WO2018043509A1 - Système d'ajustement de zone de détection de capteur, capteur de porte automatique, marqueur et procédé d'ajustement de zone de détection de capteur - Google Patents

Système d'ajustement de zone de détection de capteur, capteur de porte automatique, marqueur et procédé d'ajustement de zone de détection de capteur Download PDF

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Publication number
WO2018043509A1
WO2018043509A1 PCT/JP2017/031022 JP2017031022W WO2018043509A1 WO 2018043509 A1 WO2018043509 A1 WO 2018043509A1 JP 2017031022 W JP2017031022 W JP 2017031022W WO 2018043509 A1 WO2018043509 A1 WO 2018043509A1
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WO
WIPO (PCT)
Prior art keywords
detection
detection area
marker
sensor
unit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2017/031022
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English (en)
Japanese (ja)
Inventor
佐々木　重明
恭孝 神田
神吉　久幸
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nabtesco Corp
Original Assignee
Nabtesco Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nabtesco Corp filed Critical Nabtesco Corp
Priority to CN201780035008.3A priority Critical patent/CN109313282B/zh
Priority to JP2018537309A priority patent/JP6949851B2/ja
Publication of WO2018043509A1 publication Critical patent/WO2018043509A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E05F15/605—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for folding wings
    • 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
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E05F15/611—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings
    • 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
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E05F15/632—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
    • E05F15/643—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings operated by flexible elongated pulling elements, e.g. belts, chains or cables
    • 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

Definitions

  • the present invention relates to a sensor detection area adjustment system, an automatic door sensor, a marker, and a sensor detection area adjustment method.
  • JP2007-93510A discloses a technique for confirming the setting state of the detection area of an automatic door sensor using an infrared detector.
  • JP2015-227867A discloses a technique for displaying a detection status corresponding to the position of a hand on a display device of an automatic door sensor when a detection area of a non-contact touch switch type automatic door sensor is set.
  • JP2014-238278A discloses a technique for driving a drive mechanism provided in an automatic door sensor with a remote controller for setting the automatic door sensor when setting the detection area of the automatic door sensor.
  • JP2007-93510A and JP2015-227867A can confirm the detection area and cannot effectively contribute to the reduction of work labor.
  • the techniques of JP2007-93510A and JP2015-227867A in order to set the detection area to an appropriate position, the work of climbing up and down the stepladder and adjusting the position of the automatic door sensor attached to the eyes or the ceiling is repeated. You may have to.
  • the position of the automatic door sensor can be adjusted to some extent, but cannot be adjusted to a position outside the operating range of the drive mechanism.
  • the technique of JP2014-238278A requires a drive mechanism only for adjusting the automatic door sensor, resulting in an increase in cost and size.
  • the present invention has been made in consideration of the above points, and includes a sensor detection area adjustment system, an automatic door sensor, a marker, and a sensor detection area adjustment method capable of setting a reasonable and accurate detection area while suppressing work effort.
  • the purpose is to provide.
  • the present invention is a sensor including a detection unit, wherein the detection unit has a detection area at a position away from the sensor, and a marker arranged to adjust the position of the detection area includes the detection
  • a detection area adjustment system of a sensor comprising: a notification unit that notifies the detection when detected by the unit.
  • the detection unit may detect a person.
  • the marker may be a retroreflective material
  • the sensor may have a marker detection threshold value higher than a human detection threshold value
  • the marker is provided on a sheet having a predetermined reflectance, the marker has a reflectance different from the predetermined reflectance, and the sensor is configured to detect a person.
  • the threshold for marker detection may be higher than the threshold.
  • the detection area may include a plurality of small detection areas, and the size of the marker may be equal to or smaller than the small detection area.
  • the detection area includes a plurality of small detection areas, and the size of the marker spans two or more small detection areas of the plurality of small detection areas. It may be.
  • the detection area is composed of a plurality of small detection areas, and the marker corresponds to an end of the detection area or a predetermined position of the detection area set in advance.
  • the detection unit may detect the marker in one or more specific small detection areas corresponding to an end of the detection area or a predetermined position.
  • the senor is an automatic door sensor
  • the small detection areas are arranged in a plurality of rows of spots formed of a plurality of spots, and the specific small detection area May be present in a row of the small detection areas that are further away from the row of the small travel areas than the row of the small travel areas closest to the door travel path.
  • the marker may be arranged at a predetermined height from the floor surface.
  • the detection area includes a plurality of small detection areas, and the marker has a size equal to or smaller than the small detection areas and is arranged at a predetermined interval.
  • the notification unit may notify the detection when all of the plurality of markers are detected by the detection unit.
  • the senor has a plurality of thresholds according to the detection level of the marker, and the detection level of the marker is determined by the sensor according to the amount of light received from the marker.
  • the notification level may be different depending on the threshold value.
  • the senor may have at least one of the position and the angle of the sensor in any one of the front-rear direction, the left-right direction, the up-down direction, the pitch angle, the roll angle, the yaw angle, or any combination thereof. You may have the adjustment part which can be adjusted.
  • the detection area adjustment system may further include a storage unit that stores a detection state of the marker by the detection unit and an adjustment state of the adjustment unit.
  • the storage unit may store the detection level and the adjustment state of the adjustment unit when the detection unit is in the detection state.
  • the storage unit may store the detection state and the adjustment state in time series.
  • the notification unit may be provided inside or outside the sensor.
  • the present invention is a detection unit having a detection area, comprising the detection unit having the detection area at a position away from the detection unit, the detection unit being arranged to adjust the position of the detection area. It is an automatic door sensor that detects a marker.
  • the present invention is a sensor having a detection area, which can be detected by the sensor having the detection area at a position away from the sensor, and is used for adjusting the position of the detection area.
