JPH1031794A - Display device for receiver of fire alarm equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To rapidly confirm the final page or the leading page, to eliminate overlook of events on the next page or the previous page and to confirm numbers of fire and gas leakage in real time. SOLUTION: Functions of the next page changeover switch 3 and the previous page changeover switch 4 are changed to the functions of the final page changeover switch and the leading page changeover switch respectively by pressing a function changeover switch 5. After the function change, the final page or the leading page is displayed on the screen 2 by pressing the switches. Also, the next page changeover switch 3 or the previous page changeover switch 4 becomes different from ordinary mode and events in the next page or the previous page are informed. Furthermore, the total number of fire and gas leakage is always displayed 7, 8 on the screen 2 apart from message 6 of the events.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a display device in a receiver of a fire alarm system.

[0002]

2. Description of the Related Art Conventionally, a display device in a receiver of a fire alarm system is provided each time an event such as a fire occurrence signal, a gas leak occurrence signal, or an operation signal of a smoke prevention terminal such as an indoor fire hydrant or a fire shutter occurs. It is configured to display a message of each event on a screen such as an LCD or a CRT.

[0003] The arrangement of displayed messages on a screen varies, but usually a plurality of messages are displayed on one screen. That is, for example, as shown in FIG. 7, a maximum of six messages 101 are arranged and displayed on one screen 100 in the vertical direction.

[0004] In this case, if an event of six or more messages occurs, the subsequent messages overflow the screen 100 and are displayed on the next page. The next page message can be viewed by operating the next page switch 102. When the user wants to check the previous page again, the user operates the previous page switch 103 to switch the screen.

[0005]

Since such a conventional display device displays messages in the order of occurrence of events, when the first page becomes six messages as described above, the subsequent messages are displayed. Will be displayed on the following pages. Therefore, as events occur one after another, the latest message will always be placed on the last page.

In this case, conventionally, there were only the next page switch 102 and the previous page switch 103 which can switch the screen only to one page, so when many events occurred, it took time to confirm the latest event. Further, there are cases where it is desired to return to the first page and confirm the display while displaying a halfway page on the screen. In this case, too, the user must operate the previous page switch 103 to return to one screen. ,It took time.

Further, when a full message is displayed on one screen, it is not known from the screen whether there is a message on the next page or the previous page, and the event may be missed.

In addition, each time an event occurs, an additional display is performed irrespective of the type of signal such as a fire occurrence signal, a gas leak occurrence signal, and an operation signal of a smoke prevention terminal, so that a fire detector, a gas leak detector, There is also a problem that it is difficult to understand the number of terminals, such as repeaters, that are actually recognizing the fire, and it is difficult to grasp the scale and progress of the fire.

SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and enables a screen to be switched to a last page or a first page at a stroke by operating a switch, and changes a page change switch to a mode different from a normal mode. As a result, the fact that there is an event on the next page or the previous page is notified, and the total number of fire and gas leak events is always displayed on the screen separately from the message of each event. An object of the present invention is to provide a display device in a receiver of a fire alarm system capable of eliminating all points.

The gist of the present invention is as follows. (1) In a receiver of a fire alarm system, a message is displayed on the screen each time an event such as a fire occurrence signal or a gas leak occurrence signal occurs, and the screen is switched to the next page or the previous page by operating a switch. A display device for a receiver of a fire alarm system, characterized in that the screen can be switched to the last page or the first page by a switch operation.

(2) A fire alarm system which displays a message on the screen each time an event such as a fire occurrence signal or a gas leak occurrence signal occurs and switches the screen to the next or previous page by operating a switch. A fire alarm system characterized in that a corresponding page changeover switch is changed to an unusual mode on a display device of the receiver in order to indicate that an event exists on the next page or the previous page. Display device in the receiver.

(3) Each time an event such as a fire signal or a gas leak signal occurs, a message is displayed on the screen, and the screen is switched to the next page or the previous page by operating a switch. A display device in a fire alarm system receiver, wherein a total number of fire and gas leak event occurrences is always displayed on a screen in addition to a message for each event, on a display device in the receiver.

(4) Each time an event such as a fire signal or a gas leak signal occurs, a message is displayed on the screen, and the screen is switched to the next page or the previous page by operating a switch. In the display device of the receiver, the screen can be switched to the last page or the first page by a switch operation, and the corresponding page switching is performed so as to indicate that the event exists on the next page or the previous page. A fire alarm, characterized in that the switch is changed to a mode different from the normal mode, and the total number of fire and gas leak events is always displayed on the screen separately from the message of each event. Display device in the receiver of the equipment.

[0014]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a front view of a receiver of the fire alarm system, 1 is a receiver main body, and 2 is a screen of a display device.

FIGS. 2 to 4 are explanatory views of an embodiment corresponding to claims 1 and 4 of the present invention. In addition to the conventional next page switch 3 and previous page switch 4, the last page is shown. A changeover switch and a first page changeover switch are provided so that the screen can be switched to the last page or the first page at a stretch.

