JP2010208426A - Device for monitoring condition - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a device for monitoring a condition reducing communication cost and equipment cost, and monitoring the condition easily not only in a maintenance area or a command center but also at an arbitrary place. <P>SOLUTION: At a job site, a sensor detecting the condition of railway equipment, a monitor terminal with a function of amplifying the measured value of the sensor and converting it into condition information and a function of outputting an alarm, and a transmitter, are arranged. The distance between the transmitter and a FAX transmitter/receiver arranged in the maintenance area is connected by a railway telephone line. The transmitter includes a distribution list including a distribution destination and a distribution content, and at the receipt of the condition information and/or alarm from the monitor terminal, it prepares FAX image data of a fixed form based on it, and transmits it to the railway telephone line based on the distribution list. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a state monitoring device for grasping the operation state of railway facilities in a remote place such as a maintenance area.

  In railway facilities such as traffic lights, electrical switchboards, track circuit relays, railroad crossing safety equipment, railroad crossing fault notification devices, and railroad crossing obstacle detection devices, the operation status is away from the site where the railroad equipment is installed. For example, a state monitoring device for recording and checking in a maintenance district or a command office or for transmitting an alarm to a maintenance district or a command office is widely used.

  Conventional state monitoring devices are provided with detectors for detecting state, function deterioration, and failure at each site, collecting the detection information at a base via a transmission line, and state information (including failure information; the same applies hereinafter) and An alarm was sent to a maintenance area or a command office for display (Non-Patent Document 1).

  For example, when the railway equipment is an electric switch, as a basic configuration, as illustrated in FIG. 11, a sensor 1 that detects an operating current / voltage of the electric switch, a lock error state, and the like. And the monitor terminal 2 are installed at the site A, and the measurement data output from the monitor terminal 2 is generally provided at a position away from the site using a dedicated line Le such as a lock monitor monitor line. Transmit to the data storage device 3 in a certain device room B, record it, and transmit the measurement data recorded in the data storage device 3 to the computer 4 in the maintenance area C or the command center D through a public communication line Lf such as ISDN. The status is monitored on the computer screen or output to a printer. Further, a lock error alarm or the like is transmitted from the monitor terminal 2 or the equipment room B to the maintenance area C or the command center D via the alarm line Lw.

  FIG. 12 is a block diagram showing an example of a specific configuration for realizing the basic configuration of FIG.

Introduction to Electricity for Railway Electricians Signal Series 10 Power Supply, Electric Line, Guard, Centralized Monitoring Device July 27, 2007 Japan Railway Electrical Engineering Association

  However, in the above-described conventional state monitoring device, it is necessary to provide the data storage device 3 in the equipment room B or the like, and in order to transmit measurement data etc. from the equipment room B to the maintenance area C or the command center D. Needs to use the public communication line Pf, and the maintenance area C or the command center D needs to have a computer 4 (including a display and a printer). Therefore, the equipment cost is first, the communication cost is second, the place where state monitoring is possible is limited to the place where the computer is installed (maintenance area or headquarters), and the fourth is simple There were problems such as being unable to monitor the condition.

  The present invention has been made to solve the above problems. That is, the problem to be solved by the present invention is to provide a state monitoring device that can reduce communication costs and equipment costs, and can easily perform state monitoring not only in a maintenance area or a headquarters but also in any place. It is in.

  In order to solve the above problems, the state monitoring device according to the first aspect of the present invention amplifies the sensor for detecting the state of the railway equipment and the measured value of the sensor on the site, and outputs a function for converting the state information and an alarm. A fax machine (FAX is an abbreviation for facsimile) provided with a monitor terminal having a function and a transmission device, and provided in the transmission device and a maintenance area, a command office, or a site (hereinafter sometimes collectively referred to as a maintenance area). The following is the same)), and the transmission device has a distribution list including a distribution destination and distribution contents, and when receiving status information and / or an alarm from the monitor terminal, Based on this, standard FAX image data is created and transmitted to the railway telephone line based on the distribution list.

