JP2001302123A - Crime prevention device for elevator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a crime prevention device for an elevator capable of preventing the crime by surely judging a suspicious person hiding in an elevator car. SOLUTION: This crime prevention device provided with a crime prevention camera 23 in the car 2, comprises a man sensor 22 for detecting whether a passenger exists in the car 2 during the waiting or not, a car monitoring device 1 for reporting the operation of the man sensor 22 to a center device 5 when the man sensor 22 is operated, an image display device 54 mounted on the center device 5 and displaying an image picked up by the crime prevention camera 23 on the basis of the reporting, and an interphone 53 for allowing a staff in a monitoring center to talk with the passenger in the car 2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an elevator security device capable of quickly detecting a suspicious person who is likely to commit a crime by hiding in an elevator car and preventing the crime.

[0002]

2. Description of the Related Art In general, an elevator car is closed when the door is closed, so that even if another passenger in the car is harmed and harmed, it is not possible to seek help outside. Therefore, in order to prevent such a situation,
Various security devices have been proposed.
As shown in Japanese Patent Publication No. 280784, a off-duty determining means for determining whether or not a downtime is based on the number of calls registered within a unit time, and whether or not a passenger is in a car waiting for a non-directional door-closing during a downtime Passenger detection means for detecting whether or not, announcement means for interacting with the passenger by announcement, response determination means for determining a response from the passenger to the announcement,
A suspicious person determining means for determining whether or not the passenger is a suspicious person based on the determination result of the response determining means, and a communication means for generating an alarm or a report when the suspicious person determining means determines that the passenger is a suspicious person. In addition, there has been proposed an elevator security device that issues an alarm or a report to a monitoring center or a manager when a suspicious individual is determined by an interactive response.

[0003]

In the above security device, if a passenger who is not a suspicious person, for example, a cleaning person who cleans the inside of a car ignores the announcement and continues working, he or she may mistakenly determine that the suspicious person. is there. Also, if a sick person loses consciousness in the car due to sudden illness, it cannot be distinguished from a suspicious person, so a staff member or manager of the monitoring center responds by warning or notification and checks the inside of the car Rescue of the sick may be delayed due to inadequate response. In other words, suspicious persons in the car cannot be accurately determined until the manager or the person in charge of the monitoring center actually checks the inside of the car, so that unnecessary measures are taken or appropriate measures are delayed. there were.

[0004] It is an object of the present invention to provide an elevator security device capable of preventing a crime by reliably determining a suspicious person.

[0005]

SUMMARY OF THE INVENTION It is an object of the present invention to provide a security device for an elevator having a security camera in a car, a passenger detection means for detecting whether or not a passenger is in a waiting car, and the passenger detection means. Means for notifying the monitoring center device when the device operates, an image display device provided in the monitoring center device for displaying an image from the security camera based on the notification, and a staff member of the monitoring center capable of talking with passengers in the car. This is achieved by providing the notification means.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below in detail with reference to the drawings.

FIG. 1 is a block diagram of an embodiment of an elevator security device according to the present invention. Reference numeral 1 denotes a car monitoring device for monitoring a suspicious person in a car, which communicates with a CPU 11, a ROM 12 and a RAM 13 belonging to the CPU 11, and The system includes a device 14 and an input / output device 15, and is provided in an elevator machine room, an administrator room, a car, or the like. Reference numeral 2 denotes an elevator car; 21, an intercom for announcing a call and a message with the outside of the car 2; 22, a human sensor for detecting a passenger; 23, a camera for photographing the inside of the car 2; Is an operation panel in the car 2 provided with a door opening button, a destination button, and the like. The interphone 21, the human sensor 22, and the camera 23 are connected to the input / output device 15 of the car monitoring device 1 by a communication line 25. Reference numeral 3 denotes a control panel for controlling the operation of the elevator.
The elevator is controlled on the basis of a call of a hall button 4 and a floor button (not shown), and is connected to the input / output device 15 of the car monitoring device 1 by a communication line 25. 5 is a center device provided in the monitoring center, 51 is a communication device, 52
Is an alarm, 53 is an intercom, 54 is an image display device, and the communication device 14 of the car monitoring device 1 is connected to the communication device 51 of the center device 5 via the telephone line 4.
Each unit in the CPU 11 is configured by a program stored in the ROM 12 in advance, and the operation results and the like during operation of each unit are stored in the RAM 13. The input / output device 15 exchanges information on voice data of the intercom 21 of the car 2, detection data of the human sensor 22, image data of the camera 23, and elevator control data of the control panel 3 via the communication line 25. I have. The information exchange in the input / output device 15 includes voltage conversion, A / D conversion, and the like.

[0008] The communication device 14 exchanges information with the communication device 51 of the center device 5 via the telephone line 4 and is connected to the interphone 21 in the car 2 by the interphone 53 to communicate with the passenger in the car 2. Can be. Also,
The image display device 54 allows the user to confirm the situation inside the car 2 photographed by the camera 23.
The information exchange in the communication device 51 includes A / D conversion of audio data and video data.

Next, the normal operation of one embodiment of the elevator security device according to the present invention shown in FIG. 1 will be described. For example, in a state where the car 2 is on standby on the third floor in the non-directional door closing standby state, when the user presses the hall button on the first floor, a hall call signal for the first floor is input to the control panel 3. The control panel 3 moves the car 2 in the descending direction, stops at the first floor, and opens the door. Subsequently, when the user gets into the car 2 and presses a desired destination button on the operation panel 24, a car call is input to the control panel 3, and after the door is closed,
The car 2 travels to the floor designated by the destination button.

