JPH0199199A - Remote supervisory equipment - Google Patents

Abstract

PURPOSE:To prevent any delay in response in the event of abnormality by constituting the title equipment so that an abnormality alarm pertinent to an abnormal situation and a speech request for checking that are issued by a terminal equipment can be separately inputted to a supervisory center. CONSTITUTION:To a signal outputted from the terminal equipments T1'-Tn' an identification information is added by an allocating means 4' at the time of checking. And in the supervisory center C' that receives said signal through a telephone line, the identification information respectively included in signals from deciding means H1-Hn is decided on, accordingly a switching means 10 is switched to input a signal to a checking signal input part 12. On the other hand, in case the identification signal is not added to the signal, the means 10 is so switched as according to the decision in the deciding means H1-Hn in order to input a signal to an abnormality signal input part 11. In such a way, the supervisory center C' can selectively receive an abnormality alarm issued by a terminal equipment in the event of an abnormal situation, hence an exact response can be executed for the abnormality alarm.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a remote monitoring device that has terminal devices installed in each of a plurality of buildings and a monitoring center that monitors these terminal devices via telephone lines. .

[Conventional technology]

FIG. 4 is a block diagram showing the configuration of a conventional remote monitoring device,
FIG. 5 is a data format diagram of a signal issued by the terminal device of FIG. 4.

As shown in FIG. 4, this conventional remote monitoring device includes terminal devices T1 to T1 installed in each of a plurality of buildings (not shown).
Tfi, and a monitoring center C that inputs signals from these terminal devices T, ~T7 via a telephone line and monitors the terminal devices Tfi. Inside the elevator car of the building where T1 is installed, an intercom 1 for making calls with the outside and a start switch 2 for requesting a call to this intercom 1 are installed. It is connected to a warning device 4 via a call detector 3. On the other hand, the monitoring center C is provided with a signal input section 5 into which a signal issued by the warning device 4 is input.

With the remote monitoring device configured in this way, for example, if a passenger is trapped in an elevator car of a building where the terminal device T is installed, when the passenger presses the start switch 2 of the intercom 1, the terminal device T1 A call detector 3 detects activation of the start switch 2. In response to this, the alarm device 4 forms a signal and outputs it using the auto dial function. This signal from the terminal device T1 side is transmitted to the monitoring center C via the telephone line and input to the signal input section 5.

As a result, the supervisor at the monitoring center C responds with a telephone (not shown), so passengers in the elevator car can make a call to report the emergency situation, and the supervisor at the monitoring center C can take necessary measures. There is.

Note that the signal generated by the alarm device 4 has a start pitch (STX21) indicating the beginning of the signal, as shown in FIG.
, address data 22 representing the building where the signal is emitted;
It is sequentially composed of alarm data 23 indicating a call request from the intercom 1 and an end bit ETX 24 indicating the end of the signal.

Then, by inputting this signal to the signal input section 5, the signal input section 5 is switched to the call mode.

[Problem that the invention seeks to solve]

By the way, in the conventional remote monitoring device as mentioned above,
The intercom 1 that makes emergency calls requires regular inspection to maintain normal operation, but this intercom 1
To check the operation of the elevator, an inspector enters the elevator car, presses the start switch 2 of the intercom 1, and then calls
This is done by calling a supervisor and making a telephone call using the intercom 1. In such inspections, inspection dates are often set for each district, so inspections often concentrate at specific times, and the monitoring center C is busy with terminal devices T, -T, -T, You may be busy responding to call requests from others. Furthermore, even if there is a call request from a passenger who is trapped in the elevator car at this time, it is difficult to respond promptly and there is a problem in that the response to the occurrence of an abnormal situation is delayed.

The present invention has been developed in consideration of the actual situation in the prior art, and its purpose is to separate signals emitted from terminal devices into abnormality notifications associated with abnormal situations and call requests for inspection, and input them into a monitoring center. The purpose of the present invention is to provide a remote monitoring device that can perform the following tasks.

