JP2015032995A - Video monitoring system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a video monitoring system capable of surely confirming the safety of passengers on a platform with the approach of the train and promptly grasping a situation change on the platform.SOLUTION: The video monitoring system comprises: monitoring cameras 2a-2d for imaging the platform of station sites 1 to (n); a recording device 3 for recording video images of the monitoring cameras 2a-2d; and a monitoring site 7 remotely connected with the station sites 1 to (n) over an internet 14. The monitoring site 7 includes a screen display command device 16 for displaying a present video image of the monitoring camera 2a imaging the platform of a specified station site and a past video image of the monitoring camera 2a one minute before the present time among the video images recorded in the recording device 3 as a simultaneous display screen 8Aa for incoming train monitoring on the same screen of a display device 8 when the station site on which a train A is incoming to the platform is specified by a control device 15.

Description

  The present invention relates to a video surveillance system that monitors video taken by a surveillance camera, and more particularly to a video surveillance system that is suitable for monitoring passenger images in a station building.

  Monitoring of passengers at platforms in the station building is regarded as important in order to prevent accidents that occur at the time of entering or leaving a train. In view of this, various video surveillance systems have been proposed in which a surveillance camera is provided in the home and the passengers are monitored through video captured by the surveillance camera.

  As one of the prior arts of this kind of video surveillance system, a plurality of ITV cameras installed at the platform of the station building, and an operation display controller that automatically switches the video shot by these ITV cameras according to the movement of the train. And a display device that displays the image switched by the operation display controller, and a train operation management system that displays until the departure of the train is detected on the screen of the display device is known. (For example, refer to Patent Document 1).

  Here, when a train enters the line, passengers may rush into the train, and such a rush ride is not preferable for safety, so check the situation where the rush ride is done from the captured video There is a need.

Japanese Patent Laid-Open No. 8-133305

  However, the train operation management system of the prior art disclosed in Patent Document 1 displays the image of the ITV camera from the detection of the train entry to the detection of the departure of the train, as described above, to improve passenger safety. It is to be confirmed that even if there are passengers who rush in when the train enters the line, passengers who are rushing in are not shown only by the image of the ITV camera provided at the platform of the station building, or passengers May not be recognized. As described above, the conventional train operation management system does not take into consideration the passenger boarding situation in the platform, and there is a concern that the passenger safety cannot be sufficiently confirmed.

  In addition, when the train operation management system of the prior art has a plurality of station buildings into which trains enter, the images of the ITV cameras installed in these station buildings are displayed on the display device by the operation display controller. It is difficult for one person to check the image of the distant display device alone, the image may be overlooked, and it may take time to grasp the change in the status of the platform of the station building.

  The present invention has been made based on the actual situation of the prior art as described above. The purpose of the present invention is to reliably confirm the safety of passengers in the platform accompanying the approach of the train and to quickly grasp changes in the status of the platform. It is to provide a video surveillance system.

  In order to achieve the above object, a video surveillance system according to the present invention records a plurality of surveillance cameras that photograph the homes of a plurality of station buildings, which are monitored sites, and videos captured by the plurality of surveillance cameras. A recording device and a monitoring site that is remotely connected to the monitored site via a communication line, the monitoring site is based on the position information of the train from entering the home until departure A station building identifying device that identifies the station building where the train has entered the platform; and a display device that displays an image of a monitoring camera that captures the home of the station building identified by the station building identifying device among the plurality of monitoring cameras. When the station building where the train enters the platform is identified by the station building identifying device, the platform of the identified station building is photographed. Simultaneous display for on-line monitoring of the current video of the monitoring camera and the past video of the monitoring camera a predetermined time before the current time among the video recorded on the recording device on the same screen of the display device A screen display commanding device for displaying as a screen is provided.

  According to the video surveillance system of the present invention, it is possible to surely confirm the safety of passengers in the platform accompanying the approach of the train and to quickly grasp changes in the status of the platform. Problems, configurations, and effects other than those described above will become apparent from the following description of embodiments.

It is a figure which shows the structure of one Embodiment of the video surveillance system which concerns on this invention. It is a figure which shows the simultaneous display screen for incoming line monitoring displayed on the display apparatus which concerns on this embodiment. It is a figure which shows the screen for normal monitoring displayed on the display apparatus which concerns on this embodiment. It is a flowchart explaining operation | movement of this embodiment.

  Hereinafter, an embodiment for implementing a video surveillance system according to the present invention will be described with reference to the drawings.

