WO2019130545A1 - エレベータのドア装置 - Google Patents

エレベータのドア装置 Download PDF

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Publication number
WO2019130545A1
WO2019130545A1 PCT/JP2017/047231 JP2017047231W WO2019130545A1 WO 2019130545 A1 WO2019130545 A1 WO 2019130545A1 JP 2017047231 W JP2017047231 W JP 2017047231W WO 2019130545 A1 WO2019130545 A1 WO 2019130545A1
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WO
WIPO (PCT)
Prior art keywords
door
camera
car
entrance
elevator
Prior art date
Application number
PCT/JP2017/047231
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
昌也 北澤
陽介 齋藤
敬太 望月
Original Assignee
三菱電機株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to PCT/JP2017/047231 priority Critical patent/WO2019130545A1/ja
Priority to JP2019561528A priority patent/JP6742543B2/ja
Priority to CN201780097678.8A priority patent/CN111542482A/zh
Publication of WO2019130545A1 publication Critical patent/WO2019130545A1/ja

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/02—Cages, i.e. cars
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/24—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers
    • B66B13/26—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers between closing doors

Definitions

  • the present invention relates to an elevator door apparatus having a door panel reciprocating in the horizontal direction.
  • a curtain is provided above the car entrance.
  • the shutter plate is provided with a camera and a control board.
  • the camera is installed by tilting to the landing side in order to shoot the landing.
  • the camera is located at the center of the car entrance in the width direction.
  • the camera is arranged to be biased toward the door contact side (see, for example, Patent Documents 1 to 3).
  • the present invention has been made to solve the above-described problems, and can suppress the angle of view of the camera while detecting foreign objects drawn into the door case at the time of the door opening operation in a sufficient height range.
  • the object is to obtain an elevator door device.
  • An elevator door apparatus includes a door panel for opening and closing an entrance to and from a car and a landing, an upper frame provided at an upper portion of the entrance, and a camera provided for the upper frame.
  • the center line of is inclined toward the door pocket with respect to the vertical direction.
  • the center line of the angle of view of the camera is inclined toward the door pocket with respect to the vertical direction. For this reason, while suppressing the angle of view of the camera, it is possible to detect foreign matter drawing into the door pocket at the time of the door opening operation in a sufficient height range.
  • FIG. 1 is a block diagram showing an essential part of a car door apparatus according to a first embodiment. It is explanatory drawing regarding the diagonal view surface of the camera of FIG. It is a top view which shows the modification which rotated the camera of FIG. 2 around Z-axis. It is a front view which shows the car door apparatus of the elevator by Embodiment 2 of this invention. It is a block diagram which shows the principal part of the car door apparatus of Embodiment 2.
  • FIG. 1 is a block diagram showing an essential part of a car door apparatus according to a first embodiment. It is explanatory drawing regarding the diagonal view surface of the camera of FIG. It is a top view which shows the modification which rotated the camera of FIG. 2 around Z-axis. It is a front view which shows the car door apparatus of the elevator by Embodiment 2 of this invention. It is a block diagram which shows the principal part of the car door apparatus of Embodiment 2.
  • FIG. 1 is a block diagram showing an essential part of a car door apparatus according to
  • FIG. 1 is a block diagram showing an elevator according to Embodiment 1 of the present invention.
  • a machine room 2 is provided at the top of the hoistway 1.
  • a hoist 3 is installed in the machine room 2.
  • the hoisting machine 3 has a drive sheave 6, a hoisting machine motor (not shown), and a hoisting machine brake (not shown).
  • the hoist motor rotates the drive sheave 6.
  • the hoisting machine brake brakes the rotation of the drive sheave 6.
  • a suspension 7 is wound around the drive sheave 6 and the deflecting wheel 4.
  • the car 8 is connected to a first end of the suspension 7.
  • a counterweight 9 is connected to the second end of the suspension 7.
  • the car 8 and the counterweight 9 are suspended in the hoistway 1 by a suspension 7. Further, the car 8 and the counterweight 9 move up and down in the hoistway 1 by rotating the drive sheave 6.
  • the elevator control device 5 controls the operation of the car 8 by controlling the hoisting machine 3.
