JP2003047174A - Control method and control system for electric cable common duct information - Google Patents

Abstract

PROBLEM TO BE SOLVED: To execute information control related to an electric cable common duct, by identifying it by a mobile computer provided with a GPS device. SOLUTION: Electric cable common duct information such as drawing out information related to the electric cable common duct, construction work information, contained device information or the like is memorized in a database 4. A location where the electric cable common duct is installed is identified by a GPS function and electronic map information. The location of the electric cable common duct is identified on the electronic map, and the electric cable common duct information is displayed on a computer 10 by drawing out from the database 4, and the information is used for construction works on site or the like.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a management method and a management system for managing necessary information about an electric wire common groove mainly on a sidewalk or the like by extracting necessary information from an arbitrary place. More specifically, the electric wire joint groove installed in the electronic terminal device having the position specifying function such as GPS and the communication function is specified, and the electric wire joint groove information stored in the storage unit in advance is read out, so that the electric wire joint groove is stored. The present invention relates to an electric wire joint groove information management method and management system method capable of extracting necessary information such as a communication cable, an electric wire such as a power line, and a repeater laid in a groove.

[0002]

2. Description of the Related Art It is said that the undergrounding of electric wires such as electric power lines and communication lines in urban areas of Japan is behind in comparison with major cities in Europe and the United States. By undergrounding the wires, a safe and comfortable passage space can be secured. That is, when the utility poles and electric wires are removed, the visibility of the road is improved and the traffic signals and road signs are easily seen, so that the traffic safety is improved. Moreover, since the sidewalk can be widely used, it becomes easy to secure a barrier-free walking space that is safe and easy to use not only for pedestrians but also for people with disabilities.

Furthermore, the cityscape is improved. Electric wires that are laid out on the ground are stored under the road, which has the advantage of forming a beautiful cityscape. For this reason, special measures for the maintenance of common grooves for electric wires have been created, and the undergrounding of electric wires is being promoted. In the "New Cable Underground Plan",
From the viewpoint of securing a safe and comfortable passage space, improving the cityscape, preventing urban disasters, improving the reliability of the information and communication network, and revitalizing the area, the undergrounding of electric wires Under close cooperation with the local people in the Trinity, the government will target nationwide from 1999 to 2003 to newly target medium-sized commercial areas and highways in residential areas. 3000km (approx.
130km) is planned and promoted.

A facility for accommodating electric wires (optical fiber, electric power, communication line) of two or more electric wire managers in the underground space on the sidewalk is called an electric wire joint groove, and is called "C / C / BOX".
(The first C is Community or Community or Communication
(Communication / Transmission) and the meaning of Compact are included. The second C is an acronym for Cable. ) Is named. By accommodating electric wires in the same facility and burying them under the sidewalk, electric poles on the sidewalk are eliminated and a comfortable road space can be created.

This electric wire joint groove is buried underground by connecting a lid with a hole formed on the surface of the earth or a prefabricated reinforced concrete or the like for electric wire joint groove, which is connected to an electric wire conduit for wiring a communication cable. There are various forms such as what is done. Recently, due to the progress of computerization, a large number of various devices are installed, as well as a variety of devices, such as a cable joint groove dedicated to a cable in which a communication cable, which is an information transmission means, and a repeater are buried underground, and the management for that is also complicated.

The electric wire common groove is usually installed on the sidewalk. Prior to this construction, the situation of the communication cables in the corresponding electric wire common groove is checked and collated in advance, and further confirmed on site to proceed with the construction. All the items to be checked for these works are recorded on paper for each common groove. Also, re-recording for updating is done on paper. recently,
Part of this information is being digitized.

[0007]

However, the above-mentioned method for managing the common groove of the electric wire has been mainly managed by the information described in the document as described above, so a great deal of labor is required for preparation in advance. Requires. In addition, written management
Even if it is done by a full-time manager, there is a risk of typographical errors, omissions, etc., and the written information is not always the exact description that matches the condition of the electric wire joint groove at the site. .

[0008] Further, at the work site, it is troublesome to fill in data and the like on the document, and further, the record is not swift, the history management is not thorough due to the follow-up of the record, and it is paper. The conventional management method has various problems such as restrictions due to the environment such as rain and wind.

