JPH05201637A - Remote monitoring device for elevator - Google Patents

Abstract

PURPOSE:To provide a remote monitoring device for an elevator which can take in the necessary detailed anomaly data immediately from a monitoring center side when an elevator anomaly is generated and can carry out the addition and change of the anomaly data in a simple manner. CONSTITUTION:As for a remote monitoring device for an elevator which consists of a terminal device 4 which transmits an anomaly signal when the anomaly of the elevator is detected and a monitoring center 3 which receives the anomaly signal supplied from the terminal device 4 through a communication circuit 2 and monitors the elevator in remote control form, a signal selecting device 3d which selects and takes in the control signal supplied from an elevator controller 1 when anomaly occurs in the elevator is installed in the monitoring center 3. Accordingly, when the anomaly of the elevator occurs, the necessary detailed trouble data is taken in immediately from the monitoring center side, and the restoration work for the trouble can be carried out speedily and efficiently, and the addition and change of the trouble data can be carried out in a simple manner from the monitoring center side.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an elevator remote monitoring device for remotely monitoring the operation of an elevator.

[0002]

2. Description of the Related Art When the number of high-rise buildings and high-rise houses increases, an elevator is an indispensable means of transportation depending on the commuter to the high-rise buildings and the residents of the high-rise buildings. Therefore, when an abnormality occurs in the elevator, Abnormality must be promptly restored. Therefore, a terminal device that detects an abnormality in the elevator is installed in the building where the elevator is installed, and the terminal device and the monitoring center provided in the maintenance company of the elevator are connected by a telephone line, and the terminal device detects the abnormality of the elevator. The detected abnormal signal is sent to the monitoring center via the telephone line, the elevator is monitored based on the abnormal signal received at the monitoring center, and if an abnormal condition occurs, maintenance personnel immediately go to the site to perform recovery work. The method of doing is adopted. This type of elevator remote monitoring device is disclosed, for example, in Japanese Patent Laid-Open No. 63-288880, and in the disclosed remote monitoring device, the terminal device is provided with a signal exchange circuit and a signal selection circuit. When an abnormality occurs in the signal, an abnormal signal is input to the signal exchange circuit, and based on this abnormal signal, the signal exchange between the signal exchange circuit and the elevator control device provides detailed abnormality data necessary for the abnormality recovery work of the elevator. Captured and stored in the signal exchange circuit. Then, the signal selection circuit operates to select the necessary abnormal data from the detailed abnormal data stored in the signal exchange circuit and send it to the monitoring center. At the monitoring center, the elevator data is sent based on the sent abnormal data. Implement recovery measures.

[0003]

In the elevator remote monitoring apparatus according to the above-mentioned proposal, for the elevator where the same minor failure occurs relatively frequently on the monitoring center side, the signal selection circuit of the terminal device selects the elevator. Special abnormal data other than the abnormal data transmitted and transmitted may be required. In this case, it is possible to call the terminal device from the monitoring center and take in the necessary abnormal data from the elevator control device via the signal exchange circuit. However, the abnormal data at the time of occurrence of an abnormality is limited to the abnormal data taken into the signal exchange circuit at the time of occurrence of the abnormality, and if the monitoring center requires special abnormal data at the time of occurrence of the abnormality, If the abnormal data is not written in the signal exchange circuit at the time when the abnormality occurs, the monitoring center cannot obtain the target special abnormal data.

Further, in the proposed elevator remote monitoring device, the program of the signal selection circuit differs depending on the model and specifications of the elevator, so that the program management of each terminal device on the monitoring center side becomes complicated. When the abnormal data is added or changed accordingly and the program of the signal selection circuit is changed, it is necessary to change the entire program for the terminal device, and the program can be changed easily. Absent.

The present invention has been made in view of the current state of the remote monitoring apparatus for elevators as described above, and its purpose is to take in the necessary detailed abnormality data immediately from the monitoring center side when an abnormality occurs in the elevator. Another object of the present invention is to provide a remote monitoring device for an elevator, which is capable of adding and changing abnormal data.

[0006]

In order to solve the above-mentioned problems, the present invention provides a control signal which is installed in each of a plurality of buildings in which an elevator is installed, and which receives a control signal from the control device of the elevator. From the terminal device that outputs an abnormal signal when it detects an abnormality that has occurred in the elevator, and the abnormal signals from these terminal devices are transmitted via a telephone line to remotely monitor the elevators installed in the plurality of buildings. In a remote monitoring device for an elevator including a monitoring center, a signal selecting device for selecting and fetching a control signal from the control device when the abnormality occurs is provided in the monitoring center.

