JPH08256382A - Remote supervisory system for elevator - Google Patents

Abstract

PURPOSE: To encourage a passenger confined in an elevator cage through the provision of a sense of safety by making automatic speech between a remote supervisory equipment and the inside of the cage without operation of an emergency call button on the occurrence of the in-cage confinement accident. CONSTITUTION: On the occurrence of a confinement accident in an elevator 1, a remote maintenance terminal 3 detects the confinement accident and allows a communication processing section 11 to make automatic dialing to a remote supervisory equipment 4 and allows a voice speech processing section 12 to connect a transmitter-receiver 8 in a cage 6 to a telephone line 5. A data transmission processing section 17 detects the arrival of the automatic dialing and connects a center side speech equipment 20 to the telephone line 5. Then the transmitter-receiver 8 in the elevator cage 6 and the voice speech equipment 20 of the remote supervisory equipment 4 are connected automatically through the telephone line without the operation by a passenger on the occurrence of the confined accident to allow speech between the passenger in the cage and the supervisory personnel.

Description

Detailed Description of the Invention

[0001]

FIELD OF THE INVENTION This invention relates to elevator remote monitoring systems.

[0002]

2. Description of the Related Art In order to centrally monitor a large number of elevator systems scattered in a certain area by a remote monitoring device installed in an elevator maintenance company, conventionally, a remote maintenance terminal is installed on each elevator side and the remote monitoring device and the public are installed. A remote monitoring system for elevators that connects via a telephone line and transmits necessary information, for example, transmission of operation history data at regular intervals during normal operation, and immediate notification by auto dial when an abnormality occurs Existing.

In such a conventional elevator remote monitoring system, when a failure occurs in any of the elevators and a confinement accident occurs in which passengers are confined in the elevator car, the passengers are installed in the car. When the emergency call button is pressed, the telephone number of the remote monitoring device is automatically dialed and called through the remote maintenance terminal, and a call is made with the supervisor.

[0004]

However, in such a conventional remote monitoring system for elevators, when a containment accident occurs, the passengers who are contained in the remote monitor perform an emergency call operation and call the remote monitor. First noticed that the passengers were locked up and had an accident because they could not make a call, then they realized that they should operate the emergency call button considering what to do in an emergency, and then made the emergency call operation. For the first time, it will be possible to talk to the remote monitoring device monitor, so it will take time before you can start talking to the remote monitoring device by operating the emergency call button especially in the elevator car that is prone to panic, There was a problem that caused great anxiety to passengers.

The present invention has been made in view of the above-mentioned conventional problems, and detects a confinement accident and automatically performs a remote monitoring device without requiring an emergency call operation for a confined passenger. It is an object of the present invention to provide a remote monitoring system for elevators, which enables automatic dialing to call.

[0006]

According to a first aspect of the present invention, a remote maintenance terminal is connected to each elevator scattered in various places, detects an operating state of the elevator, and outputs abnormality information when an abnormality occurs, and a remote maintenance terminal. In a remote monitoring system for an elevator, which is connected to a public line and is provided with a remote monitoring device for centrally monitoring the operating states of the elevators in various locations, a containment accident detection means installed in the elevator for detecting a containment accident and , An automatic call means installed in the remote maintenance terminal to automatically call the remote monitoring device when the containment accident detection means detects a containment accident, and an automatic call means installed in the elevator car Elevator-side communication means that enables communication when connected to the remote monitoring device through a public line, and center-side communication means installed in the remote monitoring device. Installed in the monitoring device, in which a line connection switching means for connecting the elevator side calling unit center side calling means detects the incoming automatic call via the public line from the automatic calling unit.

[0007]

In the elevator remote monitoring system according to the first aspect of the present invention, when an elevator confinement accident occurs,
The containment accident detection means installed in the elevator detects the containment accident, and in response to this, the automatic calling means installed in the remote maintenance terminal automatically calls the remote monitoring device. On the remote monitoring device side, the line connection switching means detects the arrival of this automatic call and connects the center side communication means to the public line.

