WO2023002535A1 - Élément de confirmation de pose, système de confirmation de pose et système d'ascenseur - Google Patents

Élément de confirmation de pose, système de confirmation de pose et système d'ascenseur Download PDF

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Publication number
WO2023002535A1
WO2023002535A1 PCT/JP2021/027006 JP2021027006W WO2023002535A1 WO 2023002535 A1 WO2023002535 A1 WO 2023002535A1 JP 2021027006 W JP2021027006 W JP 2021027006W WO 2023002535 A1 WO2023002535 A1 WO 2023002535A1
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WO
WIPO (PCT)
Prior art keywords
control cable
posture
camera
car
reflector
Prior art date
Application number
PCT/JP2021/027006
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English (en)
Japanese (ja)
Inventor
哲朗 関
Original Assignee
三菱電機ビルソリューションズ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 三菱電機ビルソリューションズ株式会社 filed Critical 三菱電機ビルソリューションズ株式会社
Priority to JP2023536236A priority Critical patent/JP7388600B2/ja
Priority to PCT/JP2021/027006 priority patent/WO2023002535A1/fr
Priority to CN202180100490.0A priority patent/CN117615986A/zh
Publication of WO2023002535A1 publication Critical patent/WO2023002535A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00—Other common features of elevators
    • B66B7/12—Checking, lubricating, or cleaning means for ropes, cables or guides