  • a pair of car guide rails (not shown) and a pair of counterweight guide rails (not shown) are installed.
  • the car guide rails guide the raising and lowering of the car 8.
  • the counterweight guide rails guide raising and lowering of the counterweight 9.
  • the car 8 has a car frame 10 and a car room 11.
  • the suspension 7 is connected to the car frame 10.
  • the car compartment 11 is supported by the car frame 10.
  • First and second car door panels 12a and 12b are provided on the front of the car compartment 11.
  • a door controller 13 is provided on the cab 11.
  • First and second landing door panels 14a and 14b are provided at landings of a plurality of floors, respectively.
  • the first and second landing door panels 14a and 14b open and close in conjunction with the first and second car door panels 12a and 12b when the car 8 lands.
  • FIG. 2 is a front view showing the car door apparatus of the elevator of FIG. 1, and is a view of the first and second car door panels 12a and 12b from the inside of the car chamber 11 of FIG.
  • a car entrance 11 a is provided on the front of the car room 11.
  • the car entrance 11a is opened and closed by first and second car door panels 12a and 12b.
  • the X-axis direction in FIG. 2 is the width direction of the car entrance 11a.
  • the Y-axis direction in FIG. 2 is the depth direction of the car compartment 11, and is a direction orthogonal to the car entrance 11a.
  • the Z-axis direction in FIG. 2 is the vertical direction.
  • a car entrance frame 15 is provided on both sides and the upper side of the car entrance 11 a in the width direction.
  • the car entrance / exit frame 15 has a first vertical frame 16 a, a second vertical frame 16 b, and an upper frame 17.
  • the first vertical frame 16a is vertically installed on one side in the width direction of the car entrance 11a.
  • the second vertical frame 16b is vertically installed on the other side of the car entrance 11a in the width direction.
  • the upper frame 17 is provided at the top of the car entrance 11a.
  • a car operation panel 18 is installed on a side wall of the second vertical frame 16b.
  • the car operation panel 18 is provided with a plurality of destination floor buttons 19, a door open button 20 and a door close button 21. Further, a display device 22 and an announcement device 23 are provided on the upper portion of the car operation panel 18.
  • Door bags 11 b are formed on the first car entrance 11 a and the back side of the car operation panel 18.
  • the first and second car door panels 12a and 12b are accommodated in the door case 11b when the car entrance 11a is fully opened.
  • the car door panel of Embodiment 1 is a single-opening type. That is, the first and second car door panels 12a and 12b move in the same direction during the opening and closing operation.
  • the first car door panel 12a which is a high-speed door panel, is disposed on the side far from the door pocket 11b when the car entrance 11a is fully closed.
  • the second car door panel 12b which is a low-speed door panel, is disposed closer to the door case 11b when the car entrance 11a is fully closed.
  • the first car door panel 12a moves at a higher speed than the second car door panel 12b during the opening and closing operation.
  • the first vertical frame 16a is a doorpost.
  • the upper frame 17 is provided with a camera 31.
  • the camera 31 for example, it is possible to use a TOF method, that is, a time-of-flight distance measuring image camera. Further, the camera 31 is disposed inside the upper frame 17. Furthermore, the camera 31 is disposed on the door stop side, that is, on the side of the first vertical frame 16a with respect to the center in the width direction of the car entrance 11a.
  • the center line C of the angle of view ⁇ of the camera 31 is inclined toward the door case 11b with respect to the vertical direction.
  • the center line C of the angle of view ⁇ of the camera 31 is not inclined in the direction orthogonal to the car entrance 11a. That is, the center line C is parallel to the XZ plane of FIG.
  • the imaging range of the camera 31 includes a portion adjacent to the first vertical frame 16 a of the floor surface 11 d of the car entrance 11 a. Moreover, it is suitable for the imaging
  • FIG. 3 is a block diagram showing an essential part of the car door apparatus according to the first embodiment.
  • the camera 31 is connected to the door controller 13.
  • the car compartment 11 is provided with a door motor 24 for moving the first and second car door panels 12a and 12b.
  • the door controller 13 controls the door motor 24 based on a signal from the camera 31. That is, the door controller 13 controls the opening and closing operation of the first and second car door panels 12a and 12b.