  • the present invention is a sensor including a detection unit, wherein the detection unit has a detection area at a position away from the sensor, the detection area adjustment method of the sensor, the marker is arranged at a predetermined position, the notification unit is The detection area adjustment method of notifying the detection when the detection unit detects the marker and adjusting at least one of the position and the angle of the sensor based on a notification state of the notification unit.
  • the predetermined position may be a position adjacent to a door travel path.
  • the detection area adjustment method by the 3rd modification it is a top view which shows the 4th example of arrangement
  • the detection area adjustment system by the 5th modification it is a top view which shows the relationship between the magnitude
  • FIG. 20 is a side view of FIG. 19.
  • the detection area adjustment system by the 8th modification it is a bird's-eye view which shows the 2nd example of arrangement
  • the detection area adjustment system by the 9th modification it is a side view showing the relation of the height of a floor and a marker. It is a figure which shows the detection area adjustment system by the 10th modification.
  • the 10th modification it is a top view showing the 2nd example of arrangement of a mark member.
  • the 10th modification it is a top view showing the 3rd example of arrangement of a mark member.
  • FIG. 1 is a diagram showing a sensor detection area adjustment system 1 according to the present embodiment.
  • the detection area adjustment system 1 includes a sensor 2 and a marker 3.
  • FIG. 2 is a side view showing an example of the arrangement of the sensors 2.
  • the sensor 2 is arranged at an arrangement position 4 such as a building in order to detect a detection target object.
  • the sensor 2 in FIG. 1 may be, for example, a security sensor that detects an intruder into a building as a detection target object, or an automatic door sensor that detects a passerby of an opening of an automatic door as a detection target object. May be.
  • the arrangement position 4 may be a side wall or a ceiling of a building. Further, in the case of an automatic door sensor, the arrangement position 4 may be an invisible portion of the automatic door.
  • the senor 2 includes a detection unit 21, a notification unit 22, and a sensor control unit 23.
  • the sensor control unit 23 is connected to the detection unit 21 and the notification unit 22.
  • the detection unit 21 (sensor 2) has a detection area 5 that is a region where the detection target object can be detected at a position away from the detection unit 21, that is, the sensor 2.
  • the sensor 2 is arranged at the arrangement position 4 that is vertically separated from the floor surface 6, and has a detection area 5 on the floor surface 6.
  • the detection unit 21 can detect the marker 3 present in the detection area 5 in cooperation with the sensor control unit 23. Specifically, the detection unit 21 detects a predetermined physical quantity capable of detecting the marker 3 from the detection area 5 and outputs the detected physical quantity to the sensor control unit 23 as a detection signal such as an electric signal. The sensor control unit 23 detects the marker 3 in the detection area 5 based on the detection signal output from the detection unit 21.
  • the predetermined physical quantity is the intensity of reflected waves from the detection area 5, such as infrared rays, visible light, and radio waves (the amount of received light in the case of light such as infrared rays and visible light, the received intensity in the case of radio waves), phase and color (reflected waves). Or when the reflected wave of the emitted radio wave or the emitted radio wave returns.
  • the notification unit 22 notifies the detection when the detection unit 21 detects the marker 3 arranged on the floor surface 6 in order to adjust the position of the detection area 5. Specifically, when the sensor control unit 23 detects the marker 3 in the detection area 5 based on the detection signal from the detection unit 21, the sensor control unit 23 instructs the notification unit 22 to notify the detection of the marker 3. The notification unit 22 notifies the detection of the marker 3 in response to an instruction from the sensor control unit 23.
  • the detection by the detection unit 21 and the notification by the notification unit 22 are executed when the operation mode of the sensor 2 is an adjustment mode, which is a mode for setting the detection area 5, and the operation mode of the sensor 2 determines the detection target object.
  • the detection may not be executed in the normal mode, which is the normal use mode.
  • the marker 3 is arranged at a predetermined position on the floor surface 6.
  • the position on the floor surface 6 where the marker 3 is arranged is not particularly limited as long as the detection area 5 can be adjusted.
  • the marker 3 may be arranged at a position on the floor 6 corresponding to the predetermined position of the detection area 5 in order to use the marker 3 as a reference for alignment of the predetermined position of the detection area 5.
  • the detection unit 21 detects a predetermined physical quantity from the detection area 5 and outputs the detected physical quantity to the sensor control unit 23 as a detection signal.
  • the sensor control unit 23 determines whether or not the marker 3 exists in the detection area 5 based on the detection signal output from the detection unit 21. If the marker 3 in the detection area 5 is detected as a result of the determination, the sensor control unit 23 instructs the notification unit 22 to notify the detection of the marker 3. On the other hand, if the marker 3 in the detection area 5 is not detected as a result of the determination, the sensor control unit 23 does not instruct the notification unit 22 to notify the detection of the marker 3.
  • the notification unit 22 notifies the detection of the marker 3 in response to an instruction from the sensor control unit 23.
  • Notification is a display by a display device such as a liquid crystal or an organic EL display (by one or a combination of two or more of characters, symbols, figures, colors, etc.), sound (including sound) output from a speaker, etc., and a vibration motor It may be performed by any one or two or more of vibrations caused by, for example.
  • FIG. 2 shows a direction d1 for adjusting the pitch angle of the sensor 2 and a direction d2 for adjusting the vertical position of the sensor 2.
  • the position and angle of the adjustable sensor 2 are not limited to the example of FIG.
  • the position of the detection area 5 can be adjusted without any particular restriction based on the notification from the notification unit 22 without the operator leaving the side of the sensor 2. That is, the worker adjusts the position and angle of the sensor 2 until the detection of the marker 3 is notified from the notification unit 22 while climbing on the stepladder. Can be set.
  • the notification unit 22 is provided inside the sensor 2, the configuration of the detection area adjustment system 1 can be simplified.
  • FIG. 3 is a diagram illustrating the detection area adjustment system 1 according to the first modification.
  • the detection unit 21 in FIG. 1 is a detection unit 21 that combines the marker 3 and the object.