  In order to solve the above problems, a state monitoring device according to a second aspect of the present invention transmits and transmits a sensor and a monitor terminal having a function of amplifying a measured value of the sensor, converting the sensor into state information, and a function of outputting an alarm. Connected to the local telephone line, the local telephone line is connected to the railway telephone line via the PBX provided in the equipment room, etc., and the railway telephone line is provided in the maintenance area, etc. The transmission device is provided with a distribution list including a distribution destination and distribution contents, and when receiving status information and / or an alarm from the monitor terminal, it transmits a standard FAX image data based on the distribution information. It is created and transmitted to the local telephone line based on the distribution list.

  In order to solve the above problems, the state monitoring device according to the invention of claim 3 amplifies the sensor for detecting the state of the railway equipment and the measurement value of the sensor on the site, and outputs a function and alarm for converting the state information. A monitor terminal having a function, and the monitor terminal and a transmission device provided in the equipment room or the like are connected by a dedicated line (including status information transmission and alarm transmission; the same applies hereinafter), and the transmission device It is connected to a FAX transmitter / receiver provided in a maintenance area, etc. via a railway telephone line, and the monitor terminal has exceeded a certain threshold value at a certain time or when a railway facility event occurs. An alarm is sometimes transmitted to the transmission device, and the transmission device includes a distribution list including a distribution destination and distribution contents, and when receiving status information and / or an alarm from the monitor terminal, a standard based on the distribution list. Create a FAX image data, and characterized in that to transmit to the railway telephone line based on the distribution list.

  In order to solve the above-described problem, the state monitoring device according to the invention of claim 4 amplifies the sensor for detecting the state of the railroad facility on the site, the measurement value of the sensor, and outputs a function for converting the state information and an alarm. A monitor terminal having a function, a data storage device in a device room or the like and a transmission / reception device connected thereto, the monitor terminal and the data storage device are connected by a dedicated line, and the transmission / reception device and the maintenance area The data storage device stores state information and / or alarms received from the monitor terminal, and is connected to a FAX transmitter / receiver provided by a railway telephone line. A distribution list including contents, each time the data storage device newly receives status information and / or an alarm, or when receiving a distribution request from the maintenance area or the like, the status information and Or alarm and to create form of FAX image data, and characterized in that to transmit to the railway telephone line based on the distribution list.

  In order to solve the above-described problem, the state monitoring device according to the invention of claim 5 amplifies the sensor for detecting the state of the railway equipment and the measured value of the sensor on the site, and outputs a function for converting the state information and an alarm. A monitor terminal having a function, a data storage device, and a transmission / reception device connected thereto, the transmission / reception device is connected to a local telephone line, and the local telephone line is connected to a railway telephone via a PBX provided in an equipment room or the like. Connected to a line, and the railway telephone line is connected to a FAX transmitter / receiver provided in a maintenance area, etc., and the data storage device stores status information and / or alarms received from the monitor terminal, The transmission / reception apparatus includes a distribution list including a distribution destination and distribution contents, and each time the data storage apparatus newly receives status information and / or an alarm, or a distribution request from the maintenance area or the like When received, the state information and / or alarm to create form of FAX image data, and characterized in that to be transmitted to the private branch telephone line based on the distribution list.

  According to the first aspect of the present invention, (a) since a FAX transmitter / receiver having a high diffusion rate is provided as an information receiving means in the maintenance area or the like, no special equipment such as a personal computer is required for information reception. In addition, (b) because the railway phone line is used instead of the public communication line between the site and the maintenance area, etc., it is possible to utilize the existing company's free line, and the subscription and maintenance cost of the public telephone is unnecessary. Communication costs can be minimized. (C) Even if the communication accuracy of the railway telephone line is somewhat lowered, there is no problem in transmitting information by FAX transmission / reception. (D) If the railway telephone line is provided, it is possible to easily monitor the state by connecting an inexpensive FAX transmitter / receiver regardless of the place. (E) Railway equipment status information and warnings can be received periodically without any operation on the maintenance area side.

  According to the second aspect of the present invention, (a) since a FAX transmitter / receiver having a high diffusion rate is provided as an information receiving means in the maintenance area or the like, no special equipment such as a personal computer is required for information reception. In addition, (b) the company office space is not a dedicated line but a private telephone line, and the equipment room and the maintenance area are not a public communication line but a railway telephone line. It is possible to utilize the line, and no public telephone subscription and maintenance costs are required, and communication costs can be minimized. (C) On-premises telephone lines and railway telephone lines do not hinder information transmission by FAX transmission / reception even if the communication accuracy is somewhat lowered. (D) If the railway telephone line is provided, it is possible to easily monitor the state by connecting an inexpensive FAX transmitter / receiver regardless of the place. (E) Railway equipment status information and warnings can be received periodically without any operation on the maintenance area side.

