EP3530604A1 - Systèmes d'accès aux composants d'ascenseur - Google Patents

Systèmes d'accès aux composants d'ascenseur Download PDF

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Publication number
EP3530604A1
EP3530604A1 EP18305180.4A EP18305180A EP3530604A1 EP 3530604 A1 EP3530604 A1 EP 3530604A1 EP 18305180 A EP18305180 A EP 18305180A EP 3530604 A1 EP3530604 A1 EP 3530604A1
Authority
EP
European Patent Office
Prior art keywords
component
elevator
component housing
panel
securing mechanism
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.)
Withdrawn
Application number
EP18305180.4A
Other languages
German (de)
English (en)
Inventor
Fabien Leze
Tony Huron
Erwann ODYE
Bruno Beignet
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.)
Otis Elevator Co
Original Assignee
Otis Elevator Co
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 Otis Elevator Co filed Critical Otis Elevator Co
Priority to EP18305180.4A priority Critical patent/EP3530604A1/fr
Publication of EP3530604A1 publication Critical patent/EP3530604A1/fr
Withdrawn legal-status Critical Current

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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
    • B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
    • B66B11/0246—Maintenance features

Definitions

  • the subject matter disclosed herein generally relates to elevator car panels and, more particularly, to methods and apparatus for opening and closing elevator car panels.
  • Elevator systems include various components that require maintenance actions to be performed thereon, including, but not limited to, inspection, repair, and replacement. Typically, such maintenance operations may be time consuming and various safety requirements imposed thereon. For example, for some maintenance operations, access to an elevator shaft may be required by a mechanic to perform such maintenance operations. It may be advantageous to provide improved systems to increase safety and/or reduce costs associated with maintenance of elevator systems.
  • elevator component access systems include an elevator car having a wall panel, the wall panel defining a panel recess, a component housing installable into the panel recess of the wall panel, the component housing having at least one component therein, and a first securing mechanism arranged to secure the component housing to the wall panel and enable removal of the component housing from the wall panel, wherein the first securing mechanism is located on an exterior of the elevator car and the component housing is removable into an interior of the elevator car when the first securing mechanism is unlocked.
  • further embodiments of the elevator component access systems may include an operating element operably connected to the first securing mechanism to enable at least one of locking and unlocking of the first securing mechanism.
  • further embodiments of the elevator component access systems may include that the operating element is a manually operated element.
  • further embodiments of the elevator component access systems may include an access panel in a ceiling of the elevator car, wherein the operating element is accessible through the access panel.
  • further embodiments of the elevator component access systems may include that the first securing mechanism comprises a securing portion and a releasing portion, wherein the securing portion is arranged to secure the component housing within the panel recess and, during operation of the first securing mechanism, the releasing portion is arranged to apply a force to the component housing to remove the component housing from the panel recess.
  • further embodiments of the elevator component access systems may include that the first securing mechanism comprises a biasing element arranged to bias the first securing mechanism into locking engagement with the component housing.
  • further embodiments of the elevator component access systems may include a retaining element that retains the component housing to the panel recess during removal of the component housing from the panel recess.
  • further embodiments of the elevator component access systems may include that the component housing has a first end and a second end and the first securing mechanism engages with the component housing at the first end.
  • further embodiments of the elevator component access systems may include a second securing mechanism located at the second end of the component housing.
  • further embodiments of the elevator component access systems may include that the second securing mechanism comprises a tongue-and-groove arrangement to enable engagement between the component housing and the panel recess.
  • further embodiments of the elevator component access systems may include an access platform located within the elevator car and arranged to allow access to and operation of the first securing mechanism.
  • further embodiments of the elevator component access systems may include that the access platform comprises at least one of a ladder and a drop-down support platform of the elevator car.
  • further embodiments of the elevator component access systems may include that the component housing and the component are a unitary structure.
  • further embodiments of the elevator component access systems may include that the at least one component is at least one of a car operating panel and a display.
  • elevator systems are provided that include the elevator component access system of any embodiment described herein.
  • FIG. 1 is a perspective view of an elevator system 101 including an elevator car 103, a counterweight 105, a roping 107, a guide rail 109, a machine 111, a position encoder 113, and a controller 115.
  • the elevator car 103 and counterweight 105 are connected to each other by the roping 107.
  • the roping 107 may include or be configured as, for example, ropes, steel cables, and/or coated-steel belts.
  • the counterweight 105 is configured to balance a load of the elevator car 103 and is configured to facilitate movement of the elevator car 103 concurrently and in an opposite direction with respect to the counterweight 105 within an elevator shaft 117 and along the guide rail 109.
