JP2006256829A - Elevator transmission system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an elevator transmission system capable of obtaining efficiently the information concerning the maintenance and management of an elevator. <P>SOLUTION: When power is supplied to control boards 1, 2, 3, through a transmitting path 4 the control board 1 feeds the others 2, 3 with control signals showing an output request of the data stored in memories of IC tags of the control boards 2 and 3. When fed with the control signals from the control board 1, the control boards 2, 3 read the data from their memories and send to the control board 1 via a communication interface and the transmitting path 4. The control board 1 writes into its memory the data given by the control board 2 and the data given by the control board 3. When a communication unit having a short distance radio communication function is put in proximity to the IC tag of the control board 1, the data stored in the memory is transmitted from its IC tag to the communication unit, and this is displayed on a monitor of a terminal unit. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an elevator transmission system that transmits information related to elevator maintenance.

  In an elevator, a plurality of types of control boards such as an operation control board, a control board for a hoisting machine, a control board for a display device for a landing or a car, and a control board for a monitoring device are incorporated in the elevator.

  In order to maintain the performance of the elevator, it is important to grasp various information related to maintenance management. Various kinds of information related to maintenance management are diverse, for example, the manufacturing time of the control board and the result of the operation test related to the device to be controlled by the control board.

  In addition, the configuration of the control board includes, for example, changes in the external shape and connectors that accompany changes in the design of the display device, replacement over the lifetime of mounted components, and replacement of mounted components due to specification changes for quality improvement, etc. It is also necessary to manage information on the contents and timing of this update.

As a technique for managing information related to maintenance management as described above, there is a technique for obtaining information by providing a database of information related to maintenance management and searching the database as disclosed in Patent Document 1, for example.
JP 2000-172713 A

  In the above-described technique using a database, it is necessary to operate a terminal device connected via a network in order to obtain information or update information.

  Another method is to bar code information related to maintenance management for each control board, attach a label printed with this barcode to the corresponding control board, and read the barcode printed on this label with a dedicated reader. There is. Although this method does not require an input operation by a terminal device, it takes a lot of time to perform the operation of reading information printed on each label, so that the maintenance efficiency of the elevator is not good.

  Accordingly, an object of the present invention is to provide an elevator transmission system capable of efficiently obtaining information related to elevator maintenance management.

  In other words, an elevator transmission system according to the present invention is a system in which a first elevator control device and at least one second elevator control device are connected via a transmission line, and the first elevator control device includes: And a storage means for storing the maintenance management information of the apparatus, making a transmission request for information to the second elevator control apparatus, and transmitting the information transmitted by the second elevator control apparatus in response to the transmission request. The received information and the information stored in the storage means are transmitted to the external device by short-range wireless communication, and the second elevator control device includes storage means for storing the maintenance management information of the device, According to a transmission request by the first elevator control device, information stored in the storage means is transmitted to the first elevator control device. .

  In an elevator transmission system according to the present invention, in a system in which a first elevator control device and at least one second elevator control device are connected via a transmission line, the first elevator control device A storage means for storing maintenance management information is provided, an information transmission request is made to the second elevator control device, and information transmitted by the second elevator control device in response to the transmission request is received. The received information and the information stored in the storage means are transmitted to an external device by short-range wireless communication, and the second elevator control device includes storage means for storing maintenance management information of the device, and the first elevator Since the information stored in the storage means is transmitted to the first elevator control device in accordance with the transmission request by the control device, maintenance of the elevator It is possible to obtain information about the management efficiency.

Embodiments of the present invention will be described below with reference to the drawings.
(First embodiment)
First, a first embodiment of the present invention will be described.
FIG. 1 is a block diagram showing a configuration example of an elevator transmission system according to the first embodiment of the present invention.
As shown in FIG. 1, the elevator transmission system according to the first embodiment of the present invention includes control boards 1, 2, and 3. The control boards 1, 2, and 3 are connected by a transmission line 4 and can transmit and receive signals to each other.

  The control board 1 is a board that is installed in a car (not shown) and controls a car door, a car indicator, and the like. The control boards 2 and 3 are boards that are respectively installed at landings (not shown) on each floor, and control the hold doors and hall indicators of the installation destinations.

  Although not shown, a control board for controlling equipment other than the control target equipment by the control boards 1, 2, 3 can be connected to the control boards 1, 2, 3 via the transmission line 4. In the following description, it is assumed that the control boards connected via the transmission line 4 are only the control boards 1, 2, and 3.

