JP2010231982A - Lighting system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a lighting system enabling to quickly specify a position where a communication failure physically occurs. <P>SOLUTION: An automatic inspection monitoring system includes a plurality of guide lamps 2A-2J each having a communicating function, a control device 1 to which the guide lamps 2A-2J are connected via communication lines and which individually monitors and controls the guide lamps 2A-2J through the addresses previously set to the respective lamps 2A-2J, and a monitoring device 3 provided on the way of a communication passage ranging from the control device 1 to the guide lamps 2A-2J for monitoring communicating conditions between the control device 1 and the guide lamps 2A-2J. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a lighting system.

  Conventionally, a plurality of disaster prevention lighting terminals (for example, guide lights) having a communication function, and a control device that monitors the state of each disaster prevention lighting terminal and transmits an inspection command to each disaster prevention lighting terminal. There is provided a monitoring system for disaster prevention lighting that is connected via a network and can individually monitor the information of each disaster prevention lighting terminal (see, for example, Patent Document 1). In this disaster prevention lighting monitoring system, an address is set for each disaster prevention lighting terminal, and the control device individually manages each disaster prevention lighting terminal using this address.

Japanese Patent Laying-Open No. 2005-32115 (paragraph [0010] -paragraph [0018] and FIGS. 1 to 3)

  In the monitoring system for disaster prevention lighting shown in the above-mentioned Patent Document 1, for example, when a communication failure occurs due to communication abnormality of the disaster prevention lighting terminal or disconnection of the communication line, it is necessary to identify where the communication failure has occurred. However, in this conventional example, although the address set for the disaster prevention lighting terminal where communication failure occurred can be displayed on the control device, the address where the communication failure occurred is assigned to which disaster prevention lighting terminal, and where Design drawings, address layouts, etc. were required to identify the installation. Moreover, since a control device that displays fault information such as an address is often installed at a location away from the disaster prevention lighting terminal (for example, a centralized control room), the control device and the fault location are identified in order to identify the fault location. I had to go back and forth, and it was time consuming.

  The present invention has been made in view of the above problems, and an object of the present invention is to provide an illumination system that can quickly identify a physical occurrence location of a communication failure.

  According to the first aspect of the present invention, a plurality of lighting fixtures having a communication function and the plurality of lighting fixtures are connected via communication lines, and each lighting fixture is individually monitored and controlled by an address preset in each lighting fixture. It is characterized by comprising a control device and a monitoring device that is provided in the middle of the communication path from the control device to each lighting fixture and that monitors the communication state between the control device and each lighting fixture.

  The invention according to claim 2 is characterized in that the monitoring device includes a notifying means for notifying a monitoring result.

  The invention according to claim 3 is characterized in that the monitoring device comprises a storage means for storing the monitoring result.

  According to a fourth aspect of the present invention, the monitoring device includes at least three connection portions to which a communication line can be connected, and the plurality of lighting fixtures and the control device are each connected to any one of the connection portions via the communication line. The monitoring device monitors the communication state between the control device and each lighting fixture for each connection unit.

  According to the first aspect of the present invention, the failure information can be confirmed by the monitoring device provided in the middle of the communication path when specifying the physical occurrence location of the communication failure. It is possible to save the trouble of going back and forth between the control device for displaying information and the fault location, and as a result, it is possible to quickly identify the physical occurrence location of the communication fault. Furthermore, there is an effect that it is possible to roughly grasp that a communication failure has occurred in either the upstream lighting fixture or the downstream lighting fixture with respect to the monitoring device.

  According to the invention of claim 2, the communication state between the control device and each luminaire can be notified by the notification means, and the administrator and the user can easily grasp the communication state of the system from the notification content. There is an effect that can be done.

  According to the invention of claim 3, the past monitoring result can be read and confirmed from the storage means, and for example, when a portable device such as a USB memory or an SD memory card is used as the storage means, There is an effect that the monitoring result can be presented to a person who is in a place different from the place where the system is installed.

  According to invention of Claim 4, since the communication state between a control apparatus and each lighting fixture is monitored for every connection part, when a communication failure generate | occur | produces, a failure location can be specified per connection part. As a result, the physical failure location can be identified more quickly.

