JPH02108200A - Remote supervisory equipment - Google Patents

Abstract

PURPOSE:To prevent misoperation by receiving trouble information directly as an image from the image transmission part of an abnormality diagnostic device by an operator dispatched to a building through a calling device which has a television camera and a television monitor, and sending the operation state of the operator to the television telephone set in a center. CONSTITUTION:The dispatched operator informs the center 2 of trouble by the calling device 5 and the center 2 inquires about the trouble state. The operator sends the trouble state back in response to the inquiry and the center 2 diagnoses the trouble according to the sent-back result and outputs the diagnostic result to the operator. The report from the operator is made on the television telephone set 6 on the side of the center 2 by the television camera 7 with an image sent-back signal and a voice signal. Further, the output from the side of the center 2 is outputted automatically as an image sent-back signal to a telephone line and the image sent-back signal is received by the television set on the side of a device 1a to be supervised. Consequently, misoperation is prevented.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a remote monitoring device, and more particularly to a device suitable for taking countermeasures when a monitored device is abnormal.

[Conventional technology]

Abnormal conditions in multiple monitored devices are detected at the center,
Remote monitoring devices that take appropriate measures in this regard are well known. Such a remote monitoring device will be explained using figures.

FIG. 2 is a block diagram of the remote monitoring device. In the figure, 1 is a structure such as a building, and 2 is a center. 3 is a general telephone subscriber line connecting the building 1 and the center 2. The building 1 is equipped with a monitored device 1a and a telephone 1b. The monitored device 1a detects an accident in which the building 1 is damaged and outputs this detection signal to the center 2 via the general access line 3. The center 2 is equipped with a telephone 2a through which an operator M2 makes and receives calls, and a fault diagnosis device 2b. The failure diagnosis device 2b includes an operation unit 2b for inputting and outputting the failure state and failure treatment method of the monitored device 1a.

, a fault diagnosis storage section 2b3 that stores data necessary for diagnosing a fault, and a control section 2b2 that controls the operation section 2b and the fault diagnosis storage section 2b.

The failure diagnosis device 2b has data regarding failures in the monitored device 1a, and when a failure occurs in the monitored device 1a, diagnoses the cause of the failure according to the state of the failure, and outputs a repair method.

With this remote monitoring device, when the monitored device 1a is in a normal state, the monitored device 1a
A signal indicating that A is operating normally is sent to the center 2 using a data signal using the general subscriber line 3. When a failure occurs in the monitored device 1a, the monitored device 1a
Since a signal indicating that the monitored device 1a is operating normally is not sent to the center 2, worker M
1 will be dispatched. Worker M□ checks the failure status of monitored device 1a and calls operator M2 of center 2 using telephone 1b.
receives notification of the failure state of the monitored device 1a through the telephone 2a, and inputs the failure state by operating the operating section 2b1 based on the failure state. The control unit 2b diagnoses the cause of the failure based on the input failure state according to a predetermined program in the failure diagnosis storage unit 2b, and as a result outputs a method for repairing the monitored device 1a to the operation unit 2b. . The operator M2 of the center 2 communicates the output contents from the operation section 2b to the worker M□ in the building 1 through the telephone 2a and the telephone 1b.

[Problem to be solved by the invention]

By the way, in the above-mentioned conventional remote monitoring device, when the fault diagnosis of the monitored device 1a in which an abnormality has occurred is performed by the fault diagnosis device 2b, the method for investigating the fault state of the monitored device 1a output from the operation section 2b and the fault diagnosis method are as follows. There are times when the operator M2 of the center 2 mistakenly communicates the repair method to the working tool M□ in the building 1. Further, there are times when the work tool M□ does not follow the instructions from the operator M2 and performs the wrong work. At this time, the amount of effort and time spent on diagnosing the failure of the monitored device 1a increases, and there is also the possibility that it will not be possible to respond quickly and appropriately to failures in other locations that occur during this work.

An object of the present invention is to solve the above-mentioned problems of the prior art, and to eliminate erroneous instructions from an operator in a center to workers in a building, and to prevent erroneous operations by workers in a building, so that monitoring of monitored equipment is prevented. An object of the present invention is to provide a remote monitoring device capable of diagnosing and repairing failures.

[Means to solve the problem]

In order to achieve the above objects, the present invention connects a monitored device and a monitoring device via a telephone line, performs monitoring at a monitoring station based on information sent from the monitored device, and provides a system for connecting a monitored device and a monitoring device to each other via a telephone line. is a remote monitoring device equipped with an abnormality diagnosis device that outputs an instruction procedure for investigating the abnormality part in response to an abnormality when the monitored device has an abnormality; A communication device capable of displaying the instruction procedure outputted from the computer and photographing the work status of the abnormality countermeasure worker is installed, and the monitoring station is equipped with a communication device capable of communicating with the communication device. It is characterized by being deployed.

[Effect]

When a failure occurs in a certain monitored device, a worker is dispatched to the monitored device. The dispatched worker notifies the center of the failure using a communication device, and the center responds to the failure condition. The worker replies with the failure status according to this timing, and the center side diagnoses the failure based on this reply.

The diagnosis result is output to the worker. The report from the worker is sent via the videophone to the videophone on the center side in the form of an image reply signal and an audio signal. Further, the output from the center side is automatically output to the telephone line as an image reply signal, and this image reply signal is received by the video telephone on the monitored device side.

