WO2020121391A1 - Dispositif de surveillance utilisé pour détecter des salissures sur une caméra de sécurité d'ascenseur, dispositif de détermination et système d'ascenseur - Google Patents

Dispositif de surveillance utilisé pour détecter des salissures sur une caméra de sécurité d'ascenseur, dispositif de détermination et système d'ascenseur Download PDF

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Publication number
WO2020121391A1
WO2020121391A1 PCT/JP2018/045398 JP2018045398W WO2020121391A1 WO 2020121391 A1 WO2020121391 A1 WO 2020121391A1 JP 2018045398 W JP2018045398 W JP 2018045398W WO 2020121391 A1 WO2020121391 A1 WO 2020121391A1
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WO
WIPO (PCT)
Prior art keywords
image
car
security camera
elevator
information
Prior art date
Application number
PCT/JP2018/045398
Other languages
English (en)
Japanese (ja)
Inventor
恭平 濱田
Original Assignee
三菱電機ビルテクノサービス株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 三菱電機ビルテクノサービス株式会社 filed Critical 三菱電機ビルテクノサービス株式会社
Priority to JP2019527475A priority Critical patent/JP6590125B1/ja
Priority to CN201880099450.7A priority patent/CN113015685B/zh
Priority to PCT/JP2018/045398 priority patent/WO2020121391A1/fr
Publication of WO2020121391A1 publication Critical patent/WO2020121391A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/02—Cages, i.e. cars
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B3/00—Applications of devices for indicating or signalling operating conditions of elevators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast

Definitions

  • the present invention relates to a monitoring device, a determination device, and an elevator system used to detect dirt on a crime prevention camera of an elevator.
  • Patent Document 1 discloses a recording device. According to the recording device, it is possible to detect the dirt of the security camera based on the information of the image of the security camera of the elevator.
  • An object of the present invention is to provide a monitoring device, a determination device, and an elevator system that can detect dirt on a security camera while ensuring user privacy.
  • An elevator monitoring device detects a dirt of a crime prevention camera provided in a car of the elevator, the operation mode setting unit setting an operation mode of the elevator, and the operation mode setting unit detecting the operation mode of the elevator. And an image information acquisition unit that acquires information on an image of the security camera when the inside of the car is unmanned in a state of being set to the image acquisition mode for
  • the elevator determination device when the information of the image of the security camera in the case where the inside of the car is unattended by the monitoring device when the operation mode of the elevator is the image acquisition mode, A determination unit that determines how dirty the security camera is based on information about the image.
  • An elevator system an operation mode setting unit for setting an operation mode of an elevator, and the operation mode setting unit for detecting the dirt of a security camera provided in a car of the elevator for the operation mode of the elevator
  • An image information acquisition unit that acquires information about the image of the security camera when the inside of the car is unmanned in the state where the image acquisition mode is set, and the image when the operation mode of the elevator is the image acquisition mode.
  • the determination unit includes a determination unit that determines the degree of contamination of the camera based on the information of the image.
  • the image of the security camera when the inside of the car is unattended is captured when the elevator operation mode is the image capture mode. Therefore, it is possible to detect the dirt on the security camera while ensuring the privacy of the user.
  • FIG. 1 is a configuration diagram of an elevator system to which the elevator monitoring device according to the first embodiment is applied.
  • 1 is a block diagram of an elevator system to which an elevator monitoring device according to Embodiment 1 is applied.
  • 3 is a flowchart for explaining the outline of the operation of the elevator monitoring device according to the first embodiment.
  • 3 is a flowchart for explaining the outline of the operation of the elevator determination device in the first embodiment.
  • 3 is a flowchart for explaining an outline of the operation of the information center device for an elevator according to the first embodiment.
  • FIG. 3 is a hardware configuration diagram of the elevator monitoring device according to the first embodiment.
  • FIG. 1 is a configuration diagram of an elevator system to which the elevator monitoring device according to the first embodiment is applied.
  • a hoistway 1 runs through each floor of a building (not shown).
  • the machine room 2 is provided directly above the hoistway 1.
  • Each of the plurality of landings 3 is provided on each floor of the building. Each of the plurality of landings 3 faces the hoistway 1.
  • the hoisting machine 4 is provided in the machine room 2.
  • the main rope 5 is wound around the hoist 4.
  • the car 6 is provided inside the hoistway 1.
  • the car 6 is hung on one side of the main rope 5.
  • the counterweight 7 is provided inside the hoistway 1.
  • the counterweight 7 is hung on the other side of the main rope 5.
  • Each of the plurality of hall doors 8 is provided at each entrance of each of the plurality of halls 3.
  • the car door 9 is provided at the entrance of the car 6.
  • the lighting device 10 is provided on the ceiling of the car 6.
  • the lighting device 10 is provided so as to emit light toward the inside of the car 6 when it is turned on.
  • the lighting device 10 is turned off when the elevator is stopped for a predetermined time or longer.
  • the weighing device 11 is provided in the car 6.
  • the weighing device 11 is provided so that the load applied to the car 6 can be detected.
  • the security camera 12 is provided on the car 6.
  • the security camera 12 is provided so that the inside of the car 6 can be photographed.
  • control device 13 is provided in the machine room 2.
  • the control device 13 is electrically connected to the hoisting machine 4 and the equipment of the car 6.
  • the control device 13 is provided so as to control the elevator as a whole.
  • the monitoring device 14 is provided in the machine room 2.
  • the monitoring device 14 is electrically connected to the control device 13.
  • the monitoring device 14 is provided so as to monitor the state of the elevator based on the information from the control device 13.
  • the determination device 15 is provided in a place away from a building provided with an elevator.
  • the determination device 15 is provided in an elevator maintenance company.
  • the function of the determination device 15 may be provided in the monitoring device 14.
  • the information center device 16 is provided in a place away from the building in which the elevator is installed.
  • the information center device 16 is provided in an elevator maintenance company.
  • the information center device 16 is provided so that the state of the elevator can be grasped based on the information from the monitoring device 14 and the determination device 15.
  • FIG. 2 is a block diagram of the elevator monitoring device and the determination device according to the first embodiment.
  • the monitoring device 14 includes an operation mode setting unit 14a and an image information acquisition unit 14b.
  • the operation mode setting unit 14a sets the operation mode of the elevator.