  • the detection unit 21 of the first modification includes the marker detection unit 211 dedicated to the marker 3 and the object detection unit 212 dedicated to the object, as shown in FIG. 21 and different.
  • the marker detection unit 211 is activated, for example, when the operation mode of the sensor 2 is an adjustment mode that is a mode for setting the detection area 5, detects a physical quantity in the detection area 5, and detects the physical quantity in the sensor control unit 23. A detection signal is output.
  • the object detection unit 212 is activated, for example, when the operation mode of the sensor 2 is a normal mode that is a normal use mode for detecting a detection target object, and detects a physical quantity in the detection area 5 to detect the physical quantity in the sensor control unit. 23 outputs a detection signal.
  • the sensor control unit 23 detects the marker 3 in the detection area 5 based on the detection signal output from the marker detection unit 211.
  • the sensor control unit 23 causes the notification unit 22 to notify the detection of the marker 3 when the marker 3 in the detection area 5 is detected.
  • the degree of freedom in design can be improved.
  • FIG. 4 is a diagram showing a detection area adjustment system 1 according to a second modification.
  • the notification unit 22 is connected to the sensor 2 by wire or wireless, and can receive a notification instruction from the sensor control unit 23. As long as the notification unit 22 can receive the notification instruction from the sensor 2 and notify the detection of the marker 3, the specific mode is not particularly limited.
  • the notification unit 22 is a display function by a display device such as a liquid crystal or an organic EL display (by one or a combination of two or more of characters, symbols, figures, colors, etc.), a voice (including sound) output function by a speaker, etc. Further, it may be a portable terminal of an operator having any one of vibration generation functions by a vibration motor or the like, or two or more of these functions.
  • the sensor 2 can be reduced in size and weight by providing the notification unit 22 outside the sensor 2.
  • FIG. 5 is a diagram showing a detection area adjustment system 1 according to a third modification.
  • FIG. 6 is a diagram illustrating an arrangement example of the automatic door sensor 2 in the detection area adjustment system 1 according to the third modification.
  • the sensor 2 of the third modified example is an automatic door sensor 2 used for controlling the automatic door device 7.
  • the automatic door sensor 2 can detect a passerby in the detection area 5 and causes the automatic door device 7 to open the automatic door when the passerby is detected.
  • the automatic door sensor 2 is provided, for example, in the seamless portion 74 of the automatic door device 7.
  • the automatic door sensor 2 may be provided on the ceiling in front of the automatic door device 7.
  • the automatic door device 7 includes a door 71, a motor 72, and a door control unit 73.
  • the door 71 is a two-sliding door type door that opens and closes by sliding left and right.
  • various doors such as a single-drawing type, a hinged door type, and a folding door type can be adopted.
  • the motor 72 generates a rotational force for opening and closing the door 71.
  • the rotational force of the motor 72 is transmitted to the door 71 as a translational force in the opening / closing direction d4 via a power transmission member such as a pulley or timing belt (not shown).
  • the door control unit 73 controls driving of the motor 72. For example, when a passerby is detected in the detection area 5 by the automatic door sensor 2, the door control unit 73 drives the motor 72 to move the door 71 in the opening direction in response to an opening signal from the sensor control unit 23. Control.
  • a retroreflecting material 31 As shown in FIG. 5, in the third modification, a retroreflecting material 31 is used as an example of the marker 3.
  • the retroreflective member 31 is a material having a retroreflective function that reflects incident light from the light source in the direction of the light source.
  • the specific aspect of the retroreflective material 31 is not specifically limited.
  • the retroreflective member 31 may include a plurality of glass beads that reflect incident light in the incident direction, or may include a plurality of prisms that reflect incident light in the incident direction.
  • the detection unit 21 of the automatic door sensor 2 includes a light projecting unit 213 and a light receiving unit 214.
  • the light projecting unit 213 projects or irradiates the detection area 5 with pulsed near-infrared light.
  • the light receiving unit 214 receives near-infrared light reflected by the detection area 5 and detects the amount of received near-infrared light as a physical quantity. That is, the light receiving unit 214 outputs the detected amount of received light to the sensor control unit 23 as a detection signal having a signal value corresponding to the amount of received light.
  • the light receiving unit 214 detects a greater amount of received light than when the retroreflective material 31 is not disposed in the detection area 5.
  • the light projecting unit 213 and the light receiving unit 214 may project and receive light other than near infrared light.
  • the detection unit 21 and the sensor control unit 23 can detect both the person and the retroreflective material 31 without confusing both.
  • the sensor control unit 23, that is, the automatic door sensor 2 has a light reception amount threshold value for detecting the retroreflective material 31 higher than a light reception amount threshold value for detecting a person.
  • the retroreflective member 31 can reflect a much larger amount of light than the light reflected by the passerby. For this reason, by setting a threshold value that is higher than the threshold value for detecting a passerby during normal use as the threshold value of the amount of light received for detecting the retroreflective material 31 when the detection area 5 is adjusted, There is almost no false detection of 31.
  • the control of the automatic door sensor 2 can be simplified.
  • the retroreflective material 31 can be detected by the detection unit 21 that detects a passerby, it is possible to set an accurate detection area 5 corresponding to the passerby as compared with the case where a detection unit dedicated to the marker is provided.
  • the sensor control unit 23 may have a plurality of threshold values according to the detection level as well as the threshold value of whether or not the retroreflective material 31 is detected.
  • the detection level of the retroreflective material 31 is a detection level by the sensor 2 (that is, the detection unit 21) corresponding to the amount of light received from the retroreflective material 31.
  • the plurality of threshold values may be threshold values corresponding to the amount of deviation of the detection area 5 from the optimum position. In the case of having a plurality of threshold values, the sensor control unit 23 may change the notification contents to be notified to the notification unit 22 according to each of the plurality of threshold values.
