JPH03156699A - Communication device for elevator - Google Patents

Abstract

PURPOSE:To make the increase of an operator answer device and the increase of an operator unnecessary by switching the destination of the accident warning signal of a communication means from the operator answer device to an inspection answer device in its own control area by manual operation, and switching the destination of the accident warning signal from the inspection answer device in its own control area to the inspection answer device in another control area. CONSTITUTION:Because the inspection answer device 32 in the control area A answers to an inspection call request from buildings 1a to 1n in the control area A, and similarly, the inspection answer device 42 in the control area B answers to the inspection call request from the buildings 21a to 21n in the control area B, these operator answer devices 31, 41 can deal with accident report origination without any trouble. Besides, the communication means 3 of the control area A can inspect a communication state with the inspection answer device 42 of another control area B even when the inspection answer device 32 does not respond because of some cause, or the communication means 13 of control area B can inspect the communication state with the inspection answer device 32 of another control area A even when the inspection answer device 42 does not respond because of some cause. Thus, the increase of the operator answer device and the increase of the operator are never needed.

Description

DETAILED DESCRIPTION OF THE INVENTION <Industrial Application Field> The present invention relates to an elevator communication device, and more particularly to an elevator communication device suitable for efficiently inspecting communication functions.

<Prior Art> FIG. 2 is a block diagram showing a conventional elevator communication device.

In the conventional communication device shown in FIG. 2, for example, a jurisdiction A has jurisdiction over buildings 1a, 1b, . . . 1n, and a jurisdiction has jurisdiction over buildings 21a, 21b, . . . 21n. Jurisdiction B is established, and each building 1
Elevators (not shown) are installed at a to 1n and 21a to 2in.

In the building 1b, a terminal device 4 connectable to the communication means 3 in the elevator car 2 is provided, and equipment 5 is connected to this terminal device 4.Similarly, other buildings 1a, 1n etc., there is also an in-car communication means 3 and a terminal device 4.
, equipment 5 are provided, and these buildings 1a~
A monitoring center 7 that monitors 1n via a telephone line 6 is provided with an operator response device 8 that responds to calls from the terminal device 4.

The above-mentioned communication means 3 includes a communication device 11 and a communication device 11.
It consists of a starting switch 12 for activating the telephone, and a handset 13 for transmitting and receiving calls.

The above-mentioned terminal device 4 is connected to a control device 14 that controls abnormality reporting in response to a call request signal output from a telephone set 11 and a detection signal output from equipment 5. , an abnormality signal generation device 15 that generates an alarm request signal, and a monitoring center 7 through automatic dialing.
It has an alarm device 16 that issues an alarm.

In addition, in other jurisdiction B, each building 21a to 21
n, a communication means 23 in the car 22 similar to the above-mentioned communication means 3, a terminal device 24 similar to the above-mentioned terminal device 4;
, equipment 25 are installed, and these buildings 21a to 21
An operator response device 28 that responds to calls from the terminal device 24 is provided in the monitoring center 27 that monitors the operator n via the telephone line 6. In other words, the structure is similar to that of Jurisdiction A above.

In the conventional elevator communication device configured as described above, when a passenger or the like trapped in the car 2 operates the start switch 12 of the communication means 3, the communication device 11 outputs a call request signal. The signal is input to the abnormal signal generation device 15 via the control device 14. Next, the abnormality signal generation device 15 outputs a notification request signal including the telephone number data of the destination and the content data of the signal to the notification device 16 based on the above-mentioned call request signal. Along with this, the alarm device 16 automatically dials to call the operator response device 8 of the monitoring center 7 via the telephone line 6, and outputs an abnormality alarm.Then, based on this abnormality alarm, The operator response device 8 determines that a call request signal is output from the communication means 3 of the car 2, and connects the operator response device 8 and the communication means 3 of the car 2 to the telephone line 6 and the terminal device 4. You can now connect to a state where you can make a call.

In addition, the communication inspection of the elevator communication device is carried out periodically, for example once a month, as follows. That is, for example, when an inspector gets into the car 2 of the building 1b in jurisdiction A and operates the start switch 12 of the communication means 3, the operator response device 8 and the communication means 3 of the car 2 are activated, as in the above case. is connected and ready to talk. Therefore, the inspector inside the car 2 informs the operator at the monitoring center 7 that the call is being inspected, and checks the state of the call received by the operator response device 8 and the telephone receiver 13 of the communication means 3. Check the status of your call. Similarly, other buildings 1 in this jurisdiction A
A, 1n, etc., and other buildings 21a to 21n in jurisdiction B are also subject to call inspections.