[Means for solving problems]

In order to achieve this object, the present invention includes terminal devices installed in each of a plurality of buildings, and a monitoring center that inputs signals from these terminal devices via a telephone line and monitors the terminal devices. In the remote monitoring device, the terminal device is provided with an attaching means for attaching predetermined identification information to a signal emitted by the terminal device at a necessary time, and the monitoring center receives the signal from the terminal device and transmits the signal. a determination means for determining the presence or absence of identification information; an inspection signal input section for inputting a signal containing the identification information; an abnormality signal input section for inputting a signal not containing the identification information; The apparatus further includes a switching means for switching and transmitting a signal from the terminal device to either the inspection signal input section or the abnormality signal input section.

[Effect]

Since the present invention is configured as described above, identification information is added to the signal output from the terminal device by the adding means when necessary. Then, the determination means of the monitoring center that receives this signal via the telephone line determines the identification information included in the signal, and accordingly the switching means switches and the signal is input to the inspection signal input section.

On the other hand, when the identification information is not added to the signal, the switching means switches according to the determination by the determining means, and the signal is input to the abnormal signal input section.

Thereby, the signals emitted by the terminal device can be input into the monitoring center separately into an abnormality report due to an abnormal situation and a call request for inspection.

〔Example〕

Hereinafter, the remote monitoring device of the present invention will be explained based on the drawings.

FIG. 1 is a block diagram showing the configuration of an embodiment of the remote monitoring device of the present invention, FIG. 2 is a data format diagram of a signal emitted by the terminal device of FIG. 1, and FIG. 3 is a diagram of the determiner of FIG. FIG. 3 is a flowchart diagram showing an operation procedure. In FIG. 1, parts equivalent to those shown in FIG. 4 described above are designated by the same reference numerals.

As shown in FIG. 1, this remote monitoring device has a plurality of terminal devices T'1 to T17, a monitoring center C'', and these monitoring center C' and terminal devices T'l to T+7 connected to each other. A telephone line is provided, and a terminal device T゛,
-T 17 side is provided with an alarm device 4'' for emitting a signal, an inspection switch 7 installed on the elevator operating panel, and a detection circuit 8 for this inspection switch 7. on the other hand,
The monitoring center C' is connected to a telephone line and has a line switch 9 for switching the line within the monitoring center C', and determiners H0 to H for determining the presence or absence of identification information of a signal.

A changeover switch lO that performs switching according to the determination of ~H7
1, the output side of the changeover switch 10 is provided with an abnormality signal input section 11 that inputs a signal that does not include identification information, and an inspection signal input section 12 that inputs a signal that includes identification information.

In order to check the operation of the intercom 1 in this remote monitoring device, an inspector who has entered the elevator car must:
Turn on the inspection switch 7 installed on the driving panel, and then press the start switch 2 of the intercom 1. When the operation of these switches 7 is detected by the detection circuit 8 and the call detector 3, the alarm device 4' forms a signal containing identification information and outputs the signal to the monitoring center C° via the telephone line. . As shown in FIG. 2, this signal has identification information 25 added between address data 22 and alarm data 23.

When the signal output from this terminal device 'r'+~T''7 is received by the line switch 9 of the monitoring center C', the line switch 9 determines whether the line of the monitoring center C' is free. In this way, for example, when a signal is sent to the line of judge H, this judge H
8 determines the identification information 25 included in the signal, switches the changeover switch 10, and sends the signal to the inspection signal input section 12;
This inspection signal input section 12 inputs a signal to the monitoring center C.
' Notify the supervisor of the call request for inspection. As a result, this supervisor communicates with the inspector of the intercom 1 to inspect the operation of the intercom 1.

On the other hand, if a passenger is trapped in the elevator car, for example, the passenger presses only the start switch 2 of the intercom 1, so that the identification information 25 is not added to the signal issued by the alarm device 4°. When this signal is received by the line switching device 9 of the monitoring center C' via the telephone line and sent to, for example, a determining device H, this determining device H determines that the signal does not contain the identification information 25. , and selector switch 1
0 and sends a signal to the abnormal signal input section 11. This abnormal signal input section 11 is a monitoring center C.