An object of the present invention is to provide a management method and management system of electric wire common groove information, which enables individual management of each electric wire common groove.

Another object of the present invention is to provide an electric wire joint groove information management method and management system capable of grasping the installation state of cables and the like in the electric wire joint groove based on information from the database server regarding the electric wire joint groove. is there.

Still another object of the present invention is to provide an electric wire joint groove in which an administrator can quickly send and receive a construction record to and from a database server by a communication means, and can record electric wire joint groove information. It is to provide a management method and management system for joint groove information.

Still another object of the present invention is that an administrator can promptly and surely confirm a record of construction work, etc. on the electric wire common groove by a display means, and can promptly input an update record. It is to provide a management method and management system for electric wire common groove information.

[0013]

In order to achieve the above object, the management method of electric wire common groove information of the present invention 1 is a drawing information about the electric wire common groove, construction information recording the history of the electric wire common groove construction, Housing device information about devices housed in the electric wire common groove, wire laying information about laying wires, wire conduit information about wire conduits for housing and laying wires, wire usage information indicating usage status of wires. , A database for recording information on one or more electric wire joint grooves selected from among the above, an electronic map storage means for storing an electronic map including a position where the electric wire joint groove is installed, and the electric wire joint groove. A method of managing electric wire joint groove information of an electric wire joint groove information management system comprising an electric terminal device having an electric wire joint groove position specifying function for specifying an installed position, wherein the electric wire joint groove Locates groove on the electronic map and pull the electric wire joint groove information from the database is intended to be displayed on the display device of the electronic apparatus terminal.

The electric wire common groove position specifying function is preferably a GPS for specifying the current position by utilizing information from a plurality of artificial satellites orbiting the earth. Alternatively, the current position may be specified by the distance from two or more PHS radio base stations.

Another method is to specify the electric wire joint groove on the electronic map from the position of the electric wire joint groove displayed on the electronic map and the current position of the electronic device terminal, and It is even better to retrieve the electric wire common groove information from the database. Exchange of the electric wire common groove information between the database and the electronic device terminal is preferably performed using the Internet.

The electric wire common groove information management system according to the second aspect of the present invention includes drawing information about the electric wire common groove, construction information in which the history of the electric wire common groove construction is recorded, and accommodation device information regarding devices accommodated in the electric wire common groove. , And one or more electric wire joint groove information selected from electric wire laying information related to the laying of electric wires, accommodation conduit information related to the electric wire conduit for accommodating and laying the electric wires, and electric wire usage information indicating the usage status of the electric wires. A database for recording, an electronic map storage means in which an electronic map including the position where the electric wire common groove is installed is stored, the position of the electric wire common groove is specified on the electronic map, and from the database, It consists of an electronic device terminal for pulling out electric wire common groove information.

The electronic device terminal may be a portable mobile computer equipped with a GPS device for specifying the position of the electric wire common groove on the map. The electronic map is stored in a recording unit included in the electronic device terminal. The recording means is a CD-ROM, a CD-RAM,
Hard disk, etc. are good.

[0018]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the method of the present invention will be described below with reference to the drawings. FIG. 1 is a diagram showing the overall configuration of a management system to which the management method of electric wire common groove information of the present invention is applied, which uses the Internet. The electric wire joint groove information management system 1 includes a server 2 and a WE.
The B server 3 is provided.

The server 2 includes drawing information such as a developed view of the electric wire common groove, which will be described later, construction information recording a history of construction work such as new installation and modification of the electric wire common groove, and a relay for communication accommodated in the electric wire common groove. Information about the housing equipment related to equipment such as transformers and amplifiers for electric power and electric power, information on laying wire related to the type, quantity, structure, etc. of electric wires, and information about the housing pipelines for housing and laying electric wires. A database 4 including various data such as electric wire usage information indicating the usage status of electric wires is provided. The server 2 is connected to the WEB server 3 via a TA (Terminal Adapter) 11. The WEB server 3 provides the information of the database 4 through the server 2, the hub 12, the TA 11, the WEB server 3 and the like, and various data described above.