Definitions

  • the present disclosure relates to attitude confirmation members, attitude confirmation systems, and elevator systems.
  • Patent Document 1 discloses a monitoring device for an elevator hoistway.
  • the camera is provided outside the car.
  • the camera captures the interior of the hoistway.
  • the monitoring device displays the image captured by the camera on the screen.
  • a maintenance person of the elevator can confirm that there is no abnormality in the equipment inside the hoistway based on the image displayed by the monitoring device.
  • An object of the present disclosure is to provide an attitude confirmation member, an attitude confirmation system, and an elevator system that can easily confirm the attitude of a control cable.
  • the posture confirmation member according to the present disclosure is provided on the surface of the control cable that connects the first reflector that reflects light and the elevator car and the control panel, and is provided at the bottom of the car when the control cable is in the reference posture.
  • the attitude confirmation system includes a camera provided at the bottom of the elevator car, a first reflector that reflects light, and a control cable on the surface of the control cable that connects the elevator control panel and the car. a first mounting body for mounting the first reflector at a position that is photographed by the camera in the case of the orientation and that is not photographed by the camera when the orientation of the control cable is the first orientation different from the reference orientation; and an analysis device that determines whether or not the control cable is in the reference posture based on information obtained by the camera photographing the first reflector.
  • An elevator system includes a car provided inside a hoistway of an elevator, a control panel for controlling the operation of the elevator car, one end connected to the control panel, the other end connected to the car, and A control cable that transmits signals between the car and the control panel, a camera installed at the bottom of the car, and multiple light-reflecting and the surface of the control cable, the position captured by the camera when the control cable is in the reference orientation, and the camera when the orientation of the control cable is in the first orientation different from the reference orientation and a plurality of first mounting bodies respectively mounting the plurality of first reflectors at positions not photographed.
  • the orientation of the control cable is the first orientation different from the reference orientation
  • the first reflector is not captured by the camera. Therefore, the posture of the control cable can be easily confirmed.
  • FIG. 1 is a schematic diagram of an elevator system to which a posture confirmation member according to Embodiment 1 is applied;
  • FIG. 1 is a bottom view of an elevator car to which a posture confirmation system according to Embodiment 1 is applied;
  • FIG. 4 is a diagram showing lighting and a camera of the posture confirmation system according to Embodiment 1;
  • FIG. 4 is a diagram showing an image showing a posture confirmation member and a control cable according to Embodiment 1.
  • FIG. FIG. 10 is a diagram showing an outline of a posture confirmation system according to Embodiment 2;
  • FIG. 10 is a hardware configuration diagram of an analysis device of the posture confirmation system according to Embodiment 2;
  • FIG. 1 is a schematic diagram of an elevator system to which a posture confirmation member according to Embodiment 1 is applied.
  • the elevator system 1 in FIG. 1 is installed in a building 2.
  • a hoistway 3 runs through each floor of the building 2 .
  • the machine room 4 is provided above the hoistway 3 .
  • the hoist 5 is provided inside the machine room 4 .
  • the main rope 6 is wound around the hoist 5 .
  • the car 7 is provided inside the hoistway 3.
  • a car 7 is suspended on one side of the main rope 6 .
  • a counterweight 8 is provided inside the hoistway 3 .
  • a counterweight 8 is suspended on the other side of the main rope 6 .
  • the control panel 9 is provided in the machine room 4.
  • a control panel 9 is provided to control the elevator system 1 as a whole.
  • the control cable 10 is a cable that transmits signals.
  • the control cable 10 has a first surface 10a and a second surface 10b.
  • the first surface 10a and the second surface 10b are flat surfaces.
  • the second surface 10b faces away from the first surface 10a.
  • One end of the control cable 10 is connected to the control panel 9.
  • the other end of control cable 10 is connected to car 7 .
  • An intermediate portion between one end and the other end of the control cable 10 hangs down inside the hoistway 3 .
  • one end of the control cable 10 extends downward from the control panel 9 .
  • the other end of control cable 10 extends downward from car 7 .
  • An intermediate portion extending from the other end of the control cable 10 is folded back under the car 7 so that its longitudinal direction faces upward.
  • An intermediate portion of the control cable 10 extends upward from the folded portion toward one end. In this state, the first surface 10a of the control cable 10 is located on the inner peripheral side of the folded portion of the control cable 10. As shown in FIG.
  • the portion of the first surface 10 a closer to the control panel 9 than the folded portion faces the center of the hoistway 3 .
  • the second surface 10b of the control cable 10 is positioned on the outer peripheral side of the folded portion of the control cable 10 .
  • the posture confirmation system 20 monitors the posture of objects existing inside the hoistway 3 .
  • the attitude confirmation system 20 includes an illumination unit 21 , a camera 22 , a power line 23 , a mobile terminal 24 , a remote monitoring device 25 and a plurality of attitude confirmation members 26 .
  • the lighting unit 21 is provided at the bottom of the car 7.
  • a camera 22 is provided at the bottom of the car 7 .
  • One end of the power line 23 is mechanically and electrically connected to the camera 22 .
  • the other end of the power line 23 is mechanically and electrically connected to the lighting unit 21 .
  • the mobile terminal 24 is a smartphone capable of executing dedicated software.
  • the portable terminal 24 is possessed by a maintenance worker of the elevator system 1 .
  • a mobile terminal 24 is provided to communicate with the camera 22 .
  • the remote monitoring device 25 is installed in the machine room 4.
  • a remote monitoring device 25 is provided to obtain control information for the elevator system 1 from the control panel 9 .
