WO2021157307A1 - Dispositif d'aide au diagnostic à capteur optique, procédé d'aide au diagnostic à capteur optique, système d'aide au diagnostic et capteur de porte automatique - Google Patents

Dispositif d'aide au diagnostic à capteur optique, procédé d'aide au diagnostic à capteur optique, système d'aide au diagnostic et capteur de porte automatique Download PDF

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Publication number
WO2021157307A1
WO2021157307A1 PCT/JP2021/000886 JP2021000886W WO2021157307A1 WO 2021157307 A1 WO2021157307 A1 WO 2021157307A1 JP 2021000886 W JP2021000886 W JP 2021000886W WO 2021157307 A1 WO2021157307 A1 WO 2021157307A1
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WIPO (PCT)
Prior art keywords
light
detection
light receiving
signal
receiving element
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PCT/JP2021/000886
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English (en)
Japanese (ja)
Inventor
絢一 松永
良有 清政
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ナブテスコ株式会社
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Priority to JP2021575683A priority Critical patent/JP7292440B2/ja
Publication of WO2021157307A1 publication Critical patent/WO2021157307A1/fr

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    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/70—Power-operated mechanisms for wings with automatic actuation
    • E05F15/73—Power-operated mechanisms for wings with automatic actuation responsive to movement or presence of persons or objects
    • E05F15/74—Power-operated mechanisms for wings with automatic actuation responsive to movement or presence of persons or objects using photoelectric cells
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V8/00—Prospecting or detecting by optical means
    • G01V8/10—Detecting, e.g. by using light barriers
    • G01V8/20—Detecting, e.g. by using light barriers using multiple transmitters or receivers

Definitions

  • the present invention relates to, for example, a failure diagnosis support device for an automatic door sensor, a diagnosis support method, a diagnosis support system, and an automatic door sensor.
  • the automatic door system opens and closes the automatic door by detecting people or objects passing near the entrance and exit of the building with an automatic door sensor such as an infrared system or a radio wave system.
  • Patent Document 1 discloses an automatic door sensor that transmits an activation signal for opening / closing a door to a drive device when a person or an object is detected.
  • the automatic door sensor includes a plurality of light emitting elements and light receiving elements, and forms a detection area composed of a plurality of segments (hereinafter referred to as “detection segments”) arranged in a matrix on a floor surface through which a person or an object passes.
  • the light projecting element projects a plurality of detection lights through the multi-segment lens onto a plurality of detection segments arranged along the first direction.
  • the light receiving element collects the reflected light from a plurality of detection segments arranged along the second direction orthogonal to the first direction with a condensing lens and receives the light.
  • Patent Document 1 does not mention the failure of the light emitting element and the light receiving element.
  • a failure occurs in the light emitting element and the light receiving element of the automatic door sensor, the phenomenon that the automatic door does not open even though a person or an object has entered the detection area, or the phenomenon that the person or the object is not in the detection area.
  • the phenomenon that the automatic door opens occurs. In order to prevent the frequent occurrence of such a phenomenon, it has been necessary to diagnose whether or not a sensor failure has occurred.
  • the present invention has been made in view of these problems, and an object of the present invention is to provide a diagnostic support device for an optical sensor, a diagnostic support method for an optical sensor, a diagnostic support system, and an automatic door sensor that can support the diagnosis of a sensor failure. To provide.
  • the diagnostic support device of the optical sensor is a light receiving element in which light is projected from one light projecting element onto a plurality of detection segments set at specific positions, and the reflected light of the light is provided corresponding to each detection segment.
  • a diagnostic support device for an optical sensor that acquires a signal from an optical sensor that receives light, and a signal acquisition unit that acquires a signal corresponding to the light reception status of the light receiving element provided for each detection segment. It is characterized by including a determination unit for determining whether or not the respective signals acquired by the signal acquisition unit match.
  • the diagnostic support device for an optical sensor in another aspect of the present invention, light is projected from a light projecting element provided corresponding to the plurality of detection segments to the plurality of detection segments, and all the light is projected. It is a diagnostic support device for an optical sensor that acquires a signal from an optical sensor that receives the reflected light of light with one light receiving element, and corresponds to the light projection status of the light projecting element provided for each detection segment. It is characterized by including a signal acquisition unit for acquiring each of the signals to be output and a determination unit for determining whether or not the respective signals acquired by the signal acquisition unit match.
  • the diagnostic support device for the optical sensor is provided so that light is projected from one light projecting element onto a plurality of detection segments set at specific positions and corresponding to each detection segment. It is a diagnostic support device for an optical sensor that acquires a signal from an optical sensor that receives the reflected light of the light by the light receiving element, and is a signal corresponding to the light receiving state of the light receiving element provided for each detection segment.
  • the value of each of the signals acquired by the signal acquisition unit is smaller than the predetermined reference value and is equal to or less than the first threshold value, or is greater than or equal to the second threshold value than the predetermined reference value. It is characterized by including a determination unit for determining whether or not it is a value.
  • Another aspect of the present invention is a diagnostic support method for an optical sensor.
  • the diagnostic support method of the optical sensor is that light is projected from one light projecting element to a plurality of detection segments set at specific positions, and the reflected light of the light is provided by a light receiving element corresponding to each detection segment.
  • This is a diagnostic support method for an optical sensor that acquires a signal from an optical sensor that receives light. It is characterized by including a determination step for determining whether or not each of the signals acquired by the signal acquisition step matches.
  • light is projected from the light projecting elements provided corresponding to the plurality of detection segments to the plurality of detection segments, and all the light is projected.
  • It is a diagnostic support method of an optical sensor that acquires a signal from an optical sensor that receives the reflected light of light with one light receiving element, and corresponds to the light projection status of the light projecting element provided for each detection segment. It is characterized by including a signal acquisition step for acquiring each of the signals to be performed, and a determination step for determining whether or not the respective signals acquired by the signal acquisition step match.
  • light is projected from one light projecting element onto a plurality of detection segments set at specific positions in the vicinity of a building opening, and light is projected for each detection segment.
  • the diagnostic support device for an optical sensor according to another aspect of the present invention, light is projected onto the plurality of detection segments from a light projecting element provided corresponding to the plurality of detection segments in the vicinity of the opening of the building.
  • a single light receiving element receives the reflected light of all the light, and when it is determined from the signal corresponding to the light receiving state of the light receiving element that a person or an object exists, an activation signal for opening the automatic door is sent. It is characterized by including an automatic door sensor to be generated and a determination unit for determining whether or not each signal corresponding to the light projection status of the light projecting element, which is provided corresponding to each detection segment, matches. do.