  As shown in FIG. 1, an embodiment of the video monitoring system according to the present invention includes a plurality of station building sites 1 to n which are monitored sites, and the plurality of station building sites 1 to n and communication lines such as the Internet network 14. Are connected to each other through the Internet network 14 and a monitoring site 7 for remotely monitoring each station building site 1 to n, and the plurality of station building sites 1 to n and the monitoring site 7 via the Internet network 14. -N and the monitoring site 7 and a data center 10 that transmits and manages various types of information.

  Each station building site 1 to n has a plurality of surveillance cameras 2a to 2n that capture the situation of the corresponding station building platform, ticket gate (see FIG. 3), ticket vending machine (see FIG. 3), and the like. In the following, for the sake of simplicity, 2a is used as a monitoring camera for shooting a home situation, 2b is used as a monitoring camera for shooting a ticket gate situation, 2c is used as a monitoring camera for shooting a ticket vending machine 1, The surveillance camera that captures the situation of another ticket vending machine 2 different from the machine 1 is denoted by reference numeral 2d, and the other surveillance cameras 2e to 2n are not shown.

  Further, each station building site 1 to n has a recording device 3 that records video captured by a plurality of monitoring cameras 2a to 2d as video data, and video data recorded on the recording device 3 (by the monitoring cameras 2a to 2d). A camera server 4 that fetches the current (real-time) video data that has been taken) from the recording device 3, and the video data fetched by the camera server 4 is transmitted to the monitoring site 7 via the Internet 14. In order to receive a command from the monitoring site 7, a communication device 5 that performs communication connection with the Internet network 14 is included.

  Each station site 1 to n has an emergency button (not shown) for notifying that when an abnormality has occurred in, for example, the train A or the platform, and an abnormality occurrence signal transmitted when the emergency button is pressed. And a sensor 6 for detecting a failure signal or the like of the ticket vending machine as an event signal. The camera server 4 of each station building site 1 to n transmits the event signal detected by the sensor 6 to the monitoring site 7 and the data center 10 via the communication device 5 and the Internet network 14.

  Furthermore, the camera server 4 of each station building site 1 to n transmits the current video data of the monitoring cameras 2 a to 2 d acquired via the recording device 3 to the monitoring site 7 via the communication device 5 and the Internet network 14. At the same time, in response to a command from the monitoring site 7, the past video data recorded in the recording device 3 is extracted and transmitted to the monitoring site 7 via the communication device 5 and the Internet network 14.

  The data center 10 controls, for example, the communication device 13 that performs communication connection with the Internet network 14 and each internal device, and the camera servers 4 of the station building sites 1 to n receive event signals output from the sensors 6. In this case, the CPU 11 associates various types of information with the event signal and the database 12 stores at least various types of information attached to the event signal. The various information stored in the database 12 includes, for example, the name of the station building that transmitted the event signal, the date and time information when the event signal was transmitted, and the identification numbers of the monitoring cameras 2a to 2d of the station building. .

  On the other hand, the monitoring site 7 includes a control device 15 that controls each internal device, and this control device 15 communicates with the camera servers 4 of each station building site 1 to n via, for example, the Internet network 14 and the communication device 5. The video data recorded in the recording device 3 is instructed remotely.

  Moreover, the monitoring site 7 is provided with a station building specifying device for specifying a station building site where the train A has entered the home based on the position information of the train A from the time when the train A enters the platform of each station building site 1 to n. The station building specifying device stores, for example, the above-described control device 15 and the time when the train A operating each station building site 1 to n enters and leaves, and the time when these trains A enter the home. And a train operation status identification device 18 that transmits train operation information including position information such as the arrival and departure of the train A identified from the departure time to the control device 15.

  Furthermore, the monitoring site 7 includes a display device 8 that displays an image of the monitoring camera 2a that captures the home of the station building site specified by the station building specifying device among the monitoring cameras 2a to 2d of the station building sites 1 to n, and an Internet network. 14 includes a communication device 9 that establishes communication connection with a communication device 14 and a storage unit 17 that stores programs such as operations of the monitoring site 7.

  Moreover, the control apparatus 15 is made to identify the station building site where the train A entered the home based on the position information of the train A included in the train operation information received from the train operation status identification device 18, for example. And when the station building site where the train A entered the home is specified by the control device 15, the monitoring site 7 displays the current video of the monitoring camera 2 a that captures the home of the specified station building site, and the station building sites 1 to 1. The past video of the monitoring camera 2a that is a predetermined time before the current time among the video recorded in the recording device 3 of n is displayed on the same screen of the display device 8 as a simultaneous display screen 8A for monitoring incoming lines (see FIG. 2). And a screen display commanding device 16 to be displayed.

