JP6590125B1 - Monitoring device, judgment device and elevator system used for detecting dirt on security cameras in elevators - Google Patents

Abstract

Provided is an elevator monitoring device that can detect dirt on a security camera while ensuring the privacy of a user. The elevator monitoring device includes an operation mode setting unit for setting an operation mode of the elevator, and an image collection for the operation mode setting unit to detect the dirt of a security camera provided in the elevator car with the operation mode of the elevator. And an image information acquisition unit for acquiring information of the image of the security camera when the inside of the car is unattended in the state set to the mode.

Description

  The present invention relates to a monitoring device, a determination device, and an elevator system used for detecting dirt on a security camera for an elevator.

  Patent Document 1 discloses a recording apparatus. According to the recording apparatus, it is possible to detect the contamination of the security camera based on the information of the image of the security camera of the elevator.

Japanese Unexamined Patent Publication No. 2017-183916

  However, in the recording device described in Patent Document 1, the image used when detecting the dirt of the security camera may include an image of the user inside the car. For this reason, a user's privacy may not be ensured.

  The present invention has been made to solve the above-described problems. An object of the present invention is to provide a monitoring device, a determination device, and an elevator system that can detect dirt of a security camera while ensuring user privacy.

The elevator monitoring apparatus according to the present invention includes an operation mode setting unit that sets an operation mode of the elevator, and an image acquisition mode for detecting dirt on a security camera provided in the elevator car. When set, it is determined whether or not the image information acquisition condition is satisfied, and the image information acquisition condition is satisfied based on the promotion command output when the image information acquisition condition is not satisfied. And an image information acquisition unit that acquires information of an image of the security camera when the interior of the car is unattended in a state where the elevator is controlled.

  When the elevator determining mode according to the present invention acquires the information of the image of the security camera when the monitoring device is unattended when the operation mode of the elevator is the image collection mode, And a determination unit that determines the degree of contamination of the security camera based on the information of the image.

The elevator system according to the present invention is set to an operation mode setting unit that sets an operation mode of the elevator, and the operation mode of the elevator is set to an image collection mode for detecting dirt of a security camera provided in the elevator car. If the image information acquisition condition is satisfied, it is determined whether the image information acquisition condition is satisfied, and the elevator is configured so that the image information acquisition condition is satisfied based on a promotion command output when the image information acquisition condition is not satisfied. in a state but which is controlled, the image information obtained when the image information acquisition unit that acquires information of the image of the security cameras when the interior of the car is unattended, the operation mode of the elevator is an image taken mode When the information about the image of the security camera when the part is unattended inside the car is Based on the information, with a, a determination unit stain conditions of the security camera.

  According to these inventions, when the operation mode of the elevator is the image collection mode, the image of the security camera when the interior of the car is unattended is collected. For this reason, it is possible to detect the contamination of the security camera while ensuring the privacy of the user.

1 is a configuration diagram of an elevator system to which an elevator monitoring apparatus according to Embodiment 1 is applied. 1 is a block diagram of an elevator system to which an elevator monitoring apparatus according to Embodiment 1 is applied. 3 is a flowchart for illustrating an outline of an operation of the elevator monitoring apparatus according to the first embodiment. 3 is a flowchart for illustrating an outline of an operation of the elevator determination device according to the first embodiment. 5 is a flowchart for illustrating an outline of an operation of the elevator information center device in the first embodiment. 2 is a hardware configuration diagram of the elevator monitoring apparatus according to Embodiment 1. FIG.

  A mode for carrying out the invention will be described with reference to the accompanying drawings. In addition, the same code | symbol is attached | subjected to the part which is the same or it corresponds in each figure. The overlapping explanation of the part is appropriately simplified or omitted.

Embodiment 1 FIG.
FIG. 1 is a configuration diagram of an elevator system to which the elevator monitoring apparatus according to Embodiment 1 is applied.

  In the elevator system of FIG. 1, the hoistway 1 passes through each floor of a building not shown. The machine room 2 is provided immediately above the hoistway 1. Each of the halls 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 hoisting machine 4.

  The car 6 is provided inside the hoistway 1. The car 6 is suspended on one side of the main rope 5. The counterweight 7 is provided inside the hoistway 1. The counterweight 7 is suspended on the other side of the main rope 5.