  • the notification unit 22 may notify the detection of the retroreflective material 31 at the highest level when the detection area 5 is adjusted to the optimum position by lighting the LED. In this case, the notification unit 22 notifies the detection of the retroreflective material 31 at a level lower than the highest level when the detection area 5 is deviated from the optimum position by blinking of an LED having a blinking period corresponding to the amount of deviation. Also good.
  • reporting part 22 may alert
  • the notification unit 22 detects the detection of the retroreflective material 31 at a level lower than the highest level according to the amount of deviation. You may alert
  • the notification unit 22 detects the detection of the retroreflective material 31 at a level lower than the highest level according to the amount of deviation. May be notified by the output (volume or pitch, or a combination thereof).
  • the sensor control unit 23 has a threshold value corresponding to the detection level of the retroreflective material 31, and the notification unit 22 notifies different notification contents according to the detection level, thereby simplifying the setting of the detection area 5. And it becomes possible to carry out appropriately.
  • the automatic door sensor 2 further includes an adjustment unit 24.
  • FIG. 7 is a side view showing the adjustment unit 24 in the detection area adjustment system 1 according to the third modification.
  • FIG. 8 is a front view showing the adjustment unit 24 in the detection area adjustment system 1 according to the third modification.
  • the adjusting unit 24 can adjust the position of the detection area 5 by adjusting at least one of the position and the angle of the automatic door sensor 2.
  • the adjustment unit 24 includes, for example, an attachment frame 241, a rotation shaft 242, and a bolt 243.
  • the mounting frame 241 is fixed to the invisible portion 74 by a fixing member (not shown) such as a bolt.
  • a fixing member such as a bolt.
  • a pair of elongated holes 244 extending in the up-down direction d ⁇ b> 2 is provided at positions near both ends in the opening / closing direction d ⁇ b> 4 of the automatic door sensor 2 or the mounting frame 241.
  • the position of the automatic door sensor 2 in the vertical direction d2 can be fixed by tightening the bolt 243 from the automatic door sensor 2 side to an arbitrary position on the long hole 244.
  • the automatic door sensor 2 is rotatable in the d1 direction about the rotation shaft 242, and the pitch angle of the automatic door sensor 2 can be adjusted by rotating in the d1 direction.
  • the automatic door sensor 2 can fix the position of the automatic door sensor 2 in the rotational direction d1 by a fixing member (not shown) such as a bolt.
  • the roll angle which is the angle in the d3 direction of the automatic door sensor 2
  • the roll angle can be adjusted by adjusting the tightening position of the bolt 243 with respect to the pair of long holes 244.
  • the position and angle of the automatic door sensor 2 that can be adjusted by the adjusting unit 24 are not limited to the above.
  • the adjustment unit 24 may be capable of adjusting at least one of the position and angle of the automatic door sensor 2 by any one of the front-rear direction, the left-right direction, the vertical direction, the pitch angle, the roll angle, and the yaw angle, or any combination thereof. .
  • the position of the detection area 5 can be easily adjusted with the automatic door sensor 2 attached.
  • FIG. 9 is an explanatory diagram for explaining safety standards required for automatic doors in the detection area adjustment system 1 according to the third modification.
  • the automatic door has a distance D between the detection area 5A of the automatic door sensor 2A on the front side of the door 71 and the detection area 5B of the automatic door sensor 2B on the rear side of the door 71 within a predetermined distance. Is required as a safety standard.
  • the detection area adjustment method of the third modification can be suitably applied to the setting of the detection area 5 for satisfying such safety standards for automatic doors, for example.
  • FIG. 10 is a flowchart showing a detection area adjustment method according to the third modification.
  • the third modification in order to adjust the position of the detection area 5 of the automatic door sensor 2, first, as shown in FIG. 10, retroreflection is performed at a predetermined position corresponding to the target detection area 5 on the floor surface 6.
  • the material 31 is installed (step S1).
  • FIG. 11 is a plan view showing a first arrangement example of the retroreflective material 31 in the detection area adjusting method according to the third modification.
  • the retroreflective member 31 may be disposed at a position corresponding to the center portion of the edge of the detection area 5 on the door 71 side.
  • the position of the central portion of the edge of the detection area 5 on the door 71 side can be adjusted easily and accurately.
  • FIG. 12 is a plan view showing a second arrangement example of the retroreflective material 31 in the detection area adjusting method according to the third modification.
  • the retroreflective member 31 may be disposed at a position corresponding to the corner portion on the door 71 side of the detection area 5. According to the second arrangement example, the position of the corner on the door 71 side of the detection area 5 can be easily and accurately adjusted.
  • FIG. 13 is a plan view showing a third arrangement example of the retroreflective material 31 in the detection area adjusting method according to the third modification.
  • the retroreflective material 31 may be disposed at a position corresponding to an arbitrary predetermined position in the detection area 5. According to the third arrangement example, it is possible to easily and accurately adjust the position of an arbitrary predetermined position in the detection area 5.
  • FIG. 14 is a plan view showing a fourth arrangement example of the retroreflective material 31 in the detection area adjusting method according to the third modification.
  • a plurality of retroreflective materials 31 may be arranged so as to correspond to a plurality of positions in the detection area 5.
  • the position of the detection area 5 can be adjusted more accurately using the plurality of retroreflective materials 31.
  • the detection unit 21 After the retroreflective material 31 is installed, the detection unit 21 performs a sensor detection operation as shown in FIG. 10 (step S2). Specifically, the light projecting unit 213 of the detection unit 21 projects near-infrared light to the detection area 5. The detection area 5 reflects near infrared light incident from the light projecting unit 213 in the incident direction. At this time, when the retroreflective material 31 exists in the detection area 5, the retroreflective material 31 reflects near infrared light in the incident direction with a higher reflectance than the surrounding detection area 5.
  • the light receiving unit 214 receives reflected near infrared light from the detection area 5 side, and outputs a detection signal corresponding to the amount of received light to the sensor control unit 23.