  When the station building site where the train A enters the home is not specified by the control device 15, the screen display command device 16 displays at least one of the current images of the plurality of monitoring cameras 2 a to 2 d for the normal monitoring screen 8 </ b> B. (Refer to FIG. 3), and the video displayed on the normal monitoring screen 8B is converted into the video not displayed on the normal monitoring screen 8B among the current videos of the plurality of monitoring cameras 2a to 2d at predetermined intervals. I am trying to switch.

  The incoming line monitoring simultaneous display screen 8A displayed on the display device 8 described above has, for example, a display area for displaying video data of the monitoring camera 2a for photographing the homes of station buildings sites 1 to n set in advance as shown in FIG. These display areas are arranged, for example, in two on the left and right, and the left display area displays the current video of the monitoring camera 2a that captures the home of the station building site specified by the control device 15. The display area on the right side displays a past video of the surveillance camera 2a for a predetermined time, for example, one minute before the current time, in the video recorded on the recording device 3. It consists of a video recording data display section 8Ab. Accordingly, the video recording data display unit 8Ab on the right side of the simultaneous display screen 8A for monitoring incoming lines displays a video that is one minute later than the video displayed on the left camera video display unit 8Aa. Yes.

  The incoming line monitoring simultaneous display screen 8A includes, for example, a normal monitoring switching button 8Ac for switching the screen of the display device 8 from the incoming line monitoring simultaneous display screen 8A to the normal monitoring screen 8B, a camera video display unit 8Aa, and video recording data display. And an enlarge button 8Ad for enlarging the image displayed on the section 8Ab and switching to a single screen display. Further, the incoming line monitoring simultaneous display screen 8A includes, for example, a conductor room (not shown) of the train A that has entered the platform of the station building site identified by the control device 15, a station staff room (not shown) of the station building site, and It includes a notifying unit that manages the station building site and notifies at least one of station staff rooms (not shown) installed at other station building sites. In addition, when the station staff room of each station building site 1-n is an unmanned station, for example, the station staff room of another station building site manages the said station building site.

  In the present embodiment, the notification unit includes a conductor's room (not shown) of the train A that has entered the platform of the station building site identified by the control device 15, a station staff room (not shown) of the station building site, and the station building site. Among the station staff rooms (not shown) installed at other station building sites, for example, the notification button 8Ae is used to notify the station staff room of the station building site specified by the control device 15 by an announcement. The incoming line monitoring simultaneous display screen 8A includes, for example, a lamp 8Af that blinks on the screen of the display device 8 to indicate that the notification is being performed by the notification button 8Ae.

  Further, the incoming line monitoring simultaneous display screen 8A is a time information input for setting a time designated as the cue of the video displayed on the right video recording data display unit 8Ab, that is, a time a predetermined time before the current time. An area 8Ag is included, and by changing the setting of the time information input area 8Ag, the designated time of the video data of the recording device 3 reproduced on the video recording data display unit 8Ab is adjusted. In the present embodiment, since one minute (60 seconds) ago is set by the time information input area 8Ag, 60 seconds ago is displayed on the incoming line monitoring simultaneous display screen 8A.

  On the other hand, the normal monitoring screen 8B, for example, as shown in FIG. 3, is a display area (hereinafter referred to as “display area”) that displays images of the plurality of monitoring cameras 2a to 2d installed at the station building sites 1 to n. For convenience, the camera image display units 8Ba, 8Bb, 8Bc, and 8Bd) are included, and these camera image display units 8Ba to 8Bd are arranged, for example, horizontally and vertically.

  Then, the current video of the entire home photographed by the surveillance camera 2a is displayed on the camera video display unit 8Bb on the upper right side, and the current ticket gate taken by the surveillance camera 2b on the camera video display unit 8Ba on the upper left side. Video is displayed. In addition, the current video of the ticket vending machine 1 photographed by the surveillance camera 2c is displayed on the lower left camera video display unit 8Bc, and the ticket vending machine photographed by the surveillance camera 2d on the lower right camera video display unit 8Bd. 2 current images are displayed.

  Further, the normal monitoring screen 8B is provided at the upper right of the camera image display units 8Ba to 8Bd, and an enlarge button 8Be for enlarging the images displayed on the camera image display units 8Ba to 8Bd and switching to one screen display, A logout button 8Bf for logging out from the normal monitoring screen 8B and ending the monitoring work by the video displayed on the display device 8; In addition, the images of the station building sites 1 to n displayed on the camera image display units 8Ba to 8Bd of the normal monitoring screen 8B are displayed at predetermined time intervals (for example, every minute) which are commands of the screen display command device 16, for example. The station building sites 1 to n are displayed by sequentially switching. That is, the screen display commanding device 16 at the time of normal monitoring is a predetermined time (for example, 1 minute) for each station building site 1 to n for the current video taken by the monitoring cameras 2a to 2d provided at each station building site 1 to n It is displayed on the camera image display units 8Ba to 8Bd at intervals.