FIG. 2 is a block diagram showing a configuration example of an internal circuit of the control board 1 of the elevator transmission system according to the first embodiment of the present invention. The configuration of the internal circuit of the control boards 2 and 3 is the same as the configuration of the internal circuit of the control board 1.
As shown in FIG. 2, the control board 1 includes a transmission control unit 11. The transmission control unit 11 is connected to the transmission line 4 via the communication interface 12.

  The control board 1 includes a CPU 13 and an IC tag 14. The transmission control unit 11 is connected to the CPU 13. The control board 1 includes a power supply unit 18. The power supply unit 18 is connected to the power switch 19. When the power switch 19 is operated, the power supply unit 18 supplies power to each unit in the control board 1.

  The IC tag 14 includes a memory 15, an RF circuit 16, and an antenna 17. The memory 15 is a nonvolatile memory. The memory 15 is connected to the CPU 13 and the RF circuit 16, and the RF circuit 16 is connected to the antenna 17 and the CPU 13.

  The CPU 13 controls the entire control board 1. The CPU 13 incorporates a working memory (not shown). The memory 15 stores various data related to maintenance management of devices to be controlled by the control board 1, that is, a car. Further, the memory 15 provided in the control boards 2 and 3 stores various data related to maintenance management of each device at the landing where the control board is installed.

  The transmission control unit 11 inputs and outputs data with other control boards connected to the transmission path 4. The RF circuit 16 performs frequency conversion on the signal from the memory 15 or the signal from the antenna 17.

  The IC tag 14 transmits / receives data to / from the communication unit 22 connected to the external terminal device 21 by short-range wireless communication. In the terminal device 21, the operation mode is a reading mode for reading data stored in the memory 15 of the IC tag 14, and data stored in a memory (not shown) in the terminal device 21 is stored in the memory 15 of the IC tag 14. Set to one of the write modes for writing. This operation mode is set by operating an input unit (not shown) of the terminal device 21.

FIG. 3 is a diagram showing an example of the configuration of various data stored in the memory 15 of the control board 1 of the elevator transmission system according to the first embodiment of the present invention in a table format.
The memory 15 of the control board 1 stores data related to maintenance management of the control target device of the control board 1 and data related to maintenance management of the building where the control board 1 is installed. Data related to maintenance management of the control target device of the control board 1 includes data related to maintenance management of the control board 1 itself.

  As shown in FIG. 3, the data related to maintenance management of the control target device of the control board 1 is composed of a control device number, a board name, a manufacturing date, a manufacturing lot, function data, and the like given to the device. The The function data is data indicating an inspection result such as an operation test of the device to be controlled.

  Further, the memory 15 of the control board 2 stores data related to maintenance management of the device to be controlled by the control board 2 and data related to maintenance management of the building where the control board 2 is installed. The memory 15 of the control board 3 stores data related to maintenance management of the device to be controlled by the control board 3 and data related to maintenance management of the building where the control board 3 is installed.

  Further, as shown in FIG. 3, the data related to the building where the control board 1 is installed includes a product number, which is a management number assigned to the building, and operation information.

  Data from the terminal device 21 can be written in the memory 15 as data relating to maintenance management of the device to be controlled by the control board 1 or data relating to maintenance management of the building where the control board 1 is installed. Specifically, in a state where the operation mode of the terminal device 21 is set to the writing mode described above, the communication unit 22 transmits the data from the terminal device 21 to the IC tag 14 of the control board 1 by short-range wireless communication. Send to. The IC tag 14 receives data from the communication unit 22 by the antenna 17 and writes it into the memory 15 via the RF circuit 16.

Next, the processing operation of the elevator transmission system according to the first embodiment of the present invention will be described.
In this elevator transmission system, data stored in the memory 15 of the control boards 2 and 3 connected to the transmission line 4 is output to the control board 1 and this data is transmitted to the terminal device 21 by short-range wireless communication. Can do.

  First, when power is supplied to the control boards 1, 2, and 3, the CPU 13 of the control board 1 outputs a control signal to the transmission control unit 11. When the control signal from the CPU 13 is input, the transmission control unit 11 sends a control signal indicating an output request for data stored in the memory 15 of the control boards 2 and 3 via the communication interface 12 and the transmission path 4 to the control board. Output to 2 and 3.

  Let us move on to the description of the processing by the control board 2. When the control signal from the control board 1 is input via the communication interface 12, the transmission control unit 11 of the control board 2 outputs the control signal to the CPU 13 of the control board 2. When the CPU 13 of the control board 2 inputs a control signal from the transmission control unit 11 of the control board 2, the data stored in the memory 15 of the control board 2, that is, the maintenance of the control target device of the control board 2. Data related to management and data related to maintenance management of the building where the control board 2 is installed are read out and output to the transmission control unit 11.