  • the roping 107 engages the machine 111, which is part of an overhead structure of the elevator system 101.
  • the machine 111 is configured to control movement between the elevator car 103 and the counterweight 105.
  • the position encoder 113 may be mounted on an upper sheave of a speed-governor system 119 and may be configured to provide position signals related to a position of the elevator car 103 within the elevator shaft 117. In other embodiments, the position encoder 113 may be directly mounted to a moving component of the machine 111, or may be located in other positions and/or configurations as known in the art.
  • the controller 115 is located, as shown, in a controller room 121 of the elevator shaft 117 and is configured to control the operation of the elevator system 101, and particularly the elevator car 103.
  • the controller 115 may provide drive signals to the machine 111 to control the acceleration, deceleration, leveling, stopping, etc. of the elevator car 103.
  • the controller 115 may also be configured to receive position signals from the position encoder 113.
  • the elevator car 103 may stop at one or more landings 125 as controlled by the controller 115.
  • the controller 115 can be located and/or configured in other locations or positions within the elevator system 101.
  • the machine 111 may include a motor or similar driving mechanism.
  • the machine 111 is configured to include an electrically driven motor.
  • the power supply for the motor may be any power source, including a power grid, which, in combination with other components, is supplied to the motor.
  • FIG. 1 is merely a non-limiting example presented for illustrative and explanatory purposes.
  • a technician or other person may gain access to elements that are located behind a panel of the elevator car. For example, certain electronics and/or other components of the elevator car are stored behind a panel of the elevator car. Further, it may be necessary for a technician or other person to access electronics of the elevator car, such as elements of car operating panels, displays, etc.
  • FIGS. 2A and 2B schematic illustrations of an elevator car panel 200 that may be configured to employ embodiments described herein are shown.
  • FIG. 2A shows a front elevation schematic view of a first side of the elevator car panel 200.
  • FIG. 2B shows a rear perspective schematic view of a second side of the elevator car panel 200.
  • the elevator car panel 200 includes a first component 202 and a second component 204.
  • the components 202, 204 are installed into and/or mounted within the elevator car panel 200.
  • the first component 202 is a car operating panel and the second component 204 is a display.
  • the various components may require maintenance.
  • the first component 202 has a respective first control element 202a and the second component 204 has a respective second control element 204a.
  • the elevator car panel 200 extends from a floor 206 at a first end 208 to a ceiling 210 at a second end 212 of the elevator car panel 200.
  • the entire elevator car panel 200, or a substantial portion thereof, may be required to be opened and/or removed from the wall of the elevator car, to enable access to the control elements 202a, 204a.
  • the first component 202 includes an interactive element 214.
  • the interactive element 214 may be arranged as a number of buttons that are used to enable a passenger to select a destination floor, and may also include emergency buttons, or other buttons as known in the art.
  • the interactive element 214 may be a touchscreen or other type of user-interface display that enables a user or passenger to interact with and/or control the elevator.
  • the control elements 202a, 204a are shown on the back side of the elevator car panel 200.
  • the control elements 202a, 204a are electronics and other components that are configured to enable the components 202, 204 to control the elevator car and/or display information thereon.
  • the control elements 202a, 204a may include switches, processors, communication devices, etc. that enable a passenger to control the elevator car and receive information related thereto.
  • the second component 204 is arranged as a display.
  • the second component 204 may be a screen or other light up display that is used to indicate a current floor or movement of the elevator car.
  • the second component 204 when arranged as a display, can be used to display real-time information (e.g., weather, etc.) and/or may be used to display television, advertisements, etc.
  • the second control element 204a associated with the second component 204 can be display electronics located on the back side of the car elevator panel 200.
  • the display electronics may include processors, memory, display components, etc. that enable the second component 204 to provide desired information, including current floor, movement, commercials, etc., as noted above.
  • the elevator car panel 200 extends from the floor 206 at the first end 208 up to the second end 212 at the ceiling 210 of the elevator car.
  • the elevator car panel 200 may be substantially solid. That is, the elevator car panel 200 may be configured to be a wall or other structure that prevents unauthorized persons to gain access to the control elements 202a, 204a, or other components that may be located behind the elevator car panel 200. As such, as viewed from inside an elevator car, the elevator car panel 200 may appear as a solid wall that may not be opened.
  • FIG. 3 a schematic illustration of an elevator car 300 in accordance with an embodiment of the present disclosure is shown.
  • the elevator car 300 has a car door 302, a floor 304, a ceiling 306, and a wall panel 308.
  • the wall panel 308 extends between the floor 304 and the ceiling 306.
  • the elevator car 300 includes a component access system 310 that is configured to enable relatively easy access and yet provide security to one or more components of the elevator car 300.
  • the component access system 310 includes a component housing 312 that is removably attached to the wall panel 308.