  • Another aspect of the present invention is a diagnostic support system.
  • light is projected from one light projecting element onto a plurality of detection segments set at specific positions in the vicinity of the opening of the building, and the light receiving element provided corresponding to each detection segment of the light is used.
  • the diagnostic support system according to another aspect of the present invention, light is projected onto the plurality of detection segments from a light projecting element provided corresponding to the plurality of detection segments in the vicinity of the building opening, and the light is projected.
  • the reflected light of all the light is received by one light receiving element, and a start signal for opening the automatic door is generated when it is determined from the signal corresponding to the light receiving state of the light receiving element that a person or an object exists.
  • Acquires a determination unit that determines whether or not the signals corresponding to the light projection status of the automatic door sensor and the light projecting element provided for each detection segment match, and a determination result by the determination unit. It is characterized in that it is provided with a setting device.
  • a single light projecting element that emits light to a plurality of detection segments set at specific positions, a light receiving element that is provided corresponding to each detection segment and receives the reflected light of the light, and the light receiving light.
  • a start signal processing unit that generates a start signal for opening an automatic door when it is determined from a signal corresponding to the light receiving state of the element that a person or an object exists, and the above-mentioned provided corresponding to each detection segment. It is characterized by including a determination unit for determining whether or not the respective signals corresponding to the light receiving state of the light receiving element match.
  • the automatic door sensor is provided corresponding to a plurality of detection segments, and is projected by a light projecting element that projects light onto the plurality of detection segments and a light projecting element.
  • Start-up that generates a start-up signal to open the automatic door when it is determined that a person or an object exists from one light-receiving element that receives the reflected light of all the light and the signal corresponding to the light-receiving condition of the light-receiving element. It is characterized by including a signal processing unit and a determination unit for determining whether or not each signal corresponding to the light projection status of the light projecting element, which is provided corresponding to each detection segment, matches. ..
  • FIG. 4A is a schematic diagram showing an example of a light projection pattern in the detection area
  • FIG. 4B is a schematic diagram showing details of the light projection pattern
  • FIG. 5A is a schematic diagram showing an example of a light receiving pattern in the detection area
  • FIG. 5B is a schematic diagram showing details of the light receiving pattern.
  • FIG. 5A is a schematic diagram showing an example of a light receiving pattern in the detection area
  • FIG. 5B is a schematic diagram showing details of the light receiving pattern.
  • FIG. 5A is a schematic diagram showing an example of a light receiving pattern in the detection area
  • FIG. 5B is a schematic diagram showing details of the light receiving pattern.
  • FIG. 5A is a schematic diagram showing an example of a light receiving pattern in the detection area
  • FIG. 5B is a schematic diagram showing details of the light receiving pattern.
  • FIG. 5A is a schematic diagram showing an example of a light receiving pattern in the detection area
  • FIG. 5B is a schematic diagram showing details of the light receiving pattern
  • FIG. 7A is a schematic diagram showing a detection level when the light projecting element has a short-circuit failure
  • FIG. 7B is a schematic diagram showing a detection level when the light projecting element has an open failure
  • FIG. 8A is a schematic diagram showing a detection level when the light receiving element has a short-circuit failure
  • FIG. 8B is a schematic diagram showing a detection level when the light receiving element has an open failure.
  • It is a flowchart which shows the procedure of the failure diagnosis processing by an automatic door sensor.
  • It is a schematic diagram which shows the detection level at the time of short-circuit failure of two light projecting elements.
  • It is a schematic diagram which shows the detection level at the time of short-circuit failure of one light projecting element, and open failure of one light projecting element.
  • FIG. 1 is a schematic view showing the configuration of the automatic door system 100 according to the embodiment.
  • the automatic door system 100 includes an automatic door 10, an automatic door sensor 20, a door controller 30, and the like.
  • the automatic door system 100 shown in FIG. 1 is a double-drawing door type, and two automatic doors 10 automatically open and close to the left and right.
  • the automatic doors 10 are a pair on the left and right, and can be reciprocated along the fixed 15 fixedly arranged at a space on the left and right, and open and close the opening 11 between the left and right fixeds 15.
  • the automatic door system 100 corresponds to the diagnostic support stem in the present invention.
  • the automatic door 10 is in a fully closed state in which the opening 11 of the building is closed by contacting the left and right door tip frames 10a so as to be abutted against each other.
  • the automatic door 10 moves so that the door tip stile 10a is separated from the door, the door tip stile 10a moves to the vicinity of the mullion 15a of the fix 15, stops, and the opening 11 is fully opened.
  • the automatic door system 100 may be a double sliding door type, a single sliding door type, a revolving door type, or the like.
  • the automatic door sensor 20 is arranged in the vicinity of the opening 11 of the building, for example, in the transom 16 above the opening 11, and emits, for example, infrared detection light obliquely downward from the arrangement position in the transom 16. It receives the reflected light and detects a person or an object entering the automatic door 10. When the automatic door sensor 20 detects a person or an object, the automatic door sensor 20 outputs a start signal to the door controller 30.
  • the automatic door sensor 20 has a function of diagnosing a failure related to light emission and reception of detection light, and corresponds to the diagnosis support device in the present invention. Details of the automatic door sensor 20 will be described later.
  • the door controller 30 When the door controller 30 receives the start signal from the automatic door sensor 20, it operates the door motor 31 and drives the automatic door 10 until the automatic door 10 is fully opened. After the automatic door 10 is fully opened, the door controller 30 holds the fully open state for a certain period of time, operates the door motor 31 in the reverse direction, and drives the automatic door 10 until the automatic door 10 is fully closed.
  • FIG. 2 is a block diagram showing a functional configuration of the automatic door system 100 including the automatic door sensor 20 according to the embodiment.
  • Each block can be realized by electronic elements such as a computer CPU and mechanical parts in terms of hardware, and by a computer program in terms of software, but here, it is realized by cooperation between them. I'm drawing a functional block. Therefore, it is understood by those skilled in the art that these functional blocks can be realized in various forms by combining hardware and software.
  • the automatic door sensor 20 and the door controller 30 are communicated and connected to each other by CAN (Controller Area Network).
  • the communication connection between the automatic door sensor 20 and the door controller 30 is not limited to CAN, and wireless communication such as WiFi (registered trademark) may be used.
  • the automatic door sensor 20 and the setting device 50 are communicated with each other via the communication adapter 40.
  • the communication adapter 40 and the setting device 50 for example, Bluetooth (registered trademark), WiFi (registered trademark), or the like is used.
  • the setting device 50 is, for example, a portable terminal device, and has functions such as initial setting of the automatic door sensor 20 and the door controller 30 and maintenance.