The last page switch and the first page switch may be provided separately from the next page switch and the previous page switch.
As in the present embodiment, the functions of the next page switch 3 and the previous page switch 4 may be changed to the last page switch and the first page switch. That is, in the present embodiment, by pressing the function change switch 5, the function of the next page switch 3 is changed to the last page switch and the function of the previous page switch 4 is changed to the first page switch. Thereby, the installation space for the switch can be omitted. In the figure, reference numeral 6 denotes an event message displayed on the screen 2 of the display device.

In this embodiment, as described above, the next page switch 3 is changed to the last page switch 3 'by the function change switch 5 (FIG. 3), or the previous page switch 4 is changed to the first page switch 4'. The function is changed (FIG. 4), and by operating each switch on the function, the screen can be switched to the screen of the last page or the first page at a stretch. Therefore, the latest event or the first event can be quickly confirmed.

FIGS. 5 and 6 are explanatory views of an embodiment corresponding to claims 2 and 4 of the present invention. In order to indicate that an event exists on the next page or the previous page, the corresponding figure is shown. The page change switch is changed to a mode different from the normal mode.

That is, for example, when the event has only six messages and can fit on one screen, both the next page switch 3 and the previous page switch 4 are in a normal mode. However, when an event occurs and a message is displayed on the next page and thereafter, as shown in FIG. 5, the next page changeover switch 3 changes color or blinks to change to a mode different from the normal mode. Then, it informs that the event also exists on the next page. There are various changes in the mode, and the color may be changed if the screen is color as in the present embodiment.

If the currently displayed screen is not the first page, the previous page changeover switch 4 changes to a mode different from the normal mode as shown in FIG. Furthermore, if the currently displayed screen is neither the first page nor the last page,
That is, when a plurality of intermediate pages are displayed, both the next page switch 3 and the previous page switch 4 change to a mode different from the normal mode.

Further, as shown in FIGS. 2 to 6, the total number of event occurrences relating to fire and gas leaks is always displayed on the screens 7 and 8 separately from the message of each event. In addition, 7 is the display of the total number of fire occurrences, and 8 is the display of the total number of gas leaks.

As described above, no matter what page is displayed on the screen, the number of events currently occurring for "fire" and "gas leak" is always displayed at the bottom of the screen as "total number of alarms". In the event of a fire or gas leak, the number of occurrences can be confirmed in real time, making it easy to grasp the scale of the fire.

[0023]

The present invention is configured as described above. If the screen can be switched to the last page or the first page at a stroke by operating a switch, the latest event or the first event can be quickly confirmed. it can.

If the corresponding page changeover switch is changed to a mode different from the normal mode in order to indicate that the event exists on the next page or the previous page, it is possible to prevent the event from being overlooked. .

If the total number of fire and gas leak events is always displayed on the screen separately from the message of each event, the number of fires and gas leaks can be confirmed in real time, and the scale of the fire can be grasped. Becomes easier.

[Brief description of the drawings]

FIG. 1 is a front view of a receiver of a fire alarm system according to the present invention.

FIG. 2 is a front view of a screen of the display device according to the first embodiment of the present invention.

FIG. 3 is an operation explanatory view of the first embodiment of the present invention.

FIG. 4 is an operation explanatory view of the first embodiment of the present invention.

FIG. 5 is an operation explanatory view of a second embodiment of the present invention.

FIG. 6 is an operation explanatory view of a second embodiment of the present invention.

FIG. 7 is a front view of a screen of a display device in a receiver of a conventional fire alarm system.

[Explanation of symbols]

 1 Receiver main unit 2 Display screen 3 Next page switch 3 'Last page switch 4 Previous page switch 4' First page switch 5 Function change switch 6 Event message

Claims (4)

[Claims] 1. A fire alarm system which displays a message on a screen every time an event such as a fire occurrence signal or a gas leak occurrence signal occurs and switches the screen to the next or previous page by operating a switch. A display device in a fire alarm system receiver, characterized in that the screen can be switched to the last page or the first page by a switch operation. 2. A fire alarm system displays a message on the screen each time an event such as a fire occurrence signal or a gas leak occurrence signal occurs, and switches the screen to the next or previous page by operating a switch. A fire alarm system, wherein the corresponding page changeover switch is changed to an unusual mode in order to indicate that an event exists on the next page or the previous page on a display device of the fire alarm device. Display device in the receiver. 3. A fire alarm system which displays a message on the screen each time an event such as a fire occurrence signal or a gas leak occurrence signal occurs and switches the screen to the next or previous page by operating a switch. A display device in a receiver of a fire alarm system, wherein a total number of fire and gas leak event occurrences is always displayed on a screen in addition to a message of each event on a screen. 4. A fire alarm system that displays a message on the screen each time an event such as a fire occurrence signal or a gas leak occurrence signal occurs, and switches the screen to the next or previous page by operating a switch. In the display device in the machine, while the screen can be switched to the last page or the first page by a switch operation,
In order to indicate that an event exists on the next page or the previous page, the corresponding page changeover switch is changed to an unusual mode.Furthermore, apart from the message of each event, a fire and the like are displayed on the screen. A display device in a receiver of a fire alarm system, wherein a total number of occurrence events of gas leaks is always displayed.