  • the image information acquisition unit 14b determines whether the operation mode setting unit 14a has set the operation mode of the elevator to the image collection mode for detecting the dirt on the security camera 12.
  • the image information acquisition unit 14b acquires the image information acquisition condition for acquiring the information of the image for detecting the dirt on the security camera 12. It is determined whether or not is established.
  • the image information acquisition unit 14b determines that the image information acquisition condition is satisfied. For example, when the inside of the car 6 is unattended when the lighting device 10 of the car 6 is turned on, the image information acquisition unit 14b determines that the image information acquisition condition is satisfied. For example, when the illumination device 10 of the car 6 is turned on when the door of the car 6 is closed and the inside of the car 6 is unattended, the image information acquisition unit 14b determines that the image information acquisition condition is satisfied.
  • the image information acquisition unit 14b It is determined that the image information acquisition condition is satisfied. For example, when the car 6 is stopped at a preset specific floor, the door of the car 6 is closed, the lighting device 10 of the car 6 is turned on, and the inside of the car 6 is unattended, The image information acquisition unit 14b determines that the image information acquisition condition is satisfied.
  • the image information acquisition unit 14b acquires information on the image of the security camera 12.
  • the image information acquisition unit 14b transmits information about the image to the determination device 15.
  • the determination device 15 includes a determination unit 15a.
  • the determination unit 15a determines the degree of contamination of the security camera 12 based on the image information from the monitoring device 14.
  • the determination unit 15a displays the image of the reference image of the security camera 12 and the operation mode of the elevator when the security camera 12 is not dirty and the image information acquisition condition is satisfied, for example, when the inside of the car 6 is unattended.
  • the degree of contamination of the security camera 12 is determined based on the result of comparison with the information of the image acquired by the monitoring device 14 in the sampling mode.
  • the determination unit 15a digitizes the information of the image and then determines the degree of contamination of the security camera 12.
  • the determination unit 15a is based on the information of the image. Then, the failure of the security camera 12 is determined. For example, when most of the information of the image is information indicating black, the determination unit 15a determines that the security camera 12 is out of order.
  • FIG. 3 is a flowchart for explaining the outline of the operation of the elevator monitoring device according to the first embodiment.
  • step 1 the monitoring device 14 determines whether or not the current time is a time zone when the elevator operation mode is set to the image acquisition mode.
  • step S1 If the current time is not the time zone for setting the elevator operation mode to the image acquisition mode in step S1, the monitoring device 14 performs the operation in step S1. If the current time is the time zone in which the elevator operation mode is set to the image acquisition mode in step S1, the monitoring device 14 performs the operation of step S2.
  • the monitoring device 14 sets the elevator operation mode to the image acquisition mode.
  • the monitoring device 14 may output a promotion command to the control device 13 in order to promote the establishment of the image information acquisition condition.
  • the monitoring device 14 causes the monitoring device 14 to turn on or off the lighting device 10 of the car 6. Judge whether or not.
  • the monitoring device 14 outputs a promotion command for turning on the illumination device 10 of the car 6 to the control device 13.
  • the monitoring device 14 determines whether the door of the car 6 is closed or open. .. When it is determined in this determination that the door of the car 6 is open, the monitoring device 14 outputs a promotion command for closing the door of the car 6 to the control device 13. For example, in the setting of the image acquisition mode, when the above-mentioned image information acquisition condition includes the fact that the car 6 is stopped at the preset specific floor, the monitoring device 14 stops the car 6 at the preset specific floor.
  • the monitoring device 14 It is determined whether or not When it is determined in this determination that the car 6 has not stopped at the preset specific floor, the monitoring device 14 outputs a promotion command for moving the car 6 to the preset specific floor to the control device 13. .. Then, the monitoring device 14 performs the operation of step S3. In step S3, the monitoring device 14 determines whether or not the image information acquisition condition is satisfied.
  • step S3 the monitoring device 14 performs the operation of step S1. If the time period for setting the image acquisition mode in step 1 elapses without satisfying the image information acquisition condition, the operation for setting the image acquisition mode is temporarily stopped and, for example, the operation for setting the image acquisition mode is restarted at the same time on the next day. You may do so. Further, when the image information acquisition condition is not satisfied in step S3, the monitoring device 14 may output a promotion command to the control device 13 in order to promote the satisfaction of the above-described image information acquisition condition. If the image information acquisition condition is satisfied in step S3, the monitoring device 14 performs the operation of step S4.
  • step S4 the monitoring device 14 acquires information on the image of the security camera 12. After that, the monitoring device 14 performs the operation of step S5. In step S5, the monitoring device 14 transmits the information of the image to the determination device 15. After that, the monitoring device 14 ends the operation.