The server 2 includes a plurality of client machines 5-5.
It is connected to 7. These client machines 5-7
Is connected to the server 2 and the LAN (Local Area) via the hub 12.
Network). However, this connection is a LAN
The connection may be made by a dedicated line instead of the connection by. The client machines 5 to 7 perform operations such as browsing / inputting / updating / adding data in the database 4 and searching for electric wire common grooves.

The client machines 5 and 7 are arranged in a management office or the like that manages the electric wire common groove in which the electric wire common groove information management system 1 is installed. This is to issue an instruction for tabulating various data, browsing, etc. The client machine 6 is installed in a repair shop or the like and can perform the same function as the client machine 5. Also, when limiting the viewing of electric wire joint groove information or updating of information to only specific people,
A card machine 7a is connected to the client machine 7, and only the manager of the card 7b can write / read.

Identification data for identifying the administrator is input to the card 7b, and the identification data is read by the card machine 7a to identify the administrator. The card 7b is a magnetic card that stores data magnetically, an IC card, or
Any method may be used as long as it can recognize data, such as an optical card that is optically recognized.

The server 2 is also connected to a client machine 8 installed in another management office or the like via a communication network. In this embodiment, a hub 16 and a TA (Terminal Adapter) 15 having a router function are connected to the Internet via ISDN. The client machine 8
Client machines 5-7 located in field offices, etc.
The work is carried out in part or in whole. The client machine 8 can also serve as a server function, and can operate in association with the server 2.

After that, the server 2 functions as a server, and the other client machines 5 to 8 function as a client. When the card machine 7a is connected to the client machine 8, writing / reading to / from the card 7b is possible. A person involved in construction or the like can access the WEB server 3 from the mobile terminal 9 from the site, and can see the electric wire common groove information, which will be described later, regarding the electric wire common grooves in various places. Mobile terminals such as mobile phones 9
Is a mobile phone with an internet browser function,
A mobile terminal such as a PHS (Personal Handphone System) machine. Further, it is preferable to have an e-mail function for exchanging information with the electric wire common groove management office.

The mobile terminal 9 is connected to the Internet via a public communication network such as an ISDN / mobile communication network and can receive an Internet service. The mobile computer 10, which is a portable computer, has almost the same function as the client machines 5 to 8 described above, and also has a GPS function for specifying the position of the electric wire common groove as described later, a DVD-ROM, or a DVD-ROM. DVD-ROM / RAM drive 1 for reading or writing RAM
Equipped with 3.

The mobile computer 10 has a function of connecting directly to the Internet or via a communication means such as a mobile phone. Therefore, the database 4 can be accessed from the mobile computer 10 as described later.

[Cross-Sectional Structure of Electric Wire Common Groove 20] FIG. 2 shows a cross-sectional structure of a sidewalk in which the electric wire common groove is laid.
The electric wire common groove 20 is a power line 22 for supplying electric power,
It is for laying a communication cable 24 as a communication means, for maintenance / inspection, and for arranging equipment such as a closure.
The electric wire common groove 20 is usually buried in the sidewalk 21, and an entrance / exit for allowing a person to enter and exit is provided from the upper portion, and the lid 23 thereof is exposed on the sidewalk surface.

The electric wire joint groove 20 is composed of an electric wire joint groove main body 19 having a U-shaped cross-section with an open upper side, a plurality of lids 23, end plates 27 which cover the electric wire joint groove main body 19 from both sides (FIG. 3). reference). In the electric wire common groove 20, the basic plate 26 is installed on the crushed stone, and the electric wire common groove body 19 is installed on the basic plate 26.

When inspecting the communication cable 24, the power line 22, or the electric wire common groove 20 itself, the lid 23 is removed to move in and out. The lid 23 is made of reinforced concrete reinforced with an outer frame made of steel, and ensures the strength required for the sidewalk 21.

Further, measures are taken to prevent rainwater and the like from entering the electric wire common groove 20. The electric wire common groove 20 is installed on the sidewalk 21 at a predetermined interval, and the power line 22, the communication cable 24, and the C are provided underground in the meantime.
Electric wires such as ATV are laid. Communication cable 24
Is a thick wire made by bundling thin wires such as copper wires and optical fiber cables, the surface of which is protected by an insulating material or the like.