<Problems to be Solved by the Invention> By the way, in the conventional elevator communication device described above, when the number of installed terminal devices increases due to the expansion of buildings, it becomes difficult to communicate between each building and the monitoring center 7.27. Due to the increased frequency of regular call inspections, the monitoring center 7.2
Inspection work on the 7th side may be temporarily concentrated. If the inspection work becomes concentrated and frequent, for example, the operator response device 8 may not be able to respond to abnormality notifications output from the terminal device 4, or the response may be delayed. There is a problem in that it becomes difficult to carry out the monitoring work, which is the original function.

One possible solution to this problem is to add more operator response devices to the terminal equipment and increase the number of operators, but in such a case, equipment costs and personnel costs will increase. There is a problem.

The present invention was made in view of the actual situation in the prior art, and its purpose is to eliminate the need for additional operator response devices or increase the number of operators, and to avoid any hindrance to the processing of abnormality reports at the monitoring center. To provide a communication device for an elevator capable of smoothly inspecting the communication state without giving any power.

<Means for Solving the Problem> In order to achieve this object, the present invention provides each of a plurality of buildings with a communication means provided in the passenger car and a terminal device connectable to the communication means. , a monitoring center that monitors the building via a telephone line is provided with an operator response device that responds to a call from the terminal device, and when the communication means is activated, the terminal device calls the operator response device and the operator In the elevator communication device that connects the answering device and the above-mentioned communication means in a state in which communication is possible, a jurisdiction is set for each area of the above-mentioned building, and calls from the terminal device are answered in each jurisdiction. An inspection response device is provided, and each of the terminal devices has first switching means for manually switching the destination of the communication means from the operator response device to the inspection response device within the respective jurisdiction. and second switching means for switching the destination of the communication means from the inspection response device in each jurisdiction to the inspection response device in another jurisdiction.

Since the present invention is configured as described above, when conducting a call inspection, the first switching means of the terminal device installed in the building is manually operated, and the destination of the call means is changed from the operator answering device to the above-mentioned one. Switch to the inspection response device within the jurisdiction that has jurisdiction over the building. Next, the inspector who has entered the car activates the communication means to call the above-mentioned inspection response device from the terminal device and connect it to the communication means in the car so that it can communicate, The state of the call received by the inspection answering device and the state of the call received by the handset of the communication means are checked. As a result, there is no need for the operator response device to respond to this call check, so there is no hindrance to the operator response device's processing of abnormality alerts.
It is possible to prevent interference with the original monitoring work of monitoring buildings.

In addition, if the inspection response device in the above jurisdiction does not respond despite the above-mentioned call, the second switching means changes the call destination from the inspection response device in the above jurisdiction to another jurisdiction. The system switches to the ward's inspection response device and checks the status of calls received by the inspection response device. Thereby, even if the inspection response device within the jurisdiction does not respond for some reason, the call status can be checked smoothly. As mentioned above, since there is no hindrance to monitoring operations and inspection of call status is smooth, even if the frequency of call inspection increases due to the addition of terminal equipment, it is possible to increase the number of operator answering devices. There is no need to increase the number of operators.

<Embodiment> Hereinafter, an embodiment of the elevator communication device of the present invention will be described based on the drawings.

FIG. 1 is a block diagram showing an embodiment of an elevator communication device of the present invention. Note that in FIG. 1, parts equivalent to those shown in FIG. 2 described above are designated by the same reference numerals.

For example, in a building 1b in jurisdiction A, a terminal device 30 connectable to the communication means 3 in the elevator car 2 is provided, and the equipment 5 is connected to this terminal device 30. Similarly, in-car communication means 3, terminal device 30, and equipment 5 are provided in other buildings 1a, 1n, etc., respectively. A monitoring center 7 that monitors these buildings 1a to 1n via a telephone line 6 is equipped with an operator response device 31 and an inspection response device 32 that respond to calls from a terminal device 30.
and is provided. In addition, in other jurisdiction B, each of the buildings 21a to 21n is equipped with a communication means 23 in the car 22 similar to the above-mentioned communication means 3, and the above-mentioned terminal device 3.
A terminal device 40 similar to 0 and equipment 5 are provided,
On the other hand, a monitoring center 27 that monitors these buildings 21a to 21n via the telephone line 6 is provided with an operator response device 41 and an inspection response device 42 that respond to calls from the terminal device 40. In other words, the structure is similar to that of Jurisdiction A above.