  Next, the operation of this embodiment will be described in detail based on the flowchart of FIG.

  FIG. 4 is a flowchart for explaining the operation of this embodiment.

  In the present embodiment, when the control device 15 of the monitoring site 7 receives the train operation information from the train operation status identification device 18, the control device 15 refers to the position information of the train A included in the train operation information, and the current time is the train A. Is the time to enter the platform of the station building sites 1 to n (step (hereinafter referred to as S) 1).

  At this time, if the control device 15 determines that the current time is not the time at which the train A enters the platform of the station sites 1 to n, the display device 8 uses the screen display command device 16 to command the normal monitoring screen 8B. Is continuously displayed (S2), and the current images of the monitoring cameras 2a to 2d of the station building sites 1 to n are sequentially switched and displayed every minute set as a predetermined time on the normal monitoring screen 8B (S3).

  The monitoring staff continues the monitoring work of the station building sites 1 to n by the normal monitoring screen 8B, and for example, as shown in FIG. 3, the passenger falls to the platform of the station building site 1 displayed on the camera image display unit 8Bb. Is confirmed, the enlargement button 8Be on the upper right of the camera image display unit 8Bb is operated to enlarge the image of the camera image display unit 8Bb and switch to the single screen display, and monitoring work such as confirming the details of the home situation is performed. Do.

  When the control device 15 determines in step S1 that the current time is the time when the train A enters the platform of the station building sites 1 to n, the control device 15 should display the entry monitoring simultaneous display screen 8A among the station building sites 1 to n. The station building site is specified (S4), and a screen switching command signal for switching the station building specifying information of the specified station building site and the screen of the display device 8 is transmitted to the screen display command device 16, and the camera server 4 of the specified station building site is also transmitted. On the other hand, the past video of the monitoring camera 2a one minute before the current time among the video recorded in the recording device 3 is transmitted as recorded video data (S5).

  When receiving the screen switching command signal from the control device 15, the screen display commanding device 16 switches the screen of the display device 8 from the normal monitoring screen 8B to the incoming line monitoring simultaneous display screen 8A (S6). On the other hand, when the communication device 9 at the monitoring site 7 receives the recorded video data from the camera server 4 via the Internet network 14 (S7), the screen display commanding device 16 sends the station building site specified by the control device 15 at step S4. The current video of the monitoring camera 2a for photographing the home is displayed on the camera video display unit 8Aa of the simultaneous display screen 8A for incoming line monitoring, and the received recorded video data is reproduced and recorded in the recording device 3 of the station building site. The past video of the monitoring camera 2a one minute before the current time is displayed on the video recording data display portion 8Ab of the simultaneous monitoring screen 8A for incoming line monitoring (S8).

  Next, the supervisor monitors the simultaneous display screen 8A for incoming line monitoring displayed on the display device 8, and confirms from the camera video display unit 8Aa that the passenger is falling at the home, for example, as shown in FIG. The notification button 8Ae is operated to notify the station staff room of the station building site specified by the control device 15 in step S4 by an announcement, and the video recording data display unit 8Ab is confirmed. At this time, the passenger who has fallen at the home and the other two passengers are currently displayed on the video recording data display section 8Ab, and it is possible to easily grasp and verify the circumstances of the passenger falling at the home. .

  Next, the control device 15 determines whether or not the normal monitoring switching button 8Ac on the incoming line monitoring simultaneous display screen 8A has been operated (S9). When the control device 15 determines in step S9 that the normal monitoring switching button 8Ac on the simultaneous display screen 8A for incoming line monitoring is not operated, the position information of the train A included in the train operation information received from the train operation status identification device 18 , It is determined whether or not the current time is the time when the train A departed from the platform building platform identified by the control device 15 in step S4 (S10).

  At this time, if the control device 15 determines that the current time is not the time at which the train A departs from the home of the station building site specified by the control device 15 in step S4, the control device 15 returns to the operation of step S9. On the other hand, in step S9, the control device 15 determines that the normal monitoring switching button 8Ac on the incoming line monitoring simultaneous display screen 8A is operated, or in step S10, the control device 15 determines that the current time is the control device in step S4. If it is determined that it is the time when the train A departs from the platform of the station site specified by 15, the operation from step S2 is repeated.

