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WO2002024565A1 - Élévateur et méthode d'inspection de celui-ci - Google Patents

Élévateur et méthode d'inspection de celui-ci Download PDF

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Publication number
WO2002024565A1
WO2002024565A1 PCT/JP2000/006421 JP0006421W WO0224565A1 WO 2002024565 A1 WO2002024565 A1 WO 2002024565A1 JP 0006421 W JP0006421 W JP 0006421W WO 0224565 A1 WO0224565 A1 WO 0224565A1
Authority
WO
WIPO (PCT)
Prior art keywords
car
elevator
entrance
hoistway
inspection
Prior art date
Application number
PCT/JP2000/006421
Other languages
English (en)
Japanese (ja)
Inventor
Masami Yoshikawa
Yukihiro Takigawa
Original Assignee
Mitsubishi Denki Kabushiki Kaisha
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 Mitsubishi Denki Kabushiki Kaisha filed Critical Mitsubishi Denki Kabushiki Kaisha
Priority to DE60040489T priority Critical patent/DE60040489D1/de
Priority to PCT/JP2000/006421 priority patent/WO2002024565A1/fr
Priority to EP00961120A priority patent/EP1319626B1/fr
Priority to JP2002528589A priority patent/JP4661022B2/ja
Publication of WO2002024565A1 publication Critical patent/WO2002024565A1/fr

Links

Classifications

    • 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
    • B66B5/0043—Devices enhancing safety during maintenance
    • B66B5/005—Safety of maintenance personnel
    • 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
    • B66B5/0087—Devices facilitating maintenance, repair or inspection tasks

