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WO2002094701A1 - Appareil de levage - Google Patents

Appareil de levage Download PDF

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Publication number
WO2002094701A1
WO2002094701A1 PCT/JP2001/004374 JP0104374W WO02094701A1 WO 2002094701 A1 WO2002094701 A1 WO 2002094701A1 JP 0104374 W JP0104374 W JP 0104374W WO 02094701 A1 WO02094701 A1 WO 02094701A1
Authority
WO
WIPO (PCT)
Prior art keywords
hoistway
sheaves
weight
rope
sheave
Prior art date
Application number
PCT/JP2001/004374
Other languages
English (en)
Japanese (ja)
Inventor
Masami Nomura
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 EP01932256A priority Critical patent/EP1396456B1/fr
Priority to CN 01812049 priority patent/CN1270957C/zh
Priority to JP2002580696A priority patent/JPWO2002094701A1/ja
Priority to PCT/JP2001/004374 priority patent/WO2002094701A1/fr
Priority to DE60132372T priority patent/DE60132372T2/de
Publication of WO2002094701A1 publication Critical patent/WO2002094701A1/fr

Links

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
    • B66B11/0065—Roping
    • B66B11/008—Roping with hoisting rope or cable operated by frictional engagement with a winding drum or sheave
    • B66B11/009—Roping with hoisting rope or cable operated by frictional engagement with a winding drum or sheave with separate traction and suspension ropes
    • 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
    • B66B11/0035—Arrangement of driving gear, e.g. location or support
    • B66B11/0045—Arrangement of driving gear, e.g. location or support in the hoistway
    • B66B11/0055—Arrangement of driving gear, e.g. location or support in the hoistway on the counterweight