  • the automatic door sensor 20 includes a light emitting unit 21, a light receiving unit 22, a processing unit 23, a communication unit 24, a notification unit 25, and a storage unit 26.
  • the communication unit 24 transmits / receives data to / from the door controller 30 via the CAN.
  • the notification unit 25 is, for example, an LED or a liquid crystal display, and notifies the outside of a state such as an ON / OFF state of the operation of the automatic door sensor 20 or a failure.
  • the storage unit 26 is composed of a storage medium such as a RAM, a hard disk, or an SD card, and stores the failure diagnosis results of the light emitting unit 21 and the light receiving unit 22 diagnosed by the processing unit 23.
  • the light projecting unit 21 is provided with a light projecting element 21a that emits infrared rays or the like.
  • the light projecting element 21a is, for example, an LED that emits infrared rays, and projects light to a detection segment 61, which will be described later, in the vicinity of the opening 11 of the building.
  • the infrared rays emitted by the light projecting element 21a are divided by, for example, a multi-segment lens, and project a plurality of detection lights divided in the first direction X, which is the moving direction of the automatic door 10.
  • the number of elements of the light projecting element 21a can be reduced by projecting the detection light onto a plurality of detection segments 61 arranged along the first direction X in the detection area 60 described later.
  • the light receiving unit 22 includes a light receiving element 22a that receives the reflected light of the detection light.
  • the light receiving element 22a collects the reflected light from the plurality of detection segments 61 arranged along the second direction Y orthogonal to the moving direction of the automatic door 10 with a condensing lens and receives the light.
  • the light receiving element 22a can reduce the number of elements by condensing the reflected light from the plurality of detection segments 61 with a condensing lens.
  • FIG. 3 is a schematic view showing the detection area 60 on the floor surface.
  • the detection area 60 is provided around the automatic door 10 and has a three-dimensional range from the floor surface to the transom 16 where the automatic door sensor 20 is arranged and the ceiling.
  • the detection area 60 is composed of a plurality of detection segments 61 arranged so as to be arranged in 12 rows in the first direction X, which is the moving direction of the automatic door 10, and 6 rows in the second direction Y orthogonal to the moving direction of the automatic door 10. Will be done. Addresses (X, Y) corresponding to the positions of the array are assigned to each detection segment 61. As shown in FIG.
  • the addresses (X, Y) are assigned as 1, 2, ..., 12 in order from the left end of the detection segment 61 toward the automatic door 10 in the first direction X, and in the second direction Y.
  • the detection segments 61 closest to the automatic door 10 are assigned 1, 2, ..., 6 in order.
  • FIG. 4A is a schematic diagram showing an example of a light projection pattern in the detection area 60
  • FIG. 4B is a schematic diagram showing details of the light projection pattern.
  • the light projecting element 21a is 18 elements of the light projecting elements A to R, and the detection light divided into four in the first direction X by the multi-division lens is projected onto the detection segment 61.
  • the detection segments 61 For example, looking at the light projecting element A, as shown in FIG. 4A, the detection segments 61 at four locations of addresses (1,1), (4,1), (7,1), and (10,1). The detection light is projected at the same time.
  • the light projecting element G simultaneously projects the detection light onto the detection segments 61 at the four addresses (1,3), (4,3), (7,3), and (10,3).
  • the light projecting element H simultaneously projects the address detection light onto the detection segments 61 of the addresses (2, 3), (5, 3), (8, 3), and (11, 3). do.
  • the light projecting elements P, Q, and R simultaneously project the detection light onto each detection segment 61.
  • each light projecting element 21a of the light projecting unit 21 projects light to a plurality of detection segments 61 set at specific positions.
  • FIG. 5A is a schematic diagram showing an example of a light receiving pattern in the detection area 60
  • FIG. 5B is a schematic diagram showing details of the light receiving pattern.
  • the light receiving element 22a is 26 elements of the light receiving elements a to x, and receives the reflected light in the three detection segments 61 in the second direction Y by the condensing lens. For example, looking at the light receiving element a, as shown in FIG. 5A, the reflected light in the three detection segments 61 at the addresses (1,1), (1,3), and (1,6) is simultaneously received. ..
  • the light receiving element o simultaneously receives the reflected light in the detection segments 61 at the three addresses (8, 1), (8, 3), and (8, 5).
  • the light receiving element p simultaneously receives the reflected light in the detection segments 61 at the three addresses (8, 2), (8, 4), and (8, 6).
  • the other rows For example, in the row of addresses (12, Y), the light receiving elements w and x simultaneously receive the reflected light in each detection segment 61. In this way, each light receiving element 22a of the light receiving unit 22 receives the reflected light from the plurality of detection segments 61 set at specific positions.
  • each detection segment 61 and the shape of the entire detection area 60 may be a circle, an ellipse, a rectangle, or a polygon other than the above-mentioned rectangle.
  • a multi-segment lens is formed according to the shape of each detection segment 61 and the entire detection area 60, and the detection light is projected onto the plurality of detection segments 61 by at least one projection element 21a among the plurality of projection elements 21a. ..
  • a condenser lens is formed according to the shape of each detection segment 61 and the entire detection area 60, and the reflected light in the plurality of detection segments 61 is received by at least one light receiving element 22a among the plurality of light receiving elements 22a.
  • the detection segment 61 means an individual area in which the detection area 60 is divided into a plurality of portions. On the contrary, it may be considered that the detection area 60 is formed as a whole by the plurality of detection segments 61.
  • the position of the detection segment 61 is defined by assigning an address.
  • the coordinates in the coordinate system in the real space defined with the arrangement position of the automatic door sensor 20 in the blind 16 as the origin are used.
  • the position of the detection segment 61 may be defined.
  • the position of the detection segment 61 may be the coordinates in the coordinate system in the real space defined with an arbitrary position on the floor surface or the like as the origin, and in any definition, the position of each detection segment 61 is defined. It suffices if it can be uniquely grasped.
  • the processing unit 23 includes a start signal processing unit 23a, a signal acquisition unit 23b, a determination unit 23c, and a failure diagnosis unit 23d.
  • the activation signal processing unit 23a generates an activation signal for opening the automatic door 10 when a person or an object is detected in each detection segment 61 of the detection area 60.
  • the start-up signal processing unit 23a outputs the generated start-up signal to the door controller 30 via the communication unit 24.
  • the activation signal processing unit 23a monitors the detection level of the reflected light in each detection segment 61, and has a first threshold value lower than the reference value of the detection level when no person or object exists in the detection segment 61, and a first threshold value higher than the reference value. 2 It is determined whether or not a person or an object exists by comparing with the threshold value.
