JP2781484B2 - Monitoring system for passenger conveyor - Google Patents

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 and control apparatus for monitoring the operation of a passenger conveyor.

[0002]

2. Description of the Related Art In a conventional passenger conveyor control device, for example, as disclosed in Japanese Utility Model Laid-Open Publication No. Sho 57-178071, a switch for various safety devices for detecting an abnormality in safe operation of a passenger conveyor is used. Connect each lamp,
This lamp is arranged in the control 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 of the safety devices is activated is indicated by lighting of the corresponding lamp. The administrator is notified. Therefore, when the passenger conveyor stops operating, the manager checks which lamps are lit, determines whether a dedicated maintenance technician needs to take action, and calls the maintenance company if necessary. And asked for the dispatch of a maintenance technician. 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 at the monitoring center of the maintenance company connected to the building by telephone line, The operation state of the conveyor is remotely monitored by a monitoring center, and an abnormal operation is directly dealt with by the monitoring center.

[0003]

In the above-mentioned control room, lamps which are turned on in response to the operation of each safety device are arranged, and the dispatch of a maintenance technician to a maintenance company at the discretion of the manager is not required. In some cases, the recovery work that the manager himself tries to perform is delayed, the contact with the maintenance company is delayed, the operation stoppage time of the passenger conveyor is lengthened, and the service to the passengers is reduced. On the other hand, a lamp that lights up in response to the operation of each safety device is placed in the monitoring center of the maintenance company, and all abnormal operations of the passenger conveyor are directly handled by the monitoring center. When the safety device is activated, a maintenance technician will be dispatched to the site. In such a case, it is apparent that the person in charge of the restoration work directly by the manager can shorten the operation stop time of the passenger conveyor.

[0004] The present invention has been made in view of the above-described present situation of the operation monitoring of the passenger conveyor, and has as its object to provide a passenger conveyor in which the recovery of the operation when the abnormality of the passenger conveyor occurs is performed quickly and efficiently. It is to provide a monitoring control device.

[0005]

In order to achieve the above-mentioned object, the present invention provides a detecting means for monitoring the operation of a passenger conveyor and issuing an abnormal signal when detecting an abnormality in safe driving;
A monitoring and control device that is provided in the building where the passenger conveyor is installed and is connected to the detection means and performs monitoring and control on the abnormal signal; and a telephone line connected to the monitoring and control device.
In a passenger conveyor monitoring and control device comprising a monitoring center for remotely monitoring the operation of the passenger conveyor of a plurality of buildings , provided in the monitoring and control device,
A storage device in which the generated abnormal signal is stored, an abnormal device, an abnormality for ensuring passenger safety, an identification device for identifying whether the abnormality is due to a failure of the passenger conveyor, based on an identification result of the identification device, The monitoring center and the monitoring control device
Against a notification device connected to a location, and set the destination of the alarm signal based on the abnormal signal has a configuration in which a control device for transmitting the calling report signal to the transmission destination.

[0006]

With this configuration, when an abnormality occurs in the operation of the passenger conveyor during safe driving, the detecting means detects the abnormality and issues an abnormality signal, and the 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 the identification device determines whether the abnormality signal is generated based on an abnormality in ensuring passenger safety or due to a failure of the passenger conveyor. Be identified.
Next, based on the identification result , the control device
The transmission destination of the alarm signal based on the abnormal signal is set for the monitoring center connected to the monitoring control device via the telephone line, and for the notification device connected to the monitoring control device . Then, an alarm signal is transmitted from the control device to the set transmission destination. For this, the abnormality of the safety of the passengers quickly be restored by the management person or the like of the building in principle, the maintenance technician processing is required abnormal promptly by a service technician is notified immediately monitoring center The operation of restoring the passenger conveyor to normal operation is performed efficiently.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS. Here, FIG. 1 is an explanatory diagram showing the entire configuration of the embodiment, and FIG. 2 is a block diagram showing the 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 notification device 9 is provided in the monitoring room 8. 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 floor entrances are connected endlessly. The machine room 5 is located at the upper entrance and exit position. This machine room 5
The drive unit 4 for driving and driving the tread plate 7 and the monitoring control device 6 are accommodated in the housing. In the machine room 5, the safety switch 3b, which operates when a chain (not shown) for transmitting the power of the driving machine 4 is cut off, is disposed. In the vicinity of the upper and lower entrances, The safety switches 3a, 3 which are activated when the passenger pulls a finger, respectively.
c is arranged. Then, the monitoring control device 6 sends the communication line 10 to the monitoring center 12 of the maintenance company via the telephone line 11.
Are connected to the notifying device 9 via the communication device.

