JPH09188248A - Station yard monitor device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To lessen the burden of a director for monitoring platforms in a station at a central commanding office. SOLUTION: An image change-over part 3 makes judgement on a position where obstacles are found, based on detected information from sensors provided for platform fences and detection sensors 14 for items falling down from platforms. A computer 1 selects a monitored image by each platform monitoring camera 11 based on the aforesaid positional information so as to display it on a monitor device 2, and concurrently executes warning control based on track circuit information from a CTC device 7, a director informs each train 19 of the position of each obstacle based on these information, and speaks over the radio for the station yard.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a station yard monitoring device for monitoring the inside of a station yard, particularly the situation of a platform by a monitor device installed at a central command station.

[0002]

2. Description of the Related Art In recent years, a train driver uses a monitor provided in a driver's seat or the like to monitor entry into a station platform with poor visibility, and to open or close a train door or leave a platform when leaving a train. A device has been put into practical use that performs monitoring work to save labor. Incidentally, such an apparatus is disclosed in, for example, JP-A-60-
It is disclosed in Japanese Patent No. 105389.

[0003]

However, in such a device, when an abnormality such as a failure occurs in the monitor device in the driver's seat, (1) the train speed at the time of entering the platform is made slower than usual. The driver directly monitors the approach platform and monitors it.

(2) A station clerk visits a platform to perform monitoring work.

(3) The dispatcher at the central dispatcher uses the monitor device at the dispatcher to perform home monitoring work. Etc. must be dealt with. As a result, there are problems such as delays in train operation and a heavy work load on station staff and dispatchers, and the conventional devices lack sufficient consideration for abnormal times.

[0006] In facilities where such a device is not installed, train drivers and station employees are constantly performing home monitoring work, and securing personnel in the early morning and late at night is a labor saving task. It is a big obstacle.

[0007] Therefore, an object of the present invention is to realize a station yard monitoring device which can reduce the burden of home monitoring work by a commander at a central command station.

[0008]

In order to solve the above-mentioned problems, the present invention solves the above-mentioned problems by detecting a plurality of obstacles installed at a station platform, a home broadcasting means, a home monitoring camera, and an obstacle installed at a central command station. A position detecting means, a video switching means, a broadcast control means, a central train operation control means, a train radio means, and a main control means are provided, and the obstacle position detecting means is an obstacle based on an obstacle detection signal from the obstacle detecting means. The object generation position is specified, and the main control means detects the train state and position based on the train information and various signal facility information obtained from the central train operation control means, train radio means, etc., and the train state. And by automatically controlling switching to a home monitoring camera that generates a home video signal to be displayed on a monitor device according to position information, outputting an alarm, and instructing whether or not to notify a train, Characterized in that to reduce the burden of finger-old members to support the dispatcher of business in the central dispatching office.

[0009]

1 is a block diagram showing an embodiment of a station yard monitoring device according to the present invention, which is surrounded by a central command station surrounded by a one-dot chain line and a broken line monitored by the command station. It shows the equipment installed in the station yard and train.

At a central command station surrounded by a one-dot chain line, a computer 1 which is a main control means for comprehensively controlling the whole, a monitor device 2, an image switching device 3, and an alarm installed above the monitor device 2 Lamp 4, Alarm buzzer 5, Train radio device that collects various train information obtained by communication with the train and radio with the train as data 6, Central train operation that controls and manages train operation and various signal equipment states Control (CTC) device 7, console 8, broadcast controller 9 for broadcasting to each station, home fence 13 with sensor installed at the platform of each station
When the obstacle is detected by collecting the detection information detected by the obstacle detecting means such as the above, the processing for specifying the station platform and the position in the platform (what position is the detection signal from the sensor for monitoring) An obstacle position detection unit 10 for performing the above is installed.

Inside the station surrounded by the broken line, there are a home monitoring camera 11 installed at several locations on the station platform, a group of video signals from the plurality of home monitoring cameras 11, an FM modulator 17 and an optical transmitter 18. An image distributor 12 for transmitting an image signal to an optical receiver 20 of a train 19 via a home fence 13 with a sensor for detecting passengers who have entered a dangerous area such as outside the station platform white line as obstacle detection means, A home broadcasting device including a home falling object detection sensor 14, a station broadcast control device 15, and a speaker 16 for detecting a fallen object from the platform is installed.

The sensors provided on the home shelf 13 are
It is an infrared sensor of a facing-off type, which is installed so as to face opposite side surfaces of a plurality of platform fences 13 installed in the middle of the white line of the platform or on an extension line, and passengers and the like of the platform cross over the white line of the platform. It is configured to generate an obstacle detection signal by blocking the infrared beam when moving to a dangerous area around the periphery of the platform. In addition, the home falling object detection sensor 14 is an infrared sensor of a facing blocking method that is installed so as to face the side surfaces of the homes that face each other across the line, and the infrared beam is blocked by an obstacle that drops on the line. It is configured to generate an obstacle detection signal. Here, the sensors installed in the platform 13 and the platform falling object detection sensor 14 can prevent malfunctions and irritable control by checking the detection signals of a plurality of elements by logical processing such as AND conditions. To do.