〔Example〕

Hereinafter, the present invention will be explained based on illustrated embodiments. 1st
FIG. 0 is a block diagram of a remote monitoring device according to an embodiment of the present invention, and the same parts as those shown in FIG.

Reference numeral 4 denotes an image transmitting unit that converts inquiries necessary for failure diagnosis and methods of repairing the failure into image transmission signals and outputs them, and 2b'2 denotes a control unit that controls the operation unit 2b, the failure diagnosis storage unit 2b, and the image transmitting unit 4. A section 5 includes a monitor 5a that receives an image transmission signal from the image transmission section 4 and displays an image, a dial 5d that transmits a dial signal, a microphone 5b that receives voice from the operator M1, and a voice output from the operator M2. The main body of the communication device is equipped with a speaker 5C that communicates to worker M1, 7 is worker M
TV camera that photographs the working status of Yu's monitored device 1a, 8
6 is a cable connecting the television camera 7 and the telephone main body 5, and 6 is a video telephone that receives the image signal from the telephone device 5 and transmits the voice of the operator M2 to the telephone device 5.

Next, the operation of the embodiment will be explained. When a failure occurs in the monitored device 1a, the worker M1 is dispatched to the monitored device 1a, as described above. Worker M□ dials from the telephone device 5 to the video telephone 6 in the center 2. This allows the telephone device 5 and the video telephone 6 to communicate via the general subscriber line 3.

When the operator M2 of the center 2 becomes able to communicate between the telephone device 5 and the videophone 6, he operates the operating section 2b1 and starts troubleshooting the monitored device 1a. Control unit 2b'
2 starts a predetermined program in the failure diagnosis storage unit 2b based on the input signal from the operation unit 2b□, and first outputs a signal to the image transmitting unit 4 to correct the failure state of the monitored device 1a. . This signal is a signal that specifies the failure state and informs the worker M whether or not the failure is in the specified state.The image transmitter 4 transmits this signal as an image signal to the communication device 5. Worker 0 M□ views the makeshift signal from the image transmitter 4 as an image on the monitor 5a of the communication device 5, and investigates the failure state of the monitored device Qi 1 a according to the image. At this time, the worker M0 attaches the television camera 7 to his head with a belt, and transmits the work situation as an image signal to the communication device 5 via the cable 8. Next, the work status of this failure investigation is transmitted as an image signal from the communication device 5 to the video phone 6 in the center 2, and the operator M2 in the center 2 views the work status of worker M□ as an image via the video phone 6. . Next, the worker M1 is informed of the investigated failure state by voice from the telephone device 5 to the video telephone 6 in the center 2, and is contacted by the operator M2. Operator M2 inputs the failure status notified from worker M1 using operation section 2b. Based on this input signal, an inquiry regarding the next specific state is transmitted to the communication device 5 via the image transmitter 4. Such adjustments are repeated until the fault condition is identified. The control unit 2b'2 determines whether the failure condition matches the timing, and when the failure condition matches, the control unit 2b' performs the following based on the specified failure condition.
The cause of the failure of the monitored device 1a is diagnosed according to a predetermined program in the failure diagnosis storage unit 2b3, and as a result, a signal indicating how to repair the monitored device 1a is output to the image transmitting unit 4. The image transmitter 4 transmits this signal as an image signal to the communication device 5 via the general access circuit 1g; A3. Worker M restores the monitored device 1a to a normal state in accordance with the repair method for the monitored device 1a displayed as an image on the monitor 5a in the communication device 5. At this time, the operator M2 in the center 2
The operator M2 monitors the work status of the worker M2, which is transmitted as an image to
The work tool M is notified of any deficiencies by voice to the speaker 5c inside. Further, one worker M□ asks the operator M2 via the videophone 6 via the microphone 5b in the communication device 5 about any unclear points regarding the method for repairing the monitored device 1a.

As described above, in this embodiment, a worker dispatched to a building directly receives failure information as an image with the image transmission section of the abnormality diagnosis device using a communication device having a television camera and a television monitor. Furthermore, we have made it possible to send information about the worker's work status to the videophone in the center.
Erroneous instructions from operators at the monitoring center and erroneous operations by workers can be prevented, and the time and effort for fault diagnosis can be shortened.

〔Effect of the invention〕

According to the present invention, a worker dispatched to a building can directly receive failure information as an image with an image transmission unit of an abnormality diagnosis device using a communication device having a television camera and a television monitor, and The work status of workers can be sent to videophones in the center, which prevents incorrect instructions from operators at the monitoring center and incorrect work by workers, reducing the time and effort required for troubleshooting. Ru.

[Brief explanation of drawings]

FIG. 1 is a block diagram of a remote monitoring device showing an embodiment of the present invention, and FIG. 2 is a block diagram of a conventional remote monitoring device. 1a...Monitored device, 2b...Failure diagnosis device, 2.
...Center, 5...Telephone device body, 6...Video phone. Second

Claims (1)

[Claims] (1) A monitored device and a monitoring device are connected via a telephone line, and a monitoring station performs monitoring based on information sent from the monitored device. In a remote monitoring device equipped with an abnormality diagnosis device that outputs an instruction procedure for investigating the abnormality part for this abnormality, the monitored device side is provided with the instruction procedure output from the abnormality diagnosis device. A remote monitoring system characterized in that a communication device capable of displaying and photographing the work status of an abnormality countermeasure worker is installed, and the monitoring station is equipped with a communication device capable of communicating with the communication device. Device.