Thus, even if the passenger does not operate at the time of a confinement accident, the call means in the elevator car and the call means on the remote monitoring device side are automatically connected through the public line, and the passenger and the observer in the car are connected. Allow calls to and from.

[0009]

Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 shows a system configuration of an embodiment of the present invention. An elevator control panel 2 and a remote maintenance terminal 3 are installed on the side of an elevator system 1 scattered in various places, and a remote monitoring device on the side of an elevator maintenance company. 4 is installed,
The remote maintenance terminal 3 and the remote monitoring device 4 are connected by a telephone line 5.

Even a person unfamiliar with the operation, such as an emergency call button 7 for performing an emergency call operation in an emergency such as a confinement accident in the car 6 of the elevator system 1, a sound collecting microphone and a speaker, or a receiver with a speaker. The handset 8 is provided so that it can easily send out its own voice and hear instructions from the outside.

The elevator control panel 2 is provided with an operation information input section 9 for inputting operation information of the elevator system 1 and a failure information creation section 10 for creating the failure information when a failure occurs as a part related to this system. .

The remote maintenance terminal 3 includes a communication processing unit 11 for transmitting / receiving a communication code signal for elevator information and failure information, a voice call processing unit 12 for transmitting / receiving a voice signal to / from the handset 8 and an elevator control panel. The failure information and elevator car 6 input from the failure information creation unit 10 of No. 2
An abnormal data input unit 13 that receives an emergency call signal from the emergency call button 7, a containment accident determination unit 14 that determines the occurrence of a containment accident with respect to the abnormal data input to the abnormal data input unit 13, A switching command unit 15 that outputs a switching command when the containment accident determination unit 14 determines the occurrence of a containment accident, and whether failure information is output to the telephone line 5 through the communication processing unit 11 according to the command of the switching command unit 15. A switch 16 is provided for switching whether to connect the handset 8 in the car 6 to the telephone line 5 through the voice communication processing unit 12.

The remote monitoring device 4 of the elevator maintenance company has a data transmission processing section 17 for receiving data sent from the remote maintenance terminal 3 through the telephone line 5, and abnormal data received by the data transmission processing section 17. A switching command unit 18 that outputs a switching command when a voice call command is included in the display device 1 that displays the abnormal data when received.
9, a voice call device 20 for making a call with passengers in the car 6, and a switch 21 for switching the data transmission processing unit 17 and the voice call device 20 by the switching command unit 18 and connecting to the telephone line 5. There is.

Next, the operation of the remote monitoring system for elevators having the above construction will be described. Normally, when no abnormality occurs in the elevator, historical data is periodically transmitted from the remote maintenance terminal 3 to the remote monitoring device 4 through the telephone line 5, and received by the data transmission processing unit 17 on the remote monitoring 4 side. It is stored in a storage device (not shown) and is printed out as needed.

When an abnormality occurs in the elevator system 1, the operation information input unit 9 of the elevator control panel 2 collects the operation information and outputs it to the failure information creation unit 10, where the failure information is created and the remote maintenance terminal. 3 abnormal data input section 13
Is output to

The abnormal data input unit 13 outputs the input failure information to the communication processing unit 11 and also to the containment accident determination unit 14.

When failure information is input, the communication processing unit 11 automatically dials the telephone number of the remote monitoring device 4 registered in advance, and the data transmission processing unit 17 on the remote monitoring device 4 side receives the call. Is detected and the connection of the telephone line 5 is established. After that, the communication processing unit 11 sends the failure information through the telephone line 5, and this is sent to the data transmission processing unit 1.
The information is received at 7 and displayed on the display device 19 to inform the surveillance staff of which elevator and what kind of failure has occurred.

Next, when a confinement accident occurs, the confinement accident judgment unit 14 judges the failure information input from the elevator control unit 10 to the abnormal data input unit 13 of the remote maintenance terminal 3, and, for example, no response is returned. There is a possibility of confinement, such as when a failure occurs while the car call remains, or when a load is detected by a load detector (not shown). In this case, it is determined that a confinement accident has occurred. First, a confinement accident occurrence signal is output to the communication processing unit 11 and transmitted from the communication processing unit 11 to the data transmission processing unit 17 of the remote monitoring device 4 through the telephone line 5, and thereafter, The switching command unit 1 outputs a switching command to the switching command unit 1
Reference numeral 5 switches the switch 16 to the voice call processing unit 12 side.