  When the transmission control unit 11 of the control board 2 receives data from the CPU 13 of the control board 2, the data is output to the control board 1 via the communication interface 12 and the transmission path 4 in association with the identification address of the control board 2. .

  Processing by the control board 3 will be described. In the control board 3, when the control signal from the control board 1 is input, the control board 2 reads out the data from the memory 15 of the control board 3 and controls it in the same manner as when the control board 2 inputs the control signal from the control board 1. The information is output to the control board 1 in association with the identification address of the board 3.

  Returning to the description of the processing by the control board 1. When the data from the control board 2 is input via the communication interface 12, the transmission control unit 11 of the control board 1 outputs the data to the CPU 13. In addition, when the data from the control board 3 is input, the transmission control unit 11 of the control board 1 outputs the data to the CPU 13 in the same manner as when the data from the control board 2 is input. The CPU 13 classifies the data from the transmission control unit 11 for each identification address associated with the address and writes it in the memory 15.

  When the data from the control board 2 and the data from the control board 3 are written in the memory 15 of the IC tag 14 of the control board 1, maintenance of the control target device of the control board 1 is performed in the memory 15 of the control board 1. In addition to data related to management and data related to maintenance management of the building where the control board 1 is installed, data stored in the memory 15 of the control board 2 and data stored in the memory 15 of the control board 3 Will be memorized.

  When the communication unit 22 is brought close to the IC tag 14 while the operation mode of the terminal device 21 is switched to the reading mode, the IC tag 14 uses the data stored in the memory 15 as radio waves from the antenna 17 to communicate with the communication unit 22. Send to.

  When receiving a radio wave from the IC tag 14, the communication unit 22 outputs data included in the radio wave to the terminal device 21. In the terminal device 21, when data from the communication unit 22 is input, the data content is displayed on the monitor 21a (see FIG. 2) for each type of control board.

  That is, the memory 15 of the control board 1 is stored in the memory 15 of the control board 1, the data related to the maintenance management of the equipment to be controlled by the control board 1, the data related to the maintenance management of the building where the control board 1 is installed, If the data and the data stored in the memory 15 of the control board 3 are stored, each control board can be obtained by simply bringing the communication unit 22 close to the IC tag 14 of the control board 1 among the plurality of control boards. The data related to the maintenance management of the control target device and the data related to the maintenance management of the building in which each control board is installed can be displayed on the monitor 21 a of the terminal device 21.

  As described above, in the elevator transmission system according to the first embodiment of the present invention, the time required for reading out necessary information can be greatly reduced, and a complicated operation by an operator is not required. The worker can efficiently grasp information related to maintenance management of each device of the elevator and information related to maintenance management of the building in which the device is provided.

  In the elevator transmission system according to the first embodiment of the present invention, the control board 1 makes a data output request to the control boards 2 and 3, and in response thereto, the control boards 2 and 3 send data to the control board 1. However, the present invention is not limited to this, and a predetermined control board among a plurality of control boards makes a data output request to another control board, and in response to this, the other control board Is configured to output data to the requesting control board, for example, the control board 2 makes a data output request to the control boards 1 and 3, and in response to this, the control boards 1 and 3 control the data. The structure which outputs to the board | substrate 2 may be sufficient.

(Second Embodiment)
Next, a second embodiment of the present invention will be described. The configuration of the elevator transmission system according to the present embodiment is basically the same as that shown in FIG.

  FIG. 4 is a block diagram showing a configuration example of an internal circuit of the control board 2 of the elevator transmission system according to the second embodiment of the present invention. The configuration of the internal circuit of the control board 3 of this system is the same as the configuration of the internal circuit of the control board 2 (see FIG. 4). The configuration of the internal circuit of the control board 1 of this system is the same as that shown in FIG.

  As shown in FIG. 4, the control board 2 of the elevator transmission system according to the second embodiment of the present invention is the control board 1 of the elevator transmission system according to the first embodiment of the present invention (see FIG. 2). Compared with the communication control switch 20, the communication control switch 20 is further provided. The communication control switch 20 is connected to the CPU 13.