  • the component housing 312 can house or contain one or more components 314a, 314b, including, but not limited to, a car operating panel, a display, and/or an interactive element, etc. as will be appreciated by those of skill in the art.
  • the component housing 312 may be a tray, frame, shell, etc. that is arranged to contain and support the one or more components 314a, 314b therein.
  • the component housing 312 is arranged to fit within a panel recess 316 of the wall panel 308.
  • the component access system 310 is arranged to secure the component housing 312 within the panel recess 316 such that unauthorized access to the components 314a, 314b may be prevented.
  • the component access system 310 includes a housing lock 318 that includes a lock pin 320 that is arranged to securely engage the component housing 312 when the component housing 312 is installed within the panel recess 316.
  • the housing lock 318 may be a springloaded or biased device that biases the lock pin 320 into an engaged and secured position with the component housing 312.
  • an operating element 322 is operably connected to the housing lock 318.
  • the operating element 322 may be a lever, rod, chain, etc. that may be manually operated to operate the housing lock 318 to transition from a locked position to an unlocked position.
  • the operating element 322 may be accessible through an access panel 324 located in the ceiling 306 of the elevator car 300.
  • the access panel 324 may be a ceiling panel or tile of the elevator car 300 and may have an aesthetic appearance similar to other ceiling panels/tiles of the elevator car 300.
  • a mechanic or technician can open the access panel 324 to enable operation of the operating element 322 to unlock the housing lock 318 by lifting the lock pin 320 out of engagement with the component housing 312.
  • the lock pin 320 is moved to an unlocked position, the component housing 312 can be removed from the panel recess 316, and thus the mechanic may easily perform maintenance on the components 314a, 314b.
  • an elevator car 400 includes a component housing 412 having a damaged component 426 contained therein that is part of a component access system 410 similar to that shown and described with respect to FIG. 3 .
  • the illustrations of FIG. 4A-4D illustrate a maintenance operation to repair or replace the damaged component 426.
  • a mechanic 428 is shown standing on an access platform 430 (e.g., ladder, drop-down support platform, etc.).
  • the mechanic 428 is shown having access through a ceiling 406 of the elevator car 400, such as through an access panel as shown in FIG. 3 .
  • the mechanic 428 can access and operate an operating element 422 to unlock the component access system 410 to release the component housing 412 from a panel recess 416 of a wall panel 408 of the elevator car 400, as shown in FIGS. 4A-4B . With the operating element 422 actuated, the mechanic 428 can remove the component housing 412 from the panel recess 416, as shown in FIG. 4B .
  • the mechanic 428 can repair or replace the broken component 426 with a fixed component 432.
  • the mechanic 428 can then replace the component housing 412 into the panel recess 416, as shown in FIGS. 4C-4D .
  • the mechanic 428 can use the operating element 422 to lock the component housing 412 (and thus the fixed component 432) within the panel recess 416 of the wall panel 408 of the elevator car 400, as shown in FIG. 4D .
  • the component access system 550 includes a component housing 552 that can contain one or more components of an elevator car, as described above.
  • the component housing 552 is shown in FIG. 5A as installed within a panel recess 554 of a wall panel 556 of an elevator car.
  • the component housing 552 is secured within the panel recess 554 by a first securing mechanism 558 at a first end 560 of the component housing 552 and a second securing mechanism 562 at a second end 564 of the component housing 552.
  • the first securing mechanism 558 can be a locking device that is operable to lock and unlock or secure and release the component housing 552 from engagement within the panel recess 554.
  • the second securing mechanism 562 may be a tongue-and-groove or similar slotted or alignment-type engagement/arrangement that can secure, in this illustration, a bottom of the component housing 552 within the panel recess 554 of the elevator car.
  • the first securing mechanism 558 is located on an exterior of the elevator car (outside of an elevator car interior) and the component housing is removable into the elevator car interior during operation of the first securing mechanism 558.
  • the first securing mechanism 558 includes a pivoting element 566 that is operable by force applied through an operating element 568.
  • the pivoting element 566 includes a securing portion 570 and a releasing portion 572.
  • the securing portion 570 may be a hook or similar type extension that engages with a portion of the component housing 552 to securely retain the component housing 552 within the panel recess 554.
  • the releasing portion 572 is arranged to contact and apply force to the component housing 552 to thus urge the component housing 552 out of engagement with the panel recess 554.
  • the first securing mechanism 558 includes a biasing element 574 (e.g., a spring) that is arranged to urge the securing portion 570 into engagement with the component housing 552 and thus secure the component housing 552 within the panel recess 554.
  • the first securing mechanism 558 can be operated to release the component housing 552.
  • the biasing element 574 is compressed and the pivoting element 566 is rotated such that the securing portion 570 is moved out of engagement with the component housing 552.
  • the releasing portion 572 applies force to the back of the component housing 552 to thus urge the component housing 552 out of engagement with the panel recess 554.
  • the component housing 552 may pivot about the second securing mechanism 562, as shown in FIG. 5C .
  • a mechanic can then remove the component housing 552 from the panel recess 554 to perform maintenance on the component housing 552 and/or one or more components located therein.