The terminal device 30 described above is connected to a control device 33 that controls abnormality reporting in response to a call request signal output from the telephone set 11 and a detection signal output from the equipment 5. a call check switch 33a that is
A switching device 34 that is connected to the control device 33 and switches the information transmission path, and a first output terminal t1 of this switching device 34.
an abnormality signal generation device 35 that is connected to and generates an alarm request signal that calls the operator response device 31 of the jurisdiction A;
The main inspection signal generation device 36 is connected to the second output terminal t2 and generates an inspection alarm request signal that calls the inspection response device 32 of the jurisdiction A, and the main inspection signal generation device 36 is connected to the third output terminal t3 and generates an inspection alarm request signal that calls the inspection response device 32 of the jurisdiction A. A sub-inspection signal generation device 37 generates an inspection alarm request signal that calls the inspection response device 42, and is connected to these abnormal signal generation device 35, main inspection signal generation device 36, and sub-inspection signal generation device 37, and generates an inspection alarm request signal. When a signal or an inspection report request signal is input, an alarm device 38 reads the telephone number data of the alarm destination included in the input signal and issues an alarm by automatic dialing, and a telephone line 6 is connected to the alarm device 38. A response detection device is connected to the inspection response device 32 via the inspection response device 32, detects that a response is obtained from the inspection response device 32, and outputs an alarm stop signal that stops the alarm operation of the alarm device 38 described above. It has 39.

The above-mentioned control device 33 connects the common terminal t of the switching device 34 when the start switch 12 of the communication means 3 is activated with the communication inspection switch 33a open.

On the other hand, when the start switch 12 is operated with the call inspection switch 33a closed, the second output terminal t2 is connected to the common terminal to of the switching device 34.
Connect. Further, with the call inspection switch 33a closed, the response detection device 39 outputs an alarm stop signal.
Further, when the start switch 12 is activated, the third output terminal t3 is connected to the common terminal 1 of the switching device 34.

Note that the above-mentioned call inspection switch 33a and control device 33
The switching device 34 constitutes a first switching device that manually switches the destination of the communication device 3 from the operator response device 31 to the inspection response device 32 within the jurisdiction A. On the other hand, the response detection device 39, the control device 33, and the switching device 34 change the destination of the call means 3 from the inspection response device 32 in jurisdiction A to the inspection response device 4 in another jurisdiction B.
A second switching means for switching to 2 is configured.

Similarly, each of the terminal devices 40 in the jurisdiction area B is provided with a first switching means that manually switches the destination of the communication means 23 from the operator response device 41 to the inspection response device 42 in the jurisdiction area B, and The destination of the means 23 is changed from the inspection response device 42 in jurisdiction B to the inspection response device 32 in another jurisdiction A.
and a second switching means for switching to.

In this embodiment, when a passenger trapped in the car, for example, presses the start switch 12 of the communication means 3, the communication device 11 outputs a communication request signal. At this time, since the call check switch 33a is in the open state, the control device 33 controls the common terminal 1 of the switching bag W34. A first output terminal t1 is connected to the terminal t1, and a call request signal is input to the abnormal signal generation device 35 via the first output terminal t1. Next, based on this call request signal, the abnormal signal generating device 35
creates an alarm request signal including the telephone number data of the operator response device 31 in the jurisdiction A and signal content data and inputs it to the alarm device 38. Next, the alarm device 38 reads the telephone number data of the operator response device 31 included in the input signal and issues an alarm by automatic dialing, that is, calls the operator response device 31.
This operator response device 31 and the communication means 3 are connected to enable communication.

When inspecting the call status, for example, after operating the call inspection switch 33a of the terminal bag w30 in the building 1b of jurisdiction A, an inspector gets into the car 2 and presses the start switch of the communication means 31. 12, a call request signal is output from the telephone set 11. Accordingly, the control device 33 controls the common terminal 1. of the switching device 34. A second output terminal t2 is connected to the terminal t2, and a call request signal is input to the main inspection signal generation device 36 via the second output terminal t2.

Next, based on this call request signal, the main inspection signal generation device 36 generates an inspection alarm request signal including the telephone number data and signal content data of the inspection response device 32 in the jurisdiction A, and sends it to the alarm device 38. input.

Next, this alarm device 38 reads the telephone number data of the inspection response device 32 included in the input signal and issues an alarm by automatic dialing.
2 and connects the inspection response device 32 and the communication means 3 so that they can communicate. Then, the inspection response device 32 of the monitoring center 7 automatically outputs a voice message such as "This is the monitoring center. Please start the inspection" via the telephone line 6 to the inspector inside the car 2. This will prompt you to start an inspection.

Therefore, the inspector inside the car 2 speaks into the handset 13 about, for example, the name of the building 1b, the identification number of the terminal device 30, the inspector's name, etc.
This voice is recorded by the inspection response device 32 for a predetermined period of time, for example, 15 seconds, and then played back after 15 seconds and sent back to the handset 13. At the same time, a line disconnection command is output to the terminal device 30, and the telephone line 6 is connected. Release the condition. At this time, the inspector listens to the voice sent back from the inspection response device 32 and confirms that the voice he or she has uttered is returned in a normal state.

