JPH05139681A - Monitor and control device for passenger conveyor - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a monitoring control device for a passenger conveyor that can quickly and efficiently restore normal operation when an abnormality occurs in the passenger conveyor. [Arrangement] An identification device for identifying an anomaly signal that is output according to an anomaly detected by the safety switches 3a to 3c and determining whether the anomaly that has occurred is an anomaly for ensuring passenger safety or an anomaly due to a failure of the passenger conveyor 2. 14 and a control device 15 for setting a report destination of a report signal to the monitoring center 12 and the notification device 9 based on the above determination and transmitting the report signal to the set report destination. [Effect] It is possible to eliminate unnecessary use of maintenance technicians, quickly and efficiently recover the abnormality that has occurred in the passenger conveyor, and to reliably grasp the abnormality history of the passenger conveyor.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a passenger conveyor monitoring control device for monitoring the operation of a passenger conveyor.

[0002]

2. Description of the Related Art In a conventional passenger conveyor control device, as disclosed in, for example, Japanese Utility Model Application Laid-Open No. 57-178071, switches for various safety devices for detecting abnormalities in safe operation of the passenger conveyor are used. Connect each lamp,
This lamp is arranged in the management room of the building where the passenger conveyor is installed, and when the safety device is activated and the operation of the passenger conveyor is stopped, which safety device is activated is displayed by lighting the corresponding lamp. The manager is notified. Therefore, when the passenger conveyor stops operating, the manager checks which lamp is lit and determines whether a dedicated maintenance engineer needs to take action.If it is necessary, the manager calls the maintenance company. I was asked to dispatch a maintenance engineer. On the other hand, lamps are connected to the switches of various safety devices that detect abnormalities in the safe operation of the passenger conveyor, and these lamps are placed in the maintenance center of the maintenance company that is connected to the building by a telephone line, It is also practiced to remotely monitor the operating state of the conveyor at a monitoring center and directly deal with abnormal operations at the monitoring center.

[0003]

In the above-mentioned system in which a lamp that lights up in response to the operation of each safety device is arranged in the control room and the maintenance engineer is requested to dispatch a maintenance engineer according to the judgment of the management person, the judgment is made. However, it may be difficult for the administrator to perform the recovery work that he or she intends to do, delaying the contact with the maintenance company, prolonging the operation time of the passenger conveyor, and lowering the service to passengers. On the other hand, if the monitoring center of the maintenance company is equipped with lamps that light up in response to the operation of each safety device, and if any abnormal operation of the passenger conveyor is to be dealt with directly by the monitoring center, it may lead to mistakes or mischief in passenger use Even if the safety device is activated, the maintenance engineer will be sent to the site. In such a case, it is obviously possible for the manager to directly perform the recovery work to shorten the operation stop time of the passenger conveyor.

The present invention has been made in view of the current state of operation monitoring of a passenger conveyor as described above, and an object of the present invention is to provide a passenger conveyor in which operation recovery is quickly and efficiently performed when an abnormality occurs in the passenger conveyor. It is to provide a supervisory control device.

[0005]

In order to achieve the above object, the present invention monitors the operation of a passenger conveyor, and outputs an abnormal signal when detecting an abnormality in safe driving,
A supervisory control device connected to the detection means and performing supervisory control for the abnormal signal, and a notification device connected to the supervisory control device are provided in a building in which the passenger conveyor is installed, and passenger conveyors of a plurality of buildings are provided. A monitoring center for remotely monitoring the operation of the passenger conveyor monitoring control device connected to the monitoring control device via a telephone line,
A storage device in which the generated abnormality signal is stored, the abnormality is an abnormality in ensuring the safety of passengers, or an abnormality device that identifies an abnormality due to a failure of the passenger conveyor, and based on the identification by the identification device, The monitoring control device is provided with a control device that sets a transmission destination of the alarm signal based on the abnormal signal to the monitoring center and the notification device and transmits the alarm signal to the transmission destination. It is composed.