  • the remote monitoring device 25 is electrically connected to the lighting unit 21 via signal lines bundled inside the control cable 10 .
  • a remote monitoring device 25 is provided to communicate with the mobile terminal 24 .
  • Each of the multiple attitude confirmation members 26 is attached to the control cable 10 .
  • the plurality of posture confirmation members 26 are members that enable confirmation from the appearance that the posture of a portion of the control cable 10 has changed from a normal state to a twisted state.
  • the multiple posture confirmation members 26 are composed of multiple first reflectors 27 and multiple second reflectors 28 .
  • the first reflector 27 consists of a first reflector 27a and a first mounting body 27b.
  • the first reflector 27a has a property of reflecting light.
  • the first reflector 27a is a prism lens that retroreflects light.
  • the first attachment body 27 b attaches the first reflector 27 a to the surface of the control cable 10 .
  • the first attachment body 27b is an adhesive.
  • Each of the multiple first reflectors 27 is attached to the first surface 10 a of the control cable 10 .
  • the plurality of first reflectors 27 are arranged at regular intervals in the longitudinal direction of the control cable 10 .
  • a plurality of first reflectors 27 are provided on the first surface 10a at a portion extending from the folded portion of the control cable 10 toward the control panel 9 when the car 7 is at the lowest position.
  • the plurality of first reflectors 27 are provided on the first surface 10a up to the same height as the lower end of the car 7 when the car 7 exists at the highest position.
  • the second reflector 28 consists of a second reflector 28a and a second mounting body 28b.
  • the second reflector 28a has a property of reflecting light.
  • the second reflector 28a is a prism lens that retroreflects light.
  • the second reflector 28a is provided so as to be distinguishable from the first reflector 27a.
  • the color of the second reflector 28a is different than the color of the first reflector 27a.
  • the second attachment body 28 b attaches the second reflector 28 a to the surface of the control cable 10 .
  • the second attachment body 28b is an adhesive.
  • Each of the multiple second reflectors 28 is attached to the second surface 10 b of the control cable 10 .
  • the plurality of second reflectors 28 are arranged at regular intervals in the longitudinal direction of the control cable 10 .
  • a plurality of second reflectors 28 are provided on the second surface 10b at a portion extending from the folded portion of the control cable 10 toward the control panel 9 when the car 7 is at the lowest position.
  • the plurality of second reflectors 28 are provided on the second surface 10b up to the same height as the lower end of the car 7 when the car 7 is at its highest position.
  • the control panel 9 receives car call registration information from the car 7 via the control cable 10 .
  • the control panel 9 rotates the hoist 5 .
  • the main rope 6 moves following the rotation of the hoist 5 .
  • the car 7 and the counterweight 8 follow the movement of the main rope 6 and move up and down in opposite directions.
  • the other end of the control cable 10 moves vertically as the car 7 moves up and down.
  • the position of the folded portion at the intermediate portion of the control cable 10 changes up and down following the movement of the other end of the control cable 10 .
  • the maintenance staff of the elevator system 1 performs inspection operations on the mobile terminal 24.
  • the mobile terminal 24 transmits an activation signal to the remote monitoring device 25 .
  • the remote monitoring device 25 supplies power to the lighting unit 21 based on the activation signal from the mobile terminal 24 .
  • the lighting unit 21 lights using part of the electric power.
  • the lighting unit 21 supplies the other part of the power to the camera 22 via the power line 23 .
  • the lighting unit 21 is lit by receiving power supply.
  • the camera 22 captures an image of the control cable 10 below the car 7 by being supplied with power. For example, the camera 22 captures multiple images of the control cable 10 as the car 7 moves from the bottom to the top in normal operation. In addition, the camera 22 takes a plurality of images of the control cable 10 when the car 7 moves from the top to the bottom in normal operation.
  • the portion closer to the control panel 9 than the folded portion of the first surface 10a of the control cable 10 faces the camera 22 side.
  • the first reflector 27 attached closer to the control panel 9 than the folded portion of the control cable 10 and positioned below the car 7 appears within a prescribed range in the image captured by the camera 22 .
  • the second reflector 28 attached closer to the control panel 9 than the folded portion of the control cable 10 among the plurality of second reflectors 28 is within the prescribed range in the image. Not captured.
  • the portion of the first surface 10a closer to the control panel 9 than the folded portion faces the opposite side of the camera 22.
  • a portion of the second surface 10b closer to the control panel 9 than the folded portion faces the camera 22 side.
  • one or more of the plurality of first reflectors 27 attached to the control panel 9 side of the folded portion of the control cable 10 and positioned below the car 7 is the image does not appear in
  • one or more of the plurality of second reflectors 28 attached to the control panel 9 side of the folded portion of the control cable 10 are appear in the image.
  • the camera 22 transmits the information of the captured image by radio waves.
  • the mobile terminal 24 receives radio waves indicating image information.
  • the received image is displayed on the screen of the mobile terminal 24 .
  • the maintenance staff checks the image displayed on the mobile terminal 24 with the naked eye to determine whether the control cable 10 is in the reference posture. For example, when the first reflector 27 appears in the specified range in the image, the maintenance person determines that the control cable 10 is in the reference posture. For example, if the image shows the second reflector 28 attached closer to the control panel 9 than the folded portion, the maintenance person determines that the control cable 10 is in a different posture from the reference posture. In this case, maintenance personnel perform work to check the posture of the control cable 10 .
  • FIG. 2 is a bottom view of an elevator car to which the attitude confirmation system according to the first embodiment is applied.