Definitions

  • the present invention provides a so-called machine room-less elevator that arranges a hoisting machine at the upper part of an elevator shaft and stores a control device of the elevator in the shaft, thereby eliminating the need for a machine room.
  • it relates to an elevator system that allows the inspector to easily and safely maintain and inspect the winding machine.
  • a hoisting machine 3 is installed on a beam at the upper part 1a of the hoistway 1 of the hoistway 1 on which the car 2 of the elevator system moves up and down.
  • the hoisting machine 3 is electrically connected to the control device disposed in the hoistway 1 and the operation panel disposed in the car 2 so that the control device can move the car 2 safely and comfortably.
  • Drive control is performed by issuing commands such as acceleration / deceleration and stop.
  • the inspector 4 performs a maintenance inspection of the hoist 3 Open the door 5 on the landing side and the door 6 on the car side of the elevator 10 on the floor and enter the car 2 room. Then, an inspection operation is performed by operating a switch or the like for inspection and maintenance of the operation panel arranged in the car 2 room, and the car 2 is moved up and down to a predetermined position.
  • the inspector 4 uses the stepladder 1 1 to cover the entrance 2 1 provided on the ceiling of the car 2 and closes the door 2 1 provided on the ceiling of the car 2 from the entrance 2 1. You can ride on the inspection fence 2a.
  • the other inspector 4 raises and lowers the car 2 to a predetermined position in the car so that maintenance and inspection of the hoisting machine 3 can be performed easily. Perform maintenance and inspection of 3.
  • you want to go out of the hoistway 1 once for some reason go in and out of the entrance 2 1 in the ceiling of car 2, raise and lower car 2, and move out of the hoistway 1 from the door 6 of car 2. The landing was out at 10.
  • the present invention has been made in order to solve such a problem, and when an inspector moves between the ceiling of a car and the outside of a hoistway during maintenance and inspection during an elevator at a machine room lesson.
  • the objective is to provide an elevator system that does not require raising and lowering the car.
  • the elevator system according to the present invention is an elevator system having a hoisting machine at an upper part of a hoistway, wherein the hoisting machine raises and lowers a car provided in the hoistway via a rope.
  • a stopping means that operates at the time of maintenance and inspection of the winding machine to stop the car at a predetermined position, and the predetermined position for stopping the car is from a frame above a landing entrance on a top floor than a ceiling upper surface of the car. Is also higher than a predetermined position.
  • a footrest is provided on the freely openable car-side door provided at the entrance of the car.
  • the footrest is housed in the car side door during normal operation of the elevator system, and forms a convex portion during maintenance and inspection of the elevator system.
  • the entrance height of the landing on the top floor is set higher than the entrance height of the car by more than a predetermined value.
  • a shielding plate is provided above the landing entrance and between the hoistway and a landing-side door provided at the landing entrance.
  • An inspection method of an elevator system includes a hoisting machine at an upper part of a hoistway, and a hoisting machine that raises and lowers a car provided in the hoistway via a rope by the hoisting machine. Then, the ceiling upper surface of the car is raised from the floor surface of the landing entrance on the top floor, and the ceiling upper surface of the car is stopped at a predetermined position lower than the frame above the entrance entrance on the top floor, and the winding is performed. The maintenance and inspection of the upper unit is performed.
  • FIG. 1 is a sectional view showing an elevator system according to the first embodiment. is there.
  • FIG. 2 is a sectional view showing an elevator system according to the second embodiment.
  • FIG. 3 is an explanatory diagram of an elevator system according to the second embodiment.
  • FIG. 4 is a cross-sectional view illustrating the elevator system according to the third embodiment.
  • Fig. 5 is a diagram showing the relationship between the entrance height of the landing of the normal elevator system and the entrance height of the car.
  • FIG. 6 is a sectional view showing an elevator system according to the third embodiment.
  • FIG. 7 is a sectional view showing a conventional machine room-less elevator system. BEST MODE FOR CARRYING OUT THE INVENTION
  • FIG. 1 is a sectional view showing an elevator system according to Embodiment 1 of the present invention.
  • a car 2 moves up and down the hoistway 1 constituting the elevator system, and a fence 2 a is provided on the ceiling of the car 2.
  • the car 2 when c normal operation for performing lifting of the car 2 is raised Certificates in ⁇ machine 3 fastening rope 3 a ceiling, and is openably installed on the landing doorway to elevator Isseki By opening and closing the door 5 on the landing side and the door 6 on the openable car side provided at the entrance of the car 2, passengers enter and exit between the elevator 10 and the car 2 all night.
  • Reference numeral 7 denotes a switch provided at the hoistway 1 for stopping the car 2 at a fixed position
  • reference numeral 8 denotes a switch provided at the outer side of the car 2 and contacts the switch 7 at the fixed position to turn on the switch 7.
  • 9 is a control panel for maintenance and inspection work, etc., installed at the elevator hall 10 for elevators and 11 is an elevator hall 10 for elevators and the upper part of the hoistway 1 a during maintenance and inspection work This is a stepladder used to get in and out.
  • the hoisting machine 3 is installed on the beam of the upper shaft 1a of the hoistway, and electrically connected to the control device arranged in the hoistway 1 and the operation panel 9 arranged in the elevator hall 10. It is connected.
  • the control device issues commands such as acceleration / deceleration / stop to perform drive control in order to move the car 2 safely and comfortably.
  • the cam 8 provided on the side of the car 2 is housed in the car 2 so that it does not come into contact with the switch 7 during normal operation of the elevator system.
  • a convex portion is formed on the switch and comes into contact with the switch 7. That is, the switch 7 and the cam 8 constitute a stopping means at the time of maintenance / inspection operation.
  • the stop position of the car 2 which is stopped by the switch 7 and the cam 8 stopping means is a position where the inspector 4 on the ceiling of the car 2 can easily perform maintenance and inspection of the hoisting machine 3 and the inspector 4 It is set so that there is a gap A (A shown in Fig. 1) through which the car 2 can enter and exit from the ceiling of the car 2 and the outside of the hoistway 1.
  • This gap A is the distance between the upper surface of the ceiling of the car 2 and the frame (Kazusa) above the frame that constitutes the entrance of the elevator 10 on the top floor. Due to the correlation position, the upper surface of the ceiling of the car 2 stops at a predetermined position lower than the upper frame of the entrance and exit of the elevator 10.
  • the stopping means is set so that the car 2 does not rise above the stop position, so that the inspector between the upper shaft 1a of the hoistway and the upper surface of the ceiling of the car 2
  • the safety at the time of maintenance inspection of 4 can be ensured.