[0009] As shown in FIG.
It comprises 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. The input device 13 is connected to the identification device 14, and the identification device 14 is connected to the control device 15. The communication device 16, the output device 17, and the 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 the input device 13 of the monitoring and control device 6 having such a configuration, the safety switches 3a, 3
b and 3c are connected, the safety switch is connected to the failure detection device 3 constituting the detection means of the invention, and the communication device 16 is connected to the monitoring center 1 via the telephone line 11.
2, an output device 17 is connected to the notification device 9 via the communication line 10.

Here, the failure detecting device 3 has a function of outputting an abnormal signal by the operation of the safety switches 3a to 3c, and the input device 13 has a function of receiving the abnormal signal and inputting it to the identification device 14. The identification device 14 has a function of performing a discriminating operation to determine whether the input abnormal signal is based on an abnormality in ensuring passenger safety or based on a failure of the passenger conveyor, and output a notification signal. I have. That is, in the embodiment, a control signal is input to one input terminal of the AND circuit included in 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 other input terminal of the AND circuit has a safety switch 3a
Alternatively, an abnormal signal from the safety switch 3c is input. Further, A, to which a control signal is input from the control line 19,
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 logical value of the AND circuit is "1", performing a logical operation, and outputting a report signal including abnormal data and report destination data. Control device 1
5 is based on the notification signal input from the identification device 14,
An alarm destination is set for the monitoring center 12 and the alarm device 9,
An alarm signal is transmitted to the set alarm destination via the communication device 16 to the monitoring center 12, and an output device 17 is transmitted to the alarm device 9.
Has the function of inputting via the 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 accident (not shown) for transmitting the power of the drive unit 4 of the passenger conveyor 2 occurs, the safety switch 3b detects the accident and operates, and the input terminal 1
3 is input to the identification device 14 from the
The logic value of the signal at the other input terminal of the D circuit becomes “1”. A control line 19 is connected to one input terminal of 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". For the logic circuit in the setting state of such a logical value, the identification device 14
The operation of the safety switch 3b is based on the breakdown of the passenger conveyor due to the disconnection of the chain by this operation, so it is determined that a maintenance technician must be dispatched from a maintenance company. With this calculation, the identification device 14 creates a notification signal including abnormal data of the chain breakage accident and notification destination data to the monitoring center 12 as a notification destination, and the notification signal is input to the control device 15.
The 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 and issues a command to the communication device 16 so that a notification signal indicating a chain break is transmitted from the communication device 16 to the telephone line 1.
1 to the monitoring center 12. The supervisor of the monitoring center 12, which has received the alarm signal, analyzes the alarm signal to confirm and grasp the product number of the passenger conveyor 2, the location and the name of the building 1, the failure state, etc., which caused the chain breaking accident. Then, notify the contents to a specialized technician and instruct prompt response processing.

Further, the safety switch 3a (the same applies to the safety switch 3c) due to the passenger not riding the passenger conveyor 2 properly or the mischief of the child passenger.
Is activated, an abnormal signal is output 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 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 such a setting state of the logical value, and the operation of the safety switch 3a is for ensuring the safety of the passenger by this operation. It is determined that recovery by the administrator is possible. By this calculation, the identification device 14 creates a notification signal including the abnormal data of the operation of the safety switch 3a and the notification destination data to the notification device 9 of the monitoring room 8 as a notification destination, and this 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 command to the safety switch 3.
is output from the output device 17 to the communication line 1.
0 is input to the notification device 9 in the monitoring room 8. The necessary data in the notification signal is stored in the storage device 21 as history information data of the passenger conveyor 2. After checking the notification signal, the manager of the building 1 goes to the site, secures the safety of the passenger, restores the safety switch 3a, resumes the operation of the passenger conveyor 2 after confirming all the safety, and resumes the operation.