  • the door controller 13 is configured by, for example, a microcomputer.
  • the door controller 13 processes the signal from the camera 31 to determine whether or not there is a foreign object in the imaging range.
  • the foreign substance includes, for example, a part of the user's body, a user's luggage, or a part of the user's clothes.
  • the door controller 13 determines whether there is a foreign object in front of the entrance 11 c of the door case 11 b at the time of the door opening operation. Further, the door controller 13 determines whether or not there is a foreign matter in the car entrance 11a and the landing entrance at the time of the door closing operation. Furthermore, the door controller 13 determines whether or not there is a user near the landing doorway at the time of the door closing operation.
  • a warning message prompts the user to leave the first and second car door panels 12a and 12b.
  • the door controller 13 starts the opening operation of the first and second car door panels 12a and 12b.
  • the door controller 13 stops the first and second car door panels 12a and 12b when it is determined that a foreign object is present in front of the entrance 11c of the door pocket 11b during the door opening operation. Then, a warning sound or a warning message is generated in the cab 11.
  • the door controller 13 resumes the opening operation of the first and second car door panels 12a and 12b at the normal speed or at a speed lower than the normal speed.
  • the door controller 13 determines that there is foreign matter in the car entrance 11a and the landing entrance during the door closing operation, the door controller 13 reverses the first and second car door panels 12a and 12b to perform the door opening operation.
  • the door controller 13 obtains landing user information.
  • the landing user information includes at least one of the position of the user, the moving direction of the user, and the moving speed of the user. Then, the door controller 13 controls the opening and closing operation of the first and second car door panels 12a and 12b based on the landing user information.
  • the car door apparatus includes a car doorway frame 15, a first car door panel 12a, a second car door panel 12b, a door motor 24, and a camera 31.
  • the center line C of the angle of view ⁇ of the camera 31 is inclined toward the door case 11b with respect to the vertical direction. Therefore, while suppressing the angle of view ⁇ of the camera 31, foreign object drawing into the door case 11b during the door opening operation can be detected in a sufficient height range.
  • first and second car door panels 12a and 12b are single-opening type.
  • the camera 31 is arrange
  • the imaging range of the camera 31 includes a portion adjacent to the first vertical frame 16 a of the floor surface 11 d. For this reason, foreign substances, such as a string, sandwiched between the first vertical frame 16a and the first car door panel 12a can be detected more reliably.
  • photography range h of the camera 31 in the entrance 11c of the door case 11b includes the range below height of 1 m from the floor surface 11d. For this reason, at the time of the door opening operation, it is possible to more reliably detect and prevent the child's body or a part of the clothes from being drawn into the door case 11b.
  • the shooting range h of the camera 31 at the entrance 11c of the door pocket 11b is set to a range equal to or less than the height of 1.5 m from the floor surface 11d, the child's body or clothes held by an adult It is possible to more reliably detect and prevent the partial retraction into the door case 11b.
  • FIG. 4 is an explanatory view on a diagonal view surface of the camera 31 of FIG.
  • illustration of the car entrance and exit frame 15 is omitted.
  • point O indicates the position of the camera 31.
  • P1, P2, P3 and P4 respectively indicate the position of the end of the field of view in an arbitrary plane orthogonal to the center line C of the angle of view of the camera 31.
  • the diagonal viewing plane is a plane including point O, point P1 and point P3, and a plane including point O, point P2 and point P4.
  • FIG. 5 is a plan view showing a modification in which the camera 31 of FIG. 2 is rotated about the Z axis.
  • the camera 31 is oriented such that one diagonal viewing surface of the camera 31 is parallel to the car entrance / exit surface. That is, one diagonal viewing surface of the camera 31 is parallel to and perpendicular to the opening and closing direction of the first and second car door panels 12a and 12b.
  • the orientation of the camera 31 can be adjusted by rotating the camera 31. Further, the orientation of the camera 31 may be adjusted by rotating an image element incorporated in the camera 31.