  • an optional retaining element 576 can be provided to hold or secure the component housing 552 to the panel recess 554 even when the first securing mechanism 558 is operated to unlock, release, and push upon the component housing 552.
  • the retaining element 576 may be a chain, a linking structure, a roping element, etc. that allows for movement of the component housing 552 relative to the panel recess 554, yet prevents the component housing 552 from falling.
  • FIGS. 6A-6D schematic illustrations of installation of a component housing 652 into a panel recess 654 of a component access system 650 in accordance with an embodiment of the present disclosure are shown.
  • the component access system 650 may be substantially similar to that shown and described with respect to FIGS. 5A-5C , and thus detailed descriptions of various features may not be repeated.
  • a repaired or new component housing 652 is shown being installed into the panel recess 654 of a wall panel 656 of an elevator car.
  • a mechanic can attach the component housing 652 to a retaining element 676 (or the retaining element 676 may be permanently attached to the component housing).
  • the component housing 652 is completely removed and separate from the panel recess 654.
  • a first end 660 and a second end 664 of the component housing 652 are aligned with the panel recess 654, as shown in FIG. 6A .
  • the second end 664 of the component housing 652 is inserted into the panel recess 654 as shown in FIG. 6B .
  • a second securing mechanism 662 of the component access system 650 is aligned to retain the second end 664 of the component housing 652 within the panel recess 654.
  • the component housing 652 can then be rotated or pivoted about the second securing mechanism 662 such that the first end 660 of the component housing 652 is moved toward and into the panel recess 654.
  • the first end 660 of the component housing 652 is pushed inward into the panel recess 654 and contacts and/or engages with a securing portion 670 of a pivoting element 666 of a first securing mechanism 658. As shown, the first end 660 of the component housing 652 will contact and push the securing portion 670 upward such that it pivots and allows the first end 660 of the component housing 652 to slide into or fit within the panel recess 654.
  • the pivoting element 666 With the component housing 652 fully inserted into the panel recess 654, the pivoting element 666 will rotate or pivot back downward, due to a biasing force applied by a biasing element 674.
  • the securing portion 670 of the first securing mechanism 662 will then engage with the component housing 652 at the first end 660 thereof and thus securely retain the component housing 652 within the panel recess 654.
  • the locking mechanism of the component access systems of the present disclosure can be electrical systems that can be controlled using a user interface (e.g., buttons or a computer).
  • the first securing mechanism can include a key-lock feature that is lockable/unlockable by operation of a key inserted from the interior of the elevator car into/through the wall panel of the elevator car.
  • the component housing and the components can be integrally formed as a single unit or as a unitary structure. That is, in some embodiments, the component housing may be a frame or structural aspect of the component itself. For example, in some embodiments wherein the component is a display, the component housing may be the display housing, and a separate component housing can be eliminated or may be optional.
  • the component housing may include one or more apertures or openings to enable cabling, cords, power, wiring, etc. to pass therethrough. That is, the components contained within the component housing can have electric wiring that is required to be connected to various other locations on the elevator car or within the elevator system. In such embodiments, the wiring can pass through an aperture or opening in the component housing to allow such wiring to connect to necessary other locations.
  • elevator car components can be mounted or dismounted from within the elevator car using component access systems as described herein, and/or variations thereof. Further, in accordance with some embodiments, the component access systems can be locked and/or operating from the top of the elevator car, thus preventing unauthorized access and operation thereof.
  • the component access systems can include a locking mechanism that includes a vertical pin with a spring and a hook that is manually or electrically operable to lock and unlock a component housing into/from engagement with a panel recess of an elevator car.
  • an operating element can be used to pivot the pivoting element to release a securing portion and simultaneously push upon the component housing to remove the component housing from the panel recess.
  • the component housing can be automatically locked by a spring-action that is part of the first securing mechanism.
  • a further locking aspect such as a manual lock can be used to lock the entire system from unauthorized access.
  • embodiments described herein provide elevator component access systems that allow for easy maintenance operations thereupon without the need for a mechanic to enter an elevator shaft to perform the maintenance. That is, no more access to the elevator shaft is needed to perform maintenance on various components of elevator car.
  • the components may only be installed or removed by authorized personnel because the locking system for the component housing may be located, at least in part, on the top of the elevator car.
  • the component access systems of the present disclosure can provide for optimized integration of easy-maintenance components installed within an elevator car.
  • Such component access systems can enable flush mounting having non-visible fastening/securing elements.
  • theft prevention and/or unauthorized access prevention can be provided from various embodiments.
  • maintain field hours can be reduced and further safety can be increased.