  • Inspector 4 operates the buttons on the operation panel 9 installed at the elevator floor 10 on the top floor of the building to operate the elevator system from normal operation to maintenance and inspection.
  • Switch to In the present embodiment there are two types of operation of the elevator-evening system: a normal operation in which a passenger is driven, and a maintenance / inspection operation in which the hoisting machine is operated for inspection. It shall be set to be switchable. The maintenance and inspection performed by a plurality of inspectors 4 will be described.
  • the cam 8 housed on the outer side surface of the car 2 during normal operation protrudes to the outside of the car 2 side surface.
  • the positional relationship between the cam 8 of the car 2 and the switch 7 needs to be such that the cam 8 is at a lower position than the switch 7.
  • the car 2 and c will be located downstairs than the top floor, ceiling upper surface of the car 2 is lowered to car 2 by operating the operation panel 9
  • the inspection staff 4 can get on the fence 2 a provided on the upper surface of the ceiling of the car 2 so that the floor and the floor of the top floor of the landing are made to coincide with each other.
  • the stop position c to stop at the position is a position set in advance for maintenance and inspection of the winding machine 3, so that the inspector 4 does not need to make fine adjustments.
  • the inspector 4 performs maintenance work of the hoisting machine 3. In that case, if for some reason you want to go out of the hoistway 1 once or if other inspectors 4 also participate in the work, the elevator 2 and the ceiling of the car 2 will be lifted without raising and lowering the car 2. Can be freely entered and exited from the gap A connecting the steps using the stepladder 1 1.
  • the inspector 4 When the maintenance work is completed, the inspector 4 will be installed at the elevator 10 on the top floor of the building. If the operation is switched to the normal operation by operating a button or the like of the placed operation panel 9, the arm 8 is stored in the car 2 again.
  • the inspector 4 can quickly slam to the elevator 10 outside the hoistway 1 for maintenance work. It is possible to easily move between the inside car 2 ceiling and the outside of the hoistway 1 (elevation platform 10), thereby improving the safety of maintenance work.
  • the stopping means is constituted by mechanical means of the switch 7 and the cam 8, but a maintenance and inspection program is incorporated in advance in the control device of the elevator system to stop at a predetermined position. It may be something.
  • This embodiment has the same basic structure as that of the first embodiment, and therefore the differences will be mainly described. Other points are the same as in the first embodiment.
  • FIG. 2 is a cross-sectional view showing an elevator system according to Embodiment 2 of the present invention. Except for the configuration of the footrest portion 12, the other points are the same as those described in Embodiment 1. It is the same as FIG. Therefore, the same or corresponding portions as those in Embodiment 1 are denoted by the same reference numerals, and description thereof is omitted.
  • reference numeral 12 denotes a footrest provided substantially at the center of the door 6 on the car side.
  • the footrests 1 and 2 are housed flush with the door 6 during normal operation of the elevator system, but can be pulled out during maintenance and inspection operations.
  • FIG. 3 shows the footrest section 12 when the elevator system described in FIG. 2 is viewed from the elevator platform 10.
  • the footrests 12 are provided on both the double-opened car-side doors 6 and pulled out during maintenance and inspection operations.
  • Inspector 4 can use this as a stepping stone and can climb to the upper surface of the ceiling of car 2.
  • the stepladder 11 is prepared. If you pull out the footrests 1 and 2 without having to do it, you can freely enter and exit by putting your feet there.
  • the door 6 is provided on both sides of the door 6 on the side of the car that opens, but the footrest 12 is not limited to this. It is only necessary to use one that can be used as a stepping platform and that can climb to the upper surface of the ceiling of the car 2.
  • This embodiment has the same basic structure as that of the first embodiment, and therefore the differences will be mainly described. Other points are the same as in the first embodiment.
  • FIG. 4 is a cross-sectional view showing the elevator system according to Embodiment 3 of the present invention.Although the height of the entrance to the car 2 of the elevator platform 10 is different, Other points are the same as in FIG. 1 described in Embodiment 1. It is like. Therefore, the same or corresponding portions as in Embodiment 1 are denoted by the same reference numerals, and description thereof is omitted.
  • FIG. 5 is a diagram showing the relationship between the entrance height of the landing of the normal elevator system and the entrance height of the car.
  • the entrance height B of the elevator 10 and the entrance height C of the car 2 are designed to be substantially the same. That is, when the door 5 on the landing side of the elevator 10 is opened, the structure of the cage 2 installed above the ceiling of the cage 2 is hidden to improve the appearance of the elevator system. That's why.
  • the structure above the ceiling of the car 2 is covered by the shielding plate 13 during normal operation. Is kept.
  • This shielding plate 13 is detachably installed on the upper frame of the landing entrance between the landing door 5 and the hoistway 1.
  • the inspector 4 operates the operation panel 9 provided on the top floor of the building, and switches the operation of the elevator system from normal operation to operation for maintenance and inspection.
  • the door 5 on the landing side of is opened.
  • the inspector 4 temporarily removes the shielding plate 13 for inspection.
  • the cam 8 housed on the outer side surface of the car 2 during the normal operation protrudes to the outside of the car 2 side surface.
  • the car 2 is lowered by operating the operation panel 9 so that the upper surface of the ceiling of the car 2 and the floor of the uppermost floor of the landing are flush with each other.
  • the inspector 4 can ride on the fence 2 a provided on the ceiling of the car 2.
  • the other inspector 4 operates the operation panel 9 and raises the car 2 on which the inspector 4 is put, the cam 8 contacts the switch 7 to turn on the switch 7 and the car 2 Stop in position.
  • FIG. 6 is a cross-sectional view showing a gap between the upper frame of the landing entrance and the ceiling of the car 2.
  • a gap A ′ between the elevator 10 and the ceiling of the car 2 is formed.
  • the gap A ' is the distance from the top of the ceiling of the car 2 to the top floor of the elevator at the entrance to the elevator at the top of the elevator, and the height of the entrance at the entrance to the elevator at the elevator is enforced. Since the height is set higher than that of the first embodiment, it is possible to have more room for the gap A ′.
  • car 2 can be moved to the top floor as in normal operation. It is possible to shift to the inspection and maintenance work simply by removing the shield plate 13 while the operation is stopped.
  • the elevator system according to the present invention has a hoist above a hoistway, and is provided in the hoistway via a rope by the hoist.
  • the present invention is applied to an elevator system without a machine room for raising and lowering a car, wherein the elevator system is provided with a stopping means that operates during maintenance and inspection of the hoist and stops the car at a predetermined position. You.