The power line 22 is made of copper wire and covered with an insulating material. The electric wires such as the communication cable 24 and the electric power line 22 are branched from the side wall of the electric wire common groove main body 19 to a building or the like arranged along the sidewalk 21. Wire joint groove body 19
A wire conduit 28 for wiring is fixed to the side wall of the
This electric wire conduit 28 extends to a ground device (not shown) such as a power receiving panel installed near the building and is laid. Electric wires such as the communication cable 24 and the power line 22 are passed through the electric wire conduit 28.

The power line 22 and the communication cable 24 are arranged on an electric wire support shelf 25 fixed to the side wall inside the electric wire common groove body 19. FIG. 3 is an external view showing the external appearance of the electric wire common groove 20. Since both end faces of the wire joint groove main body 19 are open, it is necessary to cover them with the end plates 27.
Are fixed to both end faces of the electric wire common groove body 19 with bolts.

A plurality of connecting pipes 33 of the power line 22 and a connecting pipe 29 of the communication cable 24 are fixedly arranged on the end plate 27. The connecting pipe 33 and the connecting pipe 29 are different in diameter and material. An electric wire conduit 30 for laying an electric wire is connected to the connecting pipe 33 via a joint (not shown) and arranged. Similarly, an electric wire conduit 30 is also connected to the connecting pipe 29 via a joint.

A plurality of recesses 31 are formed on the side wall of the wire joint groove main body 19. The recess 31 is for drawing in the power line 22 and the communication cable 24 necessary for a building or the like. This is for opening the recess 31 at a required position and position and disposing the retracted electric wire conduit 32 to pass the power line 22 and the communication cable 24.

[Method for Specifying Electric Wire Joint Groove 20] Next, a method for specifying the electric wire joint groove 20 will be described in detail. As described above, the electric wire common groove 20 is managed by the database 4 as digital information by unifying the electric wire common groove information described later. FIG. 4 is a functional block diagram showing the functions of the mobile computer 10. CP of mobile computer 10
The U34 has a built-in or external GP via the bus 35.
The S device 36 and the like are connected.

Similarly, the mobile computer 10 has a display means 37 which is a liquid crystal display device, a keyboard 38 for inputting / outputting data, a CD-ROM, or a CD-.
CD-R for reading or writing data in RAM
An OM / RAM drive 13 and a communication means 40 including a modem for connecting to the Internet via the outside or wirelessly or by wire are provided. That is, the mobile computer 10 has a function that a general computer has, and means for realizing this function.

The DVD-ROM / RAM drive 1
3 is a DVD-ROM equipped with electronic map information or a D
VD-RAM is installed. In this electronic map, the position where the electric wire common groove 20 is previously installed is the electric wire common groove 2
It is entered together with the control number unique to 0 (see the electric wire common groove control number 47 in FIG. 6). GPS (Glo developed in the United States
bal Positioning System) is a system that uses information from 27 artificial satellites that orbit the earth to identify its current position. In Japan, the usage is expanding mainly in car navigation systems.
A circuit or the like that realizes this function is publicly known, and the description thereof is omitted.

The electric wire common groove position display program 39 is a hard disk (not shown) of the mobile computer 10.
The current position measured by the GPS device 36 is superposed on the electronic map and displayed on the display means 37, and the communication means 40 is activated to activate the database 4
It is a program to retrieve the electric wire common groove information from.

When it is desired to retrieve the information of the electric wire common groove 20 at a certain place, the mobile computer 10 is positioned on the electric wire common groove. At this position, the GPS device 36 is started up and the position of the mobile computer 10, that is, the position of the electric wire common groove 20 is specified. A screen in which the position specified by the GPS device 36 and the map information of the vicinity recorded in the DVD-ROM or the DVD-RAM are combined is displayed (see FIG. 6).