[0007]

With this structure, when detailed abnormality data is required when an abnormality occurs in the elevator, the signal selection device of the monitoring center operates and the detailed abnormality data at the time of the abnormality is transmitted from the elevator control device. After being taken in, the monitoring center takes appropriate measures for abnormal recovery of the elevator based on the detailed abnormal data.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. Here, FIG. 1 is a block diagram showing the configuration of the embodiment, FIG. 2 is a flowchart showing the operation of the embodiment, FIG. 3 is a transmission format of detailed failure information transmitted in the embodiment, and FIG. 4 is a display of FIG. It is explanatory drawing which shows the example of a display of an apparatus.

In FIG. 1, B is a building, and this building B
Is connected to the monitoring center 3 via the communication line 2, and is connected to the building B by the elevator car 5, the elevator controller 1 for controlling the operation of the car 5, and the data line 1a to the controller 1. A terminal device 4 for monitoring the operation of the car 5 is arranged. This terminal device 4
Is a configuration in which the data reading device 4a is connected to the control device 4e, the data reading device 4a, the abnormality detecting device 4b, the communication device 4c, and the storage device 4d, and the data reading device 4a is connected to the abnormality detecting device 4b. The data reading device 4a is connected to the control device 1 by the data line 1a. In addition, the monitoring center 3 causes the control device 3e to communicate with the communication device 3
e, the storage device 3c, the input device 3f, and the display device 3b are connected, and the signal selection device 3 is provided between the control device 3e and the communication device 3a.
The communication device 3a is connected to the communication device 4c of the terminal device 4 through the communication line 2.

Here, the data reading device 4a is the control device 1
Has a function of reading an elevator control signal from the device, the anomaly detection device 4b has a function of detecting an anomaly of the read control signal, and the communication device 4c transmits a signal to and from the monitoring center via the communication line 2. A storage device 4 having a function of giving and receiving
d has a function of storing various signal data, and the control device 4e has a function of controlling the data reading device 4a, the abnormality detection device 4b, the communication device 4c, and the storage device 4d according to a set program. There is. Also, the communication device 3a
Has a function of exchanging signals with the terminal device 4 via the communication line 2, a display device 3b has a function of displaying a customer who has an abnormality, the content of the abnormality, and the like, and the storage device 3c. Has a function of storing various signal data. Further, the signal selection device 3d has a function of outputting a request signal for selecting detailed abnormal data when an abnormality occurs, and the input device 3f has a function of inputting a signal when the program of the signal selection device 3d is changed. The device 3e includes the communication device 3a, the display device 3b, and the storage device 3c according to the set program.
And a function of controlling the signal selection device 3d.

Next, the operation of the embodiment having such a configuration will be described.
A case where an abnormality occurs in the door will be described with reference to the flowchart of FIG.

For example, if an abnormal situation occurs in which the door of the elevator is not closed due to dust clogging the threshold of the first-floor hall, in step S1 of the flow chart of FIG. 2, the control device 1 which is input from the data line 1a to the data reading device 4a. The data of the control signal at the time of occurrence of an abnormality from the
Is processed by a predetermined program. Then, by this process, the abnormality detection device 4b detects that an abnormality has occurred in the elevator in step S2.
Next, a detection signal is input from the abnormality detection device 4b to the control device 4e, and a command signal is issued from the control device 4e based on this detection signal, and "door abnormality" data is written in the storage device 4d in a preset format. Be done. At the same time, the communication device 4c is activated by an instruction from the control device 4e, the communication device 3a of the monitoring center 3 is called, and the communication line 2 connects the communication device 4c of the terminal device 4 and the communication device 3a of the monitoring center 3 to each other. Then, in step S3, the data of "door abnormality" is transmitted from the communication device 4c to the communication device 3a.

In step S4, when the communication device 3a receives the "door abnormality" data from the terminal device 4, the communication device 3a inputs the data to the control device 3e, and the control device 3e processes the data. Abnormality delivery destination data, abnormality type data, etc. are identified, and a command signal is issued in step S5 to cause the display device 3b to display the delivery destination and the content of the abnormality. Then, in step S6, it is determined whether the detailed abnormal data needs to be fetched for the transmitted "door abnormal" data, and if it is determined that the detailed abnormal data needs to be fetched, The control device 3e gives a command to the signal selection device 3d to select detailed abnormality data of "door abnormality" data. In response to this command, the signal selection device 3d selects detailed abnormality data (for example, opening / closing state data of each floor door) required for the "door abnormality" data in step S7 according to a predetermined program,
In step S8, a request signal for the detailed abnormal data is output to the communication device 3a. Therefore, a request signal for the detailed abnormal data is transmitted from the communication device 3a to the communication device 4c of the terminal device 4 via the communication line 2, and the request signal is received by the communication device 4c and input to the control device 4e.