On the other hand, if the voice you emit is not returned in a normal state as described above, open the call inspection switch 33a,
Operate the start switch 12 again to turn on the operator response device 3.
1 and speaks to the operator of the monitoring center 7 to check the status of the call.

Furthermore, even though the alarm device 38 automatically dials the inspection response device 32 as described above, the inspection response device W3
If there is no response from the inspection response device 32 due to a malfunction or the like, the alarm device 38 temporarily stops the automatic dialing operation. At this time, since the alarm stop signal is not output from the three response detection devices, the alarm device 39 continues the alarm operation, and the control device 33 connects the common terminal t of the switching device 34. A third output terminal t is connected to , and a call request signal is input to the sub-inspection signal generation device 37 via this third output terminal t3. Based on this call request signal, the sub-inspection signal generation device 37 creates an inspection alarm request signal including the telephone number data of the inspection response device 42 of jurisdiction B and signal content data, and inputs it to the above-mentioned alarm device 38. do. Next, this alarm device 38 reads the telephone number data of the inspection response device 42 of jurisdiction B included in the input signal and issues the alarm again by automatic dialing, that is, calls the inspection response device 42 and The inspection response device 42 and the communication means 3 are connected in a state where communication is possible.

Therefore, the inspector in the car 2 checks the communication status with the inspection response device 42 in the jurisdiction B, as in the case described above.

Similarly, the call status is checked in other buildings 1a, 1n, etc. in jurisdiction A and in other buildings 21a to 21n in jurisdiction B.

In the embodiment configured as described above, when inspecting the call status, the inspection response device 32 in the jurisdiction A responds to an inspection call request from the buildings 1a to 1n in the jurisdiction A, and similarly, Since the inspection response device 42 in the jurisdiction B responds to the inspection call request from the buildings 21a to 21n in the jurisdiction B, that is, there is no need for the operator response device 31.41 to respond to the call inspection. These operator response devices 31 and 41 can process abnormality notifications without any problems. In addition, even if the inspection response device 32 does not respond for some reason, the communication means 3 of Jurisdiction A can communicate with the inspection response device 42 of another Jurisdiction B, or the communication means 13 of Jurisdiction B can communicate with the inspection response device 42. Even if the terminal does not respond for some reason, the communication status can be checked smoothly with each inspection/response device 32 in another jurisdiction A. As mentioned above, since there is no problem with monitoring operations and the call status can be checked smoothly, even if the frequency of call checks increases due to the addition of terminal equipment, it is possible to increase the number of operator answering devices and There is no need to increase staff.

In addition, in this embodiment, the case where the inspection response device 32 is provided in the monitoring center 30 where the operator response device 31 is installed is illustrated, but the present invention is not limited to this, and the inspection response device 32 is installed at another location, for example, for monitoring. It can also be provided in a monitoring center separate from the center 30. The same applies to the other inspection response device 42.

<Effects of the Invention> Since the present invention has been refined as described above, it is possible to check the call status smoothly, and there is no hindrance to the processing of abnormality notifications. It is possible to prevent disruption to business operations. therefore,
Even if the frequency of call inspection increases due to the addition of terminal equipment, there is no need to install additional operator answering equipment or increase the number of operators, which has the effect of preventing increases in equipment costs and personnel costs. .

[Brief explanation of the drawing]

FIG. 1 is a block diagram showing an embodiment of an elevator communication device of the present invention, and FIG. 2 is a block diagram showing a conventional elevator communication device. 1a-1n, 21a-21n... Building, 2. Old car, 3.23... Means of communication, 6. Song/telephone line, 7.27...・・Monitoring center, 3o
, 4o...Terminal device, 31.41...
Operator response device, 32.42... Inspection response device, 33... Control device, 33a...
Call inspection switch, 34...Switching device, 35.
... Abnormal signal creation device, 36... Main inspection signal creation device, 37... Sub-inspection signal creation device,
38. Old... alarm device, 39... response detection device, A, B... jurisdiction.

Claims (1)

[Claims] (1) Each of a plurality of buildings is provided with a communication means installed in the passenger car and a terminal device connectable to this communication means, and the terminal device is installed in a monitoring center that monitors the building via a telephone line. An elevator telephone call comprising: an operator response device that responds to a call from an elevator; when the communication means is activated, the terminal device calls the operator response device; and the operator response device and the communication means are connected in a state where they can communicate. In the device, a jurisdiction is set up to have jurisdiction over the above building in each region, and each jurisdiction is provided with an inspection response device that responds to calls from the terminal device, and each of the terminal devices is manually operated to a first switching means for switching the destination of the communication means from the operator response device to the inspection response device in each jurisdiction; and a first switching device for switching the destination of the communication means from the inspection response device in the respective jurisdiction to another and second switching means for switching to the inspection response device of the jurisdiction.