On this screen, the names of streets and buildings are also displayed in detail. On this screen, the installation positions of the electric wire common groove 20 which are input in advance are displayed as an electric wire common groove installation point 45 and an electric wire common groove management number 47. The electric wire common groove position display program 39 uses this electric wire common groove installation point 45.
Is displayed by a cross-shaped current position display cursor 46. When the electric wire common groove installation point 45 that has been input in advance and the current position display cursor 46 of the cross indicating the current position match or substantially match, it is determined that the electric wire common groove 20 can be identified, and the electric wire common groove management number 47. Double-click on the part.

When the display error between the current position display cursor 46 and the electric wire common groove installation point 45 does not largely match due to an error of the GPS device 36, the electric wire common groove 20 is identified from the surrounding building name, street name, store name, etc. Specify the position and correct the position manually. Electric wire common groove management number 47 is electric wire common groove 2
It is a management number assigned to each 0, and the electric wire common groove 20 can be specified by this management number. Electric wire common groove management number 47
Is configured on a link screen, and by double-clicking this, the electric wire common groove 20 is identified, and the communication means 40 is activated to access the database 4.

The data of the following items are stored in the database 4, and the necessary items are taken out and displayed on the display means 37. The list items accumulated in the database 4 are as follows in this example.

(1) Drawing information Drawing information is drawing information relating to the electric wire common groove, such as an electric wire common groove development view. The drawing information includes various dimensions, materials, construction / construction date, construction contractor, construction manager, emergency contact information, etc. of the electric wire common groove.

(2) Construction information The construction information is construction information in which a history of construction work such as new installation and modification of the electric wire common groove is recorded. It is information about the work that records the history of work such as new installation, modification and repair of the electric wire common groove, the replacement time of the lid, the name of the contractor, the name of the construction manager, and the contact information of the construction manager.

(3) Electric wire laying information The electric wire information is information regarding the laying of the type, quantity, and structure of electric wires. The cable management number, line type, standard number, outer diameter, quantity, installation date, etc. of the power line 22 and the communication cable 24 are stored. FIG. 5 is an example of a screen of the “wire laying breakdown report” showing the layout of the electrical conduits, the types of communication cables, and the layout showing the breakdown. This "wire laying breakdown"
Is a display example in which the electric wire conduit 30 is displayed by the display means 37. The electric wire conduit 30 has identification numbers 1 to 8 for management.
Is attached. The management number, line type, standard, outer diameter, quantity, etc. of the communication cable 24 laid for each identification number 1 to 8 are displayed on the screen.

(4) Storage Pipeline Information The storage pipeline information is information relating to a pipeline for storing and laying an electric wire. Input items such as the number of articles, material, various dimensions, type, installation date, repair date, contractor, article relations, etc. of the storage pipeline are input separately for the power line and the communication cable.

(5) Housed device information The housed device information is information about various devices installed in the electric wire common groove 20. Types and installation positions of power equipment such as transformers for voltage conversion of power, and communication equipment such as repeaters / branching equipment / amplifiers for communication, which are housed in or around the electric wire common groove 20, It is data such as installation date, installation company name, and person in charge.

(6) Electric wire usage information The electric wire usage information is information indicating the usage status of the electric wires. It is mainly data of power lines used by branching from the electric wire common groove 20 to users such as buildings and private houses, user names of communication lines, used capacities, and unused electric wires.

(7) Other information Other information is information that is not classified as any of the above items. This other information is, for example, the date of detection of oxygen-deficient air, harmful gas, or the like, or data such as a record of water retention status. Mobile computer 1
0 can receive data from the database 4. Since the necessary information regarding the electric wire common groove 20 can be immediately received from the display means 37 of the mobile computer 10, the manager can immediately know the situation of the electric wire common groove 20 on site. These pieces of information consist of data that was input when the inspection was performed previously, information that was input by the management department such as the headquarters. Therefore, the previous inspection status can be immediately identified by the mobile computer 10, so that the work can be efficiently performed if the problematic point in the inspection is grasped beforehand and prepared.