  According to the invention of claim 3, (a) a maintenance area or the like is provided with a FAX transmitter / receiver having a high diffusion rate as information receiving means, so that no special equipment such as a personal computer is required for information reception. In addition, (a) since the monitoring terminal in the field and the transmission device such as the equipment room are connected by a dedicated line, the communication cost is reduced when the number of field devices is large. Since the railway phone line is used instead of the public communication line between the equipment room and the maintenance area, etc., it is possible to utilize the existing company's vacant line, and there is no need to join and maintain the public telephone, which reduces the communication cost. Can be minimized. (C) Even if the communication accuracy of the railway telephone line is somewhat lowered, there is no problem in transmitting information by FAX transmission / reception. (D) If the railway telephone line is provided, it is possible to easily monitor the state by connecting an inexpensive FAX transmitter / receiver regardless of the place. (E) It is possible to receive railway facility status information and warnings periodically or whenever an event occurs without any operation on the maintenance area side.

  According to the fourth aspect of the present invention, (a) since a FAX transmitter / receiver having a high diffusion rate is provided as an information receiving means in the maintenance area or the like, no special equipment such as a personal computer is required for receiving information. In addition, (a) since the on-site monitor terminal and the data storage device such as the equipment room are connected by a dedicated line, the communication cost is reduced when the number of on-site equipment is large. Since the transmission / reception device in the equipment room and the FAX transmission / reception device in the maintenance area are connected by a railway telephone line, it is possible to utilize the existing in-house vacant line, and there is no need for subscription and maintenance costs for public telephones. Cost can be minimized. (C) Even if the communication accuracy of the railway telephone line is somewhat lowered, there is no problem in transmitting information by FAX transmission / reception. (D) If the railway telephone line is provided, it is possible to easily monitor the state by connecting an inexpensive FAX transmitter / receiver regardless of the place. (E) It is possible to receive railway equipment status information and warnings periodically or whenever an event occurs without any operation on the maintenance area, etc., and deliver it to the equipment room, etc. from the maintenance area. Requests can be received to receive status information and alarms for monitored railroad equipment.

  According to the fifth aspect of the present invention, (a) a maintenance area or the like is provided with a FAX transmitter / receiver having a high diffusion rate as information receiving means, so that no special equipment such as a personal computer is required for information reception. In addition, (b) the company office space is not a dedicated line but a private telephone line, and the equipment room and the maintenance area are not a public communication line but a railway telephone line. It is possible to utilize the line, and no public telephone subscription and maintenance costs are required, and communication costs can be minimized. (C) On-premises telephone lines and railway telephone lines do not hinder information transmission by FAX transmission / reception even if the communication accuracy is somewhat lowered. (D) If the railway telephone line is provided, it is possible to easily monitor the state by connecting an inexpensive FAX transmitter / receiver regardless of the place. (E) It is possible to receive railway equipment status information and warnings periodically or whenever an event occurs without any operation on the maintenance area, etc., and also deliver it from the maintenance area to the equipment room, etc. Requests can be received to receive status information and alarms for monitored railroad equipment.

It is a figure which shows the 1st Embodiment of this invention notionally. It is a block diagram which shows the specific structure of the embodiment. It is a figure which shows the 2nd Embodiment of this invention notionally. It is a block diagram which shows the specific structure of the embodiment. It is a figure which shows the 3rd Embodiment of this invention notionally. It is a block diagram which shows the specific structure of the embodiment. It is a figure which shows the 4th Embodiment of this invention notionally. It is a block diagram which shows the specific structure of the embodiment. It is a figure which shows the 5th Embodiment of this invention notionally. It is a block diagram which shows the specific structure of the embodiment. It is a figure which shows a prior art notionally. It is a block diagram which shows the specific structure of the prior art of FIG.

  Next, embodiments of the present invention will be described with reference to the drawings. The same reference numerals are used for the same components as those of the conventional state monitoring apparatus shown in FIGS.