  • FIG. 3 is a diagram showing lighting and a camera of the posture confirmation system according to Embodiment 1.
  • the lighting unit 21 is provided in the lower part of the car 7 in such a direction as to illuminate the lower part of the car 7 .
  • the camera 22 is provided in the lower part of the car 7 and is oriented so as to photograph the lower part of the car 7 including the control cable 10 .
  • the lighting unit 21 includes a socket 29, an adapter 30, and a light bulb 31, as shown in FIG.
  • the socket 29 is fixed to the beam at the bottom of the car 7. Socket 29 is electrically connected to remote monitoring device 25, not shown in FIG. Adapter 30 is mechanically and electrically connected to socket 29 . Bulb 31 is mechanically and electrically connected to adapter 30 .
  • the other end of the power line 23 has a plug 23a.
  • the power line 23 is mechanically and electrically connected to the adapter 30 via a plug 23a.
  • the adapter 30 distributes the power supplied to the socket 29 to the light bulb 31 and the camera 22.
  • the camera 22 includes an antenna 32.
  • Antenna 32 is provided so as to be capable of transmitting radio waves indicating information of an image captured by camera 22 .
  • FIG. 4 is a diagram showing an image showing a posture confirmation member and a control cable according to Embodiment 1.
  • FIG. 4 is a diagram showing an image showing a posture confirmation member and a control cable according to Embodiment 1.
  • range A enclosed by a dashed line is a prescribed range set for an image captured by camera 22 (not shown in FIG. 4).
  • a range is set in which a portion of the control cable 10 is positioned closer to the control panel 9 (not shown in FIG. 4) than the folded portion.
  • the image of the second reflector 28 exists in the range B surrounded by the dashed line. Since the range B is not the range A enclosed by the dashed line, the maintenance personnel does not judge that the control cable 10 is in a posture other than the reference posture.
  • the posture confirmation member 26 includes the first reflector 27a and the first mounting body 27b.
  • the first reflector 27a reflects light. Therefore, the first reflector 27a can be easily visually recognized in the image captured by the camera 22.
  • the first mounting body 27b is located at a position where the camera 22 is photographed when the control cable 10 is in the reference posture and is not photographed by the camera 22 when the control cable 10 is in the first posture different from the reference posture. Attach the reflector 27a. Therefore, in the image captured by the camera 22, it can be easily confirmed that the control cable 10 is in a posture different from the reference posture.
  • the reference posture is the posture of the control cable 10 in which the first surface 10 a faces the camera 22 .
  • the first orientation is the orientation of the control cable 10 with the second surface 10b facing the camera 22 .
  • the first reflector 27a may have the property of changing the color of the reflected light depending on the angle at which the light is reflected.
  • the color of the image of the first reflector 27 a in the image captured by the camera 22 changes according to the orientation of the intermediate portion of the control cable 10 .
  • the maintenance personnel may judge the attitude of the control cable 10 based on the color of the image of the first reflector 27a when the control cable 10 is in the reference attitude. Therefore, the posture of the control cable 10 can be confirmed more easily.
  • the posture confirmation member 26 includes a second reflector 28a and a second mounting body 28b.
  • the second reflector 28a reflects light. Therefore, when the control cable 10 is in a posture different from the reference posture, the worker can easily visually recognize the image of the second reflector 28a in the image captured by the camera 22.
  • the second mounting body 28b does not allow the second reflector 28a to be photographed by the camera 22 when the control cable 10 is in the reference posture, and is not photographed by the camera 22 when the control cable 10 is in a posture different from the reference posture. be filmed. Therefore, the posture of the control cable 10 can be easily confirmed.
  • the plurality of first mounting bodies 27b are arranged such that the camera 22 photographs the state from the lowest position of the car 7 to the highest position of the car 7 on the first surface 10a of the control cable 10.
  • a plurality of first reflectors 27a are attached at possible positions. Therefore, the attitude of the control cable 10 can be confirmed over almost the entire interior of the hoistway 3 .
  • the camera 22 photographs the control cable 10 while the elevator system 1 is operating normally.
  • the control cable 10 moves at the same speed as normal automatic operation. Therefore, the attitude confirmation system 20 can confirm the dynamic characteristics of the movement of the control cable 10 during normal automatic operation.
  • the dynamic characteristics of the control cable 10 may be visually checked by a maintenance worker at the bottom of the hoistway 3 . In this case, the car 7 moves by manual operation slower than automatic operation. The dynamics of the control cable 10 are verified only under the condition that the car 7 is moved upwards in manual operation. According to the attitude confirmation system 20 of Embodiment 1, it is possible to confirm the dynamic characteristics of the control cable 13 under the condition that the car 7 ascends and descends at the speed of automatic operation.
  • the camera 22 may transmit moving image information, which is a series of images, to the mobile terminal 24 .
  • the camera 22 may be a camera installed for the purpose of photographing equipment inside the hoistway 3 that is not limited to the control cable 10 . Therefore, the attitude confirmation system 20 can be configured at low cost.
  • the second reflector 28a may be provided so as to be distinguishable from the first reflector 27a by its shape.
  • the first attachment body 27b and the second attachment body 28b are not adhesives, but parts such as belts, metal fittings, etc. that can attach the first reflector 27a or the second reflector 28a to the control cable 10. good too.
  • FIG. 5 is a diagram showing an outline of a posture confirmation system according to Embodiment 2.
  • FIG. 5 is a diagram showing an outline of a posture confirmation system according to Embodiment 2.
  • FIG. 5 The same reference numerals are given to the same or corresponding parts as those of the first embodiment. Description of this part is omitted.