  • the angle of view ⁇ of the camera 31 when viewing the car entrance 11 a in front becomes the diagonal angle of view. For this reason, as compared with the case where the camera 31 is oriented such that the angle of view ⁇ of the camera 31 becomes the horizontal angle of view or the vertical angle of view, foreign object drawing in the door case at the time of door opening operation is detected in a wider range of height. be able to.
  • FIG. 6 is a front view showing a car door apparatus for an elevator according to Embodiment 2 of the present invention, which corresponds to FIG. 2 of Embodiment 1.
  • the first and second car door panels 12a and 12b of the second embodiment are opened at the center. That is, the first car door panels 12a and 12b move in the opposite direction at the same speed when opening and closing.
  • the door case includes a first door case 11b1 for receiving the first car door panel 12a and a second door case 11b2 for receiving the second car door panel 12b.
  • first and second cameras 31a and 31b are used as cameras.
  • the first and second cameras 31 a and 31 b are disposed inside the upper frame 17.
  • the first camera 31a is disposed closer to the center in the width direction of the car entrance 11a than the middle between the center in the width direction of the car entrance 11a and the first vertical frame 16a.
  • the second camera 31b is disposed closer to the center in the width direction of the car entrance 11a than the middle between the center in the width direction of the car entrance 11a and the second vertical frame 16b.
  • the center line C1 of the angle of view ⁇ 1 of the first camera 31a is inclined toward the first door case 11b1 in the vertical direction.
  • the center line C2 of the angle of view ⁇ 2 of the second camera 31b is inclined toward the second door case 11b2 in the vertical direction.
  • center lines C1 and C2 are not inclined in the direction orthogonal to the car entrance 11a. That is, the center lines C1 and C2 are parallel to the XZ plane of FIG.
  • the imaging range of each of the first and second cameras 31a and 31b includes the floor surface 11d at the central portion in the width direction of the car entrance 11a. Moreover, it is suitable for the imaging
  • the shooting range of the second camera 31b at the entrance 11c2 of the second door pocket 11b2 preferably includes a range of 1 m or less from the floor surface 11d, and the height of 1.5 m from the floor surface d It is further preferable to include the following range.
  • FIG. 7 is a block diagram showing an essential part of a car door apparatus according to a second embodiment.
  • the first and second cameras 31 a and 31 b are connected to the door controller 13.
  • the door controller 13 controls the door motor 24 based on the signals from the first and second cameras 31a and 31b.
  • the other configuration and operation are the same as in the first embodiment.
  • Embodiment 1 Even if it is such a car door apparatus, the same effect as Embodiment 1 can be acquired.
  • the door controller determines whether there is a person in front of the car door panel in the car, and when it is determined that there is no person in front of the car door panel, the front of the car door panel.
  • the time to hold all open doors may be shorter than when it is determined that there are people. This can improve the operation efficiency.
  • the cameras 31a and 31b of the second embodiment may be oriented so that the diagonal view surface is parallel to the car entrance and exit surface.
  • photography range of the camera in the entrance of a door pocket is not necessarily limited to said range.
  • this invention is applicable also to the door apparatus of the single-opening type which has one or three or more door panels.
  • the present invention is also applicable to a central opening type door apparatus having four or more door panels.
  • this invention is applicable also to a landing door apparatus.
  • the door controller is provided in the cab, but the position of the door controller is not particularly limited.
  • control method at the time of foreign matter detection is not limited to the above example.
  • the layout of the whole elevator apparatus is not limited to the layout of FIG.
  • the present invention can be applied to an elevator apparatus of 2: 1 roping type.
  • the invention is also applicable to various types of elevators.
  • the invention is also applicable to machine roomless elevators, double deck elevators, or one-shaft multicar systems.
  • the one-shaft multicar system is a system in which the upper car and the lower car placed immediately below the upper car move up and down the common hoistway independently of one another.