  In the first embodiment of the present invention, as shown in FIG. 1, as a basic configuration of a state monitoring device, a sensor 1, a monitor terminal 2, and a transmission device connected to a railway facility A1 installed at a site A The maintenance area C and the command center D are each provided with a FAX transmitter / receiver 6. The transmission device 5 provided at the site A and the FAX transmission / reception provided at the maintenance area C and the command center D are provided. The machine 6 is connected by a railway telephone line La.

  The railroad equipment A1 is a traffic light, an electric switch, a track circuit relay, a railroad crossing safety facility, a railroad crossing trouble alarm device, a railroad crossing obstacle detection device, and the like. The sensor 1 detects the state of the railway facility A1, and the monitor terminal 2 is a known device having a function of amplifying the detected value or measured value of the sensor 1 and converting it into state information and a function of outputting an alarm. The transmission device 5 includes a distribution list including a distribution destination and distribution contents, and when receiving status information and / or an alarm from the monitor terminal 2, creates a standard FAX image data based on the status information and / or alarm, Based on the distribution list, it is transmitted to the railway telephone line La.

  FIG. 2 shows a specific configuration of the first embodiment shown in FIG. The state signal of the railway facility A1 is detected by the sensor 1, and the detection signal is converted into a measurement value by the conversion unit 21 which is one component of the monitor terminal 2, and the processing unit 22 which is another component of the monitor terminal 2. , The measurement value is processed by the processing unit 22 to obtain measurement data, and the measurement data output from the processing unit 22 is given to the conversion device 51. When the measurement data is input from the processing unit 22 of the monitor terminal 2, the conversion device 51 creates a standard FAX image data based on the measurement data and gives it to the transmission device 5. The transmission device 5 includes a distribution list 52 including a distribution destination and distribution contents, and is configured to transmit FAX image data to the railway telephone line La based on the distribution list.

  Since the existing telephone line La is also connected to the maintenance zone C, etc., in the present embodiment, the maintenance zone C is equipped with a FAX transceiver 6 and the FAX transceiver 6 is connected to the railway zone. Connected to the telephone line La. Accordingly, every time an event occurs in the on-site railway facility A1, the sensor 1 detects this and outputs it to the monitor terminal 2, and the conversion unit 21 of the monitor terminal 2 converts it into a measured value based on the detection signal. Therefore, the processing unit 22 processes this and outputs it as measurement data. The conversion device 51 converts the measurement data into FAX image data and outputs it to the transmission device 5. As a result, since the transmission device 5 transmits the FAX image data to the railway telephone line La based on the distribution list, the FAX transmitter / receiver 6 in the maintenance zone C receives the FAX image data and outputs the data to the paper 7. . That is, the status information or alarm generated in the on-site railway facility A1 is transmitted to the maintenance area C or the like.

  According to the first embodiment, the following effects can be obtained. That is, (a) the maintenance area or the like C is provided with a FAX transmitter / receiver 6 having a high diffusion rate as an information receiving means, so that no special equipment such as a personal computer is required for information reception. (B) Since the railway telephone line La is used instead of the public communication line between the site and the maintenance zone C, etc., it is possible to utilize the existing in-house vacant line, and there is no need to join and maintain the public telephone. Communication costs can be minimized. (C) Even if the communication accuracy of the railway telephone line La is somewhat lowered, there is no hindrance to information transmission by FAX transmission / reception. (D) If the railway telephone line La is provided, the state can be easily monitored by connecting an inexpensive FAX transmitter / receiver 6 regardless of the place. (E) The maintenance information such as the maintenance area C and D can regularly receive the state information and alarm of the railway facility A1 without any operation.

  In the first embodiment, the FAX image data is transmitted directly from the transmission device 5 installed at the site A to the maintenance area C or the like. However, the second embodiment shown in FIG. As a typical configuration, as in the case of the first embodiment, a function and alarm for amplifying the sensor 1 connected to the railway facility A1 and the measured value of the sensor and converting it to state information are output to the site A The monitor terminal 2 and the transmission device 5 having the function to perform are provided. Then, the transmitter 5 is connected to the PBX 8 provided in the equipment room B etc. via the local telephone line Lb, and the PBX 8 is connected to a FAX transceiver provided in the maintenance areas C, D via the railway telephone line La. 6 is connected.