  • the posture confirmation system 20 further includes an analysis device 40 in the second embodiment.
  • the analysis device 40 is installed in a building different from the building 2.
  • the analysis device 40 is provided in an information center of a company that maintains and manages the elevator system 1 .
  • Analysis device 40 is provided to communicate with remote monitoring device 25 over a monitoring line.
  • the analysis device 40 determines whether or not the control cable 10 is in the reference posture based on comparative images captured by the camera 22 of the control cable 10 and the plurality of posture confirmation members 26 . Specifically, the analysis device 40 detects the difference between the reference image showing the control cable 10 in the reference posture and the plurality of posture confirmation members 26 and the comparison image, thereby confirming that the control cable 10 is in the reference posture. Determine whether or not For example, when detecting that the position of the image of the second reflector 28 differs between the reference image and the comparison image, the analysis device 40 determines that the control cable 10 is not in the reference posture.
  • remote monitoring device 25 is provided to receive image information from camera 22 .
  • the remote monitoring device 25 causes the camera 22 to capture images of the control cable 10 at regular intervals. For example, when the elevator system 1 is in normal operation, the remote monitoring device 25 powers the lighting unit 21 and the camera 22 . The camera 22 photographs the control cable 10 while the car 7 moves from the bottom to the top of the hoistway 3 . The camera 22 transmits information of the multiple captured images to the remote monitoring device 25 .
  • the remote monitoring device 25 stores image information received from the camera 22 .
  • the remote monitoring device 25 periodically transmits image information received from the camera 22 to the analysis device 40 .
  • the analysis device 40 determines whether or not the control cable 10 is in the reference posture based on the received image information. For example, when it is determined that the control cable 10 is not in the reference posture, a worker of a maintenance company dispatches a maintenance worker to the building 2 .
  • posture confirmation system 20 includes camera 22 , first reflector 27 a , first mounting body 27 b , and analysis device 40 .
  • the analysis device 40 determines whether or not the control cable 10 is in a posture different from the reference posture based on the information of the image captured by the camera 22 . Since the control cable 10 is provided with the first reflector 27 a and the first mounting body 27 b , the analysis device 40 can easily check the posture of the control cable 10 . As a result, the attitude of the control cable 10 can be monitored.
  • the analysis device 40 may determine that the control cable 10 is not in the reference posture when detecting that the image of the second reflector 28 exists in the specified range in the comparison image.
  • the analysis device 40 may determine whether or not the control cable 10 is in the first orientation different from the reference orientation.
  • the remote monitoring device 25 may combine a plurality of images captured by the camera 22 and store information on a panoramic image showing the upper and lower parts of the hoistway 3 .
  • the analysis device 40 may determine that the control cable 10 is not in the reference posture based on the information of the panoramic image.
  • FIG. 6 is a hardware configuration diagram of the analysis device of the attitude confirmation system according to the second embodiment.
  • Each function of the analysis device 40 can be realized by a processing circuit.
  • the processing circuitry comprises at least one processor 100a and at least one memory 100b.
  • the processing circuitry comprises at least one piece of dedicated hardware 200 .
  • each function of the analysis device 40 is realized by software, firmware, or a combination of software and firmware. At least one of software and firmware is written as a program. At least one of software and firmware is stored in at least one memory 100b. At least one processor 100a realizes each function of the analysis device 40 by reading and executing a program stored in at least one memory 100b.
  • the at least one processor 100a is also referred to as a central processing unit, processing unit, arithmetic unit, microprocessor, microcomputer, DSP.
  • the at least one memory 100b is a nonvolatile or volatile semiconductor memory such as RAM, ROM, flash memory, EPROM, EEPROM, magnetic disk, flexible disk, optical disk, compact disk, mini disk, DVD, or the like.
  • the processing circuitry comprises at least one piece of dedicated hardware 200
  • the processing circuitry may be implemented, for example, in single circuits, multiple circuits, programmed processors, parallel programmed processors, ASICs, FPGAs, or combinations thereof.
  • each function of the analysis device 40 is implemented by a processing circuit.
  • each function of the analysis device 40 is collectively realized by a processing circuit.
  • a part of each function of the analysis device 40 may be realized by dedicated hardware 200, and the other part may be realized by software or firmware.
  • the function of receiving information from the remote monitoring device 25 is implemented by a processing circuit as dedicated hardware 200, and the functions other than the function of receiving information from the remote monitoring device 25 are implemented by at least one processor 100a. It may be realized by reading and executing a program stored in one memory 100b.
  • the processing circuit implements each function of the analysis device 40 with hardware 200, software, firmware, or a combination thereof.
  • attitude confirmation member and the attitude confirmation system according to the present disclosure can be used for elevator systems.
  • Elevator system 1 Elevator system, 2 building, 3 hoistway, 4 machine room, 5 hoisting machine, 6 main rope, 7 cage, 8 counterweight, 9 control panel, 10 control cable, 10a first surface, 10b second surface 20 Attitude confirmation system 21 Lighting unit 22 Camera 23 Power line 23a Plug 24 Mobile terminal 25 Remote monitoring device 26 Attitude confirmation member 27 First reflector 27a First reflector 27b First attachment Body, 28 Second reflector, 28a Second reflector, 28b Second mounting body, 29 Socket, 30 Adapter, 31 Light bulb, 32 Antenna, 40 Analysis device, 100a Processor, 100b Memory, 200 Hardware