Definitions

  • the present invention relates to an elevator apparatus having a main rope for suspending a car and a counterweight, and a drive rope for transmitting a driving force of a driving device to the counterweight to raise and lower the car and the counterweight.
  • FIG. 12 is a schematic configuration diagram showing a conventional elevator apparatus similar to that shown in, for example, EP 07310 52 A1.
  • first and second rotatable car suspension wheels 2 and 3 are arranged above a hoistway 1.
  • a main rope 4 is wound around the first and second car hanging wheels 2 and 3.
  • the car 5 and the counterweight 6 are suspended in the hoistway 1 by the main rope 4.
  • the mouth-to-mouth arrangement of the main rope 4 is 1: 1 mouth-to-bing.
  • a rotatable upper weight sheave 7 is mounted above the counterweight 6 .
  • a rotatable lower weight sheave 8 is mounted above the hoistway 1.
  • a rotatable upper hoistway sheave 9 is disposed above the hoistway 1.
  • a rotatable lower hoistway sheave 10 is arranged below the hoistway 1.
  • a drive rope 11 is wound around the upper weight sheave 7, the upper hoistway sheave 9, the lower shaft sheave 10 and the lower weight sheave 8.
  • One end (upper end) of the driving rope 11 is connected to the upper part of the hoistway 1.
  • a tensioning weight 1 2 that gives tension to the drive rope 11 is suspended.
  • the lower hoistway sheave 10 is connected to a drive device (not shown) for raising and lowering the counterweight 6 via a drive rope 11.
  • the balance weight 6 is raised and lowered via the drive rope 1'1 by rotating the lower hoistway side sheave 10 by the drive device.
  • This The car 5 connected to the counterweight 6 via the main rope 4 is moved up and down the hoistway 1 along a guide rail (not shown).
  • the upper weight sheave 7 is disposed above the counterweight 6, and the lower weight sheave 8 below the counterweight 6. Since they are arranged, the dimension of the counterweight 6 in the height direction is increased, and as a result, the dimension of the hoistway 1 in the height direction is increased. In particular, when an emergency stop device is mounted on the counterweight 6, the problem becomes remarkable. Disclosure of the invention
  • the present invention has been made to solve the above-described problems, and can suppress an increase in the height of a counterweight, and can effectively utilize the space in a building.
  • the purpose is to obtain an overnight device.
  • the elevator apparatus includes a hoistway, a rotatable car hoist placed above the hoistway, a main rope wound around the car hoist, and a hoistway.
  • FIG. 1 is a schematic configuration diagram showing an elevator apparatus according to Embodiment 1 of the present invention
  • FIG. 2 is an explanatory diagram for explaining a rope arrangement of a drive rope in FIG. 1
  • FIG. 3 is a developed view of FIG. ,
  • FIG. 4 is a side view showing an example of a specific layout of the elevator apparatus of FIG. 1
  • FIG. 5 is a plan view showing the elevator apparatus of FIG.
  • FIG. 6 is a side view showing the positional relationship between the weight sheave and the hoistway sheave of FIG. 4
  • FIG. 7 is a plan view showing an elevator apparatus according to Embodiment 2 of the present invention
  • FIG. 8 is an explanatory diagram for explaining a mouth rope arrangement of a drive rope of an elevator apparatus according to Embodiment 3 of the present invention.
  • FIG. 10 is an explanatory diagram for explaining a rope arrangement of a drive rope of an elevator apparatus according to Embodiment 4 of the present invention.
  • FIG 11 is a development of Figure 10
  • FIG. 12 is a schematic configuration diagram showing an example of a conventional elevator apparatus. BEST MODE FOR CARRYING OUT THE INVENTION
  • FIG. 1 is a schematic configuration diagram showing an elevator apparatus according to Embodiment 1 of the present invention.
  • first and second rotatable car hoists 2: 3 are arranged above the hoistway 1.
  • a main rope 4 is wound around the first and second car hanging wheels 2, 3.
  • the car 5 and the counterweight 6 are suspended in the hoistway 1 by the main rope 4.
  • the mouth arrangement of the main rope 4 is 1: 1 mouth and bing.
  • first to fourth weight sheaves 21 to 24 are mounted above the counterweight 6, first to fourth weight sheaves 21 to 24 are mounted.
  • the first to fourth weight sheaves 21 to 24 are arranged coaxially, and are each independently rotatable.
  • first and second upper hoistway sheaves 25, 26 are arranged above the hoistway 1.
  • the first and second upper hoistway sheaves 25, 26 are arranged coaxially and can rotate independently of each other.
  • first and second lower hoistway sheaves 27, 28 are arranged in the lower part of the hoistway 1.
  • the first and second lower hoistway sheaves 27, 28 are coaxially arranged and can rotate independently of each other.
  • the first upper hoistway sheave 25 is connected via a drive rope 29 to a rotating shaft of a driving device 31 for raising and lowering the counterweight 6. That is, the first upper hoistway-side sheave 25 also serves as the drive sheave of the drive device 31. Further, the first car suspension wheel 2 is provided with a brake device 32.
  • FIG. 2 is an explanatory diagram for explaining the rope arrangement of the driving rope 29 of FIG. 1
  • FIG. 3 is a developed view of FIG. From one end of the drive rope 29, the first weight side sheave 21, the first upper shaft side sheave 25, the second weight side sheave 22, the second upper shaft side sheave 26, the first lower hoistway sheave 27, the third weight sheave 23, the second lower hoistway sheave 28 and the fourth weight sheave 24 O
  • FIG. 4 is a side view showing an example of a specific layout of the elevator apparatus of FIG. 1
  • FIG. 5 is a plan view of the elevator apparatus of FIG. 4, and FIG. It is the side view seen from.
  • FIG. 6 is a side view showing the positional relationship between the weight sheaves 21 to 24 and the hoistway sheaves 25 to 28 in FIG.
  • the weight sheaves 21 to 24 and the hoistway sheaves 25 to 28 have, when projected vertically, the center of rotation with respect to the center line 6 c of the counterweight 6. They are arranged to cross diagonally. Further, in order to reduce the overlap between the car 5 and the drive unit 31 when projected vertically, a thin type hoist having a short axial dimension is used as the drive unit 31.
  • the rotation axes of all the weight sheaves 21 to 24 and the rotation axes of all the hoistway sheaves 25 to 28 are arranged so as to overlap each other when projected vertically. That is, the upper hoistway sheaves 25 and 26 are disposed directly above the weight sheaves 21 and 24, and the lower hoistway sheaves 27 and 2 immediately below the weight sheaves 21 and 24. 8 are located.
  • a car guide rail 33 for guiding the elevator of the car 5 and a counterweight guide rail 34 for guiding the lifting of the counterweight 6 are installed in the hoistway 1. Have been.
  • the guide rails 33 and 34 are fixed in the hoistway 1 by a plurality of rail brackets 35.
  • landing doors 36 are provided on each landing floor.
  • the car 5 is provided with a car door 37 facing the landing door 36.