  The transmission device 5 includes a distribution list including a distribution destination and distribution contents. When receiving the status information and / or alarm from the monitor terminal 2, the transmission device 5 creates standard FAX image data based on the status information and / or alarm, and generates the distribution list. Is transmitted to the local telephone line Lb.

  FIG. 4 shows a specific configuration for realizing the basic configuration of FIG. The configuration of the site A is the same as that of the first embodiment shown in FIG. 2, but an equipment room or an equipment box B is provided between the site A and the maintenance areas C, D, and the equipment room or The first point is that a PBX 8 is provided in the equipment box B, and the on-site transmission device 5 is connected to the FAX transmitter / receiver 6 provided in the maintenance areas C, D, etc. via the PBX 8 and the railway telephone line La. Different from the embodiment.

  According to the second embodiment, (a) the maintenance area C and D are provided with the FAX transmitter / receiver 6 having a high penetration rate as information receiving means, so that special equipment such as a personal computer is provided for information reception. do not need. (B) Since the local telephone line Lb is not used as a dedicated line between the site and the equipment room B, and the railway telephone line La is used between the equipment room B and the maintenance area C, etc., not a public communication line. The company's own free line can be used, and there is no need to pay for and maintain a public telephone, so that the communication cost can be minimized. (C) The on-site telephone line Lb and the railway telephone line La do not hinder information transmission by FAX transmission / reception even if the communication accuracy is somewhat lowered. (D) If the railway telephone line La is provided, the state can be easily monitored by connecting an inexpensive FAX transmitter / receiver 6 regardless of the place. (E) The state information and warning of the railway facility A1 can be received periodically without any operation on the C and D sides such as the maintenance area.

  In the third embodiment, as shown in FIG. 5, the transmission device 5 in the first and second embodiments is provided in the equipment room B or the like, and the on-site monitor terminal 2 and the transmission device 5 in the equipment room B, etc. Are connected by a dedicated line Lc or a railway telephone line La, and the transmission device 5 in the equipment room B and the FAX transmitter / receiver 6 provided in the maintenance areas C and D are connected by the railway telephone line La.

  In a specific configuration in this case, as shown in FIG. 6, a transmission conversion device 9a is provided at the end of the monitor terminal 2 of the railway facility A1, and a similar transmission conversion device 9b is also provided in the equipment room B or the like. The measurement data transmitted from the on-site transmission conversion device 9a is received by the transmission conversion device 9b in the equipment room B, etc., converted into FAX image data by the conversion device 51, and given to the transmission device 5, and the transmission device Based on the communication list prepared in the above, it is configured to transmit to the FAX transmitter / receiver 6 in the maintenance area etc. via the rail telephone line La to a predetermined destination.

  According to the third embodiment, (a) maintenance areas C and D are provided with a high-frequency penetration FAX transmitter / receiver 6 as information receiving means, so that special equipment such as a personal computer is provided for information reception. do not need. (B) Since the on-site monitor terminal 2 and the transmission device 5 in the equipment room B are connected by a dedicated line, the communication cost is reduced when the number of on-site equipment is large. Since the railway phone line La is used instead of the public communication line between the equipment room B, etc. and the maintenance zone C, etc., it is possible to utilize the existing in-house vacant line, and there is no need for subscription and maintenance costs for public telephones. Communication costs can be minimized. (C) Even if the communication accuracy of the railway telephone line La is somewhat lowered, there is no hindrance to information transmission by FAX transmission / reception. (D) If the railway telephone line La is provided, the state can be easily monitored by connecting an inexpensive FAX transmitter / receiver 6 regardless of the place. (E) Even if no operation is performed on the C and D sides, such as the maintenance area, the status information and warning of the railway facility A1 can be received periodically or whenever an event occurs.

  FIG. 7 is a conceptual diagram showing a basic configuration of the fourth exemplary embodiment of the present invention. In this embodiment, the site A and the equipment room etc. B are connected by the dedicated line Lc or the railway telephone line La, the storage room 10 is provided in the equipment room etc. B, and an event occurs in the railway equipment A1. Each time, the event contents (status detection, measurement value, failure detection, etc.) are stored and accumulated. The equipment room B and the maintenance area C and the command office D are connected by a rail telephone line La. Then, when the field device is specified from the maintenance area C to the equipment room B through the rail telephone line La and a distribution request is made, the specified field equipment is stored first from the storage transceiver 10 in the equipment room B, etc. The event contents are transmitted in the form of FAX image data to the FAX transmitter / receiver 6 of the maintenance area or the like that requested distribution via the rail telephone line La. Therefore, the maintenance area C can receive the requested information at any time and output it on the paper 7 for viewing.