  • the activation signal processing unit 23a sequentially acquires the detection levels in each detection segment 61 from the light receiving unit 22, and when the detection level becomes equal to or lower than the first threshold value or equal to or higher than the second threshold value, it is determined that a person or an object exists. Judge and generate a start signal.
  • the signal acquisition unit 23b acquires a signal generated based on the reflected light for each detection segment 61 according to the light receiving condition. Specifically, the signal acquisition unit 23b determines the detection level of the reflected light in each detection segment 61. It is acquired from 22 or the start signal processing unit 23a and input to the determination unit 23c. Further, the signal acquisition unit 23b may acquire the start signal from the start signal processing unit 23a and input it to the determination unit 23c.
  • the determination unit 23c has the light projecting element 21a and the light receiving element 22a based on the value of the signal acquired by the signal acquisition unit 23b, that is, the detection level of the reflected light in each input detection segment 61 or the value of the activation signal. Helps determine if it is out of order. It is assumed that the light projecting element 21a and the light receiving element 22a are electrically short-circuited or open-circuited, and a person or an object is present in the detection segment 61 corresponding to the light emitting element 21a and the light receiving element 22a in which the failure has occurred. The detection level changes even in the absence state.
  • the detection level changes from the reference value and shows a predetermined value in the detection segment 61 at a plurality of specific positions corresponding to each light emitting element 21a and each light receiving element 22a in the detection segment 61.
  • the specific position is the position of the plurality of detection segments 61 set at predetermined positions where each light projecting element 21a projects light as described above, and each light receiving element 22a receives the reflected light. It is the position of a plurality of detection segments 61 set at a predetermined position.
  • the positions of the plurality of specific detection segments 61 among the plurality of detection segments 61 are specified or arranged in the plurality of detection segments 61.
  • the predetermined value may be a value changed from the reference value, and may be a numerical range having a predetermined width.
  • the output signals of the light receiving elements 22a in the specific arrangement of the plurality of detection segments 61 in addition to the case where they change from the reference value and have the same value, the value changes from the reference value and becomes a different value, but the reference value. It is assumed that the output signals of the light receiving element 22a in the specific arrangement match even when they are in agreement in that they have changed from.
  • FIG. 6 is a schematic diagram showing an example of a reference value of the detection level when the light emitting element 21a and the light receiving element 22a are normal.
  • the determination unit 23c acquires a reference value from the start signal processing unit 23a in advance and uses it for determination.
  • the reference value in each detection segment 61 is actually obtained as a voltage value in each light receiving element 22a or a value after digital conversion thereof, and is determined and not uniform for each detection segment 61.
  • the reference value of the normal detection level is set to 50 in all the detection segments 61 as shown in FIG. When at least one of the plurality of light projecting elements 21a fails, the detection level changes.
  • FIG. 7A is a schematic diagram showing a detection level when the light projecting element 21a has a short-circuit failure
  • FIG. 7B is a schematic diagram showing a detection level when the light projecting element 21a has an open failure.
  • the detection segment 61 of the address (X, Y) will be referred to as a detection segment (X, Y).
  • the light receiving element a collects the reflected light from the detection segments (1, 1) and (1, 3) and receives the light, and when the detection level is normal. It becomes 100, which is an abnormal value as a predetermined value deviating from the reference value of the detection level of. In the detection segment (1, 5) as well, the detection level by the light receiving element a is 100, which is an abnormal value, as in the case of the detection segment (1, 3).
  • the light projecting element D is turned on, and the light receiving element b receives light and detects it. Since the light receiving element b collects and detects the reflected light of the detection segment 61 that is not affected by the light projecting element A that has a short-circuit failure, the detection level becomes 50, which is a normal value. Similarly, in the detection segments (1,4) and (1,6), the detection level is 50, which is a normal value.
  • the columns in which the light projecting element A affects the detection level are four columns of addresses (1, Y), (4, Y), (7, Y) and (10, Y), and in the detection segment 61 in the other columns.
  • the detection levels are all 50, which is the normal value. Therefore, when a short-circuit failure occurs in the light projecting element A, a specific arrangement (specific pattern) of a plurality of detection segments having a detection level of 100, which is an abnormal value, appears.
  • the detection level in the detection segment 61 of the specific arrangement of the four columns of addresses (1, Y), (4, Y), (7, Y) and (10, Y) is an abnormal value of 100. At that time, it is determined that the predetermined value is set in the specific arrangement. Further, the determination unit 23c can support the determination of whether or not the other light projecting element 21a has a short-circuit failure, as in the case of the light projecting element A.
  • the determination unit 23c can support the determination of whether or not the light projecting element A is short-circuited or not by the activation signal generated by the activation signal processing unit 23a. For example, when the second threshold value is set to 75 with respect to the detection level reference value of 50, an activation signal is generated based on the detection level of the detection segment 61 of the specific arrangement being an abnormal value of 100. If it is found that the light projecting element 21a has been short-circuited, it can be determined that the corresponding light projecting element 21a has failed.
  • the determination unit 23c may acquire the start signal as a signal obtained from the signal acquisition unit 23b and the address information of the detection segment 61 corresponding to the start signal generated by the start signal processing unit 23a.
  • the light projecting element A has an open failure, and the light projecting element A is not always projecting light into the detection area 60.
  • the detection levels in the detection segments (1,1), (4,1), (7,1) and (10,1) as the specific arrangement in which the detection light should be projected by the light projecting element A are set. It becomes 0, which is an abnormal value.
  • the detection level in these detection segments (1, 1) and the like is 0, which is an abnormal value as a predetermined value deviating from the reference value at the normal time.
  • the determination unit 23c determines that the detection level has reached a predetermined value in the specific arrangement when the detection level becomes an abnormal value in the detection segment (1, 1) or the like affected by the opening failure of the light projecting element A. In such a case, it can be determined that the light projecting element A has an open failure. Further, the determination unit 23c can support the determination of whether or not the other light projecting element 21a has an open failure, as in the case of the light projecting element A.
  • the determination unit 23c can support the determination as to whether or not the floodlight element A has an open failure by the start signal generated by the start signal processing unit 23a, as in the case of the short circuit failure. For example, when the first threshold value is set to 25 with respect to the reference value of 50 of the detection level, the activation signal is generated based on the detection level of the specific arrangement being 0, which is an abnormal value. If it is known, it can be determined that the corresponding light projecting element 21a has failed to open.
  • the determination unit 23c may acquire the start signal as a signal obtained from the signal acquisition unit 23b and the address information of the detection segment 61 corresponding to the start signal generated by the start signal processing unit 23a.