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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Elevator Door Apparatuses (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
PCT/JP2017/047231 2017-12-28 2017-12-28 エレベータのドア装置 WO2019130545A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PCT/JP2017/047231 WO2019130545A1 (ja) 2017-12-28 2017-12-28 エレベータのドア装置
JP2019561528A JP6742543B2 (ja) 2017-12-28 2017-12-28 エレベータのドア装置
CN201780097678.8A CN111542482A (zh) 2017-12-28 2017-12-28 电梯的门装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2017/047231 WO2019130545A1 (ja) 2017-12-28 2017-12-28 エレベータのドア装置

Publications (1)

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WO2019130545A1 true WO2019130545A1 (ja) 2019-07-04

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PCT/JP2017/047231 WO2019130545A1 (ja) 2017-12-28 2017-12-28 エレベータのドア装置

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JP (1) JP6742543B2 (zh)
CN (1) CN111542482A (zh)
WO (1) WO2019130545A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115893143A (zh) * 2022-12-16 2023-04-04 日立楼宇技术（广州）有限公司 一种检测系统、升降设备控制方法、升降设备和存储介质

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001278559A (ja) * 2000-03-29 2001-10-10 Toshiba Corp エレベータ制御装置
JP2008100782A (ja) * 2006-10-17 2008-05-01 Mitsubishi Electric Corp エレベータおよびその安全装置
WO2010007670A1 (ja) * 2008-07-16 2010-01-21 三菱電機株式会社 スライドドア装置及びエレベータ
JP2011522758A (ja) * 2008-05-22 2011-08-04 オーチス エレベータ カンパニー 映像によるエレベータドアの検出装置および検出方法
JP2016056010A (ja) * 2014-09-11 2016-04-21 東芝エレベータ株式会社 エレベータシステム及び報知装置
JP2016078992A (ja) * 2014-10-17 2016-05-16 フジテック株式会社 エレベータシステム

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2701900A (en) * 1999-02-11 2000-08-29 T L Jones Limited Obstruction detection system
JP5317426B2 (ja) * 2007-05-01 2013-10-16 三菱電機株式会社 エレベータ装置
JP4664394B2 (ja) * 2008-05-23 2011-04-06 株式会社日立製作所 エレベーター扉の安全装置と安全制御方法
JP5069672B2 (ja) * 2008-12-24 2012-11-07 株式会社日立製作所 エレベーターの安全装置
JP5788843B2 (ja) * 2012-08-30 2015-10-07 株式会社日立製作所 エレベータドアシステムおよびエレベータドアシステムを備えるエレベータ

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001278559A (ja) * 2000-03-29 2001-10-10 Toshiba Corp エレベータ制御装置
JP2008100782A (ja) * 2006-10-17 2008-05-01 Mitsubishi Electric Corp エレベータおよびその安全装置
JP2011522758A (ja) * 2008-05-22 2011-08-04 オーチス エレベータ カンパニー 映像によるエレベータドアの検出装置および検出方法
WO2010007670A1 (ja) * 2008-07-16 2010-01-21 三菱電機株式会社 スライドドア装置及びエレベータ
JP2016056010A (ja) * 2014-09-11 2016-04-21 東芝エレベータ株式会社 エレベータシステム及び報知装置
JP2016078992A (ja) * 2014-10-17 2016-05-16 フジテック株式会社 エレベータシステム

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JPWO2019130545A1 (ja) 2020-04-09
JP6742543B2 (ja) 2020-08-19
CN111542482A (zh) 2020-08-14

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