  • the sensor control unit 23 determines whether or not the retroreflective material 31 is detected based on whether or not the detection signal output from the light receiving unit 214, that is, the amount of received light is greater than or equal to the detection threshold of the retroreflective material 31 (step). S3).
  • the detection threshold value of the retroreflective material 31 is higher than the human detection threshold value. Therefore, even if a person exists in the detection area 5, it can be prevented that the person is erroneously detected as the retroreflective material 31.
  • the retroreflective member 31 can be detected based on the threshold value of the amount of received light, there is no need to provide a plurality of operation modes such as a normal mode for detecting a passerby and an adjustment mode for the detection area 5, for example.
  • step S4 Notification
  • the sensor control unit 23 instructs the notification unit 22 to notify the detection of the retroreflective material 31.
  • the notification unit 22 notifies the detection of the retroreflective material 31 in response to a notification instruction from the sensor control unit 23 (step S4).
  • the notification unit 22 notifies the detection of the retroreflective material 31 by turning on an LED, displaying a specific color, outputting a specific sound, generating a specific vibration, or the like.
  • the sensor control unit 23 has a plurality of thresholds according to the detection level of the retroreflective member 31 such as a deviation amount from the optimum position, the notification content according to the detection level at which the received light amount has reached is provided. You may make the alerting
  • step S5 Detection area position adjustment
  • the notification unit 22 does not notify the detection of the retroreflective material 31.
  • the operator adjusts the position of the detection area 5 by adjusting the position and angle of the automatic door sensor 2 using the adjusting unit 24 (step S5). And based on the detection area 5 after position adjustment, the process after step S2 is repeated.
  • step S6: Y After notifying the detection of the retroreflective material 31, the operator can finish the adjustment work by fixing the position of the detection area 5 to the current position by the adjustment unit 24 (step S6: Y). Further, when the operator wants to readjust the position of the detection area 5, the operator does not fix the position of the detection area 5 to the current position (step S6: N), and steps based on the detection area 5 after readjustment. The processes after S2 can be repeated.
  • FIG. 15 is a plan view showing the relationship between the size of the marker 3 and the small detection area 51 in the detection area adjustment system 1 according to the fourth modification.
  • the detection area 5 is composed of a plurality of small detection areas 51.
  • Each small detection area 51 corresponds to, for example, an irradiation region of near-infrared light emitted from one light projecting element of the light projecting unit 213 (see FIG. 5).
  • each small detection area 51 has a circular shape.
  • the small detection area 51 may have a shape other than a circular shape such as an elliptical shape, a rectangular shape, and a polygonal shape.
  • the marker 3 may be the retroreflective material 31 as in the third modification, or may be a marker other than the retroreflective material 31.
  • the size of the marker 3 is equal to the size of the small detection area 51. More specifically, the marker 3 is slightly larger than the single small detection area 51. As shown in FIG. 15, the marker 3 may have a circular shape or a rectangular shape. In addition, the marker 3 may have various shapes such as a polygonal shape and an elliptical shape.
  • the size of the small detection area 51 refers to the size of the projection area of the small detection area 51 at the position or height where the marker 3 is arranged.
  • the marker 3 is arranged at a position on the floor surface 6 corresponding to an end of the detection area 5 or a predetermined position of the detection area 5 set in advance.
  • the position of the detection area 5 is set to a desired position by adjusting the position of the detection area 5 so that the marker 3 is detected at the end of the detection area 5 or at a specific small detection area 51 corresponding to a predetermined position. it can.
  • the light projecting unit 213 projects near-infrared light toward each of the plurality of small detection areas 51 by a plurality of light projecting elements (not shown).
  • the light receiving unit 214 receives near-infrared light reflected by each of the plurality of small detection areas 51 by a plurality of light receiving elements (not shown), and a detection signal corresponding to the amount of light received for each light receiving element. Is output to the sensor control unit 23.
  • the sensor control unit 23 detects the marker 3 when the detection signal from the detection unit 21 reaches the detection threshold of the marker 3. More specifically, the sensor control unit 23 detects the marker 3 when the detection signal from the specific small detection area 51 corresponding to the arrangement position of the marker 3 reaches the detection threshold of the marker 3. On the contrary, the sensor control unit 23 does not detect the marker 3 even if the detection signal from other than the specific small detection area 51 reaches the threshold value.
  • the sensor control unit 23 causes the notification unit 22 to notify the detection of the marker 3.
  • the position of the detection area 5 can be adjusted accurately and simply. Further, the position of the small detection area 51 can be easily adjusted to a desired position.
  • FIG. 16 is a plan view showing the size relationship between the marker 3 and the small detection area 51 in the detection area adjustment system 1 according to the fifth modification.
  • the detection area 5 of the fifth modification example includes a plurality of small detection areas 51 as in the fourth modification example.
  • the marker 3 of the fifth modification is smaller than the small detection area 51 unlike the fourth modification.
  • the marker 3 can be detected in units of the small detection area 51 as in the fourth modified example, so that the position of the detection area 5 can be adjusted easily and accurately.
  • FIG. 17 is a plan view showing the size relationship between the marker 3 and the small detection area 51 in the detection area adjustment system 1 according to the sixth modification.
  • the detection area 5 of the sixth modified example is composed of a plurality of small detection areas 51, as in the fourth modified example.
  • the size of the marker 3 in the sixth modification is different from that in the fourth modification, and extends over two or more small detection areas 51 among the plurality of small detection areas 51. That's it.
  • the marker 3 may have a size that spans two small detection areas 51 that are adjacent along the opening / closing direction d4 of the door 71.
  • the marker 3 may have a size that spans the four small detection areas 51 that are adjacent to each other along the opening / closing direction d4 of the door 71 and the front-rear direction d5 orthogonal thereto.
  • the size of the marker 3 is not limited to the example of FIG.