  Each of the plurality of landing doors 8 is provided at each doorway of the plurality of landings 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 that it can emit light toward the inside of the car 6 when it is turned on. The lighting device 10 is turned off when the elevator stops for a predetermined time or longer. The scale device 11 is provided in the car 6. The scale device 11 is provided so that a load applied to the car 6 can be detected. The security camera 12 is provided in the car 6. The security camera 12 is provided so that the inside of the car 6 can be photographed.

  For example, the control device 13 is provided in the machine room 2. The control device 13 is electrically connected to the hoisting machine 4 and 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 information from the control device 13.

  For example, the determination apparatus 15 is provided in a place away from a building provided with an elevator. For example, the determination device 15 is provided in an elevator maintenance company. For example, 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 where the elevator is provided. For example, the information center device 16 is provided in an elevator maintenance company. The information center device 16 is provided so as to be able to grasp the state of the elevator based on information from the monitoring device 14 and the determination device 15.

Next, the monitoring device 14 and the determination device 15 will be described with reference to FIG.
FIG. 2 is a block diagram of the elevator monitoring device and the determination device according to the first embodiment.

  As shown in FIG. 2, 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 or not the operation mode setting unit 14a has set the operation mode of the elevator to an image collection mode for detecting dirt on the security camera 12.

  When the operation mode setting unit 14a sets the operation mode of the elevator to the image collection mode at the time of remote inspection, the image information acquisition unit 14b acquires image information acquisition conditions for acquiring image information for detecting dirt on the security camera 12. Whether or not is established is determined.

  For example, when the inside of the car 6 is unattended, the image information acquisition unit 14b determines that the image information acquisition condition is satisfied. For example, if the interior of the car 6 is unattended when the lighting device 10 of the car 6 is lit, the image information acquisition unit 14b determines that the image information acquisition condition is satisfied. For example, when the illuminating device 10 of the car 6 is turned on when the door of the car 6 is closed and the interior of the car 6 is unmanned, the image information acquisition unit 14b satisfies the image information acquisition condition. It is determined that For example, when the car 6 is stopped, the door of the car 6 is closed, the lighting device 10 of the car 6 is lit, and the interior of the car 6 is unattended, 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 lit, and the interior of the car 6 is unmanned. The image information acquisition unit 14b determines that the image information acquisition condition is satisfied.

  When 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 14 b transmits information on the image to the determination device 15.

  As shown in FIG. 2, the determination device 15 includes a determination unit 15a.

  The determination unit 15 a determines the degree of contamination of the security camera 12 based on image information from the monitoring device 14.

  For example, the determination unit 15a displays the information of the reference image of the security camera 12 and the operation mode of the elevator when the image information acquisition condition is satisfied without the security camera 12 being dirty, for example, when the interior of the car 6 is unmanned. Based on the result of comparison with the image information acquired by the monitoring device 14 in the collection mode, the degree of contamination of the security camera 12 is determined. At this time, the determination unit 15a determines the degree of contamination of the security camera 12 after digitizing image information.

  When the monitoring device 14 acquires information on the image of the security camera 12 when the interior of the car 6 is unmanned when the elevator operation mode is the image collection mode, the determination unit 15a is based on the information on the image. 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.

Next, an outline of the operation of the monitoring device 14 will be described with reference to FIG.
FIG. 3 is a flowchart for explaining an outline of the operation of the elevator monitoring apparatus according to the first embodiment.

In step S1 , the monitoring device 14 determines whether or not the current time is a time zone for setting the operation mode of the elevator to the image capturing mode.

  If the current time is not the time zone for setting the elevator operation mode to the image capturing mode in step S1, the monitoring device 14 performs the operation of step S1. When the current time is a time zone in which the operation mode of the elevator is set to the image capturing mode in step S1, the monitoring device 14 performs the operation of step S2.

  In step S2, the monitoring device 14 sets the elevator operation mode to the image capturing mode. In setting the image capturing mode, the monitoring device 14 may output a promotion command to the control device 13 in order to promote establishment of the image information acquisition condition. For example, when the image acquisition mode setting includes that the lighting device 10 of the car 6 is turned on in the above-described image information acquisition condition, the monitoring device 14 turns on or off the lighting device 10 of the car 6. Judgment is being made. When it is determined in this determination that the lighting device 10 of the car 6 is turned off, the monitoring device 14 outputs an acceleration command for turning on the lighting device 10 of the car 6 to the control device 13. For example, when the image acquisition mode setting includes that the door of the car 6 is closed in the above-described image information acquisition condition, 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 an acceleration command for closing the door of the car 6 to the control device 13. For example, in the setting of the image collection mode, when the image information acquisition condition described above includes stopping at a specific floor set in advance, the monitoring device 14 stops the car 6 at a specific floor set in advance. 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 an acceleration command for moving the car 6 to the preset specific floor to the control device 13. . Thereafter, the monitoring device 14 performs the operation of step S3. In step S3, the monitoring device 14 determines whether an image information acquisition condition is satisfied.