In the electric wire common groove 20, the situation inside the electric wire common groove 20 may change due to a change in the environment or the like in addition to the trouble of the communication cable 24. For example, the electric wire common groove 20 may be flooded. In this case, it becomes necessary to inspect, and the lid 23 of the electric wire common groove 20 is opened to drain water for inspection work. At the time of this inspection work, a list of inspection items ( (The explanation of the inspection items is omitted.) Is called and based on this list, each item is checked in detail. Also, basic items are entered in this list.

In accordance with such a list, the current record is entered with check marks, numerical values, article items, etc. If the current status is different from the contents of the previous list, frequently inputting the record by key operation of the mobile computer 10 is useful for investigating the cause of the trouble. For example, the pipeline 30
Is not limited to the presence or absence of the communication cable 24, the foreign matter is in the place where the communication cable 24 should not be installed in the pipeline 30, the communication cable 24 is disconnected due to some accident, or the communication cable 24 is not properly connected. There may be unpredictable troubles such as cracks in the electric wire common groove 20 itself. Enter these detailed information as history information without omission.

The input data is stored in the mobile computer 10 and at the same time transmitted to the server 2 installed in the management office such as the head office for registration. In the server 2, since data is collected from a plurality of mobile computers 10 and registered, the data is managed as comprehensively analyzed information. For example, if there is more trouble with respect to a certain electric wire common groove 20 than others, management information is provided that determines that a fundamental countermeasure is required for the trouble.

In this way, the administrator can obtain the electric wire common groove information by the mobile computer 1 by the management method of the present embodiment.
0, that is, with a mobile terminal, information can be processed in a short time at the site where the electric wire common groove 20 is installed. As a result, the actual work of the construction can be performed quickly. Further, the display items of the present embodiment have been described with some list items as examples, but the display items are not limited to the above items. It may be added if the condition of the electric wire common groove 20 changes. If you keep detailed records in the article column, you can respond quickly even if the person in charge changes.

[Other Embodiments] In the above embodiments, the position of the electric wire common groove is specified by the GPS function. However, when a plurality of artificial satellites cannot be captured, such as in a valley of a building, If a vehicle-mounted GPS device is used, the position can be specified more accurately. That is, since the vehicle-mounted GPS device detects the rotation of the tire and includes the accelerometer, the position can be specified more precisely. Alternatively, the position may be specified by using PHS instead of the GPS device using the artificial satellite described above. That is, it is a method of specifying the position of the PHS by the distance from the base station of two or more PHS.

In the above-mentioned embodiment, the electric wire common groove management number 47 is displayed on the electronic map, but conversely, it is possible to extract the electric wire common groove information from the electric wire common groove management number 47. Is. Further, if the wire common groove 20 is identified by a color depending on the kind of the wire common groove, it becomes clear when the wire common groove 20 is specified, and errors are reduced. Furthermore,
If you can not capture the radio waves emitted by the satellite, enter the address, telephone number, etc. to call the map near the address,
A method of identifying the electric wire common groove 20 from the position of a nearby building or the like and obtaining the above-described information may be used.

These techniques are well known as electronic map techniques. Further, in the above-described embodiment, the electronic map is
Although it is recorded in the DVD-ROM or the DVD-RAM, a method of storing it in the database 4 and taking it out from the database 4 may be used. Although the embodiment of the present invention has been described above with reference to the drawings, the specific method of the present invention is not limited to this embodiment. The electric wire common groove information described above is information about the electric wire common groove, but may be instruction data for work such as repair work on the electric wire common groove. Further, in the electric wire common groove in the present invention, a hole such as a hand hole which cannot be entered by a person also means the electric wire common groove.

[0057]

As described above, according to the present invention,
It is not something that records in paper format as in the past, but a personal digital assistant (PDA) such as a mobile computer.
Since it is also possible to manage at the same time, there is no fear that records will be lost, etc., and it is possible to accurately and surely identify the electric wire common groove and perform unified management.

Further, since this recording and analysis work can be carried out on site, it is possible to carry out quick processing and efficiently manage the common groove of the electric wire. Furthermore, by creating a database of electric wire common groove information on site, it is possible to analyze the registered data in a wide variety of ways and other electric wire common groove information, and it is also possible to obtain detailed management information regarding the electric wire common groove.

[Brief description of drawings]

FIG. 1 is an overall view showing the concept of an electric wire common groove information management system of the present invention.