Landscapes

  • Maintenance And Inspection Apparatuses For Elevators (AREA)
  • Elevator Control (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)

Abstract

Cette invention a trait à un élévateur sans local de machinerie, comprenant un palan (3), installé dans la partie supérieure d'une cage (1) et capable de monter ainsi que de descendre, au moyen d'un câble (3a), un véhicule placé dans la cage (1). Cet élévateur comprend également un dispositif d'arrêt, pourvu d'un commutateur (7) et d'une came, servant à stopper le véhicule à une hauteur désirée lorsque le palan (3) est maintenu en place et inspecté. La position d'arrêt est déterminée de telle manière que la surface supérieure du toit du véhicule (2) se trouve séparée, par un intervalle déterminé, du cadre supérieur d'un accès donnant sur l'étage le plus élevé.
PCT/JP2000/006421 2000-09-20 2000-09-20 Élévateur et méthode d'inspection de celui-ci WO2002024565A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE60040489T DE60040489D1 (de) 2000-09-20 2000-09-20 Aufzugssystem und inspektionsverfahren dafür
PCT/JP2000/006421 WO2002024565A1 (fr) 2000-09-20 2000-09-20 Élévateur et méthode d'inspection de celui-ci
EP00961120A EP1319626B1 (fr) 2000-09-20 2000-09-20 Elevateur et methode d'inspection de celui-ci
JP2002528589A JP4661022B2 (ja) 2000-09-20 2000-09-20 エレベータシステム及びその点検方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2000/006421 WO2002024565A1 (fr) 2000-09-20 2000-09-20 Élévateur et méthode d'inspection de celui-ci

Publications (1)

Publication Number Publication Date
WO2002024565A1 true WO2002024565A1 (fr) 2002-03-28

Family

ID=11736475

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2000/006421 WO2002024565A1 (fr) 2000-09-20 2000-09-20 Élévateur et méthode d'inspection de celui-ci

Country Status (4)

Country Link
EP (1) EP1319626B1 (fr)
JP (1) JP4661022B2 (fr)
DE (1) DE60040489D1 (fr)
WO (1) WO2002024565A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2341070A1 (es) * 2008-05-28 2010-06-14 Orona, S.Coop. Aparato elevador.
JP2012020800A (ja) * 2010-07-12 2012-02-02 Mitsubishi Electric Corp エレベータのかご上保守作業用治具
JP6521184B1 (ja) * 2018-01-26 2019-05-29 三菱電機ビルテクノサービス株式会社 エレベーターのかごの位置を作業に適する位置に維持する機能を備えた制御装置およびエレベーターシステム