It is a schematic block diagram of the automatic inspection monitoring system of this embodiment. (A) is a schematic block diagram of a control device used in the above, (b) is a schematic block diagram of a guide light used in the above, and (c) is a schematic block diagram of a monitoring device used in the above.

  An embodiment of an illumination system according to the present invention will be described with reference to FIGS. 1 and 2. The lighting system according to the present invention is an automatic inspection / monitoring system that monitors and periodically checks a lighting fixture for disaster prevention such as a guide light. In the following description, a case where a guide light is used as the lighting fixture will be described.

  As shown in FIG. 1, the automatic inspection and monitoring system of the present embodiment includes a plurality of guide lights 2 </ b> A to 2 </ b> J having a communication function, and these guide lights 2 </ b> A to 2 </ b> J are connected via communication lines. The control device 1 that individually monitors and controls each of the guide lights 2A to 2J according to an address preset in 2J, and a control device that is provided in the middle of the communication path from the control device 1 to each of the guide lights 2A to 2J. 1 and a monitoring device 3 that monitors the communication state between each of the guide lights 2A to 2J. Here, individual addresses are set for the guide lights 2A to 2J by dip switches (not shown). In this embodiment, addresses 001 to 010 are set for the guide lights 2A to 2J, respectively. The control device 1 can identify the guide lights 2A to 2J by these addresses.

  FIG. 2A is a schematic block diagram of the control device 1, and a communication unit that performs communication between the control unit 10 that performs general control using a microcomputer as a main component and the guide lights 2 </ b> A to 2 </ b> J. 11, for example, an operation unit 14 that is composed of a touch pad and receives an operation input from the outside, a display unit 12 that displays an inspection result and an inspection schedule of each of the guide lights 2 </ b> A to 2 </ b> J to be described later, and the above-described inspection result and inspection schedule And the like. In this embodiment, the operation unit 14 and the display unit 12 constitute a touch panel display. For example, an administrator of the system can check the inspection instructions and the inspection schedule for the guide lights 2A to 2J through the touch panel display. And confirm the settings and inspection results. The storage unit 13 is preferably an EEPROM or a flash memory, but may be a memory that is detachable from the control device 1 such as a USB memory or an SD memory card.

  FIG. 2B is a schematic block diagram of the guide lights 2A to 2J, a communication function unit 21 for performing communication with the control device 1, and a lighting circuit having a built-in lamp lighting function and an inspection function. Part 20. The communication function unit 21 includes a control unit 22 that performs general control using a microcomputer as a main component, a communication unit 23 that performs communication with the control device 1, and the lighting circuit unit 20. And an interface unit 24 for performing communication. In addition, the lighting circuit unit 20 has a function of determining the life or abnormality of a lamp and a battery that is an emergency power source, and the inspection results are input to the control unit 22 via the interface unit 24. Is done. Thereafter, the control unit 22 transmits the received inspection result from the communication unit 23 toward the control device 1.

  FIG. 2C is a schematic block diagram of the monitoring device 3, which is connected to a control unit 30 that performs general control using a microcomputer as a main component and a main communication path L <b> 1 from the control device 1. 1 and the main communication unit 31 that communicates with the guide lights 2A and 2B connected to the main communication path L1, and the branch communication paths L2 and L3, respectively, and the guide lights via the branch communication paths L2 and L3. Branch communication unit 32 that communicates with 2C to 2F or guide lights 2G to 2J, a display unit 33 that includes, for example, a liquid crystal panel and displays the check results of each of guide lights 2A to 2J, the above check results, and the like Is stored, and a power supply unit 35 that generates an operating power supply for each of the above units from a commercial AC power supply AC. The storage unit 34 is preferably an EEPROM or a flash memory, but may be a memory that can be attached to and detached from the guide lights 2A to 2J, such as a USB memory or an SD memory card. Here, in this embodiment, the notification unit is configured by the display unit 33, and the storage unit is configured by the storage unit 34.

  The communication unit 11, the communication unit 23, the main communication unit 31, and the branch communication unit 32 described above are configured by, for example, an RS485 driver, and each communication unit is a network for an embedded device called emNET (registered trademark). They can communicate with each other according to the protocol.