A monitor device 21 connected to the optical receiver 20 is installed in the driver's seat of the train 19.

Next, the operation of the station yard monitoring device will be described by taking as an example the case where a passenger gets into a dangerous area outside the white line of the station platform.

The infrared sensor installed on the sensor-equipped home fence 13 generates an obstacle detection signal when a passenger gets in and out of the infrared beam over the white line, and transmits the obstacle detection signal to the obstacle position detection section 10. . Obstacle position detector 10
Analyzes the obstacle detection signal and detects the obstacle with the sensor at which position and at which station (obstacle occurrence position)
Is specified, and the obstacle generation position information is transmitted to the computer 1. Calculator 1 is based on this obstacle generation position information,
The camera number of the home monitoring camera 11 that captures the area including the position where the obstacle has occurred is calculated, and the information such as the station name and camera number to be monitored and the monitor number for displaying the video is edited, and the information is used as a monitor control signal To the video switching device 3.

The video switch 3 supplies a video signal obtained by combining the video signal from the designated monitoring camera 11 and the station name video signal to the designated monitor device 2 based on the monitor control signal.

At this time, the computer 1 detects the state and position of the train based on the train operation information obtained from the CTC device 7 and the information signals obtained from the train radio device 6 and various signal facilities. When the train approaches the station platform that has occurred and is in a dangerous state, the alarm buzzer 5 sounds and the alarm lamp 4 installed on the upper part of the monitor device 2 is controlled to give an alarm to the commander, and a command is issued. The table 8 also displays whether or not to notify the train.

According to the alarm, the image on the monitor device 2 and the display of the necessity of the notification, the ordering person uses the train radio device 6 and the optical communication system to notify the train. In addition, the broadcast control device 9 can be used to broadcast to the corresponding station to call attention to passengers.

Calculator 1 if the train is not approaching
Performs only display switching of the monitor device 2 and lighting control of the alarm lamp 4. Based on this information, the ordering staff broadcasts to the relevant station using the broadcast control device 9 to call attention to passengers.

In this embodiment, the fixed home surveillance camera is used to monitor (check) the obstacle generation area. However, a turning function and a zoom mechanism controllable by remote control are provided. It is also possible to realize a configuration using a small number of home monitoring cameras by performing camera control by the computer 1 using the home monitoring cameras.

[0021]

As described above, according to the present invention, when an abnormality such as a failure of the monitor device in the driver's seat of a train occurs or when there is a quiet time such as early morning or late at night, an alarm and a monitor device are displayed at the central command station Since it is possible to support the work of the on-site dispatcher by displaying the image of the home and whether or not a call is required, the on-site dispatcher can quickly and surely monitor the home without complicated monitoring work. It is possible to reduce the burden on staff and station staff and save labor.

[Brief description of the drawings]

FIG. 1 is a block diagram of a station yard monitoring device showing an embodiment of the present invention.

[Explanation of symbols]

 1 Computer 2 Monitor device 3 Video switcher 4 Alarm lamp 5 Alarm buzzer 6 Train radio device 7 Central train operation control (CTC) device 8 Command console 9 Broadcast control device 10 Obstacle position detection unit 11 Home monitoring camera 12 Video distributor 13 Home fence with sensor 14 Home falling object detection sensor 15 Station broadcasting control device 16 Speaker

Claims (3)

[Claims] 1. A plurality of obstacle detection means installed at a station platform, a home broadcasting means, a home monitoring camera, an obstacle position detection means installed at a central command station, an image switching means, a broadcast control means, and a central train operation. Control means, train radio means, main control means, the obstacle position detection means specifies an obstacle generation position based on an obstacle detection signal from the obstacle detection means, the main control means is the central Detects the train status and position based on train information and various signal equipment information obtained from the train operation control means and train radio means, and outputs a home video signal to be displayed on the monitor device according to the train status and position information. A station yard monitoring device characterized by automatically performing switching control to the generated home monitoring camera, alarm output, and instruction of whether or not to notify the train. 2. The obstacle detection means according to claim 1, wherein the obstacle detection means includes a home falling object detection sensor and a danger area entry detection sensor for detecting that a passenger or the like has entered a danger area of the platform. The detection means analyzes the obstacle detection signal to detect the position where the obstacle has occurred, and the main control means identifies the home monitoring camera that captures the area including the obstacle generation position, and detects from the home monitoring camera. A station yard monitoring device which performs switching control such that a home video signal is displayed on the monitor device. 3. A plurality of obstacle detection means for detecting entry of passengers and the like into a dangerous area of a station platform, and an obstacle generation position is detected based on a detection signal from the obstacle detection means to detect an obstacle. Obstacle position detecting means for generating generation position information,
A plurality of home monitoring cameras that copy the station platform to generate a home video signal, a central train operation control means that generates train operation information, a monitor device that displays the home video signal, an alarm means, and these means and A main control unit that is associated with the device, wherein the main control unit displays on the monitor device a home video signal from the home monitoring camera that captures an area including the position according to obstacle generation position information. And a station yard monitoring, wherein the alarm means is operated based on the obstacle occurrence position information and the train operation information, and control is performed to instruct whether or not to notify a train approaching the obstacle occurrence position. apparatus.