[0006]

With this structure, when an abnormality occurs in safe operation of the passenger conveyor, the detecting means detects the abnormality and issues an abnormality signal, and this abnormality signal is input to the monitoring control device. The abnormality signal input to the monitoring control device is stored in the storage device, and whether the abnormality signal is generated by the identification device based on an abnormality in ensuring the safety of passengers or due to a failure of the passenger conveyor. To be identified.
Then, based on this identification, by the control device, the monitoring center connected to the monitoring control device via a telephone line,
The transmission destination of the alarm signal based on the abnormality signal is set with respect to the notification device arranged in the building where the passenger conveyor is installed. Then, the alarm signal is transmitted from the control device to the set destination. Therefore, as a general rule, passenger safety abnormalities will be promptly restored by the building manager, and any abnormalities that require maintenance engineer's processing will be immediately reported to the monitoring center and promptly handled by the maintenance engineer. It will be restored and the work of restoring the passenger conveyor to normal operation will be carried out efficiently.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. Here, FIG. 1 is an explanatory diagram showing an overall configuration of the embodiment, and FIG. 2 is a block diagram showing a configuration of a main part of the embodiment.

As shown in FIG. 1, in the embodiment, a building 1 is provided with a passenger conveyor 2, safety switches 3a, 3b, 3c, a monitoring control device 6 and a monitoring room 8, and a monitoring device 8 is provided with a reporting device 9. It is arranged. The passenger conveyor 2 is arranged over the upper and lower floors, and a plurality of treads 7 running between the upper and lower floors are connected in an endless manner, and the machine room 5 is located at the upper and lower floors. It is provided and this machine room 5
The vehicle includes a drive unit 4 for driving and running the tread 7 and the monitoring control device 6. Further, in the machine room 5, the safety switch 3b that operates when the chain (not shown) that transmits the power of the driving machine 4 is cut is arranged, and near the upper entrance and the lower entrance, The safety switches 3a, 3 which are respectively activated when the passenger pulls in their fingers.
c is arranged. Then, the supervisory controller 6 sends the communication line 10 to the supervisory center 12 of the maintenance company via the telephone line 11.
To the notification device 9 via the.

As shown in FIG. 2, the monitor control device 6 is
An input device 13, an identification device 14, a control device 15, a communication device 16, an output device 17, and a storage device 21 are provided. The input device 13 is connected to the identification device 14, and the identification device 14 is connected to the control device 15. A communication device 16, an output device 17, and a storage device 21 are connected to the control device 15, and the control device 15 is further connected to the identification device 14 via control lines 18 and 19. With respect to the input device 13 of the monitor control device 6 having such a configuration, the safety switches 3a, 3
b and 3c are connected to each other, the failure detection device 3 constituting the detection means of the invention is connected to these safety switches, and the communication device 16 is connected to the monitoring center 1 via the telephone line 11.
2, the output device 17 is connected to the notification device 9 via the communication line 10.

Here, the failure detection device 3 has a function of outputting an abnormal signal by operating the safety switches 3a to 3c, and the input device 13 has a function of receiving this abnormal signal and inputting it to the identification device 14. The identifying device 14 has a function of identifying whether the input abnormality signal is based on an abnormality in ensuring passenger safety or based on a failure of the passenger conveyor, and outputs a notification signal. There is. That is, in the embodiment, the control signal is input to the one input terminal of the AND circuit configuring the identification device 14 via the control line 18 or the control line 19, and the control signal is input from the control line 18. The safety switch 3a is connected to the other input terminal of the AND circuit.
Alternatively, an abnormal signal is input from the safety switch 3c. In addition, the control signal is input from the control line 19 A
An abnormal signal from the safety switch 3b is input to the other input terminal of the ND circuit. Therefore, the identification device 14
Has a function of confirming which AND circuit has a logical value of "1", performing a logical operation, and outputting a notification signal including abnormal data and notification destination data. Control device 1
5 is based on the notification signal input from the identification device 14,
Set alert destinations for the monitoring center 12 and the notification device 9,
An alerting signal is sent to the set alerting destination via the communication device 16 to the monitoring center 12, and an output device 17 is sent to the alerting device 9.
It has a function of inputting via. The storage device 21 has a function of storing the notification signal input to the control device 15.

