WO2018033988A1 - エレベータ改修方法およびエレベータガイドレール - Google Patents

エレベータ改修方法およびエレベータガイドレール Download PDF

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Publication number
WO2018033988A1
WO2018033988A1 PCT/JP2016/074124 JP2016074124W WO2018033988A1 WO 2018033988 A1 WO2018033988 A1 WO 2018033988A1 JP 2016074124 W JP2016074124 W JP 2016074124W WO 2018033988 A1 WO2018033988 A1 WO 2018033988A1
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WO
WIPO (PCT)
Prior art keywords
guide rail
elevator
height
lowermost
pit
Prior art date
Application number
PCT/JP2016/074124
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English (en)
French (fr)
Japanese (ja)
Inventor
良直 高橋
川上　重信
一浩 佐々木
伊藤　達也
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 JP2018534243A priority Critical patent/JP6576567B2/ja
Priority to PCT/JP2016/074124 priority patent/WO2018033988A1/ja
Priority to CN201680088210.8A priority patent/CN109562911B/zh
Publication of WO2018033988A1 publication Critical patent/WO2018033988A1/ja

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00—Other common features of elevators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00—Other common features of elevators
    • B66B7/02—Guideways; Guides

Definitions

  • the present invention relates to an elevator repair method for repairing an existing elevator to a new elevator and an elevator guide rail for the new elevator.
  • an elevator repair method for upgrading an existing elevator to a new elevator where the existing elevator is installed in the hoistway, that is, the existing elevator is operable, and the guide rail of the new elevator is removed from the hoistway.
  • An elevator that reduces the time during which the elevator cannot be used, with a guide rail installation process installed in the space and an existing elevator removal process that stops the operation of the existing elevator and removes the existing elevator from the hoistway after the guide rail installation process A repair method is known (see, for example, Patent Document 1).
  • the upper end of the lowermost guide rail disposed at the lowermost guide rail of the newly installed elevator has a workable height in the pit where the worker can work in the pit and the existing elevator car. If it is between the height that can work on the lower floor car, which is the height that the worker can work on the upper part of the existing car in the state that is placed on the lower floor, a scaffold must be built in the hoistway . When building a scaffold in the hoistway, the operation of the existing elevator has to be stopped, so there is a problem that the guide rail of the new elevator cannot be installed in the hoistway while the existing elevator can be operated. .
  • This invention provides an elevator repair method and an elevator guide rail that can install a guide rail of a new elevator in a hoistway while the existing elevator is operable.
  • the elevator repair method is an elevator repair method for repairing an existing elevator to a new elevator, wherein the first guide rail is installed in the state where the existing elevator is installed in the hoistway.
  • a rail installation step and in the first guide rail installation step, a first guide rail lowermost step portion disposed at the lowest step of the first guide rail and a first guide rail disposed at an upper end portion of the first guide rail lowermost step portion.
  • the guide rail second step is installed, and the upper end of the first guide rail lowermost step is from the bottom of the pit to the workable height in the pit that is the height at which the operator can work in the pit.
  • the upper end of the second step of the first guide rail is at a height at which the worker can work on the upper part of the existing car with the existing car of the existing elevator placed on the lowest floor. That is disposed above the lowest floor on-car workable height.
  • the first guide rail installation step includes the first guide rail installation step of installing the first guide rail of the new elevator in a state where the existing elevator is installed in the hoistway.
  • a first guide rail lowermost step portion disposed at the lowermost step of the first guide rail, and a first guide rail second step portion disposed at an upper end portion of the first guide rail lowermost step portion;
  • the upper end of the lowermost guide rail is arranged between the bottom of the pit and the workable height in the pit, which is the height at which the operator can work in the pit. Since the upper end of the existing elevator car is located on the lowest floor, it is placed above the height that allows the operator to work on the lower floor car, which is the height at which the worker can work on the upper part of the existing car.
  • Existing elevator There in operable state, it is possible to install a new elevator guide rails in the hoistway.
  • FIG. 1 is a front view showing an elevator according to Embodiment 1 of the present invention.
  • FIG. 1 shows a new elevator that has been repaired from an existing elevator by using the elevator repair method according to Embodiment 1 of the present invention.
  • the elevator includes a first guide rail 2 and a second guide rail 3 which are set up on the hoistway 1 and face each other, and a hoisting machine 4 attached to the second guide rail 3.
  • the first guide rail 2 and the second guide rail 3 are counterweight guide rails.
  • the first guide rail 2 and the second guide rail 3 may be car guide rails.
  • the first guide rail 2 and the second guide rail 3 constitute an elevator guide rail.
  • the first guide rail 2 includes a first guide rail lowermost step portion 21 arranged at the lowermost step of the first guide rail 2 and a first guide rail two step portion arranged at the upper end of the first guide rail lowermost step portion 21. It has the eye part 22, and the rail joint 23 which fixes the 1st guide rail lowest step part 21 and the 1st guide rail 2nd step part 22.