  If the image information acquisition condition is not satisfied in step S3, the monitoring device 14 performs the operation of step S1. When the time period for setting the image acquisition mode in step 1 has passed without the image information acquisition condition being satisfied, the setting operation of the image acquisition mode is temporarily stopped, for example, the setting operation of the image acquisition mode is resumed at the same time period on the next day. You may make it do. 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 establishment of the above-described image information acquisition condition. When the image information acquisition condition is satisfied in step S3, the monitoring device 14 performs the operation of step S4.

  In step S <b> 4, the monitoring device 14 acquires image information of the security camera 12. Thereafter, the monitoring device 14 performs the operation of step S5. In step S <b> 5, the monitoring device 14 transmits information on the image to the determination device 15. Thereafter, the monitoring device 14 ends the operation.

Next, the outline of the operation of the determination device 15 will be described with reference to FIG.
FIG. 4 is a flowchart for explaining the outline of the operation of the elevator determination apparatus according to the first embodiment.

  In step S <b> 11, 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 in step S11. When the image from the monitoring device 14 is received in step S11, the determination device 15 performs the operation in step S12.

  In step S12, the determination apparatus 15 determines whether the security camera 12 is out of order based on the information of the image.

  If the security camera 12 has not failed in step S12, the determination device 15 performs the operation of step S13. In step S13, the determination device 15 determines whether the security camera 12 is dirty based on the information of the image.

  If the security camera 12 is not dirty in step S13, the determination device 15 performs the operation of step S14. In step S <b> 14, 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. Thereafter, the determination device 15 ends the operation.

  When the security camera 12 is out of order in step S12, the determination device 15 performs the operation in step S15. In step S <b> 15, the determination device 15 transmits information indicating that the security camera 12 is out of order to the information center device 16. Thereafter, the determination device 15 ends the operation.

  If the security camera 12 is dirty in step S13, the determination device 15 performs the operation of step S16. In step S <b> 16, the determination device 15 transmits information indicating that the security camera 12 is dirty to the information center device 16. Thereafter, the determination device 15 ends the operation.

Next, the outline | summary of operation | movement of the information center apparatus 16 is demonstrated using FIG.
FIG. 5 is a flowchart for explaining the outline of the operation of the elevator information center apparatus in the first embodiment.

  In step S21, the information center device 16 determines whether 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.

  In step S22, the information center apparatus 16 determines whether or not the security camera 12 is out of order based on the information.

  If the security camera 12 has not failed in step S22, the determination device 15 performs the operation of step S23. In step S23, the information center apparatus 16 determines whether the security camera 12 is dirty based on the information.

  If the security camera 12 is not dirty in step S23, the information center device 16 performs the operation in step S24. In step S <b> 24, the information center device 16 registers information indicating that the security camera 12 is not dirty and has not failed as the maintenance history of the elevator. Thereafter, the information center device 16 ends the operation.

  When the security camera 12 is out of order at step S22, the information center apparatus 16 performs the operation at step S25. In step S25, the information center device 16 registers information indicating that the security camera 12 is out of order as the 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 a portable terminal of a maintenance worker near the building where the elevator is provided. Thereafter, the information center device 16 ends the operation.

  If the security camera 12 is dirty in step S23, the information center device 16 performs the operation in step S26. In step S26, the information center apparatus 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 portable terminal of the maintenance staff near the building where the elevator is provided. Thereafter, the information center device 16 ends the operation.

  According to Embodiment 1 demonstrated above, when the driving | running mode of an elevator is image collection mode, the image of the security camera 12 in case the inside of the cage | basket | car 6 is unmanned is sampled. For this reason, the dirt of the security camera 12 can be detected while ensuring privacy. In addition, what is necessary is just to determine based on the detection result of the balance apparatus 11 whether the inside of the cage | basket | car 6 is unmanned. Alternatively, it may be determined that the interior of the car 6 is unattended when there is no car call.