FIG. 2 shows a cross-sectional structure of a sidewalk in which an electric wire common groove is laid.

FIG. 3 is an explanatory diagram showing managed electric wire common groove information.

FIG. 4 is a functional block diagram showing a mobile computer.

FIG. 5 is an example of a screen showing a layout diagram showing a layout of electric conduits and types of communication cables.

FIG. 6 is a screen showing an example of displaying the position of the electric wire common groove and the position of the mobile computer.

[Explanation of symbols]

1 ... Electric wire joint groove information management system 2 ... server 4 ... Database 3 ... WEB server 5, 6, 7, 8 ... Client machine 9 ... Mobile terminal 13 ... DVD-ROM / RAM drive 20 ... Wire joint groove 22 ... Power line 23 ... Lid 24 ... Communication cable 33 ... Connection pipe 30 ... Wire conduit 4 ... Database 46 ... Current position display cursor

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Katsuji Koga             Stock Exchange, 1-10-6 Takaban, Meguro-ku, Tokyo             Inside Hakko F term (reference) 5B075 KK07 KK13 KK33 KK40 ND06                       ND22 ND34 PQ02 PQ13 PQ32                       PR01 QP10 UU14 UU40                 5G064 AA01 AC01 BA02 BA12 DA03

Claims (8)

[Claims] 1. A drawing information regarding a common electric wire groove, construction information in which a history of the common electric wire groove work is recorded, accommodating device information regarding equipment housed in the common electric wire groove, electric wire laying information regarding electric wire laying, and electric wire A database for recording one or more pieces of information selected from accommodation pipeline information regarding an electrical pipeline for accommodating and laying, electrical wire usage information indicating the usage status of electrical wires, and the electrical wire common groove are installed. Of the electric wire joint groove information including an electronic map storing means storing an electric map including the electric wire joint position and an electronic terminal device having an electric wire joint groove position specifying function for specifying the position where the electric wire joint groove is installed. A method of managing electric wire common groove information of a management system, wherein the position of the electric wire common groove is specified on the electronic map, the electric wire common groove information is extracted from the database, and the electric wire common groove information is extracted. Administration method of the wire joint groove information, characterized in that on the display device of the device terminals. 2. The electric wire common groove information management method according to claim 1, wherein the electric wire common groove position specifying function uses information from a plurality of artificial satellites orbiting the earth to specify the current position. GP
A method of managing electric wire common groove information, which is S. 3. The electric wire common groove information management method according to claim 1, wherein the electric wire common groove position specifying function specifies a current position based on a distance from two or more PHS radio base stations. A method of managing electric wire joint groove information characterized by. 4. The method of managing electric wire common groove information according to claim 2, wherein the electric wire common groove position is displayed on the electronic map, and the electronic device terminal is currently located. A method for managing electric wire common groove information, characterized in that, after specifying the electric wire common groove on the electronic map, the electric wire common groove information is retrieved from the database. 5. The method of managing electric wire common groove information according to claim 1, wherein the database and the electronic device terminal exchange the electric wire common groove information using the Internet. A method of managing electric wire joint groove information, which is characterized by: 6. Drawing information about the electric wire common groove, construction information in which the history of the electric wire common groove construction is recorded, accommodation device information about equipment accommodated in the electric wire common groove, and electric wire laying information about electric wire laying, electric wire A database for recording one or more information selected from accommodating pipeline information relating to the electrical conduit for accommodating and laying, electrical wire usage information indicating the usage status of the electrical wire, and the electrical wire joint groove is installed. The electronic map storage means stores an electronic map including the specified position, and an electronic device terminal for specifying the position of the electric wire common groove on the electronic map and extracting the electric wire common groove information from the database. The electric wire joint groove information management system, which is characterized by that. 7. The electric wire common groove information management system according to claim 6, wherein the electronic device terminal has a GPS device for specifying a position of the electric wire common groove on a map. An electric wire joint groove information management system characterized in that 8. The electric wire common groove information management system according to claim 6 or 7, wherein the electronic map is stored in a recording means provided in the electronic device terminal. Management system.