  • first to fourth weight sheaves 21 to 24 are arranged coaxially, the configuration can be simplified and the number of parts can be reduced.
  • first and second upper hoistway sheaves 25, 26 are coaxially arranged, and the first and second lower hoistway sheaves 27, 28 are coaxially arranged. Therefore, the configuration can be further simplified and the number of parts can be reduced.
  • the rotation axes of all the weight sheaves 21 to 24 and the rotation axes of all the hoistway sheaves 25 to 28 are arranged so as to overlap each other when projected vertically. Therefore, the space in the hoistway 1 can be effectively used.
  • FIG. 7 is a plan view showing an elevator apparatus according to Embodiment 2 of the present invention.
  • the weight sheaves 21 to 24 and the hoistway sheaves 25 to 28 are arranged such that, when projected vertically, the center of rotation extends parallel to the center line 6 c of the counterweight 6.
  • the driving device 38 a vertically long type winding machine having a long axial dimension is used. Other configurations are the same as those of the first embodiment.
  • Embodiment 3 Even in such an elevator system, the layout on the driving side can be made compact, and the space in the building can be used effectively.
  • FIG. 8 is an explanatory diagram for explaining a mouth rope arrangement of a drive rope of an elevator apparatus according to Embodiment 3 of the present invention
  • FIG. 9 is a developed view of FIG.
  • the rope arrangement of the drive rope according to the third embodiment is a 2: 1 roving.
  • first and second weight sheaves 4 1, 4 2 are mounted above the counterweight 6.
  • the first and second weight sheaves 41, 42 are coaxially arranged and can rotate independently of each other.
  • a rotatable upper hoistway-side sheave 43 is arranged above the hoistway 1.
  • a rotatable lower hoistway sheave 44 is arranged below the hoistway 1.
  • a drive rope 29 is wound around the first and second weight sheaves 41, 42, the upper hoistway sheave 43, and the lower hoistway sheave 44.
  • One end (upper end) of the drive rope 29 is connected to the upper part of the hoistway 1.
  • a tension 30 that gives tension to the drive rope 29 is suspended.
  • the drive rope 29 is wound around the first weight sheave 41, the upper hoistway sheave 43, the lower hoistway sheave 44, and the second weight sheave 42 from one end thereof. It has been done.
  • the first and second weight sheaves 4 1 and 4 2 can be arranged above the counterweight 6.
  • an increase in the height of the counterweight 6 can be suppressed, and the height of the hoistway 1 can be reduced.
  • the configuration can be simplified and the number of parts can be reduced.
  • the upper hoistway sheave 43 which also serves as a drive sheave
  • the first and second weight sheaves 41, 42 are rotated in the same direction.
  • the rotation speed of the first and second weight sheaves 41, 42 may be slightly different due to the extension of the drive rope 29.
  • gravity W g acts on the tension weight 30 and the driving ship generates torque T
  • the tension acting on the first weight sheave 41 becomes
  • the tension acting on the second weight sheave 42 is W g — ⁇ .
  • the rotation directions of the first and second weight sheaves 41, 42 are the same, the rotation speeds of the first and second weight sheaves 41, 42 are slightly different.
  • the tension acting on the first and second weight sheaves 41, 42 is also different, so that the first and second weight sheaves 41, 42 are not fixed by the rope arrangement. Need to be configured as separate parts without being integrated. Embodiment 4.
  • FIG. 1 0 explanatory view for explaining a mouth one flop arrangement of the drive rope Jer base Isseki device according to a fourth embodiment of the present invention
  • c 1 1 is an exploded view of FIG. 1 0
  • the rope arrangement of the drive rope according to the third embodiment is a 3: 1 roving.
  • first and second weight sheaves 5 1, 5 2 are mounted above the counterweight 6.
  • the first and second weight sheaves 51, 52 are coaxially arranged and can rotate independently of each other.
  • first and second upper hoistway sheaves 53, 54 are arranged above the hoistway 1.
  • the first and second upper hoistway sheaves 53, 54 are arranged coaxially and can be independently rotated.
  • first and second lower hoistway sheaves 55, 56 are arranged below the hoistway 1.
  • the first and second lower hoistway sheaves 55, 56 are arranged coaxially and can rotate independently.
  • First and second weight sheaves 51, 52, first and second upper hoistway sheaves 53: 54, and first and second lower hoistway sheaves 55, 56 Has a drive rope 29 wound around it. Both ends of the drive rope 29 are connected to the counterweight 6 c.
  • the first and second lower hoistway sheaves 55, 56 have tension weights 3 that apply tension to the drive rope 29. 0 is suspended.
  • the first upper hoistway sheave 53, the first weight sheave 51, the second upper hoistway sheave 54, the first lower hoistway side The sheave 55, the second weight sheave 52, and the second lower hoistway sheave 56 are wound in this order.
  • the first and second weight sheaves 51, 52 can be arranged above the counterweight 6 by arranging them.
  • an increase in the height of the counterweight 6 can be suppressed, and the height of the hoistway 1 can be reduced.
  • the configuration can be simplified and the number of parts can be reduced.
  • the drive device is connected to the upper hoistway sheave.
  • the drive device may be connected to another sheave around which the drive rope is wound. That is, another sheave may be used as the drive sheave. Therefore, the driving device may be mounted on the lower part of the hoistway or on the counterweight.
  • the weight side sheave is mounted only on the upper part of the counterweight, but may be mounted only on the lower part.
  • all the weight sheaves are arranged coaxially, but a plurality of weight sheaves may be arranged side by side above or below the counterweight, and the height of the counterweight is Increase can be suppressed.
  • a flat rope having a flat cross section may be used as the drive rope.
  • the sheave diameter can be reduced, and the overall size can be reduced.
  • a synthetic fiber rope using a synthetic tree j ⁇ i fiber such as aramid fiber may be used as the driving rope.
  • Synthetic fiber rope has high coefficient of friction and excellent flexibility. For this reason, the sheave diameter can be reduced and the overall size can be reduced.
  • the rope arrangement of the driving rope is not limited to the above example, and may be any N: one mouthful of one bing (where N is a natural number of 2 or more).
  • N is a natural number of 2 or more.
  • the number of weight sheaves is N when N is even and N— 1 when N is odd c
  • the number of sheaves on the upper shaft is N / 2 when N is an even number, and N-one when N is an odd number.
  • the number of lower hoistway sheaves is N / 2 when N is even and N-1 when N is odd.
  • N when N is set to a large value, the arrangement of the driving ropes becomes complicated. Therefore, it is desirable to reduce the number of driving ropes and to make the arrangement as a whole as simple as possible. For this purpose, it is preferable to provide a brake device on the main rope side as described in the first embodiment.