  • FIG. 8A is a schematic diagram showing a detection level when the light receiving element 22a has a short-circuit failure
  • FIG. 8B is a schematic diagram showing a detection level when the light receiving element 22a has an open failure.
  • the light receiving element g has a short-circuit failure
  • the detection level by the light receiving element g becomes the maximum value in the detection level range. Therefore, the detection levels in the detection segment (4, 1), the detection segment (4, 3), and the detection segment (4,5) that receive the reflected light by the light receiving element g are predetermined values that deviate from the reference values at the normal time. It becomes the maximum value which is an abnormal value as.
  • the determination unit 23c pays attention to, for example, one column of addresses (4, Y), and as described above, the detection segment (4, 1), the detection segment (4, 3), and the detection segment (4,5) are specifically arranged.
  • the detection level in is the maximum value which is an abnormal value
  • the determination unit 23c can assist in determining whether or not the other light receiving element 22a has a short-circuit failure, as in the case of the light receiving element g.
  • the determination unit 23c can support the determination of whether or not the light receiving element g is short-circuited or not by the activation signal generated by the activation signal processing unit 23a. If it is found that the activation signal is generated based on the detection level at the specific arrangement being the maximum value which is an abnormal value, it can be determined that the corresponding light receiving element g has a short-circuit failure.
  • the determination unit 23c may acquire the start signal as a signal obtained from the signal acquisition unit 23b and the address information of the detection segment 61 corresponding to the start signal generated by the start signal processing unit 23a.
  • the light receiving element g has an open failure, and the detection level by the light receiving element g becomes 0, which is the minimum value in the detection level range. Therefore, the detection levels in the detection segment (4, 1), the detection segment (4, 3), and the detection segment (4,5) that receive the reflected light by the light receiving element g are predetermined values that deviate from the reference values at the normal time. It becomes 0 which is an abnormal value as.
  • the determination unit 23c pays attention to, for example, one column of addresses (4, Y), and as described above, the detection segment (4, 1), the detection segment (4, 3), and the detection segment (4,5) are specifically arranged.
  • the detection level in is 0, which is an abnormal value, it is determined that the value has reached a predetermined value in the specific arrangement. In such a case, it can be determined that the light receiving element g has an open failure.
  • the determination unit 23c can support the determination of whether or not the other light receiving element 22a has an open failure, as in the case of the light receiving element g.
  • the determination unit 23c can also support the determination of whether or not the light receiving element g has an open failure by the activation signal generated by the activation signal processing unit 23a. If it is found that the activation signal is generated based on the detection level in the specific arrangement being 0, which is an abnormal value, it can be determined that the corresponding light receiving element g has failed to open.
  • the determination unit 23c may acquire the start signal as a signal obtained from the signal acquisition unit 23b and the address information of the detection segment 61 corresponding to the start signal generated by the start signal processing unit 23a.
  • the failure diagnosis unit 23d determines that the predetermined values are set in the plurality of detection segments 61 having the specific arrangement by the determination unit 23c, the light projecting elements 21a and the light projecting elements 21a corresponding to the plurality of detection segments 61 having the specific arrangement are determined. It is diagnosed that one or both of the light receiving elements 22a are defective.
  • the automatic door sensor 20 can automatically identify and provide a specific failure location and failure content. Even if the failure diagnosis unit 23d is not provided as described above, the failure location and the failure content of the specific light emitting element 21a and the light receiving element 22a are specified based on the determination result by the determination unit 23c. You can judge.
  • FIG. 9 is a flowchart showing a procedure of failure diagnosis processing by the automatic door sensor 20.
  • the failure diagnosis processing procedure when the detection levels in the plurality of detection segments 61 become abnormal values, whether the light emitting element 21a is short-circuited or opened, or the light receiving element 22a is short-circuited or opened. Is further diagnosed, and which of the light emitting element 21a and the light receiving element 22a is responsible for the failure.
  • FIG. 9 describes processing based on the detection level in the detection segment 61 as a signal obtained from the signal acquisition unit 23b, but the failure diagnosis processing can also be performed in the same manner by the activation signal generated by the activation signal processing unit 23a. can.
  • the determination unit 23c of the automatic door sensor 20 determines whether or not the detection level is different from the reference value in the plurality of detection segments 61 (S1), and if the determination result is no (S1: NO), step S1. Repeat the process of. When it is determined in step S1 that the detection levels of the plurality of detection segments 61 are different from the reference values (S1: YES), the determination unit 23c determines whether or not the plurality of detection segments 61 are arranged in the first direction X. (S2).
  • the determination unit 23c When it is determined in step S2 that the plurality of detection segments 61 are arranged in the first direction X (S2: YES), the determination unit 23c has a specific pattern having a detection level different from the reference value. It is determined whether or not a plurality of detection segments 61 exist in a plurality of rows and the value is higher than the reference value (S3). In step S3, when it is determined that a plurality of detection segments 61 exist in a plurality of rows and the value is higher than the reference value (S3: YES), the failure diagnosis unit 23d determines that the light projecting element 21a has a short-circuit failure. The determination is made, the light projecting element 21a having a short-circuit failure is identified from the arrangement of the detection segment 61 (S4), and the process is terminated.
  • step S3 determines whether or not there is only one row of the plurality of detection segments and the detection level is 0 (S5).
  • step S5 when it is determined that there is only one row of a plurality of detection segments having a specific pattern and the detection level is 0 (S5: YES), the failure diagnosis unit 23d of the light projecting element 21a It is determined that the failure is open, the light projecting element 21a that has the failure is identified from the arrangement of the detection segment 61 (S6), and the process is terminated. If it is determined to be negative in step S5 (S5: NO), the process returns to step S1 and the process is repeated.
  • step S2 When it is determined in step S2 that a plurality of detection segments 61 having a detection level different from the reference value are not arranged in the first direction X (S2: NO), the determination unit 23c determines the plurality of detection segments 61. Is determined in the second direction Y (S7). If it is determined to be negative in step S7 (S7: NO), the process returns to step S1 and the process is repeated.
  • step S7 If it is determined in step S7 that the plurality of detection segments 61 are arranged in the second direction Y (S7: YES), the determination unit 23c has a plurality of specific patterns having a detection level different from the reference value. It is determined whether or not the detection level in the detection segment 61 of is the maximum value (S8).
  • the failure diagnosis unit 23d determines that the light receiving element 22a has a short-circuit failure, and the short-circuit failure is determined from the arrangement of the detection segments 61.
  • the light receiving element 22a is specified (S9), and the process is terminated.