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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
EP18305180.4A 2018-02-21 2018-02-21 Systèmes d'accès aux composants d'ascenseur Withdrawn EP3530604A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP18305180.4A EP3530604A1 (fr) 2018-02-21 2018-02-21 Systèmes d'accès aux composants d'ascenseur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP18305180.4A EP3530604A1 (fr) 2018-02-21 2018-02-21 Systèmes d'accès aux composants d'ascenseur

Publications (1)

Publication Number Publication Date
EP3530604A1 true EP3530604A1 (fr) 2019-08-28

Family

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EP18305180.4A Withdrawn EP3530604A1 (fr) 2018-02-21 2018-02-21 Systèmes d'accès aux composants d'ascenseur

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190330024A1 (en) * 2018-04-27 2019-10-31 Otis Elevator Company Elevator display systems

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106744104A (zh) * 2016-12-29 2017-05-31 上海贝思特电气有限公司 一种电梯侧壁全高操纵盘机构
EP3231758A1 (fr) * 2016-04-15 2017-10-18 Otis Elevator Company Main courante utilisée pour ouvrir et fermer des panneaux d'une cabine d'ascenseur

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3231758A1 (fr) * 2016-04-15 2017-10-18 Otis Elevator Company Main courante utilisée pour ouvrir et fermer des panneaux d'une cabine d'ascenseur
CN106744104A (zh) * 2016-12-29 2017-05-31 上海贝思特电气有限公司 一种电梯侧壁全高操纵盘机构

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190330024A1 (en) * 2018-04-27 2019-10-31 Otis Elevator Company Elevator display systems
US11498811B2 (en) * 2018-04-27 2022-11-15 Otis Elevator Company Elevator display systems

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