  • the first guide rail 2 includes a first guide rail third step portion 24 disposed at an upper end portion of the first guide rail second step portion 22, a first guide rail second step portion 22, and a first guide rail.
  • a rail joint 25 for fixing the third stage portion 24 is provided.
  • the first guide rail 2 extends from the bottom surface of the pit 11 to the top of the hoistway 1.
  • the dimension in the longitudinal direction of the first guide rail lowermost step portion 21 is longer than the pit depth L1 that is the dimension from the bottom surface of the pit 11 to the lowest floor landing. Therefore, the upper end portion of the first guide rail lowermost step portion 21 is disposed above the pit 11.
  • the second guide rail 3 includes a second guide rail lowermost step portion 31 arranged at the lowermost step of the second guide rail 3 and a second guide rail two step portion arranged at the upper end of the second guide rail lowermost step portion 31. It has the eye part 32, the rail joint 33 which fixes the 2nd guide rail lowermost part 31 and the 2nd guide rail 2nd step part 32. As shown in FIG.
  • the second guide rail 3 includes a second guide rail third step portion 34 disposed at an upper end portion of the second guide rail second step portion 32, a second guide rail second step portion 32, and a second guide rail.
  • a rail joint 35 for fixing the third stage portion 34 is provided.
  • the second guide rail 3 extends from the bottom surface of the pit 11 to the top of the hoistway 1.
  • FIG. 2 is a diagram showing a state where the first guide rail lowermost step portion 21 of FIG. 1 is installed in the hoistway 1.
  • the dimension in the longitudinal direction of the first guide rail lowermost step portion 21 is larger than the dimension L2 from the bottom surface of the pit 11 to the workable height in the pit that is the height at which the operator 5 can work in the pit 11. It is getting shorter. Therefore, the upper end portion of the first guide rail lowermost step portion 21 installed in the hoistway 1 is disposed between the bottom surface of the pit 11 and the workable height in the pit.
  • the workable height in the pit is a height at which the worker 5 can work in a state where the worker 5 is on the portable and simple scaffolding platform 6.
  • the dimension L2 from the bottom surface of the pit 11 to the workable height in the pit is 2500 mm.
  • the dimension in the longitudinal direction of the second guide rail lowermost step portion 31 is longer than the dimension L2 from the bottom surface of the pit 11 to the workable height in the pit. Therefore, the upper end part of the 2nd guide rail lowermost step part 31 is arrange
  • FIG. 3 is a view showing a state where the first guide rail second-stage portion 22 of FIG. 1 is installed in the hoistway 1.
  • the length in the longitudinal direction of the first guide rail second stage portion 22 is the sum of the length in the longitudinal direction of the first guide rail lowermost step portion 21 and the length in the longitudinal direction of the first guide rail second step portion 22. From the bottom surface of the pit 11 to the height at which the worker 5 can work on the upper floor of the existing car 7 while the existing car 7 of the existing elevator is arranged on the lower floor. It is longer than the dimension L3. Therefore, when the first guide rail second-stage portion 22 is arranged at the upper end of the first guide rail lower-stage portion 21, the upper end portion of the first guide rail second-stage portion 22 is the upper floor car work. Arranged more than possible.
  • the dimension L3 between the bottom surface of the pit 11 and the workable height on the lowest floor car is a value obtained by adding the depth dimension L1 of the pit 11 and 2500 mm.
  • the longitudinal dimension of the second guide rail lowermost step portion 31 is shorter than the dimension L3 from the bottom surface of the pit 11 to the workable height on the lowermost floor car.
  • the dimension in the longitudinal direction of the second guide rail second stage part 32 is the dimension obtained by adding the dimension in the longitudinal direction of the second guide rail lowermost part 31 and the dimension in the longitudinal direction of the second guide rail second stage part 32.
  • the length from the bottom surface of the pit 11 to the workable height on the lowest floor car is longer than the dimension L3. Therefore, when the second guide rail second step 32 is disposed at the upper end of the second guide rail lowermost step 31, the upper end of the second guide rail second step 32 is the upper floor car work. Arranged more than possible.
  • the dimension obtained by adding the longitudinal dimension of the second guide rail lowermost step part 31 and the longitudinal dimension of the second guide rail second stage part 32 is the dimension of the first guide rail lowermost step part 21 in the longitudinal direction.
  • the dimension of the first guide rail second-stage portion 22 in the longitudinal direction are the same as the added dimension. Therefore, the height of the upper end portion of the first guide rail second-stage portion 22 matches the height of the upper end portion of the second guide rail second-stage portion 32.
  • the longitudinal dimension of the first guide rail third stage portion 24 and the longitudinal dimension of the second guide rail third stage portion 34 are the same.
  • FIG. 4 is a plan view showing an existing elevator that is repaired by the elevator repair method according to Embodiment 1 of the present invention
  • FIG. 5 is a plan view showing a new elevator that has been repaired by the elevator repair method of FIG. 4, and FIG. It is a figure which shows some apparatuses of 5 newly installed elevators.