  • step S8 When it is determined as negative in step S8 (S8: NO), whether the determination unit 23c has a detection level of 0 in a plurality of detection segments 61 having a specific pattern having a detection level different from the reference value. It is determined whether or not (S10). When it is determined in step S10 that the detection levels of the plurality of detection segments 61 are 0 (S10: YES), the failure diagnosis unit 23d determines that the light receiving element 22a is an open failure, and from the arrangement of the detection segments 61. The light receiving element 22a that has an open failure is identified (S11), and the process is terminated. If it is determined to be negative in step S10 (S10: NO), the process returns to step S1 and the process is repeated.
  • the determination unit 23c of the automatic door sensor 20 is based on the arrangement of the detection segments 61 in the first direction X and the second direction Y. , The failure diagnosis of the light emitting element 21a and the light receiving element 22a is performed. The determination unit 23c determines whether the cause of the failure is the short-circuit or open failure of the light projecting element 21a or the short-circuit or open failure of the light receiving element 22a.
  • Each light projecting element 21a is configured to project detection light onto two or more detection segments 61 by, for example, a multi-segment lens.
  • the detection level becomes an abnormal value at the same time in a specific arrangement including two or more detection segments 61 corresponding to the light projecting element 21a.
  • each light receiving element 22a is configured to receive the reflected light in two or more detection segments 61 by, for example, a condensing lens.
  • the detection level becomes an abnormal value at the same time in the specific arrangement including the two or more detection segments 61 corresponding to the light receiving element 22a.
  • the determination unit 23c is based on the specific arrangement of the plurality of detection segments 61 that become abnormal values in the detection area 60 in the case of each failure of the light projecting element 21a and the light receiving element 22a, and the failing light projecting element 21a and the light receiving element Identify 22a.
  • the automatic door sensor 20 can support the diagnosis of the sensor failure by determining which cause of the failure corresponds to and identifying the failing light emitting element 21a and the light receiving element 22a.
  • the activation signal processing unit 23a determines that a person or an object has entered the detection area 60 and generates an activation signal.
  • the determination unit 23c suppresses the opening and closing of the automatic door 10 due to a failure of the light projecting element 21a and the light receiving element 22a by determining that the detection level is an abnormal value when the detection level is equal to or lower than the first threshold value or higher than the second threshold value. Therefore, failure diagnosis can be supported.
  • the automatic door sensor 20 stores the determination result that the determination unit 23c indicates an abnormal value in a specific arrangement in the storage unit 26.
  • the determination result stored in the storage unit 26 can be read out and acquired by an external device such as the setting device 50, and the failure of the light emitting element 21a and the light receiving element 22a can be known.
  • the determination result by the determination unit 23c may be stored not only in the storage unit 26 but also in a device such as a data logger or a server device provided outside the automatic door sensor 20.
  • the determination unit 23c is provided in the automatic door sensor 20, but the determination unit 23c may be provided in an external device of the automatic door sensor 20 such as the setting device 50, for example.
  • information such as a detection level, a start signal, and a detection segment 61 required for failure diagnosis is stored in a storage unit 26, and a failure diagnosis is performed by an external device provided with a determination unit 23c.
  • the external device or the device composed of the automatic door sensor 20 and the external device corresponds to the diagnostic support device in the present invention.
  • the circuit configuration of the light emitting element 21a and the light receiving element 22a also shows the specific arrangement of the plurality of detection segments 61 that become abnormal values at the time of circuit failure.
  • the determination unit 23c diagnoses an erroneous detection, a circuit failure, or the like based on the specific arrangement of a plurality of detection segments 61 that have become abnormal values in the erroneous detection or the circuit failure of unknown cause known in the past. You may.
  • FIG. 10 is a schematic diagram showing a detection level when two light projecting elements 21a are short-circuited and failed.
  • FIG. 10 shows a case where the light projecting elements A and G have a short-circuit failure, with the reference value of the detection level in the normal state being 50.
  • the detection level becomes an abnormal value of 100 in the detection segments (1, 1) and (1, 3) due to the short-circuit failure of the light projecting elements A and G.
  • the detection level in the detection segments (1, 5) is an abnormal value of 150.
  • Similar to the one column of the address (1, Y) in each column of the addresses (4, Y), (7, Y) and (10, Y), an abnormal value due to a short-circuit failure of the light projecting elements A and G is found. appear.
  • the detection level becomes an abnormal value in a specific arrangement consisting of a plurality of detection segments 61.
  • the determination unit 23c can determine that the two light projecting elements A and G are short-circuited based on the fact that the detection level is an abnormal value in the specific arrangement including the plurality of detection segments 61.
  • FIG. 10 focusing on one row of addresses (1, Y), the case of a short-circuit failure of the light projecting elements A and G is shown, but the same applies to other rows such as addresses (2, Y).
  • FIG. 11 is a schematic diagram showing a detection level when one floodlight element 21a has a short-circuit failure and one floodlight element 21a has an open failure.
  • FIG. 11 shows a case where the reference value of the detection level in the normal state is set to 50, the light projecting element A has a short-circuit failure, and the light projecting element G has an open failure.
  • the detection level becomes 50, which is a normal value, in the detection segments (1, 1) and (1, 3) due to the failure of the light projecting elements A and G, and the detection segment (1, Y)
  • the detection level in 1 and 5) is an abnormal value of 100.
  • the detection level becomes an abnormal value in a specific arrangement consisting of a plurality of detection segments 61.
  • the determination unit 23c can determine that the two light projecting elements A and G are out of order based on the detection level being an abnormal value in the specific arrangement including the plurality of detection segments 61.
  • FIG. 11 focusing on one column of addresses (1, Y), the case of short-circuit and open failure of the light projecting elements A and G is shown, but the same applies to other columns such as addresses (2, Y). be.
  • the automatic door sensor 20 as a diagnostic support device for an optical sensor is provided so that light is projected from one light projecting element 21a to a plurality of detection segments 61 set at specific positions corresponding to each of the detection segments 61. It is a diagnostic support device for an optical sensor that acquires a signal from a light projecting unit 21 and a light receiving unit 22 as an optical sensor that receives the reflected light of the light by the light receiving element 22a, and includes a signal acquisition unit 23b and a determination unit 23c. ..
  • the signal acquisition unit 23b acquires a signal corresponding to the light receiving state of the light receiving element 22a provided corresponding to each detection segment 61.
  • the determination unit 23c determines whether or not the respective signals acquired by the signal acquisition unit 23b match. Thereby, the automatic door sensor 20 can support the diagnosis of the sensor failure.
  • the determination unit 23c Is determined to match.