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA200406979B (en) * 2003-09-29 2005-09-28 Inventio Ag Door frame of a shaft door with a control arrangement for a lift shaft and method for access to a control unit
SE530278C2 (sv) * 2005-10-21 2008-04-15 Alimak Ab Säkringsanordning för en i en hiss ingående hissvagn
WO2008004021A1 (fr) 2006-06-30 2008-01-10 Otis Elevator Company Dispositif de sécurité destiné à sécuriser des espaces minimals au niveau du sommet ou du fond d'une cage d'ascenseur lors d'une inspection, et ascenseur ayant de tels dispositifs de sécurité
JP5450061B2 (ja) 2006-06-30 2014-03-26 オーチス エレベータ カンパニー 浅いピットおよび／または低いオーバヘッドを備えたエレベータ
ES2535219T3 (es) 2008-12-19 2015-05-07 Otis Elevator Company Marco de puerta de ascensor con caja para componentes electrónicos
CN106185522A (zh) * 2016-08-19 2016-12-07 卢碧娴 电梯上的逃生装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0515636B2 (fr) * 1985-10-21 1993-03-02 Tokyo Shibaura Electric Co
US5490578A (en) * 1993-06-28 1996-02-13 Kone Oy Structure for attaching elevator machinery in a building
US6006865A (en) * 1996-11-11 1999-12-28 Inventio Ag Lift installation with drive unit arranged in the lift shaft
JP2000086104A (ja) * 1998-09-10 2000-03-28 Toshiba Elevator Co Ltd 機械室レスエレベータの点検運転装置
JP2000233878A (ja) * 1999-02-05 2000-08-29 Inventio Ag 機械室なしのエレベータ
JP2000238976A (ja) * 1993-04-05 2000-09-05 Mitsubishi Electric Corp 機械室レスエレベータ装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0597357A (ja) * 1991-10-04 1993-04-20 Mitsubishi Electric Corp エレベーターかご装置
JPH06278973A (ja) 1993-03-30 1994-10-04 Mitsubishi Electric Corp エレベータのかご室天井装置
JPH09263372A (ja) 1996-03-28 1997-10-07 Mitsubishi Denki Bill Techno Service Kk エレベータかご天井昇降装置
NO323028B1 (no) 1999-05-14 2006-12-27 Inventio Ag Anordning for utforelse av arbeid i en heissjakt

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0515636B2 (fr) * 1985-10-21 1993-03-02 Tokyo Shibaura Electric Co
JP2000238976A (ja) * 1993-04-05 2000-09-05 Mitsubishi Electric Corp 機械室レスエレベータ装置
US5490578A (en) * 1993-06-28 1996-02-13 Kone Oy Structure for attaching elevator machinery in a building
US6006865A (en) * 1996-11-11 1999-12-28 Inventio Ag Lift installation with drive unit arranged in the lift shaft
JP2000086104A (ja) * 1998-09-10 2000-03-28 Toshiba Elevator Co Ltd 機械室レスエレベータの点検運転装置
JP2000233878A (ja) * 1999-02-05 2000-08-29 Inventio Ag 機械室なしのエレベータ

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP1319626A1 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2341070A1 (es) * 2008-05-28 2010-06-14 Orona, S.Coop. Aparato elevador.
JP2012020800A (ja) * 2010-07-12 2012-02-02 Mitsubishi Electric Corp エレベータのかご上保守作業用治具
JP6521184B1 (ja) * 2018-01-26 2019-05-29 三菱電機ビルテクノサービス株式会社 エレベーターのかごの位置を作業に適する位置に維持する機能を備えた制御装置およびエレベーターシステム
WO2019146058A1 (fr) * 2018-01-26 2019-08-01 三菱電機ビルテクノサービス株式会社 Dispositif de commande et système d'ascenseur assurant une fonction de maintien d'une position de cabine d'ascenseur à une position appropriée de travail

Also Published As

Publication number Publication date
EP1319626A1 (fr) 2003-06-18
JP4661022B2 (ja) 2011-03-30
JPWO2002024565A1 (ja) 2004-01-29
DE60040489D1 (de) 2008-11-20
EP1319626A4 (fr) 2006-06-07
EP1319626B1 (fr) 2008-10-08

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