  Here, the automatic inspection and monitoring system of the present embodiment includes a “periodic inspection” once every six months, a “weekly inspection” every two weeks, and “always monitoring” defined by the Fire Service Law. Three modes are provided. “Periodic inspection” is a mode in which the battery capacity is confirmed by turning on the lamp for an emergency for the rated time, and “Weekly inspection” is a mode for detecting end-of-life parts by turning on the lamp for a short time. In addition, “always monitoring” is a mode in which failure modes such as non-lighting are always monitored. “Regular inspection” and “weekly inspection” are respectively executed by inspection instructions transmitted from the control unit 10 in accordance with an inspection schedule stored in the storage unit 13 of the control device 1. In the automatic inspection and monitoring system of the present embodiment, the inspection time is taken into consideration so that the periodic inspection of all the guide lights 2A to 2J can be completed in a preset inspection cycle, and the adjacent guide lights are not turned on at the same time. Thus, an inspection schedule is determined, and inspection instructions are sequentially transmitted to the guide lights 2A to 2J.

  By the way, the monitoring device 3 described above is provided in the middle of the communication path from the control device 1 to each of the guide lights 2A to 2J, and the control device 1 and the guide lights 2A to 2J are connected via a communication line. In this embodiment, a first connection unit (not shown) for connecting the main communication path L1 and a plurality of second connections for connecting the plurality of branch communication paths L2, L3 are used. The monitoring device 3 is provided with a section (not shown). That is, as shown in FIG. 1, the main communication path L1 is connected to the monitoring apparatus 3 of the present embodiment so as to branch into two branch communication paths L2 and L3. And in this monitoring apparatus 3, it is comprised so that the communication state between the control apparatus 1 and each guide light 2A-2J may be monitored for every said connection part, Therefore, in the control part 30, which connection part is connected to which It is possible to determine whether a guide light is connected.

  The first connection unit is connected to the main communication unit 31 described above, and the second connection unit is connected to the branch connection unit 32 described above. That is, in the monitoring device 3 of the present embodiment, when the main communication unit 31 receives the inspection command transmitted from the control device 1, the branch lights 2C to 2F connected to the branch communication path L2 from the branch communication unit 32, and the branch Transmission to the guide lights 2G to 2J connected to the communication path L3 is possible. Further, the inspection results from the guide lights 2C to 2J can be transmitted to the control device 1 in the same manner.

  Next, the operation of this automatic inspection and monitoring system will be described. In the following description, a case where inspection commands corresponding to the respective guide lights 2A to 2J are transmitted in the order of addresses will be described.

  When the inspection signal including the address 001 is sent from the control device 1 to the main communication path L1, the inspection signal is transmitted to the guide lights 2A and 2B via the main communication path L1, and the branch communication unit of the monitoring device 3 32 to the guide lights 2C to 2J via the branch communication paths L2 and L3. At this time, the inspection signal is also input to the control unit 30 of the monitoring device 3, and an address and an inspection command included in the inspection signal are displayed on the display unit 33 and stored in the storage unit 34. On the other hand, in the guide lights 2A to 2J, it is determined whether or not the address included in the received inspection signal matches the address set to itself, and since the address matches in the guide light 2A, the inspection command included in the inspection signal Since the addresses do not match in the other guide lights 2B to 2J, the inspection command is not captured. In the guide light 2A, inspection (periodic inspection or weekly inspection) is performed according to the received inspection instruction, and the inspection result is transmitted from the communication unit 23 to the main communication path L1. Thereafter, the control device 1 receives the inspection result, causes the display unit 12 to display it, and causes the storage unit 13 to store it. At this time, the inspection result is also input to the control unit 30 of the monitoring device 3 and displayed on the display unit 33 and stored in the storage unit 34. Here, in the guide light 2B connected to the same main communication channel L1, the inspection result is transmitted to the control device 1 by the same procedure.

  Next, for example, when the address included in the inspection signal transmitted from the control device 1 is 004, the inspection is performed in the corresponding guide light 2D, and the inspection result is monitored via the branch communication path L2. Sent to. In the monitoring device 3, the received inspection result is displayed on the display unit 33, stored in the storage unit 34, and further sent from the master communication unit 31 to the master communication path L <b> 1 toward the control device 1. Thereafter, the control device 1 receives the inspection result, causes the display unit 12 to display it, and causes the storage unit 13 to store it. Here, in the guide lights 2C, 2E, and 2F connected to the same branch communication path L2, the inspection result is transmitted to the control device 1 by the same procedure, and the guide connected to the branch communication path L3. For the lights 2G to 2J, the inspection result is transmitted to the control device 1 by the same procedure.

