as compared with the movement amount of an adjacent cable. Location information management device.   The wireless tag information receiving unit has a function of acquiring the measured water level, temperature, and gas concentration notified from the wireless tag, and storing the acquired water level, temperature, and gas concentration in a wireless tag information database. The cable position information management device according to any one of claims 7 to 9. Work equipment specifying means for specifying equipment required for work according to the acquired water level, temperature, gas concentration,
The cable position information management device according to claim 10, comprising: A mobile terminal that receives information from a radio tag and notifies the server via a communication network, a schedule management server that manages a schedule from the communication network, and a plurality of radios that are connected so that the mobile terminal is communicable and holds unique information A cable having a tag attached to the surface thereof, a radio wave blocking plate that is installed to cover the cable and is made of a substance that shields radio waves, has at least one hole, and a wireless antenna. A cable position information management method using a reader with a wireless antenna that reads information having,
A wireless tag information receiving step for receiving information on the wireless tag from a reader with a wireless antenna in the portable terminal; a wireless tag information storing step for storing the received content in a wireless tag information database; and A wireless tag information notifying step for notifying information via a communication network,
A wireless tag information acquisition step for acquiring information content of the wireless tag notified from the portable terminal via a communication network in the server, and a server for storing the received wireless tag information in an in-server wireless tag information database An internal wireless tag information storage step; a cable position information acquisition step for acquiring cable position information from the wireless tag information and storing the cable position information in a cable position information database;
A cable position information management method comprising: A method for identifying position information of a cable using information received from a wireless tag,
A wireless tag information receiving step for receiving information from the wireless tag attached to the cable;
A wireless tag information storage step for storing the received wireless tag information in a wireless tag information database;
Cable position information acquisition step for acquiring cable position information from the stored wireless tag information and storing the cable position information in a cable position information database;
A cable movement amount calculating step for calculating a movement amount of the cable in comparison with the stored past position information;
A cable position information management method comprising: A program that operates on a portable terminal that receives information from a wireless tag and identifies position information of a cable,
RFID tag information reception processing for receiving information from the RFID tag attached to the cable;
Wireless tag information storage processing for storing the received wireless tag information in a wireless tag information database;
Cable position information acquisition processing for acquiring cable position information from the stored wireless tag information and storing it in a cable position information database;
A cable movement amount calculation process for calculating a movement amount of the cable in comparison with the stored past position information;
Is a cable position information management program characterized in that it operates on a portable terminal.   15. The cable position information according to claim 14, wherein in the cable movement amount calculation processing, when the calculated cable movement amount is larger than a predetermined value, an abnormality is detected and a predetermined destination is notified. Management program.