  • various shapes such as a circular shape, a rectangular shape, an elliptical shape, and a polygonal shape can be selected as in the fourth modification.
  • the position of the detection area 5 configured by a plurality of small detection areas 51 can be adjusted using the marker 3 having a size that spans two or more small detection areas 51.
  • the position of the detection area 5 having a predetermined length along the road can be easily adjusted.
  • FIG. 18 is a plan view showing the size relationship between the marker 3 and the small detection area 51 in the detection area adjustment system 1 according to the seventh modification.
  • the detection area 5 of the seventh modified example is composed of a plurality of small detection areas 51 as in the fourth modified example.
  • the marker 3 of the seventh modification has a size that is smaller than the small detection area 51 and is arranged at a predetermined interval. Thus, a set of markers 3 is configured.
  • FIG. 18 illustrates three sets of markers 3A, 3B, and 3C in which the arrangement directions of the markers 3 are different.
  • the first set of markers 3A is configured by arranging a plurality of markers 3 in the opening / closing direction d4 with an interval between the centers of the small detection areas 51 adjacent in the opening / closing direction d4.
  • the second set of markers 3B is configured by arranging a plurality of markers 3 in the front-rear direction d5 with an interval between the centers of the small detection areas 51 adjacent in the front-rear direction d5.
  • the third set of markers 3 ⁇ / b> C is configured by arranging a plurality of markers 3 in the oblique direction with an interval between the centers of the small detection areas 51 adjacent in the oblique direction.
  • the sensor control unit 23 acquires the amount of received light that reaches the detection threshold of the marker 3 from all of the set of small detection areas 51 corresponding to the set of markers 3 ⁇ / b> A, that is, the detection signal in the detection area 5. Is detected. That is, the sensor control unit 23 detects the marker 3 in the detection area 5 when all of the set of markers 3A are detected. Thus, when the marker 3 in the detection area 5 is detected, the sensor control unit 23 causes the notification unit 22 to notify the detection of the marker 3. Thereby, the alerting
  • the detection area 5 includes a plurality of sets of markers 3, the sensor control unit 23 may detect the markers 3 when all of the plurality of sets of markers are detected.
  • the interval can be set to a desired interval.
  • FIG. 19 is a bird's eye view showing a first arrangement example of the retroreflective material 31 with respect to the small detection area 51 in the detection area adjustment system 1 according to the eighth modification.
  • 20 is a side view of FIG.
  • the detection area 5 of the eighth modification is composed of a plurality of small detection areas 51, as in the fourth modification.
  • FIG. 20 shows a state in which each small detection area 51 is configured by an irradiation spot of near infrared light L as an example.
  • each small detection area 51 is arrange
  • the retroreflective member 31 is in the first row closest to the door travel path (that is, adjacent to the door travel path). It arrange
  • the retroreflective member 31 has a size across all the small detection areas 51 in the second row.
  • the position of the small detection area 51 in the second row shown in FIG. 19 is an optimal position that matches the retroreflective material 31.
  • the position adjustment of the detection area 5 is performed so that the positional relationship between the retroreflecting material 31 and the small detection area 51 in the second row is established as shown in FIG.
  • the sensor control unit 23 sets all the small detection areas 51 in the second row to a specific small detection area 51 corresponding to the retroreflective material 31.
  • the sensor control unit 23 detects the retroreflective material 31 when the detection signal corresponding to the amount of light received from all the small detection areas 51 in the second row reaches the detection threshold of the retroreflective material 31.
  • the notification unit 22 is notified of the detection.
  • FIG. 21 is a bird's eye view showing a second arrangement example of the retroreflective material 31 with respect to the small detection area 51 in the detection area adjustment system 1 according to the eighth modification.
  • the retroreflective member 31 may have a size that straddles the two small detection areas 51 in the center among the small detection areas 51 in the second row.
  • the sensor control unit 23 detects and notifies the retroreflective material 31 when the detection signals from the two small detection areas 51 in the center of the second row corresponding to the retroreflective material 31 reach the threshold value.
  • the unit 22 is notified of the detection.
  • the first row of small detection areas 51 closest to the door travel path can be set as the door travel path to ensure safety when the door is opened. Further, in order to ensure safety when fully closed and when the door is opened and closed, the second row of small detection areas 51 along the door travel path can be easily set within a predetermined distance.
  • FIG. 22 is a side view showing the height relationship between the floor surface 6 and the marker 3 in the detection area adjustment system 1 according to the ninth modification.
  • the example which adjusts the position of the detection area 5 using the marker 3 which has almost the same height as the floor surface 6 and has a two-dimensional spread along the surface direction of the floor surface 6 was demonstrated.
  • the marker 3 is arranged at a predetermined height from the floor surface 6.
  • the marker 3 may be affixed on the upper surface of the three-dimensional object 300 having a predetermined height.
  • the marker 3 may be attached to the side surface of the three-dimensional object 300.
  • the height of the marker 3 may be 60 to 70 cm.
  • the position of the detection area 5 is adjusted using the marker 3 having a predetermined height from the floor surface 6 so that the detection area 5 according to the height of the person can be easily formed. Can be set.
  • the marker 3 is attached to the three-dimensional object 300, but the marker 3 may have a three-dimensional shape (that is, thickness) by itself. In that case, the marker 3 may have a convex portion protruding vertically upward from the floor surface 6.
  • the shape of the surface of the convex portion is not particularly limited, and may include, for example, a curved surface such as a part of a cylindrical surface, a part of a spherical surface, or a part of an aspherical surface, or a vertical surface. Or a prismatic surface.
  • the marker 3 may have a recessed part.
  • the shape of the inner surface of the recess is not particularly limited.
  • the concave surface may include at least part of a curved surface such as a part of a cylindrical surface, a part of a spherical surface, or a part of an aspherical surface, or a vertical surface. Or a prismatic surface.