In this case, the notification signal is also input to the communication device 16 and is sent to the monitoring center 1 via the telephone line 11.
2 is also notified. Therefore, the monitoring center 1
2 monitors and identifies the product number of the passenger conveyor 2 on which the safety switch 3a was activated, the location and name of the building 1, etc. by analyzing the alarm signal, and reports the content to a specialized maintenance engineer. Then, a request is made to wait in case the recovery by the administrator is impossible. As described above, when the manager restores the safety switch 3a and the passenger conveyor 2 resumes operation, the control device 15 transmits the passenger conveyor 2 after the operation information of the safety switch 3a stored in the storage device 21. Upon detecting the restart, it is determined that the safety switch 3a has been restored, and a command signal is input to the communication
Sends a restoration signal to the monitoring center 12 via the telephone line 11. The monitoring center 12 receiving the restoration signal
Then, the maintenance technician in standby is notified of the recovery of the safety switch 3a, and the maintenance technician's standby system is released. The restoration signal is stored as history information in the storage device of the monitoring center 12. If the safety switch 3a has not been restored after a predetermined time has elapsed, the monitoring center 12 contacts the monitoring room 8 of the building 1 from the monitoring center 12 and instructs the manager to restore the safety switch 3a. In the case where the recovery work is continuing, if it is determined that a maintenance technician needs to be dispatched based on the explanation of the situation, the maintenance technician who is waiting is immediately dispatched to the site.

As described above, according to the embodiment, when an abnormality in the safe operation of the passenger conveyor occurs, an abnormality which can be recovered by the manager of the building is notified to the notification device 9 of the monitoring room 8, and the abnormality is notified by the manager. When an abnormality that needs to be repaired and repaired promptly by a maintenance engineer occurs and is reported, the monitoring center 12 of the maintenance company is notified and the maintenance engineer immediately goes to the site to recover the abnormality. Therefore, the recovery from the abnormality is efficiently performed without waste. Further, the history data of the occurrence of the abnormality of the passenger conveyor is stored in the storage device 21 and the storage device of the monitoring center 12 stores the abnormality history and the recovery data of the passenger conveyor .
When the maintenance staff re-inspects the fault location, the storage device 21
Reads the history data of the occurrence of an abnormality in the passenger conveyor
Te, Ru can be carried out a detailed inspection of the passenger conveyor.

[0017]

As described in detail above, the present invention
Is a record that stores abnormal data generated on the passenger conveyor.
Storage device,DifferentIs always an abnormality in ensuring passenger safety,SquaredCustomer Con
An identification device that identifies whether an error has occurred due to a bear failure, and this identification
Identification in another deviceresultMonitoring center andSupervision and control
Connected to the deviceThe notification destination of an error for the notification device
And a control device that transmits an alarm signal to the set alarm destination.
In principle, abnormalities in passenger safety
Building manageretcToYoIs restored and the passenger conveyor is
Abnormalities related to malfunctions are immediately reported to the monitoring center.
Recovery processing is promptly performed by maintenance technicians,
When the operation of the passenger conveyor is restored to a normal state
In addition, abnormal history dataIn storageRememberedBecause, That
Maintenance work afterSometimes reading history data from storage
Out for a detailed inspection of the passenger conveyorDoCan
You.

[Brief description of the 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 one embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Building 2 Passenger conveyor 3 Failure detection device 4 Drive unit 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)

(57) [Claims] 1. A detecting means for monitoring the operation of a passenger conveyor and issuing an abnormal signal when detecting an abnormality in safe driving,
Wherein provided in the building where the passenger conveyor is installed, via a monitoring control unit for monitoring control for the abnormality signal is connected to said detecting means, a telephone line to the monitoring and control device
In a passenger conveyor monitoring and control device comprising a monitoring center for remotely monitoring the operation of the passenger conveyor of a plurality of buildings , provided in the monitoring and control device,
A storage device in which data of the generated abnormality is stored, an identification device for identifying whether the abnormality is an abnormality for ensuring passenger safety, or an abnormality due to a failure of the passenger conveyor, and an identification device based on the identification result of the identification device. The monitoring center and the monitoring control
Against a notification device connected device, to set the destination of the alarm signal based on the abnormality signal, characterized in that a control device for transmitting the calling report signal to the transmission destination passengers Conveyor monitoring and control device.