  In the specific configuration for realizing the fourth embodiment, as shown in FIG. 8, the configuration of the site A is the same as the configuration of the site A of FIG. The storage device 10 ′ is provided between the transmission conversion device 9b and the conversion device 51, the conversion device 51 is provided in the subsequent stage of the storage device 10 ′, and the transmission / reception device 5 ′ is provided in the subsequent stage of the conversion device 51. The transmitter / receiver 5 'is connected to the rail telephone line La provided between the equipment room B, etc. and the maintenance areas C, D, and the specified on-site equipment is identified from the maintenance areas C, D and the state of the on-site equipment. When the information distribution request is made, the transmission / reception device 5 ′ notifies the storage device 10 ′ of the distribution request signal, and as a result, the storage device 10 ′ reads out the information stored in the field device and gives it to the conversion device 51. Therefore, the conversion device 51 converts the read information into F Is converted into X image data, for output to the transceiver 5 ', the data is predetermined maintenance Ward through the railway telephone line La and the like C, it is sent to the FAX transceiver 6 D.

  According to the fourth embodiment, (a) maintenance areas C and D are provided with a FAX transmitter / receiver 6 having a high penetration rate as information receiving means, so special equipment such as a personal computer is provided for information reception. do not need. (B) Since the on-site monitor terminal 2 and the data storage device 10 such as the equipment room B are connected by the dedicated line Lc, the communication cost is reduced when the number of on-site equipment is large. Since the transmission / reception device 5 'in the equipment room B and the FAX transmission / reception device in the maintenance area are connected by a railway telephone line, it is possible to utilize the existing in-house vacant line and there is no need to pay for and maintain a public telephone. Yes, communication costs can be minimized. (C) Even if the communication accuracy of the railway telephone line La is somewhat lowered, there is no hindrance to information transmission by FAX transmission / reception. (D) If the railway telephone line La is provided, it is possible to easily monitor the state by connecting an inexpensive FAX transmitter / receiver regardless of the place. (E) It is possible to receive railway equipment status information and warnings periodically or whenever an event occurs without any operation on the C side of the maintenance zone, etc. It is possible to make a distribution request to the room B or the like and receive the status information and alarms of the monitored railway facilities A1.

  FIG. 9 is a conceptual diagram showing a basic configuration of the fifth exemplary embodiment of the present invention. In the fourth embodiment, the storage transmission / reception device 10 for storing data output from the monitor terminal 2 at the site is provided in the equipment room B or the like, whereas in this embodiment, the storage transmission / reception device 10 is installed on the site. A PBX 8 is provided in the equipment room B and the like, and the storage transmission / reception device 10 on the site and the PBX 8 in the equipment room B are connected by the local telephone line Lb. The PBX 8 and the maintenance areas C and D When the inquiry is requested from the maintenance area C, D by specifying a specific facility at a specific site by connecting to the FAX transmitter / receiver 6 via the railway telephone line La, the inquiry request signal is transmitted via the PBX 8. Information stored in the storage transmission / reception device 10 regarding the designated railway equipment is read out, and the information is converted into predetermined FAX image data by the conversion device 51. It is transformed, and is configured to be transmitted as answer information to the maintenance Wards C that issued again private telephone line Lb, PBX8 and query request signal via the railway telephone line La.

  A specific configuration for realizing the basic configuration of FIG. 9 is as shown in FIG.

  According to the fifth embodiment, (a) maintenance areas C and D are provided with a highly popular FAX transmitter / receiver as information receiving means, so special equipment such as a personal computer is required for receiving information. And not. (B) Since the local telephone line Lb is not used as a dedicated line between the site and the equipment room B, and the railway telephone line La is used between the equipment room B and the maintenance areas C and D, not a public communication line. In addition, it is possible to make use of an existing in-house free line, and there is no need to join and maintain a public telephone, and communication costs can be minimized. (C) The on-site telephone line Lb and the railway telephone line La do not hinder information transmission by FAX transmission / reception even if the communication accuracy is somewhat lowered. (D) If the railway telephone line La is provided, it is possible to easily monitor the state by connecting an inexpensive FAX transmitter / receiver regardless of the place. (E) The maintenance area etc. C, D can receive the status information and alarm of the railway equipment A1 periodically or whenever an event occurs without any operation on the C, D side. A distribution request can be made to the equipment room B from the side, and the status information and alarm of the monitored railway facility A1 can be received.