  • FIG. 4 is a flowchart for explaining the outline of the operation of the elevator determination device according to the first embodiment.
  • step S11 the determination device 15 determines whether image information from the monitoring device 14 has been received. When the image from the monitoring device 14 is not received in step S11, the determination device 15 performs the operation of step S11. When the image from the monitoring device 14 is received in step S11, the determination device 15 performs the operation of step S12.
  • step S12 the determination device 15 determines whether the security camera 12 is out of order based on the information of the image.
  • step S12 the determination device 15 performs the operation of step S13.
  • step S13 the determination device 15 determines whether the security camera 12 is dirty based on the information of the image.
  • step S13 the determination device 15 performs the operation of step S14.
  • step S14 the determination device 15 transmits information indicating that the security camera 12 is not dirty and has not failed to the information center device 16. Then, the determination device 15 ends the operation.
  • step S12 If the security camera 12 is out of order in step S12, the determination device 15 performs the operation in step S15. In step S15, the determination device 15 transmits information indicating that the security camera 12 is out of order to the information center device 16. Then, the determination device 15 ends the operation.
  • step S13 the determination device 15 performs the operation of step S16.
  • step S16 the determination device 15 transmits information indicating that the security camera 12 is dirty to the information center device 16. Then, the determination device 15 ends the operation.
  • FIG. 5 is a flowchart for explaining the outline of the operation of the information center device for an elevator according to the first embodiment.
  • step S21 the information center device 16 determines whether the information from the determination device 15 has been received. When the information from the determination device 15 is not received in step S21, the information center device 16 performs the operation of step S21. When the information from the determination device 15 is received in step S21, the information center device 16 performs the operation of step S22.
  • step S22 the information center device 16 determines whether the security camera 12 is out of order based on the information.
  • step S22 If the security camera 12 has not failed in step S22, the determination device 15 performs the operation of step S23.
  • the information center device 16 determines whether the security camera 12 is dirty based on the information.
  • step S23 the information center device 16 performs the operation of step S24.
  • step S24 the information center device 16 registers, as the maintenance history of the elevator, information indicating that the security camera 12 is not dirty and has not failed. After that, the information center device 16 ends the operation.
  • step S25 the information center device 16 registers information indicating that the security camera 12 is out of order as a maintenance history of the elevator. At this time, the information center device 16 transmits information indicating that the security camera 12 is out of order to the mobile terminal of the maintenance staff near the building where the elevator is installed. After that, the information center device 16 ends the operation.
  • step S23 the information center device 16 performs the operation of step S26.
  • step S26 the information center device 16 registers information indicating that the security camera 12 is dirty as the maintenance history of the elevator. At this time, the information center device 16 transmits information indicating that the security camera 12 is dirty to the mobile terminal of the maintenance worker near the building where the elevator is installed. After that, the information center device 16 ends the operation.
  • the image of the security camera 12 when the inside of the car 6 is unmanned is collected when the elevator operation mode is the image collection mode. Therefore, it is possible to detect dirt on the security camera 12 while ensuring privacy. Whether or not the inside of the car 6 is unattended may be determined based on the detection result of the weighing device 11. Alternatively, it may be determined that the inside of the car 6 is unattended when there is no car call.
  • the monitoring device 14 acquires the information of the image of the security camera 12 when the inside of the car 6 is unattended when the lighting device 10 is turned on. Therefore, the information of the image of the security camera 12 can be acquired when the inside of the car 6 is in a brighter state. As a result, the dirt on the security camera 12 can be detected more reliably.
  • the monitoring device 14 acquires the image information of the security camera 12 when the lighting device 10 is turned on when the door of the car 6 is closed and the inside of the car 6 is unattended. Therefore, the conditions for acquiring the image information of the security camera 12 can be made uniform, and the information of the image of the security camera 12 can be acquired when the inside of the car 6 is in a brighter state. As a result, the dirt on the security camera 12 can be detected more reliably.
  • the monitoring device 14 when the car 6 is stopped, the door of the car 6 is closed, the lighting device 10 is turned on, and the image of the security camera 12 when the inside of the car 6 is unmanned. Get information about. For this reason, it is possible to prevent the light entering through the security window provided in the car 6 from fluctuating, the conditions for acquiring the information of the image of the security camera 12 can be made uniform, and the inside of the car 6 is brighter. The information of the image of the security camera 12 can be acquired in the state. As a result, the dirt on the security camera 12 can be detected more reliably.