Landscapes

  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)

Abstract

L'invention concerne un appareil de levage dans lequel une benne (5) et une masse (6) d'équilibrage sont suspendus par un câble principal (4). La force d'entraînement d'un dispositif (31) d'entraînement est transmise à la masse (6) d'équilibrage par l'intermédiaire d'un câble (29) d'entraînement. Le levage et l'abaissement de la masse (6) d'équilibrage entraînent le levage et l'abaissement de la benne (5). Le câble (29) d'entraînement est entraîné autour d'une pluralité de réas (21-24) associés à la masse d'équilibrage montés sur la masse (6) d'équilibrage, des réas (25, 26) associés à la région supérieure de l'arbre disposés dans la région supérieure d'un arbre (1), et des réas (27, 28) associés à la région inférieure de l'arbre disposés dans la région inférieure de l'arbre (1). Touts les réas (21-24) associés à la masse sont disposés de manière coaxiale dans la région supérieure de la masse (6) d'équilibrage.
PCT/JP2001/004374 2001-05-24 2001-05-24 Appareil de levage WO2002094701A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP01932256A EP1396456B1 (fr) 2001-05-24 2001-05-24 Appareil de levage
CN 01812049 CN1270957C (zh) 2001-05-24 2001-05-24 电梯装置
JP2002580696A JPWO2002094701A1 (ja) 2001-05-24 2001-05-24 エレベータ装置
PCT/JP2001/004374 WO2002094701A1 (fr) 2001-05-24 2001-05-24 Appareil de levage
DE60132372T DE60132372T2 (de) 2001-05-24 2001-05-24 Aufzugsvorrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2001/004374 WO2002094701A1 (fr) 2001-05-24 2001-05-24 Appareil de levage