  • the existing elevator to be repaired by the elevator repair method is a hydraulic elevator.
  • the existing elevator includes an existing car 7 and a hydraulic jack 8 that raises and lowers the existing car 7.
  • the new elevator refurbished by the elevator refurbishing method further includes a new car 9 that moves up and down the hoistway 1 and a counterweight 10 that moves the hoistway 1 up and down in the opposite direction to the new car 9.
  • the first guide rail installation process is performed.
  • the first guide rail 2 is installed in the hoistway 1.
  • the operator 5 installs the first guide rail lowermost step portion 21 in the hoistway 1 in the pit 11, and the operator further enters the pit 11.
  • the lower end portion of the first guide rail second step portion 22 is fixed to the upper end portion of the first guide rail lowermost step portion 21.
  • an operator rides on the upper part of the existing car 7 that stops on the lowest floor and the upper end of the first guide rail second-stage portion 22 and the first guide.
  • the lower end portion of the rail third stage portion 24 is fixed.
  • the existing elevator is in an operable state.
  • the existing elevator removal process is performed.
  • the operation of the existing elevator is stopped, and the existing elevator is removed from the hoistway. Specifically, the existing car 7 and the hydraulic jack 8 are removed from the hoistway 1.
  • the second guide rail installation process is performed.
  • a scaffold is assembled on the hoistway 1 and the second guide rail 3 is installed on the hoistway 1.
  • a gondola method may be used, for example.
  • the upper end portion of the second guide rail lowermost step portion 31 and the lower end portion of the second guide rail second step portion 32 are used in the pit work. Even when it is above the possible height and below the workable height on the lowest floor car, the upper end of the second guide rail lowermost step 31 and the second guide rail second step 32 The lower end can be fixed.
  • the hoisting machine 4 is attached to the lowermost step part 31 of the second guide rail using a scaffold or gondola assembled in the hoistway 1. Thereafter, the new car 9 and the counterweight 10 are installed in the hoistway 1. Thus, the elevator repair method is completed.
  • a rail installation step, and in the first guide rail installation step, a first guide rail lowermost step portion 21 and a first guide rail second step portion 22 disposed at an upper end portion of the first guide rail lowermost step portion 21 are provided.
  • the upper end portion of the first guide rail lowermost step portion 21 is disposed between the bottom surface of the pit 11 and the workable height in the pit, and the upper end portion of the first guide rail second step portion 22 is the lowermost floor car.
  • the 1st guide rail 2 of a new elevator can be installed in the hoistway 1 in the state which can operate an existing elevator. Thereby, the installation load can be distributed, and the continuous stop period of the elevator due to the renovation work can be shortened.
  • this elevator renovation method installs the 2nd guide rail 3 of a new elevator after the existing elevator removal process which removes an existing elevator from a hoistway after a 1st guide rail installation process, and an existing elevator removal process.
  • 2 guide rail installation step, and in the second guide rail installation step, the second guide rail lowermost step portion 31 and the second guide rail second step portion arranged at the upper end portion of the second guide rail lowermost step portion 31 32, and the upper end portion of the second guide rail lowermost step portion 31 is disposed higher than the workable height in the pit, so that the hoisting machine 4 can be easily attached to the second guide rail lowermost step portion 31. Can do.
  • the height of the upper end portion of the first guide rail second-stage portion 22 matches the height of the upper end portion of the second guide rail second-stage portion 32, so that the first guide rail The third step portion 24 and the second guide rail third step portion 34 can have the same length.
  • the first guide rail 2 standing on the hoistway 1 and the first guide rail 2 provided facing the first guide rail 2 and standing on the hoistway 1
  • the first guide rail 2 includes a first guide rail lowermost step portion 21, and a first guide rail second step portion 22 disposed at an upper end portion of the first guide rail lowermost step portion 21.
  • the upper end portion of the first guide rail lowermost step portion 21 is disposed between the bottom surface of the pit 11 and the workable height in the pit, and the upper end portion of the first guide rail second step portion 22 is the lowermost floor.
  • the 1st guide rail 2 of a newly installed elevator can be installed in the hoistway 1 in the state which can operate an existing elevator. Thereby, the installation load can be distributed, and the continuous stop period of the elevator due to the renovation work can be shortened.
  • the second guide rail 3 includes a second guide rail lowermost step portion 31 and a second guide rail second step portion 32 disposed at the upper end portion of the second guide rail lowermost step portion 31.
  • the upper end portion of the second guide rail lowermost step portion 31 is arranged to be higher than the workable height in the pit, so that the hoisting machine 4 can be easily attached to the second guide rail lowermost step portion 31. .
  • this elevator guide rail has the first guide rail.
  • the third step portion 24 and the second guide rail third step portion 34 can have the same length.
  • a hydraulic elevator has been described as an example of the existing elevator, but other elevators may be used.
  • a slewing elevator has been described as an example of a new elevator, but other elevators may be used.