A Site A1 Railway equipment 1 Sensor 2 Monitor terminal 5 Transmitter 5 'Transmitter / receiver 51 Transformer 6 Facsimile 7 Paper B Equipment room 8 PBX
C Maintenance area D Command center 10 Storage device La Railway telephone line Lb Private telephone line Lc Dedicated line

Claims (5)

  Provided with a sensor for detecting the state of railway equipment at the site, a monitor terminal having a function of amplifying a measured value of the sensor, converting it into state information, and a function of outputting an alarm, and a transmission device. When the transmission device is provided with a distribution list including a distribution destination and distribution contents and receives status information and / or an alarm from a monitor terminal. A condition monitoring apparatus for generating fixed FAX image data based on the data and transmitting the FAX image data to the railway telephone line based on the distribution list.   Provided on site with a sensor for detecting the state of railway equipment, a monitor terminal having a function of amplifying a measured value of the railway equipment, converting it into state information, and a function of outputting an alarm, and a transmission device, and the transmission device as a local telephone line Connected to a railway telephone line via a PBX provided in the equipment room, etc., and the railway telephone line is connected to a facsimile transmitter / receiver provided in a maintenance area. The apparatus includes a distribution list including a distribution destination and distribution contents. When status information and / or an alarm is received from a monitor terminal, the apparatus creates fixed FAX image data based on the status information and / or an alarm, and creates a private telephone based on the distribution list. A state monitoring device that transmits to a line.   Provided on site with a sensor that detects the state of railway equipment and a monitor terminal that has the function of amplifying the measured value of the sensor and converting it to status information and the function of outputting an alarm, and provided in the monitor terminal and equipment room, etc. A transmission device is connected by a dedicated line, and the transmission device and a facsimile transmitter / receiver provided in a maintenance area are connected by a rail telephone line. An alarm is transmitted to the transmission device when the measured value or the measured value exceeds a certain threshold at the time of occurrence, and the transmission device includes a distribution list including a distribution destination and distribution contents, and status information from the monitor terminal And / or when a warning is received, standard facsimile image data based on the alarm is generated and transmitted to the railway telephone line based on the distribution list. State monitoring device for the butterflies.   It is equipped with a sensor that detects the state of railway equipment at the site, a monitor terminal that has a function of amplifying the measured value of the sensor, converting it into state information, and a function of outputting an alarm, and a data storage device in the equipment room and the like. Comprising a connected transmission / reception device, connecting the monitor terminal and the data storage device via a dedicated line, and connecting the transmission / reception device and a facsimile transmitter / receiver provided in a maintenance area, etc. via a railway telephone line; The data storage device stores status information and / or alarms received from the monitor terminal, the transmission / reception device includes a distribution list including distribution destinations and distribution contents, and the data storage device includes status information and / or alarms. Each time a new request is received, or when a distribution request is received from the maintenance area, etc., the status information and / or warning is generated as a standard facsimile image data. Condition monitoring apparatus, characterized in that to transmit to the railway telephone line based on the distribution list.   A sensor for detecting the state of railway equipment at the site, a monitor terminal having a function of amplifying a measured value of the sensor, converting it into state information, and a function of outputting an alarm, a data storage device, and a transmission / reception device connected thereto And connecting the transmission / reception device to a local telephone line, connecting the local telephone line to a railway telephone line via the PBX provided in the equipment room, etc., and transmitting / receiving the railway telephone line to a maintenance area or the like The data storage device stores status information and / or alarms received from the monitor terminal, and the transmission / reception device comprises a distribution list including a distribution destination and distribution contents, and the data storage Each time the device newly receives status information and / or an alarm, or when a distribution request is received from the maintenance area, etc., the status information and / or the alarm is Create a millimeter image data, condition monitoring apparatus, characterized in that to be transmitted to the private branch telephone line based on the distribution list.

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