Next, the operation of the embodiment having such a configuration will be described.

When a chain cutting accident (not shown) for transmitting the power of the driving machine 4 of the passenger conveyor 2 occurs, the safety switch 3b detects the cutting accident and operates, and the input terminal 1
An abnormal signal is input to the identification device 14 from the 3
The logical value of the signal at the other input terminal of the D circuit becomes "1". The control line 19 is connected to one input terminal of the AND circuit.
The control signal is input from the AND circuit, and the logical value of the signal at the output terminal of the AND circuit becomes "1". In this case, the logical value of the signal at the other input terminal of the AND circuit connected to the safety switches 3a and 3c is "0". With respect to the logic circuit having such a logical value setting state, the identification device 14
Then, the identification calculation is performed, and since the operation of the safety switch 3b is based on the failure of the passenger conveyor, that is, the disconnection of the chain, it is determined that a maintenance engineer needs to be dispatched from the maintenance company. By this calculation, the identification device 14 creates a notification signal including abnormal data of the chain break accident and the notification destination data of which the monitoring center 12 is the notification destination, and this notification signal is input to the control device 15.
Further, necessary data in the notification signal is stored in the storage device 21 as history information data of the passenger conveyor 2.

Therefore, the control device 15 reads the input notification signal, issues a command to the communication device 16, and the notification signal indicating the disconnection of the chain is sent from the communication device 16 to the telephone line 1.
1 to the monitoring center 12. The monitoring staff of the monitoring center 12 receiving this warning signal analyzes and analyzes the warning signal to confirm and grasp the product number of the passenger conveyor 2 in which the chain cutting accident has occurred, the location and name of the building 1, the failure state, etc. Then, contact a specialist technician to instruct them to take immediate action.

In addition, the passenger does not ride the passenger conveyor 2 correctly, or the child passenger mischiefs the safety switch 3a (the same applies to the safety switch 3c).
Is activated, an abnormal signal is sent from the input device 13 to the identification device 1
4 and the logical value of the signal at the other input terminal of the predetermined AND circuit becomes "1". A control signal is input to the one input terminal of the AND circuit from the control line 18, and the logical value of the signal at the output terminal of the AND circuit is "1".
become. In this case, the logical value of the signal at the other input terminal of the AND circuit connected to the safety switches 3b and 3c is "0". The identification device 14 performs an identification operation on the logic circuit in which the logical value is set, and the operation of the safety switch 3a is for ensuring the safety of passengers. It is judged that it can be restored by the administrator. By this calculation, the identification device 14 creates a notification signal including the abnormality data of the operation of the safety switch 3a and the notification destination data of which the notification device 9 in the monitoring room 8 is the notification destination, and the notification signal is transmitted to the control device 15. Is entered. The control device 15 reads the input notification signal, issues a command to the output device 17, and outputs the safety switch 3
The alarm signal indicating the operation of a is transmitted from the output device 17 to the communication line 1
It is input to the notification device 9 in the monitoring room 8 via 0. The necessary data in the notification signal is stored in the storage device 21 as history information data of the passenger conveyor 2. The manager of the building 1 who has confirmed the notification signal goes to the site, secures the safety of passengers, restores the safety switch 3a, confirms all safety, and restarts the operation of the passenger conveyor 2.