On the other hand, in the remote monitoring device 4, when the data transmission processing part 17 receives the containment accident occurrence signal, the display device 19
This is displayed on the screen, and the switching command unit 18 is given a containment accident occurrence signal. When the switching instruction unit 18 receives the containment accident occurrence signal, it switches the switch 21 to connect the voice communication device 20 side to the telephone line 5.

By this series of switching operations, the voice communication device 20 of the remote monitoring device 4 and the transmitter / receiver device 8 in the elevator car 6 are connected via the telephone line 5.
It becomes possible to automatically make a call between the passenger who is enclosed in the car 6 and the observer of the remote monitoring device 4.

If a trapped accident occurs and the passengers who are trapped are calm and notice the operation of the emergency call button 7, the emergency call button 7 is operated, but in this case, the emergency call button 7 is operated. The operation signal of the button 7 is directly input to the abnormal data input unit 13 of the remote maintenance terminal 3, and the confinement accident determination unit 14 immediately determines the confinement accident and outputs it to the communication processing unit 11 and switches the switching command. Output to the command unit 15, and thereafter, by the same switching operation as the above case, it becomes possible to talk through the telephone line 5 between the voice communication device 20 on the remote monitoring device 4 side and the transmitter / receiver device 8 in the elevator car 6. .

In this way, in the elevator remote monitoring system of this embodiment, when the containment accident occurs, the transmitter / receiver device 8 in the elevator car 6 and the voice communication device 20 of the remote monitoring device 4 are automatically connected. Guidance can be provided in a short time to give the passengers a sense of security to the passengers who have been closed by the observer. Also, the passengers can automatically monitor remotely even if they do not know the operation of the emergency call button. It becomes possible to have a sense of security by being able to talk with the monitor of the device 4, and the service can be improved.

[0023]

As described above, according to the present invention, when an elevator containment accident occurs, the containment accident detection means installed in the elevator detects the containment accident, and in response to this, remote maintenance is performed. The automatic calling means installed in the terminal automatically calls the remote monitoring device, and the line connection switching means on the remote monitoring device side detects the incoming of this automatic calling and connects the center side calling means to the public line. Therefore, even if there is no emergency call operation for passengers in the event of a containment accident, the call means in the elevator car and the call means on the remote monitoring device side are automatically connected through a public line in a short time. Calls can be made between passengers inside and guards, giving a sense of security to passengers who have been trapped and improving service.

[Brief description of drawings]

FIG. 1 is a block diagram showing a system configuration according to an embodiment of the present invention.

[Explanation of symbols]

 1 Elevator system 2 Elevator control board 3 Remote maintenance terminal 4 Remote monitoring device 5 Telephone line 6 Basket 7 Emergency call button 8 Handset device 9 Operation information input unit 10 Failure information creation unit 11 Communication processing unit 12 Voice call processing unit 13 Abnormal data Input unit 14 Confinement accident determination unit 15 Switching command unit 16 switch 17 Data transmission unit 18 Switching command unit 19 Display device 20 Voice communication device 21 Switch

Claims (1)

[Claims] 1. A remote maintenance terminal which is connected to each of the elevators scattered in various places, detects an operating state of the elevator, and outputs abnormality information when an abnormality occurs, is connected to the remote maintenance terminal through a public line, and A remote monitoring system for an elevator, comprising: a remote monitoring device for centrally monitoring the operating state of an elevator; a containment accident detection means installed in the elevator for detecting the containment accident; and installed in the remote maintenance terminal. Automatic calling means for automatically calling the remote monitoring device when the containment accident detecting means detects the containment accident, and the automatic calling means installed in the elevator car for the remote monitoring device. And an elevator-side call means that enables a call when connected via a public line, and a center-side call means installed in the remote monitoring device. A line connection switching means installed in the remote monitoring device for detecting the arrival of an automatic call from the automatic call means and connecting the center side call means to the elevator side call means through the public line. Elevator remote monitoring system comprising.