Notify the supervisor of the call request associated with the alarm.

Thereby, the watchman responds to the passenger on the intercom 1 who issues a call request and makes a call.

By the way, the operation procedure of the determiners H1-H is performed as shown in FIG. That is, in step S1, it is determined whether or not a signal is received from the line switching device 9, and if a signal is received,
Proceed to the next step S2. In this step S2, the line switch 9 is notified that the line has been connected to the line switch 9. Thereby, the line switching device 9 can confirm that the line is blocked. Next, in step S3, the presence or absence of the identification information 25 in the signal from the line switch 9 is determined, and if the identification information 25 is included, the changeover switch 10 is switched in step S4 to connect the signal to the inspection signal input section 12. do. On the other hand, if the identification information 25 is not included, the changeover switch 10 is switched in step Ss to connect to the abnormal signal input section 11.

In the embodiment configured as described above, only abnormality alarms issued from the terminal devices T'l to T' when an abnormal situation such as a passenger being trapped in an elevator car are sent as abnormality signals from the monitoring center C°. The input unit 12 can selectively receive the information. Therefore, if a monitoring person is placed at the abnormality signal input section 12, it is possible to reliably respond to the abnormality notification.

In this embodiment, an alarm, such as a buzzer or a lamp, which is activated when the abnormal signal input section 11 inputs a signal may be installed.

As a result, when an abnormality report is received, the abnormality signal input section 1
Since the second alarm notifies the supervisor of this reception, the supervisor can, for example, interrupt the call response for inspection and respond to the abnormality report.

In this embodiment, the inspection switch 7, the detection circuit 8, the alarm device 4'', etc.
etc. constitute the determining means, and the changeover switch 10 etc. constitute the switching means.

Furthermore, in this embodiment, a plurality of determiners H5 to H,
, and the changeover switch 10, even if the signals from the terminal devices T', -T11 become congested, they can be handled at the same time.

〔Effect of the invention〕

Since the present invention is configured as described above, the monitoring center can selectively receive an abnormality notification issued by a terminal device in response to the occurrence of an abnormal situation. This has the effect of being able to reliably respond to

[Brief explanation of the drawing]

FIG. 1 is a block diagram showing the configuration of an embodiment of the remote monitoring device of the present invention, FIG. 2 is a data format diagram of a signal emitted by the terminal device of FIG. 1, and FIG. 3 is a diagram of the determiner of FIG. FIG. 4 is a block diagram showing the configuration of a conventional remote monitoring device, and FIG. 5 is a data format diagram of a signal issued by the terminal device of FIG. 4. 1-m----- intercom, 3-------- single call detector, 4'--...- alarm device, ? -----------Inspection switch, 8---------~-detection circuit, 9---------
1 line switch, 10-- selector switch, 11-- abnormal signal manual section, 12-- inspection signal input section, 25--
--1.-Identification information, c' ---Monitoring center, H1~
H - - Determiner, L - - - - Telephone line,
TI, ~T', -------One terminal device. Figure 1 Figure 3 Figure 4 Figure 5

Claims (2)

[Claims] (1) In a remote monitoring device that has terminal devices installed in each of a plurality of buildings and a monitoring center that inputs signals from these terminal devices via a telephone line and monitors the terminal devices, the terminal device , further comprising a means for adding predetermined identification information to a signal emitted by the terminal device at a necessary time, and a determining means for receiving a signal from the terminal device in the monitoring center and determining whether or not the identification information is present in the signal. an inspection signal input section that inputs a signal that includes the identification information; an abnormality signal input section that inputs a signal that does not include the identification information; and an inspection signal input section that inputs a signal that does not include the identification information; 1. A remote monitoring device comprising a switching means for switching and sending a signal to either a signal input section or an abnormal signal input section. (2) A remote monitoring device according to claim (1), characterized in that a plurality of determination means and switching means are provided.