  • the monitoring device 14 when the car 6 is stopped at a preset specific floor, the door of the car 6 is closed, the lighting device 10 is turned on, and the inside of the car 6 is unattended.
  • the information of the image of the security camera 12 in the case is acquired. For this reason, it is possible to prevent the light entering through the security window provided in the car 6 from fluctuating, the conditions for acquiring the information of the image of the security camera 12 can be made uniform, and the inside of the car 6 is brighter.
  • the information of the image of the security camera 12 can be acquired in the state. As a result, the dirt on the security camera 12 can be detected more reliably.
  • the determination device 15 also determines the degree of contamination of the security camera 12 based on the information of the image from the security camera 12. Therefore, it is possible to detect dirt on the security camera 12 while ensuring privacy.
  • the determination device 15 determines that the information of the reference image of the security camera 12 and the operation mode of the elevator are the image acquisition mode. Then, the degree of contamination of the security camera 12 is determined based on the result of comparison with the image information acquired by the monitoring device 14. Therefore, the dirt on the security camera 12 can be detected more reliably.
  • the determination device 15 determines the degree of dirt of the security camera 12 after digitizing the image information. Therefore, it is possible to quantitatively detect the dirt on the security camera 12 while surely ensuring the privacy.
  • the determination device 15 determines the failure of the security camera 12 based on the information of the image from the security camera 12. Therefore, it is possible to detect whether the security camera 12 is dirty or not, by distinguishing it from the malfunction.
  • the determination device 15 also transmits information on the determination result of the state of the security camera 12 to the outside. Therefore, the state of the security camera 12 can be appropriately notified to maintenance personnel and the like. As a result, appropriate maintenance work can be performed on the security camera 12.
  • the function of the determination device 15 may be provided adjacent to the monitoring device 14. Further, the function of the determination device 15 may be provided in the information center device 16. Also in this case, it is possible to detect the dirt on the security camera 12 while ensuring privacy.
  • the determination device 15 may directly transmit the information on the determination result of the state of the security camera 12 to the mobile terminal of the maintenance staff. Even in this case, appropriate maintenance work can be performed on the security camera 12.
  • the monitoring device 14, the determination device 15, and the elevator system according to the first embodiment may be applied to an elevator without the machine room 2. Also in this case, it is possible to detect the dirt on the security camera 12 while ensuring the privacy of the user.
  • FIG. 6 is a hardware configuration diagram of the elevator monitoring device according to the first embodiment.
  • Each function of the monitoring device 14 can be realized by a processing circuit.
  • the processing circuit comprises at least one processor 17a and at least one memory 17b.
  • the processing circuitry comprises at least one dedicated hardware 18.
  • each function of the monitoring device 14 is realized by software, firmware, or a combination of software and firmware. At least one of software and firmware is described as a program. At least one of software and firmware is stored in at least one memory 17b. At least one processor 17a realizes each function of the monitoring device 14 by reading and executing a program stored in at least one memory 17b.
  • the at least one processor 17a is also called a central processing unit, a processing unit, an arithmetic unit, a microprocessor, a microcomputer, or a DSP.
  • the at least one memory 17b is a nonvolatile or volatile semiconductor memory such as RAM, ROM, flash memory, EPROM, EEPROM, etc., a magnetic disk, a flexible disk, an optical disk, a compact disk, a mini disk, a DVD, etc.
  • the processing circuit comprises at least one dedicated hardware 18, the processing circuit may be implemented, for example, in a single circuit, a composite circuit, a programmed processor, a parallel programmed processor, an ASIC, an FPGA, or a combination thereof. It for example, each function of the monitoring device 14 is realized by a processing circuit. For example, each function of the monitoring device 14 is collectively realized by a processing circuit.
  • a part may be realized by the dedicated hardware 18 and the other part may be realized by software or firmware.
  • the function of the operation mode setting unit 14a is realized by a processing circuit as the dedicated hardware 18, and for the functions other than the function of the operation mode setting unit 14a, at least one processor 17a is stored in at least one memory 17b. It may be realized by reading and executing the program.
  • the processing circuit implements each function of the monitoring device 14 by the hardware 18, software, firmware, or a combination thereof.
  • each function of the control device 13 is also realized by a processing circuit equivalent to the processing circuit that realizes each function of the monitoring device 14.
  • Each function of the determination device 15 is also realized by a processing circuit equivalent to the processing circuit that realizes each function of the monitoring device 14.
  • Each function of the information center device 16 is also realized by a processing circuit equivalent to the processing circuit that realizes each function of the monitoring device 14.
  • the elevator monitoring device, the determination device, and the elevator system according to the present invention can be used as a system for detecting the degree of dirt on a security camera.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)