  And in the state where inspection was completed in all the guide lights 2A to 2J, all inspection results are stored in the storage unit 13 of the control device 1 and the storage unit 34 of the monitoring device 3.

  Here, when the inspection result from the target guide light is not transmitted even after a predetermined time has passed even though the inspection command is issued from the control device 1, the control unit 30 of the monitoring device 3 is inspected. It is determined that a communication failure has occurred with the guide light, and the display unit 33 displays that a communication failure has occurred. At this time, the address of the target guide light is displayed together, but the monitoring device 3 of the present embodiment monitors the communication state between the control device 1 and each of the guide lights 2A to 2J for each connection unit. Therefore, it is possible to specify the connection part to which the target guide light is connected, and the number and name of the corresponding connection part are also displayed. The failure information is also displayed on the display unit 12 of the control device 1 and stored in the storage units 13 and 34, respectively. That is, in the automatic inspection and monitoring system according to the present embodiment, the failure information is also displayed on the display unit 33 of the monitoring device 3 arranged in the middle of the communication path. Failure information can be confirmed without going. In addition, since it is possible to know at which connection part the communication failure has occurred, if it is connected to the main communication path L1 or the branch communication paths L2 and L3 for each installation position, it communicates with which guide light. You can also get a rough idea of what happened.

  Here, the past inspection schedules, inspection results, failure information, etc. stored in the storage units 13, 34 can be read from the storage units 13, 34 and redisplayed on the display units 12, 33, respectively. .

  Thus, according to the present embodiment, when the location where the communication failure occurs is specified, the failure information can be confirmed by the monitoring device 3 provided in the middle of the communication path. It is possible to save the trouble of going back and forth between the control device for displaying information and the fault location, and as a result, it is possible to quickly identify the physical occurrence location of the communication fault. In particular, when the communication state between the control device 1 and each of the guide lights 2A to 2J is monitored for each connection portion as in the present embodiment, the location where the communication failure occurs can be specified on a connection unit basis. Thus, it becomes possible to identify the physical failure location more quickly.

  Moreover, the communication state between the control device 1 and each of the guide lights 2A to 2J can be displayed by the display units 12 and 33, and the administrator and the user can easily grasp the communication state of the system from the display content. it can. Furthermore, past monitoring results (inspection schedules, inspection results, failure information, etc.) can be read out from the storage units 13 and 34 and confirmed. For example, the storage units 13 and 34 are portable like USB memory or SD memory card. If possible, the monitoring result can be presented to a person who is in a different place from where the system is installed.

  In addition, although this embodiment demonstrated the case where a guide light was used as a lighting fixture, a lighting fixture is not limited to this embodiment, For example, even if it is an emergency lighting fixture, a general lighting fixture, etc. Good. Moreover, although this embodiment demonstrated the case where the number of branches (connection part) of the monitoring apparatus 3 was two, three or more may be sufficient. Furthermore, although this embodiment demonstrated the case where the inspection command to each guide light 2A-2J was transmitted sequentially in order of an address, the transmission method is not limited to this embodiment. Further, the notification means is not limited to the present embodiment, and may be a notification for example by voice. Further, the lighting system is not limited to that of the present embodiment.

1 Control devices 2A to 2J Guide lights (lighting fixtures)
3 monitoring devices

Claims (4)

  A plurality of lighting fixtures having a communication function, a control device that monitors and controls each lighting fixture individually by an address that is connected to the plurality of lighting fixtures via a communication line and is preset in each lighting fixture, and the control device A lighting system comprising a control device and a monitoring device that monitors a communication state between each lighting fixture and is provided at an intermediate position on a communication path from the lighting fixture to each lighting fixture.   The illumination system according to claim 1, wherein the monitoring device includes notification means for notifying a monitoring result.   The lighting system according to claim 1, wherein the monitoring device includes a storage unit that stores a monitoring result.   The monitoring device includes at least three connection portions to which a communication line can be connected, and the plurality of lighting fixtures and the control device are connected to any one of the connection portions via the communication lines, respectively. The lighting system according to claim 1, wherein a communication state between the control device and each lighting fixture is monitored for each connection unit.

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