  For example, the monitoring device 14 acquires information on the image of the security camera 12 when the interior of the car 6 is unmanned when the lighting device 10 is lit. For this reason, the information of the image of the security camera 12 can be acquired when the interior of the car 6 is brighter. As a result, the contamination of the security camera 12 can be detected more reliably.

  For example, the monitoring device 14 acquires information on the image of the security camera 12 when the lighting device 10 is lit when the door of the car 6 is closed and the interior of the car 6 is unattended. For this reason, 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 interior of the car 6 is brighter. As a result, the contamination of the security camera 12 can be detected more reliably.

  For example, the monitoring device 14 has an image of the security camera 12 when the car 6 is stopped, the door of the car 6 is closed, the lighting device 10 is lit, and the interior of the car 6 is unmanned. Get information about. For this reason, it can prevent that the light which enters from the security window provided in the cage | basket | car 6 fluctuates, can arrange | equalize the conditions at the time of acquiring the information of the image of the crime prevention camera 12, and the inside of the cage | basket | car 6 is brighter. The information of the image of the security camera 12 can be acquired in the state. As a result, the contamination of the security camera 12 can be detected more reliably.

  For example, when the car 6 is stopped at a predetermined floor set in advance, the monitoring device 14 has the door of the car 6 closed, the lighting device 10 is lit, and the interior of the car 6 is unmanned. The information of the image of the security camera 12 in the case is acquired. For this reason, it can prevent that the light which enters from the security window provided in the cage | basket | car 6 fluctuates, can arrange | equalize the conditions at the time of acquiring the information of the image of the crime prevention camera 12, and the inside of the cage | basket | car 6 is brighter. The information of the image of the security camera 12 can be acquired in the state. As a result, the contamination of the security camera 12 can be detected more reliably.

  Further, the determination device 15 determines the degree of contamination of the security camera 12 based on image information from the security camera 12. For this reason, the dirt of the security camera 12 can be detected while ensuring privacy.

  Specifically, when the security camera 12 is not dirty and the inside of the car 6 is unattended, the determination device 15 determines that the reference image information of the security camera 12 and the operation mode of the elevator are the image collection mode. Based on the comparison result with the image information acquired by the monitoring device 14, the degree of contamination of the security camera 12 is determined. For this reason, the dirt of the security camera 12 can be detected more reliably.

  The determination device 15 determines the degree of contamination of the security camera 12 after digitizing image information. For this reason, the dirt of the security camera 12 can be detected quantitatively while ensuring privacy.

  Further, the determination device 15 determines a failure of the security camera 12 based on information on the image from the security camera 12. For this reason, it is possible to distinguish and detect the degree of contamination of the security camera 12 and the failure.

  Moreover, the determination apparatus 15 transmits the information of the determination result of the state of the security camera 12 to the outside. For this reason, the state of the security camera 12 can be appropriately notified to maintenance personnel or the like. As a result, appropriate maintenance work can be performed on the security camera 12.

  Note that 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 contamination of the security camera 12 while ensuring privacy.

  Moreover, you may transmit the information of the determination result of the state of the security camera 12 from the determination apparatus 15 directly to a maintenance worker's portable terminal. Also in this case, appropriate maintenance work can be performed on the security camera 12.

  In addition, you may apply the monitoring apparatus 14, the determination apparatus 15, and the elevator system of Embodiment 1 to the elevator without the machine room 2. FIG. Also in this case, it is possible to detect the contamination of the security camera 12 while ensuring the privacy of the user.

Next, an example of the monitoring device 14 will be described with reference to FIG.
FIG. 6 is a hardware configuration diagram of the elevator monitoring apparatus according to the first embodiment.

  Each function of the monitoring device 14 can be realized by a processing circuit. For example, the processing circuit includes at least one processor 17a and at least one memory 17b. For example, the processing circuit comprises at least one dedicated hardware 18.

  When the processing circuit includes at least one processor 17a and at least one memory 17b, 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 implements 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 referred to as a central processing unit, a processing unit, an arithmetic unit, a microprocessor, a microcomputer, and a DSP. For example, the at least one memory 17b is a non-volatile or volatile semiconductor memory such as a RAM, a ROM, a flash memory, an EPROM, or an EEPROM, a magnetic disk, a flexible disk, an optical disk, a compact disk, a mini disk, a DVD, or the like.