  • the automatic door sensor 20 can support the failure diagnosis in order to suppress the opening and closing of the automatic door 10 due to the failure of the light projecting element 21a.
  • the determination unit 23c determines that the values match when the values of the respective signals acquired by the signal acquisition unit 23b are equal to or higher than a predetermined reference value. Therefore, the automatic door sensor 20 can support the failure diagnosis in order to suppress the opening and closing of the automatic door 10 due to the failure of the light projecting element 21a and the like.
  • the failure diagnosis unit 23d diagnoses the failure of the light projecting element 21a when the determination unit 23c determines that the respective signals acquired by the signal acquisition unit 23b match.
  • the automatic door sensor 20 can automatically identify and provide a specific failure location and failure content of the light projecting element 21a.
  • the automatic door sensor 20 as a diagnostic support device for an optical sensor, light is projected onto a plurality of detection segments 61 from a light projecting element 21a provided corresponding to the plurality of detection segments 61, and all the projected light is emitted.
  • It is a diagnostic support device for an optical sensor that acquires a signal from a light projecting unit 21 and a light receiving unit 22 as an optical sensor that receives reflected light by one light receiving element 22a, and includes a signal acquisition unit 23b and a determination unit 23c.
  • the signal acquisition unit 23b acquires signals corresponding to the light projection status of the light projection element 21a provided for each detection segment 61.
  • the determination unit 23c determines whether or not the respective signals acquired by the signal acquisition unit 23b match. Thereby, the automatic door sensor 20 can support the diagnosis of the sensor failure.
  • the failure diagnosis unit 23d diagnoses the failure of the light receiving element 22a when the determination unit 23c determines that the respective signals acquired by the signal acquisition unit 23b match. As a result, the automatic door sensor 20 can automatically identify and provide a specific failure location and failure content of the light receiving element 22a.
  • the storage unit 26 stores the result of the determination by the determination unit 23c.
  • the automatic door sensor 20 can read out the determination result stored in the storage unit 26 by an external device such as the setting device 50, and make it aware of the failure of the light emitting element 21a and the light receiving element 22a.
  • the automatic door sensor 20 as a diagnostic support device for an optical sensor is provided so that light is projected from one light projecting element 21a to a plurality of detection segments 61 set at specific positions corresponding to each of the detection segments 61. It is a diagnostic support device for an optical sensor that acquires a signal from a light projecting unit 21 and a light receiving unit 22 as an optical sensor that receives the reflected light of the light by the light receiving element 22a, and includes a signal acquisition unit 23b and a determination unit 23c. ..
  • the signal acquisition unit 23b acquires a signal corresponding to the light receiving state of the light receiving element 22a provided corresponding to each detection segment 61.
  • the determination unit 23c determines whether the value of each of the signals acquired by the signal acquisition unit 23b is a value equal to or less than the first threshold value smaller than the predetermined reference value or a value equal to or higher than the second threshold value larger than the predetermined reference value. judge. Thereby, the automatic door sensor 20 can support the diagnosis of the sensor failure.
  • the diagnostic support method light is projected from one light projecting element to a plurality of detection segments set at specific positions, and the reflected light of the light is emitted by a light receiving element provided corresponding to each detection segment.
  • the signal acquisition step acquires signals corresponding to the light receiving status of the light receiving element 22a provided for each detection segment 61.
  • the determination step determines whether or not the respective signals acquired by the signal acquisition step match. According to this diagnosis support method, it is possible to support the diagnosis of sensor failure.
  • the diagnosis support method light is projected from the light projecting elements 21a provided corresponding to the plurality of detection segments 61 to the plurality of detection segments 61, and the reflected light of all the projected light is reflected by one light receiving element 22a.
  • This is a diagnostic support method for an optical sensor that acquires a signal from a light projecting unit 21 and a light receiving unit 22 as an optical sensor that receives light in, and includes a signal acquisition step and a determination step.
  • the signal acquisition step acquires signals corresponding to the light projection status of the light projection element 21a provided for each detection segment 61.
  • the determination step determines whether or not the respective signals acquired by the signal acquisition step match. According to this diagnosis support method, it is possible to support the diagnosis of sensor failure.
  • the diagnostic support device of the optical sensor light is projected from one light projecting element 21a to a plurality of detection segments 61 set at specific positions in the vicinity of the opening 11 of the building, and the light is projected for each detection segment 61.
  • the light receiving element 22a provided in the above receives the reflected light of the light, and when it is determined from the signal corresponding to the light receiving state of the light receiving element 22a that a person or an object exists, an activation signal for opening the automatic door 10 is generated. It includes an automatic door sensor 20 to be generated, and a determination unit 23c for determining whether or not each signal corresponding to the light receiving state of the light receiving element 22a provided corresponding to each detection segment 61 matches.
  • the optical sensor diagnosis support device can support the diagnosis of the sensor failure.
  • the diagnostic support device of the optical sensor light is projected onto the plurality of detection segments 61 from the light projecting elements 21a provided corresponding to the plurality of detection segments 61 in the vicinity of the opening 11 of the building, and the light is projected.
  • the reflected light of all the light is received by one light receiving element 22a, and a start signal for opening the automatic door 10 is generated when it is determined from the signal corresponding to the light receiving state of the light receiving element 22a that a person or an object exists.
  • the automatic door sensor 20 is provided, and a determination unit 23c for determining whether or not the respective signals corresponding to the light projection status of the light projection element 21a provided corresponding to each detection segment 61 match.
  • the optical sensor diagnosis support device can support the diagnosis of the sensor failure.
  • the automatic door system 100 as a diagnostic support system, light is projected from one light projecting element 21a to a plurality of detection segments 61 set at specific positions in the vicinity of the opening 11 of the building, and for each detection segment 61.
  • the light receiving element 22a provided correspondingly receives the reflected light of the light, and activates the automatic door 10 to open the automatic door 10 when it is determined from the signal corresponding to the light receiving state of the light receiving element 22a that a person or an object exists.
  • the automatic door sensor 20 that generates a signal, the determination unit 23c that determines whether or not the respective signals corresponding to the light reception status of the light receiving element provided corresponding to each detection segment match, and the determination unit 23c are used.
  • a setting device 50 for acquiring a determination result is provided. As a result, the automatic door system 100 can acquire the determination result by the setting device 50 and know about the failure of the light projecting element 21a.
  • the automatic door system 100 as a diagnostic support system, light is projected onto the plurality of detection segments 61 from the light projecting elements 21a provided corresponding to the plurality of detection segments 61 in the vicinity of the opening 11 of the building.
  • the reflected light of all the light is received by one light receiving element 22a, and when it is determined from the signal corresponding to the light receiving state of the light receiving element 22a that a person or an object exists, the automatic door 10 is started to open.