Publications (1)

Publication Number Publication Date
WO2002094701A1 true WO2002094701A1 (fr) 2002-11-28

Family

ID=11737345

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2001/004374 WO2002094701A1 (fr) 2001-05-24 2001-05-24 Appareil de levage

Country Status (5)

Country Link
EP (1) EP1396456B1 (fr)
JP (1) JPWO2002094701A1 (fr)
CN (1) CN1270957C (fr)
DE (1) DE60132372T2 (fr)
WO (1) WO2002094701A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004071926A1 (fr) * 2003-02-13 2004-08-26 Mitsubishi Denki Kabushiki Kaisha Equipement d'ascenseur
WO2004074157A1 (fr) * 2003-02-19 2004-09-02 Mitsubishi Denki Kabushiki Kaisha Ascenseur
WO2007138706A1 (fr) 2006-06-01 2007-12-06 Mitsubishi Electric Corporation Dispositif d'ascenseur

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1970422A (zh) * 2006-12-05 2007-05-30 孟繁贵 间接驱动曳引电梯
EP2492232A1 (fr) * 2011-02-24 2012-08-29 Inventio AG Dispositif de serrage dans une installation d'ascenseur
CN102229397A (zh) * 2011-06-09 2011-11-02 上海微频莱机电科技有限公司 塔筒升降机的升降装置
CN107531456B (zh) * 2015-04-27 2019-12-20 通力股份公司 用于对电梯牵引构件的张紧度进行调节的设备
CN108861957B (zh) * 2017-05-12 2021-10-29 奥的斯电梯公司 一种绳索提升的电梯系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0731052A1 (fr) * 1995-03-04 1996-09-11 Dover Europe Aufzüge GmbH Ascenseur
JPH09124259A (ja) * 1995-11-06 1997-05-13 Mitsubishi Electric Corp エレベータ装置
JP2000063057A (ja) * 1998-06-08 2000-02-29 Meidensha Corp エレベータ

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI99264C (fi) * 1995-09-21 1998-02-10 Kone Oy Konehuoneeton vetopyörähissi
JP2000247560A (ja) * 1999-02-26 2000-09-12 Mitsubishi Electric Corp エレベーター装置
FI4928U1 (fi) * 2001-01-25 2001-05-23 Kone Corp Hissi

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0731052A1 (fr) * 1995-03-04 1996-09-11 Dover Europe Aufzüge GmbH Ascenseur
JPH09124259A (ja) * 1995-11-06 1997-05-13 Mitsubishi Electric Corp エレベータ装置
JP2000063057A (ja) * 1998-06-08 2000-02-29 Meidensha Corp エレベータ

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP1396456A4 *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004071926A1 (fr) * 2003-02-13 2004-08-26 Mitsubishi Denki Kabushiki Kaisha Equipement d'ascenseur
CN100333991C (zh) * 2003-02-13 2007-08-29 三菱电机株式会社 电梯装置
WO2004074157A1 (fr) * 2003-02-19 2004-09-02 Mitsubishi Denki Kabushiki Kaisha Ascenseur
WO2007138706A1 (fr) 2006-06-01 2007-12-06 Mitsubishi Electric Corporation Dispositif d'ascenseur
KR100975689B1 (ko) 2006-06-01 2010-08-12 미쓰비시덴키 가부시키가이샤 엘리베이터 장치

Also Published As

Publication number Publication date
EP1396456B1 (fr) 2008-01-09
JPWO2002094701A1 (ja) 2004-09-09
CN1270957C (zh) 2006-08-23
EP1396456A4 (fr) 2004-10-27
DE60132372D1 (de) 2008-02-21
CN1440363A (zh) 2003-09-03
DE60132372T2 (de) 2008-12-24
EP1396456A1 (fr) 2004-03-10

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