In the control device 4e to which this request signal is input, for example, the open / closed state data of each floor door is read from the data reading device 4a as the detailed abnormal data for the "door abnormal" data, and the predetermined detailed abnormal data is read in step S10. Write in storage device 4d in transmission format. In this detailed abnormal data transmission format, as shown in FIG. 3, addresses 101 to 109 indicate the number of floors,
“1” indicates a door open state and “0” indicates a door closed state. Then, the control device 4e transmits the opening / closing state data of each floor door written in the storage device 4d to the communication device 3a of the monitoring center 3 via the communication device 4c in step S11.

In this way, the communication device 3a which receives the opening / closing state data of each floor door as the detailed abnormality data,
In step S13, the received data is input to the control device 3e, and the received data is stored in the storage device 3c by the control device 3e. At the same time, as shown in FIG. The open / closed state data of each floor door is displayed. Next, the control device 3e transmits an "ACK" signal to the communication device 3a, the communication device 3a transmits this "ACK" signal to the terminal device 4, and opens the communication line 2 in step S14. If it is determined in step S6 that the detailed abnormal data is not necessary, the process immediately proceeds to step S14, and the control device 3e
Inputs the "ACK" signal to the communication device 3a.

In the embodiment, the maintenance staff who confirms the detailed abnormality data displayed on the display device 3b confirms that only the door on the first floor is not closed, goes to the building where the abnormality has occurred, and By investigating the cause of the door not closing, centering on the door on the floor, it is possible to quickly find out that the sill of the first-floor landing is clogged with dust, and quickly recover from the elevator abnormality.

As described above, according to the embodiment, when an abnormality occurs in the elevator, the detailed abnormality data at the time of the abnormality required for the abnormality recovery work is selected on the monitoring center 3 side and fetched from the elevator controller 1. Therefore, it is possible to grasp accurate detailed abnormal data and efficiently process the abnormal work of the elevator. Further, the program of the signal selection device, which differs depending on the specifications and model of the elevator, can be centrally managed on the monitoring center side, and the detailed abnormal data can be added or changed in the monitoring center side in a short time.

[0018]

As described in detail, according to the present invention, when the abnormality of the elevator occurs, the monitoring center is provided with the signal selection device for selecting and receiving the control signal from the elevator control device. The detailed abnormality data necessary for the restoration of the vehicle can be accurately grasped at the time of the abnormality occurring on the monitoring center side, the restoration of the elevator abnormality can be performed quickly and efficiently, and the program of the signal selection device can be changed. The monitoring center can easily and quickly carry out the model or specification unit.

[Brief description of drawings]

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

FIG. 2 is a flowchart showing the operation of the embodiment of the present invention.

FIG. 3 is a transmission format of detailed failure information transmitted in the embodiment.

FIG. 4 is an explanatory diagram showing a display example of the display device of FIG.

[Explanation of symbols]

 1 Control Device 2 Communication Line 3 Monitoring Center 3a Communication Device 3b Display Device 3c Storage Device 3d Signal Selector 3e Control Device 4 Terminal Device 4a Data Reading Device 4b Abnormality Detection Device 4c Communication Device 4d Storage Device 4e Control Device

 ─────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Hiroshi Kiyosugi 1-6 Kandanishikicho, Chiyoda-ku, Tokyo Within Hitachi Building System Service Co., Ltd. (72) Inventor Hiroshi Yamazaki 1-6-6 Kandanishikicho, Chiyoda-ku, Tokyo Hitachi Building System Service Co., Ltd. (72) Hajime Okamoto Hajime Okamoto 6-6 Kanda Nishiki-cho, Chiyoda-ku, Tokyo Inside Hitachi Building System Service (72) Kiyoshi Kawanishi 1-6 Kanda Nishiki-cho, Chiyoda-ku, Tokyo Incorporated company Hitachi Building System Service

Claims (1)

[Claims] 1. A terminal which is arranged in each of a plurality of buildings in which elevators are installed, which receives a control signal from the control device of the elevator, and issues an abnormality signal when detecting an abnormality occurring in the elevator from the received control signal. A device,
An abnormal signal from these terminal devices is transmitted via a telephone line, and in an elevator remote monitoring device comprising a monitoring center for remotely monitoring elevators installed in the plurality of buildings, when the abnormality occurs, the A remote monitoring device for an elevator, wherein a signal selecting device for selecting and fetching a control signal from a control device is provided in the monitoring center.