  • the automatic door sensor 20 that generates a signal, the determination unit 23c that determines whether or not the respective signals corresponding to the light projection status of the light projection element 21a provided for each detection segment 61 match, and the determination unit
  • a setting device 50 for acquiring a determination result according to 23c is provided.
  • the automatic door system 100 can acquire the determination result by the setting device 50 and know about the failure of the light receiving element 22a.
  • the automatic door sensor 20 includes a light emitting element 21a, a light receiving element 22a, an activation signal processing unit 23a, and a determination unit 23c.
  • One light projecting element 21a projects light onto a plurality of detection segments 61 set at specific positions.
  • the light receiving element 22a is provided corresponding to each detection segment 61 and receives the reflected light of the light.
  • the start-up signal processing unit 23a generates a start-up signal for opening the automatic door 10 when it is determined that a person or an object exists from the signal corresponding to the light-receiving state of the light-receiving element 22a for each detection segment 61.
  • the determination unit 23c determines whether or not the respective signals corresponding to the light receiving state of the light receiving element 22a provided corresponding to each detection segment 61 match. Thereby, the automatic door sensor 20 can support the diagnosis of the sensor failure.
  • the automatic door sensor 20 includes a light emitting element 21a, a light receiving element 22a, an activation signal processing unit 23a, and a determination unit 23c.
  • the light projecting element 21a is provided corresponding to the plurality of detection segments 61, and emits light to the plurality of detection segments 61.
  • One light receiving element 22a receives the reflected light of all the light projected by the light projecting element 21a.
  • the start-up signal processing unit 23a generates a start-up signal for opening the automatic door 10 when it is determined from the signal corresponding to the light-receiving state of the light-receiving element 22a that a person or an object exists.
  • the determination unit 23c determines whether or not the signals corresponding to the light projection status of the light projection element 21a provided for each detection segment 61 match. Thereby, the automatic door sensor 20 can support the diagnosis of the sensor failure.
  • the present invention relates to, for example, a failure diagnosis support device for an automatic door sensor, a diagnosis support method, a diagnosis support system, and an automatic door sensor.

Abstract

L'invention concerne un capteur 20 de porte automatique fonctionnant en tant que dispositif d'aide au diagnostic à capteur optique qui est pourvu d'une unité d'acquisition de signal 23b et d'une unité de détermination 23c et qui acquiert un signal à partir d'un capteur optique qui reçoit, par des éléments de réception de lumière 22a disposés de manière correspondante à des segments de détection respectifs qui sont définis à des positions spécifiques, la réflexion de la lumière projetée à partir d'un seul élément 21a de projection de lumière. L'unité d'acquisition de signal 23b acquiert des signaux correspondant aux états de réception de lumière des éléments 22a de réception de lumière disposés de manière correspondante à des segments de détection respectifs. L'unité de détermination 23c détermine si les signaux acquis par l'unité d'acquisition de signal 23c concordent les uns avec les autres.
PCT/JP2021/000886 2020-02-03 2021-01-13 Dispositif d'aide au diagnostic à capteur optique, procédé d'aide au diagnostic à capteur optique, système d'aide au diagnostic et capteur de porte automatique WO2021157307A1 (fr)

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Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59109887A (ja) * 1982-12-15 1984-06-25 Honda Denshi Giken:Kk 自動ドア用光学スイツチ
US5026990A (en) * 1989-08-28 1991-06-25 Sentrol, Inc. Method and apparatus for installing infrared sensors in intrusion detection systems
JPH0815445A (ja) * 1994-06-27 1996-01-19 Matsushita Electric Works Ltd 光電センサ
JPH1061320A (ja) * 1996-04-26 1998-03-03 Nabco Ltd ドア用センサの自己診断装置
JP2003003750A (ja) * 2001-06-20 2003-01-08 Hiisuto Kk 自動ドアの開閉制御方法
JP2008075360A (ja) * 2006-09-22 2008-04-03 Saxa Inc 自動ドア用センサ
JP2009229079A (ja) * 2008-03-19 2009-10-08 Nabtesco Corp 自動ドア用センサ
JP2011215122A (ja) * 2010-03-17 2011-10-27 Kyokko Denki Kk 物体検出装置
JP2015083742A (ja) * 2013-10-25 2015-04-30 文化シヤッター株式会社 開閉体装置
WO2018192877A1 (fr) * 2017-04-18 2018-10-25 Assa Abloy Entrance Systems Ab Système de commande d'une porte coulissante automatique
JP2020016054A (ja) * 2018-07-24 2020-01-30 ナブテスコ株式会社 情報処理装置および自動ドアセンサ
JP2020066970A (ja) * 2018-10-26 2020-04-30 ナブテスコ株式会社 侵入検知システム、検出装置および侵入検知管理システム

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4084322B2 (ja) * 2004-03-09 2008-04-30 小糸工業株式会社 移動体感知装置
JP5572319B2 (ja) * 2009-01-31 2014-08-13 株式会社キーエンス 安全光電スイッチ

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59109887A (ja) * 1982-12-15 1984-06-25 Honda Denshi Giken:Kk 自動ドア用光学スイツチ
US5026990A (en) * 1989-08-28 1991-06-25 Sentrol, Inc. Method and apparatus for installing infrared sensors in intrusion detection systems
JPH0815445A (ja) * 1994-06-27 1996-01-19 Matsushita Electric Works Ltd 光電センサ
JPH1061320A (ja) * 1996-04-26 1998-03-03 Nabco Ltd ドア用センサの自己診断装置
JP2003003750A (ja) * 2001-06-20 2003-01-08 Hiisuto Kk 自動ドアの開閉制御方法
JP2008075360A (ja) * 2006-09-22 2008-04-03 Saxa Inc 自動ドア用センサ
JP2009229079A (ja) * 2008-03-19 2009-10-08 Nabtesco Corp 自動ドア用センサ
JP2011215122A (ja) * 2010-03-17 2011-10-27 Kyokko Denki Kk 物体検出装置
JP2015083742A (ja) * 2013-10-25 2015-04-30 文化シヤッター株式会社 開閉体装置
WO2018192877A1 (fr) * 2017-04-18 2018-10-25 Assa Abloy Entrance Systems Ab Système de commande d'une porte coulissante automatique
JP2020016054A (ja) * 2018-07-24 2020-01-30 ナブテスコ株式会社 情報処理装置および自動ドアセンサ
JP2020066970A (ja) * 2018-10-26 2020-04-30 ナブテスコ株式会社 侵入検知システム、検出装置および侵入検知管理システム

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