  • FIG. 23 is a diagram illustrating a detection area adjustment system 1 according to a tenth modification.
  • the position of the detection area 5 is adjusted using the retroreflective material 31 as the marker 3.
  • the tenth modification is the third modification in that the position of the detection area 5 is adjusted using a mark member 32 provided on the sheet 33 as the marker 3. And different.
  • the sheet 33 has a predetermined reflectance and a size that can cover the entire range of the detection area 5.
  • the sheet 33 is desirably larger than the detection area 5 so that the entire range of the detection area 5 can be reliably covered.
  • the mark member 32 is provided on the sheet 33 and has a reflectance different from that of the sheet 33.
  • the reflectance of the mark member 32 is higher than the reflectance of the sheet 33.
  • the reflectivity of the mark member 32 may be lower than the reflectivity of the sheet 33.
  • the automatic door sensor 2 has a detection threshold value of the mark member 32 higher than a human detection threshold value.
  • the threshold in the tenth modification is not limited to the positive threshold that defines the amount of received light, and may be the negative threshold that defines the amount of received light.
  • the detection threshold of the mark member 32 may be higher on the negative side than the threshold of human detection.
  • the mark member 32 can be arranged as a reference for various positions of the detection area 5 as in the third modification.
  • FIG. 24 is a plan view showing a first arrangement example of the mark members 32 in the tenth modification.
  • the mark member 32 may be arranged at a position corresponding to the center portion of the edge of the detection area 5 on the door 71 side.
  • the position of the central portion of the edge of the detection area 5 on the door 71 side can be adjusted easily and accurately.
  • FIG. 25 is a plan view showing a second arrangement example of the mark members 32 in the tenth modification.
  • the mark member 32 may be disposed at a position corresponding to the corner of the detection area 5 on the door 71 side. According to the second arrangement example, the position of the corner on the door 71 side of the detection area 5 can be easily and accurately adjusted.
  • FIG. 26 is a plan view showing a third arrangement example of the mark members 32 in the tenth modification.
  • the mark member 32 may be arranged at a position corresponding to an arbitrary position in the detection area 5. According to the third arrangement example, it is possible to easily and accurately adjust the position of an arbitrary position in the detection area 5.
  • FIG. 27 is a plan view showing a fourth arrangement example of the mark members 32 in the tenth modification.
  • a plurality of mark members 32 may be arranged so as to correspond to a plurality of positions in the detection area 5.
  • position adjustment of a plurality of positions of detection area 5 can be performed simply and accurately.
  • the tenth modification as in the third modification, it is possible to set the detection area 5 of the automatic door sensor 2 that is reasonable and accurate while suppressing work effort. Further, by using the mark member 32 having a threshold value higher than the human detection threshold value, the mark member 32 can be accurately detected without switching the operation mode of the automatic door sensor 2.
  • FIG. 28 is a diagram showing a detection area adjustment system 1 according to an eleventh modification.
  • the detection area adjustment system 1 of the eleventh modification includes a moving body 34 as an example of the mark 3 and a radio wave transmission / reception unit 215 as an example of a detection unit.
  • the moving body 34 can approach and separate from the radio wave transmission / reception unit 215.
  • the moving body 34 may be, for example, a plate-like body that is attached to the tip of a ball screw and approaches or separates from the radio wave transmission / reception unit 215 as the ball screw rotates.
  • the ball screw may be rotated by a driving source such as a motor.
  • the radio wave transmission / reception unit 215 transmits a radio wave to the moving body 34 that is close to or away from the mobile body 34 and detects an interference wave between the transmitted radio wave and a reflected wave from the mobile body 34. Then, the radio wave transmission / reception unit 215 outputs an interference wave detection signal to the sensor control unit 23. Note that the frequency of the reflected wave changes from the frequency of the transmitted wave due to the Doppler effect.
  • the sensor control unit 23 detects the moving body 34 and notifies the notification unit 22 of the detection when the detection signal of the interference wave has reached the detection threshold of the moving body 34.
  • the position adjustment of the detection area 5 accompanied with the notification of the detection of the moving body 34 can be performed, so that the detection area 5 of the automatic door sensor 2 is set appropriately and accurately while suppressing the work effort. it can.
  • FIG. 29 is a diagram illustrating a detection area adjustment system 1 according to a twelfth modification.
  • the detection area adjustment system 1 of the tenth modification includes a detection unit 21 having a light projecting unit 213 and a light receiving unit 214.
  • the detection area adjustment system 1 of the twelfth modification is different from the tenth modification in that an imaging unit 216 that is an example of the detection unit 21 is provided, as shown in FIG.
  • the imaging unit 216 images the detection area 5 and outputs a detection signal indicating a captured image of the detection area 5 to the sensor control unit 23.
  • the sensor control unit 23 causes the notification unit 22 to notify the detection when the mark member 32 is detected based on the detection signal.
  • the imaging unit 216 is, for example, a CCD or CMOS camera having sensitivity in the visible light range.
  • the imaging unit 216 may be an infrared camera having sensitivity in the infrared region.
  • the sensor control part 23 can detect the mark member 32, for example by image recognition etc., a specific aspect will not be specifically limited.
  • the mark member 32 may have a color, pattern, or brightness different from that of the sheet 33.
  • the mark member 32 may include a light emitter that emits light at a wavelength that can be detected by the imaging unit 216.
  • the adjustment unit 24 is not configured to adjust the position and angle of the automatic door sensor 2 unlike the conventional configuration.
  • the adjustment unit 24 according to the twelfth modification sets the parameter of the imaging unit 216 that sets which range is set as the detection area 5 from the angle of view (that is, the imaging range) of the imaging unit 216 prepared in advance. It may be a setting device.
  • the position of the detection area 5 can be adjusted more accurately than when the detection unit 21 of another aspect is used.
  • FIG. 30 is a diagram illustrating a detection area adjustment system 1 according to a thirteenth modification.