Abstract

L'invention concerne un dispositif de surveillance d'ascenseur qui est capable de détecter des salissures sur une caméra de sécurité tout en respectant la vie privée de l'utilisateur. Le dispositif de surveillance d'ascenseur comprend : une unité de réglage de mode de fonctionnement qui définit un mode de fonctionnement d'ascenseur ; et une unité d'acquisition d'informations d'image qui acquiert des informations sur une image de la caméra de sécurité lorsque personne ne se trouve dans une cabine de l'ascenseur, dans un état dans lequel l'unité de réglage de mode de fonctionnement règle le mode de fonctionnement d'ascenseur dans un mode de collecte d'image afin de détecter les salissures sur la caméra de sécurité disposée dans la cabine de l'ascenseur.
PCT/JP2018/045398 2018-12-11 2018-12-11 Dispositif de surveillance utilisé pour détecter des salissures sur une caméra de sécurité d'ascenseur, dispositif de détermination et système d'ascenseur WO2020121391A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2019527475A JP6590125B1 (ja) 2018-12-11 2018-12-11 エレベーターの防犯カメラの汚れの検知に用いられる監視装置、判定装置およびエレベーターシステム
CN201880099450.7A CN113015685B (zh) 2018-12-11 2018-12-11 用于检测电梯的防范摄像机的污染的监视装置、判定装置和电梯系统
PCT/JP2018/045398 WO2020121391A1 (fr) 2018-12-11 2018-12-11 Dispositif de surveillance utilisé pour détecter des salissures sur une caméra de sécurité d'ascenseur, dispositif de détermination et système d'ascenseur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2018/045398 WO2020121391A1 (fr) 2018-12-11 2018-12-11 Dispositif de surveillance utilisé pour détecter des salissures sur une caméra de sécurité d'ascenseur, dispositif de détermination et système d'ascenseur

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WO2020121391A1 true WO2020121391A1 (fr) 2020-06-18

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PCT/JP2018/045398 WO2020121391A1 (fr) 2018-12-11 2018-12-11 Dispositif de surveillance utilisé pour détecter des salissures sur une caméra de sécurité d'ascenseur, dispositif de détermination et système d'ascenseur

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JP (1) JP6590125B1 (fr)
CN (1) CN113015685B (fr)
WO (1) WO2020121391A1 (fr)

Cited By (2)

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Publication number Priority date Publication date Assignee Title
JP7220972B1 (ja) 2022-12-01 2023-02-13 セーフィー株式会社 情報処理システム、情報処理方法及びプログラム
JP7533798B2 (ja) 2021-10-19 2024-08-14 三菱電機ビルソリューションズ株式会社 画像解析システム

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JP2016179887A (ja) * 2015-03-24 2016-10-13 株式会社日立ビルシステム エレベーターかご内監視装置

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JP7220972B1 (ja) 2022-12-01 2023-02-13 セーフィー株式会社 情報処理システム、情報処理方法及びプログラム
JP2024080163A (ja) * 2022-12-01 2024-06-13 セーフィー株式会社 情報処理システム、情報処理方法及びプログラム
US12088930B2 (en) 2022-12-01 2024-09-10 Safie Inc. Information processing system, information processing method, and memory medium

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