  If the processing circuit comprises at least one dedicated hardware 18, the processing circuit is implemented, for example, as a single circuit, a composite circuit, a programmed processor, a parallel programmed processor, an ASIC, an FPGA, or a combination thereof. The 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.

  About each function of the monitoring apparatus 14, a part is implement | achieved by the hardware 18 for exclusive use, and another part may be implement | achieved by software or firmware. For example, the function of the operation mode setting unit 14a is realized by a processing circuit as dedicated hardware 18, and at least one processor 17a is stored in at least one memory 17b for functions other than the function of the operation mode setting unit 14a. It may be realized by reading out and executing the program.

  In this way, the processing circuit realizes each function of the monitoring device 14 with the hardware 18, software, firmware, or a combination thereof.

  Although not shown, each function of the control device 13 is also realized by a processing circuit equivalent to a 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 a 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.

  As described above, the elevator monitoring device, the determination device, and the elevator system according to the present invention can be used in a system that detects the degree of contamination of a security camera.

  1 hoistway, 2 machine room, 3 hall, 4 hoisting machine, 5 main rope, 6 car, 7 counterweight, 8 landing door, 9 car door, 10 lighting device, 11 scale device, 12 security camera, 13 control Device, 14 monitoring device, 14a operation mode setting unit, 14b image information acquisition unit, 15 determination device, 15a determination unit, 16 information center device, 17a processor, 17b memory, 18 hardware

Claims (11)

An operation mode setting section for setting the operation mode of the elevator,
When the operation mode of the elevator is set to an image collection mode for detecting dirt of a security camera provided in the elevator car, it is determined whether an image information acquisition condition is satisfied, and the image information In the state where the elevator is controlled so that the image information acquisition condition is satisfied based on the promotion command output when the acquisition condition is not satisfied, the security camera in the case where the interior of the car is unmanned An image information acquisition unit for acquiring image information;
Monitoring device.   The monitoring apparatus according to claim 1, wherein the image information acquisition unit acquires information of an image of the security camera when the interior of the car is unattended when the car lighting device is turned on.   The image information acquisition unit acquires information on an image of the security camera when the car lighting device is turned on when the car door is closed and the interior of the car is unmanned. Item 2. The monitoring device according to Item 1.   The image information acquisition unit includes the security camera when the car is closed, the car door is closed, the car lighting device is lit, and the car is unmanned. The monitoring apparatus according to claim 1, wherein the information on the image of the image is acquired.   The image information acquisition unit is configured such that when the car is stopped on a preset specific floor, the door of the car is closed, the lighting device of the car is lit, and the inside of the car is unmanned. The monitoring device according to claim 1, wherein information of an image of the security camera in the case of When the operation mode of the elevator is the image acquisition mode, the monitoring device according to any one of claims 1 to 5 is configured to display information on the image of the security camera when the interior of the car is unmanned. A determination unit that determines the degree of contamination of the security camera based on the information of the image when acquired,
The determination apparatus provided with.   When the security camera is not dirty and the interior of the car is unmanned, the determination unit is configured to display the reference image information of the security camera and the monitoring device when the operation mode of the elevator is the image capturing mode. The determination apparatus according to claim 6, wherein the degree of contamination of the security camera is determined based on a result of comparison with the acquired image information.   The determination device according to claim 6, wherein the determination unit determines the degree of contamination of the security camera after digitizing image information.   The determination unit, when the operation mode of the elevator is an image collection mode, when the monitoring device acquires information on the image of the security camera when the interior of the car is unmanned, based on the information on the image The determination device according to claim 6, wherein a failure of the security camera is determined.   The determination device according to any one of claims 6 to 9, wherein the determination unit transmits information on a determination result of the state of the security camera to the outside. An operation mode setting section for setting the operation mode of the elevator,
When the operation mode of the elevator is set to an image collection mode for detecting dirt of a security camera provided in the elevator car, it is determined whether an image information acquisition condition is satisfied, and the image information In the state where the elevator is controlled so that the image information acquisition condition is satisfied based on the promotion command output when the acquisition condition is not satisfied, the security camera in the case where the interior of the car is unmanned An image information acquisition unit for acquiring image information;
When the operation mode of the elevator is the image collection mode, when the image information acquisition unit acquires the information of the image of the security camera when the interior of the car is unmanned, based on the information of the image, A determination unit for determining the degree of contamination of the security camera;
Elevator system equipped with.

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