  According to the present embodiment configured as described above, when the control device 15 specifies a station building site that the train A should display on the incoming line monitoring simultaneous display screen 8A among the station building sites 1 to n, that is, the train A is a station building. When a line is entered into one of the sites 1 to n, the screen display commanding device 16 switches the screen of the display device 8 from the normal monitoring screen 8B to the incoming line monitoring simultaneous display screen 8A, thereby monitoring the monitoring site 7. Notifying the staff that the train A has entered the platform of the identified station building site, and urgently monitoring the status of the platform when the train A enters the platform from the screen of the display device 8 it can.

  Then, the supervisor checks the camera video display unit 8Aa and the video recording data display unit 8Ab of the simultaneous display screen 8A for incoming line monitoring displayed on the display screen 8, and thereby the home of the station building site identified by the control device 15 is displayed. Since the current situation and the past situation one minute ago can be easily analyzed from the same screen, the background up to the current home situation can be accurately grasped. Thereby, the monitoring person can notify the station staff room of the station building site specified by the control device 15 by the announcement by operating the notification button 8Ae, and can give an appropriate instruction. Thus, while confirming the safety of the passenger in the platform accompanying the approach of the train A, it is possible to quickly grasp changes in the status of the platform.

  Further, in the present embodiment, when the station building site to be displayed on the incoming line monitoring simultaneous display screen 8A among the station building sites 1 to n is not specified by the control device 15, that is, the train A goes to the home of the station building sites 1 to n. When the line is not connected, the screen display commanding device 16 sequentially displays the images of the monitoring cameras 2a to 2d of the station building sites 1 to n on the normal monitoring screen 8Ab of the display device 8 every minute. The member can efficiently monitor the state of the home, the ticket gate, the ticket vending machine 1 and the ticket vending machine 2 in a state where the train A does not enter the home. As a result, the burden on the monitoring work of the supervisor can be reduced.

  In addition, this embodiment mentioned above was described in detail in order to demonstrate this invention easily, and is not necessarily limited to what is provided with all the demonstrated structures. Further, a part of the configuration of an embodiment can be replaced with the configuration of another embodiment, and the configuration of another embodiment can be added to the configuration of an embodiment.

  In the present embodiment, the train operation status identification device 18 stores the time when the train A operating each station building site 1 to n enters and the time when the train A enters, and the time when these trains A enter and the time when they leave. The train operation information including the position information such as the entry and departure of the train A identified from the train is transmitted to the control device 15. However, the position information such as the entry and departure of the train A is, for example, each station building You may acquire from the detection signal by the train detection apparatus (not shown) which is provided in the vicinity of the platform of site 1-n and detects that the train A entered.

1-n Station building site 2a-2n Monitoring camera 3 Recording device 4 Camera server 5, 9, 13 Communication device 7 Monitoring site 8 Display device 8A Simultaneous display screen for incoming line monitoring 8Aa, 8Ba-8Bd Camera image display unit 8Ab Video recording data display Section 8Ac Normal monitoring switching button 8Ad, 8Be Enlarge button 8Ae Notification button 8Af Lamp 8Ag Time information input area 8B Normal monitoring screen 8Bf Logout button 10 Data center 11 CPU
12 DB (database)
14 Internet network 15 Control device 16 Screen display command device 17 Storage unit 18 Train operation status identification device

Claims (2)

A plurality of surveillance cameras that photograph the homes of a plurality of station buildings that are monitored sites, a recording device that records images captured by the plurality of surveillance cameras, and remotely via the monitored site and a communication line A monitoring site to be connected, and this monitoring site, based on the position information of the train from entering the home until it departs, a station building identifying device that identifies the station building where the train entered the home, In a video surveillance system having a display device for displaying a video of a surveillance camera that photographs the platform home identified by the station building identification device among the plurality of surveillance cameras,
When the station building where the train enters the platform is identified by the station building identifying device, the current video of the monitoring camera that captures the platform home of the identified station and the video recorded in the recording device A video monitoring system comprising: a screen display commanding device for displaying a past video of the monitoring camera a predetermined time before the time as a simultaneous display screen for incoming line monitoring on the same screen of the display device. The video surveillance system according to claim 1,
The screen display command device displays at least one of the current images of the plurality of monitoring cameras as a normal monitoring screen when the station building where the train enters the home is not specified by the station building specifying device. A video monitoring system, wherein the video displayed on the normal monitoring screen is switched to a video not displayed on the normal monitoring screen among the current videos of the plurality of monitoring cameras at predetermined time intervals.

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