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  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
PCT/JP2016/074124 2016-08-18 2016-08-18 エレベータ改修方法およびエレベータガイドレール WO2018033988A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2018534243A JP6576567B2 (ja) 2016-08-18 2016-08-18 エレベータ改修方法およびエレベータガイドレール
PCT/JP2016/074124 WO2018033988A1 (ja) 2016-08-18 2016-08-18 エレベータ改修方法およびエレベータガイドレール
CN201680088210.8A CN109562911B (zh) 2016-08-18 2016-08-18 电梯改造方法及电梯导轨

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2016/074124 WO2018033988A1 (ja) 2016-08-18 2016-08-18 エレベータ改修方法およびエレベータガイドレール

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WO2018033988A1 true WO2018033988A1 (ja) 2018-02-22

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PCT/JP2016/074124 WO2018033988A1 (ja) 2016-08-18 2016-08-18 エレベータ改修方法およびエレベータガイドレール

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JP (1) JP6576567B2 (zh)
CN (1) CN109562911B (zh)
WO (1) WO2018033988A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113620147A (zh) * 2020-05-09 2021-11-09 奥的斯电梯公司 在建筑物的建造过程中使用的跃升电梯系统和跃升方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008071831A1 (en) * 2006-12-14 2008-06-19 Kone Corporation Method for modernizing a hydraulic elevator
JP5050741B2 (ja) * 2007-09-03 2012-10-17 三菱電機ビルテクノサービス株式会社 既設エレベータの改修方法
JP2012240801A (ja) * 2011-05-20 2012-12-10 Mitsubishi Electric Corp エレベータ据え替え方法、エレベータのガイドレール仮保持治具
JP5748539B2 (ja) * 2011-04-15 2015-07-15 三菱電機株式会社 エレベータのリニューアル方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4595011B2 (ja) * 2008-10-31 2010-12-08 三菱電機ビルテクノサービス株式会社 既設エレベータの改修方法及びエレベータ装置
JP5595788B2 (ja) * 2010-05-17 2014-09-24 東芝エレベータ株式会社 エレベータのリニューアル方法
CN105026298B (zh) * 2013-03-04 2017-04-12 三菱电机株式会社 电梯的改造方法
CN105246811A (zh) * 2013-05-22 2016-01-13 三菱电机株式会社 电梯的底坑脚手架装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008071831A1 (en) * 2006-12-14 2008-06-19 Kone Corporation Method for modernizing a hydraulic elevator
JP5050741B2 (ja) * 2007-09-03 2012-10-17 三菱電機ビルテクノサービス株式会社 既設エレベータの改修方法
JP5748539B2 (ja) * 2011-04-15 2015-07-15 三菱電機株式会社 エレベータのリニューアル方法
JP2012240801A (ja) * 2011-05-20 2012-12-10 Mitsubishi Electric Corp エレベータ据え替え方法、エレベータのガイドレール仮保持治具

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113620147A (zh) * 2020-05-09 2021-11-09 奥的斯电梯公司 在建筑物的建造过程中使用的跃升电梯系统和跃升方法

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Publication number Publication date
CN109562911A (zh) 2019-04-02
JPWO2018033988A1 (ja) 2018-12-27
CN109562911B (zh) 2021-09-14
JP6576567B2 (ja) 2019-09-18

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