  The processing operation of the control board 2 when the communication control switch 20 is in the open state is the same as the processing operation of the control board 2 of the elevator transmission system according to the first embodiment of the present invention. On the other hand, when the communication control switch 20 is in a short circuit state, the CPU 13 of the control board 2 sends a control signal indicating a request for output of data stored in the memory 15 of the control board 2 from the control board 1. Even when data is input via the transmission control unit 11 and the communication interface 12 of the control board 2, data is not read from the memory 15 of the control board 2. Therefore, the data stored in the memory 15 of the control board 2 is not output to the control board 1.

  As described above, in the elevator transmission system according to the second embodiment of the present invention, when the control board 2 or the control board 3 does not need to output the data stored in the memory 15 to the control board 1. By setting the communication control switch 20 in a short-circuit state, even when a data output request is made from the control board 1, this is not output to the control board 1. Therefore, since only necessary data among the data stored in the memory 15 of each control board is output to the control board 1, it is possible to improve the efficiency of grasping information necessary for maintenance management by the worker. .

(Third embodiment)
Next, a third embodiment of the present invention will be described. The configuration of the elevator transmission system according to the present embodiment is basically the same as that shown in FIG. The configuration of the internal circuits of the control boards 1, 2, and 3 of the elevator transmission system according to this embodiment is basically the same as that shown in FIG.

  In the elevator transmission system according to the first embodiment of the present invention, the control board 1 makes a data output request to the control boards 2 and 3 when the power is turned on. According to the output request, the data stored in the memory 15 is output to the control board 1. However, the elevator transmission system according to the third embodiment of the present invention is the communication unit among the control boards 1, 2, and 3. The control board to which 22 is brought close makes a data output request to another control board, and the control board that receives the output request outputs the data stored in the memory 15 to the requesting control board.

FIG. 5 is a flowchart showing an example of the processing operation of the elevator transmission system according to the third embodiment of the present invention.
Specifically, when the operation mode of the terminal device 21 is set to the reading mode, the communication unit 22 indicates a transmission request to the communication unit 22 for data stored in the memory 15 of each control board. Transmitting radio waves including control signals.

  The communication unit 22 connected to the terminal device 21 in a state where the power is supplied to the control boards 1, 2, 3 is one of the control boards 1, 2, 3, here, the IC tag of the control board 1 When the antenna 17 is close to the antenna 14, the antenna 17 receives the radio wave transmitted from the communication unit 22 (YES in step S1).

  The RF circuit 16 outputs a control signal included in the radio wave received by the antenna 17 to the CPU 13. When the control signal from the RF circuit 16 is input, the CPU 13 outputs a control signal indicating a request for outputting data stored in the memory 15 of each control board to the transmission control unit 11. When receiving a control signal from the CPU 13, the transmission control unit 11 sends a control signal indicating an output request for data stored in the memory 15 of the control boards 2 and 3 via the communication interface 12 and the transmission path 4. , 3 (step S2). This output control signal includes the identification address of the control board 1.

  Let us move on to the description of the processing by the control board 2. When the control signal from the control board 1 is input via the communication interface 12, the transmission control unit 11 of the control board 2 outputs the control signal to the CPU 13. When the control signal from the transmission control unit 11 is input, the CPU 13 of the control board 2 reads out the data stored in the memory 15 and outputs it to the transmission control unit 11.

  When the transmission control unit 11 of the control board 2 receives the data from the CPU 13, it associates the data with the identification address of the control board 2 via the communication interface 12 and the transmission path 4 to the control signal input as described above. The data is output to the control board corresponding to the included identification address, that is, the control board 1 that is the output request source.

  Processing by the control board 3 will be described. In the control board 3, when the control signal from the control board 1 is input, the data is read from the memory 15 in the same manner as when the control board 2 receives the control signal from the control board 1, and this is read out from the control board 1. 3 is output to the control board 1 in association with the identification address 3.

  Returning to the description of the processing by the control board 1. When the data from the control board 2 is input via the communication interface 12 (step S3), the transmission control unit 11 of the control board 1 outputs these to the CPU 13. In addition, when the data from the control board 3 is input, the transmission control unit 11 of the control board 1 outputs the data to the CPU 13 in the same manner as when the data from the control board 2 is input.

  When the CPU 13 inputs both the data associated with the identification address of the control board 2 and the data associated with the identification address of the control board 3, the memory 13 of each control board connected via the transmission path 4. It is assumed that all the data stored in is input (YES in step S4), and the input data is classified into the identification addresses included in the data and written to the memory 15 of the IC tag 14.

  Then, the IC tag 14 transmits the data stored in the memory 15 to the communication unit 22 as a radio wave from the antenna 17. When receiving the radio wave from the IC tag 14, the communication unit 22 outputs the data included in the radio wave to the terminal device 21 (step S5). When the terminal device 21 receives data from the communication unit 22, the terminal device 21 displays the data content on the monitor 21a for each type of control board.