Next, the operation of the embodiment of the present invention shown in FIG. 1 will be described with reference to the flowchart of FIG. The car monitoring device 1 monitors the elevator control data transmitted from the control panel 3 to determine whether the car 2 is in a non-directional door closing standby (S10), and the car 2 is in a non-directional door closing standby. If so, it is determined whether there is a passenger in the car 2 based on the signal of the motion sensor 22 (S11).

If there is a passenger in the car 2 even though the car 2 is waiting for the non-directional door closing, the car monitoring device 1 sends a caution message to the passenger from the interphone 21 in the car 2. For example, an announcement "Press the door open button to get out of the car or press the destination button."
12). Then, in response to the announcement, it is determined whether or not the operation is actually performed (S13). If the operation is performed, it is determined that the passenger is a normal passenger, and the determination process of the non-directional door closing standby (S1)
Return to 0). On the other hand, when the passenger of the car 2 does not operate the caution message (S12), the car monitoring device 1 issues a warning message to the passenger from the intercom 21 in the car 2, for example, " Press and get off the car. We will report to the monitoring center soon. "(S14). Then, in response to the announcement, it is determined whether or not the operation is actually performed (S15). If the operation is performed, it is determined that the passenger is a normal passenger, and the process returns to the determination process of waiting for non-directional door closing (S10). .

On the other hand, if the passenger of the car 2 does not perform an operation in response to the warning message (S14), the car monitoring device 1 determines that there is a suspicious person in the car 2, and the communication device 14 and the telephone A notification is sent to the center device 5 via the line 4 (S16). Then, the center device 5 that has received the notification from the car monitoring device 1 sends an alarm 52 via the communication device 51.
To notify the staff of the monitoring center that there is a suspicious individual in the car 2.

The clerk at the monitoring center that has received the notification can accurately grasp the situation in the car 2 using the image display device 54 and the intercom 53, and can take appropriate measures (S17). For example, if a passenger in the car 2 is a suspicious individual, dispatch a staff member or report to the police, while dispatching rescue personnel if there is an illness due to sudden illness. Can be.

According to the flowchart of FIG. 2, if the suspicious person operates in the manner of a normal passenger in response to the caution message (S12) and the warning message (S14), the suspicious person cannot be determined to be a suspicious person. In this case, if there is a passenger in the car 2 even after a predetermined time has elapsed after the announcement of the message, the suspicious individual can be determined by adding a process of notifying the monitoring center.

Further, in cooperation with the security equipment of the building where the elevator is installed, if the building is set for security, the car 2 is in a standby state, and if there is a passenger in the car 2, the steps S12 to S12 are executed. Step S15 may be omitted and a configuration may be adopted in which a notification is immediately sent to the monitoring center.

Although the human sensor 22 is used to determine the presence or absence of a passenger in the car 2, a weight sensor or image processing may be used.

Further, in the above embodiment, when the car monitoring device 1 determines that there is a suspicious person in the car 2, the elevator door is forcibly opened to make it unusable. Or
Although explanation of functions such as restraining the suspicious person in the car 2 was omitted by not opening the door of the car 2, the elevator was moved to the control panel 1 when it was determined that there was a suspicious person in the car 2. A function for controlling the operation of the vehicle may be added. Further, a function of controlling the operation of the elevator by remote control from the monitoring center may be added.

[0018]

As described above, according to the present invention, a suspicious person in a car can be reliably determined, and a crime can be prevented.

[Brief description of the drawings]

FIG. 1 is a configuration diagram showing an embodiment of an elevator security device according to the present invention.

FIG. 2 is a flowchart showing an operation of the embodiment of the elevator security device according to the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Car monitoring device 2 Car 5 Center device 21 Intercom 22 Human sensor 23 Camera

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Ikuko Tanie 1-6-6 Kandanishikicho, Chiyoda-ku, Tokyo, Japan Inside the Hitachi Building System Co., Ltd. (72) Kenichi Kanayama 1-6-6 Kandanishikicho, Chiyoda-ku, Tokyo, Ltd. (72) Inventor Yoichi Mikami 1-6-6 Kandanishikicho, Chiyoda-ku, Tokyo, Japan Incorporated Hitachi Building Systems (72) Inventor Yukie Homma 1-6-6 Kandanishikicho, Chiyoda-ku, Tokyo, Japan Hitachi Building Systems Co., Ltd. (72) Inventor Toshiyuki Kuwano 1-6-6 Kandanishikicho, Chiyoda-ku, Tokyo F-term (reference) 3F303 BA06 CB24 DB11 DB26 EA03 EA09 3F304 CA16 ED06 ED07 ED16

Claims (4)

[Claims] In an elevator security device equipped with a security camera in a car, a passenger detection means for detecting whether a passenger is in a waiting car, and a monitoring center device when the passenger detection means operates. Means for notifying, an image display device provided in the monitoring center device for displaying an image by the security camera based on the notification, and a notifying means for allowing a staff member of the monitoring center to talk with a passenger in the car. Features elevator security devices. 2. The elevator security device according to claim 1, further comprising a communication unit that announces to the passenger when the passenger detection device operates and prompts the passenger to take some action. 3. The elevator security device according to claim 1, wherein said communication means has two stages of a caution message and a warning message. 4. The security device for an elevator according to claim 1, wherein when a passenger does not take any action even by said communication means, a notification is sent to a monitoring center device.