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  • Maintenance And Inspection Apparatuses For Elevators (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)

Abstract

L'invention concerne : un élément de confirmation de pose pouvant facilement confirmer la pose d'un câble de commande ; un système de confirmation de pose ; et un système d'ascenseur. Le présent élément de confirmation de pose comprend : un premier réflecteur qui réfléchit la lumière ; et un premier dispositif de pose qui fixe le premier réflecteur à un emplacement sur une surface d'un câble de commande reliant une cabine et un panneau de commande d'un ascenseur, l'emplacement étant photographié par une caméra disposée sur la partie inférieure de la voiture si le câble de commande est dans une pose standard et n'est pas photographié par la caméra si la pose du câble de commande est une première pose différente de la pose standard.
PCT/JP2021/027006 2021-07-19 2021-07-19 Élément de confirmation de pose, système de confirmation de pose et système d'ascenseur WO2023002535A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2023536236A JP7388600B2 (ja) 2021-07-19 2021-07-19 姿勢確認部材、姿勢確認システムおよびエレベーターシステム
PCT/JP2021/027006 WO2023002535A1 (fr) 2021-07-19 2021-07-19 Élément de confirmation de pose, système de confirmation de pose et système d'ascenseur
CN202180100490.0A CN117615986A (zh) 2021-07-19 2021-07-19 姿态确认部件、姿态确认系统以及电梯系统

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PCT/JP2021/027006 WO2023002535A1 (fr) 2021-07-19 2021-07-19 Élément de confirmation de pose, système de confirmation de pose et système d'ascenseur

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WO2023002535A1 true WO2023002535A1 (fr) 2023-01-26

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JP (1) JP7388600B2 (fr)
CN (1) CN117615986A (fr)
WO (1) WO2023002535A1 (fr)

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CN1447771A (zh) * 2000-05-01 2003-10-08 因温特奥股份公司 用于检测电梯轿厢位置的装置
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JP2020083612A (ja) * 2018-11-30 2020-06-04 東芝エレベータ株式会社 ロープ測長装置

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