In this case, the notification signal is also input to the communication device 16 and is sent via the telephone line 11 to the monitoring center 1.
Notification will also be made to 2. Therefore, the monitoring center 1
By analyzing the alarm signal, the 2nd supervisor confirms and grasps the product number of the passenger conveyor 2 on which the safety switch 3a has been activated, the location and name of the building 1, etc., and informs a specialist maintenance engineer of the contents. However, a request for a standby will be made in case the recovery by the manager is impossible. As described above, when the manager restores the safety switch 3a and restarts the operation of the passenger conveyor 2, the control device 15 causes the control device 15 to detect the safety of the safety switch 3a stored in the storage device 21. Upon detection of the restart, it is determined that the safety switch 3a has been restored, and a command signal is input to the communication device 16 to
A recovery signal is transmitted from the mobile phone to the monitoring center 12 via the telephone line 11. Monitoring center 12 that received this restoration signal
Then, the maintenance engineer on standby is notified of the restoration of the safety switch 3a, and the standby system of the maintenance engineer is released. The recovery signal is also stored in the storage device of the monitoring center 12 as history information. In the monitoring center 12, if the safety switch 3a has not been restored even after a predetermined time has passed, the monitoring center 12 contacts the monitoring room 8 of the building 1 and instructs the manager to restore the safety switch 3a. If the recovery work is continued, the situation is explained, and if it is determined that the maintenance engineer needs to be dispatched, the standby maintenance engineer is immediately dispatched to the site.

In this way, according to the embodiment, when an abnormality in safe operation occurs in the passenger conveyor, the abnormality which the building manager can recover is notified to the alarm device 9 in the monitoring room 8, and the abnormality is managed by the manager. Therefore, if an abnormality that needs to be repaired and repaired by a maintenance engineer occurs, the maintenance engineer is immediately notified to the monitoring center 12 of the maintenance company to recover the abnormality. Therefore, the recovery of abnormality is efficiently performed without waste. Further, since the history data of the abnormality occurrence of the passenger conveyor is stored in the storage device 21, and the abnormality history of the passenger conveyor and the restoration data are also stored in the storage device of the monitoring center 12, re-inspection of the defective portion is performed. By doing so, it becomes possible to monitor and control the passenger conveyor in a high-quality maintenance state.

[0017]

As described above in detail, according to the present invention, the storage device for storing the abnormality data generated in the passenger conveyor, and the abnormality due to the abnormality in ensuring the safety of passengers or the failure of the passenger conveyor. Based on the identification device that identifies whether there is an abnormality, and based on the identification by this identification device, the abnormality notification destination is set for the monitoring center and the notification device placed in the building where the passenger conveyor is installed, and the set alert is issued. Since a control device for transmitting a warning signal is provided in advance, an abnormality in maintaining the safety of passengers is restored by the manager of the building in principle, and an abnormality relating to the failure of the passenger conveyor is It is promptly notified to the monitoring center and the maintenance engineer promptly restores it to quickly and efficiently restore the normal operation of the passenger conveyor, and the history data of abnormalities is stored for subsequent maintenance and inspection. Work is eligible performed.

[Brief description of drawings]

FIG. 1 is an explanatory diagram showing an overall configuration of an embodiment of the present invention.

FIG. 2 is a block diagram showing a configuration of a main part of an embodiment of the present invention.

[Explanation of symbols]

 1 Building 2 Passenger Conveyor 3 Failure Detection Device 4 Drive Machine 5 Machine Room 6 Monitoring Control Device 8 Monitoring Room 9 Notification Device 11 Telephone Line 12 Monitoring Center 14 Identification Device 15 Control Device 21 Storage Device

Claims (1)

[Claims] 1. A detection means for monitoring the operation of a passenger conveyor and issuing an abnormality signal when an abnormality in safe driving is detected.
A supervisory control device connected to the detection means and performing supervisory control for the abnormal signal, and an alarm device connected to the supervisory control device are provided in a building in which the passenger conveyor is installed, and passengers of a plurality of buildings are provided. A monitoring center for remotely monitoring the operation of the conveyor has a storage device for storing data of an abnormality that has occurred in the monitoring control device for the passenger conveyor connected to the monitoring control device via a telephone line, and the abnormality An identification device for identifying an abnormality in ensuring passenger safety or an abnormality due to a failure of the passenger conveyor, and the abnormality signal to the monitoring center and the notification device based on the identification by the identification device. A monitoring device for a passenger conveyor, characterized in that the monitoring control device is provided with a control device for setting a transmission destination of the notification signal based on the control signal and transmitting the notification signal to the transmission destination. The control device.