  Therefore, in the elevator transmission system according to the third embodiment of the present invention, when the communication unit 22 is brought close to one of the control boards 1, 2, and 3, the control board A data output request is made to the control board, and the control board that has received the output request outputs the data stored in the memory 15 to the control board of the request source. By simply bringing the communication unit 22 close to the control board that is convenient for bringing the communication unit 22 close, for example, the IC tag 14 of the control board closest to the location where the inspection work is being performed, 15 can be input. Therefore, the efficiency required for grasping information necessary for maintenance management by the worker can be improved.

  In the elevator transmission system according to the third embodiment of the present invention, the control board close to the communication unit 22 is configured to request data output to all other control boards. For example, the radio wave from the communication unit 22 includes an identification address of a control board that stores necessary data, and the control board that receives the radio wave only applies to the control board corresponding to the identification address included in the radio wave. It may be configured to output a control signal indicating a data output request.

  Note that the present invention is not limited to the above-described embodiment as it is, and can be embodied by modifying the constituent elements without departing from the scope of the invention in the implementation stage. Moreover, various inventions can be formed by appropriately combining a plurality of constituent elements disclosed in the embodiment. For example, some components may be omitted from all the components shown in the embodiment. Furthermore, you may combine suitably the component covering different embodiment.

1 is a block diagram illustrating a configuration example of an elevator transmission system according to a first embodiment of the present invention. The block diagram which shows the structural example of the internal circuit of the control board of the elevator transmission system according to the 1st Embodiment of this invention. The figure which shows an example of a structure of the various information memorize | stored in the memory of the control board of the elevator transmission system according to the 1st Embodiment of this invention in a tabular form. The block diagram which shows the structural example of the internal circuit of the control board of the elevator transmission system according to the 2nd Embodiment of this invention. The flowchart which shows an example of the processing operation of the elevator transmission system according to the 3rd Embodiment of this invention.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1, 2, 3 ... Control board, 4 ... Transmission path, 11 ... Transmission control part, 12 ... Communication interface, 13 ... CPU, 14 ... IC tag, 15 ... Memory, 16 ... RF circuit, 17 ... Antenna, 18 ... Power supply Unit: 19 ... Power switch, 20 ... Communication control switch, 21 ... Terminal device, 22 ... Communication unit.

Claims (7)

A system in which a first elevator control device and at least one second elevator control device are connected via a transmission line,
The first elevator control device includes:
Storage means for storing maintenance management information of the device;
Request means for requesting transmission of information to the second elevator control device;
Information receiving means for receiving information transmitted by the second elevator control device in response to a transmission request by the request means;
Means for transmitting the information received by the information receiving means and the information stored in the storage means to an external device by short-range wireless communication;
The second elevator control device includes:
Storage means for storing maintenance management information of the device;
An elevator transmission system comprising: transmission means for transmitting information stored in the storage means to the first elevator control apparatus in accordance with a transmission request from the request means of the first elevator control apparatus.   The elevator transmission system according to claim 1, wherein the storage means of the first and second elevator control devices further stores maintenance management information of a building in which the elevator control device is provided. The request means of the first elevator control device includes:
The elevator transmission system according to claim 1, wherein the transmission request is made when the control device is powered on. The first and second elevator control devices are:
The elevator transmission system according to claim 1, further comprising means for writing information transmitted from an external device by short-range wireless communication into the storage means. The second elevator control device includes:
The elevator transmission system according to claim 1, further comprising switch means for switching on and off the operation of the transmission means. A system in which a plurality of elevator control devices are connected via a transmission line,
The elevator control device includes:
Storage means for storing information related to maintenance management of the control device;
Request means for requesting transmission of information stored in the storage means of the control device to another elevator control device connected via the transmission path according to a request by short-range wireless communication from an external device. ,
Information transmitting means for transmitting information stored in the storage means to the transmission request source elevator control apparatus in accordance with a transmission request by the request means of another elevator control apparatus connected via the transmission path;
Information receiving means for receiving information transmitted by the information transmitting means of the other elevator control device;
An elevator transmission system comprising: information received by the information receiving means; and means for transmitting the information stored in the storage means to the external device by short-range wireless communication. The external device designates a transmission request destination device by the request means among other elevator control devices connected via the transmission path when requested to the elevator control device,
The request means of the elevator control device is:
The elevator transmission system according to claim 6, wherein the transmission request is made to a control device designated by the external device.

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