  • the sensor control unit 23 includes a storage unit 231, and the adjustment unit 24 indicates the adjustment state of the position of the detection area 5.
  • the adjustment unit 24 outputs at least one of a position signal indicating the position of the automatic door sensor 2 and an angle signal indicating the angle of the automatic door sensor 2 to the sensor control unit 23 as an adjustment state of the adjustment unit 24.
  • the adjustment unit 24 may include a sensor that optically detects the angle and position of the automatic door sensor 2, and may output a sensor detection signal to the sensor control unit 23.
  • the sensor control unit 23 records the position signal and the angle signal output from the adjustment unit 24 in the storage unit 231. In addition, the sensor control unit 23 records the detection state of the retroreflective material 31 by the detection unit 21 in the storage unit 231. The sensor control unit 23 may record the detection signal from the light receiving unit 214 in the storage unit 231 as the detection state. The sensor control unit 23 may record the detection level and the adjustment state of the adjustment unit 24 in the storage unit 231 when the detection state is reached.
  • the storage unit 231 is, for example, a nonvolatile memory.
  • FIG. 31 is a flowchart showing an example of the detection area adjustment method according to the thirteenth modification.
  • the adjustment state and detection state recording process (step S7) is different from the detection area adjustment method of the third modification example shown in FIG. ) Is added. That is, the sensor control unit 23 determines whether or not the position of the detection area 5 is fixed after the notification of the detection of the retroreflective material 31 (step S4) (step S6), and the position of the detection area 5 is fixed. If it is detected (step S6: Y), the adjustment state and the detection state are recorded in the storage unit 231 (step S7).
  • the sensor control unit 23 may detect whether or not the position is fixed (step S6) based on a user operation input, or based on the fact that the position signal and the angle signal have not changed over a predetermined time. It may be detected.
  • FIG. 32 is a flowchart showing another example of the detection area adjustment method according to the thirteenth modification.
  • the sensor control unit 23 stores the previous detection state in the storage unit 231 when the position of the detection area 5 is not fixed (step S6: N) during the sensor detection operation (step S21). It may be recorded.
  • the validity of the setting of the detection area 5 can be objectively left as data. Further, as shown in FIG. 31, if the adjustment state and the detection state are recorded after the detection of the detection of the retroreflective material 31 is performed, data useful for evaluating the validity of the area setting can be left. .
  • the sensor control unit 23 may record the detection state and the adjustment state in the storage unit 231 in a time series manner, for example, by associating with the time information. Thereby, the validity of area setting can be evaluated further effectively.
  • two or more small detection areas 51 are arranged in a row of specific small detection areas 51 among a plurality of small detection areas 51 arranged in a matrix at intervals in the opening / closing direction d4 and the front-rear direction d5 of the door 71.
  • size which straddles the detection area 51 was demonstrated.
  • the sensor control unit 23 includes a specific small detection area among a plurality of small detection areas 51 arranged in a matrix at intervals in the opening / closing direction d4 and the front-rear direction d5. Two or more small detection areas 51 continuous in the column 51 are set as specific small detection areas 51 (target areas) used for detection and notification of the marker 3.
  • the sensor control unit 23 may set all the small detection areas 51 in the second row surrounded by the rectangular frame 31 of FIG. 19 described as the retroreflective material as the specific small detection area 51.
  • the size and position of the retroreflecting material 31 are arbitrary.
  • the sensor control unit 23 may set the two small detection areas 51 in the center of the second row surrounded by the rectangular frame 31 of FIG. 21 described as the retroreflective material as the specific small detection areas 51. Good.
  • the marker 3 can be accurately detected at a position that is not easily affected by the movement of the door 71 or a highly reflective material such as a door booklet, so the position of the detection area 5 is adjusted accurately. it can.
  • the sensor control unit 23 detects the marker 3 when the detection signal from the specific small detection area 51 reaches the detection threshold of the marker 3. Conversely, the sensor control unit 23 does not detect the marker 3 even if the detection signal from the small detection area 51 other than the specific small detection area 51 reaches the threshold value. Thus, when the marker 3 in the specific small detection area 51 is detected, the sensor control unit 23 causes the notification unit 22 to notify the detection of the marker 3.
  • the detection part 21 may acquire the detection signal from only the specific small detection area 51.
  • the light projecting unit 213 may project light only to a specific small detection area 51. Thereby, the power consumption required for the detection of the marker 3 can be reduced.
  • the detection area adjustment system 1 of each modification described above may be combined as appropriate.

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  • General Life Sciences & Earth Sciences (AREA)
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Abstract

L'invention concerne un système d'ajustement de zone de détection de capteur qui comprend : un capteur qui est pourvu d'une unité de détection, l'unité de détection ayant une zone de détection dans une position éloignée du capteur ; et une unité de notification qui émet une notification de détection lorsqu'un marqueur disposé afin d'ajuster la position de la zone de détection a été détecté par l'unité de détection.
PCT/JP2017/031022 2016-08-29 2017-08-29 Système d'ajustement de zone de détection de capteur, capteur de porte automatique, marqueur et procédé d'ajustement de zone de détection de capteur Ceased WO2018043509A1 (fr)

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CN201780035008.3A CN109313282B (zh) 2016-08-29 2017-08-29 传感器的探测区域调整系统、自动门传感器、标记以及传感器的探测区域调整方法
JP2018537309A JP6949851B2 (ja) 2016-08-29 2017-08-29 センサの検知エリア調整システム、自動ドアセンサ、マーカおよびセンサの検知エリア調整方法

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TWI760253B (zh) * 2020-09-07 2022-04-01 豐菱電機有限公司 可調變光場範圍和具備高效能發射的通行感測器

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CN109313282B (zh) 2022-07-12
JP6949851B2 (ja) 2021-10-13
JPWO2018043509A1 (ja) 2019-06-24
CN109313282A (zh) 2019-02-05

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